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Annotation rule MF_02064
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General rule information [?]

Accession MF_02064
Dates 25-APR-2016 (Created)
20-NOV-2019 (Last updated, Version 6)
Name Sigma70_SigI
Scope
Bacteria; Firmicutes
Template O31654 (SIGI_BACSU)

Propagated annotation [?]


Identifier, protein and gene names [?]

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

Comments [?]

Function Sigma factors are initiation factors that promote the attachment of RNA polymerase to specific initiation sites and are then released.
Activity regulation Negatively regulated by the anti-sigma-I factor RsgI.
Subunit Interacts with RsgI.
Subcellular location Cytoplasm.
Similarity Belongs 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:0001123; Biological process: transcription initiation from bacterial-type RNA polymerase promoter.
GO:0005737; Cellular component: cytoplasm.

Cross-references [?]

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

Features [?]

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

Additional information [?]

Size range 209-290 amino acids
Related rules None
Fusion None