7DRW

Bovine 20S immunoproteasome in complex with two human PA28alpha-beta activators

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
AA [auth h]	SCOP2B Superfamily	Class II glutamine amidotransferases	8099420	3000131	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Class II glutamine amidotransferases	8099420	3000131	SCOP2B (2022-06-29)
BA [auth j]	SCOP2B Superfamily	Class II glutamine amidotransferases	8099430	3000131	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Class II glutamine amidotransferases	8099430	3000131	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Class II glutamine amidotransferases	8064008	3000131	SCOP2B (2022-06-29)
V [auth P]	SCOP2B Superfamily	Class II glutamine amidotransferases	8064008	3000131	SCOP2B (2022-06-29)
E	SCOP2B Superfamily	Class II glutamine amidotransferases	8099576	3000131	SCOP2B (2022-06-29)
W [auth R]	SCOP2B Superfamily	Class II glutamine amidotransferases	8099576	3000131	SCOP2B (2022-06-29)
F	SCOP2B Superfamily	Class II glutamine amidotransferases	8099416	3000131	SCOP2B (2022-06-29)
X [auth b]	SCOP2B Superfamily	Class II glutamine amidotransferases	8099416	3000131	SCOP2B (2022-06-29)
G	SCOP2B Superfamily	Class II glutamine amidotransferases	8064052	3000131	SCOP2B (2022-06-29)
Y [auth d]	SCOP2B Superfamily	Class II glutamine amidotransferases	8064052	3000131	SCOP2B (2022-06-29)
EA [auth m]	SCOP2B Superfamily	Class II glutamine amidotransferases	8079514	3000131	SCOP2B (2022-06-29)
IA [auth U]	SCOP2B Superfamily	Class II glutamine amidotransferases	8079514	3000131	SCOP2B (2022-06-29)
KA [auth W]	SCOP2B Superfamily	Class II glutamine amidotransferases	8102453	3000131	SCOP2B (2022-06-29)
NA [auth Z]	SCOP2B Superfamily	Class II glutamine amidotransferases	8102453	3000131	SCOP2B (2022-06-29)
LA [auth X]	SCOP2 Family	Proteasome subunits	8102454	4002254	SCOP2 (2022-06-29)
LA [auth X]	SCOP2 Superfamily	Class II glutamine amidotransferases	8102455	3000131	SCOP2 (2022-06-29)
OA [auth 1]	SCOP2B Superfamily	Class II glutamine amidotransferases	8102455	3000131	SCOP2B (2022-06-29)
MA [auth Y]	SCOP2B Superfamily	Class II glutamine amidotransferases	8102457	3000131	SCOP2B (2022-06-29)
PA [auth 2]	SCOP2B Superfamily	Class II glutamine amidotransferases	8102457	3000131	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Class II glutamine amidotransferases	8039672	3000131	SCOP2B (2022-06-29)
Z [auth f]	SCOP2B Superfamily	Class II glutamine amidotransferases	8039672	3000131	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
AA [auth h]	Proteasome	e7drwh1	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Proteasome subunits	F: Proteasome	ECOD (1.6)
B	Proteasome	e7drwB1	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Proteasome subunits	F: Proteasome	ECOD (1.6)
BA [auth j]	Proteasome	e7drwj1	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Proteasome subunits	F: Proteasome	ECOD (1.6)
C	Proteasome	e7drwC1	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Proteasome subunits	F: Proteasome	ECOD (1.6)
D	Proteasome	e7drwD1	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Proteasome subunits	F: Proteasome	ECOD (1.6)
V [auth P]	Proteasome	e7drwP1	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Proteasome subunits	F: Proteasome	ECOD (1.6)
E	Proteasome	e7drwE1	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Proteasome subunits	F: Proteasome	ECOD (1.6)
W [auth R]	Proteasome	e7drwR1	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Proteasome subunits	F: Proteasome	ECOD (1.6)
F	Proteasome	e7drwF1	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Proteasome subunits	F: Proteasome	ECOD (1.6)
X [auth b]	Proteasome	e7drwb1	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Proteasome subunits	F: Proteasome	ECOD (1.6)
G	Proteasome	e7drwG1	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Proteasome subunits	F: Proteasome	ECOD (1.6)
Y [auth d]	Proteasome	e7drwd1	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Proteasome subunits	F: Proteasome	ECOD (1.6)
H	PA28_beta	e7drwH1	A: alpha bundles	X: Four-helical up-and-down bundle	H: Proteasome activator reg(alpha) (From Topology)	T: Proteasome activator reg(alpha)	F: PA28_beta	ECOD (1.6)
K	PA28_beta	e7drwK1	A: alpha bundles	X: Four-helical up-and-down bundle	H: Proteasome activator reg(alpha) (From Topology)	T: Proteasome activator reg(alpha)	F: PA28_beta	ECOD (1.6)
M	PA28_beta	e7drwM1	A: alpha bundles	X: Four-helical up-and-down bundle	H: Proteasome activator reg(alpha) (From Topology)	T: Proteasome activator reg(alpha)	F: PA28_beta	ECOD (1.6)
O	PA28_beta	e7drwO1	A: alpha bundles	X: Four-helical up-and-down bundle	H: Proteasome activator reg(alpha) (From Topology)	T: Proteasome activator reg(alpha)	F: PA28_beta	ECOD (1.6)
R [auth c]	PA28_beta	e7drwc1	A: alpha bundles	X: Four-helical up-and-down bundle	H: Proteasome activator reg(alpha) (From Topology)	T: Proteasome activator reg(alpha)	F: PA28_beta	ECOD (1.6)
T [auth g]	PA28_beta	e7drwg1	A: alpha bundles	X: Four-helical up-and-down bundle	H: Proteasome activator reg(alpha) (From Topology)	T: Proteasome activator reg(alpha)	F: PA28_beta	ECOD (1.6)
I	PA28_beta	e7drwI1	A: alpha bundles	X: Four-helical up-and-down bundle	H: Proteasome activator reg(alpha) (From Topology)	T: Proteasome activator reg(alpha)	F: PA28_beta	ECOD (1.6)
J	PA28_beta	e7drwJ1	A: alpha bundles	X: Four-helical up-and-down bundle	H: Proteasome activator reg(alpha) (From Topology)	T: Proteasome activator reg(alpha)	F: PA28_beta	ECOD (1.6)
L	PA28_beta	e7drwL1	A: alpha bundles	X: Four-helical up-and-down bundle	H: Proteasome activator reg(alpha) (From Topology)	T: Proteasome activator reg(alpha)	F: PA28_beta	ECOD (1.6)
N	PA28_beta	e7drwN1	A: alpha bundles	X: Four-helical up-and-down bundle	H: Proteasome activator reg(alpha) (From Topology)	T: Proteasome activator reg(alpha)	F: PA28_beta	ECOD (1.6)
P [auth Q]	PA28_beta	e7drwQ1	A: alpha bundles	X: Four-helical up-and-down bundle	H: Proteasome activator reg(alpha) (From Topology)	T: Proteasome activator reg(alpha)	F: PA28_beta	ECOD (1.6)
Q [auth a]	PA28_beta	e7drwa1	A: alpha bundles	X: Four-helical up-and-down bundle	H: Proteasome activator reg(alpha) (From Topology)	T: Proteasome activator reg(alpha)	F: PA28_beta	ECOD (1.6)
S [auth e]	PA28_beta	e7drwe1	A: alpha bundles	X: Four-helical up-and-down bundle	H: Proteasome activator reg(alpha) (From Topology)	T: Proteasome activator reg(alpha)	F: PA28_beta	ECOD (1.6)
U [auth i]	PA28_beta	e7drwi1	A: alpha bundles	X: Four-helical up-and-down bundle	H: Proteasome activator reg(alpha) (From Topology)	T: Proteasome activator reg(alpha)	F: PA28_beta	ECOD (1.6)
CA [auth k]	Proteasome	e7drwk1	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Proteasome subunits	F: Proteasome	ECOD (1.6)
GA [auth S]	Proteasome	e7drwS1	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Proteasome subunits	F: Proteasome	ECOD (1.6)
DA [auth l]	Proteasome	e7drwl1	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Proteasome subunits	F: Proteasome	ECOD (1.6)
HA [auth T]	Proteasome	e7drwT1	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Proteasome subunits	F: Proteasome	ECOD (1.6)
EA [auth m]	Proteasome	e7drwm1	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Proteasome subunits	F: Proteasome	ECOD (1.6)
IA [auth U]	Proteasome	e7drwU1	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Proteasome subunits	F: Proteasome	ECOD (1.6)
FA [auth n]	Proteasome	e7drwn1	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Proteasome subunits	F: Proteasome	ECOD (1.6)
JA [auth V]	Proteasome	e7drwV1	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Proteasome subunits	F: Proteasome	ECOD (1.6)
KA [auth W]	Proteasome	e7drwW1	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Proteasome subunits	F: Proteasome	ECOD (1.6)
NA [auth Z]	Proteasome	e7drwZ1	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Proteasome subunits	F: Proteasome	ECOD (1.6)
LA [auth X]	Proteasome	e7drwX1	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Proteasome subunits	F: Proteasome	ECOD (1.6)
OA [auth 1]	Proteasome	e7drw11	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Proteasome subunits	F: Proteasome	ECOD (1.6)
MA [auth Y]	Proteasome	e7drwY1	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Proteasome subunits	F: Proteasome	ECOD (1.6)
