Table 1.
Native | WT | N47K | R58Q | |
Unloaded velocity (μm/s) | 0.80 ± 0.06 | 0.79 ± 0.03 | 0.78 ± 0.04 | 0.80 ± 0.05 |
Vmax for regulated thin filaments (μm/s) | 1.14 ± 0.04 | 1.08 ± 0.05 | 1.06 ± 0.05 | 1.06 ± 0.05 |
pCa50 for regulated thin filaments | 6.33 ± 0.04 | 6.19 ± 0.05 | 6.26 ± 0.04 | 6.21 ± 0.05 |
There are no significant differences between mutant and WT exchanged myosins.