PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 25363711-2 2014 In this article, we describe 4-aza substitution on the xanthene core as a means to increase BACE1 potency while reducing hERG binding affinity. 4-aza 29-34 ETS transcription factor ERG Homo sapiens 121-125