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Key Documents

SAE0196

Sigma-Aldrich

Achromopeptidase from bacteria

free of DNA contaminants, suitable for Microbiome research

Synonym(s):

Bacterial Protease

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About This Item

UNSPSC Code:
12352204
NACRES:
NA.54

biological source

bacterial

Quality Level

form

lyophilized powder

specific activity

≥1000 U/mg

feature

DNA free

technique(s)

DNA extraction: suitable

suitability

suitable for cell lysis

application(s)

cell analysis

shipped in

ambient

storage temp.

−20°C

General description

Achromopeptidase is useful for lysis of Gram-positive bacteria that are resistant to lysozyme, as well as Gram-negative organisms. Achromopeptidase has been shown to contain two bacteriolytic proteases. This product is free of detectable microbial DNA and is suitable for microbiome research

Application

Achromopeptidase is useful for lysis of Gram-positive bacteria that are resistant to lysozyme, as well as Gram-negative organisms. Achromopeptidase has been shown to contain two bacteriolytic proteases.

The study of microbial communities has been revolutionized in recent years by the widespread adoption of culture independent analytical techniques such as 16S rRNA gene sequencing and metagenomics. Since DNA contamination during sample preparation is a major problem of these sequence-based approaches, DNA extraction reagents free of DNA contaminants are essential. This product undergoes strict quality control testing to ensure the absence of detectable levels of contaminating microbial DNA using 35 cycles PCR amplification of 16S and 18S rDNA using universal primer sets.

Biochem/physiol Actions

Achromopeptidase is a lysyl endopeptidase that has a molecular weight of approximately 27 kDa. Optimum pH is 8.5-9.

Features and Benefits

Contains two bacteriolytic proteases for efficient lysis of Gram-positive bacteria and Gram-negative organisms

Free of detectable microbial DNA, ensuring the accuracy of metagenomics and other culture-independent sequencing methods

Undergoes strict quality control testing to ensure the absence of detectable levels of contaminating microbial DNA

Optimum pH of 8.5-9 allows for use in a wide range of microbiome studies

Unit Definition

One unit will lyse 0.4 μg of Micrococcus lysodeikticus per minute by turbidimetric detection at 600 nm when suspended in buffer at pH 8.0 at 37 °C.

Pictograms

Health hazard

Signal Word

Danger

Hazard Statements

Precautionary Statements

Hazard Classifications

Resp. Sens. 1

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

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Articles

Enzymatic cell lysis and protoplast prep processes demystified, revealing complex enzymatic reactions during sample preparation.

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