aAverage number of non-polar hydrogen atoms per amino acid residue. bTemperature at which denaturation is minimized (K). cTemperature at which growth is maximized (K). dThe lower temperature at which
The kinetic were acquired in vitro with purified proteins. The Tm and m values (indicating the cooperativity of unfolding) were extracted from heat denaturation. N.D.; not determined. Errors shown are