Any feedback?
Please rate this page
(all_enzymes.php)
(0/150)

BRENDA support

4.1.1.22: histidine decarboxylase

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

Word Map on EC 4.1.1.22

Reaction

L-histidine
=
histamine
+
CO2

Synonyms

DCHS, Decarboxylase, histidine, HDC, HdcA, HisDCase, histamine-forming enzyme, L-Histidine decarboxylase, pyruvoyl-dependent decarboxylase, pyruvoyl-dependent histidine decarboxylase, TOM92

ECTree

     4 Lyases
         4.1 Carbon-carbon lyases
             4.1.1 Carboxy-lyases
                4.1.1.22 histidine decarboxylase

Storage Stability

Storage Stability on EC 4.1.1.22 - histidine decarboxylase

Please wait a moment until all data is loaded. This message will disappear when all data is loaded.
STORAGE STABILITY
ORGANISM
UNIPROT
LITERATURE
-20°C, 50 mM potassium phosphate buffer, pH 6.8, 0.01 mM pyridoxal 5'-phosphate, enzyme form 1 and 2 are stable for at least 6 weeks, activity of enzyme form 3 declines steadily
-
-20°C, 50 mM potassium phosphate, pH 6.8, 0.2 mM dithiothreitol, 0.01 mM pyridoxal 5'-phosphate, 2% polyethylene glycol, stable for at least 3 months, even at a low protein concentration, 0.01 mg/ml
-
-20°C, purified recombinant enzyme, 3 months
-20°C, purified recombinant enzyme, 3 months, complete loss of activity
-30°C, stable for 7 days
-70°C, 94% of the original activity in the fresh preparation
-
-70°C, no loss of activity for at least 6 months
-
0°C, 50 mM potassium phosphate, pH 6.8, 0.2 mM dithiothreitol, 0.01 mM pyridoxal 5'-phosphate, 2% polyethylene glycol No. 300, withoout significant loss of enzyme activity after 2 weeks
-
4°C, stable for about 1 week
-