7TZ6

Structure of mitochondrial bc1 in complex with ck-2-68

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, N	Cytochrome b-c1 complex subunit 1, mitochondrial	polymer	446	49266.3	2	UniProt (P31800) Pfam (PF00675) Pfam (PF05193) In PDB	Bos taurus (cattle)	Complex III subunit 1,Core protein I,Ubiquinol-cytochrome-c reductase complex core protein 1
2	B, O	Cytochrome b-c1 complex subunit 2, mitochondrial	polymer	439	46575.5	2	UniProt (P23004) Pfam (PF00675) Pfam (PF05193) In PDB	Bos taurus (cattle)	Complex III subunit 2,Core protein II,Ubiquinol-cytochrome-c reductase complex core protein 2
3	C, P	Cytochrome b	polymer	379	42620.3	2	UniProt (P00157) Pfam (PF00033) Pfam (PF00032) In PDB	Bos taurus (cattle)	Complex III subunit 3,Complex III subunit III,Cytochrome b-c1 complex subunit 3,Ubiquinol-cytochrome-c reductase complex cytochrome b subunit
4	D, Q	Cytochrome c1, heme protein, mitochondrial	polymer	241	27323.3	2	UniProt (P00125) Pfam (PF02167) In PDB	Bos taurus (cattle)	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
5	E, R	Cytochrome b-c1 complex subunit Rieske, mitochondrial	polymer	196	21640.6	2	UniProt (P13272) Pfam (PF02921) Pfam (PF00355) In PDB	Bos taurus (cattle)	Complex III subunit 5,Cytochrome b-c1 complex subunit 5,Rieske iron-sulfur protein,RISP,Ubiquinol-cytochrome c reductase iron-sulfur subunit
6	F, S	Cytochrome b-c1 complex subunit 7	polymer	110	13370.2	2	UniProt (P00129) Pfam (PF02271) In PDB	Bos taurus (cattle)	Complex III subunit 7,Complex III subunit VII,QP-C,Ubiquinol-cytochrome c reductase complex 14 kDa protein
7	G, T	Cytochrome b-c1 complex subunit 8	polymer	80	9448.8	2	UniProt (P13271) Pfam (PF02939) In PDB	Bos taurus (cattle)	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
8	H, U	Cytochrome b-c1 complex subunit 6, mitochondrial	polymer	78	9189.1	2	UniProt (P00126) Pfam (PF02320) In PDB	Bos taurus (cattle)	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
9	I, V	Cytochrome b-c1 complex subunit Rieske, mitochondrial	polymer	78	7964.3	2	UniProt (P13272) Pfam (PF09165) In PDB	Bos taurus (cattle)	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
10	J, W	Cytochrome b-c1 complex subunit 9	polymer	63	7338.4	2	UniProt (P00130) Pfam (PF05365) In PDB	Bos taurus (cattle)	Complex III subunit 9,Complex III subunit X,Cytochrome c1 non-heme 7 kDa protein,Ubiquinol-cytochrome c reductase complex 7.2 kDa protein
11	K, X	Cytochrome b-c1 complex subunit 10	polymer	56	6527.6	2	UniProt (P07552) Pfam (PF08997) In PDB	Bos taurus (cattle)	Complex III subunit 10,Complex III subunit XI,Ubiquinol-cytochrome c reductase complex 6.4 kDa protein
12	P, C	PROTOPORPHYRIN IX CONTAINING FE	non-polymer		616.5	4	Chemie (HEM)
13	P, C	7-chloranyl-3-methyl-2-[4-[[4-(trifluoromethyloxy)phenyl]methyl]phenyl]-1~{H}-quinolin-4-one	non-polymer		443.8	2	Chemie (JHB)
14	Q, D	HEME C	non-polymer		618.5	2	Chemie (HEC)
15	E, R	FE2/S2 (INORGANIC) CLUSTER	non-polymer		175.8	2	Chemie (FES)

Contents of the asymmetric unit

Polymers	Number of chains	22
	Total formula weight	482528.7
Non-Polymers*	Number of molecules	10
	Total formula weight	4942.3
All*	Total formula weight	487471.0

*Water molecules are not included.