Table 2. The effect of anticodons of tRNAMet in 29 marine bivalve mitogenomes on PUUA and PAUA.
| Species | tRNAMet anticodon | PUUA | PAUA | PUUA-PAUA |
| Crassostrea angulata | CAU/CAU | 63.20 | 49.74 | 13.46 |
| Crassostrea ariakensis | CAU/CAU | 62.93 | 56.67 | 6.27 |
| Crassostrea gigas | CAU/CAU | 65.27 | 48.98 | 16.29 |
| Crassostrea hongkongensis | CAU/CAU | 71.94 | 64.52 | 7.42 |
| Crassostrea sikamea | CAU/CAU | 66.67 | 46.07 | 20.59 |
| Crassostrea virginica | CAU/CAU | 63.01 | 49.49 | 13.52 |
| Crassostrea nippona | CAU/CAU | 70.98 | 64.32 | 6.66 |
| Crassostrea iredalei | CAU/CAU | 73.26 | 55.43 | 17.82 |
| Saccostrea mordax | CAU/CAU | 69.04 | 59.46 | 9.58 |
| Ostrea denselamellosa | CAU/CAU | 66.42 | 49.46 | 16.96 |
| Sinonovacula constricta | CAU | 64.69 | 56.41 | 8.28 |
| Argopecten irradians | CAU | 50.39 | 37.76 | 12.63 |
| Mimachlamys nobilis | CAU/CAU | 57.62 | 50.61 | 7.01 |
| Chlamys farreri | CAU/CAU | 60.90 | 58.08 | 2.82 |
| Placopecten magellanicus | 4CAU/5UAU | 37.60 | 33.33 | 4.27 |
| Meretrix petechialis | CAU | 56.97 | 54.55 | 2.42 |
| Meretrix meretrix | CAU | 58.65 | 54.55 | 4.11 |
| Acanthocardia tuberculata | CAU/CAU | 65.90 | 56.42 | 9.48 |
| Hiatella arctica | CAU/CAU | 73.96 | 60.73 | 13.23 |
| Lucinella divaricata | CAU | 56.60 | 55.62 | 0.99 |
| Loripes lacteus | CAU | 55.71 | 49.71 | 5.99 |
| Venerupis philippinarum F | CAU/CAU | 80.05 | 75.40 | 4.65 |
| Venerupis philippinarum M | CAU/CAU | 75.24 | 65.73 | 9.52 |
| Mytilus trossulus M | CAU/UAU | 68.24 | 72.44 | −4.20 |
| Mytilus galloprovincialis M | CAU/UAU | 66.32 | 73.68 | −7.36 |
| Mytilus edulis M | CAU/UAU | 69.75 | 69.47 | 0.28 |
| Mytilus trossulus F | CAU/UAU | 63.12 | 67.44 | −4.32 |
| Mytilus galloprovincialis F | CAU/UAU | 63.70 | 67.62 | −3.92 |
| Mytilus edulis F | CAU/UAU | 63.12 | 68.27 | −5.15 |
| Average | 64.18 | 57.65 |