GAL
| PRODUCT DESCRIPTION | |
| Catalog No.: | SDZ500120 |
| Appearance: | White amorphous powder |
| Source: | Microorganism |
| Enzyme Commission Number: | EC 3.2.1.23 |
| CAS Number: | 9031\11\2 |
| Storage temperature: | -20℃ |
| Specific activity: | ≥ 400U/mg protein |
| Unit definition: | One unit will cause the formation of one micromole of ONP from ONPG per min at pH 7.3 at 37℃. |
| PROPERTIES | |
| Molecular weight: | 118 kDa (SDS-PAGE) |
| Isoelectric point: | 4.6 |
| Michaelis constant: | 3.4×10-4 M (O-Nitrophenyl-β-D-Galactoside) |
| Optimum pH: | 7.0 |
| Optimum temperature: | 50℃ |
| pH Stability: | 5.5~9.5 (25℃,20hr) |
| Thermal stability: | < 45℃ (pH 7.3, 15min) |
| Inhibitors: | Co2+ ,Cu2+ ,Ni2+ ,Zn2+ ,Proclin |
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中文名称：半乳糖苷酶
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英文名称：β-galactosidase
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CAS：9031-11-2
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酶活：≥ 400U/mg protein
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活性：One unit will cause the formation of one micromole of ONP from ONPG per min at pH 7.3 at 37℃.
넶浏览量：0
