PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 25196365-1 2015 Glutamine synthetase (GS) plays an important role in glutamate neurotransmission or neurological disorder in the brain. Glutamic Acid 53-62 glutamate-ammonia ligase Rattus norvegicus 0-20