[Term] id: PR:000000316 name: serine/threonine-protein kinase receptor R3 isoform 1 def: "A serine/threonine-protein kinase receptor R3 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:P37023-1 or a 1:1 ortholog thereof." [PRO:CNA, PRO:DAN] comment: Category=sequence. synonym: "ACVRL1/iso:1" EXACT PRO-short-label [PRO:DNx] synonym: "ALK1" RELATED [] synonym: "Serine/threonine-protein kinase receptor R3" RELATED [] property_value: has_archetype PR:P37023-1 is_a: PR:000000126 ! serine/threonine-protein kinase receptor R3