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. Author manuscript; available in PMC: 2010 Apr 21.
Published in final edited form as: Biochemistry. 2009 Apr 21;48(15):3519–3526. doi: 10.1021/bi802289v

Table 1.

Comparison of kinetic parameters between our trypsin sensors and commercial trypsin kits

Trypsin sensors or kits kcat(s−1) Km(µM) kcat/Km (M−1s−1)
EGFP-T1 0.26 ± 0.01 3.99 ± 0.38 (6.52 ± 0.50) × 104
EGFP-T1nb 0.85 ± 0.06 4.21 ± 0.71 (2.01 ± 0.21) × 105
Bz-DL-Arg-pNA 1.33 ± 0.17 (3.00 ± 0.50) × 103 (4.44 ± 0.41) × 102
Bz-DL-Arg-AMC 0.25 ± 0.01 77.44 ± 8.46 (3.22 ± 0.21) × 103
Boc-Gln-Ala-Arg-AMC 1.41 ± 0.05 9.27 ± 0.95 (1.52 ± 0.12) × 105