PA [auth 2]	Proteasome	e7drw21	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Proteasome subunits	F: Proteasome	ECOD (1.6)
A	Proteasome	e7drwA1	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Proteasome subunits	F: Proteasome	ECOD (1.6)
Z [auth f]	Proteasome	e7drwf1	A: a+b four layers	X: Ntn/PP2C	H: Ntn	T: Proteasome subunits	F: Proteasome	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
AA [auth h], B	PF00227	Proteasome subunit (Proteasome)	Proteasome subunit	The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity ...	The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity: from HslV (heat shock locus v), which is encoded by 1 gene in bacteria, to the eukaryotic 20S proteasome, which is encoded by more than 14 genes [1]. Recently evidence of two novel groups of bacterial proteasomes was proposed. The first is Anbu, which is sparsely distributed among cyanobacteria and proteobacteria [1]. The second is call beta-proteobacteria proteasome homologue (BPH) [1].	Domain
AA [auth h], B	PF10584	Proteasome subunit A N-terminal signature (Proteasome_A_N)	Proteasome subunit A N-terminal signature	-	Family
BA [auth j], C	PF00227	Proteasome subunit (Proteasome)	Proteasome subunit	The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity ...	The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity: from HslV (heat shock locus v), which is encoded by 1 gene in bacteria, to the eukaryotic 20S proteasome, which is encoded by more than 14 genes [1]. Recently evidence of two novel groups of bacterial proteasomes was proposed. The first is Anbu, which is sparsely distributed among cyanobacteria and proteobacteria [1]. The second is call beta-proteobacteria proteasome homologue (BPH) [1].	Domain
BA [auth j], C	PF10584	Proteasome subunit A N-terminal signature (Proteasome_A_N)	Proteasome subunit A N-terminal signature	-	Family
BA [auth j], C	PF02251	Proteasome activator PA28, N-terminal (PA28_N)	Proteasome activator PA28, N-terminal	Proteasome activator 28 (PA28), also known as 11s regulator of REG, binds to the 20S proteasome and simulates peptidase activity in an ATP-independent manner. This entry represents a single alpha-helix N-terminal domain found in PA28 subunits, includ ...	Proteasome activator 28 (PA28), also known as 11s regulator of REG, binds to the 20S proteasome and simulates peptidase activity in an ATP-independent manner. This entry represents a single alpha-helix N-terminal domain found in PA28 subunits, including PA28alpha/beta/gamma (also known as Proteasome activator complex subunit 1-3) [1-4].	Domain
D, V [auth P]	PF00227	Proteasome subunit (Proteasome)	Proteasome subunit	The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity ...	The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity: from HslV (heat shock locus v), which is encoded by 1 gene in bacteria, to the eukaryotic 20S proteasome, which is encoded by more than 14 genes [1]. Recently evidence of two novel groups of bacterial proteasomes was proposed. The first is Anbu, which is sparsely distributed among cyanobacteria and proteobacteria [1]. The second is call beta-proteobacteria proteasome homologue (BPH) [1].	Domain
D, V [auth P]	PF10584	Proteasome subunit A N-terminal signature (Proteasome_A_N)	Proteasome subunit A N-terminal signature	-	Family
E, W [auth R]	PF00227	Proteasome subunit (Proteasome)	Proteasome subunit	The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity ...	The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity: from HslV (heat shock locus v), which is encoded by 1 gene in bacteria, to the eukaryotic 20S proteasome, which is encoded by more than 14 genes [1]. Recently evidence of two novel groups of bacterial proteasomes was proposed. The first is Anbu, which is sparsely distributed among cyanobacteria and proteobacteria [1]. The second is call beta-proteobacteria proteasome homologue (BPH) [1].	Domain
E, W [auth R]	PF10584	Proteasome subunit A N-terminal signature (Proteasome_A_N)	Proteasome subunit A N-terminal signature	-	Family
E, W [auth R]	PF02252	Proteasome activator PA28, C-terminal (PA28_C)	Proteasome activator PA28, C-terminal	Proteasome activator 28 (PA28), also known as 11s regulator of REG, binds to the 20S proteasome and simulates peptidase activity in an ATP-independent manner. This entry represents a the C-terminal domain found in PA28 subunits, including PA28alpha/b ...	Proteasome activator 28 (PA28), also known as 11s regulator of REG, binds to the 20S proteasome and simulates peptidase activity in an ATP-independent manner. This entry represents a the C-terminal domain found in PA28 subunits, including PA28alpha/beta/gamma (also known as Proteasome activator complex subunit 1-3) [1-4].	Domain
E, W [auth R]	PF02251	Proteasome activator PA28, N-terminal (PA28_N)	Proteasome activator PA28, N-terminal	Proteasome activator 28 (PA28), also known as 11s regulator of REG, binds to the 20S proteasome and simulates peptidase activity in an ATP-independent manner. This entry represents a single alpha-helix N-terminal domain found in PA28 subunits, includ ...	Proteasome activator 28 (PA28), also known as 11s regulator of REG, binds to the 20S proteasome and simulates peptidase activity in an ATP-independent manner. This entry represents a single alpha-helix N-terminal domain found in PA28 subunits, including PA28alpha/beta/gamma (also known as Proteasome activator complex subunit 1-3) [1-4].	Domain
F, X [auth b]	PF00227	Proteasome subunit (Proteasome)	Proteasome subunit	The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity ...	The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity: from HslV (heat shock locus v), which is encoded by 1 gene in bacteria, to the eukaryotic 20S proteasome, which is encoded by more than 14 genes [1]. Recently evidence of two novel groups of bacterial proteasomes was proposed. The first is Anbu, which is sparsely distributed among cyanobacteria and proteobacteria [1]. The second is call beta-proteobacteria proteasome homologue (BPH) [1].	Domain
F, X [auth b]	PF10584	Proteasome subunit A N-terminal signature (Proteasome_A_N)	Proteasome subunit A N-terminal signature	-	Family
G, Y [auth d]	PF00227	Proteasome subunit (Proteasome)	Proteasome subunit	The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity ...	The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity: from HslV (heat shock locus v), which is encoded by 1 gene in bacteria, to the eukaryotic 20S proteasome, which is encoded by more than 14 genes [1]. Recently evidence of two novel groups of bacterial proteasomes was proposed. The first is Anbu, which is sparsely distributed among cyanobacteria and proteobacteria [1]. The second is call beta-proteobacteria proteasome homologue (BPH) [1].	Domain
G, Y [auth d]	PF10584	Proteasome subunit A N-terminal signature (Proteasome_A_N)	Proteasome subunit A N-terminal signature	-	Family
G, Y [auth d]	PF02252	Proteasome activator PA28, C-terminal (PA28_C)	Proteasome activator PA28, C-terminal	Proteasome activator 28 (PA28), also known as 11s regulator of REG, binds to the 20S proteasome and simulates peptidase activity in an ATP-independent manner. This entry represents a the C-terminal domain found in PA28 subunits, including PA28alpha/b ...	Proteasome activator 28 (PA28), also known as 11s regulator of REG, binds to the 20S proteasome and simulates peptidase activity in an ATP-independent manner. This entry represents a the C-terminal domain found in PA28 subunits, including PA28alpha/beta/gamma (also known as Proteasome activator complex subunit 1-3) [1-4].	Domain
G, Y [auth d]	PF02251	Proteasome activator PA28, N-terminal (PA28_N)	Proteasome activator PA28, N-terminal	Proteasome activator 28 (PA28), also known as 11s regulator of REG, binds to the 20S proteasome and simulates peptidase activity in an ATP-independent manner. This entry represents a single alpha-helix N-terminal domain found in PA28 subunits, includ ...	Proteasome activator 28 (PA28), also known as 11s regulator of REG, binds to the 20S proteasome and simulates peptidase activity in an ATP-independent manner. This entry represents a single alpha-helix N-terminal domain found in PA28 subunits, including PA28alpha/beta/gamma (also known as Proteasome activator complex subunit 1-3) [1-4].	Domain
