PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 19933203-5 2009 Overexpression of each of the three genes in the absence of N/NO(3)(-) strongly suppresses the key regulators of anthocyanin synthesis PAP1 and PAP2, genes in the anthocyanin-specific part of flavonoid synthesis, as well as cyanidin- but not quercetin- or kaempferol-glycoside production. Quercetin 242-251 phosphatidic acid phosphatase 1 Arabidopsis thaliana 135-139