

产品信息:
中(zhong)文名称:胃蛋白酶 1:3000
英文名称:Pepsin1:3000
说明:生化研究;蛋白质结构分析(xi)。
别名:胃液素
CAS:9001-75-6
外观:类白色(se)冻干(gan)粉或(huo)白色(se)到微(wei)黄色(se)鳞片或(huo)颗粒,也(ye)有海绵状的。
特性:活性:1:3000-1:3500
重金属(%):≤0.004
溶(rong)解性 :溶(rong)于水,参考(kao)浓度2%。
R:36/37/38-42/43 S:36/37/39
储存条件:2-8℃
说明(ming):An enzyme in the gastric juice which hydrolyses proteins to give smaller polypeptides. Active only at acid pH, 1.5-2.5. Secreted as the inactive precursor pepsinogen, which is activated by acid. Preferentially cleaves C-terminal to Phe, Leu and Glu. It does not cleave at Val, Ala or Gly. Active in 4 M urea and 3 M guanidine HCl. Stable at 60 °C. Pepsin is irreversibly inactivated at pH>6.

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