[Term] id: PR:Q9HD64-4 name: X antigen family member 1 isoform D (human) def: "An X antigen family member 1 (human) that is a translation product of some mRNA giving rise to a protein with the amino acid sequence represented by UniProtKB:Q9HD64-4." [PRO:auto, UniProtKB:Q9HD64] comment: Category=organism-sequence. synonym: "hXAGE1A/XAGE1B/iso:D" EXACT PRO-short-label [PRO:auto] synonym: "X antigen family member 1 isoform XAGE-1d (human)" EXACT [UniProtKB:Q9HD64] xref: UniProtKB:Q9HD64-4 is_a: PR:Q9HD64 ! X antigen family member 1 (human) relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens