Structure of PDB 4lxz Chain B Binding Site BS03

Receptor Information
>4lxz Chain B (length=367) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
KKKVCYYYDGDIGNYYYGQGHPMKPHRIRMTHNLLLNYGLYRKMEIYRPH
KATAEEMTKYHSDEYIKFLRSIRPDNMSEYSKQMQRFNVGEDCPVFDGLF
EFCQLSTGGSVAGAVKLNRQQTDMAVNWAGGLHHAKKSEASGFCYVNDIV
LAILELLKYHQRVLYIDIDIHHGDGVEEAFYTTDRVMTVSFHKYGEYFPG
TGDLRDIGAGKGKYYAVNFPMRDGIDDESYGQIFKPIISKVMEMYQPSAV
VLQCGADSLSGDRLGCFNLTVKGHAKCVEVVKTFNLPLLMLGGGGYTIRN
VARCWTYETAVALDCEIPNELPYNDYFEYFGPDFKLHISPSNMTNQNTPE
YMEKIKQRLFENLRMLP
Ligand information
Ligand IDSHH
InChIInChI=1S/C14H20N2O3/c17-13(15-12-8-4-3-5-9-12)10-6-1-2-7-11-14(18)16-19/h3-5,8-9,19H,1-2,6-7,10-11H2,(H,15,17)(H,16,18)
InChIKeyWAEXFXRVDQXREF-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341ONC(=O)CCCCCCC(=O)Nc1ccccc1
OpenEye OEToolkits 1.5.0c1ccc(cc1)NC(=O)CCCCCCC(=O)NO
ACDLabs 10.04O=C(Nc1ccccc1)CCCCCCC(=O)NO
FormulaC14 H20 N2 O3
NameOCTANEDIOIC ACID HYDROXYAMIDE PHENYLAMIDE;
SAHA
ChEMBLCHEMBL98
DrugBankDB02546
ZINCZINC000001543873
PDB chain4lxz Chain B Residue 408 [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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PDB4lxz Histone Deacetylase (HDAC) Inhibitor Kinetic Rate Constants Correlate with Cellular Histone Acetylation but Not Transcription and Cell Viability.
Resolution1.85 Å
Binding residue
(original residue number in PDB)
P34 D104 H145 H146 F155 D181 H183 Y308
Binding residue
(residue number reindexed from 1)
P22 D92 H133 H134 F143 D169 H171 Y296
Annotation score1
Binding affinityMOAD: Kd=0.182uM
BindingDB: IC50=921nM,Kd=182nM,Ki=40nM
Enzymatic activity
Enzyme Commision number 3.5.1.-
3.5.1.98: histone deacetylase.
Gene Ontology
Molecular Function
GO:0004407 histone deacetylase activity

View graph for
Molecular Function
External links
PDB RCSB:4lxz, PDBe:4lxz, PDBj:4lxz
PDBsum4lxz
PubMed23897821
UniProtQ92769|HDAC2_HUMAN Histone deacetylase 2 (Gene Name=HDAC2)

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