[Term] id: PR:000010444 name: mitogen-activated protein kinase kinase kinase 21 def: "A protein that is a translation product of the human MAP3K21 gene or a 1:1 ortholog thereof." [PRO:DNx] comment: Category=gene. synonym: "MLK4" RELATED Gene-based [PRO:DNx] synonym: "MAP3K21" EXACT PRO-short-label [PRO:DNx] synonym: "KIAA1804" RELATED Gene-based [] synonym: "mixed lineage kinase 4" EXACT [] synonym: "mitogen-activated protein kinase kinase kinase MLK4" EXACT [] is_a: PR:000000001 ! protein