PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 25061985-6 2014 Relative levels of fumarate and malate differed between aco2 and aco3, indicating metabolically isolated pools of these metabolites in seedlings. malic acid 32-38 ACC oxidase 2 Arabidopsis thaliana 56-60