Derived from the fermentation products of Aspergillus niger, acid protease catalyzes amide (peptide) bond hydrolysis in protein or peptide substrates. It is widely used in brewery and manufacture of alcohol, food processing, feed additives, leather processing, etc.
Crude Papain is a cysteine hydrolase that is stable and animated under an extensive variety of conditions. The latex of Carica papaya is a rich wellspring of four cysteine endopeptidases counting papain, chymopapain, glycyl endopeptidase, and caricain.