PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9219949-2 1997 While most GABA is generated by glutamate decarboxylase (GAD), an alternative synthetic pathway is known to originate from putrescine, which is converted via gamma-aminobutyraldehyde in an aldehyde-dehydrogenase-requiring step to GABA. Putrescine 123-133 glutamate-ammonia ligase (glutamine synthetase) Mus musculus 32-55 11299393-7 2001 Inhibition of glutamine synthetase by methionine sulfoximine led to a substantial reduction in putrescine and spermidine in both cell lines. Putrescine 95-105 glutamate-ammonia ligase (glutamine synthetase) Mus musculus 14-34 9219949-2 1997 While most GABA is generated by glutamate decarboxylase (GAD), an alternative synthetic pathway is known to originate from putrescine, which is converted via gamma-aminobutyraldehyde in an aldehyde-dehydrogenase-requiring step to GABA. Putrescine 123-133 glutamate-ammonia ligase (glutamine synthetase) Mus musculus 57-60