histidine ammonia-lyase
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Related to histidine ammonia-lyase: histidinemia
his·ti·dine am·mo·ni·a-ly·ase
an enzyme catalyzing deamination of l-histidine to urocanate and ammonia; this enzyme is absent or deficient in people with histidinemia.
Farlex Partner Medical Dictionary © Farlex 2012
his·ti·dine am·mo·ni·a-ly·ase
(his'ti-dēn ă-mō'nē-ă-lī'ās)An enzyme catalyzing deamination of l-histidine; this enzyme is absent or deficient in people with histidinemia.
Synonym(s): histidase.
Synonym(s): histidase.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
histidine ammonia-lyase
A liver enzyme that catalyzes l-histidine with the resultant formation of urocanic acid and ammonia. Deficiency of this enzyme causes histidinemia.
See also: histidine
Medical Dictionary, © 2009 Farlex and Partners