PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1150656-2 1975 Reaction of tetranitromethane with the lone tyrosine residue of bovine neurophysin I and II, tyrosine-49, gave nitro derivatives of these proteins which were obtained in a highly purified form by preparative electrophoresis. Tetranitromethane 12-29 arginine vasopressin Bos taurus 71-104