Regulation of the subunit composition of tomato plastidic glutamine synthetase by light and the nitrogen source

ammonium azote cotiledones cotyledons enzimas enzyme enzymes enzymic activity fitocroma gene expression genregulation glutamate ammonia ligase glutamina sintetasa glutamine synthetase glutaminsynthetase light luz lycopersicon esculentum metabolism metabolisme metabolismo molecular weight nitrogen peptide peptides peso molecular pflanzenbau pflanzenphysiologie phosphinothricin phytochrome plaste plastidios plastids proteine proteins