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. Author manuscript; available in PMC: 2008 Jul 2.
Published in final edited form as: Drug Metab Dispos. 2007 Mar 7;35(6):973–980. doi: 10.1124/dmd.107.014779

TABLE 4.

Thermodynamic constants of CBR1 V88 and CBR1 I88 derived from microcalorimetry titration analyses with NADPH

CBR1 V88 CBR1 I88
Kda (μM) 3.8 ± 0.5 6.3 ± 0.6
Kaa × 105 M−1 2.6 ± 0.2 1.6 ± 0.2
ΔH (kcal/mol) −29 ± 1 −29 ± 1
ΔG (kcal/mol) −52 ± 1 −51 ± 1
TΔS (kcal/mol) −20 ± 1 −21 ± 1
a

Differences between CBR1 variant isoforms were significant at p < 0.001.