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1.1.1.85: 3-isopropylmalate dehydrogenase

This is an abbreviated version!
For detailed information about 3-isopropylmalate dehydrogenase, go to the full flat file.

Word Map on EC 1.1.1.85

Reaction

(2R,3S)-3-isopropylmalate
+
NAD+
=
(2S)-2-isopropyl-3-oxosuccinate
+
NADH
+
H+

Synonyms

2-hydroxy-4-methyl-3-carboxyvalerate:NAD+ oxidoreductase, 2R,3S-isopropylmalate:NAD+ oxidoreductase (decaboxylating), 3-IPM dehydrogenase, 3-IPM-DH, 3-isopropylmalate dehydrogenase, 3-isopropylmalateDH, APS IPMDH, beta-IPM dehydrogenase, beta-IPMDH, beta-isopropylmalate dehydrogenase, beta-isopropylmalic enzyme, Bs3-isopropylmalateDH, dehydrogenase, 3-isopropylmalate, IMDH, IPMDH, IPMDH1, IPMDH2, IPMDH3, isopropylmalate dehydrogenase, leuB, NAD-dependent isopropylmalate dehydrogenase, Saci_0600, SbIPMDH, SoIPMDH, threo-Ds-3-isopropylmalate dehydrogenase, Tt-beta-3-isopropylmalateDH, two-domain 3-isopropylmalate dehydrogenase, Ydr417cp

ECTree

     1 Oxidoreductases
         1.1 Acting on the CH-OH group of donors
             1.1.1 With NAD+ or NADP+ as acceptor
                1.1.1.85 3-isopropylmalate dehydrogenase

Turnover Number

Turnover Number on EC 1.1.1.85 - 3-isopropylmalate dehydrogenase

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TURNOVER NUMBER [1/s]
SUBSTRATE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
0.0025 - 220
(2R,3S)-3-isopropylmalate
0.016 - 0.85
3-(2'-methylthio)ethylmalate
38
3-ethylmalate
-
-
20
3-isoamylmalate
-
-
3.8 - 14.9
3-isopropylmalate
28
3-methylmalate
-
-
2.7
3-tert-butylmalate
-
-
3.1
D-3-ethylmalate
pH 8.0
3.1
D-3-isobutylmalate
pH 8.0
2.7
D-3-isopentylmalate
pH 8.0
3.6
D-3-isopropylmalate
pH 8.0
3.5
D-3-methylmalate
pH 8.0
0.96
D-3-t-butylmalate
pH 8.0
0.41
D-malate
-
pH 7.5, 37°C
70
ethylmalate
-
pH 7.6
0.26
homoisocitrate
at pH 8.0 and 60°C
0.09 - 69
isopropylmalate
0.19 - 10.6
malate
0.15 - 220
NAD+
0.09 - 4.69
NADP+
0.1 - 0.26
Tartrate
6
tert-butylmalate
-
pH 7.6
additional information
additional information
-
the cold adaption results from the destabilization of the ternary complex caused by increase in the volume of the residue at position 126
-