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1PEG

Structural basis for the product specificity of histone lysine methyltransferases

Functional Information from GO Data
ChainGOidnamespacecontents
A0003690molecular_functiondouble-stranded DNA binding
A0005515molecular_functionprotein binding
A0005634cellular_componentnucleus
A0005694cellular_componentchromosome
A0006338biological_processchromatin remodeling
A0008168molecular_functionmethyltransferase activity
A0008270molecular_functionzinc ion binding
A0016740molecular_functiontransferase activity
A0032259biological_processmethylation
A0042054molecular_functionhistone methyltransferase activity
A0046872molecular_functionmetal ion binding
A0140949molecular_functionhistone H3K9 trimethyltransferase activity
B0003690molecular_functiondouble-stranded DNA binding
B0005515molecular_functionprotein binding
B0005634cellular_componentnucleus
B0005694cellular_componentchromosome
B0006338biological_processchromatin remodeling
B0008168molecular_functionmethyltransferase activity
B0008270molecular_functionzinc ion binding
B0016740molecular_functiontransferase activity
B0032259biological_processmethylation
B0042054molecular_functionhistone methyltransferase activity
B0046872molecular_functionmetal ion binding
B0140949molecular_functionhistone H3K9 trimethyltransferase activity
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 1
ChainResidue
ACYS66
ACYS81
ACYS128
ACYS132

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 2
ChainResidue
ACYS74
ACYS128
ACYS134
ACYS138

site_idAC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 3
ChainResidue
ACYS68
ACYS74
ACYS79
ACYS66

site_idAC4
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 4
ChainResidue
ACYS244
ACYS306
ACYS308
ACYS313

site_idAC5
Number of Residues2
DetailsBINDING SITE FOR RESIDUE ZN B 5
ChainResidue
BZN6
BCYS132

site_idAC6
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN B 6
ChainResidue
BZN5
BZN7
BCYS134
BCYS138

site_idAC7
Number of Residues1
DetailsBINDING SITE FOR RESIDUE ZN B 7
ChainResidue
BZN6

site_idAC8
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN B 8
ChainResidue
BCYS244
BCYS306
BCYS308
BCYS313

site_idAC9
Number of Residues12
DetailsBINDING SITE FOR RESIDUE SAH A 319
ChainResidue
AARG159
ATRP161
AASP202
AVAL203
ATYR204
AARG238
AASN241
AHIS242
ATYR283
ACYS306
ALEU307
ALEU317

site_idBC1
Number of Residues15
DetailsBINDING SITE FOR RESIDUE SAH B 2
ChainResidue
BARG159
BTRP161
BLYS201
BASP202
BVAL203
BTYR204
BARG238
BASN241
BHIS242
BTYR283
BLYS305
BCYS306
BLEU307
BLEU317
QLYS9

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues18
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"12372305","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"12887903","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1ML9","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1PEG","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues20
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"12887903","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1PEG","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsSite: {"description":"Interacts with H3S10","evidences":[{"source":"PubMed","id":"18215768","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsSite: {"description":"Interacts with H3R8","evidences":[{"source":"PubMed","id":"18215768","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues2
DetailsModified residue: {"description":"N6-methyllysine; alternate","evidences":[{"source":"PubMed","id":"11242053","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"16185088","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"16267050","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"16457588","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"17194708","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine; alternate; by AURKB, AURKC, RPS6KA3, RPS6KA4 and RPS6KA5","evidences":[{"source":"PubMed","id":"10464286","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"11856369","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"12560483","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"15681610","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"16185088","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"16457588","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues2
DetailsModified residue: {"description":"Symmetric dimethylarginine; by PRMT5; alternate","evidences":[{"source":"UniProtKB","id":"P68433","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues2
DetailsModified residue: {"description":"Phosphothreonine; by PKC and CHEK1","evidences":[{"source":"PubMed","id":"12560483","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18066052","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18243098","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"22901803","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues2
Details
ChainResidueDetails
ATYR283
ATYR178

site_idCSA2
Number of Residues2
Details
ChainResidueDetails
BTYR283
BTYR178

site_idMCSA1
Number of Residues2
DetailsM-CSA 691
ChainResidueDetails
ATYR178activator, electrostatic stabiliser, proton acceptor, proton donor
ATYR283electrostatic stabiliser

site_idMCSA2
Number of Residues2
DetailsM-CSA 691
ChainResidueDetails

238895

PDB entries from 2025-07-16

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