1SQX
Crystal Structure Analysis of Bovine Bc1 with Stigmatellin A
External Resource: Annotation
- Domain Annotation: SCOP/SCOPe Classification
- Domain Annotation: SCOP2 Classification
- Domain Annotation: ECOD Classification
- Domain Annotation: CATH
- Protein Family Annotation
- Gene Ontology: Gene Product Annotation
- InterPro: Protein Family Classification
- Membrane Protein Annotation: OPM
- Membrane Protein Annotation: PDBTM
- Membrane Protein Annotation: MemProtMD
Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
| Chains | Type | Family Name | Domain Identifier | Family Identifier | Provenance Source (Version) |
|---|---|---|---|---|---|
| A | SCOP2B Superfamily | LuxS/MPP-like metallohydrolase | 8038258 | 3001831 | SCOP2B (2022-06-29) |
| A | SCOP2B Superfamily | LuxS/MPP-like metallohydrolase | 8038259 | 3001831 | SCOP2B (2022-06-29) |
| J [auth H] | SCOP2B Superfamily | Non-heme 11 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) | 8038275 | 3000806 | SCOP2B (2022-06-29) |
| K [auth J] | SCOP2B Superfamily | Subunit X (non-heme 7 kDa protein) of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) | 8037844 | 3000779 | SCOP2B (2022-06-29) |
| B | SCOP2B Superfamily | LuxS/MPP-like metallohydrolase | 8038263 | 3001831 | SCOP2B (2022-06-29) |
| B | SCOP2B Superfamily | LuxS/MPP-like metallohydrolase | 8038260 | 3001831 | SCOP2B (2022-06-29) |
| C | SCOP2B Superfamily | a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) | 8038264 | 3000966 | SCOP2B (2022-06-29) |
| C | SCOP2B Superfamily | Transmembrane di-heme cytochromes | 8038265 | 3000517 | SCOP2B (2022-06-29) |
| D [auth E] | SCOP2B Superfamily | ISP transmembrane anchor | 8038269 | 3000753 | SCOP2B (2022-06-29) |
| D [auth E] | SCOP2B Superfamily | ISP domain | 8038267 | 3000233 | SCOP2B (2022-06-29) |
| E [auth D] | SCOP2B Superfamily | Cytochrome c | 8038266 | 3000815 | SCOP2B (2022-06-29) |
| E [auth D] | SCOP2B Superfamily | Cytochrome c1 subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase), transmembrane anchor | 8038268 | 3000762 | SCOP2B (2022-06-29) |
| F [auth G] | SCOP2B Superfamily | Ubiquinone-binding protein QP-C of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) | 8038274 | 3000770 | SCOP2B (2022-06-29) |
| G [auth I] | SCOP2B Superfamily | Non-globular alpha+beta subunits of globular proteins | 8041511 | 3001542 | SCOP2B (2022-06-29) |
| H [auth F] | SCOP2B Superfamily | 14 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) | 8038272 | 3000797 | SCOP2B (2022-06-29) |
| I [auth K] | SCOP2B Superfamily | Subunit XI (6.4 kDa protein) of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) | 8032884 | 3000787 | 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) |
|---|---|---|---|---|---|---|---|---|
| A | Peptidase_M16_C | e1sqxA2 | A: a+b two layers | X: LuxS, MPP, ThrRS/AlaRS common domain | H: LuxS, MPP, ThrRS/AlaRS common domain | T: LuxS/MPP-like metallohydrolase | F: Peptidase_M16_C | ECOD (1.6) |
| A | Peptidase_M16 | e1sqxA1 | A: a+b two layers | X: LuxS, MPP, ThrRS/AlaRS common domain | H: LuxS, MPP, ThrRS/AlaRS common domain | T: LuxS/MPP-like metallohydrolase | F: Peptidase_M16 | ECOD (1.6) |
| J [auth H] | UCR_hinge | e1sqxH1 | A: alpha bundles | X: cytochrome bc1 complex 11 kDa protein-like | H: 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_hinge | ECOD (1.6) |
| K [auth J] | UCR_UQCRX_QCR9 | e1sqxJ1 | A: extended segments | X: 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_QCR9 | ECOD (1.6) |
| B | Peptidase_M16_C | e1sqxB2 | A: a+b two layers | X: LuxS, MPP, ThrRS/AlaRS common domain | H: LuxS, MPP, ThrRS/AlaRS common domain | T: LuxS/MPP-like metallohydrolase | F: Peptidase_M16_C | ECOD (1.6) |
| B | Peptidase_M16 | e1sqxB1 | A: a+b two layers | X: LuxS, MPP, ThrRS/AlaRS common domain | H: LuxS, MPP, ThrRS/AlaRS common domain | T: LuxS/MPP-like metallohydrolase | F: Peptidase_M16 | ECOD (1.6) |
| C | Cytochrom_B_C | e1sqxC1 | A: alpha bundles | X: 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_C | ECOD (1.6) |
| C | Cytochrome_B | e1sqxC2 | A: alpha bundles | X: Transmembrane heme-binding four-helical bundle (From Homology) | H: Transmembrane heme-binding four-helical bundle | T: Transmembrane di-heme cytochromes | F: Cytochrome_B | ECOD (1.6) |
| D [auth E] | Rieske_cytochrome_bc1,Rieske_6 | e1sqxE3 | A: beta sandwiches | X: ISP domain (From Topology) | H: ISP domain (From Topology) | T: ISP domain | F: Rieske_cytochrome_bc1,Rieske_6 | ECOD (1.6) |
