[Term] id: PR:000038720 name: cathepsin B isoform 1 def: "A cathepsin B 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:P07858-1 or a 1:1 ortholog thereof." [PRO:DNx] comment: Category=sequence. synonym: "CTSB/iso:1" EXACT PRO-short-label [PRO:DNx] property_value: has_archetype PR:P07858-1 is_a: PR:000006023 ! cathepsin B