木瓜蛋白酶,BR,800u/mg
英文名称: Papain
型号:null    产品货号: XY10011
价格:请致电:010-57128832,18610462672
品牌: 中国
试剂级别: 试剂级

木瓜蛋白酶,BR,800u/mg

英文名: Papain
别名: 番木瓜酶;木瓜朊酶;番瓜酵素;木瓜酶
CAS号: 9001-73-4
MDL: MFCD00131791
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木瓜蛋白酶,BR,800u/mg

产品介绍MSDS与安全信息质检证书(CoA)相关产品
分子量:21000~23000
最适温度:65℃
最适pH:6.0~7.0
木瓜蛋白酶,BR,800u/mg性状:为乳白色至微黄色粉末,具有木瓜特有的气味,稍具有吸湿性。水解蛋白质能力强,但几乎不能分解蛋白胨,易溶于水,甘油,不溶于一般的有机溶剂,耐热性强。 成分:木瓜蛋白酶,葡萄糖 建议用量:按物料重量的0.1~0.3%添加
储存条件: 2-8℃
用途: 一种能水解多肽、酰胺和酯的酶。其分子由212残基的折叠多肽键组成。微有吸湿性。对光敏感。不完全的溶于水和甘油,几乎不溶于多数有机溶剂。酶反应:裂解Arg-、Lys-、Phe-、X氨基酸。模型底物为***甲酰精氨酸乙酯(BAEE)、N-***甲酰-L-精氨酸对*****胺(N-α-Bz-L-Arg-4-NA)、苄氧羰酰缬氨酰甘氨酰精氨酸对*****胺(Chromozym TRY)。激活剂有半胱氨酸(Cys)、谷胱甘肽(GSH)、EDTA、还原剂、*化物。抑制剂有*(Hg2+)、其他重金属、***乙酸、N-对基顺丁烯二

 

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产品简介:

该酶催化契合双链DNARNA5-***酸末端和3-羟基末端形成***酸二酯键。需ATP做辅酶。不仅能够催化平滑末端或粘性末端DNA之间的连接,还可以修复双链DNARNADNA/RNA杂交双链中的单链切口。

活性定义:

    20μl反应体系中,在16下反应30min时, 6μgλDNA/HindIII的酶切产物,90%以上的DNA片段被连接所需要的酶量定义为1个活性单位。本酶1U相当于0.008 Weiss Unit

用途:

Ø  DNA片段和载体DNA的连接

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