[Term] id: PR:000083389 name: Rap guanine nucleotide exchange factor 1 phosphorylated 3 (human) def: "A Rap guanine nucleotide exchange factor 1 (human) that has been phosphorylated on the residue at the position equivalent to Ser-335 of the amino acid sequence represented by UniProtKB:Q13905-1. Example: UniProtKB:Q13905-1, Ser-335, MOD:00046." [PRO:DNx, IEDB_epitope:611711] comment: Category=organism-modification. synonym: "hRAPGEF1/Phos:3" EXACT PRO-short-label [PRO:DNx] synonym: "UniProtKB:Q13905, Ser-335, MOD:00046" EXACT PRO-proteoform-std [PRO:DNx] synonym: "UniProtKB:Q13905-1, Ser-335, MOD:00046" NARROW PRO-proteoform-std [PRO:DNx] is_a: PR:Q13905 ! Rap guanine nucleotide exchange factor 1 (human) relationship: has_part MOD:00046 ! O-phospho-L-serine relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens