4WNU

Human Cytochrome P450 2D6 Quinidine Complex

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D	Cytochrome P450 2D6	polymer	479	53730.6	4	UniProt (P10635) Pfam (PF00067) In PDB	Homo sapiens (Human)	CYPIID6,Cytochrome P450-DB1,Debrisoquine 4-hydroxylase
2	A, B, C, D	PROTOPORPHYRIN IX CONTAINING FE	non-polymer		616.5	4	Chemie (HEM)
3	A, B, C, D	Quinidine	non-polymer		324.4	4	Chemie (QDN)
4	D, A, B, C	DIMETHYL SULFOXIDE	non-polymer		78.1	4	Chemie (DMS)
5	D, A, B, C	ZINC ION	non-polymer		65.4	5	Chemie (ZN)
6	D, A, B, C	GLYCEROL	non-polymer		92.1	10	Chemie (GOL)
7		water	water		18.0	669	Chemie (HOH)

Sequence modifications

A, B, C, D: 34 - 497 (UniProt: P10635)

PDB	External Database	Details
Met 23	-	initiating methionine
Ala 24	-	expression tag
Lys 25	-	expression tag
Lys 26	-	expression tag
Thr 27	-	expression tag
Ser 28	-	expression tag
Ser 29	-	expression tag
Lys 30	-	expression tag
Gly 31	-	expression tag
Lys 32	-	expression tag
Leu 33	-	expression tag
His 498	-	expression tag
His 499	-	expression tag
His 500	-	expression tag
His 501	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	214922.3
Non-Polymers*	Number of molecules	27
	Total formula weight	5324.1
All*	Total formula weight	220246.4

*Water molecules are not included.