ID   NIKR_HALS3              Reviewed;         142 AA.
AC   B0R2R5;
DT   14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT   08-APR-2008, sequence version 1.
DT   03-AUG-2022, entry version 71.
DE   RecName: Full=Putative nickel-responsive regulator {ECO:0000255|HAMAP-Rule:MF_00476};
GN   OrderedLocusNames=OE_1241R;
OS   Halobacterium salinarum (strain ATCC 29341 / DSM 671 / R1).
OC   Archaea; Euryarchaeota; Stenosarchaea group; Halobacteria; Halobacteriales;
OC   Halobacteriaceae; Halobacterium.
OX   NCBI_TaxID=478009;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 29341 / DSM 671 / R1;
RX   PubMed=18313895; DOI=10.1016/j.ygeno.2008.01.001;
RA   Pfeiffer F., Schuster S.C., Broicher A., Falb M., Palm P., Rodewald K.,
RA   Ruepp A., Soppa J., Tittor J., Oesterhelt D.;
RT   "Evolution in the laboratory: the genome of Halobacterium salinarum strain
RT   R1 compared to that of strain NRC-1.";
RL   Genomics 91:335-346(2008).
CC   -!- FUNCTION: Transcriptional regulator. {ECO:0000255|HAMAP-Rule:MF_00476}.
CC   -!- COFACTOR:
CC       Name=Ni(2+); Xref=ChEBI:CHEBI:49786;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00476};
CC       Note=Binds 1 nickel ion per subunit. {ECO:0000255|HAMAP-Rule:MF_00476};
CC   -!- SIMILARITY: Belongs to the transcriptional regulatory CopG/NikR family.
CC       {ECO:0000255|HAMAP-Rule:MF_00476}.
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DR   EMBL; AM774415; CAP13025.1; -; Genomic_DNA.
DR   RefSeq; WP_012289104.1; NC_010364.1.
DR   AlphaFoldDB; B0R2R5; -.
DR   SMR; B0R2R5; -.
DR   EnsemblBacteria; CAP13025; CAP13025; OE_1241R.
DR   GeneID; 5952398; -.
DR   GeneID; 62885882; -.
DR   KEGG; hsl:OE_1241R; -.
DR   HOGENOM; CLU_113319_0_0_2; -.
DR   OMA; YCMELFV; -.
DR   PhylomeDB; B0R2R5; -.
DR   Proteomes; UP000001321; Chromosome.
DR   GO; GO:0003677; F:DNA binding; IEA:UniProtKB-KW.
DR   GO; GO:0003700; F:DNA-binding transcription factor activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0016151; F:nickel cation binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0010045; P:response to nickel cation; IEA:InterPro.
DR   Gene3D; 1.10.1220.10; -; 1.
DR   Gene3D; 3.30.70.1150; -; 1.
DR   HAMAP; MF_00476; NikR; 1.
DR   InterPro; IPR027271; Acetolactate_synth/TF_NikR_C.
DR   InterPro; IPR045865; ACT-like_dom_sf.
DR   InterPro; IPR013321; Arc_rbn_hlx_hlx.
DR   InterPro; IPR002145; CopG.
DR   InterPro; IPR022988; Ni_resp_reg_NikR.
DR   InterPro; IPR010985; Ribbon_hlx_hlx.
DR   InterPro; IPR014864; TF_NikR_Ni-bd_C.
DR   Pfam; PF08753; NikR_C; 1.
DR   Pfam; PF01402; RHH_1; 1.
DR   SUPFAM; SSF47598; SSF47598; 1.
DR   SUPFAM; SSF55021; SSF55021; 1.
PE   3: Inferred from homology;
KW   DNA-binding; Metal-binding; Nickel; Transcription;
KW   Transcription regulation.
FT   CHAIN           1..142
FT                   /note="Putative nickel-responsive regulator"
FT                   /id="PRO_1000125827"
FT   BINDING         77
FT                   /ligand="Ni(2+)"
FT                   /ligand_id="ChEBI:CHEBI:49786"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00476"
FT   BINDING         88
FT                   /ligand="Ni(2+)"
FT                   /ligand_id="ChEBI:CHEBI:49786"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00476"
FT   BINDING         90
FT                   /ligand="Ni(2+)"
FT                   /ligand_id="ChEBI:CHEBI:49786"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00476"
FT   BINDING         96
FT                   /ligand="Ni(2+)"
FT                   /ligand_id="ChEBI:CHEBI:49786"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00476"
SQ   SEQUENCE   142 AA;  15874 MW;  569C9A42CAE0F4B9 CRC64;
     MSVVSVSMPE ELLERLDDFA DDHGYTGRSE VVREASRNLL GEFEDKKLEG RELMGVVTVV
     FDYETTTVEE KMMHLRHEHE GLVASNFHSH VGGHHCMELF VLEGSLESIS TFVGKIRATK
     DTLTIDYSVL PVDEFGGLAD VS