PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 29353485-7 2018 Formation of 4-nitrocatechol is initiated by abstraction of a phenolic H atom by an OH or NO3 radical to form a beta-hydroxyphenoxy/o-semiquinone radical, which then reacts with NO2 to form the final product. Nitrogen Dioxide 178-181 NBL1, DAN family BMP antagonist Homo sapiens 90-93