Proteinase K Lyophilized Powder, Thermo Scientific Chemicals

Description

• Used in the isolation of native, high molecular weight DNA and RNA
• Used as a general protease to inactivate DNases, RNases and to degrade proteins
• Specifically modifies cell surface proteins and glycoproteins for analysis of membrane structures for protein localization
• Produces characteristic protein fragments used in enzyme/protein structure and function studies
• This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio
• Some documentation and label information may refer to the legacy brand
• The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals
• Lyophilized powder Source: Tritirachium album Concentration: 20 - 50units/mg Molecular weight: 28.9kDa Optimum pH: 4.0 - 12.5 Optimum temperature: 65°C Activators: Stimulated by 0.2 - 1% SDS or 1 - 4M urea Inactivated by PMSF(1); Not inactivated by EGTA, thiol reagents or trypsin/chymotrypsin inhibitors Applications: Used in isolation of native, high molecular weight DNA and RNA Used as general protease to inactivate DNases, RNases and to degrade proteins Specifically modifies cell surface proteins and glycoproteins for analysis of membrane structures for protein localization Produces characteristic protein fragments used in enzyme/protein structure and function studies