PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9245399-10 1997 The distance between sites I and II (15.0 +/- 0.4 A) in S100 beta was determined from Forster-type energy transfer in D2O solutions containing bound Eu3+ donor and Nd3+ acceptor ions. Deuterium Oxide 118-121 S100 calcium binding protein B Homo sapiens 56-65