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Merck

P2308

Proteinase K from Tritirachium album

lyophilized powder, Molecular Biology, BioUltra, ≥30 units/mg protein

동의어(들):

Endopeptidase K

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제품정보 (DICE 배송 시 비용 별도)

CAS 번호:
UNSPSC Code:
12352204
eCl@ss:
32160410
EC Number:
254-457-8
NACRES:
NA.54
MDL number:
EC 번호:
Specific activity:
≥30 units/mg protein
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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

Useful for the proteolytic inactivation of nucleases during the isolation of DNA and RNA.
Useful for the proteolytic inactivation of nucleases during the isolation of DNA and RNA.
Removes endotoxins that bind to cationic proteins such as lysozyme and ribonuclease A.
Reported useful for the isolation of hepatic, yeast, and mung bean mitochondria
Determination of enzyme localization on membranes
Treatment of paraffin embedded tissue sections to expose antigen binding sites for antibody labeling.
Digestion of proteins from brain tissue samples for prions in Transmissible Spongiform Encephalopathies (TSE) research.

Biochem/physiol Actions

Proteinase K is a stable and highly reactive serine protease. Evidence from crystal and molecular structure studies indicates the enzyme belongs to the subtilisin family with an active-site catalytic triad (Asp39-His69-Ser224). It is stable in a broad range of environments: pH, buffer salts, detergents (SDS), and temperature. In the presence of 0.1-0.5% SDS, proteinase K retains activity and will digest a variety of proteins and nucleases in DNA preparations without compromising the integrity of the isolated DNA.

Other Notes

One unit will hydrolyze urea-denatured hemoglobin to produce color equivalent to 1.0 μmole of tyrosine per min at pH 7.5 at 37 °C (color by Folin-Ciocalteu reagent).

pictograms

Health hazardExclamation mark

signalword

Danger

Hazard Classifications

Eye Irrit. 2 - Resp. Sens. 1 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

저장 등급

11 - Combustible Solids

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

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


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Lot/Batch Number

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문서 라이브러리에서 최근에 구매한 제품에 대한 문서를 찾아보세요.

문서 라이브러리 방문

Mamoru Oshiki et al.
Frontiers in microbiology, 9, 830-830 (2018-05-15)
Detection and genotyping of pathogenic RNA viruses in human and environmental samples are useful for monitoring the circulation and prevalence of these pathogens, whereas a conventional PCR assay followed by Sanger sequencing is time-consuming and laborious. The present study aimed
Ruobing Jia et al.
Molecular cancer, 18(1), 161-161 (2019-11-15)
Dynamic N6-methyladenosine (m6A) RNA modification generated and erased by N6-methyltransferases and demethylases regulates gene expression, alternative splicing and cell fate. Ocular melanoma, comprising uveal melanoma (UM) and conjunctival melanoma (CM), is the most common primary eye tumor in adults and
Margarita Zayas et al.
PLoS pathogens, 12(1), e1005376-e1005376 (2016-01-05)
Hepatitis C virus (HCV) nonstructural protein (NS)5A is a RNA-binding protein composed of a N-terminal membrane anchor, a structured domain I (DI) and two intrinsically disordered domains (DII and DIII) interacting with viral and cellular proteins. While DI and DII
Bahram Peivastegan et al.
BMC plant biology, 19(1), 262-262 (2019-06-19)
Stored potato (Solanum tuberosum L.) tubers are sensitive to wet conditions that can cause rotting in long-term storage. To study the effect of water on the tuber surface during storage, microarray analysis, RNA-Seq profiling, qRT-PCR and phytohormone measurements were performed
Sreenivas Adurthi et al.
Scientific reports, 7(1), 17289-17289 (2017-12-13)
Oestrogen controls Foxp3 expression in regulatory T cells (Treg cells) via a mechanism thought to involve oestrogen receptor alpha (ERα), but the molecular basis and functional impact of ERα signalling in Treg cells remain unclear. We report that ERα ligand

문서

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.

모두 보기

프로토콜

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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