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- 2026年03月06日
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- 详细信息
- 文献和实验
- 技术资料
- 保质期：
3年
- 英文名：
β-Amylase (Barley) (powder)
- 库存：
请咨询
- 供应商：
上海经科化学科技有限公司
- CAS号：
9000-91-3
- 保存条件：
常温/冷藏
- 规格：
2g/1g
| 规格： | 2g | 产品价格： | ￥5871.0 |
|---|---|---|---|
| 规格： | 1g | 产品价格： | ￥3513.0 |
β-淀粉酶β-Amylase介绍：
中文名称：β-淀粉酶[大麦]粉末
英文名称：β-Amylase (Barley) (powder)
货号：E-BARBP
规格：2g
价格：5871元
High purity β-Amylase (Barley) for use in research, biochemical enzyme assays and in vitro diagnostic analysis.
Powder enzyme form (2000°L) is for use in AACC and ASBC α-amylase assay procedures.
| Content: | 1 g or 2 g |
| Shipping Temperature: | Ambient |
| Storage Temperature: | Below -10oC |
| Formulation: | In BSA plus ammonium sulphate powder |
| Physical Form: | Powder |
| Stability: | > 1 year under recommended storage conditions |
| Enzyme Activity: | β-Amylase |
| EC Number: | 3.2.1.2 |
| CAZy Family: | GH14 |
| CAS Number: | 9000-91-3 |
| Synonyms: | beta-amylase; 4-alpha-D-glucan maltohydrolase |
| Source: | Hordeum vulgare |
| Molecular Weight: | 58,300 |
| Expression: | From barley flour |
| Specificity: | Hydrolysis of (1,4)-α-D-glucosidic linkages in polysaccharides so as to remove successive maltose units from the non-reducing ends of the chains. |
| Specific Activity: | ~ 500 U/mg (40oC, pH 6.0 on soluble starch) |
| Unit Definition: | One Unit of β-amylase activity is defined as the amount of enzyme required to release one µmole of maltose reducing-sugar equivalents per minute from soluble starch (10 mg/mL) in sodium phosphate buffer (200 mM), pH 6.0 at 40oC. |
| Temperature Optima: | 60oC |
| pH Optima: | 6 |
| Application examples: | For use in AACC and ASBC α-amylase assay procedures. |
| Method recognition: | EBC Method 4.13 and ASBC Method Malt 7 |
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Beta淀粉酶说明书(PDF)请向客服索取！
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文献和实验1.Comparison of molecular structure of oca (Oxalis tuberosa), potato, and maize starches.
Zhu, F. & Cui, R. (2019). Food Chemistry, 296, 116-122.
Zhu, F. & Hao, C. (2018). Food Hydrocolloids, 80, 206-211.
is the same for all species, there are some differences in handling cells. This protocol is developed and tested for E. coli . It should work the same way for other bacteria but that remains to be proven. Published protocols also exist for other bacterial species, including
-4-葡萄糖水解酶(α-1，4-glucan 4-glucanohydrolase)和 α-1， 4-葡聚糖-麦芽糖水解酶(α-1，4-glucan maltohydrolase)的名称等而被使用。 γ-淀粉酶 葡萄糖淀粉酶，糖化酶，编号E.C.3.2.1.3 γ-淀粉酶(γ-amylase)是外切酶，从淀粉分子 非还原端依次切割α(1→4)链糖苷键和α(1→6)链糖苷键，逐个切下葡萄糖残基，与β-淀粉酶类似，水解产生的游离半缩醛羟基发生转位作用，释放β-葡萄
Shrawat, A. K . ， Becker, D. and Lrz, H. ( 2007 ) A g ro b a cteriu m tu m efa cien s-m ed ia ted genetictransformation of barley {H o rd eu m vu lg a re L. ) P la n t S ci. 172, 281-290. 15. Lange, M ., Vincze, E ., Moller
