Structure of PDB 2bel Chain D Binding Site BS02

Receptor Information
>2bel Chain D (length=253) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MEFRPEMLQGKKVIVTGASKGIGREMAYHLAKMGAHVVVTARSKETLQKV
VSHCLELGAASAHYIAGTMEDMTFAEQFVAQAGKLMGGLDMLILNHITNT
SLNLFHDDIHHVRKSMEVNFLSYVVLTVAALPMLKQSNGSIVVVSSLAGK
VAYPMVAAYSASKFALDGFFSSIRKEYSVSRVNVSITLCVLGLIDTETAM
KAVSGIVHMQAAPKEECALEIIKGGALRQEEVYYDSSLWTTLLIRNPCRK
ILE
Ligand information
Ligand IDCBO
InChIInChI=1S/C34H50O7/c1-29(2)23-10-13-34(7)27(32(23,5)12-11-24(29)41-26(38)9-8-25(36)37)22(35)18-20-21-19-31(4,28(39)40)15-14-30(21,3)16-17-33(20,34)6/h18,21,23-24,27H,8-17,19H2,1-7H3,(H,36,37)(H,39,40)/t21-,23-,24-,27+,30+,31-,32-,33+,34+/m0/s1
InChIKeyOBZHEBDUNPOCJG-WBXJDKIVSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0CC1([C@@H]2CC[C@@]3([C@@H]([C@]2(CC[C@@H]1OC(=O)CCC(=O)O)C)C(=O)C=C4[C@]3(CC[C@@]5([C@H]4C[C@@](CC5)(C)C(=O)O)C)C)C)C
CACTVS 3.341CC1(C)[CH](CC[C]2(C)[CH]1CC[C]3(C)[CH]2C(=O)C=C4[CH]5C[C](C)(CC[C]5(C)CC[C]34C)C(O)=O)OC(=O)CCC(O)=O
CACTVS 3.341CC1(C)[C@H](CC[C@@]2(C)[C@H]1CC[C@]3(C)[C@@H]2C(=O)C=C4[C@@H]5C[C@](C)(CC[C@]5(C)CC[C@@]34C)C(O)=O)OC(=O)CCC(O)=O
ACDLabs 10.04O=C(O)CCC(=O)OC4CCC3(C5C(=O)C=C2C1CC(C(=O)O)(C)CCC1(C)CCC2(C5(CCC3C4(C)C)C)C)C
OpenEye OEToolkits 1.5.0CC1(C2CCC3(C(C2(CCC1OC(=O)CCC(=O)O)C)C(=O)C=C4C3(CCC5(C4CC(CC5)(C)C(=O)O)C)C)C)C
FormulaC34 H50 O7
NameCARBENOXOLONE
ChEMBLCHEMBL499915
DrugBankDB02329
ZINCZINC000003977823
PDB chain2bel Chain D Residue 1279 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB2bel The High Resolution Structures of Human, Murine and Guinea Pig 11-Beta-Hydroxysteroid Dehydrogenase Type 1 Reveal Critical Differences in Active Site Architecture
Resolution2.11 Å
Binding residue
(original residue number in PDB)		I121 S170 Y177 Y183 G216 L217 M233
Binding residue
(residue number reindexed from 1)		I97 S146 Y153 Y159 G192 L193 M209
Annotation score1
Binding affinityBindingDB: IC50=500nM,Ki=62nM
Enzymatic activity
Catalytic site (original residue number in PDB) S170 Y183 K187
Catalytic site (residue number reindexed from 1) S146 Y159 K163
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
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Cellular Component
External links
PDB RCSB:2bel, PDBe:2bel, PDBj:2bel
PDBsum2bel
PubMed
UniProtP28845|DHI1_HUMAN 11-beta-hydroxysteroid dehydrogenase 1 (Gene Name=HSD11B1)

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