Table 3. The codon–anticodon recognition pattern and codon usage in the Deschampsia antarctica chloroplast genome.
| Amino acid | Codon | No.* | tRNA | Amino acid | Codon | No. | tRNA |
| Phe | UUU | 790 | Tyr | UAU | 599 | ||
| Phe | UUC | 448 | trnF-GAA | Tyr | UAC | 211 | trnY-GUA |
| Leu | UUA | 790 | trnL-UAA | Stop | UAA | 48 | |
| Leu | UUG | 445 | trnL-CAA | Stop | UAG | 20 | |
| Leu | CUU | 492 | His | CAU | 371 | ||
| Leu | CUC | 226 | His | CAC | 164 | trnH-GUG | |
| Leu | CUA | 363 | trnL-UAG | Gln | CAA | 572 | trnQ-GUU |
| Leu | CUG | 150 | Gln | CAG | 235 | ||
| Ile | AUU | 874 | Asn | AAU | 647 | ||
| Ile | AUC | 379 | trnI-GAU | Asn | AAC | 274 | trnN-GUU |
| Ile | AUA | 562 | trnI-CAU | Lys | AAA | 865 | trnK-UUU |
| Met | AUG | 522 | trn(f)M-CAU | Lys | AAG | 367 | |
| Val | GUU | 473 | Asp | GAU | 619 | ||
| Val | GUC | 182 | trnV-GAC | Asp | GAC | 209 | trnD-GUC |
| Val | GUA | 505 | trnV-UAC | Glu | GAA | 807 | trnE-UUC |
| Val | GUG | 196 | Glu | GAG | 372 | ||
| Ser | UCU | 458 | Cys | UGU | 215 | ||
| Ser | UCC | 328 | trnS-GGA | Cys | UGC | 106 | trnC-GCA |
| Ser | UCA | 296 | trnS-UGA | Stop | UGA | 17 | |
| Ser | UCG | 161 | Trp | UGG | 430 | trnW-CCA | |
| Pro | CCU | 375 | Arg | CGU | 312 | trnR-ACG | |
| Pro | CCC | 243 | Arg | CGC | 152 | ||
| Pro | CCA | 291 | trnP-UGG | Arg | CGA | 311 | |
| Pro | CCG | 151 | Arg | CGG | 152 | ||
| Thr | ACU | 507 | Arg | AGA | 436 | trnR-UCU | |
| Thr | ACC | 236 | trnT-GGU | Arg | AGG | 221 | |
| Thr | ACA | 331 | trnT-UGU | Ser | AGU | 349 | |
| Thr | ACG | 173 | Ser | AGC | 176 | trnS-GCU | |
| Ala | GCU | 593 | Gly | GGU | 539 | ||
| Ala | GCC | 242 | Gly | GGC | 225 | trnG-GCC | |
| Ala | GCA | 413 | trnA-UGC | Gly | GGA | 653 | trnG-UCC |
| Ala | GCG | 202 | Gly | GGG | 359 |
*Numerals indicate the frequency of usage of each codon in 23430 in codons in 81 potential protein-coding genes.