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5T1J

Crystal Structure of the Tbox DNA binding domain of the transcription factor T-bet

Functional Information from GO Data
ChainGOidnamespacecontents
A0000978molecular_functionRNA polymerase II cis-regulatory region sequence-specific DNA binding
A0003700molecular_functionDNA-binding transcription factor activity
A0005634cellular_componentnucleus
A0006355biological_processregulation of DNA-templated transcription
A0045893biological_processpositive regulation of DNA-templated transcription
B0000978molecular_functionRNA polymerase II cis-regulatory region sequence-specific DNA binding
B0003700molecular_functionDNA-binding transcription factor activity
B0005634cellular_componentnucleus
B0006355biological_processregulation of DNA-templated transcription
B0045893biological_processpositive regulation of DNA-templated transcription
Functional Information from PROSITE/UniProt
site_idPS01264
Number of Residues19
DetailsTBOX_2 T-box domain signature 2. VHPDSpntGahWMrqeVsF
ChainResidueDetails
AVAL221-PHE239

site_idPS01283
Number of Residues20
DetailsTBOX_1 T-box domain signature 1. LWskFnqhqTEMIITkqGRR
ChainResidueDetails
ALEU146-ARG165

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues370
DetailsDNA binding: {"description":"T-box","evidences":[{"source":"PROSITE-ProRule","id":"PRU00201","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsSite: {"description":"Essential for its interaction with RUNX1 and its ability to inhibit RUNX1 transcriptional activity and suppress TH17 lineage development","evidences":[{"source":"PubMed","id":"21151104","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues6
DetailsModified residue: {"description":"Phosphotyrosine; by ABL1","evidences":[{"source":"PubMed","id":"21690296","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"28424242","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues2
DetailsModified residue: {"description":"Phosphothreonine","evidences":[{"source":"PubMed","id":"23616576","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues4
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin)","evidences":[{"source":"PubMed","id":"23616576","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

247536

PDB entries from 2026-01-14

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