Merck, 324713-50UG, Endoproteinase Glu-C, Excision Grade, Staphylococcus aureus

General description
Native endoproteinase Glu-C from Staphylococcus aureus. Serine protease that specifically hydrolyzes peptide bonds at the carboxylic side of glutamic acid and aspartic acid residues. Inhibited by DFP and α₂-macroglobulin. Suggested working concentration: 1:20 to 1:100 (protease:protein by weight) for sequence analysis.
Preparation Note
Following reconstitution, aliquot and freeze (-20°C) for long term storage or refrigerate (4°C) for short term storage. Stock solutions are stable for up to 2 days at 4°C or for up to 1 month at -20°C.
Other Notes
Houmard, J., and Drapeau, G.R. 1972. Proc. Natl. Acad. Sci. USA69, 3506.
One unit is defined as the amount of enzyme that will hydrolyze 1.0 µmol Z-Phe-Leu-Glu-pNA per min at 25°C, pH 7.8.
Legal Information
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Disclaimer
Toxicity: Harmful (C)