MeSH definition : 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).;
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).