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. Author manuscript; available in PMC: 2009 Nov 25.
Published in final edited form as: Biochemistry. 2008 Nov 25;47(47):12540–12550. doi: 10.1021/bi801027k

Table 2.

Standard Deviations and Errors of Floating Rate Constants for Global Fitting of Single Turnover Data to Kinetic Models A1–A3 and B1–B3

Trial #1 Error, % Trial #2 Error, %

Model Standard deviation ×10−8 k1 k3 k5 k6 Standard deviation ×10−8 k1 k3 k5 k6
A1 2.78 31 22 13 n/a 2.88 62 57 9.4 n/a
A2 11.5 >500 >500 >500 n/a 11.5 >500 >500 >500 n/a
A3 8.36 23 >500 >500 n/a 3.30 5.3 >500 >500 n/a
B1 2.19 16 8.3 20 34 2.11 9.6 10 13 22
B2 11.5 >500 >500 >500 >500 11.5 >500 >500 >500 >500
B3 8.36 20 >500 >500 >500 3.3 5.2 >500 >500 >500

In Trial 1, k2 is set to 1e4 M−1s−1; in trial 2, k2 is set to 1e5 M−1s−1.