5XTE
Cryo-EM structure of human respiratory complex III (cytochrome bc1 complex)
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, N) | Cytochrome b-c1 complex subunit 8 | polymer | 81 | 9791.2 | 2 | UniProt (O14949) Pfam (PF02939) | Homo sapiens (Human) | 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 |
| 2 | B, M (B, O) | Cytochrome b-c1 complex subunit Rieske, mitochondrial | polymer | 57 | 5893.8 | 2 | UniProt (P47985) Pfam (PF09165) | Homo sapiens (Human) | Complex III subunit 5,Cytochrome b-c1 complex subunit 5,Rieske iron-sulfur protein,RISP,Ubiquinol-cytochrome c reductase iron-sulfur subunit |
| 3 | C, N (C, P) | Cytochrome b-c1 complex subunit Rieske, mitochondrial | polymer | 196 | 21645.6 | 2 | UniProt (P47985) Pfam (PF02921) Pfam (PF00355) | Homo sapiens (Human) | Complex III subunit 5,Cytochrome b-c1 complex subunit 5,Rieske iron-sulfur protein,RISP,Ubiquinol-cytochrome c reductase iron-sulfur subunit |
| 4 | D, O (D, Q) | Cytochrome b-c1 complex subunit 9 | polymer | 62 | 7189.3 | 2 | UniProt (Q9UDW1) Pfam (PF05365) | Homo sapiens (Human) | Complex III subunit 9,Complex III subunit X,Cytochrome c1 non-heme 7 kDa protein,Ubiquinol-cytochrome c reductase complex 7.2 kDa protein |
| 5 | E, P (E, R) | Cytochrome b-c1 complex subunit 6, mitochondrial | polymer | 75 | 8990.9 | 2 | UniProt (P07919) Pfam (PF02320) | Homo sapiens (Human) | 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 |
| 6 | F, Q (F, S) | Cytochrome b-c1 complex subunit 7 | polymer | 106 | 13037.8 | 2 | UniProt (P14927) Pfam (PF02271) | Homo sapiens (Human) | Complex III subunit 7,Complex III subunit VII,QP-C,Ubiquinol-cytochrome c reductase complex 14 kDa protein |
| 7 | G, R (G, T) | Cytochrome b-c1 complex subunit 10 | polymer | 51 | 5958.9 | 2 | UniProt (O14957) Pfam (PF08997) | Homo sapiens (Human) | Complex III subunit 10,Complex III subunit XI,Ubiquinol-cytochrome c reductase complex 6.4 kDa protein |
| 8 | H, S (H, U) | Cytochrome c1, heme protein, mitochondrial | polymer | 241 | 27388.4 | 2 | UniProt (P08574) Pfam (PF02167) | Homo sapiens (Human) | 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 |
| 9 | I, T (J, V) | Cytochrome b | polymer | 378 | 42543.0 | 2 | UniProt (P00156) Pfam (PF00033) Pfam (PF00032) | Homo sapiens (Human) | Complex III subunit 3,Complex III subunit III,Cytochrome b-c1 complex subunit 3,Ubiquinol-cytochrome-c reductase complex cytochrome b subunit |
| 10 | J, U (K, W) | Cytochrome b-c1 complex subunit 2, mitochondrial | polymer | 419 | 44946.6 | 2 | UniProt (P22695) Pfam (PF00675) Pfam (PF05193) | Homo sapiens (Human) | Complex III subunit 2,Core protein II,Ubiquinol-cytochrome-c reductase complex core protein 2 |
| 11 | K, V (L, Y) | Cytochrome b-c1 complex subunit 1, mitochondrial | polymer | 446 | 49181.4 | 2 | UniProt (P31930) Pfam (PF00675) Pfam (PF05193) | Homo sapiens (Human) | Complex III subunit 1,Core protein I,Ubiquinol-cytochrome-c reductase complex core protein 1 |
| 12 | BA, FA, GA, IA, KA... (H, J, L, N, U...) | CARDIOLIPIN | non-polymer | 1464.0 | 9 | Chemie (CDL) | |||
| 13 | LA, X (P, C) | FE2/S2 (INORGANIC) CLUSTER | non-polymer | 175.8 | 2 | Chemie (FES) | |||
| 14 | EA, JA, OA, TA, VA... (J, L, U, V, Y...) | 1,2-dioleoyl-sn-glycero-3-phosphoethanolamine | non-polymer | 744.0 | 6 | Chemie (PEE) | |||
| 15 | AA, PA (H, U) | HEME C | non-polymer | 618.5 | 2 | Chemie (HEC) | |||
| 16 | CA, DA, RA, SA (J, V) | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 4 | Chemie (HEM) | |||
| 17 | HA, MA, NA (L, Q, T) | (9R,11S)-9-({[(1S)-1-HYDROXYHEXADECYL]OXY}METHYL)-2,2-DIMETHYL-5,7,10-TRIOXA-2LAMBDA~5~-AZA-6LAMBDA~5~-PHOSPHAOCTACOSANE-6,6,11-TRIOL | non-polymer | 767.1 | 3 | Chemie (PLX) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 22 |
| Total formula weight | 473133.8 | |
| Non-Polymers* | Number of molecules | 26 |
| Total formula weight | 23996.6 | |
| All* | Total formula weight | 497130.4 |
