Histidine Ammonia-Lyase
Synonyms
Ammonia-Lyase, Histidine
Deaminase, Histidine
Histidase
Histidinase
Histidine Ammonia Lyase
Histidine Deaminase
Histidine alpha Deaminase
Histidine alpha-Deaminase
L-Histidine ammonia-lyase
alpha-Deaminase, Histidine
An enzyme that catalyzes the first step of histidine catabolism, forming UROCANIC ACID and AMMONIA from HISTIDINE. Deficiency of this enzyme is associated with elevated levels of serum histidine and is called histidinemia (AMINO ACID METABOLISM, INBORN ERRORS).