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4I5I

Crystal structure of the SIRT1 catalytic domain bound to NAD and an EX527 analog

Functional Information from GO Data
ChainGOidnamespacecontents
A0070403molecular_functionNAD+ binding
B0070403molecular_functionNAD+ binding
Functional Information from PDB Data
site_idAC1
Number of Residues13
DetailsBINDING SITE FOR RESIDUE 4I5 A 601
ChainResidue
AILE270
AVAL412
APHE413
ANAD602
AHOH702
APRO271
APHE273
APHE297
AGLN345
AASN346
AILE347
AASP348
AILE411

site_idAC2
Number of Residues29
DetailsBINDING SITE FOR RESIDUE NAD A 602
ChainResidue
AGLY261
AALA262
AGLY263
AVAL266
AASP272
APHE273
AARG274
ATYR280
AGLN294
APHE297
AGLN345
AHIS363
AVAL412
APHE414
AGLY440
ASER441
ASER442
AVAL445
AASN465
AARG466
AGLU467
AGLY480
AASP481
ACYS482
ALEU507
A4I5601
AHOH712
AHOH717
AHOH752

site_idAC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 603
ChainResidue
ACYS371
ACYS374
ACYS395
ACYS398

site_idAC4
Number of Residues13
DetailsBINDING SITE FOR RESIDUE 4I5 B 601
ChainResidue
BILE270
BPRO271
BPHE273
BPHE297
BGLN345
BASN346
BILE347
BASP348
BILE411
BVAL412
BPHE413
BNAD602
BHOH704

site_idAC5
Number of Residues30
DetailsBINDING SITE FOR RESIDUE NAD B 602
ChainResidue
BGLY261
BALA262
BGLY263
BVAL266
BASP272
BPHE273
BARG274
BTYR280
BGLN294
BPHE297
BGLN345
BHIS363
BVAL412
BPHE414
BGLY440
BSER441
BSER442
BVAL445
BASN465
BARG466
BGLU467
BGLY480
BASP481
BCYS482
BLEU507
B4I5601
BHOH713
BHOH718
BHOH727
BHOH752

site_idAC6
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN B 603
ChainResidue
BCYS371
BCYS374
BCYS395
BCYS398

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues6
DetailsRegion: {"description":"Required for interaction with the sumoylated form of CCAR2","evidences":[{"source":"PubMed","id":"25406032","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues12
DetailsMotif: {"description":"Nuclear export signal","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
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_FI4
Number of Residues52
DetailsBinding site: {"evidences":[{"source":"UniProtKB","id":"Q8IXJ6","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues8
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00236","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues2
DetailsBinding site: {"evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues4
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"UniProtKB","id":"Q923E4","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues4
DetailsModified residue: {"description":"S-nitrosocysteine","evidences":[{"source":"UniProtKB","id":"Q923E4","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

246704

PDB entries from 2025-12-24

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