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5OKD

Crystal structure of bovine Cytochrome bc1 in complex with inhibitor SCR0911.

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Cytochrome b-c1 complex subunit 1, mitochondrialpolymer48052840.51UniProt (P31800)
Pfam (PF00675)
Pfam (PF05193)
Bos taurus (Bovine)Complex III subunit 1,Core protein I,Ubiquinol-cytochrome-c reductase complex core protein 1
2B
(B)
Cytochrome b-c1 complex subunit 2, mitochondrialpolymer45348203.41UniProt (P23004)
Pfam (PF00675)
Pfam (PF05193)
Bos taurus (Bovine)Complex III subunit 2,Core protein II,Ubiquinol-cytochrome-c reductase complex core protein 2
3C
(C)
Cytochrome bpolymer37942620.31UniProt (P00157)
Pfam (PF00033)
Pfam (PF00032)
Bos taurus (Bovine)Complex III subunit 3,Complex III subunit III,Cytochrome b-c1 complex subunit 3,Ubiquinol-cytochrome-c reductase complex cytochrome b subunit
4D
(D)
Cytochrome c1, heme protein, mitochondrialpolymer32535343.81UniProt (P00125)
Pfam (PF02167)
Bos taurus (Bovine)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
5E
(E)
Cytochrome b-c1 complex subunit Rieske, mitochondrialpolymer19621640.61UniProt (P13272)
Pfam (PF02921)
Pfam (PF00355)
Bos taurus (Bovine)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
6F
(F)
Cytochrome b-c1 complex subunit 7polymer11113502.41UniProt (P00129)
Pfam (PF02271)
Bos taurus (Bovine)Complex III subunit 7,Complex III subunit VII,QP-C,Ubiquinol-cytochrome c reductase complex 14 kDa protein
7G
(G)
Cytochrome b-c1 complex subunit 8polymer829737.21UniProt (P13271)
Pfam (PF02939)
Bos taurus (Bovine)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
8H
(H)
Cytochrome b-c1 complex subunit 6, mitochondrialpolymer9110638.71UniProt (P00126)
Pfam (PF02320)
Bos taurus (Bovine)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
9I
(I)
Cytochrome b-c1 complex subunit Rieske, mitochondrialpolymer474898.61UniProt (P13272)
Pfam (PF09165)
Bos taurus (Bovine)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
10J
(J)
Cytochrome b-c1 complex subunit 9polymer647469.61UniProt (P00130)
Pfam (PF05365)
Bos taurus (Bovine)Complex III subunit 9,Complex III subunit X,Cytochrome c1 non-heme 7 kDa protein,Ubiquinol-cytochrome c reductase complex 7.2 kDa protein
11K, R, S
(A, C)
TETRAETHYLENE GLYCOLnon-polymer194.23Chemie (PG4)
12L
(A)
1,2-DIHEXANOYL-SN-GLYCERO-3-PHOSPHOETHANOLAMINEnon-polymer410.41Chemie (6PE)
13CA, M, T, X
(E, C, D)
CARDIOLIPINnon-polymer1464.04Chemie (CDL)
14N, O
(C)
PROTOPORPHYRIN IX CONTAINING FEnon-polymer616.52Chemie (HEM)
15P
(C)
7-methoxy-3-methyl-2-[5-[4-(trifluoromethyloxy)phenyl]pyridin-3-yl]-1~{H}-quinolin-4-onenon-polymer426.41Chemie (9XE)
16Q
(C)
DODECYL-BETA-D-MALTOSIDEnon-polymer510.61Chemie (LMT)
17BA, U
(E, C)
1,2-dioleoyl-sn-glycero-3-phosphoethanolaminenon-polymer744.02Chemie (PEE)
18V
(D)
HEME Cnon-polymer618.51Chemie (HEC)
19AA, DA, EA, FA, GA...
(E, F, G, D)
PHOSPHATE IONnon-polymer95.06Chemie (PO4)
20Y
(E)
FE2/S2 (INORGANIC) CLUSTERnon-polymer175.81Chemie (FES)
21Z
(E)
1,2-DIMYRISTOYL-SN-GLYCERO-3-PHOSPHOCHOLINEnon-polymer678.91Chemie (PX4)
22HA, IA, JA, KA, LA...
(A, B, C, D, E...)
waterwater18.082Chemie (HOH)
Sequence modifications
A: -33 - 446 (UniProt: P31800)
PDBExternal DatabaseDetails
Glu 226Asp 260conflict
Thr 227Ala 261conflict
F: 0 - 110 (UniProt: P00129)
PDBExternal DatabaseDetails
Asp 56Asn 57conflict
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains10
Total formula weight246895.2
Non-Polymers*Number of molecules23
Total formula weight12550.4
All*Total formula weight259445.6
*Water molecules are not included.

238895

PDB entries from 2025-07-16

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