Table 3.
Thermodynamic Parameters for ATP Binding, ADP Release, and k+α
| Temperature Dependence of ATP Binding | |||
|
| |||
| Ea for K1′k+2′ (kJ/mol) | Ea for k+2′ (kJ/mol) | ||
|
|
|||
| aMyo1bIQ | 111 | 124 | |
| bMyosin-II | 42.4 | N.D. | |
| cMyosin-V | 35.8 | 74.9 | |
| cMyosin-VI | 47.5 | 33.8 | |
| Temperature Dependence of k+5′ and k+α′ | |||
|
| |||
| Ea (kJ/mol) | |||
|
|
|||
| aMyo1bIQ (k+ α) | 89.1 | ||
| aMyo1bIQ (k+ 5′) | 103 | ||
| cMyosin-V (k+5′) | 83.3 | ||
| cMyosin-VI (k+5′) | 58.6 | ||