PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 17626070-0 2007 Preferential integration of adeno-associated virus type 2 into a polypyrimidine/polypurine-rich region within AAVS1. polypyrimidine 65-79 adeno-associated virus integration site 1 Homo sapiens 110-115 17626070-7 2007 Two-thirds of the junctions map to 350 bases of AAVS1 that are rich in polypyrimidine tracts on the nicked strand. polypyrimidine 71-85 adeno-associated virus integration site 1 Homo sapiens 48-53