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Merck
CN

10080

Sigma-Aldrich

α-淀粉酶 来源于猪胰腺

powder, ~50 U/mg

别名:

α-淀粉酶

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关于此项目

EC 号:
UNSPSC代码:
12352204
NACRES:
NA.54
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生物来源

hog pancreas

质量水平

表单

powder

比活

~50 U/mg

储存温度

−20°C

相关类别

一般描述

胰α淀粉酶由胰腺泡细胞产生并释放至十二指肠。它是胰液的主要分子。

应用

α-猪胰腺淀粉酶用于:
  • 体外消化系统,研究豌豆球蛋白的水解
  • 体外α淀粉酶抑制研究
  • 制备人体消化系统的体外模型消化液(唾液)

生化/生理作用

α-淀粉酶是一种淀粉水解酶,用于生产对能量摄取至关重要的葡萄糖。它可催化水解淀粉中的α-1,4-糖苷键,形成葡萄糖、麦芽糖和麦芽三糖单元。在哺乳动物中,α-淀粉酶通过减少Na+/葡萄糖转运载体1(SGLT1)并刺激糖蛋白N-聚糖介导淀粉消化,调节糖同化。α-淀粉酶抑制剂与II型糖尿病的治疗有关。α-淀粉酶是一种广为人知的工业酶,适用于食品、洗涤、纺织、发酵和制药行业。

其他说明

1单位酶相当于在pH 6.9和25℃条件下,每分钟释放1 μmol麦芽糖所需的酶量(淀粉符合Zulkowsky,货号85642,作为底物)
最佳pH和温度分别为6.9和53 °C;钙是活性所必需的,也能防止胰蛋白酶降解;表征。

象形图

Health hazard

警示用语:

Danger

危险声明

预防措施声明

危险分类

Resp. Sens. 1

储存分类代码

11 - Combustible Solids

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

dust mask type N95 (US), Eyeshields, Faceshields, Gloves

法规信息

动植物源性产品

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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