[Term] id: PR:000026520 name: breast cancer type 1 susceptibility protein isoform 1 def: "A breast cancer type 1 susceptibility protein that is a translation product of some mRNA whose exon structure and start site selection renders it capable of giving rise to a protein with the amino acid sequence represented by UniProtKB:P38398-1 or a 1:1 ortholog thereof." [PRO:CNA] comment: Category=sequence. synonym: "BRCA1/iso:1" EXACT PRO-short-label [PRO:DNx] property_value: has_archetype PR:P38398-1 is_a: PR:000004803 ! breast cancer type 1 susceptibility protein