Annotations: 8OIX

CryoEM structure of 20S Trichomonas vaginalis proteasome in complex with proteasome inhibitor Salinosporamid A

External Resource: Annotation

Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
W	DNA_topoisoIV	e8oixW1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: DNA_topoisoIV	ECOD (v294.2)
I	PTCB-BRCT	e8oixI01	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: PTCB-BRCT	ECOD (v294.2)
V	DNA_topoisoIV	e8oixV1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: DNA_topoisoIV	ECOD (v294.2)
H	PTCB-BRCT	e8oixH01	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: PTCB-BRCT	ECOD (v294.2)
U	DNA_topoisoIV	e8oixU1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: DNA_topoisoIV	ECOD (v294.2)
G	PTCB-BRCT	e8oixG01	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: PTCB-BRCT	ECOD (v294.2)
T	DNA_topoisoIV	e8oixT1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: DNA_topoisoIV	ECOD (v294.2)
F	PTCB-BRCT	e8oixF01	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: PTCB-BRCT	ECOD (v294.2)
S	DNA_topoisoIV	e8oixS1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: DNA_topoisoIV	ECOD (v294.2)
E	PTCB-BRCT	e8oixE01	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: PTCB-BRCT	ECOD (v294.2)
R	DNA_topoisoIV	e8oixR1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: DNA_topoisoIV	ECOD (v294.2)
D	PTCB-BRCT	e8oixD01	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: PTCB-BRCT	ECOD (v294.2)
Q	DNA_topoisoIV	e8oixQ1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: DNA_topoisoIV	ECOD (v294.2)
C	PTCB-BRCT	e8oixC01	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: PTCB-BRCT	ECOD (v294.2)
P	DNA_topoisoIV	e8oixP1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: DNA_topoisoIV	ECOD (v294.2)
B	PTCB-BRCT	e8oixB01	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: PTCB-BRCT	ECOD (v294.2)
N	PTCB-BRCT	e8oixN01	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: PTCB-BRCT	ECOD (v294.2)
BA [auth b]	DNA_topoisoIV	e8oixb1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: DNA_topoisoIV	ECOD (v294.2)
M	PTCB-BRCT	e8oixM01	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: PTCB-BRCT	ECOD (v294.2)
AA [auth a]	DNA_topoisoIV	e8oixa1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: DNA_topoisoIV	ECOD (v294.2)
Z	DNA_topoisoIV	e8oixZ1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: DNA_topoisoIV	ECOD (v294.2)
L	PTCB-BRCT	e8oixL01	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: PTCB-BRCT	ECOD (v294.2)
Y	DNA_topoisoIV	e8oixY1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: DNA_topoisoIV	ECOD (v294.2)
K	PTCB-BRCT	e8oixK01	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: PTCB-BRCT	ECOD (v294.2)
X	DNA_topoisoIV	e8oixX1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: DNA_topoisoIV	ECOD (v294.2)
J	PTCB-BRCT	e8oixJ01	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: PTCB-BRCT	ECOD (v294.2)
O	DNA_topoisoIV	e8oixO1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: DNA_topoisoIV	ECOD (v294.2)
A	PTCB-BRCT	e8oixA01	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: PTCB-BRCT	ECOD (v294.2)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
I, W	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, 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
G, 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
G, U	PF10584	Proteasome subunit A N-terminal signature (Proteasome_A_N)	Proteasome subunit A N-terminal signature	-	Family
F, 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
F, T	PF10584	Proteasome subunit A N-terminal signature (Proteasome_A_N)	Proteasome subunit A N-terminal signature	-	Family
E, 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
D, 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
D, R	PF10584	Proteasome subunit A N-terminal signature (Proteasome_A_N)	Proteasome subunit A N-terminal signature	-	Family
C, Q	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
C, Q	PF10584	Proteasome subunit A N-terminal signature (Proteasome_A_N)	Proteasome subunit A N-terminal signature	-	Family
B, 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
BA [auth b], N	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 a], M	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
L, Z	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
K, Y	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
J, X	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, O	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, O	PF10584	Proteasome subunit A N-terminal signature (Proteasome_A_N)	Proteasome subunit A N-terminal signature	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
