PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 16666409-5 1988 Cells grown on ammonium, instead of nitrate as nitrogen source, had a higher total cellular activity of the NADH-dependent glutamate synthase (+95%) and glutamate dehydrogenase (+33%) but less activity of glutamine synthetase (-10%). NAD 108-112 uncharacterized protein Chlamydomonas reinhardtii 205-225