TABLE 1.
Possible interactions of PPR proteins in editing site recognition and deamination reactions
| Editing site | Site specificity factor | Putative deaminase |
|---|---|---|
| ndhD C2 | CRR4a (29) | DYW1a (28), DYW1b (20) |
| ndhB C1481 | OTP84a (39) | OTP84b (unknown) |
| psbZ C50 | OTP84a (39) | OTP84b,c |
| ndhF C290 | OTP84a (39) | OTP84b,c, VAC1a (48) |
| accD C794 | RARE1a (50) | VAC1a (48) |
| ndhB C1255 | CREF7a (40) | CREF7b |
| rpoA C200 | CLB19a (49) | CREF7b (unknown) |
a Gene knockout exhibits reduced editing.
b Glu-to-Ala mutant transgene incapable of restoring editing in knockout line.
c Transgene with truncation removing DYW deaminase incapable of restoring editing in knockout line.