Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

ChainsDomain InfoClassFoldSuperfamilyFamilyDomainSpeciesProvenance Source (Version)
Id4pd4i_ Membrane and cell surface proteins and peptides Single transmembrane helix Subunit X (non-heme 7 kDa protein) of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) Subunit X (non-heme 7 kDa protein) of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) automated matches (Saccharomyces cerevisiae S288C ) [TaxId: 559292 ], SCOPe (2.08)
Ad4pd4a1 Alpha and beta proteins (a+b) LuxS/MPP-like metallohydrolase LuxS/MPP-like metallohydrolase MPP-like automated matches (Saccharomyces cerevisiae S288C ) [TaxId: 559292 ], SCOPe (2.08)
Jd4pd4j_ All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin V set domains (antibody variable domain-like) Immunoglobulin heavy chain variable domain, VH Mouse (Mus musculus ) [TaxId: 10090 ], SCOPe (2.08)
Kd4pd4k_ All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin V set domains (antibody variable domain-like) Immunoglobulin light chain kappa variable domain, VL-kappa Mouse (Mus musculus ) [TaxId: 10090 ], SCOPe (2.08)
Bd4pd4b1 Alpha and beta proteins (a+b) LuxS/MPP-like metallohydrolase LuxS/MPP-like metallohydrolase MPP-like automated matches (Saccharomyces cerevisiae S288C ) [TaxId: 559292 ], SCOPe (2.08)
Cd4pd4c1 Membrane and cell surface proteins and peptides Heme-binding four-helical bundle Transmembrane di-heme cytochromes Cytochrome b of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) automated matches (Saccharomyces cerevisiae S288C ) [TaxId: 559292 ], SCOPe (2.08)
Cd4pd4c2 Membrane and cell surface proteins and peptides a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) automated matches automated matches (Saccharomyces cerevisiae S288C ) [TaxId: 559292 ], SCOPe (2.08)
Dd4pd4d1 All alpha proteins Cytochrome c Cytochrome c Cytochrome bc1 domain automated matches (Saccharomyces cerevisiae S288C ) [TaxId: 559292 ], SCOPe (2.08)
Dd4pd4d2 Membrane and cell surface proteins and peptides Single transmembrane helix Cytochrome c1 subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase), transmembrane anchor automated matches automated matches (Saccharomyces cerevisiae S288C ) [TaxId: 559292 ], SCOPe (2.08)
Ed4pd4e2 All beta proteins ISP domain ISP domain Rieske iron-sulfur protein (ISP) automated matches (Saccharomyces cerevisiae S288C ) [TaxId: 559292 ], SCOPe (2.08)
Ed4pd4e1 Membrane and cell surface proteins and peptides Single transmembrane helix ISP transmembrane anchor automated matches automated matches (Saccharomyces cerevisiae S288C ) [TaxId: 559292 ], SCOPe (2.08)
Fd4pd4f_ Membrane and cell surface proteins and peptides Non-heme 11 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) Non-heme 11 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) Non-heme 11 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) Non-heme 11 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (Saccharomyces cerevisiae S288C ) [TaxId: 559292 ], SCOPe (2.08)
Gd4pd4g_ Membrane and cell surface proteins and peptides 14 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) 14 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) 14 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) automated matches (Saccharomyces cerevisiae S288C ) [TaxId: 559292 ], SCOPe (2.08)
Hd4pd4h_ Membrane and cell surface proteins and peptides Single transmembrane helix Ubiquinone-binding protein QP-C of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) Ubiquinone-binding protein QP-C of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) Ubiquinone-binding protein QP-C of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (Saccharomyces cerevisiae S288C ) [TaxId: 559292 ], SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
ISCOP2B SuperfamilySubunit X (non-heme 7 kDa protein) of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) 8040319 3000779 SCOP2B (2022-06-29)
ASCOP2B SuperfamilyLuxS/MPP-like metallohydrolase 8040294 3001831 SCOP2B (2022-06-29)
ASCOP2B SuperfamilyLuxS/MPP-like metallohydrolase 8040292 3001831 SCOP2B (2022-06-29)
BSCOP2B SuperfamilyLuxS/MPP-like metallohydrolase 8040297 3001831 SCOP2B (2022-06-29)
BSCOP2B SuperfamilyLuxS/MPP-like metallohydrolase 8040300 3001831 SCOP2B (2022-06-29)
CSCOP2B Superfamilya domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) 8040299 3000966 SCOP2B (2022-06-29)
CSCOP2B SuperfamilyTransmembrane di-heme cytochromes 8040302 3000517 SCOP2B (2022-06-29)
DSCOP2B SuperfamilyCytochrome c1 subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase), transmembrane anchor 8040305 3000762 SCOP2B (2022-06-29)
DSCOP2B SuperfamilyCytochrome c 8040304 3000815 SCOP2B (2022-06-29)
ESCOP2B SuperfamilyISP transmembrane anchor 8040308 3000753 SCOP2B (2022-06-29)
ESCOP2B SuperfamilyISP domain 8040307 3000233 SCOP2B (2022-06-29)
FSCOP2B SuperfamilyNon-heme 11 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) 8040312 3000806 SCOP2B (2022-06-29)
GSCOP2B Superfamily14 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) 8040315 3000797 SCOP2B (2022-06-29)
