固定化木瓜蛋白酶与溶液酶性质的比较学生姓名刘晶指导老师万善霞摘要:本文就木瓜蛋白酶固定化后的性质与其溶液酶性质进行了初步比较
以变性的卵清蛋白为载体,以戊二醛做交联剂固定木瓜蛋白酶
结果表明:与溶液酶相比,固定化后的木瓜蛋白酶最适反应温度提高了30℃,最适反应PH向碱性方向移动2
0,其热稳定性及耐热性均较溶液酶有显著提高
关键词:木瓜蛋白酶;固定化;卵清蛋白;戊二醛ComparisonofthepropertiesimmobilizedpapainandsolublepapainLiuJingWanShanxiaAbstract:Inthispaper,theimmobilizedpapainwiththenatureofapreliminarynatureofthesolublepapaincompared
Todenaturedeggwhiteproteinasthesupportwithglutaraldehydeasthecross-linker
Theresultshowedthat:comparedwiththesolublepapain,immobilizedpapainincreasedtheoptimumtemperature30℃,optimumPH2
0tothebasicdirection,Thethermostabilityandthermotoleranceoftheimmobilizedpapainareobviouslyincreasedcomparedtothoseofthesolubleone
Keywords:papain;immobilization;eggwhiteprotein;glutaraldehyde目录1
序言‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