1NTM
Crystal Structure of Mitochondrial Cytochrome bc1 Complex at 2.4 Angstrom
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A | Ubiquinol-cytochrome C reductase complex core protein I, mitochondrial | polymer | 446 | 49266.3 | 1 | UniProt (P31800) Pfam (PF00675) Pfam (PF05193) In PDB | Bos taurus (cattle) | |
2 | B | Ubiquinol-cytochrome C reductase complex core protein 2, mitochondrial | polymer | 439 | 46575.5 | 1 | UniProt (P23004) Pfam (PF00675) Pfam (PF05193) In PDB | Bos taurus (cattle) | Complex III subunit II |
3 | C | Cytochrome b | polymer | 379 | 42620.3 | 1 | UniProt (P00157) Pfam (PF00033) Pfam (PF00032) In PDB | Bos taurus (cattle) | |
4 | D | cytochrome c1 | polymer | 241 | 27323.3 | 1 | UniProt (P00125) Pfam (PF02167) In PDB | Bos taurus (cattle) | |
5 | E | UBIQUINOL-CYTOCHROME C REDUCTASE IRON-SULFUR SUBUNIT, mitochondrial | polymer | 196 | 21640.6 | 1 | UniProt (P13272) Pfam (PF02921) Pfam (PF00355) In PDB | Bos taurus (cattle) | Rieske iron-sulfur protein, RISP |
6 | F | Ubiquinol-cytochrome C reductase complex 14 kDa protein | polymer | 110 | 13371.2 | 1 | UniProt (P00129) Pfam (PF02271) In PDB | Bos taurus (cattle) | Complex III subunit VI |
7 | G | Ubiquinol-cytochrome C reductase complex ubiquinone-binding protein QP-C | polymer | 81 | 9606.0 | 1 | UniProt (P13271) Pfam (PF02939) In PDB | Bos taurus (cattle) | Ubiquinol-cytochrome C reductase complex 9.5 kDa protein, Complex III subunit VII |
8 | H | Ubiquinol-cytochrome C reductase complex 11 kDa protein | polymer | 78 | 9189.1 | 1 | UniProt (P00126) Pfam (PF02320) In PDB | Bos taurus (cattle) | Mitochondrial hinge protein; Cytochrome C1, nonheme 11 kDa protein; Complex III subunit VIII |
9 | I | Ubiquinol-cytochrome C reductase 8 kDa protein | polymer | 57 | 5824.8 | 1 | UniProt (P13272) Pfam (PF09165) In PDB | Bos taurus (cattle) | Complex III subunit IX |
10 | J | Ubiquinol-cytochrome C reductase complex 7.2 kDa protein | polymer | 62 | 7209.3 | 1 | UniProt (P00130) Pfam (PF05365) In PDB | Bos taurus (cattle) | Cytochrome C1, nonheme 7 kDa protein; Complex III subunit X |
11 | K | Ubiquinol-cytochrome C reductase complex 6.4 kDa protein | polymer | 56 | 6568.7 | 1 | UniProt (P07552) Pfam (PF08997) In PDB | Bos taurus (cattle) | Complex III subunit XI |
12 | C, D | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 3 | Chemie (HEM) | |||
13 | E | FE2/S2 (INORGANIC) CLUSTER | non-polymer | 175.8 | 1 | Chemie (FES) | |||
14 | water | water | 18.0 | 454 | Chemie (HOH) |
Sequence modifications
K: 1 - 56 (UniProt: P07552)
PDB | External Database | Details |
---|---|---|
Gln 22 | Ser 22 | SEE REMARK 999 |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 11 |
Total formula weight | 239195.0 | |
Non-Polymers* | Number of molecules | 4 |
Total formula weight | 2025.3 | |
All* | Total formula weight | 241220.3 |