HSCOP2B SuperfamilyUbiquinone-binding protein QP-C of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) 8040318 3000770 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
IUCR_UQCRX_QCR9e4pd4I1 A: extended segmentsX: Subunit X (non-heme 7 kDa protein) of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology)H: Subunit X (non-heme 7 kDa protein) of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology)T: Subunit X (non-heme 7 kDa protein) of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase)F: UCR_UQCRX_QCR9ECOD (1.6)
APeptidase_M16_Ce4pd4A2 A: a+b two layersX: LuxS, MPP, ThrRS/AlaRS common domainH: LuxS, MPP, ThrRS/AlaRS common domainT: LuxS/MPP-like metallohydrolaseF: Peptidase_M16_CECOD (1.6)
APeptidase_M16e4pd4A1 A: a+b two layersX: LuxS, MPP, ThrRS/AlaRS common domainH: LuxS, MPP, ThrRS/AlaRS common domainT: LuxS/MPP-like metallohydrolaseF: Peptidase_M16ECOD (1.6)
JV-set_8e4pd4J1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_8ECOD (1.6)
KV-sete4pd4K1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-setECOD (1.6)
BPeptidase_M16e4pd4B1 A: a+b two layersX: LuxS, MPP, ThrRS/AlaRS common domainH: LuxS, MPP, ThrRS/AlaRS common domainT: LuxS/MPP-like metallohydrolaseF: Peptidase_M16ECOD (1.6)
BUNK_F_TYPEe4pd4B2 A: a+b two layersX: LuxS, MPP, ThrRS/AlaRS common domainH: LuxS, MPP, ThrRS/AlaRS common domainT: LuxS/MPP-like metallohydrolaseF: UNK_F_TYPEECOD (1.6)
CCytochrom_B_Ce4pd4C1 A: alpha bundlesX: a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology)H: a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology)T: a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase)F: Cytochrom_B_CECOD (1.6)
CCytochrome_Be4pd4C2 A: alpha bundlesX: Transmembrane heme-binding four-helical bundle (From Homology)H: Transmembrane heme-binding four-helical bundleT: Transmembrane di-heme cytochromesF: Cytochrome_BECOD (1.6)
DCytochrom_C1_Ne4pd4D2 A: alpha arraysX: Cytochrome c-likeH: Cytochrome c (From Topology)T: Cytochrome cF: Cytochrom_C1_NECOD (1.6)
DCytochrom_C1_Ce4pd4D1 A: extended segmentsX: cytochrome c1 transmembrane anchor (From Topology)H: cytochrome c1 transmembrane anchor (From Topology)T: cytochrome c1 transmembrane anchorF: Cytochrom_C1_CECOD (1.6)
ERieske_cytochrome_bc1e4pd4E1 A: beta sandwichesX: ISP domain (From Topology)H: ISP domain (From Topology)T: ISP domainF: Rieske_cytochrome_bc1ECOD (1.6)
ERieske_6e4pd4E2 A: few secondary structure elementsX: Trm112p-like (From Topology)H: Trm112p-like (From Topology)T: Trm112p-likeF: Rieske_6ECOD (1.6)
EUCR_TMe4pd4E3 A: extended segmentsX: iron-sulfur subunit (ISP) transmembrane anchor (From Topology)H: iron-sulfur subunit (ISP) transmembrane anchor (From Topology)T: iron-sulfur subunit (ISP) transmembrane anchorF: UCR_TMECOD (1.6)
FUCR_hingee4pd4F1 A: alpha bundlesX: cytochrome bc1 complex 11 kDa protein-likeH: Non-heme 11 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology)T: Non-heme 11 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase)F: UCR_hingeECOD (1.6)
GUCR_14kDe4pd4G1 A: alpha arraysX: 14 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology)H: 14 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology)T: 14 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase)F: UCR_14kDECOD (1.6)
HUcrQe4pd4H1 A: extended segmentsX: Ubiquinone-binding protein QP-C of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology)H: Ubiquinone-binding protein QP-C of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology)T: Ubiquinone-binding protein QP-C of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase)F: UcrQECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
I1.20.5.260 Mainly Alpha Up-down Bundle Single alpha-helices involved in coiled-coils or other helix-helix interfaces Cytochrome b-c1 complex subunit 9CATH (4.3.0)
A3.30.830.10 Alpha Beta 2-Layer Sandwich Cytochrome Bc1 Complex Chain A, domain 1CATH (4.3.0)
J2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
K2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
B3.30.830.10 Alpha Beta 2-Layer Sandwich Cytochrome Bc1 Complex Chain A, domain 1CATH (4.3.0)
C1.20.810.10 Mainly Alpha Up-down Bundle Cytochrome Bc1 Complex Chain CCATH (4.3.0)
D1.10.760.10 Mainly Alpha Orthogonal Bundle Cytochrome Bc1 Complex Chain D, domain 2CATH (4.3.0)
D1.20.5.100 Mainly Alpha Up-down Bundle Single alpha-helices involved in coiled-coils or other helix-helix interfaces Cytochrome c1, transmembrane anchor, C-terminalCATH (4.3.0)
E1.20.5.270 Mainly Alpha Up-down Bundle Single alpha-helices involved in coiled-coils or other helix-helix interfaces Ubiquinol cytochrome reductase, transmembrane domainCATH (4.3.0)
E2.102.10.10 Mainly Beta 3-layer Sandwich Rieske Iron-sulfur Protein Rieske [2Fe-2S] iron-sulphur domainCATH (4.3.0)
F1.10.287.20 Mainly Alpha Orthogonal Bundle Helix Hairpins Ubiquinol-cytochrome C reductase hinge domainCATH (4.3.0)
G1.10.1090.10 Mainly Alpha Orthogonal Bundle Cytochrome Bc1 Complex Chain FCATH (4.3.0)
H1.20.5.210 Mainly Alpha Up-down Bundle Single alpha-helices involved in coiled-coils or other helix-helix interfaces Cytochrome b-c1 complex subunit 8CATH (4.3.0)

