[Term]
id: PR:000043163
name: interleukin-21 isoform 1
def: "An interleukin-21 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:Q9ES17-1 or a 1:1 ortholog thereof." [PRO:DNx]
comment: Category=sequence.
synonym: "IL21/iso:1" EXACT PRO-short-label [PRO:DNx]
property_value: has_archetype PR:Q9ES17-1
is_a: PR:000001382 ! interleukin-21