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3.2.1.4: cellulase

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

Word Map on EC 3.2.1.4

Reaction

cellohexaose
+
H2O
= 2 cellotriose

Synonyms

(1->4)-beta-D-glucan 4-glucanohydrolase, 1,4-beta-D-endoglucanase, 1,4-beta-D-glucan-4-glucanohydrolase, 168cel5, 9.5 cellulase, Abscission cellulase, AEG, Ag-EGase III, AgCMCase, alkali cellulase, Alkaline cellulase, AnCel5A, AtCel5, ATEG_07420, avicelase, BC-EG70a, Bc22Cel, BCE1, BcsZ, beta-1,4-endoglucan hydrolase, beta-1,4-endoglucanase, beta-1,4-glucanase, Bgl7A, bifunctional endoglucanase/xylanase, BlCel9, BP_Cel9A, Bx-ENG-1, Bx-ENG-2, Bx-ENG-3, C4endoII, carbomethyl cellulase, Carboxymethyl cellulase, Carboxymethyl-cellulase, carboxymethylcellulase, Cat 1, Caylase, CBH45-1, cbh6A, CBHI, CBHII, CcCel6C, CEL1, Cel1 EGase, Cel12A, Cel1753, Cel28a, Cel44A, Cel45A, Cel48A, Cel5, Cel5A, cel5B, Cel5E, Cel6A, Cel6A (E2), Cel6B, Cel6C, CEL7, Cel7A, Cel7B, Cel8, Cel8A, Cel8M, Cel8Y, Cel9A, CEL9A-50, CEL9A-65, Cel9A-68, CEL9A-82, Cel9A-90, Cel9B, CEL9C1, Cel9K, Cel9M, Cel9Q, CelA, CelB, CelC2 cellulase, CelCM3, CelDR, CelE, CelF, Celf_1230, Celf_3184, CelG, CelG endoglucanase, CelI15, cell-bound bacterial cellulase, CelL15, CelL73, cellic Ctec2, cellobiohydrolase, cellobiohydrolase I, celluase A, Celluclast, celludextrinase, Cellulase, cellulase 12A, cellulase A, cellulase A 3, cellulase Cel48F, cellulase Cel9A, cellulase Cel9M, cellulase CelC2, cellulase CelE, cellulase CM3, Cellulase E1, Cellulase E2, Cellulase E4, Cellulase E5, cellulase EGX, cellulase II, cellulase III, cellulase K, Cellulase SS, cellulase T, Cellulase V1, cellulase Xf818, cellulases I, cellulases III, cellulosin AP, Cellulysin, CelP, celS, CelStrep, celVA, CelX, CenA, CenC, CfCel6A, CfCel6C, CfEG3a, CHU_1280, CHU_2103, CjCel9A, Clocel_2741, CMCase, CMCase-I, CMCax, CMcellulase, Csac_1076, Csac_1078, CSCMCase, ctCel9D-Cel44A, CTendo45, ctendo7, CtGH5, Cthe_0435, CTHT_0045780, CX-cellulase, CyPB, DCC85_10145, DK-85, Dockerin type 1, Dtur_0671, E1 endoglucanase, Econase, EfPh, EG I, EG III, EG1, EG12, EG2, EG25, EG271, EG28, EG3, EG35, EG44, EG47, EG51, Eg5a, EG60, EGA, EGase, EGase II, EGB, EGC, EGCCA, EGCCC, EGCCD, EGCCF, EGCCG, EGD, EGE, EGF, egGH45, EGH, EGI, EGII, EGII/Cel5A, EGIV, EGL, EGL 1, Egl-257, Egl1, Egl499, Egl5a, EglA, eglB, EglC, EGLII, EglS, EGM, EGPf, EGPh, EGSS, EgV, EGX, EGY, EGZ, endo-1,4-B-glucanase, endo-1,4-beta-D-glucanase, endo-1,4-beta-glucanase, endo-1,4-beta-glucanase 1, endo-1,4-beta-glucanase 2, endo-1,4-beta-glucanase E1, endo-1,4-beta-glucanase V1, endo-beta-1,3-1,4-glucanase, endo-beta-1,4-glucanase, endo-beta-1,4-glucanase 1, endo-beta-1,4-glucanase 2, endo-beta-1,4-glucanase CMCax, endo-beta-1,4-glucanase EG27, endo-beta-1,4-glucanase EG45, endo-beta-D-1,4-glucanohydrolase, endo-beta-glucanase, endo-glucanase, ENDO1, ENDO2, endocellulase, endocellulase E1, endocellulases I, endocellulases II, endocellulases III, endocellulases IV, endogenous beta-1,4-endoglucanase, endogenous cellulase, endoglucanase, endoglucanase 1, endoglucanase 35, endoglucanase 47, endoglucanase CBP105, endoglucanase Cel 12A, endoglucanase Cel 5A, endoglucanase Cel 7B, endoglucanase Cel5A, endoglucanase Cel6A, endoglucanase D, endoglucanase EG-I, endoglucanase EG25, endoglucanase EG28, endoglucanase EG44, endoglucanase EG47, endoglucanase EG51, endoglucanase EG60, endoglucanase H, endoglucanase II, endoglucanase IIa, endoglucanase IV, endoglucanase L, endoglucanase M, endoglucanase V, endoglucanase Y, endolytic cellulase, EngA, EngH, EngL, EngM, engXCA, EngY, EngZ, family 7 cellobiohydrolase, FI-CMCASE, FnCel5A, FpCel45, Fpcel45a, GE40, GE40 endoglucanase, GH12 endo-1,4-beta-glucanase, GH124 endoglucanase, GH45 endoglucanase, gh45-1, GH5 cellulase, GH5 endoglucanase, GH6 endoglucanase, GH7 endoglucanase, GH9 termite cellulase, Glu1, Glu2, glycoside hydrolase family 9 endoglucanase, GtGH45, Lp-egl-1, manganese dependent endoglucanase, Maxazyme, Meicelase, mesophilic endoglucanase, mgCel6A, More, MtGH45, nmGH45, Onozuka R10, pancellase SS, PaPopCel1, PF0854, PH1171, PttCel9A, RCE1, RCE2, Roth 3056, RtGH124, Rucel5B, Sl-cel7, Sl-cel9C1, SnEG54, SoCel5, ssgluc, SSO1354, SSO1354 enzyme, SSO1354 protein, SSO1949, SSO2534, STCE1, Sumizyme, T12-GE40, TC Serva, TeEG-I, TeEgl5A, TfCel9A, ThEG, theme C glycoside hydrolase family 9 endo-beta-glucanase, Thermoactive cellulase, thermostable carboxymethyl cellulase, THITE_2110957, TM_1525, TM_1751, umcel5G, umcel9y-1, Vul_Cel5A

