ID NIKR_METTP Reviewed; 140 AA.
AC A0B6X8;
DT 15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT 28-NOV-2006, sequence version 1.
DT 27-MAR-2024, entry version 89.
DE RecName: Full=Putative nickel-responsive regulator {ECO:0000255|HAMAP-Rule:MF_00476};
GN OrderedLocusNames=Mthe_0662;
OS Methanothrix thermoacetophila (strain DSM 6194 / JCM 14653 / NBRC 101360 /
OS PT) (Methanosaeta thermophila).
OC Archaea; Euryarchaeota; Stenosarchaea group; Methanomicrobia;
OC Methanotrichales; Methanotrichaceae; Methanothrix.
OX NCBI_TaxID=349307;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 6194 / JCM 14653 / NBRC 101360 / PT;
RG US DOE Joint Genome Institute;
RA Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C.,
RA Glavina del Rio T., Hammon N., Israni S., Pitluck S., Chain P.,
RA Malfatti S., Shin M., Vergez L., Schmutz J., Larimer F., Land M.,
RA Hauser L., Kyrpides N., Kim E., Smith K.S., Ingram-Smith C., Richardson P.;
RT "Complete sequence of Methanosaeta thermophila PT.";
RL Submitted (OCT-2006) to the EMBL/GenBank/DDBJ databases.
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; CP000477; ABK14452.1; -; Genomic_DNA.
DR AlphaFoldDB; A0B6X8; -.
DR SMR; A0B6X8; -.
DR STRING; 349307.Mthe_0662; -.
DR KEGG; mtp:Mthe_0662; -.
DR HOGENOM; CLU_113319_1_2_2; -.
DR OrthoDB; 25654at2157; -.
DR Proteomes; UP000000674; 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 CDD; cd22231; RHH_NikR_HicB-like; 1.
DR Gene3D; 3.30.70.1150; ACT-like. Chain A, domain 2; 1.
DR Gene3D; 1.10.1220.10; Met repressor-like; 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 PANTHER; PTHR34719; NICKEL-RESPONSIVE REGULATOR; 1.
DR PANTHER; PTHR34719:SF2; NICKEL-RESPONSIVE REGULATOR; 1.
DR Pfam; PF08753; NikR_C; 1.
DR Pfam; PF01402; RHH_1; 1.
DR SUPFAM; SSF55021; ACT-like; 1.
DR SUPFAM; SSF47598; Ribbon-helix-helix; 1.
PE 3: Inferred from homology;
KW DNA-binding; Metal-binding; Nickel; Reference proteome; Transcription;
KW Transcription regulation.
FT CHAIN 1..140
FT /note="Putative nickel-responsive regulator"
FT /id="PRO_1000014075"
FT BINDING 81
FT /ligand="Ni(2+)"
FT /ligand_id="ChEBI:CHEBI:49786"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00476"
FT BINDING 92
FT /ligand="Ni(2+)"
FT /ligand_id="ChEBI:CHEBI:49786"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00476"
FT BINDING 94
FT /ligand="Ni(2+)"
FT /ligand_id="ChEBI:CHEBI:49786"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00476"
FT BINDING 100
FT /ligand="Ni(2+)"
FT /ligand_id="ChEBI:CHEBI:49786"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00476"
SQ SEQUENCE 140 AA; 15916 MW; 8557777E289D5F28 CRC64;
MEQELMRIGV SLPEKLLSRF DEIISQRGYS SRSEGIRDAI RNYIIHYEWM SDVEGERVGV
ITIVYSHHQR GLVDSLTDIQ HEFGSIINSS LHVHLDKDNC LEVVILRGEG KDVRRAAERM
MALKGVKHVK LTTTSVGAEL
//
