obsolete activation of MAPKKK activity (obsolete GO:0000185)
OBSOLETE. Any process that initiates the activity of the inactive enzyme MAP kinase kinase kinase (MAPKKK).
activation of MAP kinase kinase kinase
exact
activation of MAP3K activity
exact
activation of MAPKKK activity during sporulation
narrow
positive regulation of MAP kinase kinase kinase activity
broad
positive regulation of MAPKKK activity
broad