recombinant
expressed in E. coli
Quality Level
form
liquid
specific activity
≥1.5 units/mL, ≥6 units/mg protein
packaging
pkg of 50 mIU
manufacturer/tradename
Calbiochem®
storage condition
do not freeze
foreign activity
N-acetylglucosaminidase, α-galactosidase, α-mannosidase, neuraminidases, proteases, none detected
storage temp.
2-8°C
General description
在大肠埃希菌中表达的重组肺炎链球菌 β1,4-半乳糖苷酶。催化非还原性末端β1,4-连接半乳糖的水解。尚不知道该酶可裂解取代的或分支的半乳糖。被附着在倒数第二个糖上的岩藻糖抑制。
注意:1 mU = 1毫单位。
Application
推荐的反应缓冲液:50 mM磷酸钠缓冲液,pH 6.0
Physical form
在25 mM NaCl,20 mM Tris-HCl,pH 7.5中。无菌溶液。
Other Notes
Kierman, U.A., et al. 2004.Proteomincs4, 1825.
Prime, S., et al. 1996.J. Chromatogr. A. 720, 263.
Dwek, R.A., et al. 1993.Annu.Rev. Biochem.62, 65.
Prime, S., et al. 1996.J. Chromatogr. A. 720, 263.
Dwek, R.A., et al. 1993.Annu.Rev. Biochem.62, 65.
一个单位定义为在37°C,pH 5.0下每分钟催化从对硝基苯基-β-D-吡喃半乳糖苷释放1.0 µmol对硝基苯酚的酶量。
Legal Information
CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany
Disclaimer
毒性:标准处理(A)
存储类别
12 - Non Combustible Liquids
flash_point_f
Not applicable
flash_point_c
Not applicable
全球贸易项目编号
| 货号 | GTIN |
|---|---|
| 345806-50MIU | 04055977194081 |
| 345806-500MIU | 04055977194098 |