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Table 2 Nucleotide composition and skewness of different elements of the studied mitochondrial genome

From: Sequencing of the complete mitochondrial genome of a fish-parasitic flatworm Paratetraonchoides inermis (Platyhelminthes: Monogenea): tRNA gene arrangement reshuffling and implications for phylogeny

Regions Size (bp) T(U) C A G AT (%) GC (%) AT skew GC skew
PCG 9996 48.5 6.1 33.4 12 81.9 18.1 -0.185 0.329
1st codon position 3332 42.3 6.2 36.9 14.6 79.2 20.8 -0.067 0.401
2nd codon position 3332 51.3 10.2 23.2 15.3 74.5 25.5 -0.378 0.2
3rd codon position 3332 52 1.8 40 6.2 92 8 -0.13 0.556
atp6 513 50.1 7.8 31 11.1 81.1 18.9 -0.236 0.175
cox1 1590 44.8 8.6 30.3 16.3 75.1 24.9 -0.194 0.308
cox2 570 45.8 7.5 31.1 15.6 76.9 23.1 -0.192 0.348
cox3 648 50.5 5.4 32.6 11.6 83.1 17 -0.216 0.364
cytb 1101 45.9 8.4 31.7 14.1 77.6 22.5 -0.183 0.255
nad1 894 49.7 5.4 31.2 13.8 80.9 19.2 -0.228 0.439
nad2 840 52.5 2.9 35.4 9.3 87.9 12.2 -0.195 0.529
nad3 348 51.4 4.6 36.5 7.5 87.9 12.1 -0.17 0.238
nad4 1212 48.8 5.9 34.9 10.4 83.7 16.3 -0.167 0.279
nad4L 264 53.4 2.3 32.2 12.1 85.6 14.4 -0.248 0.684
nad5 1536 48.9 5 36.8 9.2 85.7 14.2 -0.14 0.297
nad6 444 51.4 4.1 35.6 9 87 13.1 -0.181 0.379
rrnL 937 41.1 6.3 41.4 11.2 82.5 17.5 0.004 0.28
rrnS 706 36.7 7.8 42.6 12.9 79.3 20.7 0.075 0.247
NCR 1201 45.5 5 40.5 8.9 86 13.9 -0.058 0.281
tRNAs 1432 40.8 6.4 41.8 11 82.6 17.4 0.013 0.269
Full genome 14,654 46.5 6 36.1 11.4 82.6 17.4 -0.126 0.312
  1. Abbreviations: PCG protein-coding genes, NCR non-coding region