PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 14328-1 1977 The interaction of Mg2+ with nucleoside disphosphates : ADP, GDP, CDP and UDP has been studied by phosphorus magnetic resonance spectroscopy in aqueous solution. Uridine Diphosphate 74-77 mucin 7, secreted Homo sapiens 19-22