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1T2K

Structure Of The DNA Binding Domains Of IRF3, ATF-2 and Jun Bound To DNA

Functional Information from GO Data
ChainGOidnamespacecontents
A0000976molecular_functiontranscription cis-regulatory region binding
A0003700molecular_functionDNA-binding transcription factor activity
A0006355biological_processregulation of DNA-templated transcription
B0000976molecular_functiontranscription cis-regulatory region binding
B0003700molecular_functionDNA-binding transcription factor activity
B0006355biological_processregulation of DNA-templated transcription
C0003677molecular_functionDNA binding
C0003700molecular_functionDNA-binding transcription factor activity
C0006355biological_processregulation of DNA-templated transcription
D0003677molecular_functionDNA binding
D0003700molecular_functionDNA-binding transcription factor activity
D0006355biological_processregulation of DNA-templated transcription
Functional Information from PROSITE/UniProt
site_idPS00036
Number of Residues16
DetailsBZIP_BASIC Basic-leucine zipper (bZIP) domain signature. RkrmRNRiAASKsRKR
ChainResidueDetails
CARG257-ARG272
DLYS339-LYS354

site_idPS00601
Number of Residues33
DetailsIRF_1 IRF tryptophan pentad repeat DNA-binding domain signature. WvNksrtrFrIPWkHglrqdaqqe.DfgIFQaWA
ChainResidueDetails
ATRP26-ALA58

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues212
DetailsDNA binding: {"description":"IRF tryptophan pentad repeat","evidences":[{"source":"PROSITE-ProRule","id":"PRU00840","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues32
DetailsCompositional bias: {"description":"Basic and acidic residues","evidences":[{"source":"SAM","id":"MobiDB-lite","evidenceCode":"ECO:0000256"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues3
DetailsModified residue: {"description":"Phosphothreonine","evidences":[{"source":"PubMed","id":"23746807","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues4
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"23746807","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues56
DetailsRegion: {"description":"Leucine-zipper","evidences":[{"source":"PROSITE-ProRule","id":"PRU00978","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues1
DetailsSite: {"description":"Necessary for synergistic transcriptional activity with SMAD3"}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues1
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"PubMed","id":"11689449","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues1
DetailsModified residue: {"description":"Phosphothreonine; by PAK2","evidences":[{"source":"PubMed","id":"21177766","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues20
DetailsRegion: {"description":"Basic motif","evidences":[{"source":"PROSITE-ProRule","id":"PRU00978","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues9
DetailsMotif: {"description":"Nuclear export signal 2 (C-NES)"}
ChainResidueDetails

site_idSWS_FT_FI11
Number of Residues2
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"PubMed","id":"17590016","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI12
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine; by PKC/PRKCA and PKC/PRKCB","evidences":[{"source":"PubMed","id":"19176525","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

243083

PDB entries from 2025-10-15

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