ID   HDFR_YERPN              Reviewed;         293 AA.
AC   Q1CNN4; D1Q0U6;
DT   05-FEB-2008, integrated into UniProtKB/Swiss-Prot.
DT   11-JUL-2006, sequence version 1.
DT   25-MAY-2022, entry version 86.
DE   RecName: Full=HTH-type transcriptional regulator HdfR {ECO:0000255|HAMAP-Rule:MF_01233};
DE   AltName: Full=H-NS-dependent flhDC regulator {ECO:0000255|HAMAP-Rule:MF_01233};
GN   Name=hdfR {ECO:0000255|HAMAP-Rule:MF_01233}; OrderedLocusNames=YPN_0063;
GN   ORFNames=YP516_0012;
OS   Yersinia pestis bv. Antiqua (strain Nepal516).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Yersiniaceae; Yersinia.
OX   NCBI_TaxID=377628;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=Nepal516;
RX   PubMed=16740952; DOI=10.1128/jb.00124-06;
RA   Chain P.S.G., Hu P., Malfatti S.A., Radnedge L., Larimer F., Vergez L.M.,
RA   Worsham P., Chu M.C., Andersen G.L.;
RT   "Complete genome sequence of Yersinia pestis strains Antiqua and Nepal516:
RT   evidence of gene reduction in an emerging pathogen.";
RL   J. Bacteriol. 188:4453-4463(2006).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=Nepal516;
RA   Plunkett G. III, Anderson B.D., Baumler D.J., Burland V., Cabot E.L.,
RA   Glasner J.D., Mau B., Neeno-Eckwall E., Perna N.T., Munk A.C., Tapia R.,
RA   Green L.D., Rogers Y.C., Detter J.C., Bruce D.C., Brettin T.S.;
RT   "Yersinia pestis Nepal516A whole genome shotgun sequencing project.";
RL   Submitted (APR-2009) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Negatively regulates the transcription of the flagellar
CC       master operon flhDC by binding to the upstream region of the operon.
CC       {ECO:0000255|HAMAP-Rule:MF_01233}.
CC   -!- SIMILARITY: Belongs to the LysR transcriptional regulatory family.
CC       {ECO:0000305}.
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DR   EMBL; CP000305; ABG16396.1; -; Genomic_DNA.
DR   EMBL; ACNQ01000001; EEO78500.1; -; Genomic_DNA.
DR   RefSeq; WP_002212020.1; NZ_ACNQ01000001.1.
DR   AlphaFoldDB; Q1CNN4; -.
DR   SMR; Q1CNN4; -.
DR   EnsemblBacteria; ABG16396; ABG16396; YPN_0063.
DR   GeneID; 66843470; -.
DR   KEGG; ypn:YPN_0063; -.
DR   HOGENOM; CLU_039613_8_2_6; -.
DR   OMA; ESLMNTW; -.
DR   Proteomes; UP000008936; 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:0045892; P:negative regulation of transcription, DNA-templated; IEA:UniProtKB-UniRule.
DR   Gene3D; 1.10.10.10; -; 1.
DR   HAMAP; MF_01233; HTH_type_HdfR; 1.
DR   InterPro; IPR005119; LysR_subst-bd.
DR   InterPro; IPR020890; Tscrpt_reg_HTH_HdfR.
DR   InterPro; IPR000847; Tscrpt_reg_HTH_LysR.
DR   InterPro; IPR036388; WH-like_DNA-bd_sf.
DR   InterPro; IPR036390; WH_DNA-bd_sf.
DR   Pfam; PF00126; HTH_1; 1.
DR   Pfam; PF03466; LysR_substrate; 1.
DR   PRINTS; PR00039; HTHLYSR.
DR   SUPFAM; SSF46785; SSF46785; 1.
DR   PROSITE; PS50931; HTH_LYSR; 1.
PE   3: Inferred from homology;
KW   DNA-binding; Repressor; Transcription; Transcription regulation.
FT   CHAIN           1..293
FT                   /note="HTH-type transcriptional regulator HdfR"
FT                   /id="PRO_1000066904"
FT   DOMAIN          1..58
FT                   /note="HTH lysR-type"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01233"
FT   DNA_BIND        18..37
FT                   /note="H-T-H motif"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01233"
SQ   SEQUENCE   293 AA;  33933 MW;  F5EC224D0D7E71EB CRC64;
     MDTELLKTFL EVSRTRHFGR AAESLYLTQS AVSFRIRQLE NQLGANLFTR HRNNIRLTPA
     GERLVPYAEM LLNTWRLAKK EVIHSLQHTE LSIGATASLW EAYLTPWLQQ LYEQQEELRL
     EARIALRNSL VKQLHERQLD LLITTEPPKM DELACLLLGH FSLRLYSSFS LDLPKEDDTP
     NEHKNASEVP YIKLEWGADF HQQENRLLDS EQAPILTTTS AHLTRQLLET TGGCAFLPEH
     WQKEYPQLVI HPDIPPIVRP LYAVWLQNSD QQALIRQLLK TPMNNATQSV TRE