ID   CMPR_SYNP6              Reviewed;         323 AA.
AC   Q5N5I5;
DT   01-JUL-2008, integrated into UniProtKB/Swiss-Prot.
DT   01-FEB-2005, sequence version 1.
DT   25-MAY-2022, entry version 100.
DE   RecName: Full=HTH-type transcriptional activator CmpR;
GN   Name=cmpR; OrderedLocusNames=syc0243_c;
OS   Synechococcus sp. (strain ATCC 27144 / PCC 6301 / SAUG 1402/1) (Anacystis
OS   nidulans).
OC   Bacteria; Cyanobacteria; Synechococcales; Synechococcaceae; Synechococcus.
OX   NCBI_TaxID=269084;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 27144 / PCC 6301 / SAUG 1402/1;
RX   PubMed=17211581; DOI=10.1007/s11120-006-9122-4;
RA   Sugita C., Ogata K., Shikata M., Jikuya H., Takano J., Furumichi M.,
RA   Kanehisa M., Omata T., Sugiura M., Sugita M.;
RT   "Complete nucleotide sequence of the freshwater unicellular cyanobacterium
RT   Synechococcus elongatus PCC 6301 chromosome: gene content and
RT   organization.";
RL   Photosyn. Res. 93:55-67(2007).
CC   -!- FUNCTION: Activates transcription of the cmpABCD operon under carbon
CC       dioxide-limited conditions. {ECO:0000250}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000305}.
CC   -!- SIMILARITY: Belongs to the LysR transcriptional regulatory family.
CC       {ECO:0000305}.
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DR   EMBL; AP008231; BAD78433.1; -; Genomic_DNA.
DR   RefSeq; WP_011242557.1; NC_006576.1.
DR   AlphaFoldDB; Q5N5I5; -.
DR   SMR; Q5N5I5; -.
DR   STRING; 269084.syc0243_c; -.
DR   EnsemblBacteria; BAD78433; BAD78433; syc0243_c.
DR   KEGG; syc:syc0243_c; -.
DR   eggNOG; COG0583; Bacteria.
DR   OMA; FLRTYMY; -.
DR   Proteomes; UP000001175; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0003677; F:DNA binding; IEA:UniProtKB-KW.
DR   GO; GO:0003700; F:DNA-binding transcription factor activity; IEA:InterPro.
DR   Gene3D; 1.10.10.10; -; 1.
DR   InterPro; IPR005119; LysR_subst-bd.
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   Activator; Cytoplasm; DNA-binding; Transcription; Transcription regulation.
FT   CHAIN           1..323
FT                   /note="HTH-type transcriptional activator CmpR"
FT                   /id="PRO_0000341941"
FT   DOMAIN          4..61
FT                   /note="HTH lysR-type"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00253"
FT   DNA_BIND        21..40
FT                   /note="H-T-H motif"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00253"
FT   REGION          304..323
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ   SEQUENCE   323 AA;  35776 MW;  91932129F43FD004 CRC64;
     MKNLTLHQLK VFEAAARHSS FTRAAEELYL TQPTVSIQVK QLTKAVGLPL FEQIGKRLYL
     TEAGRQLYKT TRQVFEQLEQ LDMTIADLQG MKQGQLRLAV ITTAKYFIPR LIGPFCQRYP
     GINVSLKVTN HEGLINRIND NLDDLYVLSR PPSGFDITVQ PFLDNPLVVV GPASHPLANQ
     RGISLERLAQ EPFILRERGS GTREATEQLF AAHNLNLNVK LDLGSNEAIK QAILGGLGLA
     VLSYHTLTSA GATPELKMFE VEGFPIHRQW HAVYPAGKQL STVAATFLDY LLTESQRIAA
     DIQIPESTTT DPELDAPQPV VGV