Substrate profiling of the Arabidopsis Ca2+-dependent protein kinase AtCPK4 and its Ricinus communis ortholog RcCDPK1 - Ryan Kilburn; Eric T. Fedosejevs; Devang Mehta; Faranak Soleimani; Mina Ghahremani; Jacqueline Monaghan; Jay J. Thelen; R. Glen Uhrig; Wayne A. Snedden; William C. Plaxton (Plant Science, 2023)