3CXH
Structure of yeast complex III with isoform-2 cytochrome c bound and definition of a minimal core interface for electron transfer.
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, L | Cytochrome b-c1 complex subunit 1, mitochondrial | polymer | 431 | 47445.2 | 2 | UniProt (P07256) Pfam (PF00675) Pfam (PF05193) In PDB | Saccharomyces cerevisiae (yeast) | Ubiquinol- cytochrome-c reductase complex core protein 1, Core protein I, Complex III subunit 1 |
2 | B, M | Cytochrome b-c1 complex subunit 2, mitochondrial | polymer | 352 | 38751.9 | 2 | UniProt (P07257) Pfam (PF00675) In PDB | Saccharomyces cerevisiae (yeast) | Ubiquinol- cytochrome-c reductase complex core protein 2, Core protein II, Complex III subunit 2 |
3 | C, N | Cytochrome b | polymer | 385 | 43686.6 | 2 | UniProt (P00163) Pfam (PF00033) Pfam (PF00032) In PDB | Saccharomyces cerevisiae (yeast) | Ubiquinol-cytochrome-c reductase complex cytochrome b subunit, Cytochrome b-c1 complex subunit 3, Complex III subunit 3, Complex III subunit III, Complex III subunit CYTB, Cytochrome b-c1 complex subunit CYTB |
4 | D, O | Cytochrome c1, heme protein, mitochondrial | polymer | 248 | 27807.4 | 2 | UniProt (P07143) Pfam (PF02167) In PDB | Saccharomyces cerevisiae (yeast) | Cytochrome c-1, Cytochrome b-c1 complex subunit 4, Ubiquinol-cytochrome-c reductase complex cytochrome c1 subunit, Complex III subunit 4, Complex III subunit IV |
5 | E, P | Cytochrome b-c1 complex subunit Rieske, mitochondrial | polymer | 185 | 20123.0 | 2 | UniProt (P08067) Pfam (PF02921) Pfam (PF00355) In PDB | Saccharomyces cerevisiae (yeast) | Ubiquinol-cytochrome c reductase iron-sulfur subunit, Rieske iron-sulfur protein, RISP, Complex III subunit 5 |
6 | F, Q | Cytochrome b-c1 complex subunit 6 | polymer | 146 | 17144.9 | 2 | UniProt (P00127) Pfam (PF02320) In PDB | Saccharomyces cerevisiae (yeast) | Ubiquinol-cytochrome c reductase complex 17 kDa protein, Cytochrome c1 non-heme 17 kDa protein, Mitochondrial hinge protein, Complex III subunit 6, Complex III subunit VI |
7 | G, R | Cytochrome b-c1 complex subunit 7 | polymer | 126 | 14452.6 | 2 | UniProt (P00128) Pfam (PF02271) In PDB | Saccharomyces cerevisiae (yeast) | Ubiquinol-cytochrome c reductase c reductase complex 14 kDa protein, Complex III subunit 7, Complex III subunit VII |
8 | H, S | Cytochrome b-c1 complex subunit 8 | polymer | 93 | 10856.3 | 2 | UniProt (P08525) Pfam (PF02939) In PDB | Saccharomyces cerevisiae (yeast) | Ubiquinol-cytochrome c reductase complex ubiquinone-binding protein QP-C, Ubiquinol-cytochrome c reductase complex 11 kDa protein, Complex III subunit VII, Complex III subunit 8 |
9 | I, T | Cytochrome b-c1 complex subunit 9 | polymer | 65 | 7354.1 | 2 | UniProt (P22289) Pfam (PF05365) In PDB | Saccharomyces cerevisiae (yeast) | Ubiquinol-cytochrome c reductase complex 7.3 kDa protein, Cytochrome c1 non-heme 7.3 kDa protein, Complex III subunit X, Complex III subunit 9 |
10 | J, U | HEAVY CHAIN (VH) OF FV-FRAGMENT | polymer | 127 | 14365.8 | 2 | Mus musculus (house mouse) | ||
11 | K, V | LIGHT CHAIN (VL) OF FV-FRAGMENT | polymer | 107 | 11926.4 | 2 | Mus musculus (house mouse) | ||
12 | W | Cytochrome c iso-2 | polymer | 112 | 12466.2 | 1 | UniProt (P00045) Pfam (PF00034) In PDB | Saccharomyces cerevisiae (yeast) | |
13 | X | beta-D-fructofuranose-(2-1)-alpha-D-glucopyranose | branched | 342.3 | 1 | In PDB BIRD (PRD_900003) | sucrose | ||
14 | L, A | UNDECYL-MALTOSIDE | non-polymer | 496.6 | 2 | Chemie (UMQ) | |||
15 | C, D, N, O, W | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 7 | Chemie (HEM) | |||
16 | C, N | STIGMATELLIN A | non-polymer | 514.6 | 2 | Chemie (SMA) | |||
17 | C, N | (2R)-3-{[(S)-(2-aminoethoxy)(hydroxy)phosphoryl]oxy}-2-(tetradecanoyloxy)propyl octadecanoate | non-polymer | 692.0 | 2 | Chemie (8PE) | |||
18 | C, N | (2R,5R,11S,14R)-2-(butanoyloxy)-5,8,11-trihydroxy-5,11-dioxido-16-oxo-14-[(propanoyloxy)methyl]-4,6,10,12,15-pentaoxa-5,11-diphosphanonadec-1-yl undecanoate | non-polymer | 764.7 | 2 | Chemie (CN6) | |||
19 | C, N | (1R)-2-{[(S)-(2-aminoethoxy)(hydroxy)phosphoryl]oxy}-1-[(heptanoyloxy)methyl]ethyl octadecanoate | non-polymer | 593.8 | 2 | Chemie (9PE) | |||
20 | D, O | (1R)-2-(dodecanoyloxy)-1-[(phosphonooxy)methyl]ethyl tetradecanoate | non-polymer | 564.7 | 2 | Chemie (7PH) | |||
21 | E, P | FE2/S2 (INORGANIC) CLUSTER | non-polymer | 175.8 | 2 | Chemie (FES) | |||
22 | E, L | (1R)-2-(phosphonooxy)-1-[(tridecanoyloxy)methyl]ethyl pentadecanoate | non-polymer | 592.8 | 2 | Chemie (6PH) | |||
23 | water | water | 18.0 | 548 | Chemie (HOH) |
Sequence modifications
A, L: 27 - 457 (UniProt: P07256)
PDB | External Database | Details |
---|---|---|
Asp 153 | Glu 153 | conflict |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 23 |
Total formula weight | 520294.6 | |
Branched | Number of molecules | 1 |
Total formula weight | 342.3 | |
Non-Polymers* | Number of molecules | 23 |
Total formula weight | 13105.5 | |
All* | Total formula weight | 533742.3 |