蛋白质水解度的简易测定方法.pdf

2 1 2 2002 6 Vol.2 1, No.2 Journal of Guangxi Agric. and Biol. Science June, 2002 a : 1008 3464 (2002) 02 0113 03 1 2 2 袁斌 , 吕桂善, 刘小玲 ( 1 , 518019; 2 , 530004) : , pH STAT , , , , : ; ; pH STAT : TQ936. 1: A Th e simpl e method of det er min in g f or the degr ee of hydr olysis of pr ot eins 1 2 2 YUANG Bin , LU Gui s an , LIU Xiao ling ( 1 S enz en C engye Freeze Corpor ation Limited, S enz en 518019, C ina; 2 , . , 530004, ) Biotec nology and Sugar Engineering College Guangxi Univ Nanning C ina Ab str act : A simple and workable met od , w ic was based on pH STAT met od for deter-, mining t e degree of ydr olysis of protein , was intr oduced in t e present paper. T is met od can be used in lab and food industry wit good results and little reagents consumptions. Key wor ds : protein; degree of ydr olysis; pH STAT Met od , , , , , , , , , (Degree of ydrolysis, DH ) , : DH % = h/ htot 100% , ( / ) , tot h mmol g h , , , , , , htot 8. 2 mmol/ g a : 2001 08 18 : (X0102019) : 1973 , , , ; 114 2 1 , , 100%; , 0- NH2 - COOH , , , - 2 - , NH COOH h