Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
ASCOP2B SuperfamilyLuxS/MPP-like metallohydrolase 8038259 3001831 SCOP2B (2022-06-29)
ASCOP2B SuperfamilyLuxS/MPP-like metallohydrolase 8038258 3001831 SCOP2B (2022-06-29)
L [auth N]SCOP2B SuperfamilyLuxS/MPP-like metallohydrolase 8038259 3001831 SCOP2B (2022-06-29)
L [auth N]SCOP2B SuperfamilyLuxS/MPP-like metallohydrolase 8038258 3001831 SCOP2B (2022-06-29)
JSCOP2B SuperfamilySubunit X (non-heme 7 kDa protein) of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) 8037844 3000779 SCOP2B (2022-06-29)
U [auth W]SCOP2B SuperfamilySubunit X (non-heme 7 kDa protein) of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) 8037844 3000779 SCOP2B (2022-06-29)
KSCOP2B SuperfamilySubunit XI (6.4 kDa protein) of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) 8032884 3000787 SCOP2B (2022-06-29)
V [auth X]SCOP2B SuperfamilySubunit XI (6.4 kDa protein) of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) 8032884 3000787 SCOP2B (2022-06-29)
BSCOP2B SuperfamilyLuxS/MPP-like metallohydrolase 8038260 3001831 SCOP2B (2022-06-29)
BSCOP2B SuperfamilyLuxS/MPP-like metallohydrolase 8038263 3001831 SCOP2B (2022-06-29)
M [auth O]SCOP2B SuperfamilyLuxS/MPP-like metallohydrolase 8038260 3001831 SCOP2B (2022-06-29)
M [auth O]SCOP2B SuperfamilyLuxS/MPP-like metallohydrolase 8038263 3001831 SCOP2B (2022-06-29)
CSCOP2B SuperfamilyTransmembrane di-heme cytochromes 8038265 3000517 SCOP2B (2022-06-29)
CSCOP2B Superfamilya domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) 8038264 3000966 SCOP2B (2022-06-29)
N [auth P]SCOP2B Superfamilya domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) 8038264 3000966 SCOP2B (2022-06-29)
N [auth P]SCOP2B SuperfamilyTransmembrane di-heme cytochromes 8038265 3000517 SCOP2B (2022-06-29)
DSCOP2B SuperfamilyCytochrome c 8038266 3000815 SCOP2B (2022-06-29)
DSCOP2B SuperfamilyCytochrome c1 subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase), transmembrane anchor 8038268 3000762 SCOP2B (2022-06-29)
O [auth Q]SCOP2B SuperfamilyCytochrome c 8038266 3000815 SCOP2B (2022-06-29)
O [auth Q]SCOP2B SuperfamilyCytochrome c1 subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase), transmembrane anchor 8038268 3000762 SCOP2B (2022-06-29)
ESCOP2B SuperfamilyISP domain 8038267 3000233 SCOP2B (2022-06-29)
ESCOP2B SuperfamilyISP transmembrane anchor 8038269 3000753 SCOP2B (2022-06-29)
P [auth R]SCOP2B SuperfamilyISP domain 8038267 3000233 SCOP2B (2022-06-29)
P [auth R]SCOP2B SuperfamilyISP transmembrane anchor 8038269 3000753 SCOP2B (2022-06-29)
FSCOP2B Superfamily14 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) 8038272 3000797 SCOP2B (2022-06-29)
Q [auth S]SCOP2B Superfamily14 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) 8038272 3000797 SCOP2B (2022-06-29)
GSCOP2B SuperfamilyUbiquinone-binding protein QP-C of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) 8038274 3000770 SCOP2B (2022-06-29)
R [auth T]SCOP2B SuperfamilyUbiquinone-binding protein QP-C of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) 8038274 3000770 SCOP2B (2022-06-29)
HSCOP2B SuperfamilyNon-heme 11 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) 8038275 3000806 SCOP2B (2022-06-29)
S [auth U]SCOP2B SuperfamilyNon-heme 11 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) 8038275 3000806 SCOP2B (2022-06-29)
ISCOP2B SuperfamilyNon-globular alpha+beta subunits of globular proteins 8041511 3001542 SCOP2B (2022-06-29)
T [auth V]SCOP2B SuperfamilyNon-globular alpha+beta subunits of globular proteins 8041511 3001542 SCOP2B (2022-06-29)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
A,
L [auth N]
PF05193Peptidase M16 inactive domain (Peptidase_M16_C)Peptidase M16 inactive domainPeptidase M16 consists of two structurally related domains. One is the active peptidase, whereas the other is inactive. The two domains hold the substrate like a clamp [1].Domain
A,
L [auth N]
PF00675Insulinase (Peptidase family M16) (Peptidase_M16)Insulinase (Peptidase family M16)- Family
J,
U [auth W]
PF05365Ubiquinol-cytochrome C reductase, UQCRX/QCR9 like (UCR_UQCRX_QCR9)Ubiquinol-cytochrome C reductase, UQCRX/QCR9 like- Family
K,
V [auth X]
PF08997Ubiquinol-cytochrome C reductase complex, 6.4kD protein (UCR_6-4kD)Ubiquinol-cytochrome C reductase complex, 6.4kD proteinThe ubiquinol-cytochrome C reductase complex (cytochrome bc1 complex) is an essential component of the mitochondrial cellular respiratory chain. This family represents the 6.4kD protein, which may be closely linked to the iron-sulphur protein in the ...The ubiquinol-cytochrome C reductase complex (cytochrome bc1 complex) is an essential component of the mitochondrial cellular respiratory chain. This family represents the 6.4kD protein, which may be closely linked to the iron-sulphur protein in the complex and function as an iron-sulphur protein binding factor [1].
