Article
Dopamine inhibition of human tyrosine hydroxylase type 1 is controlled by the specific portion in the N-terminus of the enzyme.
Journal of neurochemistry - 1 May 1999
Nakashima A, Mori K, Suzuki T, Kurita H, Otani M, Nagatsu T, Ota A
Abstract excerpt
Tyrosine hydroxylase (TH), which converts L-tyrosine to L-DOPA, is a rate-limiting enzyme in the biosynthesis of catecholamines; its activity is regulated by feedback inhibition by catecholamine products including dopamine. To investigate the specific portion of the N-terminus of TH that determines the efficiency of dopamine inhibition, wild-type and N-terminal 35-, 38-, and 44-amino acid-deleted mutants (del-35,...
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