Skip to main content

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