H, K, M, O, R [auth c], H, K, M, O, R [auth c], T [auth g]	PF00227	Proteasome subunit (Proteasome)	Proteasome subunit	The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity ...	The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity: from HslV (heat shock locus v), which is encoded by 1 gene in bacteria, to the eukaryotic 20S proteasome, which is encoded by more than 14 genes [1]. Recently evidence of two novel groups of bacterial proteasomes was proposed. The first is Anbu, which is sparsely distributed among cyanobacteria and proteobacteria [1]. The second is call beta-proteobacteria proteasome homologue (BPH) [1].	Domain
H, K, M, O, R [auth c], H, K, M, O, R [auth c], T [auth g]	PF02252	Proteasome activator PA28, C-terminal (PA28_C)	Proteasome activator PA28, C-terminal	Proteasome activator 28 (PA28), also known as 11s regulator of REG, binds to the 20S proteasome and simulates peptidase activity in an ATP-independent manner. This entry represents a the C-terminal domain found in PA28 subunits, including PA28alpha/b ...	Proteasome activator 28 (PA28), also known as 11s regulator of REG, binds to the 20S proteasome and simulates peptidase activity in an ATP-independent manner. This entry represents a the C-terminal domain found in PA28 subunits, including PA28alpha/beta/gamma (also known as Proteasome activator complex subunit 1-3) [1-4].	Domain
H, K, M, O, R [auth c], H, K, M, O, R [auth c], T [auth g]	PF02251	Proteasome activator PA28, N-terminal (PA28_N)	Proteasome activator PA28, N-terminal	Proteasome activator 28 (PA28), also known as 11s regulator of REG, binds to the 20S proteasome and simulates peptidase activity in an ATP-independent manner. This entry represents a single alpha-helix N-terminal domain found in PA28 subunits, includ ...	Proteasome activator 28 (PA28), also known as 11s regulator of REG, binds to the 20S proteasome and simulates peptidase activity in an ATP-independent manner. This entry represents a single alpha-helix N-terminal domain found in PA28 subunits, including PA28alpha/beta/gamma (also known as Proteasome activator complex subunit 1-3) [1-4].	Domain
I, J, L, N, P [auth Q], I, J, L, N, P [auth Q], Q [auth a], S [auth e], U [auth i]	PF00227	Proteasome subunit (Proteasome)	Proteasome subunit	The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity ...	The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity: from HslV (heat shock locus v), which is encoded by 1 gene in bacteria, to the eukaryotic 20S proteasome, which is encoded by more than 14 genes [1]. Recently evidence of two novel groups of bacterial proteasomes was proposed. The first is Anbu, which is sparsely distributed among cyanobacteria and proteobacteria [1]. The second is call beta-proteobacteria proteasome homologue (BPH) [1].	Domain
I, J, L, N, P [auth Q], I, J, L, N, P [auth Q], Q [auth a], S [auth e], U [auth i]	PF10584	Proteasome subunit A N-terminal signature (Proteasome_A_N)	Proteasome subunit A N-terminal signature	-	Family
I, J, L, N, P [auth Q], I, J, L, N, P [auth Q], Q [auth a], S [auth e], U [auth i]	PF02252	Proteasome activator PA28, C-terminal (PA28_C)	Proteasome activator PA28, C-terminal	Proteasome activator 28 (PA28), also known as 11s regulator of REG, binds to the 20S proteasome and simulates peptidase activity in an ATP-independent manner. This entry represents a the C-terminal domain found in PA28 subunits, including PA28alpha/b ...	Proteasome activator 28 (PA28), also known as 11s regulator of REG, binds to the 20S proteasome and simulates peptidase activity in an ATP-independent manner. This entry represents a the C-terminal domain found in PA28 subunits, including PA28alpha/beta/gamma (also known as Proteasome activator complex subunit 1-3) [1-4].	Domain
I, J, L, N, P [auth Q], I, J, L, N, P [auth Q], Q [auth a], S [auth e], U [auth i]	PF02251	Proteasome activator PA28, N-terminal (PA28_N)	Proteasome activator PA28, N-terminal	Proteasome activator 28 (PA28), also known as 11s regulator of REG, binds to the 20S proteasome and simulates peptidase activity in an ATP-independent manner. This entry represents a single alpha-helix N-terminal domain found in PA28 subunits, includ ...	Proteasome activator 28 (PA28), also known as 11s regulator of REG, binds to the 20S proteasome and simulates peptidase activity in an ATP-independent manner. This entry represents a single alpha-helix N-terminal domain found in PA28 subunits, including PA28alpha/beta/gamma (also known as Proteasome activator complex subunit 1-3) [1-4].	Domain
CA [auth k], GA [auth S]	PF00227	Proteasome subunit (Proteasome)	Proteasome subunit	The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity ...	The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity: from HslV (heat shock locus v), which is encoded by 1 gene in bacteria, to the eukaryotic 20S proteasome, which is encoded by more than 14 genes [1]. Recently evidence of two novel groups of bacterial proteasomes was proposed. The first is Anbu, which is sparsely distributed among cyanobacteria and proteobacteria [1]. The second is call beta-proteobacteria proteasome homologue (BPH) [1].	Domain
DA [auth l], HA [auth T]	PF00227	Proteasome subunit (Proteasome)	Proteasome subunit	The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity ...	The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity: from HslV (heat shock locus v), which is encoded by 1 gene in bacteria, to the eukaryotic 20S proteasome, which is encoded by more than 14 genes [1]. Recently evidence of two novel groups of bacterial proteasomes was proposed. The first is Anbu, which is sparsely distributed among cyanobacteria and proteobacteria [1]. The second is call beta-proteobacteria proteasome homologue (BPH) [1].	Domain
EA [auth m], IA [auth U]	PF00227	Proteasome subunit (Proteasome)	Proteasome subunit	The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity ...	The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity: from HslV (heat shock locus v), which is encoded by 1 gene in bacteria, to the eukaryotic 20S proteasome, which is encoded by more than 14 genes [1]. Recently evidence of two novel groups of bacterial proteasomes was proposed. The first is Anbu, which is sparsely distributed among cyanobacteria and proteobacteria [1]. The second is call beta-proteobacteria proteasome homologue (BPH) [1].	Domain
FA [auth n], JA [auth V]	PF00227	Proteasome subunit (Proteasome)	Proteasome subunit	The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity ...	The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity: from HslV (heat shock locus v), which is encoded by 1 gene in bacteria, to the eukaryotic 20S proteasome, which is encoded by more than 14 genes [1]. Recently evidence of two novel groups of bacterial proteasomes was proposed. The first is Anbu, which is sparsely distributed among cyanobacteria and proteobacteria [1]. The second is call beta-proteobacteria proteasome homologue (BPH) [1].	Domain
LA [auth X], OA [auth 1]	PF12465	Proteasome beta subunits C terminal (Pr_beta_C)	Proteasome beta subunits C terminal	-	Family
A, Z [auth f]	PF00227	Proteasome subunit (Proteasome)	Proteasome subunit	The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity ...	The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity: from HslV (heat shock locus v), which is encoded by 1 gene in bacteria, to the eukaryotic 20S proteasome, which is encoded by more than 14 genes [1]. Recently evidence of two novel groups of bacterial proteasomes was proposed. The first is Anbu, which is sparsely distributed among cyanobacteria and proteobacteria [1]. The second is call beta-proteobacteria proteasome homologue (BPH) [1].	Domain
A, Z [auth f]	PF10584	Proteasome subunit A N-terminal signature (Proteasome_A_N)	Proteasome subunit A N-terminal signature	-	Family