Domain
B,
M [auth O]
PF05193Peptidase M16 inactive domain (Peptidase_M16_C)Peptidase M16 inactive domainPeptidase M16 consists of two structurally related domains. One is the active peptidase, whereas the other is inactive. The two domains hold the substrate like a clamp [1].Domain
B,
M [auth O]
PF00675Insulinase (Peptidase family M16) (Peptidase_M16)Insulinase (Peptidase family M16)- Family
C,
N [auth P]
PF00032Cytochrome b(C-terminal)/b6/petD (Cytochrom_B_C)Cytochrome b(C-terminal)/b6/petD- Domain
C,
N [auth P]
PF00033Cytochrome b/b6/petB (Cytochrome_B)Cytochrome b/b6/petB- Domain
D,
O [auth Q]
PF02167Cytochrome C1 family (Cytochrom_C1)Cytochrome C1 family- Family
E,
P [auth R]
PF02921Ubiquinol cytochrome reductase transmembrane region (UCR_TM)Ubiquinol cytochrome reductase transmembrane region- Family
E,
P [auth R]
PF00355Rieske [2Fe-2S] domain (Rieske)Rieske [2Fe-2S] domainThe rieske domain has a [2Fe-2S] centre. Two conserved cysteines coordinate one Fe ion, while the other Fe ion is coordinated by two conserved histidines. In hyperthermophilic archaea there is a SKTPCX(2-3)C motif at the C-terminus. The cysteines in ...The rieske domain has a [2Fe-2S] centre. Two conserved cysteines coordinate one Fe ion, while the other Fe ion is coordinated by two conserved histidines. In hyperthermophilic archaea there is a SKTPCX(2-3)C motif at the C-terminus. The cysteines in this motif form a disulphide bridge, which stabilises the protein [4].
Domain
F,
Q [auth S]
PF02271Ubiquinol-cytochrome C reductase complex 14kD subunit (UCR_14kD)Ubiquinol-cytochrome C reductase complex 14kD subunit- Family
G,
R [auth T]
PF02939UcrQ family (UcrQ)UcrQ family- Family
H,
S [auth U]
PF02320Ubiquinol-cytochrome C reductase hinge protein (UCR_hinge)Ubiquinol-cytochrome C reductase hinge protein- Family
I,
T [auth V]
PF09165Ubiquinol-cytochrome c reductase 8 kDa, N-terminal (Ubiq-Cytc-red_N)Ubiquinol-cytochrome c reductase 8 kDa, N-terminalMembers of this family adopt a structure consisting of many antiparallel beta sheets, with few alpha helices, in a non-globular arrangement. They are required for proper functioning of the respiratory chain [1].Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
A,
L [auth N]
Cytochrome b-c1 complex subunit 1, mitochondrial -
J,
U [auth W]
Cytochrome b-c1 complex subunit 9-
K,
V [auth X]
Cytochrome b-c1 complex subunit 10-
B,
M [auth O]
Cytochrome b-c1 complex subunit 2, mitochondrial
C,
N [auth P]
Cytochrome b
D,
O [auth Q]
Cytochrome c1, heme protein, mitochondrial
E,
P [auth R]
Cytochrome b-c1 complex subunit Rieske, mitochondrial
F,
Q [auth S]
Cytochrome b-c1 complex subunit 7-
G,
R [auth T]
Cytochrome b-c1 complex subunit 8-
H,
S [auth U]
Cytochrome b-c1 complex subunit 6, mitochondrial-
I,
T [auth V]
Cytochrome b-c1 complex subunit 9

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
A,
L [auth N]
IPR007863Peptidase M16, C-terminalDomain
A,
L [auth N]
IPR011765Peptidase M16, N-terminalDomain
A,
L [auth N]
IPR011249Metalloenzyme, LuxS/M16 peptidase-likeHomologous Superfamily
A,
L [auth N]
IPR050361Mitochondrial Processing Peptidase/Ubiquinol-cytochrome c Reductase ComplexFamily
J,
U [auth W]
IPR008027Cytochrome b-c1 complex subunit 9Family
J,
U [auth W]
IPR036656Cytochrome b-c1 complex subunit 9 superfamilyHomologous Superfamily
K,
V [auth X]
IPR029027Single alpha-helix domain superfamilyHomologous Superfamily