ECTree

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

Temperature Range

Temperature Range on EC 3.2.1.4 - cellulase

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TEMPERATURE RANGE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
0 - 10
60% of maximum activity
10 - 60
10 - 70
-
and above, activity range, profile overview. Over 70% activity at 30-65°C
20 - 60
20 - 80
23 - 37
-
more than 80% of maximal activity between pH 5.8 and pH 7.3
25 - 55
-
25°C: about 50% of maximal activity, 55°C: about 15% of maximal activity
25 - 70
25 - 80
activity rpofile, overview
25 - 90
over 60% of maximal activity within this range, profile overview
27 - 60
-
27°C: about 30% of maximal activity, 60°C: about 50% of maximal activity, CMCase 2
30 - 50
-
30°C: 76% of maximal activity, 80°C: 89% of maximal activity
30 - 60
-
activity range
30 - 65
over 50% activity within this range, profile overview
30 - 70
30 - 74
activity range, low activity at 30°C, inactivation at 74°C
30 - 75
-
30°C: about 55% of maximal activity, 75°C: about 60% of maximal activity, endoglucanase EG28
30 - 80
30 - 90
Thermochaetoides thermophila
activity range, profile overview
32 - 85
more than 50% of maximum activity within
35 - 60
-
35°C: about 50% of maximal activity, 60°C: about 50% of maximal activity
35 - 75
37 - 60
-
incubation temperature ranged from 37°C to 60°C
37 - 70
-
about 35% of maximal activity at 37°C and at 70°C
37 - 80
-
37°C: about 50% of maximal activity of the catalytic domain and of the whole enzyme, 80°C: about 30% of maximal activity of the catalytic domain, about 45% of maximal activity of the whole enzyme
40 - 100
-
40°C: about 60% of maximal activity, 100°C: about 85% of maximal activity, hydrolysis of carboxymethylcellulose
40 - 60
40 - 80
40 - 90
-
temperature profile
40 - 95
activity range, profile, overview
45 - 75
5
more than 50% of maximum activity
5 - 40
the enzyme shows 88% and 77% of maximal activity at 20°C and 40°C, and 63% and 38% of maximal activity at 10°C and at 5°C
5 - 45
-
34.7% of maximal activity at 5°C, maximal activity at 45°C, rapid loss of activity above. The cold adaptation of enzyme CelX is possibly due to the presence of the unusually long linker between the catalytic module and the cellulose-binding domain
50 - 100
-
-
50 - 70
50 - 75
50 - 80
55
-
92% of maximum activity
55 - 80
-
55°C: about 45% of maximal activity, 80°C: about 80% of maximal activity, cellulase I, substrate: carboxymethylcellulose
60 - 110
enzyme exhibits maximal activity at 95°C and retains 49% activity at 110°C
60 - 70
more than 80% of maximal activity is observed for Bx-ENG-2 at 70°C
65
-
75% of maximum activity
70 - 130
activity range, profile overview
70 - 95
70°C: about 60% of maximal activity, 95°C: about 40% of maximal activity
75 - 100
75°C: 60% of maximal activity, 100°C: about 80% of maximal activity
75 - 110
recombinant enzyme, over 20% of maximal activity within this range, 50% at 80°C and 105°C, profile overview
75 - 99
80 - 100
-
50% of activity is found in a temperature range from 80°C to 100°C
80 - 110
80°C: about 40% of maximal activity, 110°C: about 50% of maximal activity
80 - 95
more than 70% of maximum activity
95
-
95% of maximum activity
99
79% residual activity
additional information