PMID-sentid	Pub_year	Sent_text		comp_official_name	comp_offsetprotein_name	organism	prot_offset
10486569-1	1999	Three groups of Rap1-specific guanine nucleotide exchange factors including C3G, CalDAG-GEFI, and Epac/cAMP-GEFI/II have been identified to date.	Guanine Nucleotides	30-48	RAP1A, member of RAS oncogene family	Homo sapiens	16-20