PMID-sentid	Pub_year	Sent_text		comp_official_name	comp_offsetprotein_name	organism	prot_offset
12447726-5	2002	Mutations are selected in HBV polymerase that can discriminate among the structural differences between lamivudine triphosphate and the natural substrate mimicked by lamivudine, dCTP, causing steric hindrance and reduced efficiency of incorporation of lamivudine but not the natural substrate.	Lamivudine	104-114	cut up	Drosophila melanogaster	178-182