ID   PSRP_SALPB              Reviewed;         277 AA.
AC   A9N171;
DT   20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT   05-FEB-2008, sequence version 1.
DT   03-AUG-2022, entry version 65.
DE   RecName: Full=Phosphoenolpyruvate synthase regulatory protein {ECO:0000255|HAMAP-Rule:MF_01062};
DE            Short=PEP synthase regulatory protein {ECO:0000255|HAMAP-Rule:MF_01062};
DE            Short=PSRP {ECO:0000255|HAMAP-Rule:MF_01062};
DE            EC=2.7.11.33 {ECO:0000255|HAMAP-Rule:MF_01062};
DE            EC=2.7.4.28 {ECO:0000255|HAMAP-Rule:MF_01062};
DE   AltName: Full=Pyruvate, water dikinase regulatory protein {ECO:0000255|HAMAP-Rule:MF_01062};
GN   Name=ppsR {ECO:0000255|HAMAP-Rule:MF_01062}; OrderedLocusNames=SPAB_01987;
OS   Salmonella paratyphi B (strain ATCC BAA-1250 / SPB7).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Salmonella.
OX   NCBI_TaxID=1016998;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC BAA-1250 / SPB7;
RG   The Salmonella enterica serovar Paratyphi B Genome Sequencing Project;
RA   McClelland M., Sanderson E.K., Porwollik S., Spieth J., Clifton W.S.,
RA   Fulton R., Cordes M., Wollam A., Shah N., Pepin K., Bhonagiri V., Nash W.,
RA   Johnson M., Thiruvilangam P., Wilson R.;
RL   Submitted (NOV-2007) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Bifunctional serine/threonine kinase and phosphorylase
CC       involved in the regulation of the phosphoenolpyruvate synthase (PEPS)
CC       by catalyzing its phosphorylation/dephosphorylation.
CC       {ECO:0000255|HAMAP-Rule:MF_01062}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=[pyruvate, water dikinase] + ADP = [pyruvate, water dikinase]-
CC         phosphate + AMP + H(+); Xref=Rhea:RHEA:46020, Rhea:RHEA-COMP:11425,
CC         Rhea:RHEA-COMP:11426, ChEBI:CHEBI:15378, ChEBI:CHEBI:43176,
CC         ChEBI:CHEBI:68546, ChEBI:CHEBI:456215, ChEBI:CHEBI:456216;
CC         EC=2.7.11.33; Evidence={ECO:0000255|HAMAP-Rule:MF_01062};
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=[pyruvate, water dikinase]-phosphate + H(+) + phosphate =
CC         [pyruvate, water dikinase] + diphosphate; Xref=Rhea:RHEA:48580,
CC         Rhea:RHEA-COMP:11425, Rhea:RHEA-COMP:11426, ChEBI:CHEBI:15378,
CC         ChEBI:CHEBI:33019, ChEBI:CHEBI:43176, ChEBI:CHEBI:43474,
CC         ChEBI:CHEBI:68546; EC=2.7.4.28; Evidence={ECO:0000255|HAMAP-
CC         Rule:MF_01062};
CC   -!- SIMILARITY: Belongs to the pyruvate, phosphate/water dikinase
CC       regulatory protein family. PSRP subfamily. {ECO:0000255|HAMAP-
CC       Rule:MF_01062}.
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DR   EMBL; CP000886; ABX67374.1; -; Genomic_DNA.
DR   RefSeq; WP_000370992.1; NC_010102.1.
DR   AlphaFoldDB; A9N171; -.
DR   SMR; A9N171; -.
DR   KEGG; spq:SPAB_01987; -.
DR   PATRIC; fig|1016998.12.peg.1875; -.
DR   HOGENOM; CLU_046206_1_0_6; -.
DR   OMA; YAQCEFE; -.
DR   BioCyc; SENT1016998:SPAB_RS08105-MON; -.
DR   Proteomes; UP000008556; Chromosome.
DR   GO; GO:0043531; F:ADP binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0005524; F:ATP binding; IEA:InterPro.
DR   GO; GO:0016776; F:phosphotransferase activity, phosphate group as acceptor; IEA:UniProtKB-UniRule.
DR   GO; GO:0004674; F:protein serine/threonine kinase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0006470; P:protein dephosphorylation; IEA:UniProtKB-UniRule.
DR   GO; GO:0006468; P:protein phosphorylation; IEA:UniProtKB-UniRule.
DR   HAMAP; MF_01062; PSRP; 1.
DR   InterPro; IPR005177; Kinase-pyrophosphorylase.
DR   InterPro; IPR026530; PSRP.
DR   PANTHER; PTHR31756; PTHR31756; 1.
DR   Pfam; PF03618; Kinase-PPPase; 1.
PE   3: Inferred from homology;
KW   Kinase; Nucleotide-binding; Serine/threonine-protein kinase; Transferase.
FT   CHAIN           1..277
FT                   /note="Phosphoenolpyruvate synthase regulatory protein"
FT                   /id="PRO_1000084471"
FT   BINDING         157..164
FT                   /ligand="ADP"
FT                   /ligand_id="ChEBI:CHEBI:456216"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01062"
SQ   SEQUENCE   277 AA;  31149 MW;  53EEC8F34D79381B CRC64;
     MDNVVDRHVF YISDGTAITA EVLGHAVMSQ FPVTISSITL PFVENESRAR AVKDQIDAIY
     QQTGVRPLVF YSIVLPEIRA IILQSEGFCQ DIVQALVAPL QQEMKLDPTP IAHRTHGLNP
     GNLNKYDARI AAIDYTLAHD DGISLRNLDQ AQVILLGVSR CGKTPTSLYL AMQFGIRAAN
     YPFIADDMDN LTLPTSLKPL QHKLFGLTID PERLAAIREE RRENSRYASL RQCRMEVAEV
     EALYRKNQIP CLNSTNYSVE EIATKILDIM GLNRRMY