Gene Symbol: ECs3363
Description: polyphosphate kinase
Species: Escherichia coli O157:H7 str. Sakai

Top Publications

  1. Kumble K, Ahn K, Kornberg A. Phosphohistidyl active sites in polyphosphate kinase of Escherichia coli. Proc Natl Acad Sci U S A. 1996;93:14391-5 pubmed
  2. Akiyama M, Crooke E, Kornberg A. The polyphosphate kinase gene of Escherichia coli. Isolation and sequence of the ppk gene and membrane location of the protein. J Biol Chem. 1992;267:22556-61 pubmed
    ..PPK has been purified from overproducing cells after release from attachment to the cell outer membrane; the purified soluble PPK reassociate with cell membrane fractions. About 850 molecules of PPK are found in a wild type cell. ..
  3. Akiyama M, Crooke E, Kornberg A. An exopolyphosphatase of Escherichia coli. The enzyme and its ppx gene in a polyphosphate operon. J Biol Chem. 1993;268:633-9 pubmed
    ..Mg2+ (1 mM) and a high concentration of K+ (175 mM) support optimal activity. ..