PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9748280-6 1998 Purified, recombinant RGSZ1, RET-RGS1, and GAIP each accelerated the hydrolysis of Galphaz-GTP over 400-fold with Km values of approximately 2 nM. galphaz-gtp 83-94 ret proto-oncogene Homo sapiens 29-37