ID   NIKR_AGRRK              Reviewed;         145 AA.
AC   B9JL06;
DT   28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT   24-MAR-2009, sequence version 1.
DT   03-AUG-2022, entry version 75.
DE   RecName: Full=Putative nickel-responsive regulator {ECO:0000255|HAMAP-Rule:MF_00476};
GN   OrderedLocusNames=Arad_9587;
OS   Agrobacterium radiobacter (strain K84 / ATCC BAA-868).
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Hyphomicrobiales;
OC   Rhizobiaceae; Rhizobium/Agrobacterium group; Agrobacterium;
OC   Agrobacterium tumefaciens complex.
OX   NCBI_TaxID=311403;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=K84 / ATCC BAA-868;
RX   PubMed=19251847; DOI=10.1128/jb.01779-08;
RA   Slater S.C., Goldman B.S., Goodner B., Setubal J.C., Farrand S.K.,
RA   Nester E.W., Burr T.J., Banta L., Dickerman A.W., Paulsen I., Otten L.,
RA   Suen G., Welch R., Almeida N.F., Arnold F., Burton O.T., Du Z., Ewing A.,
RA   Godsy E., Heisel S., Houmiel K.L., Jhaveri J., Lu J., Miller N.M.,
RA   Norton S., Chen Q., Phoolcharoen W., Ohlin V., Ondrusek D., Pride N.,
RA   Stricklin S.L., Sun J., Wheeler C., Wilson L., Zhu H., Wood D.W.;
RT   "Genome sequences of three Agrobacterium biovars help elucidate the
RT   evolution of multichromosome genomes in bacteria.";
RL   J. Bacteriol. 191:2501-2511(2009).
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}.
CC   ---------------------------------------------------------------------------
CC   Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC   Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC   ---------------------------------------------------------------------------
DR   EMBL; CP000629; ACM30598.1; -; Genomic_DNA.
DR   RefSeq; WP_007695061.1; NC_011983.1.
DR   AlphaFoldDB; B9JL06; -.
DR   SMR; B9JL06; -.
DR   STRING; 311403.Arad_9587; -.
DR   EnsemblBacteria; ACM30598; ACM30598; Arad_9587.
DR   KEGG; ara:Arad_9587; -.
DR   eggNOG; COG0864; Bacteria.
DR   HOGENOM; CLU_113319_1_4_5; -.
DR   OMA; AHNCLET; -.
DR   OrthoDB; 1885366at2; -.
DR   Proteomes; UP000001600; Chromosome 2.
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; IPR014160; Nickel_NikR_proteobac.
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.
DR   TIGRFAMs; TIGR02793; nikR; 1.
PE   3: Inferred from homology;
KW   DNA-binding; Metal-binding; Nickel; Reference proteome; Transcription;
KW   Transcription regulation.
FT   CHAIN           1..145
FT                   /note="Putative nickel-responsive regulator"
FT                   /id="PRO_1000135547"
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   145 AA;  16398 MW;  5DC84402AAA42A60 CRC64;
     MQRITITIDD DLLETIDKIS EQRGYASRSE TLRDLVRDAV TREQAAVDSE TKCYATLTYV
     YEHETRDLSR RLTTTQHHHH DLSVSTLHVH VDGHDCLEVS VLKGTVGEIK SFADSVVTQR
     GVRFGNLHLI PSEHGPHDHG PHSHD