I, W	proteasome endopeptidase complex	peptidase activity catalytic activity, acting on a protein threonine-type peptidase activity hydrolase activity catalytic activity endopeptidase activity threonine-type endopeptidase activity	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 ubiquitin-dependent protein catabolic process metabolic process cellular process protein metabolic process macromolecule metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm 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 cellular anatomical structure intracellular anatomical structure cytoplasm 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
H, V	Proteasome subunit beta	peptidase activity catalytic activity, acting on a protein threonine-type peptidase activity hydrolase activity catalytic activity endopeptidase activity threonine-type endopeptidase activity	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 ubiquitin-dependent protein catabolic process metabolic process cellular process protein metabolic process macromolecule metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm 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 cellular anatomical structure intracellular anatomical structure cytoplasm 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
G, U	Family T1, proteasome alpha subunit, threonine peptidase	-	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 ubiquitin-dependent protein catabolic process metabolic process cellular process protein metabolic process macromolecule metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm protein-containing complex proteasome core complex, alpha-subunit complex catalytic complex peptidase complex proteasome complex endopeptidase complex proteasome core complex intracellular protein-containing complex membrane-bounded organelle intracellular organelle organelle cellular anatomical structure intracellular anatomical structure cytoplasm protein-containing complex proteasome core complex, alpha-subunit complex catalytic complex peptidase complex proteasome complex endopeptidase complex proteasome core complex intracellular protein-containing complex membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle
F, T	Family T1, proteasome alpha subunit, threonine peptidase	-	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 ubiquitin-dependent protein catabolic process metabolic process cellular process protein metabolic process macromolecule metabolic process	protein-containing complex proteasome core complex, alpha-subunit complex catalytic complex peptidase complex proteasome complex endopeptidase complex proteasome core complex intracellular protein-containing complex
E, S	Proteasome subunit alpha type	-	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 ubiquitin-dependent protein catabolic process metabolic process cellular process protein metabolic process macromolecule metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm protein-containing complex proteasome core complex, alpha-subunit complex catalytic complex peptidase complex proteasome complex endopeptidase complex proteasome core complex intracellular protein-containing complex membrane-bounded organelle intracellular organelle organelle cellular anatomical structure intracellular anatomical structure cytoplasm protein-containing complex proteasome core complex, alpha-subunit complex catalytic complex peptidase complex proteasome complex endopeptidase complex proteasome core complex intracellular protein-containing complex membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle
D, R	Proteasome subunit alpha type	-	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 ubiquitin-dependent protein catabolic process metabolic process cellular process protein metabolic process macromolecule metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm protein-containing complex proteasome core complex, alpha-subunit complex catalytic complex peptidase complex proteasome complex endopeptidase complex proteasome core complex intracellular protein-containing complex membrane-bounded organelle intracellular organelle organelle cellular anatomical structure intracellular anatomical structure cytoplasm protein-containing complex proteasome core complex, alpha-subunit complex catalytic complex peptidase complex proteasome complex endopeptidase complex proteasome core complex intracellular protein-containing complex membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle
