the best known sources of aspartic proteases are stomach ( for pepsin , gastricsin , and chymosin ) , lysosomes ( for cathepsins d and e ) , kidney ( for renin ) , yeast granules , and fungi ( for secreted proteases such as rhizopuspepsin , penicillopepsin , and endothiapepsin ) .
C0078989
aspartic proteases
C0007427
cathepsins d