P2308
蛋白酶 K 来源于林伯氏白色念球菌
lyophilized powder, Molecular Biology, BioUltra, ≥30 units/mg protein
别名:
肽链内切酶
选择尺寸
关于此项目
产品名称
蛋白酶 K 来源于林伯氏白色念球菌, lyophilized powder, Molecular Biology, BioUltra, ≥30 units/mg protein
grade
Molecular Biology
product line
BioUltra
form
lyophilized powder
specific activity
≥30 units/mg protein
mol wt
28.93 kDa
composition
Protein, ≥90% biuret
impurities
≤1 ppm DNA
foreign activity
DNAse, Nickase and RNAse, none detected
shipped in
wet ice
storage temp.
−20°C
Quality Level
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Application
用于去除内毒素结合的阳离子蛋白，如溶菌酶和核糖核酸酶A。
据报道，其可用于分离肝、酵母和绿豆线粒体
用于测定酶在细胞膜上的定位
用于石蜡包埋组织切片的处理，暴露用于抗体标记的抗原结合位点。
用于可传播海绵状脑病(TSE)研究中朊病毒脑组织样本蛋白的消化。
Biochem/physiol Actions
Other Notes
signalword
Danger
hcodes
Hazard Classifications
Eye Irrit. 2 - Resp. Sens. 1 - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
存储类别
11 - Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
dust mask type N95 (US), Eyeshields, Faceshields, Gloves
法规信息
How should I prepare solutions of Product P2308, Proteinase K?
Solutions can be prepared in 25-50 mM Tris-HCl buffer, pH 8.0, containing 1-5 mM Calcium chloride.
How should I store solutions of Product P2308, Proteinase K?
Stock solutions in 40% glycerol of at least 20 mg/ml can be stored in 10 mM Tris-HCl buffer, pH 7.5.with 1 mM calcium acetate (see product P4850). Solutions are also stable at pH 8 at 4°C.
What is the recommended pH range for Product P2308, Proteinase K?
Proteinase K is normally used in the pH range of 7.5-8.0.
What amount of Product P2308, Proteinase K, should I use for nucleic acid preparations?
Amounts for typical usage is 50-200 μg/mL.
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.
My question is not addressed here, how can I contact Technical Service for assistance?
Ask a Scientist here.
商品
Balancing Proteinase K cost with quality and technical support ensures optimal enzyme selection for diverse applications.
Guidelines on use of proteinase K, an enzyme commonly used to degrade proteins, and protect DNA and RNA from degradation in samples.
In blood DNA extraction, Proteinase K, an enzyme commonly used to degrade proteins, can help break down the cellular and nuclear membranes, releasing DNA from the cells that protect it from degradation and increase purity/yield making it more suitable for various molecular biology techniques.
Pro K aids in disrupting cell membranes for DNA release, crucial for downstream molecular biology techniques.
实验方案
GenElute™ Bacterial Genomic DNA Kit protocol describes a simple and convenient way for the isolation of pure genomic DNA from bacteria.
The GenElute™ Blood Genomic DNA Kit Protocol provides a simple and convenient way to isolate pure genomic DNA from fresh or aged whole blood.
The GenElute Mammalian Genomic DNA Purification Kit Protocol describes the isolation of pure, high molecular weight DNA from a variety of mammalian sources.
Proteinase K activity measured via spectrophotometry using hemoglobin substrate, crucial for enzyme characterization.
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