A, Z [auth f]	PF02252	Proteasome activator PA28, C-terminal (PA28_C)	Proteasome activator PA28, C-terminal	Proteasome activator 28 (PA28), also known as 11s regulator of REG, binds to the 20S proteasome and simulates peptidase activity in an ATP-independent manner. This entry represents a the C-terminal domain found in PA28 subunits, including PA28alpha/b ...	Proteasome activator 28 (PA28), also known as 11s regulator of REG, binds to the 20S proteasome and simulates peptidase activity in an ATP-independent manner. This entry represents a the C-terminal domain found in PA28 subunits, including PA28alpha/beta/gamma (also known as Proteasome activator complex subunit 1-3) [1-4].	Domain
A, Z [auth f]	PF02251	Proteasome activator PA28, N-terminal (PA28_N)	Proteasome activator PA28, N-terminal	Proteasome activator 28 (PA28), also known as 11s regulator of REG, binds to the 20S proteasome and simulates peptidase activity in an ATP-independent manner. This entry represents a single alpha-helix N-terminal domain found in PA28 subunits, includ ...	Proteasome activator 28 (PA28), also known as 11s regulator of REG, binds to the 20S proteasome and simulates peptidase activity in an ATP-independent manner. This entry represents a single alpha-helix N-terminal domain found in PA28 subunits, including PA28alpha/beta/gamma (also known as Proteasome activator complex subunit 1-3) [1-4].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
AA [auth h], B	Proteasome subunit alpha type-2	-	organonitrogen compound catabolic process organonitrogen compound metabolic process catabolic process proteolysis involved in protein catabolic process primary metabolic process proteasomal protein catabolic process protein catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process macromolecule catabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process metabolic process organonitrogen compound catabolic process organonitrogen compound metabolic process catabolic process proteolysis involved in protein catabolic process primary metabolic process proteasomal protein catabolic process protein catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process macromolecule catabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process metabolic process protein metabolic process macromolecule metabolic process	intracellular anatomical structure cytoplasmic ribonucleoprotein granule cellular anatomical entity ribonucleoprotein granule intracellular organelle organelle intracellular non-membrane-bounded organelle cytoplasm supramolecular complex P-body non-membrane-bounded organelle protein-containing complex catalytic complex peptidase complex intracellular anatomical structure cytoplasmic ribonucleoprotein granule cellular anatomical entity ribonucleoprotein granule intracellular organelle organelle intracellular non-membrane-bounded organelle cytoplasm supramolecular complex P-body non-membrane-bounded organelle protein-containing complex catalytic complex peptidase complex proteasome complex endopeptidase complex proteasome core complex intracellular protein-containing complex proteasome core complex, alpha-subunit complex membrane-bounded organelle nucleus intracellular membrane-bounded organelle
BA [auth j], C	Proteasome subunit alpha type-4	-	organonitrogen compound catabolic process organonitrogen compound metabolic process catabolic process proteolysis involved in protein catabolic process primary metabolic process proteasomal protein catabolic process protein catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process macromolecule catabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process metabolic process organonitrogen compound catabolic process organonitrogen compound metabolic process catabolic process proteolysis involved in protein catabolic process primary metabolic process proteasomal protein catabolic process protein catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process macromolecule catabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process metabolic process protein metabolic process macromolecule metabolic process	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol cytoplasmic ribonucleoprotein granule ribonucleoprotein granule intracellular organelle organelle intracellular non-membrane-bounded organelle supramolecular complex P-body non-membrane-bounded organelle protein-containing complex catalytic complex intracellular anatomical structure cytoplasm cellular anatomical entity cytosol cytoplasmic ribonucleoprotein granule ribonucleoprotein granule intracellular organelle organelle intracellular non-membrane-bounded organelle supramolecular complex P-body non-membrane-bounded organelle protein-containing complex catalytic complex peptidase complex proteasome complex endopeptidase complex proteasome core complex intracellular protein-containing complex proteasome core complex, alpha-subunit complex membrane-bounded organelle nucleus intracellular membrane-bounded organelle
D, V [auth P]	Proteasome subunit alpha type-7	identical protein binding protein binding binding	organonitrogen compound catabolic process organonitrogen compound metabolic process catabolic process proteolysis involved in protein catabolic process primary metabolic process proteasomal protein catabolic process protein catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process macromolecule catabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process metabolic process organonitrogen compound catabolic process organonitrogen compound metabolic process catabolic process proteolysis involved in protein catabolic process primary metabolic process proteasomal protein catabolic process protein catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process macromolecule catabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process metabolic process protein metabolic process macromolecule metabolic process	intracellular anatomical structure cytoplasm cellular anatomical entity postsynapse synapse cell junction protein-containing complex catalytic complex peptidase complex proteasome complex endopeptidase complex proteasome core complex intracellular protein-containing complex proteasome core complex, alpha-subunit complex intracellular anatomical structure cytoplasm cellular anatomical entity postsynapse synapse cell junction protein-containing complex catalytic complex peptidase complex proteasome complex endopeptidase complex proteasome core complex intracellular protein-containing complex proteasome core complex, alpha-subunit complex membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle
E, W [auth R]	Proteasome subunit alpha type-5	-	organonitrogen compound catabolic process organonitrogen compound metabolic process catabolic process proteolysis involved in protein catabolic process primary metabolic process proteasomal protein catabolic process protein catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process macromolecule catabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process metabolic process organonitrogen compound catabolic process organonitrogen compound metabolic process catabolic process proteolysis involved in protein catabolic process primary metabolic process proteasomal protein catabolic process protein catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process macromolecule catabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process metabolic process protein metabolic process macromolecule metabolic process	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol protein-containing complex catalytic complex peptidase complex proteasome complex endopeptidase complex proteasome core complex intracellular protein-containing complex proteasome core complex, alpha-subunit complex membrane-bounded organelle intracellular organelle intracellular anatomical structure cytoplasm cellular anatomical entity cytosol protein-containing complex catalytic complex peptidase complex proteasome complex endopeptidase complex proteasome core complex intracellular protein-containing complex proteasome core complex, alpha-subunit complex membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle
