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4IF6

Structure of NAD-dependent protein deacetylase sirtuin-1 (closed state, 2.25 A)

Functional Information from GO Data
ChainGOidnamespacecontents
A0070403molecular_functionNAD+ binding
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 601
ChainResidue
ACYS371
ACYS374
ACYS395
ACYS398

site_idAC2
Number of Residues24
DetailsBINDING SITE FOR RESIDUE APR A 602
ChainResidue
APHE273
AARG274
ATYR280
AGLN345
AHIS363
AGLY440
ASER441
ASER442
AVAL445
AASN465
AARG466
AGLU467
AGLY480
AASP481
ACYS482
AHOH711
AHOH791
AHOH809
AHOH862
AGLY261
AALA262
AGLY263
AVAL266
AASP272

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues260
DetailsDomain: {"description":"Deacetylase sirtuin-type","evidences":[{"source":"PROSITE-ProRule","id":"PRU00236","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues3
DetailsRegion: {"description":"Required for interaction with the sumoylated form of CCAR2","evidences":[{"source":"PubMed","id":"25406032","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues6
DetailsMotif: {"description":"Nuclear export signal","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsActive site: {"description":"Proton acceptor","evidences":[{"source":"PROSITE-ProRule","id":"PRU00236","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"11672523","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"12006491","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"12535671","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"17290224","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18004385","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18235501","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18485871","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19934257","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25406032","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"28497810","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"38512451","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues26
DetailsBinding site: {"evidences":[{"source":"UniProtKB","id":"Q8IXJ6","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00236","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues1
DetailsBinding site: {"evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues3
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"UniProtKB","id":"Q923E4","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues2
DetailsModified residue: {"description":"S-nitrosocysteine","evidences":[{"source":"UniProtKB","id":"Q923E4","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine; by CaMK2","evidences":[{"source":"UniProtKB","id":"Q923E4","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

246031

PDB entries from 2025-12-10

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