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4QA7

Crystal structure of H334R/Y306F HDAC8 in complex with a tetrapeptide substrate

Functional Information from GO Data
ChainGOidnamespacecontents
A0000118cellular_componenthistone deacetylase complex
A0000122biological_processnegative regulation of transcription by RNA polymerase II
A0000228cellular_componentnuclear chromosome
A0004407molecular_functionhistone deacetylase activity
A0005515molecular_functionprotein binding
A0005634cellular_componentnucleus
A0005654cellular_componentnucleoplasm
A0005694cellular_componentchromosome
A0005737cellular_componentcytoplasm
A0006325biological_processchromatin organization
A0007064biological_processmitotic sister chromatid cohesion
A0016787molecular_functionhydrolase activity
A0030544molecular_functionHsp70 protein binding
A0031397biological_processnegative regulation of protein ubiquitination
A0031507biological_processheterochromatin formation
A0031647biological_processregulation of protein stability
A0032204biological_processregulation of telomere maintenance
A0033558molecular_functionprotein lysine deacetylase activity
A0046872molecular_functionmetal ion binding
A0051879molecular_functionHsp90 protein binding
A0140297molecular_functionDNA-binding transcription factor binding
A0141221molecular_functionhistone deacetylase activity, hydrolytic mechanism
A0160008molecular_functionprotein decrotonylase activity
A0160009molecular_functionhistone decrotonylase activity
Functional Information from PDB Data
site_idAC1
Number of Residues5
DetailsBINDING SITE FOR RESIDUE ZN A 401
ChainResidue
AASP178
AHIS180
AASP267
AHOH522
BALY505

site_idAC2
Number of Residues5
DetailsBINDING SITE FOR RESIDUE K A 402
ChainResidue
ALEU200
AASP176
AASP178
AHIS180
ASER199

site_idAC3
Number of Residues6
DetailsBINDING SITE FOR RESIDUE K A 403
ChainResidue
APHE189
ATHR192
AVAL195
ATYR225
AHOH523
AHOH536

site_idAC4
Number of Residues8
DetailsBINDING SITE FOR RESIDUE MCM B 601
ChainResidue
ALYS33
ALYS33
ATYR100
AASP101
APHE152
APHE152
APRO273
BALY505

site_idAC5
Number of Residues6
DetailsBINDING SITE FOR RESIDUE GOL B 602
ChainResidue
ALYS145
AGLU148
APHE208
BARG502
BHIS503
BHOH702

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues310
DetailsRegion: {"description":"Histone deacetylase"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsActive site: {"description":"Proton acceptor","evidences":[{"source":"PubMed","id":"19053282","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues3
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"19053282","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues3
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"17721440","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"15242608","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

244349

PDB entries from 2025-11-05

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