[Term] id: PR:000064159 name: collagen alpha-1(XVIII) chain, signal peptide removed 4-hydroxy-proline and galactosylhydroxylysine form (human) def: "A collagen alpha-1(XVIII) chain (human) that has had the signal peptide removed and that includes at least 1 galactosylhydroxylated lysine and at least 3 4-hydroxy-prolines. Example: UniProtKB:P39060-3, 24-1754, MOD:00039(3+)|MOD:01914." [PRO:DNx, Reactome:R-HSA-2173177, Reactome:R-HSA-2192848] comment: Category=organism-modification. synonym: "hCOL18A1/SigPep-/4HyPro(3+)GalHyLys+" EXACT PRO-short-label [PRO:DNx] synonym: "3x4Hyp-GalHyl-COL18A1(24-1754)" RELATED Reactome-displayName [PRO:DNx, Reactome:R-HSA-2173177, Reactome:R-HSA-2192848] synonym: "UniProtKB:P39060, 24-1754, MOD:00039(3+)|MOD:01914" EXACT PRO-proteoform-std [PRO:DNx] synonym: "UniProtKB:P39060-3, 24-1754, MOD:00039(3+)|MOD:01914" NARROW PRO-proteoform-std [PRO:DNx] xref: Reactome:R-HSA-2173177 "PR:000064159 located_in GO:0005788" xref: Reactome:R-HSA-2192848 "PR:000064159 located_in GO:0005576" is_a: PR:P39060 ! collagen alpha-1(XVIII) chain (human) relationship: has_part MOD:00039 ! 4-hydroxy-L-proline relationship: has_part MOD:01914 ! O5-galactosyl-L-hydroxylysine relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens