PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 20627899-8 2010 In addition, the results show that Fe deficiency up-regulates genes involved in both ethylene synthesis (AtSAM1, AtSAM2, AtACS4, AtACS6, AtACS9, AtACO1, and AtACO2) and signalling (AtETR1, AtCTR1, AtEIN2, AtEIN3, AtEIL1, and AtEIL3) in the roots. Iron 35-37 ACC oxidase 2 Arabidopsis thaliana 157-163