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3.2.1.11: dextranase

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

Word Map on EC 3.2.1.11

Reaction

Dextran
+
H2O
=
dextran fragment 1
 +
dextran fragment 2

Synonyms

1,6-alpha-D-glucan-6-glucanohydrolase, 6-alpha-D-glucan 6-glucanohydrolase, alpha-1,6-D-glucan 6-glucanohydrolase, alpha-1,6-D-glucan-6-glucanohydrolase, Alpha-1,6-glucan-6-glucanohydrolase, alpha-D-1,6-glucan-6-glucanohydrolase, alpha-dextranase, alpha-glucanase, AODex, Dex, Dex2, Dex410, Dex49A, DexA, dextran hydrolase, dextranase, dextranase DL 2, dextranase I, dextranase II, Dextranase Plus L, dextransucrase, DL 2, DXSR, endo-dextranase, endodextranase, extracellular dextranase, Fjoh_4430, LSD1, More, rDex, SmDex, Teth39_0264, TLDex, TPDex

ECTree

     3 Hydrolases
         3.2 Glycosylases
             3.2.1 Glycosidases, i.e. enzymes that hydrolyse O- and S-glycosyl compounds
                3.2.1.11 dextranase

Temperature Stability

Temperature Stability on EC 3.2.1.11 - dextranase

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TEMPERATURE STABILITY
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
0 - 37
-
stable for 24 h at pH 4.8-9.0
20 - 50
-
the enzyme retains greater than 85% residual activity after storage at 20-50°C (pH 5.5) for 1 h. The enzyme is thermally stable at temperatures below 50°C and has a half-life of 45 days at 28°C
20 - 75
-
the enzyme exhibits thermostability in the range of 20-50°C over an incubation period of 1.5 h. The enzyme loses more than 50% activity at 55°C and 100% activity over the range of 60-75°C. The half-life at 55°C is 52 min
28
stable at temperatures below 28°C
30
-
stable beow
30 - 60
the enzyme has a thermostable temperature of 30°C, a half-life of 30 min at 55°C and shows 9.66% residual activity after 30 min at 60°C
4
-
stable for 24 h above pH 6.5-12
43
-
D2, activity decreases after 1h at pH 5.5
45 - 50
-
after 60 min 45°C and 50°C, the dextranase activity remains stable with the values being 98.09% and 62.21% of relative enzymatic activity, respectively
51
-
dextranase D1, stable for 1 h at pH 5.5
60 - 65
over 75% of the original activity is sustained at 60°C for 4 h, the half-life of the enzyme is 1.5 h at 65°C with pH4.3 in the absence of added dextran
65
-
half-live 42 s
70
-
half-life of the free enzyme is 49.22 min, and of the immobilized enzyme 70.15 min
additional information