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1.4.1.9: leucine dehydrogenase

This is an abbreviated version!
For detailed information about leucine dehydrogenase, go to the full flat file.

Word Map on EC 1.4.1.9

Reaction

L-leucine
+
H2O
+
NAD+
=
4-methyl-2-oxopentanoate
+
NH3
+
NADH
+
H+

Synonyms

BCD, dehydrogenase, leucine, L-leucine dehydrogenase, L-leucine:NAD+ oxidoreductase, deaminating, LeuDH

ECTree

     1 Oxidoreductases
         1.4 Acting on the CH-NH2 group of donors
             1.4.1 With NAD+ or NADP+ as acceptor
                1.4.1.9 leucine dehydrogenase

Turnover Number

Turnover Number on EC 1.4.1.9 - leucine dehydrogenase

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TURNOVER NUMBER [1/s]
SUBSTRATE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
0.382 - 0.702
2-oxo-3-methylbutanoate
0.055 - 1.5
2-oxobutanoate
24 - 140
2-Oxohexanoate
0.125 - 47.69
2-oxopentanoate
10.4 - 40.4
3,3-dimethyl-2-oxobutanoate
27.63
3-methyl-2-oxopentanoate
-
in 100 mM glycine-KCl-KOH buffer (pH 10), at 25°C
0.385 - 99.38
4-methyl-2-oxopentanoate
37 - 280
alpha-keto-beta-methylvalerate
29 - 280
alpha-keto-isocaproate
16.6
DL-methionine
pH 9, 30°C
14.1
L-arginine
pH 9, 30°C
1.4 - 23
L-Ile
0.74 - 50
L-Leu
2.3 - 30.13
L-leucine
0.18 - 18
L-norleucine
0.29 - 13
L-norvaline
0.8 - 1.4
L-Phe
20.8
L-proline
pH 9, 30°C
33.9
L-tert-leucine
Roseibium aggregatum
-
wild-type, pH 8, 30°C
26.4
L-tyrosine
pH 9, 30°C
1.8 - 90
NAD+
0.286 - 688
NADH
13
NADP+
-
mutant enzyme D203A/I204R and D203A/I204R/D210R
0.06 - 0.214
oxo(phenyl)acetate
-
9.9 - 22
phenylpyruvate
0.006 - 347
trimethylpyruvate
additional information
additional information
-