7TCE

Crystal structure of delta sub IV Rhodobacter Sphaeroides bc1 with the antimalarial drug atovaquone.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, E, K, O	Cytochrome b	polymer	445	50087.4	4	UniProt (Q02761) Pfam (PF00033) Pfam (PF00032) In PDB	Cereibacter sphaeroides (Rhodobacter sphaeroides)
2	B, F, L, P	Cytochrome c1	polymer	269	29374.0	4	UniProt (A3PFR5) Pfam (PF02167) UniProt (by SIFTS) (Q02760) In PDB	Cereibacter sphaeroides (Rhodobacter sphaeroides)
3	C, G, M, Q	Ubiquinol-cytochrome c reductase iron-sulfur subunit	polymer	187	19928.4	4	UniProt (Q02762) Pfam (PF10399) Pfam (PF00355) In PDB	Cereibacter sphaeroides (Rhodobacter sphaeroides)	Rieske iron-sulfur protein,RISP
4	K, A, O, E	PROTOPORPHYRIN IX CONTAINING FE	non-polymer		616.5	8	Chemie (HEM)
5	K, A, O, E	2-[trans-4-(4-chlorophenyl)cyclohexyl]-3-hydroxynaphthalene-1,4-dione	non-polymer		366.8	4	Chemie (AOQ)
6	K, A, O, E	1,2-DIHEXANOYL-SN-GLYCERO-3-PHOSPHOETHANOLAMINE	non-polymer		410.4	4	Chemie (6PE)
7	E, F, L, A, P...	STRONTIUM ION	non-polymer		87.6	6	Chemie (SR)
8	K, O, A, E	octyl beta-D-glucopyranoside	non-polymer		292.4	4	Chemie (BOG)
9	F, L, P, B	HEME C	non-polymer		618.5	4	Chemie (HEC)
10	G, M, Q, C	FE2/S2 (INORGANIC) CLUSTER	non-polymer		175.8	4	Chemie (FES)

Sequence modifications

B, F, L, P: 1 - 263 (UniProt: A3PFR5)

PDB	External Database	Details
His 264	-	expression tag
His 265	-	expression tag
His 266	-	expression tag
His 267	-	expression tag
His 268	-	expression tag
His 269	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	12
	Total formula weight	397559.0
Non-Polymers*	Number of molecules	34
	Total formula weight	12913.4
All*	Total formula weight	410472.4

*Water molecules are not included.