[Term] id: PR:000062794 name: mitogen-activated protein kinase 1 sequence variant D321N, initiator methionine removed phosphorylated 1 (human) def: "A mitogen-activated protein kinase 1 (human) that has an Asn residue at the position equivalent to Asp-321 of the amino acid sequence represented by UniProtKB:P28482-1, that has had the initiator methionine removed, and that has been phosphorylated on the residues at the positions equivalent to Thr-185 and Tyr-187. Example: UniProtKB:P28482-1, 2-360, Thr-185/Tyr-187, MOD:00048|Asp-321, CHEBI:50347." [PRO:DNx, Reactome:R-HSA-9652785] comment: Category=organism-modification. synonym: "hMAPK1/var:D321N/InitMet-/Phos:1" EXACT PRO-short-label [PRO:DNx] synonym: "p-T185,Y187 MAPK1 D321N" RELATED Reactome-displayName [PRO:DNx, Reactome:R-HSA-9652785] synonym: "UniProtKB:P28482, 2-360, Thr-185/Tyr-187, MOD:00048|Asp-321, CHEBI:50347" EXACT PRO-proteoform-std [PRO:DNx] synonym: "UniProtKB:P28482-1, 2-360, Thr-185/Tyr-187, MOD:00048|Asp-321, CHEBI:50347" NARROW PRO-proteoform-std [PRO:DNx] xref: Reactome:R-HSA-9652785 "PR:000062794 located_in GO:0005829" is_a: PR:P28482 ! mitogen-activated protein kinase 1 (human) relationship: has_part MOD:00048 ! O4'-phospho-L-tyrosine relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens