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. 2007 May 11;7:73. doi: 10.1186/1471-2148-7-73

Table 2.

LRT summary statistics

11th class from M8 M7-M8 M8a-M8 Both LRTs

Lineage N c Tree length d dS e dN f M0 dN/dS g p,% dN/dS Np i % j Np I % j Np I % j
angiosperms 122 0.56 (0.31) 0.55 (0.34) 0.07 (0.04) 0.17 (0.12) 3.4 (2.4) 5.23 (6.56) 96 79 103 84 95 78
gymnosperms 8 0.27 (0.27) 0.26 (0.31) 0.04 (0.02) 0.23 (0.12) 3.2 (2.7) 8.57 (7.13) 7 88 8 100 7 88
ferns and allies a 9 0.96 (1.05) 0.95 (1.06) 0.07 (0.05) 0.10 (0.05) 1.4 (1.0) 4.15 (1.68) 9 100 7 78 7 78
mosses 4 0.75 (0.48) 1.35 (0.87) 0.06 (0.04) 0.04 (0.00) 1.6 (2.1) 3.77 (2.56) 4 100 3 75 3 75
algae b 7 3.49 (2.94) 6.33 (6.25) 0.15 (0.12) 0.03 (0.03) 0.0 n.a. 2 29 0 0 0 0
cyanobacteria 1 2.65 3.01 0.12 0.04 1.9 1.02 1 100 0 0 0 0
all 151 0.72 (0.95) 0.87 (1.81) 0.07 (0.05) 0.16 (0.12) 3.1 (2.4) 5.21 (6.31) 119 79 121 80 112 74

In the columns three to eight mean values and standard deviations (in brackets) are given.

a Including Filicophyta, Lycopodiophyta and Equisetophyta.

b Including Charophyta, Phaeophyta, Bacillariophyta, Rhodophyta and Euglenida.

c Number of groups analyzed.

d Estimated using M0 model in PAML.

e The rate of synonymous substitutions per synonymous site calculated using M0 model in PAML.

f The rate of nonsynonymous substitutions per nonsynonymous site calculated using M0 model in PAML.

g The ratio of non-synonymous to synonymous substitutions rates (dN/dS) calculated using M0 model in PAML.

i Number of groups with detected positive selection in rbcL among investigated plant lineages. P < 0.05

j Proportion of groups with detected positive selection in rbcL among investigated plant lineages. P < 0.05