PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9512554-7 1998 In supercoiled TH promoter, DSE1 assumes a cruciform-like conformation i.e., it binds cruciform-specific 2D3 antibody, and S1 nuclease-cleavage and OsO4-modification assays have identified an imperfect cruciform extruded by the DSE1. Osmium Tetroxide 148-152 tyrosine hydroxylase Bos taurus 15-17