类型
Type I-S
形式
essentially salt-free, lyophilized powder
specific activity
≥40 units/mg protein
分子量
25 kDa
纯化方式
3× crystallization
溶解性
1 mM HCl: soluble 2.0 mg/mL, clear
UniProt登记号
储存温度
−20°C
Gene Information
cow ... CTRB1(618826)
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相关类别
应用
生化/生理作用
单位定义
制备说明
分析说明
其他说明
底物
抑制剂
警示用语：
Danger
危险分类
Acute Tox. 4 Oral - Aquatic Acute 1 - Eye Irrit. 2 - Resp. Sens. 1 - Skin Irrit. 2 - STOT SE 3
靶器官
Respiratory system
储存分类代码
11 - Combustible Solids
WGK
WGK 1
个人防护装备
dust mask type N95 (US), Eyeshields, Faceshields, Gloves
分析证书(COA)
输入产品批号来搜索 分析证书(COA) 。批号可以在产品标签上"批“ （Lot或Batch）字后找到。
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如何查找产品货号
在网站页面上，产品编号会附带包装尺寸/数量一起显示（例如：T1503-25G）。请确保 在“产品编号”字段中仅输入产品编号 (示例: T1503).
示例
其它示例：
705578-5MG-PW
PL860-CGA/SHF-1EA
MMYOMAG-74K-13
1000309185
输入内容 1.000309185)
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如何查找COA批号
批号可以在产品标签上"批“ （Lot或Batch）字后面找到。
Aldrich 产品
如果您查询到的批号为 TO09019TO 等，请输入去除前两位字母的批号：09019TO。
如果您查询到的批号含有填充代码（例如05427ES-021），请输入去除填充代码-021的批号：05427ES。
如果您查询到的批号含有填充代码（例如 STBB0728K9），请输入去除填充代码K9的批号：STBB0728。
未找到您寻找的产品？
部分情况下，可能未在线提供COA。如果搜索不到COA，可在线索取。
Which document(s) contains shelf-life or expiration date information for a given product?
If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.
How do I get lot-specific information or a Certificate of Analysis?
The lot specific COA document can be found by entering the lot number above under the "Documents" section.
How do I find price and availability?
There are several ways to find pricing and availability for our products. Once you log onto our website, you will find the price and availability displayed on the product detail page. You can contact any of our Customer Sales and Service offices to receive a quote. USA customers: 1-800-325-3010 or view local office numbers.
What is the Department of Transportation shipping information for this product?
Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product.
How should I prepare a solution of α-Chymotrypsin, Product C7762?
It is recommended to reconstitute product C7762 in 1 mM hydrochloric acid containing 2 mM calcium chloride. The calcium functions as both a stabilizer (and possibly an activator) of the enzyme.
How can solutions of α-Chymotrypsin, Product C7762, be stored?
Stock solutions prepared in 1 mM HCl, containing 2 mM calcium chloride can be stored at -20 °C for about one week.
What is the pH optimum for the enzyme, α-Chymotrypsin, Product C7762?
The pH optimum is between pH 7.5-8.5.
What is the molecular weight of alpha-chymotrypsin from bovine pancreas (Product No. C7762)?
The molecular weight of alpha chymotrypsin, reported in the literature, is approximately 25 kDa. This information and the basic structure description of the enzyme can be found on our product information sheet (under Documents, above).
My question is not addressed here, how can I contact Technical Service for assistance?
Ask a Scientist here.
商品
Analytical Enzyme Chymotrypsin: Chymotrypsin is produced in the acinar cells of the pancreas as the inactive precursor, chymotrypsinogen.
实验方案
Follow our procedure for the determination of a chymotrypsin activity. This enzymatic assay of alpha chymotrypsin guides you through the entire process and necessary calculations.
按照我们的程序进行胰凝乳蛋白酶活性测定。该α-胰凝乳蛋白酶测定将会指导您完成整个过程以及必要的计算。
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