Table 1.
GTPase activity of mutant Gα subunits
| GTPase activity | ||
| pmol/ min /pmol Gα | % | |
| wt-Gsα | 1.34 ± 0.22 | 100 |
| T204A-Gsα | 0.07 ± 0.02 | 5 |
| T204Q-Gsα | 0.13 ± 0.01 | 10 |
| wt-*Tα | 0.091 ± 0.002 | 100 |
| T177A-*Tα | 0.007 ± 0.002 | 8 |
GTPase activity of mutant Gα subunits
| GTPase activity | ||
| pmol/ min /pmol Gα | % | |
| wt-Gsα | 1.34 ± 0.22 | 100 |
| T204A-Gsα | 0.07 ± 0.02 | 5 |
| T204Q-Gsα | 0.13 ± 0.01 | 10 |
| wt-*Tα | 0.091 ± 0.002 | 100 |
| T177A-*Tα | 0.007 ± 0.002 | 8 |