TABLE 2.

Contribution of positively selected sites to the reduction of carbon utilization in GTA proteins of Sphingomonadales

GTA protein	No. of sites under positive selection	Avg change in no. of carbons mediated by the contribution of all sites under positive selection	No. of sites that contributed to the decrease in no. of carbons
g2	13	−0.22	6
g3	33	−0.72	22
g4	29	−0.42	13
g5	12	−0.39	8
g6	11	+0.16	5
g9	29	−0.68	16
g12	23	−0.52	13
g13	31	−0.44	16
g15	27	−0.55	15