Table IV. Results of the genetic screening.
| Nucleotides identified at positions +4, +5, +6, +7, +8 and +9 | Number of occurrencea | Readthrough efficiency (%)b |
|---|---|---|
| CAATTA | 12 | 30 |
| CAATCA | 3 | 21 |
| CAGCTA | 6 | 12 |
| CAGACA | 3 | 11 |
| CAAAGA | 14 | 10 |
| CAAACA | 1 | 8 |
| CAGGGA | 3 | 6 |
| CAAAGG | 2 | 6 |
| CAGCCT | 1 | 4 |
| CAGGTT | 1 | 4 |
| GGATTA | 5 | 4 |
| CCACGA | 7 | 2.5 |
| CTAAAT | 1 | 2.5 |
| GAACGA | 9 | 2.5 |
| AAATTA | 1 | 2.5 |
| GGGTGT | 1 | 2.5 |
| GACTCA | 1 | 2 |
| CCAGCT | 1 | 1.5 |
| GACAGG | 1 | 1 |
aNumber of vectors carrying the same stop codon context.
bValues indicated are the mean of three independent transformants giving standard error <10%.