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Annotation rule MF_00476
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General rule information [?]

Accession MF_00476
Dates 26-OCT-2001 (Created)
18-NOV-2019 (Last updated, Version 33)
Name NikR
Scope
Bacteria
Archaea
Template P0A6Z6 (NIKR_ECOLI)

Propagated annotation [?]


Identifier, protein and gene names [?]

Identifier
NIKR
case <OC:Enterobacterales>
Protein name
RecName: Full=Nickel-responsive regulator;
Gene name
nikR
else
Protein name
RecName: Full=Putative nickel-responsive regulator;
end case

Comments [?]

case <OC:Enterobacterales>
Function Transcriptional repressor of the nikABCDE operon. Is active in the presence of excessive concentrations of intracellular nickel.
else
Function Transcriptional regulator.
end case
case <FTGroup:1>
Cofactor Ni(2+)
Note: Binds 1 nickel ion per subunit.
end case
case <OC:Enterobacterales>
Subunit Homotetramer.
end case
Similarity Belongs to the transcriptional regulatory CopG/NikR family.

Keywords [?]

case <OC:Enterobacterales>
end case
case <FTGroup:1>
end case

Gene Ontology [?]

GO:0016151; Molecular function: nickel cation binding.
GO:0003700; Molecular function: DNA-binding transcription factor activity.
GO:0006355; Biological process: regulation of transcription, DNA-templated.

Cross-references [?]

Pfam PF08753; NikR_C; 1;
PF01402; RHH_1; 1;
TIGRFAMs TIGR02793; NikR; 1;

Features [?]

From: NIKR_ECOLI (P0A6Z6)
Key     From     To       Description   Tag   Condition   FTGroup
METAL     76     76       Nickel     H   1
METAL     87     87       Nickel     H   1
METAL     89     89       Nickel     H   1
METAL     95     95       Nickel     C   1

Additional information [?]

Size range 127-148 amino acids
Related rules None
Fusion None