Table 3.
Enzyme Activities in Native and Chimeric MSRA.
| Protein | Residues from mouse | Residues from Drosophila | Reductase activity (% of Wild-Type Mouse) | Oxidase activity (% of Wild-Type Mouse) |
|---|---|---|---|---|
| Wild-Type Mouse | 1–213 | None | 100 | 100 |
| Mouse-Drosophila | 1–198 | 233–246 | 99 ± 1 | 82 ± 13 |
| Drosophila-Mouse | 199–213 | 1–232 | 37 ± 2 | 0 |
Enzyme activities were measured with oxidized or reduced hexapeptides in 2–3 separate experiments. Activities were normalized to 100% for the wild-type mouse. The values are means ± 1 standard deviation.