Structure of PDB 1xu9 Chain B Binding Site BS01

Receptor Information
>1xu9 Chain B (length=270) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
QQPLNEEFRPEMLQGKKVIVTGASKGIGREMAYHLAKMGAHVVVTARSKE
TLQKVVSHCLELGAASAHYIAGTMEDMTFAEQFVAQAGKLMGGLDMLILN
HITNTSLNLFHDDIHHVRKSMEVNFLSYVVLTVAALPMLKQSNGSIVVVS
SLAGKVAYPMVAAYSASKFALDGFFSSIRKEYSVSRVNVSITLCVLGLID
TETAMKAVSGIVHMQAAPKEECALEIIKGGALRQEEVYYDSSLWTTLLIR
NPSRKILEFLYSTSYNMDRF
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 chain1xu9 Chain B Residue 2 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1xu9 Conformational Flexibility in Crystal Structures of Human 11beta-hydroxysteroid dehydrogenase type I provide insights into glucocorticoid interconversion and enzyme regulation.
Resolution1.55 Å
Binding residue
(original residue number in PDB)		G41 S43 K44 G45 I46 R66 S67 T92 M93 N119 I121 V168 S170 Y183 K187 G216 I218 T220 T222 A223
Binding residue
(residue number reindexed from 1)		G22 S24 K25 G26 I27 R47 S48 T73 M74 N100 I102 V149 S151 Y164 K168 G197 I199 T201 T203 A204
Annotation score4
Enzymatic activity
Catalytic site (original residue number in PDB) S170 Y183 K187
Catalytic site (residue number reindexed from 1) S151 Y164 K168
Enzyme Commision number 1.1.1.146: 11beta-hydroxysteroid dehydrogenase.
1.1.1.201: 7beta-hydroxysteroid dehydrogenase (NADP(+)).
Gene Ontology
Molecular Function
GO:0005496 steroid binding
GO:0016491 oxidoreductase activity
GO:0042803 protein homodimerization activity
GO:0047022 7-beta-hydroxysteroid dehydrogenase (NADP+) activity
GO:0050661 NADP binding
GO:0070524 11-beta-hydroxysteroid dehydrogenase (NADP+) activity
GO:0102196 cortisol dehydrogenase activity
Biological Process
GO:0006706 steroid catabolic process
GO:0008202 steroid metabolic process
GO:0030324 lung development
Cellular Component
GO:0005783 endoplasmic reticulum
GO:0005789 endoplasmic reticulum membrane
GO:0016020 membrane
GO:0043231 intracellular membrane-bounded organelle

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Molecular Function
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Biological Process
View graph for
Cellular Component
External links
PDB RCSB:1xu9, PDBe:1xu9, PDBj:1xu9
PDBsum1xu9
PubMed15513927
UniProtP28845|DHI1_HUMAN 11-beta-hydroxysteroid dehydrogenase 1 (Gene Name=HSD11B1)

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