ID   RBCR_PHATC              Reviewed;         307 AA.
AC   A0T0G2;
DT   06-MAR-2007, integrated into UniProtKB/Swiss-Prot.
DT   09-JAN-2007, sequence version 1.
DT   25-MAY-2022, entry version 54.
DE   RecName: Full=Probable RuBisCO transcriptional regulator;
GN   Name=rbcR; Synonyms=ycf30;
OS   Phaeodactylum tricornutum (strain CCAP 1055/1).
OG   Plastid; Chloroplast.
OC   Eukaryota; Sar; Stramenopiles; Ochrophyta; Bacillariophyta;
OC   Bacillariophyceae; Bacillariophycidae; Naviculales; Phaeodactylaceae;
OC   Phaeodactylum.
OX   NCBI_TaxID=556484;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=CCAP 1055/1;
RX   PubMed=17252281; DOI=10.1007/s00438-006-0199-4;
RA   Oudot-Le Secq M.-P., Grimwood J., Shapiro H., Armbrust E.V., Bowler C.,
RA   Green B.R.;
RT   "Chloroplast genomes of the diatoms Phaeodactylum tricornutum and
RT   Thalassiosira pseudonana: comparison with other plastid genomes of the red
RT   lineage.";
RL   Mol. Genet. Genomics 277:427-439(2007).
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; EF067920; ABK20660.1; -; Genomic_DNA.
DR   RefSeq; YP_874437.1; NC_008588.1.
DR   AlphaFoldDB; A0T0G2; -.
DR   SMR; A0T0G2; -.
DR   GeneID; 4524560; -.
DR   InParanoid; A0T0G2; -.
DR   Proteomes; UP000000759; 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..307
FT                   /note="Probable RuBisCO transcriptional regulator"
FT                   /id="PRO_0000280078"
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"
SQ   SEQUENCE   307 AA;  34726 MW;  8CD33ED8B2EA84DE CRC64;
     MLPFTLQQLR ILKAVATEKN FTKAAELLYL SQPSLSKQIK TLEKNLDILL VNRENNKISL
     TENGKIFLQY SERILALCEE SCRALIDLKN GERGSLTVGA SQTIGTYLMP RVLALFAQNY
     PQIDLKVQVN STRIVAKNIL NREIDIAVVG GEIPLDLKKN LTVEKFVEDE FSLIIPKSHP
     FANKKIVTKE DLYHLNFISL NSNSTIRKFI DNILIQNQID TKQLKIIMQL NSIEAIKTAV
     SLGQGAAFVS SAAIEKEIEL KTIEILKIEN IRITRTLSII SNSESYKSKA FEFFSNELKK
     LKNEIEN