PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 23536246-5 2014 The dinucleotide polyphosphates produced by aaRS are biologically active both extra- and intra-cellularly, and seem to function as important signaling molecules. dinucleotide polyphosphates 4-31 alanyl-tRNA synthetase 1 Homo sapiens 44-48