[Term] id: PR:000043586 name: von Willebrand factor isoform 1 cleaved 1 (human) def: "A von Willebrand factor isoform 1 (human) that is the N-terminal part after signal peptide removal and cleavage between residues Arg-763 and Ser-764. UniProtKB:P04275-1, 23-763." [PRO:DAN] comment: Category=organism-modification. synonym: "PRO_0000022682" EXACT PRO-proteoform-ftid [PRO:DNx] synonym: "hVWF/iso:1/Clv:1" EXACT PRO-short-label [PRO:DAN] synonym: "UniProtKB:P04275-1, 23-763" EXACT PRO-proteoform-std [PRO:DNx] synonym: "von Willebrand antigen 2 (human)" EXACT [UniProtKB:P04275] xref: Reactome:R-HSA-67271 "PR:000043586 located_in GO:0005576" xref: Reactome:R-HSA-114662 "PR:000043586 located_in GO:0031093" is_a: PR:P04275-1 ! von Willebrand factor isoform 1 (human) relationship: output_of GO:0016485 ! protein processing relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens relationship: lacks_part SO:0000418 ! signal_peptide