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Table 2 Sequences summary for the different datasets including best-fitting nucleotide substitution models

From: Mind the gap! The mitochondrial control region and its power as a phylogenetic marker in echinoids

  CRA-all Mito-COI Mito-16S Mito-CRA
Number of unique sequences 86 33 33 33
MSA length (bp) 405 562 558 405
%G 20.4 18.9 22.3 20.9
%A 30.9 26.0 31.0 30.7
%C 21.4 24.4 20.5 21.0
%T 27.3 30.8 26.2 27.5
Pinv 0.09384 0.34741 (codon position 1&2)
0.04714 (codon position 3)
0.36998 0.17559
Overall mean K2P/p-distance 0.16/0.14 0.21/0.18 0.16/0.143 0.16/0.14
Best-fit model – (ML) GTR + G GTR + I + G GTR + G GTR + G
Best-fit model – (BI) HKY + G SYM + I + G GTR + G HKY + G
  1. ML Maximum Likelihood, BI Bayesian Inference, CR Control region, COI cytochrome c oxidase subunit 1, 16S 16S ribosomal RNA, MSA multiple sequence alignment, P inv proportion of invariant sites