ID   NRDR_DESHD              Reviewed;         154 AA.
AC   B8G0R5;
DT   28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT   03-MAR-2009, sequence version 1.
DT   03-AUG-2022, entry version 65.
DE   RecName: Full=Transcriptional repressor NrdR {ECO:0000255|HAMAP-Rule:MF_00440};
GN   Name=nrdR {ECO:0000255|HAMAP-Rule:MF_00440}; OrderedLocusNames=Dhaf_0266;
OS   Desulfitobacterium hafniense (strain DSM 10664 / DCB-2).
OC   Bacteria; Firmicutes; Clostridia; Eubacteriales; Desulfitobacteriaceae;
OC   Desulfitobacterium.
OX   NCBI_TaxID=272564;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 10664 / DCB-2;
RX   PubMed=22316246; DOI=10.1186/1471-2180-12-21;
RA   Kim S.H., Harzman C., Davis J.K., Hutcheson R., Broderick J.B., Marsh T.L.,
RA   Tiedje J.M.;
RT   "Genome sequence of Desulfitobacterium hafniense DCB-2, a Gram-positive
RT   anaerobe capable of dehalogenation and metal reduction.";
RL   BMC Microbiol. 12:21-21(2012).
CC   -!- FUNCTION: Negatively regulates transcription of bacterial
CC       ribonucleotide reductase nrd genes and operons by binding to NrdR-
CC       boxes. {ECO:0000255|HAMAP-Rule:MF_00440}.
CC   -!- COFACTOR:
CC       Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00440};
CC       Note=Binds 1 zinc ion. {ECO:0000255|HAMAP-Rule:MF_00440};
CC   -!- SIMILARITY: Belongs to the NrdR family. {ECO:0000255|HAMAP-
CC       Rule:MF_00440}.
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DR   EMBL; CP001336; ACL18334.1; -; Genomic_DNA.
DR   RefSeq; WP_011459010.1; NC_011830.1.
DR   AlphaFoldDB; B8G0R5; -.
DR   SMR; B8G0R5; -.
DR   EnsemblBacteria; ACL18334; ACL18334; Dhaf_0266.
DR   KEGG; dhd:Dhaf_0266; -.
DR   HOGENOM; CLU_108412_0_0_9; -.
DR   OMA; YRFTTYE; -.
DR   Proteomes; UP000007726; Chromosome.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR   GO; GO:0003677; F:DNA binding; IEA:UniProtKB-KW.
DR   GO; GO:0008270; F:zinc ion binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0045892; P:negative regulation of transcription, DNA-templated; IEA:UniProtKB-UniRule.
DR   HAMAP; MF_00440; NrdR; 1.
DR   InterPro; IPR005144; ATP-cone_dom.
DR   InterPro; IPR003796; RNR_NrdR-like.
DR   PANTHER; PTHR30455; PTHR30455; 1.
DR   Pfam; PF03477; ATP-cone; 1.
DR   TIGRFAMs; TIGR00244; TIGR00244; 1.
DR   PROSITE; PS51161; ATP_CONE; 1.
PE   3: Inferred from homology;
KW   ATP-binding; DNA-binding; Metal-binding; Nucleotide-binding; Repressor;
KW   Transcription; Transcription regulation; Zinc; Zinc-finger.
FT   CHAIN           1..154
FT                   /note="Transcriptional repressor NrdR"
FT                   /id="PRO_1000191793"
FT   DOMAIN          49..139
FT                   /note="ATP-cone"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00440"
FT   ZN_FING         3..34
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00440"
SQ   SEQUENCE   154 AA;  18025 MW;  915F85CCEAD468B5 CRC64;
     MHCPFCGNDE TKVLESRQVE EGTAVRRRRE CERCARRFTT FEKFEDTPLI VVKKDGRREE
     FSRGKLKAGI LRACEKRPVS IEQIETLVYE IEKGLRNGSE REVQSKAIGE AVMNALVHLD
     EVAYIRFASV YREFKDVQRF LEELHELVEK KSSR