Structure of PDB 2he5 Chain C Binding Site BS01

Receptor Information
>2he5 Chain C (length=314) Species: 10090 (Mus musculus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
HCVILNDGNFIPVLGFGTALPLECPKSKAKELTKIAIDAGFHHFDSASVY
NTEDHVGEAIRSKIADGTVRREDIFYTSKVWCTSLHPELVRASLERSLQK
LQFDYVDLYLIHYPMALKPGEENFPVDEHGKLIFDRVDLCATWEAMEKCK
DAGLTKSIGVSNFNYRQLEMILNKPGLKYKPVCNQVECHPYLNQMKLLDF
CKSKDIVLVAYGVLGTGWVDQNSPVLLDEPVLGSMAKKYNRTPALIALRY
QLQRGIVVLNTSLKEERIKENMQVFEFQLSSEDMKVLDGLNRNMRYIPAA
IFKGHPNWPFLDEY
Ligand information
Ligand IDNDP
InChIInChI=1S/C21H30N7O17P3/c22-17-12-19(25-7-24-17)28(8-26-12)21-16(44-46(33,34)35)14(30)11(43-21)6-41-48(38,39)45-47(36,37)40-5-10-13(29)15(31)20(42-10)27-3-1-2-9(4-27)18(23)32/h1,3-4,7-8,10-11,13-16,20-21,29-31H,2,5-6H2,(H2,23,32)(H,36,37)(H,38,39)(H2,22,24,25)(H2,33,34,35)/t10-,11-,13-,14-,15-,16-,20-,21-/m1/s1
InChIKeyACFIXJIJDZMPPO-NNYOXOHSSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0c1nc(c2c(n1)n(cn2)[C@H]3[C@@H]([C@@H]([C@H](O3)CO[P@](=O)(O)O[P@@](=O)(O)OC[C@@H]4[C@H]([C@H]([C@@H](O4)N5C=CCC(=C5)C(=O)N)O)O)O)OP(=O)(O)O)N
CACTVS 3.341NC(=O)C1=CN(C=CC1)[CH]2O[CH](CO[P](O)(=O)O[P](O)(=O)OC[CH]3O[CH]([CH](O[P](O)(O)=O)[CH]3O)n4cnc5c(N)ncnc45)[CH](O)[CH]2O
CACTVS 3.341NC(=O)C1=CN(C=CC1)[C@@H]2O[C@H](CO[P@@](O)(=O)O[P@](O)(=O)OC[C@H]3O[C@H]([C@H](O[P](O)(O)=O)[C@@H]3O)n4cnc5c(N)ncnc45)[C@@H](O)[C@H]2O
OpenEye OEToolkits 1.5.0c1nc(c2c(n1)n(cn2)C3C(C(C(O3)COP(=O)(O)OP(=O)(O)OCC4C(C(C(O4)N5C=CCC(=C5)C(=O)N)O)O)O)OP(=O)(O)O)N
FormulaC21 H30 N7 O17 P3
NameNADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE
ChEMBLCHEMBL407009
DrugBankDB02338
ZINCZINC000008215411
PDB chain2he5 Chain C Residue 401 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB2he5 Crystal Structures of Mouse 17alpha-Hydroxysteroid Dehydrogenase (Apoenzyme and Enzyme-NADP(H) Binary Complex): Identification of Molecular Determinants Responsible for the Unique 17alpha-reductive Activity of this Enzyme.
Resolution2.9 Å
Binding residue
(original residue number in PDB)		G22 T23 A24 D50 Y55 S166 N167 Q190 Y216 G217 V218 L219 T221 L236 A253 T270 S271 R276 E279
Binding residue
(residue number reindexed from 1)		G17 T18 A19 D45 Y50 S161 N162 Q185 Y211 G212 V213 L214 T216 L227 A244 T261 S262 R267 E270
Annotation score4
Enzymatic activity
Catalytic site (original residue number in PDB) D50 Y55 K84 H117
Catalytic site (residue number reindexed from 1) D45 Y50 K79 H112
Enzyme Commision number 1.1.1.-
1.1.1.209: 3(or 17)alpha-hydroxysteroid dehydrogenase.
Gene Ontology
Molecular Function
GO:0004033 aldo-keto reductase (NADPH) activity
GO:0005496 steroid binding
GO:0016491 oxidoreductase activity
GO:0033764 steroid dehydrogenase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor
GO:0047023 androsterone dehydrogenase activity
GO:0047024 5alpha-androstane-3beta,17beta-diol dehydrogenase activity
GO:0070401 NADP+ binding
GO:0070402 NADPH binding
GO:0072555 17-beta-ketosteroid reductase (NADPH) activity
GO:0072582 17-beta-hydroxysteroid dehydrogenase (NADP+) activity
GO:1902121 lithocholic acid binding
Biological Process
GO:0006694 steroid biosynthetic process
GO:0008202 steroid metabolic process
Cellular Component
GO:0005737 cytoplasm

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:2he5, PDBe:2he5, PDBj:2he5
PDBsum2he5
PubMed17034817
UniProtQ91WR5|AK1CL_MOUSE Aldo-keto reductase family 1 member C21 (Gene Name=Akr1c21)

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