ID   HDFR_SALTI              Reviewed;         278 AA.
AC   P0A2Q1; Q8Z336; Q9L6T4;
DT   01-MAR-2005, integrated into UniProtKB/Swiss-Prot.
DT   01-MAR-2005, sequence version 1.
DT   25-MAY-2022, entry version 88.
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};
GN   OrderedLocusNames=STY3708, t3449;
OS   Salmonella typhi.
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Salmonella.
OX   NCBI_TaxID=90370;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=CT18;
RX   PubMed=11677608; DOI=10.1038/35101607;
RA   Parkhill J., Dougan G., James K.D., Thomson N.R., Pickard D., Wain J.,
RA   Churcher C.M., Mungall K.L., Bentley S.D., Holden M.T.G., Sebaihia M.,
RA   Baker S., Basham D., Brooks K., Chillingworth T., Connerton P., Cronin A.,
RA   Davis P., Davies R.M., Dowd L., White N., Farrar J., Feltwell T.,
RA   Hamlin N., Haque A., Hien T.T., Holroyd S., Jagels K., Krogh A.,
RA   Larsen T.S., Leather S., Moule S., O'Gaora P., Parry C., Quail M.A.,
RA   Rutherford K.M., Simmonds M., Skelton J., Stevens K., Whitehead S.,
RA   Barrell B.G.;
RT   "Complete genome sequence of a multiple drug resistant Salmonella enterica
RT   serovar Typhi CT18.";
RL   Nature 413:848-852(2001).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 700931 / Ty2;
RX   PubMed=12644504; DOI=10.1128/jb.185.7.2330-2337.2003;
RA   Deng W., Liou S.-R., Plunkett G. III, Mayhew G.F., Rose D.J., Burland V.,
RA   Kodoyianni V., Schwartz D.C., Blattner F.R.;
RT   "Comparative genomics of Salmonella enterica serovar Typhi strains Ty2 and
RT   CT18.";
RL   J. Bacteriol. 185:2330-2337(2003).
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; AL513382; CAD09467.1; -; Genomic_DNA.
DR   EMBL; AE014613; AAO70970.1; -; Genomic_DNA.
DR   RefSeq; NP_457897.1; NC_003198.1.
DR   AlphaFoldDB; P0A2Q1; -.
DR   SMR; P0A2Q1; -.
DR   STRING; 220341.16504584; -.
DR   EnsemblBacteria; AAO70970; AAO70970; t3449.
DR   KEGG; stt:t3449; -.
DR   KEGG; sty:STY3708; -.
DR   PATRIC; fig|220341.7.peg.3779; -.
DR   eggNOG; COG0583; Bacteria.
DR   HOGENOM; CLU_039613_8_2_6; -.
DR   OMA; ESLMNTW; -.
DR   Proteomes; UP000000541; Chromosome.
DR   Proteomes; UP000002670; 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..278
FT                   /note="HTH-type transcriptional regulator HdfR"
FT                   /id="PRO_0000105635"
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   278 AA;  31604 MW;  68D85DF1530CE0CB CRC64;
     MDTELLKTFL EVSRTRHFGR AAEALYLTQS AVSFRIRQLE NQLGVNLFTR HRNNIRLTTA
     GEKLLPYAET LMNTWQAARK EVAHTSRHNE FSIGASASLW ECMLNAWLGR LYQLQEPQSG
     LQFEARIAQR QSLVKQLHER QLDLLITTEA PKMDEFSSQL LGHFTLALYC SSPARKKSEL
     NYLRLEWGPD FQQHETGLIA ADEVPVLTTS SAELARQQLS ALNGCSWLPV NWANEKGGLH
     TVADSATLSR PLYAIWLQNS DKYSLICDLL KTDVLDEQ