Structure of PDB 3owb Chain A

Receptor sequence
>3owbA (length=207) Species: 9606 (Homo sapiens) [Search protein sequence]
VETFAFQAEIAQLMSLIINTFYSNKEIFLRELISNSSDALDKIRYETLTD
PSKLDSGKELHINLIPNKQDRTLTIVDTGIGMTKADLINNLGTIAKSGTK
AFMEALQAGADISMIGQFGVGFYSAYLVAEKVTVITKHNDDEQYAWESSA
GGSFTVRTDTGEPMGRGTKVILHLKEDQTEYLEERRIKEIVKKHSQFIGY
PITLFVE
3D structure
PDB3owb N-aryl-benzimidazolones as novel small molecule HSP90 inhibitors.
ChainA
Resolution2.05 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 3.6.4.10: non-chaperonin molecular chaperone ATPase.
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 BSM A N51 S52 A55 K58 D93 I96 G97 M98 D102 L107 G108 F138 T184 N35 S36 A39 K42 D77 I80 G81 M82 D86 L91 G92 F122 T168 PDBbind-CN: -logKd/Ki=7.72,IC50=19nM
Gene Ontology
Molecular Function
GO:0005524 ATP binding
GO:0016887 ATP hydrolysis activity
GO:0051082 unfolded protein binding
GO:0140662 ATP-dependent protein folding chaperone
Biological Process
GO:0006457 protein folding

View graph for
Molecular Function

View graph for
Biological Process
External links
PDB RCSB:3owb, PDBe:3owb, PDBj:3owb
PDBsum3owb
PubMed21106457
UniProtP07900|HS90A_HUMAN Heat shock protein HSP 90-alpha (Gene Name=HSP90AA1)

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