[Term] id: PR:000047266 name: eukaryotic translation initiation factor 2 subunit 1 phosphorylated 1 (human) def: "A eukaryotic translation initiation factor 2 subunit 1 (human) that has been phosphorylated on the residue at the position equivalent to Ser-52 of the amino acid sequence represented by UniProtKB:P05198. UniProtKB:P05198, Ser-52, MOD:00046." [PRO:DNx, Reactome:R-HSA-381060] comment: Category=organism-modification. synonym: "hEIF2S1/Phos:1" EXACT PRO-short-label [PRO:DNx] synonym: "UniProtKB:P05198, Ser-52, MOD:00046" EXACT PRO-proteoform-std [PRO:DNx] xref: Reactome:R-HSA-381060 "PR:000047266 located_in GO:0005829" is_a: PR:P05198 ! eukaryotic translation initiation factor 2 subunit 1 (human) relationship: has_part MOD:00046 ! O-phospho-L-serine relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens