PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 31486460-5 2019 The differences in the activation energies for ethylene production compared with those of propylene production over H-FER, H-ZSM-5, and H-FAU are 6.7, 5.0, and 0.5 kcal mol-1, respectively. ethylene 47-55 FER tyrosine kinase Homo sapiens 118-121 31486460-7 2019 It is therefore reasonable to conclude that a smaller pore zeolite such as H-FER eventually leads to a high ratio of production of propylene to ethylene, in accordance with experimental observations. ethylene 144-152 FER tyrosine kinase Homo sapiens 77-80