C, Q	Proteasome subunit alpha type	-	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 ubiquitin-dependent protein catabolic process metabolic process cellular process protein metabolic process macromolecule metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol protein-containing complex proteasome core complex, alpha-subunit complex catalytic complex peptidase complex proteasome complex endopeptidase complex proteasome core complex intracellular protein-containing complex membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure cytoplasm cytosol protein-containing complex proteasome core complex, alpha-subunit complex catalytic complex peptidase complex proteasome complex endopeptidase complex proteasome core complex intracellular protein-containing complex membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle
B, P	Family T1, proteasome alpha subunit, threonine peptidase	-	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 ubiquitin-dependent protein catabolic process metabolic process cellular process protein metabolic process macromolecule metabolic process	protein-containing complex proteasome core complex, alpha-subunit complex catalytic complex peptidase complex proteasome complex endopeptidase complex proteasome core complex intracellular protein-containing complex
BA [auth b], N	Family T1, proteasome beta subunit, threonine peptidase	-	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 ubiquitin-dependent protein catabolic process metabolic process cellular process protein metabolic process macromolecule metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm 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 cellular anatomical structure intracellular anatomical structure cytoplasm 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
AA [auth a], M	Proteasome subunit beta	-	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 ubiquitin-dependent protein catabolic process metabolic process cellular process protein metabolic process macromolecule metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm 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 cellular anatomical structure intracellular anatomical structure cytoplasm 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
L, Z	Proteasome subunit beta	peptidase activity catalytic activity, acting on a protein threonine-type peptidase activity hydrolase activity catalytic activity endopeptidase activity threonine-type endopeptidase activity	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 ubiquitin-dependent protein catabolic process metabolic process cellular process protein metabolic process macromolecule metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm 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 cellular anatomical structure intracellular anatomical structure cytoplasm 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
K, Y	Proteasome subunit beta	-	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 ubiquitin-dependent protein catabolic process metabolic process cellular process protein metabolic process macromolecule metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm 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 cellular anatomical structure intracellular anatomical structure cytoplasm 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
J, X	Proteasome subunit beta	-	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 ubiquitin-dependent protein catabolic process metabolic process cellular process protein metabolic process macromolecule metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm 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 cellular anatomical structure intracellular anatomical structure cytoplasm 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
A, O	Family T1, proteasome alpha subunit, threonine peptidase	-	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 ubiquitin-dependent protein catabolic process metabolic process cellular process protein metabolic process macromolecule metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol protein-containing complex proteasome core complex, alpha-subunit complex catalytic complex peptidase complex proteasome complex endopeptidase complex proteasome core complex intracellular protein-containing complex membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure cytoplasm cytosol protein-containing complex proteasome core complex, alpha-subunit complex catalytic complex peptidase complex proteasome complex endopeptidase complex proteasome core complex intracellular protein-containing complex membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
