6OIB

Crystal structure of human Sulfide Quinone Oxidoreductase in complex with coenzyme Q

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Sulfide:quinone oxidoreductase, mitochondrial	polymer	418	46973.9	2	UniProt (Q9Y6N5) Pfam (PF07992) In PDB	Homo sapiens (Human)	SQOR,Sulfide dehydrogenase-like,Sulfide quinone oxidoreductase
2	A	GLYCEROL	non-polymer		92.1	1	Chemie (GOL)
3	A, B	FLAVIN-ADENINE DINUCLEOTIDE	non-polymer		785.5	2	Chemie (FAD)
4	A, B	UBIQUINONE-1	non-polymer		250.3	3	Chemie (UQ1)
5	A, B	HYDROSULFURIC ACID	non-polymer		34.1	4	Chemie (H2S)
6		water	water		18.0	190	Chemie (HOH)

Sequence modifications

A, B: 42 - 450 (UniProt: Q9Y6N5)

PDB	External Database	Details
Met 41	-	initiating methionine
Leu 451	-	expression tag
Glu 452	-	expression tag
His 453	-	expression tag
His 454	-	expression tag
His 455	-	expression tag
His 456	-	expression tag
His 457	-	expression tag
His 458	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	93947.7
Non-Polymers*	Number of molecules	10
	Total formula weight	2550.4
All*	Total formula weight	96498.1

*Water molecules are not included.