2.6.1.79 additional information the substrate specificity of the enzyme in bacteria is less high than in plants ? - ? 89 2.6.1.79 additional information substrate specificity, no activity with 4-hydroxyphenylpyruvate, phenylpyruvate, and indolepyruvate using cosubstrate L-glutamate, no activity with 4-hydroxyphenylpyruvate, phenylpyruvate, and pyruvate using cosubstrate L-aspartate ? - ? 89 2.6.1.79 prephenate + L-glutamate prephenate is the preferred substrate, optimal at low concentrations of about 1 mM L-arogenate + 2-oxoglutarate L-arogenate is cyclohexadienylic acid r 375251 2.6.1.79 prephenate + L-glutamate prephenate is the preferred substrate L-arogenate + 2-oxoglutarate L-arogenate is cyclohexadienylic acid r 375251 2.6.1.79 prephenate + L-glutamate optimal prephenate concentration is 0.5-1.0 mM L-arogenate + 2-oxoglutarate - r 375251 2.6.1.79 additional information no substrates: 4-hydroxyphenylpyruvate, phenylpyruvate ? - ? 89 2.6.1.79 additional information no activity with oxaloacetate, 2-ketoglutarate, or pyruvate with L-glutamate ? - ? 89 2.6.1.79 prephenate + L-glutamate important step in biosynthesis of L-tyrosine and L-phenylalanine L-arogenate + 2-oxoglutarate - r 375251 2.6.1.79 prephenate + L-glutamate enzyme shows high affinity and specificity for prephenate, similar reaction rate in both reaction directions L-arogenate + 2-oxoglutarate - r 375251 2.6.1.79 prephenate + L-aspartate about 50% of the activity with L-glutamate L-arogenate + oxaloacetate - r 375250