8F6C

E. coli cytochrome bo3 ubiquinol oxidase dimer

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, E	Cytochrome bo(3) ubiquinol oxidase subunit 1	polymer	658	73896.9	2	UniProt (P0ABI8) Pfam (PF00115) In PDB	Escherichia coli	Cytochrome b562-o complex subunit I,Cytochrome 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
2	B, F	Cytochrome bo(3) ubiquinol oxidase subunit 2	polymer	260	28839.3	2	UniProt (P0ABJ1) Pfam (PF00116) Pfam (PF06481) In PDB	Escherichia coli	Cytochrome b562-o complex subunit II,Cytochrome 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
3	C, G	Cytochrome bo(3) ubiquinol oxidase subunit 3	polymer	184	20464.3	2	UniProt (P0ABJ3) Pfam (PF00510) In PDB	Escherichia coli	Cytochrome 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
4	D, H	Cytochrome bo(3) ubiquinol oxidase subunit 4	polymer	96	10742.1	2	UniProt (P0ABJ6) Pfam (PF03626) In PDB	Escherichia coli	Cytochrome 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
5	A, E	PROTOPORPHYRIN IX CONTAINING FE	non-polymer		616.5	2	Chemie (HEM)
6	A, E	HEME O	non-polymer		838.9	2	Chemie (HEO)
7	A, E	COPPER (II) ION	non-polymer		63.5	2	Chemie (CU)
8	A, C, E, G	1,2-Distearoyl-sn-glycerophosphoethanolamine	non-polymer		748.1	6	Chemie (3PE)

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	267885.0
Non-Polymers*	Number of molecules	12
	Total formula weight	7526.2
All*	Total formula weight	275411.2

*Water molecules are not included.