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5WUQ

Crystal structure of SigW in complex with its anti-sigma RsiW, a zinc binding form

Functional Information from GO Data
ChainGOidnamespacecontents
A0003677molecular_functionDNA binding
A0003700molecular_functionDNA-binding transcription factor activity
A0006352biological_processDNA-templated transcription initiation
A0006355biological_processregulation of DNA-templated transcription
A0006950biological_processresponse to stress
A0016987molecular_functionsigma factor activity
A2000142biological_processregulation of DNA-templated transcription initiation
B0003677molecular_functionDNA binding
B0003700molecular_functionDNA-binding transcription factor activity
B0006352biological_processDNA-templated transcription initiation
B0006355biological_processregulation of DNA-templated transcription
B0006950biological_processresponse to stress
B0016987molecular_functionsigma factor activity
B2000142biological_processregulation of DNA-templated transcription initiation
Functional Information from PDB Data
site_idAC1
Number of Residues4
Detailsbinding site for residue ZN C 301
ChainResidue
CCYS3
CHIS30
CCYS34
CCYS37

site_idAC2
Number of Residues4
Detailsbinding site for residue ZN D 301
ChainResidue
DCYS3
DHIS30
DCYS34
DCYS37

Functional Information from PROSITE/UniProt
site_idPS01063
Number of Residues32
DetailsSIGMA70_ECF Sigma-70 factors ECF subfamily signature. AEDIAQeAFIrAYvnidsfdinrkfs.TWLyrI
ChainResidueDetails
AALA45-ILE76

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues36
DetailsDNA binding: {"description":"H-T-H motif","evidences":[{"source":"PubMed","id":"28319136","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues92
DetailsRegion: {"description":"Sigma-70 factor domain-2","evidences":[{"source":"PubMed","id":"28319136","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues124
DetailsRegion: {"description":"Sigma-70 factor domain-4","evidences":[{"source":"PubMed","id":"28319136","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues6
DetailsMotif: {"description":"Polymerase core binding"}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues8
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"28319136","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

238582

PDB entries from 2025-07-09

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