x 1 GNA13 2 GNB5 3 GNA11 4 GNA15 5 GNAQ 6 GNB1 7 GNB2 8 GNB3 9 GNG3 10 GNG4 11 GNG5 12 GNG7 13 GNG10 14 GNG11 15 GNGT1 16 GNGT2 17 GNG13 18 GNG2 19 GNG12 20 GNB4 21 TBXA2R 22 GNG8 23 GNA14