F, X [auth b]	Proteasome subunit alpha type-1	binding lipid binding lipopolysaccharide binding carbohydrate derivative binding	immune system process regulation of defense response response to stimulus regulation of response to external stimulus negative regulation of inflammatory response negative regulation of biological process inflammatory response to antigenic stimulus response to stress regulation of response to stress regulation of immune system process negative regulation of inflammatory response to antigenic stimulus regulation of biological process defense response immune response immune system process regulation of defense response response to stimulus regulation of response to external stimulus negative regulation of inflammatory response negative regulation of biological process inflammatory response to antigenic stimulus response to stress regulation of response to stress regulation of immune system process negative regulation of inflammatory response to antigenic stimulus regulation of biological process defense response immune response negative regulation of response to stimulus negative regulation of immune response regulation of inflammatory response to antigenic stimulus biological regulation response to external stimulus regulation of inflammatory response regulation of response to stimulus negative regulation of immune system process negative regulation of response to external stimulus negative regulation of defense response regulation of immune response inflammatory response organonitrogen compound catabolic process organonitrogen compound metabolic process catabolic process proteolysis involved in protein catabolic process primary metabolic process proteasomal protein catabolic process protein catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process macromolecule catabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process metabolic process protein metabolic process macromolecule metabolic process	protein-containing complex intracellular anatomical structure proteasome core complex, alpha-subunit complex catalytic complex peptidase complex proteasome complex endopeptidase complex proteasome core complex cellular anatomical entity intracellular protein-containing complex intracellular organelle centrosome microtubule organizing center cytoskeleton protein-containing complex intracellular anatomical structure proteasome core complex, alpha-subunit complex catalytic complex peptidase complex proteasome complex endopeptidase complex proteasome core complex cellular anatomical entity intracellular protein-containing complex intracellular organelle centrosome microtubule organizing center cytoskeleton organelle intracellular non-membrane-bounded organelle microtubule cytoskeleton non-membrane-bounded organelle cytoplasm membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen
G, Y [auth d]	Proteasome subunit alpha type-3	-	organonitrogen compound catabolic process organonitrogen compound metabolic process catabolic process proteolysis involved in protein catabolic process primary metabolic process proteasomal protein catabolic process protein catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process macromolecule catabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process metabolic process organonitrogen compound catabolic process organonitrogen compound metabolic process catabolic process proteolysis involved in protein catabolic process primary metabolic process proteasomal protein catabolic process protein catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process macromolecule catabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process metabolic process protein metabolic process macromolecule metabolic process	intracellular anatomical structure cytoplasm cellular anatomical entity protein-containing complex catalytic complex peptidase complex proteasome complex endopeptidase complex proteasome core complex intracellular protein-containing complex proteasome core complex, alpha-subunit complex membrane-bounded organelle intracellular organelle organelle intracellular anatomical structure cytoplasm cellular anatomical entity protein-containing complex catalytic complex peptidase complex proteasome complex endopeptidase complex proteasome core complex intracellular protein-containing complex proteasome core complex, alpha-subunit complex membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle synapse cell junction
H, K, M, O, R [auth c], H, K, M, O, R [auth c], T [auth g]	Proteasome activator complex subunit 2	endopeptidase activator activity enzyme regulator activity enzyme activator activity peptidase regulator activity molecular function activator activity molecular function regulator activity peptidase activator activity endopeptidase regulator activity identical protein binding protein binding binding	catabolic process proteolysis involved in protein catabolic process macromolecule catabolic process regulation of primary metabolic process regulation of proteolysis involved in protein catabolic process regulation of proteolysis proteolysis protein metabolic process organonitrogen compound catabolic process regulation of biological process organonitrogen compound metabolic process regulation of protein metabolic process biological regulation primary metabolic process catabolic process proteolysis involved in protein catabolic process macromolecule catabolic process regulation of primary metabolic process regulation of proteolysis involved in protein catabolic process regulation of proteolysis proteolysis protein metabolic process organonitrogen compound catabolic process regulation of biological process organonitrogen compound metabolic process regulation of protein metabolic process biological regulation primary metabolic process proteasomal protein catabolic process regulation of macromolecule metabolic process protein catabolic process regulation of catabolic process regulation of proteasomal protein catabolic process metabolic process macromolecule metabolic process regulation of metabolic process regulation of protein catabolic process regulation of cell cycle phase transition regulation of cellular process regulation of cell cycle process cell cycle phase transition regulation of cell cycle G1/S phase transition cell cycle G1/S phase transition mitotic cell cycle regulation of mitotic cell cycle phase transition regulation of mitotic cell cycle regulation of G1/S transition of mitotic cell cycle mitotic cell cycle process cellular process cell cycle regulation of cell cycle G1/S transition of mitotic cell cycle cell cycle process mitotic cell cycle phase transition	protein-containing complex catalytic complex peptidase complex proteasome complex endopeptidase complex intracellular protein-containing complex membrane cellular anatomical entity proteasome accessory complex intracellular anatomical structure proteasome activator complex extracellular exosome membrane-bounded organelle extracellular vesicle protein-containing complex catalytic complex peptidase complex proteasome complex endopeptidase complex intracellular protein-containing complex membrane cellular anatomical entity proteasome accessory complex intracellular anatomical structure proteasome activator complex extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle extracellular space vesicle extracellular membrane-bounded organelle cytoplasm cytosol nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle nucleoplasm organelle lumen nuclear lumen