IMGT Antibody Annotation IMGT Database Homepage

ChainProtein NameDescriptionOrganism NameGene Allele Name(s)Domain Name(s)Receptor TypeReceptor DescriptionProvenance Source
IG KAPPA CHAIN V-V REGION HP 124E1 VH Mus musculus (house mouse) IGHV3-6*02, IGHV3-6*01, IGHJ4*01 V-DOMAIN VH IG FV-HEAVY_KAPPA IMGT (202443-0)
IG KAPPA CHAIN V-V REGION HP 124E1 V-KAPPA Mus musculus (house mouse) IGKV10-94*03, IGKV10-96*03, IGKV10-94*04, IGKV10-94*06, IGKV10-96*04, IGKV10-94*05, IGKV10-94*08, IGKJ1*01 V-DOMAIN V-KAPPA IG FV-HEAVY_KAPPA IMGT (202443-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
Heavy ChainIGHV3 -cytochrome b-c1 complex subunit rieske, mitochondrialSAbDab (2024-11-01)
Light ChainIGKV10 Kappacytochrome b-c1 complex subunit rieske, mitochondrialSAbDab (2024-11-01)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
PF05365Ubiquinol-cytochrome C reductase, UQCRX/QCR9 like (UCR_UQCRX_QCR9)Ubiquinol-cytochrome C reductase, UQCRX/QCR9 like- Family
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
PF00675Insulinase (Peptidase family M16) (Peptidase_M16)Insulinase (Peptidase family M16)- Family
PF07686Immunoglobulin V-set domain (V-set)Immunoglobulin V-set domainThis domain is found in antibodies as well as neural protein P0 and CTL4 amongst others.Domain
PF07686Immunoglobulin V-set domain (V-set)Immunoglobulin V-set domainThis domain is found in antibodies as well as neural protein P0 and CTL4 amongst others.Domain
PF00675Insulinase (Peptidase family M16) (Peptidase_M16)Insulinase (Peptidase family M16)- Family
PF00032Cytochrome b(C-terminal)/b6/petD (Cytochrom_B_C)Cytochrome b(C-terminal)/b6/petD- Domain
PF00033Cytochrome b/b6/petB (Cytochrome_B)Cytochrome b/b6/petB- Domain
PF02167Cytochrome C1 family (Cytochrom_C1)Cytochrome C1 family- Family
PF02921Ubiquinol cytochrome reductase transmembrane region (UCR_TM)Ubiquinol cytochrome reductase transmembrane region- Family
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
PF02320Ubiquinol-cytochrome C reductase hinge protein (UCR_hinge)Ubiquinol-cytochrome C reductase hinge protein- Family
PF02271Ubiquinol-cytochrome C reductase complex 14kD subunit (UCR_14kD)Ubiquinol-cytochrome C reductase complex 14kD subunit- Family
PF02939UcrQ family (UcrQ)UcrQ family- Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
Cytochrome b-c1 complex subunit 9-
Cytochrome b-c1 complex subunit 1, mitochondrial
Igh protein-
Ig kappa chain V-V region HP 124E1-
Cytochrome b-c1 complex subunit 2, mitochondrial
Cytochrome b
Cytochrome c1, heme protein, mitochondrial
Cytochrome b-c1 complex subunit Rieske, mitochondrial
Cytochrome b-c1 complex subunit 6-
Cytochrome b-c1 complex subunit 7-
Cytochrome b-c1 complex subunit 8

