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EC 1.3.1.78 Details
EC number
1.3.1.78
Accepted name
arogenate dehydrogenase (NADP+)
Reaction
L-arogenate + NADP+ = L-tyrosine + NADPH + CO2
Other name(s)
arogenic dehydrogenase (ambiguous), pretyrosine dehydrogenase (ambiguous), TyrAAT1, TyrAAT2, TyrAa
Systematic name
L-arogenate:NADP+ oxidoreductase (decarboxylating)
CAS registry number
64295-75-6
Comment
Arogenate dehydrogenases may utilize NAD+ (EC 1.3.1.43), NADP+ (EC 1.3.1.78), or both (EC 1.3.1.79). NADP+-dependent enzymes usually predominate in higher plants.The enzyme from the cyanobacterium Synechocystis sp. PCC 6803 and the TyrAAT1 isoform of the plant Arabidopsis thaliana cannot use prephenate as a substrate, while the Arabidopsis isoform TyrAAT2 can use it very poorly [2,3].
History
created 2005
EC Tree
1.3.1.23 created 1972, deleted 2005
1.3.1.50 created 1992, deleted 1999
1.3.1.55 created 1999, deleted 2004
1.11.1.4 created 1961, deleted 1964, reinstated 1965 as EC 1.13.1.12, deleted 1972