PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9693007-1 1998 The vibrational spectra of phosphate modes for GDP and GTP bound to the c-Harvey p21(ras) protein have been determined using 18O isotope edited Raman difference spectroscopy. Guanosine Diphosphate 47-50 H3 histone pseudogene 16 Homo sapiens 81-84