I, W	IPR023333	Proteasome B-type subunit	Family
I, W	IPR029055	Nucleophile aminohydrolases, N-terminal	Homologous Superfamily
I, W	IPR001353	Proteasome, subunit alpha/beta	Family
I, W	IPR000243	Peptidase T1A, proteasome beta-subunit	Family
H, V	IPR016050	Proteasome beta-type subunit, conserved site	Conserved Site
H, V	IPR023333	Proteasome B-type subunit	Family
H, V	IPR029055	Nucleophile aminohydrolases, N-terminal	Homologous Superfamily
H, V	IPR001353	Proteasome, subunit alpha/beta	Family
H, V	IPR000243	Peptidase T1A, proteasome beta-subunit	Family
G, U	IPR000426	Proteasome alpha-subunit, N-terminal domain	Domain
G, U	IPR029055	Nucleophile aminohydrolases, N-terminal	Homologous Superfamily
G, U	IPR050115	Proteasome_alpha	Unknown
G, U	IPR001353	Proteasome, subunit alpha/beta	Family
F, T	IPR000426	Proteasome alpha-subunit, N-terminal domain	Domain
F, T	IPR029055	Nucleophile aminohydrolases, N-terminal	Homologous Superfamily
F, T	IPR050115	Proteasome_alpha	Unknown
F, T	IPR023332	Proteasome alpha-type subunit	Family
F, T	IPR001353	Proteasome, subunit alpha/beta	Family
E, S	IPR000426	Proteasome alpha-subunit, N-terminal domain	Domain
E, S	IPR029055	Nucleophile aminohydrolases, N-terminal	Homologous Superfamily
E, S	IPR050115	Proteasome_alpha	Unknown
E, S	IPR023332	Proteasome alpha-type subunit	Family
E, S	IPR001353	Proteasome, subunit alpha/beta	Family
D, R	IPR000426	Proteasome alpha-subunit, N-terminal domain	Domain
D, R	IPR029055	Nucleophile aminohydrolases, N-terminal	Homologous Superfamily
D, R	IPR050115	Proteasome_alpha	Unknown
D, R	IPR023332	Proteasome alpha-type subunit	Family
D, R	IPR001353	Proteasome, subunit alpha/beta	Family
C, Q	IPR000426	Proteasome alpha-subunit, N-terminal domain	Domain
C, Q	IPR029055	Nucleophile aminohydrolases, N-terminal	Homologous Superfamily
C, Q	IPR050115	Proteasome_alpha	Unknown
C, Q	IPR023332	Proteasome alpha-type subunit	Family
C, Q	IPR001353	Proteasome, subunit alpha/beta	Family
B, P	IPR000426	Proteasome alpha-subunit, N-terminal domain	Domain
B, P	IPR029055	Nucleophile aminohydrolases, N-terminal	Homologous Superfamily
B, P	IPR050115	Proteasome_alpha	Unknown
B, P	IPR023332	Proteasome alpha-type subunit	Family
B, P	IPR001353	Proteasome, subunit alpha/beta	Family
BA [auth b], N	IPR023333	Proteasome B-type subunit	Family
BA [auth b], N	IPR029055	Nucleophile aminohydrolases, N-terminal	Homologous Superfamily
BA [auth b], N	IPR016295	Proteasome subunit beta 4	Family
BA [auth b], N	IPR001353	Proteasome, subunit alpha/beta	Family
AA [auth a], M	IPR016050	Proteasome beta-type subunit, conserved site	Conserved Site
AA [auth a], M	IPR023333	Proteasome B-type subunit	Family
AA [auth a], M	IPR029055	Nucleophile aminohydrolases, N-terminal	Homologous Superfamily
AA [auth a], M	IPR001353	Proteasome, subunit alpha/beta	Family
L, Z	IPR016050	Proteasome beta-type subunit, conserved site	Conserved Site
L, Z	IPR023333	Proteasome B-type subunit	Family
L, Z	IPR029055	Nucleophile aminohydrolases, N-terminal	Homologous Superfamily
L, Z	IPR001353	Proteasome, subunit alpha/beta	Family
L, Z	IPR000243	Peptidase T1A, proteasome beta-subunit	Family
K, Y	IPR023333	Proteasome B-type subunit	Family
K, Y	IPR029055	Nucleophile aminohydrolases, N-terminal	Homologous Superfamily
K, Y	IPR001353	Proteasome, subunit alpha/beta	Family
K, Y	IPR035206	Proteasome subunit beta 2	Family
J, X	IPR016050	Proteasome beta-type subunit, conserved site	Conserved Site
J, X	IPR023333	Proteasome B-type subunit	Family
J, X	IPR029055	Nucleophile aminohydrolases, N-terminal	Homologous Superfamily
J, X	IPR001353	Proteasome, subunit alpha/beta	Family
J, X	IPR033811	Proteasome beta 3 subunit	Family
A, O	IPR000426	Proteasome alpha-subunit, N-terminal domain	Domain
A, O	IPR029055	Nucleophile aminohydrolases, N-terminal	Homologous Superfamily
A, O	IPR050115	Proteasome_alpha	Unknown
A, O	IPR023332	Proteasome alpha-type subunit	Family
A, O	IPR001353	Proteasome, subunit alpha/beta	Family

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RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.

8OIX | pdb_00008oix

CryoEM structure of 20S Trichomonas vaginalis proteasome in complex with proteasome inhibitor Salinosporamid A

External Resource: Annotation

Domain Annotation: ECOD Classification ECOD Database Homepage

Protein Family Annotation Pfam Database Homepage

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

InterPro: Protein Family Classification InterPro Database Homepage