The milligram quantity of this product will vary from lot to lot. The vial content is dependent upon the protein content and enzymatic activity. The minimum protein content will be 20% and the minimum activity will be 2000 units per milligram of protein. As an example, a batch that reports a protein content of 20% and an activity of 5000 units per milligram protein will have a vial content of 2 mg for the 10,000 unit package size. The protein content and activity are reported in the product Certificate of Analysis. Please see the link below to review a sample or lot specific Certificate:
https://www.sigmaaldrich.com/product/sigma/l2524#product-documentation
L2524
Lyticase from Arthrobacter luteus
lyophilized powder, ≥2,000 units/mg protein, Protein ≥20 % by biuret
Synonyme(s) :
Enzyme de lyse, Lyticase bactérienne
About This Item
Produits recommandés
Source biologique
bacterial (Arthrobacter luteus)
Niveau de qualité
Forme
lyophilized powder
Activité spécifique
≥2,000 units/mg protein
Composition
Protein, ≥20% biuret
Technique(s)
cell based assay: suitable
Adéquation
suitable for cell lysis
Application(s)
diagnostic assay manufacturing
Température de stockage
−20°C
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Application
- pour retirer la paroi de cellules et les transformer en sphéroplastes.
- comme constituant d'une solution de digestion pour incuber des cellules de levure et digérer leurs parois.
- dans l'hydrolyse enzymatique d'un précipité de mycélium pour préparer des protoplastes.
Actions biochimiques/physiologiques
Définition de l'unité
Forme physique
Autres remarques
Mention d'avertissement
Danger
Mentions de danger
Conseils de prudence
Classification des risques
Resp. Sens. 1
Code de la classe de stockage
11 - Combustible Solids
Classe de danger pour l'eau (WGK)
WGK 3
Point d'éclair (°F)
Not applicable
Point d'éclair (°C)
Not applicable
Équipement de protection individuelle
Eyeshields, Gloves, type N95 (US)
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Certificats d'analyse (COA)
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Si vous avez besoin d'une version particulière, vous pouvez rechercher un certificat spécifique par le numéro de lot.
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Protocoles
This procedure may be used for the determination of Lyticase activity using Baker’s yeast as the substrate.
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How many milligrams is 10,000 units of Product L2524 Lyticase from Arthrobacter luteus?
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Is it purified downstream by affinity chromatography or is it just an ammonium sulfate precipitate?
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This product is purified by conventional chromatography following the initial ammonium sulfate precipitation process.
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What is the recommended working concentration of L2524, if a typical 10mg/ml concentration of L1412 is used?
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There have been no tests conducted for product L2524 application on the fungus Aspergillus fumigatus. However, according to a citation in Vet Pathol, 2U/100 ul of fungal extraction has shown good results. The citation is titled "Panfungal Polymerase Chain Reaction for Identification of Fungal Pathogens in Formalin-Fixed Animal Tissues" and was published in July 2017. The DOI is 10.1177/0300985817698207, and the PMID is 28346123
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What is the molecular weight of this product?
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The molecular weight of Lyticase has not been determined.
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What is the molecular weight of this product?
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The molecular weight of Lyticase is not determined.
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I see it is suggested to reconstitute Lyticase fresh. However, if that is not possible, can you store reconstituted Lyticase, L2524, at -20C? If so, for how long?
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The solution stability of this product has not been determined. However, according to Cold Spring Harbor Protocols, lyticase may be stored up to 6 months at 4 deg. C when prepared in 10 mM Tris-CL containing 20% glycerol. This has not been validated. See the link below to this citation:
https://cshprotocols.cshlp.org/content/2017/2/pdb.rec090381.full?rss=1Helpful?
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How can I store Product L2524, Lyticase, once reconstituted?
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When lyticase is reconstituted and stored, it may be stable for no more than 4-6 hours before serious loss of activity is observed. It is suggested that fresh solutions be prepared for use.
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How do I solubilize Product L2524, Lyticase?
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The quality control enzymatic assay protocol for Lyticase uses cold deionized water to make a solution at 500 units/mL.
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How can Product L2524, Lyticase, be used to make yeast spheroplasts?
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The use of lyticase in combination with chitinase and glucuronidase in the preparation of spheroplasts from C. albicans has been described in the following reference: Calvert, C.M., and Sanders, D., "Inositol Trisphosphate-dependent and -independent Ca2+ Mobilization Pathways at the Vacuolar Membrane of Candida albicans". J. Biol. Chem. 270, 7272-7280 (1995).
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What is the Department of Transportation shipping information for this product?
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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.
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