PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 23297231-1 2013 The polyketide natural product Leptomycin B inhibits nuclear export mediated by the karyopherin protein chromosomal region maintenance 1 (CRM1). Polyketides 4-14 exportin 1 Homo sapiens 104-136 23297231-1 2013 The polyketide natural product Leptomycin B inhibits nuclear export mediated by the karyopherin protein chromosomal region maintenance 1 (CRM1). Polyketides 4-14 exportin 1 Homo sapiens 138-142