I, J, L, N, P [auth Q], I, J, L, N, P [auth Q], Q [auth a], S [auth e], U [auth i]	Proteasome activator complex subunit 1	endopeptidase activator activity enzyme regulator activity enzyme activator activity peptidase regulator activity molecular function activator activity molecular function regulator activity peptidase activator activity endopeptidase regulator activity	antigen processing and presentation immune system process antigen processing and presentation of exogenous antigen catabolic process proteolysis involved in protein catabolic process macromolecule catabolic process regulation of primary metabolic process regulation of proteolysis involved in protein catabolic process regulation of proteolysis proteolysis protein metabolic process organonitrogen compound catabolic process regulation of biological process organonitrogen compound metabolic process antigen processing and presentation immune system process antigen processing and presentation of exogenous antigen catabolic process proteolysis involved in protein catabolic process macromolecule catabolic process regulation of primary metabolic process regulation of proteolysis involved in protein catabolic process regulation of proteolysis proteolysis protein metabolic process organonitrogen compound catabolic process regulation of biological process organonitrogen compound metabolic process regulation of protein metabolic process biological regulation primary metabolic process proteasomal protein catabolic process regulation of macromolecule metabolic process protein catabolic process regulation of catabolic process regulation of proteasomal protein catabolic process metabolic process macromolecule metabolic process regulation of metabolic process regulation of protein catabolic process regulation of cell cycle phase transition regulation of cellular process regulation of cell cycle process cell cycle phase transition regulation of cell cycle G1/S phase transition cell cycle G1/S phase transition mitotic cell cycle regulation of mitotic cell cycle phase transition regulation of mitotic cell cycle regulation of G1/S transition of mitotic cell cycle mitotic cell cycle process cellular process cell cycle regulation of cell cycle G1/S transition of mitotic cell cycle cell cycle process mitotic cell cycle phase transition	protein-containing complex catalytic complex peptidase complex proteasome complex endopeptidase complex intracellular protein-containing complex proteasome accessory complex intracellular anatomical structure proteasome activator complex cellular anatomical entity extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle protein-containing complex catalytic complex peptidase complex proteasome complex endopeptidase complex intracellular protein-containing complex proteasome accessory complex intracellular anatomical structure proteasome activator complex cellular anatomical entity extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle extracellular space vesicle extracellular membrane-bounded organelle cytoplasm cytosol nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle nucleoplasm organelle lumen nuclear lumen
CA [auth k], GA [auth S]	Proteasome subunit beta type-3	-	organonitrogen compound catabolic process organonitrogen compound metabolic process catabolic process proteolysis involved in protein catabolic process primary metabolic process proteasomal protein catabolic process protein catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process macromolecule catabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process metabolic process organonitrogen compound catabolic process organonitrogen compound metabolic process catabolic process proteolysis involved in protein catabolic process primary metabolic process proteasomal protein catabolic process protein catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process macromolecule catabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process metabolic process protein metabolic process macromolecule metabolic process	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol protein-containing complex catalytic complex peptidase complex proteasome complex endopeptidase complex proteasome core complex intracellular protein-containing complex proteasome core complex, beta-subunit complex membrane-bounded organelle intracellular organelle intracellular anatomical structure cytoplasm cellular anatomical entity cytosol protein-containing complex catalytic complex peptidase complex proteasome complex endopeptidase complex proteasome core complex intracellular protein-containing complex proteasome core complex, beta-subunit complex membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle
DA [auth l], HA [auth T]	Proteasome subunit beta type-2	-	organonitrogen compound catabolic process organonitrogen compound metabolic process catabolic process proteolysis involved in protein catabolic process primary metabolic process proteasomal protein catabolic process protein catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process macromolecule catabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process metabolic process organonitrogen compound catabolic process organonitrogen compound metabolic process catabolic process proteolysis involved in protein catabolic process primary metabolic process proteasomal protein catabolic process protein catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process macromolecule catabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process metabolic process protein metabolic process macromolecule metabolic process	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol protein-containing complex catalytic complex peptidase complex proteasome complex endopeptidase complex proteasome core complex intracellular protein-containing complex proteasome core complex, beta-subunit complex membrane-bounded organelle nucleus intracellular anatomical structure cytoplasm cellular anatomical entity cytosol protein-containing complex catalytic complex peptidase complex proteasome complex endopeptidase complex proteasome core complex intracellular protein-containing complex proteasome core complex, beta-subunit complex membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle nucleoplasm organelle lumen organelle nuclear lumen
EA [auth m], IA [auth U]	Proteasome subunit beta type-1	-	organonitrogen compound catabolic process organonitrogen compound metabolic process catabolic process proteolysis involved in protein catabolic process primary metabolic process protein catabolic process macromolecule catabolic process proteolysis metabolic process protein metabolic process macromolecule metabolic process	protein-containing complex intracellular anatomical structure catalytic complex peptidase complex proteasome complex endopeptidase complex proteasome core complex cellular anatomical entity intracellular protein-containing complex proteasome core complex, beta-subunit complex cytoplasm membrane-bounded organelle intracellular organelle organelle protein-containing complex intracellular anatomical structure catalytic complex peptidase complex proteasome complex endopeptidase complex proteasome core complex cellular anatomical entity intracellular protein-containing complex proteasome core complex, beta-subunit complex cytoplasm membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle
FA [auth n], JA [auth V]	Proteasome subunit beta type-4	binding lipid binding lipopolysaccharide binding carbohydrate derivative binding	regulation of defense response response to stimulus regulation of response to external stimulus negative regulation of inflammatory response negative regulation of biological process inflammatory response to antigenic stimulus response to stress regulation of response to stress regulation of immune system process negative regulation of inflammatory response to antigenic stimulus regulation of biological process defense response immune response negative regulation of response to stimulus regulation of defense response response to stimulus regulation of response to external stimulus negative regulation of inflammatory response negative regulation of biological process inflammatory response to antigenic stimulus response to stress regulation of response to stress regulation of immune system process negative regulation of inflammatory response to antigenic stimulus regulation of biological process defense response immune response negative regulation of response to stimulus negative regulation of immune response regulation of inflammatory response to antigenic stimulus biological regulation response to external stimulus regulation of inflammatory response regulation of response to stimulus negative regulation of immune system process immune system process negative regulation of response to external stimulus negative regulation of defense response regulation of immune response inflammatory response organonitrogen compound catabolic process organonitrogen compound metabolic process catabolic process proteolysis involved in protein catabolic process primary metabolic process proteasomal protein catabolic process protein catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process macromolecule catabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process metabolic process protein metabolic process macromolecule metabolic process	membrane-bounded organelle intracellular organelle intracellular anatomical structure mitochondrion organelle cytoplasm cellular anatomical entity intracellular membrane-bounded organelle cytosol protein-containing complex catalytic complex peptidase complex proteasome complex endopeptidase complex membrane-bounded organelle intracellular organelle intracellular anatomical structure mitochondrion organelle cytoplasm cellular anatomical entity intracellular membrane-bounded organelle cytosol protein-containing complex catalytic complex peptidase complex proteasome complex endopeptidase complex proteasome core complex intracellular protein-containing complex proteasome core complex, beta-subunit complex nucleus membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen cilium plasma membrane bounded cell projection ciliary basal body cell projection microtubule organizing center cytoskeleton intracellular non-membrane-bounded organelle microtubule cytoskeleton non-membrane-bounded organelle
