PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 3038880-3 1987 In a strain overexpressing a RAS2 variant where the RAS unique C-terminal domain was deleted, both GTP and GDP were detected in a ratio of 3:97. Guanosine Triphosphate 99-102 Ras family GTPase RAS2 Saccharomyces cerevisiae S288C 29-33