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
IPR008027Cytochrome b-c1 complex subunit 9Family
IPR036656Cytochrome b-c1 complex subunit 9 superfamilyHomologous Superfamily
IPR007863Peptidase M16, C-terminalDomain
IPR011249Metalloenzyme, LuxS/M16 peptidase-likeHomologous Superfamily
IPR050361Mitochondrial Processing Peptidase/Ubiquinol-cytochrome c Reductase ComplexFamily
IPR011765Peptidase M16, N-terminalDomain
IPR050199Immunoglobulin Heavy VariableFamily
IPR013783Immunoglobulin-like foldHomologous Superfamily
IPR036179Immunoglobulin-like domain superfamilyHomologous Superfamily
IPR013106Immunoglobulin V-set domainDomain
IPR003599Immunoglobulin domain subtypeDomain
IPR007110Immunoglobulin-like domainDomain
IPR050150Immunoglobulin Variable Light ChainFamily
IPR013783Immunoglobulin-like foldHomologous Superfamily
IPR036179Immunoglobulin-like domain superfamilyHomologous Superfamily
IPR013106Immunoglobulin V-set domainDomain
IPR003599Immunoglobulin domain subtypeDomain
IPR007110Immunoglobulin-like domainDomain
IPR011249Metalloenzyme, LuxS/M16 peptidase-likeHomologous Superfamily
IPR050361Mitochondrial Processing Peptidase/Ubiquinol-cytochrome c Reductase ComplexFamily
IPR011765Peptidase M16, N-terminalDomain
IPR001431Peptidase M16, zinc-binding siteBinding Site
IPR036150Cytochrome b/b6, C-terminal domain superfamilyHomologous Superfamily
IPR027387Cytochrome b/b6-like domain superfamilyHomologous Superfamily
IPR048260Cytochrome b/b6, C-terminal domain, eukaryotic/bacterialDomain
IPR016174Di-haem cytochrome, transmembraneHomologous Superfamily
IPR005798Cytochrome b/b6, C-terminalDomain
IPR048259Cytochrome b/b6, N-terminal domain, eukaryotic/bacterialDomain
IPR030689Cytochrome bFamily
IPR005797Cytochrome b/b6, N-terminal domainDomain
IPR036909Cytochrome c-like domain superfamilyHomologous Superfamily
IPR002326Cytochrome c1Family
IPR009056Cytochrome c-like domainDomain
IPR021157Cytochrome c1, transmembrane anchor, C-terminalHomologous Superfamily
IPR036922Rieske [2Fe-2S] iron-sulphur domain superfamilyHomologous Superfamily
IPR014349Rieske iron-sulphur proteinFamily
IPR004192Cytochrome b-c1 complex subunit Rieske, transmembrane domainDomain
IPR017941Rieske [2Fe-2S] iron-sulphur domainDomain
IPR005805Rieske iron-sulphur protein, C-terminalDomain
IPR037008Cytochrome bc1 complex subunit Rieske, transmembrane domain superfamilyHomologous Superfamily
IPR006317Ubiquinol-cytochrome c reductase, iron-sulphur subunitDomain
IPR023184Ubiquinol-cytochrome C reductase hinge domainDomain
IPR036811Ubiquinol-cytochrome C reductase hinge domain superfamilyHomologous Superfamily
IPR003197Cytochrome b-c1 complex subunit 7Family
IPR036544Cytochrome b-c1 complex subunit 7 superfamilyHomologous Superfamily
IPR004205Cytochrome b-c1 complex subunit 8Family
IPR036642Cytochrome b-c1 complex subunit 8 superfamilyHomologous Superfamily

Membrane Protein Annotation: OPM OPM Database Homepage

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

ChainsExternal LinkComment
A, B, C, D, E
PDBTMAnnotated as membrane protein by PDBTM

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

ChainsExternal LinkComment
A, B, C, D, E
MemProtMDAnnotated as membrane protein by MemProtMD