Table 3. Reaction Rate and Estimated Arrhenius Parameters of the TaHeR Thermal Denaturation Process at Various Temperatures in the Absence and Presence of Light.

	dark			light
temperature (°C)	k (s–1)	Ea (kcal·mol–1)	A (s–1)	k (s–1)	Ea (kcal·mol–1)	A (s–1)
63		68.00 ± 0.1	(3.35 ± 0.12) × 1039	(1.37 ± 0.05) × 10–3	52.00 ± 0.1	(1.0 ± 0.1) × 1031
65				(2.25 ± 0.06) × 10–3
67	(1.13 ± 0.08) × 10–4			(3.99 ± 0.06) × 10–3
69				(5.26 ± 0.07) × 10–3
71	(2.74 ± 0.08) × 10–4			(6.83 ± 0.08) × 10–3
73	(5.16 ± 0.07) × 10–4
75	(1.23 ± 0.07) × 10–3