CPK4 (calcium-dependent protein kinase 4); calmodulin-dependent protein kinase/ kinase. Identical to Calcium-dependent protein kinase 4 (CPK4) [Arabidopsis Thaliana] (GB:Q38869); similar to ATCDPK2 (CALCIUM-DEPENDENT PROTEIN KINASE 2), calmodulin-dependent protein kinase/ kinase [Arabidopsis thaliana] (TAIR:AT1G35670.1); similar to CPK5 (CALMODULIN-DOMAIN PROTEIN KINASE 5), calmodulin-dependent protein kinase/ kinase [Arabidopsis thaliana] (TAIR:AT4G35310.1); similar to CDPK9 (CALCIUM-DEPENDENT PROTEIN KINASE 9), calmodulin-dependent protein kinase/ kinase [Arabidopsis thaliana] (TAIR:AT5G23580.1); similar to unnamed protein product [Vitis v