3-(imidazol-5-yl)lactate dehydrogenase

Class of enzymes From Wikipedia, the free encyclopedia

In enzymology, 3-(imidazol-5-yl)lactate dehydrogenase (EC 1.1.1.111) is an enzyme that catalyzes the chemical reaction

2D representation of the chemical structure of Q27101874.
(S)-3-(imidazol-5-yl)lactic acid
 
 
 
H+
Reversible left-right reaction arrow with minor forward product(s) to top right and minor reverse substrate(s) from bottom right
 
H+
 
2D representation of the chemical structure of Q72482313.
imidazole-4-pyruvic acid
 

The two substrates of this enzyme are (S)-3-(imidazol-5-yl)lactic acid and oxidised nicotinamide adenine dinucleotide (NAD+). Its products are imidazole-4-pyruvic acid, reduced NADH, and a proton. The enzyme can use the alternative cofactor, nicotinamide adenine dinucleotide phosphate.[1][2][3]

This enzyme belongs to the family of oxidoreductases, specifically those acting on the CH-OH group of donor with NAD+ or NADP+ as acceptor. The systematic name of this enzyme class is (S)-3-(imidazol-5-yl)lactate:NAD(P)+ oxidoreductase. This enzyme is also called imidazol-5-yl lactate dehydrogenase.

References

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