PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 12232274-10 1994 Surprisingly, RNA blot analysis indicated that catalytic PG2 mRNA was induced in immature rin fruit after 3 d of exogenous ethylene treatment. ethylene 123-131 polygalacturonase-2 Solanum lycopersicum 57-60