Table 2.
Statistics of A-, C-, G- and T-terminal codon usage based on RSCU values.
| Codon Bias | Ranges | A Ending * | C Ending * | G Ending * | T Ending * |
|---|---|---|---|---|---|
| Positive bias | RSCU > 1.6 | 32.95/23.08 | 3.28/0.00 | 2.47/0.00 | 40.15/56.25 |
| 1 < RSCU ≤ 1.6 | 38.11/23.08 | 8.08/25.00 | 10.80/8.33 | 41.41/31.25 | |
| Subtotal | 71.06/46.16 | 11.36/25.00 | 13.27/8.33 | 81.56/87.50 | |
| Negative bias | 0.6 ≤RSCU < 1 | 15.90/15.38 | 27.65/25.00 | 23.61/0.00 | 9.47/0.00 |
| 0 < RSCU < 0.6 | 7.88/38.46 | 42.55/31.25 | 45.22/58.33 | 3.54/6.25 | |
| Subtotal | 27.50/53.84 | 86.49/68.75 | 85.65/91.66 | 16.04/6.25 | |
| No bias | RSCU = 1 | 1.43/0.00 | 2.15/6.25 | 1.08/0.00 | 2.40/6.25 |
| Not in use | RSCU = 0 | 3.72/0.00 | 16.29/12.50 | 16.82/33.33 | 3.03/0.00 |
* In percentage number format, with genome data before the slash “/” and psbA gene data after the slash “/”.