3CAS

Crystal structure of 5beta-reductase (AKR1D1) in complex with NADP+ and 4-androstenedione

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	3-oxo-5-beta-steroid 4-dehydrogenase	polymer	326	37427.9	2	UniProt (P51857) Pfam (PF00248)	Homo sapiens (Human)	Delta(4)-3-ketosteroid 5-beta-reductase, Aldo-keto reductase family 1 member D1
2	C, I (A, B)	NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE	non-polymer		743.4	2	Chemie (NAP)
3	D (A)	BETA-MERCAPTOETHANOL	non-polymer		78.1	1	Chemie (BME)
4	E, F, G, J, K... (A, B)	1,2-ETHANEDIOL	non-polymer		62.1	6	Chemie (EDO)
5	H, M (A, B)	4-ANDROSTENE-3-17-DIONE	non-polymer		286.4	2	Chemie (ASD)
6	N, O (A, B)	water	water		18.0	461	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	74855.8
Non-Polymers*	Number of molecules	11
	Total formula weight	2510.2
All*	Total formula weight	77366.0

*Water molecules are not included.