Structure of PDB 3clx Chain C Binding Site BS02

Receptor Information
>3clx Chain C (length=98) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
LPRNPSMADYEARIFTFGTWIYSVNKEQLARAGFYALGEGDKVKCFHCGG
GLTDWKPSEDPWEQHAKWYPGCKYLLEQKGQEYINNIHLTHSLEECLV
Ligand information
Ligand IDX22
InChIInChI=1S/C28H36N4O4/c1-2-22(29)26(34)31-25-20(17-33)13-14-21-15-16-23(32(21)28(25)36)27(35)30-24(18-9-5-3-6-10-18)19-11-7-4-8-12-19/h3-12,20-25,33H,2,13-17,29H2,1H3,(H,30,35)(H,31,34)/t20-,21+,22+,23+,25+/m1/s1
InChIKeyWXYVFFGXHFXTLU-FCRIMTMASA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0CC[C@@H](C(=O)N[C@H]1[C@H](CC[C@H]2CC[C@H](N2C1=O)C(=O)NC(c3ccccc3)c4ccccc4)CO)N
ACDLabs 10.04O=C(NC(c1ccccc1)c2ccccc2)C4N3C(=O)C(NC(=O)C(N)CC)C(CCC3CC4)CO
CACTVS 3.341CC[CH](N)C(=O)N[CH]1[CH](CO)CC[CH]2CC[CH](N2C1=O)C(=O)NC(c3ccccc3)c4ccccc4
CACTVS 3.341CC[C@H](N)C(=O)N[C@H]1[C@@H](CO)CC[C@H]2CC[C@H](N2C1=O)C(=O)NC(c3ccccc3)c4ccccc4
OpenEye OEToolkits 1.5.0CCC(C(=O)NC1C(CCC2CCC(N2C1=O)C(=O)NC(c3ccccc3)c4ccccc4)CO)N
FormulaC28 H36 N4 O4
Name(3S,6S,7S,9aS)-6-{[(2S)-2-aminobutanoyl]amino}-N-(diphenylmethyl)-7-(hydroxymethyl)-5-oxooctahydro-1H-pyrrolo[1,2-a]azepine-3-carboxamide;
2(S),3(S),6(S),7(S),9a(S) 6-(2-Amino-butyrylamino)-7-hydroxymethyl-5-oxo-octahydro-pyrrolo[1,2-a]azepine-3-carboxylic acid benzhydryl-amide
ChEMBLCHEMBL573550
DrugBank
ZINCZINC000039090749
PDB chain3clx Chain C Residue 700 [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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PDB3clx Targeting the X-linked inhibitor of apoptosis protein through 4-substituted azabicyclo[5.3.0]alkane smac mimetics. Structure, activity, and recognition principles.
Resolution2.7 Å
Binding residue
(original residue number in PDB)		E337 N340 H343 L344 S347
Binding residue
(residue number reindexed from 1)		E82 N85 H88 L89 S92
Annotation score1
Binding affinityBindingDB: IC50=290nM
Enzymatic activity
Enzyme Commision number 2.3.2.27: RING-type E3 ubiquitin transferase.
External links
PDB RCSB:3clx, PDBe:3clx, PDBj:3clx
PDBsum3clx
PubMed18851976
UniProtP98170|XIAP_HUMAN E3 ubiquitin-protein ligase XIAP (Gene Name=XIAP)

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