Merck, 208772-1MG, Calpain-1 Substrate II, Fluorogenic

General description
An internally quenched peptide substrate that is optimized for calpain-1 amino acid recognition motifs at the primed as well as the non-primed sides. Shown to be kinetically superior, in terms of turnover rate, to Calpain Substrate III, Fluorogenic (Cat. No. 208771), Calpain-1 Substrate, Fluorogenic (Cat. No. 208748), and Calpain Substrate II, Fluorogenic (Cat. No. 208731) by ~8-, 18-, and 310-fold, respectively. Excitation: ~335 nm; emission: ~505 nm.
Biochem/physiol Actions
Cell permeable: no
Primary Target
Calpain-1 Substrate
Product does not compete with ATP.
Reversible: no
Packaging
Packaged under inert gas
Physical form
Supplied as a trifluoroacetate salt.
Preparation Note
Following reconstitution, aliquot and freeze (-20°C). Stock solutions are stable for up to 3 months at -20°C.
Other Notes
Cuerrier, D., et al. 2007. J. Biol. Chem.282, 9600.
Cuerrier, D., et al. 2005. J. Biol. Chem.280, 40632.
H₂N-Glu(EDANS)-Pro-Leu-Phe~Ala-Glu-Arg-Lys(DABCYL)-CO₂H
Legal Information
CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany
Disclaimer
Toxicity: Irritant (B)