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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

Specific Activity

Specific Activity on EC 3.2.1.11 - dextranase

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SPECIFIC ACTIVITY [µmol/min/mg]
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
0.005 - 0.085
-
depends on the growth rate
0.03
aerobic bacterium SRI 2125
-
-
0.06
aerobic bacterium SRI 2128
-
-
0.1
substrate isomaltose, pH 6, 30°C
0.12
anaerobic thermophilic bacterium AB11A
-
-
0.21
thermophilic bacterium DP17
-
-
0.25
substrate pullulan, pH 6, 30°C
0.4 - 40
-
units of dextran per ml, value depends on the medium
0.5
-
substrate alternan, pH 5.2, 70°C
1.12
substrate dextran, pH 6, 30°C
10580
-
160000-molecular-weight dextranase
11
mutant enzyme T558H, at pH 5.0 and 35°C
1106
Chaetomium erraticum
-
pH 5.2, 60°C
12.7
-
isomaltose
12569
Achaetomiella gracilis
-
pH 6.0, 55°C
13.66
-
wild type enzyme, at pH 4.5, 30°C
14.93
-
mutant enzyme D279C/S289C, at pH 4.5, 43°C
1405
pH 4.5, 37°C
14500
-
175000-molecular-weight dextranase
14894
-
pH 6.0, 45°C
15
Thermochaetoides thermophila
-
-
1560
-
bovine serum albumin immobilized enzyme, pH 5.5, 60°C
1669
Achaetomiella gracilis
-
-
1670
-
dextranase II
18.2
-
dextranase II, U/ml
182
-
enzyme purified 17.56fold
188.3
-
enzyme purified 18.18fold
1920
Achaetomiella gracilis
-
CD-II
1960
Achaetomiella gracilis
-
CD-I
2.7
-
substrate dextran 742CB, pH 5.2, 70°C
218
-
Tsuchiya medium
2309
-
pH 8.0, temperature not specified in the publication
238
-
Fukumota medium
25.6
-
mutant enzyme T245C/N248C, at pH 5.0, 33°C
2500
-
dextranase II
2560
-
dextranase I
27
mutant enzyme T563N, at pH 5.0 and 35°C
2750
Achaetomiella gracilis
-
-
292
-
Fukumota medium
3.02
purified recombinant enzyme SmDex95, the 95 kDa variant, pH 5.0, temperature not specified in the publication
34.6
-
dextranase I, U/ml
35
Thermochaetoides thermophila
-
-
4.3
-
mutant D1252N, pH 5.5, 35°C
4.7
mutant enzyme W279F/T563N, at pH 5.0 and 35°C
44.52
-
mutant enzyme D279C/S289C, at pH 5.0, 33°C
46
mutant enzyme W279F, at pH 5.0 and 35°C
493
-
units/OD
58
wild type enzyme, at pH 5.0 and 35°C
6.1
mutant enzyme W279A/T563N, at pH 5.0 and 35°C
6.2
-
substrate dextran T500, pH 5.2, 70°C
7.37
-
substrate dextran T2000, pH 5.2, 70°C
770
-
dextranase I
8.21
purified recombinant enzyme SmDex90, the 90 kDa variant, pH 5.0, temperature not specified in the publication
8130
-
free enzyme, pH 5.5, 60°C
950 - 1000
-
recombinant dextranase
additional information