[Term] id: PR:000021944 name: dual specificity mitogen-activated protein kinase kinase 3 isoform 2 def: "A dual specificity mitogen-activated protein kinase kinase 3 that is a translation product of some mRNA whose exon structure and start site selection renders it capable of giving rise to a protein with the amino acid sequence represented by UniProtKB:P46734-2 or a 1:1 ortholog thereof." [PRO:CNA, PMID:7839144] comment: Category=sequence. synonym: "MAP2K3/iso:2" EXACT PRO-short-label [PRO:DNx] property_value: has_archetype PR:P46734-2 is_a: PR:000003284 ! dual specificity mitogen-activated protein kinase kinase 3