| D [auth E] | UCR_TM | e1sqxE2 | A: extended segments | X: iron-sulfur subunit (ISP) transmembrane anchor (From Topology) | H: iron-sulfur subunit (ISP) transmembrane anchor (From Topology) | T: iron-sulfur subunit (ISP) transmembrane anchor | F: UCR_TM | ECOD (1.6) |
| E [auth D] | Cytochrom_C1_N | e1sqxD1 | A: alpha arrays | X: Cytochrome c-like | H: Cytochrome c (From Topology) | T: Cytochrome c | F: Cytochrom_C1_N | ECOD (1.6) |
| E [auth D] | Cytochrom_C1_C | e1sqxD2 | A: extended segments | X: cytochrome c1 transmembrane anchor (From Topology) | H: cytochrome c1 transmembrane anchor (From Topology) | T: cytochrome c1 transmembrane anchor | F: Cytochrom_C1_C | ECOD (1.6) |
| F [auth G] | UcrQ | e1sqxG1 | A: extended segments | X: 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: UcrQ | ECOD (1.6) |
| G [auth I] | Ubiq-Cytc-red_N | e1sqxI1 | A: extended segments | X: Ubiquinol-cytochrome c reductase 8 kDa protein (From Topology) | H: Ubiquinol-cytochrome c reductase 8 kDa protein (From Topology) | T: Ubiquinol-cytochrome c reductase 8 kDa protein | F: Ubiq-Cytc-red_N | ECOD (1.6) |
| H [auth F] | UCR_14kD | e1sqxF1 | A: alpha arrays | X: 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_14kD | ECOD (1.6) |
| I [auth K] | UCR_6-4kD | e1sqxK1 | A: extended segments | X: Subunit XI (6.4 kDa protein) of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology) | H: Subunit XI (6.4 kDa protein) of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology) | T: Subunit XI (6.4 kDa protein) of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) | F: UCR_6-4kD | ECOD (1.6) |
Domain Annotation: CATH CATH Database Homepage
Protein Family Annotation Pfam Database Homepage
| Chains | Accession | Name | Description | Comments | Source |
|---|---|---|---|---|---|
| PF05193 | Peptidase M16 inactive domain (Peptidase_M16_C) | Peptidase M16 inactive domain | Peptidase 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 | |
| PF00675 | Insulinase (Peptidase family M16) (Peptidase_M16) | Insulinase (Peptidase family M16) | - | Family | |
| J [auth H] | PF02320 | Ubiquinol-cytochrome C reductase hinge protein (UCR_hinge) | Ubiquinol-cytochrome C reductase hinge protein | - | Family |
| K [auth J] | PF05365 | Ubiquinol-cytochrome C reductase, UQCRX/QCR9 like (UCR_UQCRX_QCR9) | Ubiquinol-cytochrome C reductase, UQCRX/QCR9 like | - | Family |
| PF05193 | Peptidase M16 inactive domain (Peptidase_M16_C) | Peptidase M16 inactive domain | Peptidase 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 | |
| PF00675 | Insulinase (Peptidase family M16) (Peptidase_M16) | Insulinase (Peptidase family M16) | - | Family | |
| PF00032 | Cytochrome b(C-terminal)/b6/petD (Cytochrom_B_C) | Cytochrome b(C-terminal)/b6/petD | - | Domain | |
| PF00033 | Cytochrome b/b6/petB (Cytochrome_B) | Cytochrome b/b6/petB | - | Domain | |
| D [auth E] | PF02921 | Ubiquinol cytochrome reductase transmembrane region (UCR_TM) | Ubiquinol cytochrome reductase transmembrane region | - | Family |
| D [auth E] | PF00355 | Rieske [2Fe-2S] domain (Rieske) | Rieske [2Fe-2S] domain | 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 ... | Domain |
| E [auth D] | PF02167 | Cytochrome C1 family (Cytochrom_C1) | Cytochrome C1 family | - | Family |
| F [auth G] | PF02939 | UcrQ family (UcrQ) | UcrQ family | - | Family |
| G [auth I] | PF09165 | Ubiquinol-cytochrome c reductase 8 kDa, N-terminal (Ubiq-Cytc-red_N) | Ubiquinol-cytochrome c reductase 8 kDa, N-terminal | Members 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 |
| H [auth F] | PF02271 | Ubiquinol-cytochrome C reductase complex 14kD subunit (UCR_14kD) | Ubiquinol-cytochrome C reductase complex 14kD subunit | - | Family |
| I [auth K] | PF08997 | Ubiquinol-cytochrome C reductase complex, 6.4kD protein (UCR_6-4kD) | Ubiquinol-cytochrome C reductase complex, 6.4kD protein | 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 ... | Domain |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
InterPro: Protein Family Classification InterPro Database Homepage
Membrane Protein Annotation: OPM OPM Database Homepage
| Chains | External Link | Type | Class | Superfamily | Family |
|---|---|---|---|---|---|
| OPM | Transmembrane | Alpha-helical polytopic | Electron transport chain complex III (bc1 and b6f) superfamily | Cytochrome bc1 and b6f complexes |
Membrane Protein Annotation: PDBTM PDBTM Database Homepage
| Chains | External Link | Comment |
|---|---|---|
| PDBTM | Annotated as membrane protein by PDBTM |
Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage
| Chains | External Link | Comment |
|---|---|---|
| MemProtMD | Annotated as membrane protein by MemProtMD |
