[Term] id: PR:000063432 name: RAF proto-oncogene serine/threonine-protein kinase sequence variant R256S phosphorylated 2 (human) def: "A RAF proto-oncogene serine/threonine-protein kinase (human) that has a Ser residue at the position equivalent to Arg-256 of the amino acid sequence represented by UniProtKB:P04049-1 and that has been phosphorylated on the residue at the position equivalent to Ser-621. Example: UniProtKB:P04049-1, Arg-256, CHEBI:29999|Ser-621, MOD:00046." [PRO:DNx, Reactome:R-HSA-9656119] comment: Category=organism-modification. synonym: "hRAF1/var:R256S/Phos:2" EXACT PRO-short-label [PRO:DNx] synonym: "p-S621-RAF1 R256S" RELATED Reactome-displayName [PRO:DNx, Reactome:R-HSA-9656119] synonym: "UniProtKB:P04049, Arg-256, CHEBI:29999|Ser-621, MOD:00046" EXACT PRO-proteoform-std [PRO:DNx] synonym: "UniProtKB:P04049-1, Arg-256, CHEBI:29999|Ser-621, MOD:00046" NARROW PRO-proteoform-std [PRO:DNx] xref: Reactome:R-HSA-9656119 "PR:000063432 located_in GO:0005829" is_a: PR:P04049 ! RAF proto-oncogene serine/threonine-protein kinase (human) relationship: has_part MOD:00046 ! O-phospho-L-serine relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens