GenePage for the ppsA gene of Escherichia coli K-12

Primary Gene Name: ppsA
EcoGene Accession Number: EG10759
K-12 Gene Accession Number: ECK1700
MG1655 Gene Identifier: b1702
Gene Name Mnemonic: PEP synthase
Alternate Gene Symbols: pps
Description: Phosphoenolpyruvate synthase; PEP synthase
  # bp Upstream # bp Downstream
Verified Start MW: 87435.08 ---------792 aa Pre-Run BlastP UniProt
Pre-Run BlastP NR+Env
Left End: 1784734
Left Intergenic Region

Name: fadK_ppsA

Length: 56 bp gap

Orientation: Convergent

Left_end: 1784678

Right_end: 1784733

Centisome: 38.45

Genomic Address
Counterclockwise
Minute or Centisome (%) = 38.45
Right End: 1787112
Right Intergenic Region

Name: ppsA_ppsR

Length: 332 bp gap

Orientation: Divergent

Left_end: 1787113

Right_end: 1787444

Centisome: 38.50

PEP synthase is inactivated by an ADP-dependent (additional) phosphorylation of the phosphorylated active site His421 residue, a reaction mediated by PSRP(YdiA); PEP synthase is activated by a Pi-dependent pyrophosphorylase reaction also mediated by PSRP(YdiA) (Burnell, 2010).

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BamHI EcoRI HindIII