MAPKKK21; ATP binding / protein kinase. similar to MAPKKK19 (Mitogen-activated protein kinase kinase kinase 19), kinase [Arabidopsis thaliana] (TAIR:AT5G67080.1); similar to unnamed protein product [Vitis vinifera] (GB:CAO71861.1); contains InterPro domain Protein kinase, core; (InterPro:IPR000719); contains InterPro domain Protein kinase-like (InterPro:IPR011009)