9W2X
Cryo-EM structure of complex III on the bovine heart submitochondrial particles, III-1
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, L (A, L) | Cytochrome b-c1 complex subunit 1, mitochondrial | polymer | 446 | 49266.3 | 2 | UniProt (P31800) | Bos taurus (domestic cattle) | Complex III subunit 1,Core protein I,Ubiquinol-cytochrome-c reductase complex core protein 1 |
| 2 | B, M (B, M) | Cytochrome b-c1 complex subunit 2, mitochondrial | polymer | 425 | 45151.8 | 2 | UniProt (P23004) | Bos taurus (domestic cattle) | Complex III subunit 2,Core protein II,Ubiquinol-cytochrome-c reductase complex core protein 2 |
| 3 | C, N (C, N) | Cytochrome b | polymer | 378 | 42489.1 | 2 | UniProt (P00157) | Bos taurus (domestic cattle) | Complex III subunit 3,Complex III subunit III,Cytochrome b-c1 complex subunit 3,Ubiquinol-cytochrome-c reductase complex cytochrome b subunit |
| 4 | D, O (D, O) | Cytochrome c1, heme protein, mitochondrial | polymer | 241 | 27323.3 | 2 | UniProt (P00125) | Bos taurus (domestic cattle) | Complex III subunit 4,Complex III subunit IV,Cytochrome b-c1 complex subunit 4,Ubiquinol-cytochrome-c reductase complex cytochrome c1 subunit,Cytochrome c-1 |
| 5 | E, P (E, P) | Cytochrome b-c1 complex subunit Rieske, mitochondrial | polymer | 196 | 21640.6 | 2 | UniProt (P13272) | Bos taurus (domestic cattle) | Complex III subunit 5,Cytochrome b-c1 complex subunit 5,Rieske iron-sulfur protein,RISP,Rieske protein UQCRFS1,Ubiquinol-cytochrome c reductase iron-sulfur subunit |
| 6 | F, Q (F, Q) | Cytochrome b-c1 complex subunit 7 | polymer | 105 | 12917.7 | 2 | UniProt (P00129) | Bos taurus (domestic cattle) | Complex III subunit 7,Complex III subunit VII,QP-C,Ubiquinol-cytochrome c reductase complex 14 kDa protein |
| 7 | G, R (G, R) | Cytochrome b-c1 complex subunit 8 | polymer | 75 | 8856.3 | 2 | UniProt (P13271) | Bos taurus (domestic cattle) | Complex III subunit 8,Complex III subunit VIII,Ubiquinol-cytochrome c reductase complex 9.5 kDa protein,Ubiquinol-cytochrome c reductase complex ubiquinone-binding protein QP-C |
| 8 | H, S (H, S) | Cytochrome b-c1 complex subunit 6, mitochondrial | polymer | 67 | 7886.9 | 2 | UniProt (P00126) | Bos taurus (domestic cattle) | Complex III subunit 6,Complex III subunit VIII,Cytochrome c1 non-heme 11 kDa protein,Mitochondrial hinge protein,Ubiquinol-cytochrome c reductase complex 11 kDa protein |
| 9 | I, T (I, T) | Cytochrome b-c1 complex subunit 9 | polymer | 57 | 5824.8 | 2 | UniProt (P13272) | Bos taurus (domestic cattle) | Su9,Subunit 9,8 kDa subunit 9,Complex III subunit IX,Cytochrome b-c1 complex subunit 11,UQCRFS1 mitochondrial targeting sequence,UQCRFS1 MTS,Ubiquinol-cytochrome c reductase 8 kDa protein |
| 10 | J, U (J, U) | Cytochrome b-c1 complex subunit 9 | polymer | 61 | 7080.1 | 2 | UniProt (P00130) | Bos taurus (domestic cattle) | Complex III subunit 9,Complex III subunit X,Cytochrome c1 non-heme 7 kDa protein,Ubiquinol-cytochrome c reductase complex 7.2 kDa protein |
| 11 | K, V (K, V) | Cytochrome b-c1 complex subunit 10 | polymer | 52 | 5979.0 | 2 | UniProt (P07552) | Bos taurus (domestic cattle) | Complex III subunit 10,Complex III subunit XI,Ubiquinol-cytochrome c reductase complex 6.4 kDa protein |
| 12 | AA, BA, W, X (N, C) | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 4 | Chemie (HEM) | |||
| 13 | CA, Y (O, D) | HEME C | non-polymer | 618.5 | 2 | Chemie (HEC) | |||
| 14 | DA, Z (P, E) | FE2/S2 (INORGANIC) CLUSTER | non-polymer | 175.8 | 2 | Chemie (FES) |
Sequence modifications
F, Q: 6 - 110 (UniProt: P00129)
K, V: 2 - 53 (UniProt: P07552)
| PDB | External Database | Details |
|---|---|---|
| Asp 56 | Asn 57 | conflict |
| PDB | External Database | Details |
|---|---|---|
| Gln 22 | Ser 22 | conflict |
| Ser 38 | Trp 38 | conflict |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 22 |
| Total formula weight | 468831.5 | |
| Non-Polymers* | Number of molecules | 8 |
| Total formula weight | 4054.6 | |
| All* | Total formula weight | 472886.1 |
