... ON357, 5¢-TGAAACATCACCAACTAAATCTCCAA-3¢; ON358, 5¢-GACGACTCCATTGTTATAGGAAAAGAGT-3¢; ON359, 5 ¢-GCCGCTGGAGAAACAGCAT-3¢; ON360, 5¢-GCCACCCATTCGTCACAATC-3¢;and ON361, 5¢-ATGCAGAAGGGGATCCGG-3¢.Direct ... Ghosh A, Greenberg ME & Feig LA (1995) Calcium activation of Ras mediated by neuronal exchange factor Ras-GRF.Nature 376, 524–527.11 Mattingly RR, Saini V & Macara IG (1999) Activation of ... receptors with MAP kinase activation.Nature 383, 547–550.6 Toki S, Kawasaki H, Tashiro N, Housman DE &Graybiel AM (2001) Guanine nucleotide exchange fac-tors CalDAG-GEFI and CalDAG-GEFII are...