PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 26118337-1 2015 Snurportin 1 is an adaptor protein that mediates the active nuclear import of uridine-rich small nuclear RNAs (U snRNA) by the importin-beta receptor pathway. Uridine 78-85 snurportin 1 Homo sapiens 0-12