... of OsTOP6A2, OsTOP6A3, and OsTOP6Bincreased in response to auxin and cytokinin, indica-ting their role in cell proliferation and hormone signa-ling. The interaction of OsTOP6A3 with OsTOP6Balong ... homologs.The amino-acid sequence analysis of rice TOP6 pro-teins also predicted several potential putative phos-phorylation sites for casein kinase II, protein kinase C,tyrosine kinase, histidine kinase, ... ERD10, KIN1, andKIN2, analyzed in this study, under stress conditions.The differentially expressed genes in transgenic plantsthat encode proteins that probably function in stress tolerance include...