ID   NANR_ECO55              Reviewed;         263 AA.
AC   B7LHT2;
DT   28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT   10-FEB-2009, sequence version 1.
DT   25-MAY-2022, entry version 73.
DE   RecName: Full=HTH-type transcriptional repressor NanR {ECO:0000255|HAMAP-Rule:MF_01236};
GN   Name=nanR {ECO:0000255|HAMAP-Rule:MF_01236};
GN   OrderedLocusNames=EC55989_3639;
OS   Escherichia coli (strain 55989 / EAEC).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Escherichia.
OX   NCBI_TaxID=585055;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=55989 / EAEC;
RX   PubMed=19165319; DOI=10.1371/journal.pgen.1000344;
RA   Touchon M., Hoede C., Tenaillon O., Barbe V., Baeriswyl S., Bidet P.,
RA   Bingen E., Bonacorsi S., Bouchier C., Bouvet O., Calteau A., Chiapello H.,
RA   Clermont O., Cruveiller S., Danchin A., Diard M., Dossat C., Karoui M.E.,
RA   Frapy E., Garry L., Ghigo J.M., Gilles A.M., Johnson J., Le Bouguenec C.,
RA   Lescat M., Mangenot S., Martinez-Jehanne V., Matic I., Nassif X., Oztas S.,
RA   Petit M.A., Pichon C., Rouy Z., Ruf C.S., Schneider D., Tourret J.,
RA   Vacherie B., Vallenet D., Medigue C., Rocha E.P.C., Denamur E.;
RT   "Organised genome dynamics in the Escherichia coli species results in
RT   highly diverse adaptive paths.";
RL   PLoS Genet. 5:E1000344-E1000344(2009).
CC   -!- FUNCTION: Transcriptional repressor that controls expression of the
CC       genes required for the catabolism of sialic acids. {ECO:0000255|HAMAP-
CC       Rule:MF_01236}.
CC   -!- SIMILARITY: Belongs to the NanR family. {ECO:0000255|HAMAP-
CC       Rule:MF_01236}.
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DR   EMBL; CU928145; CAU99886.1; -; Genomic_DNA.
DR   RefSeq; WP_000523844.1; NC_011748.1.
DR   AlphaFoldDB; B7LHT2; -.
DR   SMR; B7LHT2; -.
DR   EnsemblBacteria; CAU99886; CAU99886; EC55989_3639.
DR   KEGG; eck:EC55989_3639; -.
DR   HOGENOM; CLU_017584_9_1_6; -.
DR   OMA; HDAFVDW; -.
DR   Proteomes; UP000000746; 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   CDD; cd07377; WHTH_GntR; 1.
DR   Gene3D; 1.10.10.10; -; 1.
DR   Gene3D; 1.20.120.530; -; 1.
DR   HAMAP; MF_01236; HTH_NanR; 1.
DR   InterPro; IPR011711; GntR_C.
DR   InterPro; IPR008920; TF_FadR/GntR_C.
DR   InterPro; IPR000524; Tscrpt_reg_HTH_GntR.
DR   InterPro; IPR023730; Tscrpt_reg_NanR.
DR   InterPro; IPR036388; WH-like_DNA-bd_sf.
DR   InterPro; IPR036390; WH_DNA-bd_sf.
DR   Pfam; PF07729; FCD; 1.
DR   Pfam; PF00392; GntR; 1.
DR   PRINTS; PR00035; HTHGNTR.
DR   SMART; SM00895; FCD; 1.
DR   SMART; SM00345; HTH_GNTR; 1.
DR   SUPFAM; SSF46785; SSF46785; 1.
DR   SUPFAM; SSF48008; SSF48008; 1.
DR   PROSITE; PS50949; HTH_GNTR; 1.
PE   3: Inferred from homology;
KW   DNA-binding; Repressor; Transcription; Transcription regulation.
FT   CHAIN           1..263
FT                   /note="HTH-type transcriptional repressor NanR"
FT                   /id="PRO_1000165000"
FT   DOMAIN          30..98
FT                   /note="HTH gntR-type"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01236"
FT   DNA_BIND        58..77
FT                   /note="H-T-H motif"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01236"
FT   REGION          1..22
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ   SEQUENCE   263 AA;  29494 MW;  257E3D9AB87D8BB6 CRC64;
     MGLMNAFDSQ TEDSSPAIGR NLRSRPLARK KLSEMVEEEL EQMIRRREFG EGEQLPSERE
     LMAFFNVGRP SVREALAALK RKGLVQINNG ERARVSRPSA DTIIGELSGM AKDFLSHPGG
     IAHFEQLRLF FESSLVRYAA EHATDEQIDL LAKALEINSQ SLDNNAAFIR SDVDFHRVLA
     EIPGNPIFMA IHVALLDWLI AARPTVADQA LHEHNNVSYQ QHIAIVDAIR RHDPDEADRA
     LQSHLNSVSA TWHAFGQTTN KKK