ID   RBCR_CYAM1              Reviewed;         303 AA.
AC   Q85G62;
DT   06-MAR-2007, integrated into UniProtKB/Swiss-Prot.
DT   01-JUN-2003, sequence version 1.
DT   03-AUG-2022, entry version 95.
DE   RecName: Full=Probable RuBisCO transcriptional regulator;
GN   Name=rbcR; Synonyms=ycf30;
OS   Cyanidioschyzon merolae (strain NIES-3377 / 10D) (Unicellular red alga).
OG   Plastid; Chloroplast.
OC   Eukaryota; Rhodophyta; Bangiophyceae; Cyanidiales; Cyanidiaceae;
OC   Cyanidioschyzon.
OX   NCBI_TaxID=280699;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=NIES-3377 / 10D;
RX   PubMed=12755171; DOI=10.1093/dnares/10.2.67;
RA   Ohta N., Matsuzaki M., Misumi O., Miyagishima S.-Y., Nozaki H., Tanaka K.,
RA   Shin-i T., Kohara Y., Kuroiwa T.;
RT   "Complete sequence and analysis of the plastid genome of the unicellular
RT   red alga Cyanidioschyzon merolae.";
RL   DNA Res. 10:67-77(2003).
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; AB002583; BAC76129.1; -; Genomic_DNA.
DR   RefSeq; NP_848967.1; NC_004799.1.
DR   AlphaFoldDB; Q85G62; -.
DR   SMR; Q85G62; -.
DR   STRING; 45157.CMV044CT; -.
DR   EnsemblPlants; CMV044CT; CMV044CT; CMV044C.
DR   GeneID; 845075; -.
DR   Gramene; CMV044CT; CMV044CT; CMV044C.
DR   KEGG; cme:CymeCp035; -.
DR   eggNOG; ENOG502S17Z; Eukaryota.
DR   HOGENOM; CLU_039613_6_1_1; -.
DR   Proteomes; UP000007014; Chloroplast.
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..303
FT                   /note="Probable RuBisCO transcriptional regulator"
FT                   /id="PRO_0000280076"
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   303 AA;  34197 MW;  0238FE7770BC6EF4 CRC64;
     MTDLPFTLDQ LRIFQAIVVE GSFQKAAQSL YISQPAVSLQ IQNLEQQLNA PLFDRSHRKA
     KLTEAGQVFF KYASRILALC EETCRALEDL HHLQAGSLII GASQTIGTYL MPGLIGLFRQ
     KYPHICVQLQ VHSTRRIAWS VAKGHIDVAV IGGAIPTELI PLLSIQPFAE DELTLIVPPD
     HPFARLSKIQ KEDLYRLRFV SLDRHSTIRK VIDQILHQNG IDTNRLKMEM ELNSIEAIKN
     AVQWGLGAAF VSVCAIAKEL ELNLVREVEI EAISIKRQLY QITNPNRYQS KAAFTFCQQM
     LNV