[Term] id: PR:000066751 name: early endosome antigen 1 phosphorylated 1 (human) def: "An early endosome antigen 1 (human) that has been phosphorylated on the residue at the position equivalent to Ser-421 of the amino acid sequence represented by UniProtKB:Q15075. UniProtKB:Q15075, Ser-421, MOD:00046." [PRO:DNx, IEDB_epitope:2148561] comment: Category=organism-modification. synonym: "hEEA1/Phos:1" EXACT PRO-short-label [PRO:DNx] synonym: "UniProtKB:Q15075, Ser-421, MOD:00046" EXACT PRO-proteoform-std [PRO:DNx] is_a: PR:Q15075 ! early endosome antigen 1 (human) relationship: has_part MOD:00046 ! O-phospho-L-serine relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens