Table 5.

Optimized parameters for most plausible Model #14c (see Table 4 and Scheme 2 for model description). The limiting values were computed at 90% confidence level, by using the profile-t method of Bates & Watts (30).

Reaction	Parameter	Best-fit value	Std. Error	Lower limit	Upper limit
2P ⇔ P2	Kd1, µM	0.038	± 0.052	0.0013	0.28
P + R ⇔ PR	Kd2, µM	0.021	± 0.011	0.0044	0.041
PR + P ⇔ P2R	Kd3, µM	0.37	± 0.12	0.19	1.9
2PR ⇔ P2R2	Kd4, µM	0.041	± 0.019	0.0036	0.070
PR → product	kcat, min−1	10.6	± 0.6	9.7	11.9