Description_x000D_ Application_x000D_ Phenylalanine ammonia-lyase has been used in a study to assess the effect of heat treatment on lignification of postharvest bamboo shoots. It has also been used in a study to investigate the effect of light on gene expression and podophyllotoxin biosynthesis in Linum album cell culture._x000D_ Biochem/physiol Actions_x000D_ Phenylalanine Ammonia-Lyase from Rhodotorula glutinis can be cleaved and inactivated by the proteases chymotrypsin, subtilisin, and trypsin._x000D_ Unit Definition_x000D_ One unit will deaminate 1.0 μmole of L-phenylalanine to trans-cinnamate and NH3 per min at pH 8.5 at 30 °C._x000D_ Physical form_x000D_ Solution in 60% glycerol, 3 mM Tris-HCl, pH 7.5, containing up to 0.5 M (NH4)2SO4_x000D_ Analysis Note_x000D_ Protein determined by biuret