ID   EXOX_RHILP              Reviewed;          86 AA.
AC   P14801;
DT   01-APR-1990, integrated into UniProtKB/Swiss-Prot.
DT   01-APR-1990, sequence version 1.
DT   25-MAY-2022, entry version 67.
DE   RecName: Full=Exopolysaccharide production repressor protein;
DE   AltName: Full=Polysaccharide inhibition protein;
GN   Name=exoX; Synonyms=psi, psiA;
OS   Rhizobium leguminosarum bv. phaseoli.
OG   Plasmid sym pRP2JI.
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Hyphomicrobiales;
OC   Rhizobiaceae; Rhizobium/Agrobacterium group; Rhizobium.
OX   NCBI_TaxID=385;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX   PubMed=3474492; DOI=10.1007/bf00331502;
RA   Borthakur D., Johnston A.W.B.;
RT   "Sequence of psi, a gene on the symbiotic plasmid of Rhizobium phaseoli
RT   which inhibits exopolysaccharide synthesis and nodulation and demonstration
RT   that its transcription is inhibited by psr, another gene on the symbiotic
RT   plasmid.";
RL   Mol. Gen. Genet. 207:149-154(1987).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC   STRAIN=8401;
RX   PubMed=7517767; DOI=10.1099/13500872-140-5-1223;
RA   Mimmack M.L., Borthakur D., Jones M.A., Downie J.A., Johnston A.W.;
RT   "The psi operon of Rhizobium leguminosarum biovar phaseoli: identification
RT   of two genes whose products are located at the bacterial cell surface.";
RL   Microbiology 140:1223-1229(1994).
CC   -!- FUNCTION: Inhibition of exopolysaccharide synthesis (EPS) and
CC       nodulation ability (NOD).
CC   -!- PATHWAY: Glycan metabolism; exopolysaccharide biosynthesis.
CC   -!- SUBCELLULAR LOCATION: Cell membrane {ECO:0000305}; Single-pass membrane
CC       protein {ECO:0000305}.
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DR   EMBL; X05329; CAA28946.1; -; Genomic_DNA.
DR   EMBL; L26581; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR   AlphaFoldDB; P14801; -.
DR   SMR; P14801; -.
DR   UniPathway; UPA00631; -.
DR   GO; GO:0016021; C:integral component of membrane; IEA:UniProtKB-KW.
DR   GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR   GO; GO:0000271; P:polysaccharide biosynthetic process; IEA:UniProtKB-KW.
PE   4: Predicted;
KW   Cell membrane; Exopolysaccharide synthesis; Membrane; Nodulation; Plasmid;
KW   Transmembrane; Transmembrane helix.
FT   CHAIN           1..86
FT                   /note="Exopolysaccharide production repressor protein"
FT                   /id="PRO_0000087138"
FT   TRANSMEM        18..38
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   REGION          44..86
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        45..80
FT                   /note="Basic and acidic residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ   SEQUENCE   86 AA;  10026 MW;  2AEC060F1C13038F CRC64;
     MHQRCFGLRA SLSIFKAFAV TLAASVFLQV VYFLSLLFMS FRPTRESDRS IHSGTRQADQ
     PQKRDRDKTE QSNVPKLDPR RKRRTP