[1] Durocher Y, et al. Activation of an 85 kDa ribosomal S6 kinase during serotonin-induced oocyte maturation. Int J Dev Biol. 1996 Jun;40(3):557-66. PMID:8840188
[2] Loog M, et al. Comparison of Substrate Specificities of Protein Kinases A and C Based on Peptide Substrates[J]. Bioorganic Chemistry, 1994, 22(3): 328-336.