PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 10502774-5 1999 A notable recurrence of transitions is observed at 13 CpG-dinucleotides that are part of CGA codons or splice donor sites. Dinucleoside Phosphates 58-71 chromogranin A Homo sapiens 89-92