ID   RHAS_SHISS              Reviewed;         278 AA.
AC   Q3YV71;
DT   05-FEB-2008, integrated into UniProtKB/Swiss-Prot.
DT   27-SEP-2005, sequence version 1.
DT   25-MAY-2022, entry version 105.
DE   RecName: Full=HTH-type transcriptional activator RhaS {ECO:0000255|HAMAP-Rule:MF_01534};
DE   AltName: Full=L-rhamnose operon regulatory protein RhaS {ECO:0000255|HAMAP-Rule:MF_01534};
GN   Name=rhaS {ECO:0000255|HAMAP-Rule:MF_01534}; OrderedLocusNames=SSON_4075;
OS   Shigella sonnei (strain Ss046).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Shigella.
OX   NCBI_TaxID=300269;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=Ss046;
RX   PubMed=16275786; DOI=10.1093/nar/gki954;
RA   Yang F., Yang J., Zhang X., Chen L., Jiang Y., Yan Y., Tang X., Wang J.,
RA   Xiong Z., Dong J., Xue Y., Zhu Y., Xu X., Sun L., Chen S., Nie H., Peng J.,
RA   Xu J., Wang Y., Yuan Z., Wen Y., Yao Z., Shen Y., Qiang B., Hou Y., Yu J.,
RA   Jin Q.;
RT   "Genome dynamics and diversity of Shigella species, the etiologic agents of
RT   bacillary dysentery.";
RL   Nucleic Acids Res. 33:6445-6458(2005).
CC   -!- FUNCTION: Activates expression of the rhaBAD and rhaT operons.
CC       {ECO:0000255|HAMAP-Rule:MF_01534}.
CC   -!- SUBUNIT: Binds DNA as a dimer. {ECO:0000255|HAMAP-Rule:MF_01534}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_01534}.
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DR   EMBL; CP000038; AAZ90591.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q3YV71; -.
DR   SMR; Q3YV71; -.
DR   EnsemblBacteria; AAZ90591; AAZ90591; SSON_4075.
DR   KEGG; ssn:SSON_4075; -.
DR   HOGENOM; CLU_000445_88_5_6; -.
DR   OMA; GHYPSHW; -.
DR   Proteomes; UP000002529; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0003700; F:DNA-binding transcription factor activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0043565; F:sequence-specific DNA binding; IEA:InterPro.
DR   GO; GO:0045893; P:positive regulation of transcription, DNA-templated; IEA:UniProtKB-UniRule.
DR   GO; GO:0019299; P:rhamnose metabolic process; IEA:UniProtKB-UniRule.
DR   Gene3D; 2.60.120.10; -; 1.
DR   HAMAP; MF_01534; HTH_type_RhaS; 1.
DR   InterPro; IPR003313; AraC-bd.
DR   InterPro; IPR009057; Homeobox-like_sf.
DR   InterPro; IPR037923; HTH-like.
DR   InterPro; IPR018060; HTH_AraC.
DR   InterPro; IPR018062; HTH_AraC-typ_CS.
DR   InterPro; IPR014710; RmlC-like_jellyroll.
DR   InterPro; IPR020449; Tscrpt_reg_HTH_AraC-type.
DR   InterPro; IPR023609; Tscrpt_reg_HTH_RhaS.
DR   Pfam; PF02311; AraC_binding; 1.
DR   Pfam; PF12833; HTH_18; 1.
DR   PRINTS; PR00032; HTHARAC.
DR   SMART; SM00342; HTH_ARAC; 1.
DR   SUPFAM; SSF46689; SSF46689; 2.
DR   SUPFAM; SSF51215; SSF51215; 1.
DR   PROSITE; PS00041; HTH_ARAC_FAMILY_1; 1.
DR   PROSITE; PS01124; HTH_ARAC_FAMILY_2; 1.
PE   3: Inferred from homology;
KW   Activator; Cytoplasm; DNA-binding; Repeat; Rhamnose metabolism;
KW   Transcription; Transcription regulation.
FT   CHAIN           1..278
FT                   /note="HTH-type transcriptional activator RhaS"
FT                   /id="PRO_1000068710"
FT   DOMAIN          174..272
FT                   /note="HTH araC/xylS-type"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01534"
FT   DNA_BIND        191..212
FT                   /note="H-T-H motif"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01534"
FT   DNA_BIND        239..262
FT                   /note="H-T-H motif"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01534"
FT   SITE            241
FT                   /note="Interaction with sigma-70"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01534"
FT   SITE            250
FT                   /note="Interaction with sigma-70"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01534"
SQ   SEQUENCE   278 AA;  32271 MW;  96236547FD1C5E9C CRC64;
     MTVLHSVDFF PSGNASVAIE PRLPQADFPE HHHDFHEIVI VEHGTGIHVF NGQPYTITGG
     TVCFVRAHDR HLYEHTDNLC LTNVLYRSPD RFQFLAGLNQ LLPQELDGQY PSHWRVNHSV
     LQQVRQLVAQ MEQQEGENDL PSTASREILF MQLLLLLRKS SLQENLENSA SRLNLLLAWL
     EDHFADEVNW DAVADQFSLS LRTLHRQLKQ QTGLTPQRYL NRLRLMKARH LLRHSEASVT
     DIAYRCGFSD SNHFSTLFRR EFNWSPRDIR QGRDGFLQ