PMID-sentid	Pub_year	Sent_text		comp_official_name	comp_offsetprotein_name	organism	prot_offset
8776721-9	1996	A binding study with mutated BR fragment showed that the binding sites of C1, C2, and C3 resided at cis-elements I and III.	Bromine	29-31	complement C3	Homo sapiens	78-88