PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 19525225-4 2009 APC interacts with Asef and Asef2, Rac1- and Cdc42-specific guanine nucleotide exchange factors (GEFs), and stimulates their GEF activity; thereby regulating cell morphology, adhesion, and migration. Guanine Nucleotides 60-78 Rac family small GTPase 1 Homo sapiens 35-39