来源：溶组织棱状芽胞杆菌
活力定义：One FALGPA hydrolysis unit hydrolyzes 1.0 μmole of furylacryloyl-Leu-Gly-Pro-Ala per min at pH 7.5 at 25 °C in the presence of calcium ions。One neutral protease unit hydrolyzes casein to produce color equivalent to 1.0 μmole tyrosine per 5 hr at pH 7.5 at 37℃。One clostripain unit hydrolyzes 1.0 μmole of BAEE per min at pH 7.6 at 25℃ in the presence of DTT
最适pH值：7～8
用途： 具有独特的消化天然胶原和变性胶原能力。去污剂、六氯环己烷和重金属离子可降低酶活性。专一作用于原胶原，使其断裂进而被其他蛋白酶水解，不水解纤维蛋白，球蛋白