ID   RBCR_EMIHU              Reviewed;         314 AA.
AC   Q4G384;
DT   06-MAR-2007, integrated into UniProtKB/Swiss-Prot.
DT   30-AUG-2005, sequence version 1.
DT   03-AUG-2022, entry version 63.
DE   RecName: Full=Probable RuBisCO transcriptional regulator;
GN   Name=rbcR; Synonyms=ycf30;
OS   Emiliania huxleyi (Coccolithophore) (Pontosphaera huxleyi).
OG   Plastid; Chloroplast.
OC   Eukaryota; Haptista; Haptophyta; Prymnesiophyceae; Isochrysidales;
OC   Noelaerhabdaceae; Emiliania.
OX   NCBI_TaxID=2903;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=CCMP373 / CSIRO-CS-57 / BT6;
RX   PubMed=16303746; DOI=10.1093/dnares/12.2.151;
RA   Sanchez-Puerta M.V., Bachvaroff T.R., Delwiche C.F.;
RT   "The complete plastid genome sequence of the haptophyte Emiliania huxleyi:
RT   a comparison to other plastid genomes.";
RL   DNA Res. 12:151-156(2005).
CC   -!- FUNCTION: Trans-acting transcriptional regulator of RuBisCO genes (rbcL
CC       and rbcS) expression. {ECO:0000250}.
CC   -!- SUBCELLULAR LOCATION: Plastid, chloroplast.
CC   -!- SIMILARITY: Belongs to the LysR transcriptional regulatory family.
CC       {ECO:0000305}.
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DR   EMBL; AY741371; AAX13882.1; -; Genomic_DNA.
DR   RefSeq; YP_277383.1; NC_007288.1.
DR   AlphaFoldDB; Q4G384; -.
DR   SMR; Q4G384; -.
DR   GeneID; 3562466; -.
DR   Proteomes; UP000013827; Unassembled WGS sequence.
DR   GO; GO:0009507; C:chloroplast; 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   Chloroplast; DNA-binding; Plastid; Reference proteome; Transcription;
KW   Transcription regulation.
FT   CHAIN           1..314
FT                   /note="Probable RuBisCO transcriptional regulator"
FT                   /id="PRO_0000280075"
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   314 AA;  35255 MW;  02D7F977BF8917F9 CRC64;
     MSDLPFTLDQ LKIIKTIHRE GSFKTAAKKL YISQPAVSRQ VQNLERQLNT PIFYRDKRKA
     RLTETGHILV KYAEQILSLC EETCQALDEL KSINSGTLVI GASQTTGTYL MPRLIGIFRH
     KYPQISIELK VHSTRRISWG VANGEIDLAI VGGEVPPELQ GTLEIISYAE DELALIIPQA
     HPFATLQSIQ KEDLYRLRFI ALDTQSTIRS VIENTLTQSG IDSRYFKIEM ELNSIEAIKN
     AVQSGLGAAF VSVSAISKEL ELGILHWAKI EDVTIKRTLS ILINPKRYYA NPIKNFEKEI
     MEILLTSAAS TNNP