PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1710256-5 1990 A combined nmr and molecular mechanics study on the oxazolidinone of xestoaminol A provided the basis for the relative stereochemistry assigned at C-2 and C-3 in xestoaminol A. Xestoaminol A 69-82 complement C3 Homo sapiens 155-158