Structure of PDB 8ccz Chain B

Receptor sequence
>8cczB (length=274) Species: 9606 (Homo sapiens) [Search protein sequence]
GKLSLQDVAELIRARACQRVVVMVGAGISTPSGIPDFRSPGSGLYSNLQQ
YDLPYPEAIFELPFFFHNPKPFFTLAKELYPGNYKPNVTHYFLRLLHDKG
LLLRLYTQNIDGLERVSGIPASKLVEAHGTFASATCTVCQRPFPGEDIRA
DVMADRVPRCPVCTGVVKPDIVFFGEPLPQRFLLHVVDFPMADLLLILGT
SLEVEPFASLTEAVRSSVPRLLINRDLVGPLAWHPRSRDVAQLGDVVHGV
ESLVELLGWTEEMRDLVQRETGKL
3D structure
PDB8ccz Molecular Mechanism of Sirtuin 1 Inhibition by Human Immunodeficiency Virus 1 Tat Protein.
ChainB
Resolution1.95 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 2.3.1.286: protein acetyllysine N-acetyltransferase.
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 peptide B T255 Q300 T135 Q180
BS02 peptide B E177 E181 V292 F293 F294 G295 E296 H305 V324 E325 W353 E57 E61 V172 F173 F174 G175 E176 H185 V204 E205 W233
BS03 ZN B C256 C259 C280 C283 C136 C139 C160 C163
Gene Ontology
Molecular Function
GO:0017136 NAD-dependent histone deacetylase activity
GO:0051287 NAD binding
GO:0070403 NAD+ binding

View graph for
Molecular Function
External links
PDB RCSB:8ccz, PDBe:8ccz, PDBj:8ccz
PDBsum8ccz
PubMed37109478
UniProtQ9NTG7|SIR3_HUMAN NAD-dependent protein deacetylase sirtuin-3, mitochondrial (Gene Name=SIRT3)

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