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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

pH Stability

pH Stability on EC 3.2.1.11 - dextranase

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pH STABILITY
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
2 - 7.5
-
stable at 22°C for 72 h
666256
2.5 - 6
-
stable at 25°C for 72 min
666256
2.5 - 7
3 - 10
-
-
745493
3.1 - 8.5
-
70°C, stable for 7.4 h
730181
3.5 - 7
3.5 - 7.5
-
-
135746, 666256
4 - 8.8
-
20% activity, 0% activity at pH 2.5 and 11.0
666256
4 - 9
the enzyme is stable between pH 4.0 and 9.0
750102
4.3 - 10
stable from pH 4.3-10.0 after incubation at 4°C for 20 h, activity drops sharply above pH 10.0 and below pH 4.3
701864
4.5
purified enzyme, 3 h, 40% activity remaining
717629
4.5 - 11.8
-
stable at 4°C for 24 h
666256
4.5 - 4.75
4.5 - 5.6
-
stable for 2 months
666256
4.5 - 7
-
the enzyme activity is extremely stable at pH 4.5-7.0
750163
4.5 - 9
-
stable for 24 h at 30°C
666256
4.8 - 9
4.9 - 9
-
at 30°C for 24 min
135732
5 - 10
-
-
729416
5 - 11
-
-
745672
5 - 7
-
stable at 4°C for at least 1 year
666256
5 - 7.5
-
at 37°C for 60 min
135731
5 - 9
-
the enzyme exhibits stability with more than 80% relative activity at pH 5.0-9.0
752286
5.5 - 11
Achaetomiella gracilis
-
-
135747
5.5 - 7.5
5.5 - 8.5
the enzyme has a stable pH range from 5.5 to 8.5
750900
5.6 - 7
-
-
135729
6
purified enzyme, 3 h, 70% activity remaining
717629
6 - 11
-
-
728970
6 - 8
more than 80% activity at pH 6.0-8.0
703491
6.5 - 12
-
at 4°C for 24 h
135745
7 - 7.5
purified enzyme, 3 h, 100% activity
717629
8
purified enzyme, 3 h, 90% activity remaining
717629
9
purified enzyme, 3 h, 60% activity remaining
717629
additional information
-
immobilized enzyme is more stable in lower pH (3.5-4.0) and higher pH (6.0-7.5) ranges
678011