PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 21315018-1 2002 BACKGROUND: To investigate the role of FHIT (fragile histidine triad) gene in oncogenesis and progression of human lung cancer. Histidine 53-62 fragile histidine triad diadenosine triphosphatase Homo sapiens 39-43