KA [auth W], NA [auth Z]	Proteasome subunit beta type-9	peptidase activity catalytic activity, acting on a protein threonine-type peptidase activity hydrolase activity catalytic activity endopeptidase activity threonine-type endopeptidase activity	immune system process organonitrogen compound catabolic process organonitrogen compound metabolic process catabolic process proteolysis involved in protein catabolic process primary metabolic process proteasomal protein catabolic process protein catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process macromolecule catabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process immune system process organonitrogen compound catabolic process organonitrogen compound metabolic process catabolic process proteolysis involved in protein catabolic process primary metabolic process proteasomal protein catabolic process protein catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process macromolecule catabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process metabolic process protein metabolic process macromolecule metabolic process	protein-containing complex spermatoproteasome complex catalytic complex peptidase complex proteasome complex endopeptidase complex intracellular protein-containing complex intracellular anatomical structure cytoplasm cellular anatomical entity cytosol proteasome core complex proteasome core complex, beta-subunit complex membrane-bounded organelle protein-containing complex spermatoproteasome complex catalytic complex peptidase complex proteasome complex endopeptidase complex intracellular protein-containing complex intracellular anatomical structure cytoplasm cellular anatomical entity cytosol proteasome core complex proteasome core complex, beta-subunit complex membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle
LA [auth X], OA [auth 1]	Proteasome subunit beta type-10	peptidase activity catalytic activity, acting on a protein threonine-type peptidase activity hydrolase activity catalytic activity endopeptidase activity threonine-type endopeptidase activity	organonitrogen compound catabolic process organonitrogen compound metabolic process catabolic process proteolysis involved in protein catabolic process primary metabolic process proteasomal protein catabolic process protein catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process macromolecule catabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process metabolic process organonitrogen compound catabolic process organonitrogen compound metabolic process catabolic process proteolysis involved in protein catabolic process primary metabolic process proteasomal protein catabolic process protein catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process macromolecule catabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process metabolic process protein metabolic process macromolecule metabolic process	protein-containing complex spermatoproteasome complex catalytic complex peptidase complex proteasome complex endopeptidase complex intracellular protein-containing complex intracellular anatomical structure cytoplasm cellular anatomical entity cytosol proteasome core complex proteasome core complex, beta-subunit complex membrane-bounded organelle protein-containing complex spermatoproteasome complex catalytic complex peptidase complex proteasome complex endopeptidase complex intracellular protein-containing complex intracellular anatomical structure cytoplasm cellular anatomical entity cytosol proteasome core complex proteasome core complex, beta-subunit complex membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle
MA [auth Y], PA [auth 2]	Proteasome subunit beta type-8	peptidase activity catalytic activity, acting on a protein threonine-type peptidase activity hydrolase activity catalytic activity endopeptidase activity threonine-type endopeptidase activity	developmental process fat cell differentiation cellular developmental process cell differentiation cellular process antigen processing and presentation immune system process organonitrogen compound catabolic process organonitrogen compound metabolic process catabolic process proteolysis involved in protein catabolic process primary metabolic process proteasomal protein catabolic process protein catabolic process developmental process fat cell differentiation cellular developmental process cell differentiation cellular process antigen processing and presentation immune system process organonitrogen compound catabolic process organonitrogen compound metabolic process catabolic process proteolysis involved in protein catabolic process primary metabolic process proteasomal protein catabolic process protein catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process macromolecule catabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process metabolic process protein metabolic process macromolecule metabolic process	protein-containing complex spermatoproteasome complex catalytic complex peptidase complex proteasome complex endopeptidase complex intracellular protein-containing complex intracellular anatomical structure cytoplasm cellular anatomical entity cytosol proteasome core complex proteasome core complex, beta-subunit complex membrane-bounded organelle protein-containing complex spermatoproteasome complex catalytic complex peptidase complex proteasome complex endopeptidase complex intracellular protein-containing complex intracellular anatomical structure cytoplasm cellular anatomical entity cytosol proteasome core complex proteasome core complex, beta-subunit complex membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle
A, Z [auth f]	Proteasome subunit alpha type-6	-	organonitrogen compound catabolic process organonitrogen compound metabolic process catabolic process proteolysis involved in protein catabolic process primary metabolic process proteasomal protein catabolic process protein catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process macromolecule catabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process metabolic process organonitrogen compound catabolic process organonitrogen compound metabolic process catabolic process proteolysis involved in protein catabolic process primary metabolic process proteasomal protein catabolic process protein catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process macromolecule catabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process metabolic process protein metabolic process macromolecule metabolic process	intracellular anatomical structure cytoplasmic ribonucleoprotein granule cellular anatomical entity ribonucleoprotein granule intracellular organelle organelle intracellular non-membrane-bounded organelle cytoplasm supramolecular complex P-body non-membrane-bounded organelle protein-containing complex catalytic complex peptidase complex intracellular anatomical structure cytoplasmic ribonucleoprotein granule cellular anatomical entity ribonucleoprotein granule intracellular organelle organelle intracellular non-membrane-bounded organelle cytoplasm supramolecular complex P-body non-membrane-bounded organelle protein-containing complex catalytic complex peptidase complex proteasome complex endopeptidase complex proteasome core complex intracellular protein-containing complex proteasome core complex, alpha-subunit complex membrane-bounded organelle nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
