Structure of PDB 3bur Chain B Binding Site BS02

Receptor Information
>3bur Chain B (length=325) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
DLSAASHRIPLSDGNSIPIIGLGTYSEPKSTPKGACATSVKVAIDTGYRH
IDGAYIYQNEHEVGEAIREKIAEGKVRREDIFYCGKLWATNHVPEMVRPT
LERTLRVLQLDYVDLYIIEVPMAFKPGDEIYPRDENGKWLYHKSNLCATW
EAMEACKDAGLVKSLGVSNFNRRQLELILNKPGLKHKPVSNQVECHPYFT
QPKLLKFCQQHDIVITAYSPLGTSRNPIWVNVSSPPLLKDALLNSLGKRY
NKTAAQIVLRFNIQRGVVVIPKSFNLERIKENFQIFDFSLTEEEMKDIEA
LNKNVRFVELLMWRDHPEYPFHDEY
Ligand information
Ligand IDTES
InChIInChI=1S/C19H28O2/c1-18-9-7-13(20)11-12(18)3-4-14-15-5-6-17(21)19(15,2)10-8-16(14)18/h11,14-17,21H,3-10H2,1-2H3/t14-,15-,16-,17-,18-,19-/m0/s1
InChIKeyMUMGGOZAMZWBJJ-DYKIIFRCSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0CC12CCC3C(C1CCC2O)CCC4=CC(=O)CCC34C
OpenEye OEToolkits 1.5.0C[C@]12CC[C@H]3[C@H]([C@@H]1CC[C@@H]2O)CCC4=CC(=O)CC[C@]34C
CACTVS 3.341C[C@]12CC[C@H]3[C@@H](CCC4=CC(=O)CC[C@]34C)[C@@H]1CC[C@@H]2O
CACTVS 3.341C[C]12CC[CH]3[CH](CCC4=CC(=O)CC[C]34C)[CH]1CC[CH]2O
ACDLabs 10.04O=C4C=C3C(C2CCC1(C(CCC1O)C2CC3)C)(C)CC4
FormulaC19 H28 O2
NameTESTOSTERONE
ChEMBLCHEMBL386630
DrugBankDB00624
ZINCZINC000118912393
PDB chain3bur Chain B Residue 340 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB3bur Crystal Structure of Human Liver {Delta}4-3-Ketosteroid 5{beta}-Reductase (AKR1D1) and Implications for Substrate Binding and Catalysis.
Resolution1.62 Å
Binding residue
(original residue number in PDB)		Y26 W89 Y132 S225 W230 V231 V309
Binding residue
(residue number reindexed from 1)		Y25 W88 Y131 S224 W229 V230 V308
Annotation score5
Binding affinityMOAD: Ki=14.45uM
Enzymatic activity
Catalytic site (original residue number in PDB) D53 Y58 K87 E120
Catalytic site (residue number reindexed from 1) D52 Y57 K86 E119
Enzyme Commision number 1.3.1.3: Delta(4)-3-oxosteroid 5beta-reductase.
Gene Ontology
Molecular Function
GO:0004032 aldose reductase (NADPH) activity
GO:0004033 aldo-keto reductase (NADPH) activity
GO:0005496 steroid binding
GO:0005515 protein binding
GO:0016229 steroid dehydrogenase activity
GO:0016491 oxidoreductase activity
GO:0047086 ketosteroid monooxygenase activity
GO:0047787 Delta4-3-oxosteroid 5beta-reductase activity
Biological Process
GO:0006699 bile acid biosynthetic process
GO:0006707 cholesterol catabolic process
GO:0007586 digestion
GO:0008202 steroid metabolic process
GO:0008207 C21-steroid hormone metabolic process
GO:0008209 androgen metabolic process
GO:0016042 lipid catabolic process
GO:0030573 bile acid catabolic process
Cellular Component
GO:0005737 cytoplasm
GO:0005829 cytosol

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:3bur, PDBe:3bur, PDBj:3bur
PDBsum3bur
PubMed18407998
UniProtP51857|AK1D1_HUMAN Aldo-keto reductase family 1 member D1 (Gene Name=AKR1D1)

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