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5XOC

Crystal structure of human Smad3-FoxH1 complex

Functional Information from GO Data
ChainGOidnamespacecontents
A0006355biological_processregulation of DNA-templated transcription
B0005515molecular_functionprotein binding
B0005737cellular_componentcytoplasm
B0005829cellular_componentcytosol
B0015035molecular_functionprotein-disulfide reductase activity
B0030337molecular_functionDNA polymerase processivity factor activity
B0045454biological_processcell redox homeostasis
Functional Information from PROSITE/UniProt
site_idPS00194
Number of Residues19
DetailsTHIOREDOXIN_1 Thioredoxin family active site. LVdFWaeWCGPCKmIapiL
ChainResidueDetails
BLEU235-LEU253

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues53
DetailsRegion: {"description":"Sufficient for interaction with XPO4","evidences":[{"source":"PubMed","id":"16449645","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"PubMed","id":"16862174","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsActive site: {"description":"Nucleophile"}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsSite: {"description":"Deprotonates C-terminal active site Cys"}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues2
DetailsSite: {"description":"Contributes to redox potential value"}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues1
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"PubMed","id":"18723842","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

247947

PDB entries from 2026-01-21

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