ID   RBCR_ALLVI              Reviewed;         302 AA.
AC   P25544;
DT   01-MAY-1992, integrated into UniProtKB/Swiss-Prot.
DT   01-MAY-1992, sequence version 1.
DT   25-MAY-2022, entry version 78.
DE   RecName: Full=RuBisCO operon transcriptional regulator;
GN   Name=rbcR;
OS   Allochromatium vinosum (Chromatium vinosum).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Chromatiales; Chromatiaceae;
OC   Allochromatium.
OX   NCBI_TaxID=1049;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX   PubMed=1907267; DOI=10.1128/jb.173.16.5224-5229.1991;
RA   Viale A.M., Kobayashi H., Akazawa T., Henikoff S.;
RT   "rbcR, a gene coding for a member of the LysR family of transcriptional
RT   regulators, is located upstream of the expressed set of ribulose 1,5-
RT   bisphosphate carboxylase/oxygenase genes in the photosynthetic bacterium
RT   Chromatium vinosum.";
RL   J. Bacteriol. 173:5224-5229(1991).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA] OF 1-57.
RX   PubMed=2708310; DOI=10.1128/jb.171.5.2391-2400.1989;
RA   Viale A.M., Kobayashi H., Akazawa T.;
RT   "Expressed genes for plant-type ribulose 1,5-bisphosphate
RT   carboxylase/oxygenase in the photosynthetic bacterium Chromatium vinosum,
RT   which possesses two complete sets of the genes.";
RL   J. Bacteriol. 171:2391-2400(1989).
CC   -!- FUNCTION: Trans-acting transcriptional regulator of RuBisCO genes
CC       (rbcAB) expression.
CC   -!- SIMILARITY: Belongs to the LysR transcriptional regulatory family.
CC       {ECO:0000305}.
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DR   EMBL; M64032; AAA23327.1; -; Genomic_DNA.
DR   EMBL; M26396; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR   PIR; A40369; A40369.
DR   AlphaFoldDB; P25544; -.
DR   SMR; P25544; -.
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; DNA-binding; Transcription; Transcription regulation.
FT   CHAIN           1..302
FT                   /note="RuBisCO operon transcriptional regulator"
FT                   /id="PRO_0000105747"
FT   DOMAIN          1..60
FT                   /note="HTH lysR-type"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00253"
FT   DNA_BIND        20..39
FT                   /note="H-T-H motif"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00253"
SQ   SEQUENCE   302 AA;  34092 MW;  ACEED4AB2EB0E7E1 CRC64;
     MHVSLRQLRV FEAVARHNSY TRAAEELHLS QPAVSMQVRQ LEDEIGLSLF ERLGKQVVLT
     EAGREVFHYS RAIGQSLREM EEVLESLKGV SRGSLRIAVA STVNYFAPRL MAIFQQRHSG
     IGLRLDVTNR ESLVQMLDSN SVDLVLMGVP PRNVEVEAEA FMDNPLVVIA PPDHPLAGER
     AISLARLAEE TFVMREEGSG TRQAMERFFS ERGQTIRHGM QMTRNEAVKQ AVRSGLGLSV
     VSLHTIELEL ETRRLVTLDV EGFPDRRQWY LVYRRGKRLS PAAGAFREFV LSEAARMHCR
     LG