Enzyme

4.2.1.49 - Urocanate hydratase

Alternative Name(s)
  • Urocanase.
  • Imidazolonepropionate hydrolase.

Catalytic Activity

4-imidazolone-5-propanoate = H2O + trans-urocanate

Cofactors

NAD(+).

Reaction Mechanism

There are no Reaction Mechanism for this Enzyme

Reaction Parameters

  • Kinetic Parameters
    Organism KM Value [mM] Substrate Comment
    Bos taurus 0.005 Urocanate
    Bacillus subtilis 0.077 Urocanate
    Comamonas testosteroni 0.248 Urocanate
  • Temperature

    There are no reaction parameters information for this Enzyme.

  • pH

    There are no reaction parameters information for this Enzyme.

Associated Proteins

Protein name Organism
Probable urocanate hydratase Halobacterium salinarum (strain ATCC 29341 / DSM 671 / R1)
Urocanate hydratase Human
Putative urocanate hydratase Aquatic fungus
Urocanate hydratase 1 Rhizobium sp. Kim5
Urocanate hydratase (HutU, UROC1) uncultured marine group II/III euryarchaeote AD1000_20_C05

Citations