Activation energy (Ea) calculated from Arrhenius plots of the rate of activation (f)/deactivation (b) (slow, fast, and weighted components) for heterotetramers with different stoichiometries of ILT mutations
| Shakera | Eaf fast | Eaf slow | Eaf weighted | Eab fast | Eab slow | Eab weighted |
| kCal/mol | kCal/mol | kCal/mol | kCal/mol | kCal/mol | kCal/mol | |
| − | − | −5.4 | − | − | 24.8 | |
| 1ILT/3neu | 17.5 | 18.1 | 25.8 | 20.1 | 0.6 | 12.9 |
| 1ILT/3wt | 29.3 | 23.6 | 35.3 | 14.3 | 15.1 | 18.5 |
| 2ILT/2wt | 23.2 | 16.5 | 20.4 | 10.5 | 13.3 | 16.9 |
| 3ILT/1wt | 21.8 | 19.6 | 25.8 | 8.5 | 15.9 | 14.3 |
| 4ILT | 25.8 | 19.5 | 25.6 | 11.3 | 4.4 | 16.9 |
| Shakera | Eaf fast | Eaf slow | Eaf weighted | Eab fast | Eab slow | Eab weighted |
| kCal/mol | kCal/mol | kCal/mol | kCal/mol | kCal/mol | kCal/mol | |
| − | − | −5.4 | − | − | 24.8 | |
| 1ILT/3neu | 17.5 | 18.1 | 25.8 | 20.1 | 0.6 | 12.9 |
| 1ILT/3wt | 29.3 | 23.6 | 35.3 | 14.3 | 15.1 | 18.5 |
| 2ILT/2wt | 23.2 | 16.5 | 20.4 | 10.5 | 13.3 | 16.9 |
| 3ILT/1wt | 21.8 | 19.6 | 25.8 | 8.5 | 15.9 | 14.3 |
| 4ILT | 25.8 | 19.5 | 25.6 | 11.3 | 4.4 | 16.9 |
Rodriguez and Bezanilla, 1996.