[Term] id: PR:000077960 name: eukaryotic peptide chain release factor subunit 1, initiator methionine removed hydroxylated 1 (human) def: "A eukaryotic peptide chain release factor subunit 1 (human) that has had the initiator methionine removed, and that has been hydroxylated on the residue at the position equivalent to Lys-63 of the amino acid sequence represented by UniProtKB:P62495-1. Example: UniProtKB:P62495-1, 2-437, Lys-63, MOD:00240." [PRO:DNx, Reactome:R-HSA-9629948] comment: Category=organism-modification. synonym: "hETF1/InitMet-/Hy:1" EXACT PRO-short-label [PRO:DNx] synonym: "UniProtKB:P62495, 2-437, Lys-63, MOD:00240" EXACT PRO-proteoform-std [PRO:DNx] synonym: "UniProtKB:P62495-1, 2-437, Lys-63, MOD:00240" NARROW PRO-proteoform-std [PRO:DNx] synonym: "4OHK63-ETF1" RELATED Reactome-displayName [PRO:DNx, Reactome:R-HSA-9629948] xref: Reactome:R-HSA-9629948 "PR:000077960 located_in GO:0005829" is_a: PR:P62495 ! eukaryotic peptide chain release factor subunit 1 (human) relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens relationship: has_part MOD:00240 ! 4-hydroxy-L-lysine relationship: lacks_part PR:000021937 ! initiator methionine