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Table 3 Molecular evolutionary analysis of the MAPKK genes using their whole cDNA sequences

From: Comparative analysis of plant MKK gene family reveals novel expansion mechanism of the members and sheds new light on functional conservation

Group

N

Ka

Ks

ÏŽ

G + C content

A

125

0.17697

0.77494

0.228

0.442

A*

109

0.17783

0.76908

0.231

0.418

B

52

0.12819

0.73971

0.173

0.436

B*

42

0.13438

0.63808

0.211

0.437

C

69

0.33292

0.17082

1.949

0.563

C*

56

0.31983

0.23440

1.364

0.531

D

75

0.37734

0.10843

3.48

0.518

E

42

0.39775

0.28353

1.403

0.591

E☆

21

0.30844

0.22131

1.394

0.711

  1. N, number of sequences; Ka, the number of nonsynonymous substitutions per nonsynonymous site; Ks, the number of synonymous substitutions per synonymous site; ώ, Ka/Ks. ☆ Sequences from dicots were excluded. *Sequences from monocots were excluded