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9HWK

Structure of the Cytochrome o ubiquinol oxidase embedded in the nanodisc

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(F)
Cytochrome bo(3) ubiquinol oxidase subunit 1polymer66374424.51UniProt (P0ABJ0)
Pfam (PF00115)
Escherichia coliCytochrome o ubiquinol oxidase subunit 1,Cytochrome o subunit 1,Oxidase bo(3) subunit 1,Ubiquinol oxidase chain A,Ubiquinol oxidase polypeptide I,Ubiquinol oxidase subunit 1
2B
(G)
Cytochrome bo(3) ubiquinol oxidase subunit 2polymer31534947.21UniProt (P0ABJ2)
Pfam (PF00116)
Pfam (PF06481)
Escherichia coliCytochrome o ubiquinol oxidase subunit 2,Cytochrome o subunit 2,Oxidase bo(3) subunit 2,Ubiquinol oxidase chain B,Ubiquinol oxidase polypeptide II,Ubiquinol oxidase subunit 2
3C
(H)
Cytochrome bo(3) ubiquinol oxidase subunit 3polymer20422642.61UniProt (P0ABJ4)
Pfam (PF00510)
Escherichia coliCytochrome o ubiquinol oxidase subunit 3,Cytochrome o subunit 3,Oxidase bo(3) subunit 3,Ubiquinol oxidase chain C,Ubiquinol oxidase polypeptide III,Ubiquinol oxidase subunit 3
4D
(I)
Cytochrome bo(3) ubiquinol oxidase subunit 4polymer10912037.41UniProt (P0ABJ7)
Pfam (PF03626)
Escherichia coliCytochrome o ubiquinol oxidase subunit 4,Cytochrome o subunit 4,Oxidase bo(3) subunit 4,Ubiquinol oxidase chain D,Ubiquinol oxidase polypeptide IV,Ubiquinol oxidase subunit 4
5E
(F)
HEME Onon-polymer838.91Chemie (HEO)
6F
(F)
PROTOPORPHYRIN IX CONTAINING FEnon-polymer616.51Chemie (HEM)
7G
(F)
COPPER (II) IONnon-polymer63.51Chemie (CU)
8H
(F)
ZINC IONnon-polymer65.41Chemie (ZN)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains4
Total formula weight144051.6
Non-Polymers*Number of molecules4
Total formula weight1584.3
All*Total formula weight145635.9
*Water molecules are not included.

248335

PDB entries from 2026-01-28

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