PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 32705963-2 2021 Recent study documented that shifting of fluorine atom from para to ortho position on the phenyl B ring of heteroaryl chalcones shown a remarkable shift in the selectivity and potency between MAO-A and MAO-B isoforms. heteroaryl chalcones 107-127 monoamine oxidase A Homo sapiens 192-197