Structure of PDB 1skx Chain A Binding Site BS01

Receptor Information
>1skx Chain A (length=242) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
LTEEQRMMIRELMDAQMKTFDTTFSHFKNFRLPGVKVSLQLRGEDGSVWN
YKPPIFSLLPHMADMSTYMFKGIISFAKVISYFRDLPIEDQISLLKGAAF
ELCQLRFNTVFNAETGTWECGRLSYCLELLLEPMLKFHYMLKKLQLHEEE
YVLMQAISLFSPDRPGVLQHRVVDQLQEQFAITLKSYIECNRPQPAHRFL
FLKIMAMLTELRSINAQHTQRLLRIQDIHPFATPLMQELFGI
Ligand information
Ligand IDRFP
InChIInChI=1S/C43H58N4O12/c1-21-12-11-13-22(2)42(55)45-33-28(20-44-47-17-15-46(9)16-18-47)37(52)30-31(38(33)53)36(51)26(6)40-32(30)41(54)43(8,59-40)57-19-14-29(56-10)23(3)39(58-27(7)48)25(5)35(50)24(4)34(21)49/h11-14,19-21,23-25,29,34-35,39,49-53H,15-18H2,1-10H3,(H,45,55)/b12-11+,19-14+,22-13-,44-20+/t21-,23+,24+,25+,29-,34-,35+,39+,43-/m0/s1
InChIKeyJQXXHWHPUNPDRT-WLSIYKJHSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0Cc1c(c2c3c4c1O[C@@](C4=O)(O\C=C\[C@@H]([C@H]([C@H]([C@@H]([C@@H]([C@@H]([C@H]([C@H](C=C\C=C(/C(=O)Nc(c2O)c(c3O)\C=N\N5CCN(CC5)C)\C)C)O)C)O)C)OC(=O)C)C)OC)C)O
ACDLabs 10.04O=C4c5c2c(O)c(\C=N\N1CCN(C)CC1)c3c(O)c2c(O)c(c5OC4(OC=CC(OC)C(C(OC(=O)C)C(C)C(O)C(C)C(O)C(C=CC=C(C(=O)N3)C)C)C)C)C
CACTVS 3.341CO[CH]1C=CO[C]2(C)Oc3c(C)c(O)c4c(O)c(NC(=O)C(=CC=C[CH](C)[CH](O)[CH](C)[CH](O)[CH](C)[CH](OC(C)=O)[CH]1C)C)c(C=NN5CCN(C)CC5)c(O)c4c3C2=O
CACTVS 3.341CO[C@H]1\C=C\O[C@@]2(C)Oc3c(C)c(O)c4c(O)c(NC(=O)\C(=C/C=C/[C@H](C)[C@H](O)[C@@H](C)[C@@H](O)[C@@H](C)[C@H](OC(C)=O)[C@@H]1C)C)c(\C=N\N5CCN(C)CC5)c(O)c4c3C2=O
OpenEye OEToolkits 1.5.0Cc1c(c2c3c4c1OC(C4=O)(OC=CC(C(C(C(C(C(C(C(C=CC=C(C(=O)Nc(c2O)c(c3O)C=NN5CCN(CC5)C)C)C)O)C)O)C)OC(=O)C)C)OC)C)O
FormulaC43 H58 N4 O12
NameRIFAMPICIN
ChEMBLCHEMBL374478
DrugBankDB01045
ZINCZINC000169621223
PDB chain1skx Chain A Residue 1 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB1skx Structural disorder in the complex of human pregnane x receptor and the macrolide antibiotic rifampicin
Resolution2.8 Å
Binding residue
(original residue number in PDB)		K210 V211 L240 M243 S247 C284 Q285 F288 W299 L308 H407 F420
Binding residue
(residue number reindexed from 1)		K36 V37 L59 M62 S66 C103 Q104 F107 W118 L127 H218 F231
Annotation score1
Binding affinityBindingDB: EC50=3500nM
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0003677 DNA binding
GO:0004879 nuclear receptor activity
Biological Process
GO:0006355 regulation of DNA-templated transcription

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Molecular Function
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Biological Process
External links
PDB RCSB:1skx, PDBe:1skx, PDBj:1skx
PDBsum1skx
PubMed15705662
UniProtO75469|NR1I2_HUMAN Nuclear receptor subfamily 1 group I member 2 (Gene Name=NR1I2)

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