ID   RBCR_NOSS1              Reviewed;         337 AA.
AC   Q8YQ82;
DT   06-MAR-2007, integrated into UniProtKB/Swiss-Prot.
DT   01-MAR-2002, sequence version 1.
DT   25-MAY-2022, entry version 99.
DE   RecName: Full=Probable RuBisCO transcriptional regulator;
GN   Name=rbcR; OrderedLocusNames=all3953;
OS   Nostoc sp. (strain PCC 7120 / SAG 25.82 / UTEX 2576).
OC   Bacteria; Cyanobacteria; Nostocales; Nostocaceae; Nostoc.
OX   NCBI_TaxID=103690;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=PCC 7120 / SAG 25.82 / UTEX 2576;
RX   PubMed=11759840; DOI=10.1093/dnares/8.5.205;
RA   Kaneko T., Nakamura Y., Wolk C.P., Kuritz T., Sasamoto S., Watanabe A.,
RA   Iriguchi M., Ishikawa A., Kawashima K., Kimura T., Kishida Y., Kohara M.,
RA   Matsumoto M., Matsuno A., Muraki A., Nakazaki N., Shimpo S., Sugimoto M.,
RA   Takazawa M., Yamada M., Yasuda M., Tabata S.;
RT   "Complete genomic sequence of the filamentous nitrogen-fixing
RT   cyanobacterium Anabaena sp. strain PCC 7120.";
RL   DNA Res. 8:205-213(2001).
CC   -!- FUNCTION: Trans-acting transcriptional regulator of RuBisCO genes (rbcL
CC       and rbcS) expression. {ECO:0000250}.
CC   -!- SIMILARITY: Belongs to the LysR transcriptional regulatory family.
CC       {ECO:0000305}.
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DR   EMBL; BA000019; BAB75652.1; -; Genomic_DNA.
DR   PIR; AB2300; AB2300.
DR   RefSeq; WP_010998094.1; NZ_RSCN01000045.1.
DR   AlphaFoldDB; Q8YQ82; -.
DR   SMR; Q8YQ82; -.
DR   STRING; 103690.17133087; -.
DR   EnsemblBacteria; BAB75652; BAB75652; BAB75652.
DR   KEGG; ana:all3953; -.
DR   eggNOG; COG0583; Bacteria.
DR   OMA; DQALDIC; -.
DR   OrthoDB; 750230at2; -.
DR   Proteomes; UP000002483; Chromosome.
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   DNA-binding; Reference proteome; Transcription; Transcription regulation.
FT   CHAIN           1..337
FT                   /note="Probable RuBisCO transcriptional regulator"
FT                   /id="PRO_0000280080"
FT   DOMAIN          6..63
FT                   /note="HTH lysR-type"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00253"
FT   DNA_BIND        23..42
FT                   /note="H-T-H motif"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00253"
SQ   SEQUENCE   337 AA;  37402 MW;  5E99ED3EFC643663 CRC64;
     MSDLPFTLDQ LRILKAIAVE GSFKRAADSL YVSQPAVSLQ VQNLERQLDV PLFDRGGRRA
     QLTEAGHLLL SYGEKILSLC QETCRAIEDL QNLQGGTLIV GASQTTGTYL LPKMIGMFRQ
     KYPDVAVQLH VHSTRRTAWS VANGQVDLAI IGGEIPGELT ESLEIIPYAE DELALILPVF
     HPFTKLDTIQ KEDLYKLQFI TLDSQSTIRK VIDQVLSRSE IDTRRFKIEM ELNSIEAIKN
     AVQSGLGAAF VSTSAIAKEL QMGVLHCTPI DGVVIKRTLW LIFNPNRYRS KAAEAFSQEI
     LPQFATPDWN QDVLKLAQKK LVVNVLDAAI PNTSDDG