PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 31904962-18 2020 We propose that the PCET reactions of hydroxamic acids are mediated by a hydrogen-bonded proton wire in the beta2 subunit. Hydroxamic Acids 38-54 glycoprotein hormone subunit alpha 2 Homo sapiens 108-113