[Term]
id: PR:000037224
name: X-box-binding protein 1 isoform 2
def: "An X-box-binding protein 1 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:O35426-2 or a 1:1 ortholog thereof." [PRO:CNA, PMID:17979529]
comment: Category=sequence. Note: This form is a product of cytoplasmic splicing of XBP1 pre-mRNA, which is converted to spliced mRNA in response to unfolding protein response.
synonym: "XBP1/iso:2" EXACT PRO-short-label [PRO:DNx]
synonym: "pXBP1(S)" EXACT [PMID:17979529]
synonym: "XBP-1S" EXACT []
property_value: has_archetype PR:O35426-2
is_a: PR:000017476 ! X-box-binding protein 1