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9ETZ

III2IV respiratory supercomplex from Saccharomyces cerevisiae

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, K
(A, L)
Cytochrome b-c1 complex subunit 1, mitochondrialpolymer43147459.32UniProt (P07256)
Pfam (PF00675)
Pfam (PF05193)
Saccharomyces cerevisiae (brewer's yeast)Complex III subunit 1,Core protein I,Ubiquinol-cytochrome c oxidoreductase core protein 1,Ubiquinol-cytochrome c reductase 44 kDa protein
2B, L
(B, M)
Cytochrome b-c1 complex subunit 2, mitochondrialpolymer35238751.92UniProt (P07257)
Pfam (PF00675)
Saccharomyces cerevisiae (brewer's yeast)Complex III subunit 2,Core protein II,Ubiquinol-cytochrome c oxidoreductase core protein 2
3C, M
(C, N)
Cytochrome bpolymer38543686.62UniProt (P00163)
Pfam (PF00033)
Pfam (PF00032)
Saccharomyces cerevisiae (brewer's yeast)Complex III subunit 3,Complex III subunit CYTB,Complex III subunit III,Cytochrome b-c1 complex subunit 3,Cytochrome b-c1 complex subunit CYTB,Ubiquinol-cytochrome c oxidoreductase complex cytochrome b subunit
4D, N
(D, O)
Cytochrome c1, heme protein, mitochondrialpolymer24727678.22UniProt (P07143)
Pfam (PF02167)
Saccharomyces cerevisiae (brewer's yeast)Complex III subunit 4,Complex III subunit IV,Cytochrome b-c1 complex subunit 4,Ubiquinol-cytochrome c oxidoreductase cytochrome c1 subunit,Cytochrome c-1
5E, O
(E, P)
Cytochrome b-c1 complex subunit Rieske, mitochondrialpolymer18520123.02UniProt (P08067)
Pfam (PF02921)
Pfam (PF00355)
Saccharomyces cerevisiae (brewer's yeast)Complex III subunit 5,Rieske iron-sulfur protein,RISP,Ubiquinol-cytochrome c oxidoreductase iron-sulfur subunit
6F, P
(F, Q)
Cytochrome b-c1 complex subunit 6, mitochondrialpolymer758983.92UniProt (P00127)
Pfam (PF02320)
Saccharomyces cerevisiae (brewer's yeast)Complex III subunit 6,Complex III subunit VI,Cytochrome c1 non-heme 17 kDa protein,Mitochondrial hinge protein,Ubiquinol-cytochrome c oxidoreductase subunit 6,Ubiquinol-cytochrome c reductase 17 kDa protein
7G, Q
(G, R)
Cytochrome b-c1 complex subunit 7, mitochondrialpolymer12614452.62UniProt (P00128)
Pfam (PF02271)
Saccharomyces cerevisiae (brewer's yeast)Complex III subunit 7,Complex III subunit VII,Ubiquinol-cytochrome c oxidoreductase subunit 7,Ubiquinol-cytochrome c reductase 14 kDa protein
8H, R
(H, S)
Cytochrome b-c1 complex subunit 8, mitochondrialpolymer9310856.32UniProt (P08525)
Pfam (PF02939)
Saccharomyces cerevisiae (brewer's yeast)Complex III subunit 8,Complex III subunit VII,Ubiquinol-cytochrome c oxidoreductase subunit 8,Ubiquinol-cytochrome c reductase complex 11 kDa protein,Ubiquinone-binding protein QP-C
9I, S
(I, T)
Cytochrome b-c1 complex subunit 9, mitochondrialpolymer576535.52UniProt (P22289)
Pfam (PF05365)
Saccharomyces cerevisiae (brewer's yeast)Complex III subunit 9,Complex III subunit X,Cytochrome c1 non-heme 7.3 kDa protein,Ubiquinol-cytochrome c oxidoreductase subunit 9,Ubiquinol-cytochrome c reductase 7.3 kDa protein
10J, T
(J, U)
Cytochrome b-c1 complex subunit 10, mitochondrialpolymer768471.72UniProt (P37299)
Pfam (PF09796)
Saccharomyces cerevisiae (brewer's yeast)Complex III subunit 10,Complex III subunit XI,Ubiquinol-cytochrome c oxidoreductase subunit 10,Ubiquinol-cytochrome c reductase 8.5 kDa protein
11U
(a)
Cytochrome c oxidase subunit 1polymer53458832.61UniProt (P00401)
