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4.1.1.5: acetolactate decarboxylase

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

Word Map on EC 4.1.1.5

Reaction

(2S)-2-hydroxy-2-methyl-3-oxobutanoate
=
(3R)-3-hydroxybutan-2-one
+
CO2

Synonyms

ADC, ALD, aldB, ALDC, alpha-Acetolactate decarboxylase, AlsD, BudA1, Decarboxylase, acetolactate

ECTree

     4 Lyases
         4.1 Carbon-carbon lyases
             4.1.1 Carboxy-lyases
                4.1.1.5 acetolactate decarboxylase

pH Range

pH Range on EC 4.1.1.5 - acetolactate decarboxylase

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pH RANGE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
4 - 7
-
pH 4.0: about 70% of maximal activity, pH 7.0: about 15% of maximal activity
4 - 8
-
pH 4.0: about 25% of maximal activity, pH 8.0: about 60% of maximal activity
4.7 - 6.5
-
pH 4.7: about 20% of maximal activity, pH 6.5: about 25% of maximal activity
5.4 - 6.9
-
75% of maximal activity at pH 5.4 and at pH 6.9
5.5 - 6.5
-
most active between pH 5.5 and 6.5
5.5 - 7.5
-
pH 5.5: about 60% of maximal activity, pH 7.5: about 70% of maximal activity
5.6 - 7.2
-
pH 5.6: about 60% of maximal activity, pH 7.2: about 45% of maximal activity