Structure of PDB 4ec4 Chain D

Receptor sequence
>4ec4D (length=105) Species: 9606 (Homo sapiens) [Search protein sequence]
NFPNSTNLPRNPSMADYEARIFTFGTWIYSVNKEQLARAGFYALGEGDKV
KCFHCGGGLTDWKPSEDPWEQHAKWYPGCKYLLEQKGQEYINNIHLTHSL
EECLV
3D structure
PDB4ec4 Structural insight into inhibitor of apoptosis proteins recognition by a potent divalent smac-mimetic.
ChainD
Resolution3.3 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 2.3.2.27: RING-type E3 ubiquitin transferase.
Interaction with ligand
Site
#
Ligand Ligand
chain
Binding residues on receptor
(original residue number in PDB)
Binding residues on receptor
(residue number reindexed from 1)
Binding affinity
BS01 ZN D C300 C303 H320 C327 C52 C55 H72 C79
BS02 0O6 D N249 G306 L307 T308 D309 W310 E314 Q319 W323 Y324 N1 G58 L59 T60 D61 W62 E66 Q71 W75 Y76 BindingDB: IC50=25.4nM
External links
PDB RCSB:4ec4, PDBe:4ec4, PDBj:4ec4
PDBsum4ec4
PubMed23166698
UniProtP98170|XIAP_HUMAN E3 ubiquitin-protein ligase XIAP (Gene Name=XIAP)

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