PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 16180748-2 2005 The results showed that L-MET, L-PHE and L-TRP could improve the shoot height, shoot and root dry weights, root activity, nitrate reductase and hydrogen peroxidase activities, and N, P, K and Zn uptake of corn. Phenylalanine 31-36 nitrate reductase [NADH] 1 Zea mays 122-139