Enzyme

3.5.2.9 - 5-oxoprolinase (ATP-hydrolyzing)

Alternative Name(s)
  • Pyroglutamase (ATP-hydrolyzing).
  • 5-oxo-L-prolinase.
  • 5-OPase.

Catalytic Activity

5-oxo-L-proline + ATP + 2 H2O = ADP + H(+) + L-glutamate + phosphate

Cofactors

There are no Cofactors for this Enzyme

Reaction Mechanism

There are no Reaction Mechanism for this Enzyme

Reaction Parameters

  • Kinetic Parameters
    Organism KM Value [mM] Substrate Comment
    Rattus norvegicus 0.03 ATP without 5-oxoproline
    Paecilomyces variotii 0.091 ATP 5-oxo-L-proline as substrate
    Triticum aestivum 0.17 ATP
    Pseudomonas sp. 1 ATP
    Pseudomonas putida 0.15 MgATP2-
  • Temperature
    Organism Temperature Range Comment
    Paecilomyces variotii 30 - 55
  • pH
    Organism pH Range Comment
    Rattus norvegicus 5.4 - 11.3

Associated Proteins

Protein name Organism
5-oxoprolinase subunit A 2 Burkholderia pseudomallei (strain K96243)
5-oxoprolinase subunit A 1 Burkholderia pseudomallei (strain K96243)
5-oxoprolinase subunit A Escherichia coli (strain K12)
5-oxoprolinase Mouse-ear cress
5-oxoprolinase subunit C Escherichia coli (strain K12)

Citations