Pyr-Pro-Arg-pNA

Supplier: BACHEM AMERICAS INC

4034068.0025 4034068.0100
L-2145.0025BAEA 645.43 CAD
L-2145.0025BA L-2145.0100BA
Pyr-Pro-Arg-pNA
Proteins and Peptides

The chromogenic substrate pEPR-pNA has been used for the determination of kinetic constants of tryptase (EC 3.4.21.59) from guinea pig (Km = 0.24 - 0.26 mM) and human (Km = 0.24 - 0.43 mM). Pyr-Pro-Arg-pNA has also been used as substrate for the coagulation factor XIa. Km and kcat values for this substrate were 0.56 mM and 350 s⁻¹, respectively.

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