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3PTA

Crystal structure of human DNMT1(646-1600) in complex with DNA

Functional Information from GO Data
ChainGOidnamespacecontents
A0003677molecular_functionDNA binding
A0003682molecular_functionchromatin binding
A0008168molecular_functionmethyltransferase activity
A0008270molecular_functionzinc ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues16
DetailsBINDING SITE FOR RESIDUE SAH A 1601
ChainResidue
APHE1145
ACYS1191
APRO1225
ALEU1247
AGLU1266
AASN1578
AALA1579
AVAL1580
ASER1146
AGLY1147
AGLY1150
ALEU1151
AGLU1168
AMET1169
ATRP1170
AGLU1189

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 1
ChainResidue
ACYS1476
ACYS1478
ACYS1485
AHIS1502

site_idAC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 2
ChainResidue
ACYS653
ACYS656
ACYS659
ACYS691

site_idAC4
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 3
ChainResidue
AHIS793
ACYS820
ACYS893
ACYS896

site_idAC5
Number of Residues5
DetailsBINDING SITE FOR RESIDUE ZN A 5
ChainResidue
ACYS664
ACYS667
ACYS670
ACYS686
AGLN687

Functional Information from PROSITE/UniProt
site_idPS00094
Number of Residues13
DetailsC5_MTASE_1 C-5 cytosine-specific DNA methylases active site. EmLcgGpPCqGFS
ChainResidueDetails
AGLU1218-SER1230

site_idPS00095
Number of Residues19
DetailsC5_MTASE_2 C-5 cytosine-specific DNA methylases C-terminal signature. RqvGNAVpPpLakaIgleI
ChainResidueDetails
AARG1574-ILE1592

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues46
DetailsRegion: {"description":"Required for activity"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues61
DetailsRegion: {"description":"Autoinhibitory linker"}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues30
DetailsRegion: {"description":"Disordered","evidences":[{"source":"SAM","id":"MobiDB-lite","evidenceCode":"ECO:0000256"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues10
DetailsCompositional bias: {"description":"Acidic residues","evidences":[{"source":"SAM","id":"MobiDB-lite","evidenceCode":"ECO:0000256"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues12
DetailsCompositional bias: {"description":"Basic residues","evidences":[{"source":"SAM","id":"MobiDB-lite","evidenceCode":"ECO:0000256"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues1
DetailsActive site: {}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues8
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00509","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"UniProtKB","id":"P13864","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues3
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"21163962","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"3PTA","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"17081983","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"20068231","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"21406692","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI11
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"18220336","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI12
Number of Residues7
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"PubMed","id":"21947282","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI13
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

239492

PDB entries from 2025-07-30

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