A multi-subunit complex deposited by the spliceosome upstream of messenger RNA exon-exon junctions. The exon-exon junction complex provides a binding platform for factors involved in mRNA export and nonsense-mediated mRNA decay. (Gene Ontology, GO_0035145)
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8 proteins localized to the exon-exon junction complex cellular component from the COMPARTMENTS Curated Protein Localization Evidence Scores dataset.