Pfam (PF00115)
Saccharomyces cerevisiae (brewer's yeast)Cytochrome c oxidase polypeptide I
12V
(b)
Cytochrome c oxidase subunit 2polymer23626779.81UniProt (P00410)
Pfam (PF02790)
Pfam (PF00116)
Saccharomyces cerevisiae (brewer's yeast)Cytochrome c oxidase polypeptide II
13W
(c)
Cytochrome c oxidase subunit 3polymer26930383.61UniProt (P00420)
Pfam (PF00510)
Saccharomyces cerevisiae (brewer's yeast)Cytochrome c oxidase polypeptide III
14X
(d)
Cytochrome c oxidase subunit 4, mitochondrialpolymer12012947.71UniProt (P04037)
Pfam (PF01215)
Saccharomyces cerevisiae (brewer's yeast)Cytochrome c oxidase polypeptide IV
15Y
(f)
Cytochrome c oxidase subunit 6, mitochondrialpolymer10212056.51UniProt (P00427)
Pfam (PF02284)
Saccharomyces cerevisiae (brewer's yeast)Cytochrome c oxidase polypeptide VI
16Z
(g)
Cytochrome c oxidase subunit 7, mitochondrialpolymer596811.21UniProt (P10174)
Pfam (PF02238)
Saccharomyces cerevisiae (brewer's yeast)Cytochrome c oxidase polypeptide VII
17AA
(h)
Cytochrome c oxidase subunit 8, mitochondrialpolymer515737.71UniProt (P04039)
Pfam (PF02935)
Saccharomyces cerevisiae (brewer's yeast)Cytochrome c oxidase polypeptide VIII
18BA
(i)
Cytochrome c oxidase subunit 9, mitochondrialpolymer556471.71UniProt (P07255)Saccharomyces cerevisiae (brewer's yeast)Cytochrome c oxidase polypeptide VIIA
19CA
(j)
Cytochrome c oxidase subunit 12, mitochondrialpolymer758909.01UniProt (Q01519)
Pfam (PF02297)
Saccharomyces cerevisiae (brewer's yeast)Cytochrome c oxidase polypeptide VIb
20DA
(k)
Cytochrome c oxidase subunit 13, mitochondrialpolymer11313116.01UniProt (P32799)
Pfam (PF02046)
Saccharomyces cerevisiae (brewer's yeast)Cytochrome c oxidase polypeptide VIa
21EA
(l)
Cytochrome c oxidase subunit 26, mitochondrialpolymer455088.91UniProt (Q2V2P9)Saccharomyces cerevisiae (brewer's yeast)
22FA
(e)
Cytochrome c oxidase subunit 5A, mitochondrialpolymer13314891.81UniProt (P00424)
Pfam (PF02936)
Saccharomyces cerevisiae (brewer's yeast)Cytochrome c oxidase polypeptide Va
23BB, CB, FB, GA, HA...
(L, N, A, c, P...)
CARDIOLIPINnon-polymer1464.011Chemie (CDL)
24DB, EB, IA, JA
(N, C)
PROTOPORPHYRIN IX CONTAINING FEnon-polymer616.54Chemie (HEM)
25AB, AC, BC, CC, EC...
(J, a, b, N, c...)
DI-PALMITOYL-3-SN-PHOSPHATIDYLETHANOLAMINEnon-polymer692.026Chemie (PEF)
26IB, MA, NC, SB, XA...
(N, C, e, T, H...)
1,2-DIACYL-SN-GLYCERO-3-PHOSHOCHOLINEnon-polymer734.06Chemie (PCF)
27JB, NA
(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-DIOLnon-polymer592.92Chemie (UQ6)
28LB, PA
(O, D)
HEME Cnon-polymer618.52Chemie (HEC)
29NB, QA
(P, E)
FE2/S2 (INORGANIC) CLUSTERnon-polymer175.82Chemie (FES)
30VB
(a)
COPPER (II) IONnon-polymer63.51Chemie (CU)
31WB, XB
(a)
HEME-Anon-polymer852.82Chemie (HEA)
32YB
(a)
CALCIUM IONnon-polymer40.11Chemie (CA)
33ZB
(a)
MAGNESIUM IONnon-polymer24.31Chemie (MG)
34DC
(b)
DINUCLEAR COPPER IONnon-polymer127.11Chemie (CUA)
35JC
(d)
ZINC IONnon-polymer65.41Chemie (ZN)
36OC
(a)
waterwater18.011Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains32
Total formula weight656024.3
Non-Polymers*Number of molecules60
Total formula weight45766.1
All*Total formula weight701790.4
*Water molecules are not included.

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PDB entries from 2026-03-25

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