AA [auth h], B	IPR000426	Proteasome alpha-subunit, N-terminal domain	Domain
AA [auth h], B	IPR029055	Nucleophile aminohydrolases, N-terminal	Homologous Superfamily
AA [auth h], B	IPR050115	Proteasome subunit alpha	Family
AA [auth h], B	IPR023332	Proteasome alpha-type subunit	Family
AA [auth h], B	IPR001353	Proteasome, subunit alpha/beta	Family
BA [auth j], C	IPR016050	Proteasome beta-type subunit, conserved site	Conserved Site
BA [auth j], C	IPR000426	Proteasome alpha-subunit, N-terminal domain	Domain
BA [auth j], C	IPR029055	Nucleophile aminohydrolases, N-terminal	Homologous Superfamily
BA [auth j], C	IPR050115	Proteasome subunit alpha	Family
BA [auth j], C	IPR023332	Proteasome alpha-type subunit	Family
BA [auth j], C	IPR001353	Proteasome, subunit alpha/beta	Family
D, V [auth P]	IPR000426	Proteasome alpha-subunit, N-terminal domain	Domain
D, V [auth P]	IPR029055	Nucleophile aminohydrolases, N-terminal	Homologous Superfamily
D, V [auth P]	IPR050115	Proteasome subunit alpha	Family
D, V [auth P]	IPR023332	Proteasome alpha-type subunit	Family
D, V [auth P]	IPR001353	Proteasome, subunit alpha/beta	Family
E, W [auth R]	IPR033812	Proteasome subunit alpha5	Family
E, W [auth R]	IPR000426	Proteasome alpha-subunit, N-terminal domain	Domain
E, W [auth R]	IPR029055	Nucleophile aminohydrolases, N-terminal	Homologous Superfamily
E, W [auth R]	IPR050115	Proteasome subunit alpha	Family
E, W [auth R]	IPR023332	Proteasome alpha-type subunit	Family
E, W [auth R]	IPR001353	Proteasome, subunit alpha/beta	Family
F, X [auth b]	IPR029055	Nucleophile aminohydrolases, N-terminal	Homologous Superfamily
F, X [auth b]	IPR000426	Proteasome alpha-subunit, N-terminal domain	Domain
F, X [auth b]	IPR050115	Proteasome subunit alpha	Family
F, X [auth b]	IPR035144	Proteasome subunit alpha 1	Family
F, X [auth b]	IPR023332	Proteasome alpha-type subunit	Family
F, X [auth b]	IPR001353	Proteasome, subunit alpha/beta	Family
G, Y [auth d]	IPR000426	Proteasome alpha-subunit, N-terminal domain	Domain
G, Y [auth d]	IPR029055	Nucleophile aminohydrolases, N-terminal	Homologous Superfamily
G, Y [auth d]	IPR050115	Proteasome subunit alpha	Family
G, Y [auth d]	IPR023332	Proteasome alpha-type subunit	Family
G, Y [auth d]	IPR001353	Proteasome, subunit alpha/beta	Family
H, K, M, O, R [auth c], H, K, M, O, R [auth c], T [auth g]	IPR003186	Proteasome activator PA28, C-terminal domain	Domain
H, K, M, O, R [auth c], H, K, M, O, R [auth c], T [auth g]	IPR036252	Proteasome activator superfamily	Homologous Superfamily
H, K, M, O, R [auth c], H, K, M, O, R [auth c], T [auth g]	IPR036996	Proteasome activator PA28, N-terminal domain superfamily	Homologous Superfamily
H, K, M, O, R [auth c], H, K, M, O, R [auth c], T [auth g]	IPR003185	Proteasome activator PA28, N-terminal domain	Domain
H, K, M, O, R [auth c], H, K, M, O, R [auth c], T [auth g]	IPR036997	Proteasome activator PA28, C-terminal domain superfamily	Homologous Superfamily
H, K, M, O, R [auth c], H, K, M, O, R [auth c], T [auth g]	IPR009077	Proteasome activator PA28	Family
I, J, L, N, P [auth Q], I, J, L, N, P [auth Q], Q [auth a], S [auth e], U [auth i]	IPR003186	Proteasome activator PA28, C-terminal domain	Domain
I, J, L, N, P [auth Q], I, J, L, N, P [auth Q], Q [auth a], S [auth e], U [auth i]	IPR036252	Proteasome activator superfamily	Homologous Superfamily
I, J, L, N, P [auth Q], I, J, L, N, P [auth Q], Q [auth a], S [auth e], U [auth i]	IPR036996	Proteasome activator PA28, N-terminal domain superfamily	Homologous Superfamily
I, J, L, N, P [auth Q], I, J, L, N, P [auth Q], Q [auth a], S [auth e], U [auth i]	IPR003185	Proteasome activator PA28, N-terminal domain	Domain
I, J, L, N, P [auth Q], I, J, L, N, P [auth Q], Q [auth a], S [auth e], U [auth i]	IPR036997	Proteasome activator PA28, C-terminal domain superfamily	Homologous Superfamily
I, J, L, N, P [auth Q], I, J, L, N, P [auth Q], Q [auth a], S [auth e], U [auth i]	IPR009077	Proteasome activator PA28	Family
CA [auth k], GA [auth S]	IPR016050	Proteasome beta-type subunit, conserved site	Conserved Site
CA [auth k], GA [auth S]	IPR023333	Proteasome B-type subunit	Family
CA [auth k], GA [auth S]	IPR029055	Nucleophile aminohydrolases, N-terminal	Homologous Superfamily
CA [auth k], GA [auth S]	IPR001353	Proteasome, subunit alpha/beta	Family
CA [auth k], GA [auth S]	IPR033811	Proteasome beta 3 subunit	Family
DA [auth l], HA [auth T]	IPR016050	Proteasome beta-type subunit, conserved site	Conserved Site
DA [auth l], HA [auth T]	IPR023333	Proteasome B-type subunit	Family
DA [auth l], HA [auth T]	IPR029055	Nucleophile aminohydrolases, N-terminal	Homologous Superfamily
DA [auth l], HA [auth T]	IPR050115	Proteasome subunit alpha	Family
DA [auth l], HA [auth T]	IPR001353	Proteasome, subunit alpha/beta	Family
DA [auth l], HA [auth T]	IPR035206	Proteasome subunit beta 2	Family
EA [auth m], IA [auth U]	IPR016050	Proteasome beta-type subunit, conserved site	Conserved Site
EA [auth m], IA [auth U]	IPR023333	Proteasome B-type subunit	Family
EA [auth m], IA [auth U]	IPR029055	Nucleophile aminohydrolases, N-terminal	Homologous Superfamily
EA [auth m], IA [auth U]	IPR001353	Proteasome, subunit alpha/beta	Family
FA [auth n], JA [auth V]	IPR016050	Proteasome beta-type subunit, conserved site	Conserved Site
FA [auth n], JA [auth V]	IPR029055	Nucleophile aminohydrolases, N-terminal	Homologous Superfamily
FA [auth n], JA [auth V]	IPR023333	Proteasome B-type subunit	Family
FA [auth n], JA [auth V]	IPR016295	Proteasome subunit beta 4	Family
FA [auth n], JA [auth V]	IPR001353	Proteasome, subunit alpha/beta	Family
KA [auth W], NA [auth Z]	IPR016050	Proteasome beta-type subunit, conserved site	Conserved Site
KA [auth W], NA [auth Z]	IPR029055	Nucleophile aminohydrolases, N-terminal	Homologous Superfamily
KA [auth W], NA [auth Z]	IPR023333	Proteasome B-type subunit	Family
KA [auth W], NA [auth Z]	IPR001353	Proteasome, subunit alpha/beta	Family
KA [auth W], NA [auth Z]	IPR000243	Peptidase T1A, proteasome beta-subunit	Family
LA [auth X], OA [auth 1]	IPR016050	Proteasome beta-type subunit, conserved site	Conserved Site
LA [auth X], OA [auth 1]	IPR029055	Nucleophile aminohydrolases, N-terminal	Homologous Superfamily
LA [auth X], OA [auth 1]	IPR024689	Proteasome beta subunit, C-terminal	Domain
LA [auth X], OA [auth 1]	IPR023333	Proteasome B-type subunit	Family
LA [auth X], OA [auth 1]	IPR001353	Proteasome, subunit alpha/beta	Family
LA [auth X], OA [auth 1]	IPR000243	Peptidase T1A, proteasome beta-subunit	Family
MA [auth Y], PA [auth 2]	IPR016050	Proteasome beta-type subunit, conserved site	Conserved Site
MA [auth Y], PA [auth 2]	IPR029055	Nucleophile aminohydrolases, N-terminal	Homologous Superfamily
MA [auth Y], PA [auth 2]	IPR023333	Proteasome B-type subunit	Family
MA [auth Y], PA [auth 2]	IPR001353	Proteasome, subunit alpha/beta	Family
MA [auth Y], PA [auth 2]	IPR000243	Peptidase T1A, proteasome beta-subunit	Family
A, Z [auth f]	IPR000426	Proteasome alpha-subunit, N-terminal domain	Domain
A, Z [auth f]	IPR029055	Nucleophile aminohydrolases, N-terminal	Homologous Superfamily
A, Z [auth f]	IPR050115	Proteasome subunit alpha	Family
A, Z [auth f]	IPR023332	Proteasome alpha-type subunit	Family
A, Z [auth f]	IPR001353	Proteasome, subunit alpha/beta	Family
A, Z [auth f]	IPR034642	Proteasome subunit alpha6	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
H, K, M, O, R [auth c], H, K, M, O, R [auth c], T [auth g]	Pharos: Q9UL46	esophageal squamous cell carcinoma Liver Cirrhosis, Experimental HIV infectious disease psoriasis
I, J, L, N, P [auth Q], I, J, L, N, P [auth Q], Q [auth a], S [auth e], U [auth i]	Pharos: Q06323	esophageal squamous cell carcinoma carcinoma HIV infectious disease Mammary Neoplasms, Experimental sarcomatoid carcinoma ovarian cancer tuberculosis glioblastoma juvenile dermatomyositis mammary neoplasms, animal plasma cell myeloma undifferentiated carcinoma astrocytic tumor dermatomyositis lung cancer