Description_x000D_ Application_x000D_ β-Chloro-L-alanine hydrochloride has been used:_x000D_ • as a substrate for screening tyrosine phenol lyase steady state kinetics_x000D_ • in the inhibition of serine palmitoyltransferase and cytotoxicity studies in lymphocyte Ly-1 cells_x000D_ • as an inhibitor of alanine transaminase in wheat germ cell-free protein synthesis system_x000D_ Biochem/physiol Actions_x000D_ β-Chloro-L-alanine hydrochloride is an inhibitor of alanine aminotransferase (ALAT). Inhibition of ALAT leads to suppression of tumor progression in lung carcinoma.