| | | | |Phytase |Phytin |Inosite and |Bran coats | | |H_{3}PO_{4} |of seeds | | | | (_d_) Proteases |Erepsin |Proteins |Amino-acids |Many plants | | | | |Papain |Proteins |Amino-acids |Papaws | | | | |Bromelin |Proteins |Amino-acids |Many plants | | | | |Nuclease |Nucleo- |Proteins and |Many plants | |proteins |nucleic acid | | | | | II. Oxidases | | | | (_a_) Catalases | ........ |Hydrogen |Water and |Nearly | |peroxide |oxygen |all plants | | | | (_b_) Peroxidases | ........ |Organic |"Active" |Nearly | |peroxides |oxygen |all plants | | | | (_c_) Oxidases | ........ |Chromogens |Pigments |Many plants | | | | | |Alcohols and |Acids |Many plants | |phenols | | (_d_) Reductases | ........ | ......... | ......... |Many plants | | | | III. Deaminases |Urease |Urea |Ammonia and | | | |CO_{2} | | | | | |Guanase |Guanine |Xanthine | | | | | |Adenase |Adenine |Hypoxanthine | | | | | IV. Carboxylases | | | | (_a_) | ........ |Keto-acids |Aldehydes | | | |and CO_{2} | | | | | (_b_) | ........ |Amino-acids |Amines and | | | |CO_{2} | | | | | V. Coagulation |Pectase |Coagulates | .......... |Fruits enzymes | |pectic | | | |bodies | | | | | | VI.