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. Author manuscript; available in PMC: 2011 May 1.
Published in final edited form as: Biopolymers. 2010 May;93(5):481–495. doi: 10.1002/bip.21381

Table 3.

Kinetic constants of Suc-LLVY-MCA hydrolysis by the activated 20S proteasome in the presence of the Tat peptides.

Km [μM SucLLVY-MCA] Vmax [μM MCA/mg protein/hr]
control 76.1 5.5
Tat1 95.5 3.5
Tat2 77.2 3.7