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HAMAP rule MF_02064

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General rule information [?]

Accession MF_02064
Dates 25-APR-2016 (Created)
1-JUN-2023 (Last updated, Version 10)
Name Sigma70_SigI
Scope(s) Bacteria
Template(s) O31654 (SIGI_BACSU); [ Recover all ]
Triggered by HAMAP; MF_02064 (Get profile general information and statistics)

Propagated annotation [?]

Identifier, protein and gene names [?]

Identifier SIGI
Protein name RecName: Full=RNA polymerase sigma factor SigI;
Gene name Name=sigI;

Comments [?]

FUNCTIONSigma factors are initiation factors that promote the attachment of RNA polymerase to specific initiation sites and are then released.
ACTIVITY REGULATIONNegatively regulated by the anti-sigma-I factor RsgI.
SUBUNITInteracts with RsgI.
SIMILARITYBelongs to the sigma-70 factor family. SigI subfamily.

Keywords [?]

Gene Ontology [?]

GO:0003677; Molecular function:DNA binding
GO:0016987; Molecular function:sigma factor activity
GO:0010468; Biological process:regulation of gene expression
GO:0006352; Biological process:DNA-templated transcription initiation
GO:0005737; Cellular component:cytoplasm

Cross-references [?]

Pfam PF04542; Sigma70_r2; 1;
NCBIfam TIGR02937; sigma70-ECF; 1;
NCBIfam TIGR02895; spore_sigI; 1;
PIRSF PIRSF038953; SigI; 1;

Features [?]

From: SIGI_BACSU (O31654)
Key From To Description Tag Condition FTGroup
DNA_BIND 206 225 /note="H-T-H motif"
MOTIF 61 74 /note="Polymerase core binding"

Additional information [?]

Size range 209-290 amino acids
Related rules None
Fusion Nter: None Cter: None

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