4.1.1.86: diaminobutyrate decarboxylase This is an abbreviated version! For detailed information about diaminobutyrate decarboxylase, go to the full flat file .
Reaction
L-2,4-diaminobutanoate =
propane-1,3-diamine +
CO2
Synonyms DABA aminotransferase/decarboxylase, DABA AT, DABA AT/DC, DABA DC, DABA decarboxylase, DABA-DC, L-2,4-diaminobutyrate aminotransferase/decarboxylase, L-2,4-diaminobutyrate decarboxylase, L-2,4-diaminobutyrate:2-ketoglutarate 4-aminotransferase, L-2,4-diaminobutyric acid decarboxylase, More
ECTree
Metals Ions
Metals Ions on EC 4.1.1.86 - diaminobutyrate decarboxylase
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Cu2+
-
activates 7fold at 20 mM
Mn2+
-
activates 5fold at 20 mM
Zn2+
-
activates 3fold at 20 mM
Ca2+
-
activates, preferred divalent cation
Ca2+
-
about 65% of the activity with Mg2+
Ca2+
-
activates 14fold at 20 mM
Ca2+
-
about 65% of the activity with Mg2+
Mg2+
-
-
Mg2+
-
required, activates 20fold at 20 mM, enhances activation by PLP
Mg2+
-
required, activates 7fold at 10 mM
Mg2+
-
required, activates 17fold at 10 mM
Mg2+
-
30% activation at 20 mM
Mg2+
-
stimulates 30% at 20 mM
Sr2+
-
activates
Sr2+
-
about 65% of the activity with Mg2+
Sr2+
-
about 65% of the activity with Mg2+
additional information
-
no effect by Na+ and K+
additional information
-
enzyme is not affected by Ca2+