Table 4 Major trends in synonymous codon and amino acid usage, as obtained from COA of RSCU and amino acid usage in genes/gene-products encoded by N. equitans
| Â | Codon usage | Amino acid usage | ||||
|---|---|---|---|---|---|---|
Principal axes | Variability explained (%) | Source of variation | Correlation coefficient* (r-value) | Variability explained (%) | Source of variation | Correlation coefficient* (r-value) |
1st axis | 7.53 | CAI | 0.42 | 21.25 | Mean Aromaticity | -0.66 |
| Â | Â | NC | -0.29 | Â | Gravy score | -0.56 |
| Â | Â | A3S | 0.24 | Â | CAI | 0.39 |
2nd axis | 7.05 | _ | _ | 13.32 | Aliphatic Index | 0.78 |
| Â | Â | Â | Â | Â | Gravy Score | 0.75 |
3rd axis | 5.71 | _ | _ | 11.12 | MMW | 0.80 |
| Â | Â | Â | Â | Â | CAI | -0.31 |