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Merck

SAE0091

Sigma-Aldrich

Lysostaphin from Staphylococcus staphylolyticus

free of DNA contaminants, ≥500 units/mg protein, lyophilized powder, suitable for Microbiome research

Synonim(y):

Lysostaphin from Staphylococcus staphylolyticus, Glycyl-glycine Endopeptidase

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About This Item

Numer CAS:
Numer EC enzymu:
Numer MDL:
Kod UNSPSC:
12352202
NACRES:
NA.54

product name

Lysostaphin from Staphylococcus staphylolyticus, free of DNA contaminants, suitable for Microbiome research, lyophilized powder, ≥500 units/mg protein

pochodzenie biologiczne

microbial (Staphylococcus staphylotyticus)

Postać

lyophilized powder

aktywność właściwa

≥500 units/mg protein

masa cząsteczkowa

27 kDa

Właściwości

DNA free

Warunki transportu

wet ice

temp. przechowywania

−20°C

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Zastosowanie

Purified extracellular lysostaphin from S. staphylolyticus SAE0091 undergoes strict quality control testing to ensure the absence of detectable levels of contaminating DNA using 35 cycles PCR amplification of 16S and 18S rDNA using universal primer sets.
Lysostaphin is a zinc metalloenzyme isolated from a bacterial culture of Staphylococcus staphylolyticus. It has specific lytic action against other Staphylococcus species, including S. aureus.1,2 Lysostaphin has
hexosaminidase, amidase, and endopeptidase activities. It cleaves polyglycine crosslinks in the cellular wall which leads to cell lysis of Staphylococcus species, but not of other bacterial genera. [Pharmaceuticals 2010, 3(4), 1139-1161]
Lysostaphin is a single polypeptide chain of 246 amino acids, a molecular mass of 26,926 Da, isoelectric point of 9.5, (5) and an activity pH optimum of 7.5.(6)

Działania biochem./fizjol.

Lysostaphin is a zinc endopeptidase with a molecular weight of approximately 25 kDa. Because lysostaphin cleaves the polyglycine cross-links in the peptidoglycan layer of the cell wall of Staphylococcus species it has been found useful for cell lysis and also as a potential anti-microbial therapeutic. pH Optimum for activity: ~7.5.
Lysostaphin is a zinc endopeptidase with a molecular weight of approximately 25 kDa. Because lysostaphin cleaves the polyglycine cross-links in the peptidoglycan layer of the cell wall of Staphylococcus species it has been found useful for cell lysis and also as a potential anti-microbial therapeutic.
pH Optimum for activity: ~7.5

Definicja jednostki

One unit will reduce the turbidity (A620) of a suspension of Staphylococcus aureus cells from 0.250 to 0.125 in 10 min at pH 7.5 at 37°C in a 6.0 ml reaction mixture.

Postać fizyczna

Supplied as a lyophilized powder containing 50–70% protein with the balance primarily as NaCl.
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Piktogramy

Health hazard

Hasło ostrzegawcze

Danger

Zwroty wskazujące rodzaj zagrożenia

Zwroty wskazujące środki ostrożności

Klasyfikacja zagrożeń

Resp. Sens. 1

Kod klasy składowania

11 - Combustible Solids

Klasa zagrożenia wodnego (WGK)

WGK 3

Temperatura zapłonu (°F)

Not applicable

Temperatura zapłonu (°C)

Not applicable


Certyfikaty analizy (CoA)

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Dokumenty związane z niedawno zakupionymi produktami zostały zamieszczone w Bibliotece dokumentów.

Odwiedź Bibliotekę dokumentów

Kojiro Tsujihana et al.
Proceedings of the National Academy of Sciences of the United States of America, 119(25), e2116027119-e2116027119 (2022-06-16)
The epidermis is the outermost layer of the skin and the body's primary barrier to external pathogens; however, the early epidermal immune response remains to be mechanistically understood. We show that the chemokine CXCL14, produced by epidermal keratinocytes, exhibits robust
Ronald M Galiwango et al.
Microbiome, 10(1), 7-7 (2022-01-20)
Coronal sulcus (CS) anaerobe abundance and IL-8 levels are linked to HIV acquisition, and are dramatically reduced after penile circumcision (PC). The distal urethra may be the site of some HIV acquisition before PC, and presumably most acquisition post PC. We
Judy J J Ou et al.
Frontiers in cellular and infection microbiology, 6, 187-187 (2017-01-14)
Background:Staphylococcus aureus (S. aureus) small colony variants (SCVs) can survive within the host intracellular milieu and are associated with chronic relapsing infections. However, it is unknown whether host invasion rates and immune responses differ between SCVs and their wild-type counterparts.
Caroline Meyer Olesen et al.
Microorganisms, 9(7) (2021-08-08)
Investigation of changes in the skin microbiome following treatment of atopic dermatitis (AD) with dupilumab may provide valuable insights into the skin microbiome as a therapeutic target. The aim of this study is to assess changes in the AD skin
Anna Cäcilia Ingham et al.
Applied and environmental microbiology, 87(18), e0122521-e0122521 (2021-07-01)
Drivers of pig trucks constitute a potential route of human transmission of livestock-associated methicillin-resistant Staphylococcus aureus clonal complex 398 (LA-MRSA CC398). In this study, we determined MRSA prevalence in pig truck drivers (n = 47) and monitored the nasal microbiota of 9

Produkty

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

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