2IBZ
Yeast Cytochrome BC1 Complex with Stigmatellin
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Ubiquinol-cytochrome-c reductase complex core protein 1 | polymer | 431 | 47445.2 | 1 | UniProt (P07256) Pfam (PF00675) Pfam (PF05193) | Saccharomyces cerevisiae (baker's yeast) | Complex III subunit 1, Cytochrome b-c1 complex subunit 1 |
| 2 | B (B) | Ubiquinol-cytochrome-c reductase complex core protein 2 | polymer | 352 | 38751.9 | 1 | UniProt (P07257) Pfam (PF00675) | Saccharomyces cerevisiae (baker's yeast) | Complex III subunit 2, Cytochrome b-c1 complex subunit 2, Ubiquinol:cytochrome-c oxidoreductase subunit II |
| 3 | C (C) | Cytochrome b | polymer | 385 | 43674.5 | 1 | UniProt (P00163) Pfam (PF00033) Pfam (PF00032) | Saccharomyces cerevisiae (baker's yeast) | Ubiquinol-cytochrome-c reductase complex cytochrome b subunit, Complex III subunit CYTB, Cytochrome b-c1 complex subunit CYTB |
| 4 | D (D) | Cytochrome c1, heme protein, mitochondrial precursor | polymer | 248 | 27807.4 | 1 | UniProt (P07143) Pfam (PF02167) | Saccharomyces cerevisiae (baker's yeast) | Ubiquinol- cytochrome-c reductase complex cytochrome c1 subunit, Complex III subunit CYT1, Cytochrome b-c1 complex subunit CYT1 |
| 5 | E (E) | Ubiquinol-cytochrome c reductase iron-sulfur subunit, mitochondrial precursor | polymer | 185 | 20123.0 | 1 | UniProt (P08067) Pfam (PF02921) Pfam (PF00355) | Saccharomyces cerevisiae (baker's yeast) | Complex III subunit RIP1, Cytochrome b-c1 complex subunit RIP1, Rieske iron-sulfur protein, RISP |
| 6 | F (H) | Ubiquinol-cytochrome c reductase complex 17 kDa protein | polymer | 74 | 8854.8 | 1 | UniProt (P00127) Pfam (PF02320) | Saccharomyces cerevisiae (baker's yeast) | Mitochondrial hinge protein, Complex III subunit 6, Cytochrome b-c1 complex subunit 6, Ubiquinol-cytochrome c reductase subunit VI |
| 7 | G (F) | Ubiquinol-cytochrome c reductase complex 14 kDa protein | polymer | 127 | 14583.8 | 1 | UniProt (P00128) Pfam (PF02271) | Saccharomyces cerevisiae (baker's yeast) | Complex III subunit 7, Cytochrome b-c1 complex subunit 7 |
| 8 | H (G) | Ubiquinol-cytochrome c reductase complex ubiquinone-binding protein QP-C | polymer | 94 | 10987.5 | 1 | UniProt (P08525) Pfam (PF02939) | Saccharomyces cerevisiae (baker's yeast) | Ubiquinol-cytochrome c reductase complex 11 kDa protein, Complex III subunit 8, Cytochrome b-c1 complex subunit 8 |
| 9 | I (I) | Ubiquinol-cytochrome c reductase complex 7.3 kDa protein | polymer | 66 | 7485.3 | 1 | UniProt (P22289) Pfam (PF05365) | Saccharomyces cerevisiae (baker's yeast) | Complex III subunit 9, Cytochrome b-c1 complex subunit 9 |
| 10 | J (X) | Variable Heavy chain of antibody fragment | polymer | 127 | 14365.8 | 1 | Pfam (PF07686) UniProt (by SIFTS) (P18531) | Mus musculus (house mouse) | |
| 11 | K (Y) | Variable Light chain of antibody fragment | polymer | 107 | 11926.4 | 1 | Pfam (PF07686) UniProt (by SIFTS) (A0N6Y3) | Mus musculus (house mouse) | |
| 12 | L, M, P (C, D) | HEME C | non-polymer | 618.5 | 3 | Chemie (HEC) | |||
| 13 | N (C) | 5-(3,7,11,15,19,23-HEXAMETHYL-TETRACOSA-2,6,10,14,18,22-HEXAENYL)-2,3-DIMETHOXY-6-METHYL-BENZENE-1,4-DIOL | non-polymer | 592.9 | 1 | Chemie (UQ6) | |||
| 14 | O (C) | STIGMATELLIN A | non-polymer | 514.6 | 1 | Chemie (SMA) | |||
| 15 | Q (E) | FE2/S2 (INORGANIC) CLUSTER | non-polymer | 175.8 | 1 | Chemie (FES) | |||
| 16 | AA, BA, R, S, T... (X, Y, A, B, C...) | water | water | 18.0 | 340 | Chemie (HOH) |
Sequence modifications
A: 27 - 457 (UniProt: P07256)
C: 1 - 385 (UniProt: P00163)
| PDB | External Database | Details |
|---|---|---|
| Asp 153 | Glu 153 | conflict |
| PDB | External Database | Details |
|---|---|---|
| Thr 122 | Ile 122 | conflict |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 11 |
| Total formula weight | 246005.6 | |
| Non-Polymers* | Number of molecules | 6 |
| Total formula weight | 3138.9 | |
| All* | Total formula weight | 249144.5 |
