3CMF

Crystal structure of human liver 5beta-reductase (AKR1D1) in complex with NADP and CORTISONE. Resolution 1.90 A.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	3-oxo-5-beta-steroid 4-dehydrogenase	polymer	346	39599.3	2	UniProt (P51857) Pfam (PF00248) In PDB	Homo sapiens (human)	Delta(4)-3-ketosteroid 5-beta-reductase, Aldo-keto reductase family 1 member D1
2	A, B	NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE	non-polymer		743.4	2	Chemie (NAP)
3	A, B	17,21-DIHYDROXYPREGNA-1,4-DIENE-3,11,20-TRIONE	non-polymer		358.4	2	Chemie (PDN)
4		water	water		18.0	616	Chemie (HOH)

Sequence modifications

A, B: 1 - 326 (UniProt: P51857)

PDB	External Database	Details
Met -19	-	expression tag
Gly -18	-	expression tag
Ser -17	-	expression tag
Ser -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
Ser -9	-	expression tag
Ser -8	-	expression tag
Gly -7	-	expression tag
Leu -6	-	expression tag
Val -5	-	expression tag
Pro -4	-	expression tag
Arg -3	-	expression tag
Gly -2	-	expression tag
Ser -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	79198.5
Non-Polymers*	Number of molecules	4
	Total formula weight	2203.7
All*	Total formula weight	81402.2

*Water molecules are not included.