has part nitrate transmembrane transporter activity nitrate metabolic process nitrate assimilation https://github.com/geneontology/go-ontology/issues/27216 https://github.com/geneontology/go-ontology/issues/30537 https://github.com/geneontology/go-ontology/issues/31634 The nitrogen metabolic process that encompasses the uptake of nitrate from the environment and reduction to ammonia, and results in the incorporation of nitrogen derived from nitrate into cellular substances. biological_process MetaCyc:PWY-381 MetaCyc:PWY-5675 assimilatory nitrate reduction MetaCyc:PWY490-3 GO:0042128 nitrogen cycle metabolic process nitrite reductase activity