PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1655741-16 1991 The activation of PLC-beta 1 by the purified G-protein preparation was specific for nonhydrolyzable guanine nucleotides, the efficacy decreasing in order GTP gamma S greater than guanylimidodiphosphate greater than guanylyl(beta,gamma-methylene)-diphosphonate. 5'-guanylylmethylenebisphosphonate 215-259 phospholipase C beta 1 Bos taurus 18-28