[Term] id: PR:000062354 name: collagen alpha-4(IV) chain, signal peptide removed 3-hydroxy-proline, 4-hydroxy-proline, and galactosylhydroxylysine form (human) def: "A collagen alpha-4(IV) chain (human) that has had the signal peptide removed and that includes at least 1 3-hydroxy-proline, at least 1 galactosylhydroxylated lysine, and at least 3 4-hydroxy-prolines. UniProtKB:P53420, 39-1690, MOD:00038|MOD:00039(3+)|MOD:01914." [PRO:DNx, Reactome:R-HSA-2023574, Reactome:R-HSA-2127420] comment: Category=organism-modification. synonym: "hCOL4A4/SigPep-/3HyPro4HyPro(3+)GalHyLys+" EXACT PRO-short-label [PRO:DNx] synonym: "3x4Hyp-3Hyp-GalHyl-COL4A4" RELATED Reactome-displayName [PRO:DNx, Reactome:R-HSA-2023574, Reactome:R-HSA-2127420] synonym: "UniProtKB:P53420, 39-1690, MOD:00038|MOD:00039(3+)|MOD:01914" EXACT PRO-proteoform-std [PRO:DNx] xref: Reactome:R-HSA-2023574 "PR:000062354 located_in GO:0005788" xref: Reactome:R-HSA-2127420 "PR:000062354 located_in GO:0005576" is_a: PR:P53420 ! collagen alpha-4(IV) chain (human) relationship: has_part MOD:00038 ! 3-hydroxy-L-proline 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