From: Site-specific time heterogeneity of the substitution process and its impact on phylogenetic inference
substitution number
-ln(PIPn)
[0,1.5[
[1.5,2.7[
[2.7,5.5[
[5.5,30[
PIPn = 0
[0,3.5[
1288
1218
505
234
0
[3.5,9[
872
813
926
559
5
[9,20[
626
593
907
988
53
[20,80[
432
384
690
1246
269