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HAMAP rule MF_00781

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General rule information [?]

Accession MF_00781
Dates 3-MAY-2004 (Created)
17-FEB-2023 (Last updated, Version 18)
Name HetR
Scope
Bacteria; Cyanobacteriota
Template P27709 (HETR_NOSS1)

Propagated annotation [?]


Identifier, protein and gene names [?]

Identifier
HETR
case <OC:Nostocales>
Protein name
RecName: Full=DNA-binding transcriptional activator HetR;
EC 3.4.21.-;
AltName: Full=Heterocyst differentiation control protein;
else
Protein name
RecName: Full=DNA-binding transcriptional activator HetR;
EC 3.4.21.-;
end case
Gene name
hetR

Comments [?]

case <OC:Nostocales>
Function Controls heterocyst differentiation. Dimerization is required for DNA-binding. Has both a protease and a DNA-binding activity.
else
Function Might be involved in temporal and/or spatial regulation of nitrogen fixation. Dimerization is required for DNA-binding. Has both a protease and a DNA-binding activity.
end case
Subunit Homodimer; disulfide-linked.
Similarity Belongs to the peptidase S48 family.

Keywords [?]

case <FT:2>
end case
case <OC:Nostocales>
end case

Gene Ontology [?]

GO:0003677; Molecular function: DNA binding.
GO:0004252; Molecular function: serine-type endopeptidase activity.
case <OC:Nostocales>
GO:0043158; Biological process: heterocyst development.
end case

Cross-references [?]

Pfam PF03574; Peptidase_S48; 1;

Features [?]

From: HETR_NOSS1 (P27709)
Key     From     To       Description   Tag   Condition   FTGroup
ACT_SITE     152     152             S  
DISULFID     48     48       Interchain     C  

Additional information [?]

Size range 298-302 amino acids
Related rules None
Fusion None