K,
V [auth X]
IPR015089Cytochrome b-c1 complex subunit 10Family
B,
M [auth O]
IPR007863Peptidase M16, C-terminalDomain
B,
M [auth O]
IPR011765Peptidase M16, N-terminalDomain
B,
M [auth O]
IPR011249Metalloenzyme, LuxS/M16 peptidase-likeHomologous Superfamily
B,
M [auth O]
IPR050361Mitochondrial Processing Peptidase/Ubiquinol-cytochrome c Reductase ComplexFamily
B,
M [auth O]
IPR001431Peptidase M16, zinc-binding siteBinding Site
C,
N [auth P]
IPR036150Cytochrome b/b6, C-terminal domain superfamilyHomologous Superfamily
C,
N [auth P]
IPR027387Cytochrome b/b6-like domain superfamilyHomologous Superfamily
C,
N [auth P]
IPR048260Cytochrome b/b6, C-terminal domain, eukaryotic/bacterialDomain
C,
N [auth P]
IPR016174Di-haem cytochrome, transmembraneHomologous Superfamily
C,
N [auth P]
IPR005798Cytochrome b/b6, C-terminalDomain
C,
N [auth P]
IPR048259Cytochrome b/b6, N-terminal domain, eukaryotic/bacterialDomain
C,
N [auth P]
IPR030689Cytochrome bFamily
C,
N [auth P]
IPR005797Cytochrome b/b6, N-terminal domainDomain
D,
O [auth Q]
IPR036909Cytochrome c-like domain superfamilyHomologous Superfamily
D,
O [auth Q]
IPR002326Cytochrome c1Family
D,
O [auth Q]
IPR009056Cytochrome c-like domainDomain
D,
O [auth Q]
IPR021157Cytochrome c1, transmembrane anchor, C-terminalHomologous Superfamily
E,
P [auth R]
IPR036922Rieske [2Fe-2S] iron-sulphur domain superfamilyHomologous Superfamily
E,
P [auth R]
IPR014349Rieske iron-sulphur proteinFamily
E,
P [auth R]
IPR011070Globular protein, non-globular alpha/beta subunitHomologous Superfamily
E,
P [auth R]
IPR004192Cytochrome b-c1 complex subunit Rieske, transmembrane domainDomain
E,
P [auth R]
IPR015248Ubiquinol-cytochrome c reductase iron-sulphur subunit, N-terminalDomain
E,
P [auth R]
IPR017941Rieske [2Fe-2S] iron-sulphur domainDomain
E,
P [auth R]
IPR005805Rieske iron-sulphur protein, C-terminalDomain
E,
P [auth R]
IPR037008Cytochrome bc1 complex subunit Rieske, transmembrane domain superfamilyHomologous Superfamily
E,
P [auth R]
IPR006317Ubiquinol-cytochrome c reductase, iron-sulphur subunitDomain
F,
Q [auth S]
IPR003197Cytochrome b-c1 complex subunit 7Family
F,
Q [auth S]
IPR036544Cytochrome b-c1 complex subunit 7 superfamilyHomologous Superfamily
G,
R [auth T]
IPR004205Cytochrome b-c1 complex subunit 8Family
G,
R [auth T]
IPR036642Cytochrome b-c1 complex subunit 8 superfamilyHomologous Superfamily
H,
S [auth U]
IPR003422Cytochrome b-c1 complex, subunit 6Family
H,
S [auth U]
IPR023184Ubiquinol-cytochrome C reductase hinge domainDomain
H,
S [auth U]
IPR036811Ubiquinol-cytochrome C reductase hinge domain superfamilyHomologous Superfamily
I,
T [auth V]
IPR036922Rieske [2Fe-2S] iron-sulphur domain superfamilyHomologous Superfamily
I,
T [auth V]
IPR014349Rieske iron-sulphur proteinFamily
I,
T [auth V]
IPR011070Globular protein, non-globular alpha/beta subunitHomologous Superfamily
I,
T [auth V]
IPR004192Cytochrome b-c1 complex subunit Rieske, transmembrane domainDomain
I,
T [auth V]
IPR015248Ubiquinol-cytochrome c reductase iron-sulphur subunit, N-terminalDomain
I,
T [auth V]
IPR017941Rieske [2Fe-2S] iron-sulphur domainDomain
I,
T [auth V]
IPR005805Rieske iron-sulphur protein, C-terminalDomain
I,
T [auth V]
IPR037008Cytochrome bc1 complex subunit Rieske, transmembrane domain superfamilyHomologous Superfamily
I,
T [auth V]
IPR006317Ubiquinol-cytochrome c reductase, iron-sulphur subunitDomain