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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 Stability

Temperature Stability on EC 3.2.1.4 - cellulase

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TEMPERATURE STABILITY
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
10 - 70
-
purified native enzyme, highly stable in the temperature range of 10-40°C, the activity declines rapidly as the temperature increases above 60°C, 12% activity remains at 70°C after 4 h. At 10°C, the enzyme exhibits no loss of activity, even after 24 h
101
melting-temperature of the mutant enzymes P74C/C106S, P74C and C106S
103
wild type enzyme is thermally unfolded at 103.4°C
110
maximal activity at 95°C and retains 49% activity at 110°C
112
denaturing temperature
115
purified recombinant His-tagged enzyme, pH 6.0, half-life is 9.1 min
20
Tm of enzyme CfCel6C
20 - 30
-
pH 8.0, 20 h, about 60%% loss of activity
20 - 45
-
stable
25 - 55
-
purified recombinant enzyme, very stable at 25°C, loss of about 13.2% activity at 35°C after 2 h. The enzyme retains 10.4% activity at 45°C after 2 h, and is completely inactivated at 55°C after 30 min
27 - 30
-
purified enzyme, 60 min, completely stable
30
10 min, wild-type stable up to 30°C
30 - 50
-
150 h, 15% loss of activity
30 - 60
-
stable
30 - 70
-
30 min to 2 h, stable
36
-
30 min, 50% loss of activity of cellulase 4.8, 25% loss of activity of cellulase 4.5
39 - 60
-
the purified enzyme is stable at 39-60°C and pH 4.0-6.0 for 60 min
4
-
24 h, stable
4 - 45
the enzyme has an estimated low melting temperature of 45°C, about 50% activity remaining at 4°C, it is identified to be cold-adapted
40 - 50
-
stable
43.9
melting temperature, mutant K94R/S365P
46
-
Tm: 45.9°C
47
-
enzyme is stable up to 47°C and exhibits half-life of 138.6 min
47.3
melting temperature, mutant K94R
48.9
melting temperature, wild-type
49.1
melting temperature, mutant S365P
50 - 60
50 - 70
-
purified native enzyme, pH 5.0, the enzyme retains more than 50% activity after incubation at 65°C and 70°C for 180 min, no major loss in activity at 50°C
53.6
Tm of the recombinant deglycosylated wild-type enzyme
54.6
wild-type catalytic domain, melting temperature
58.5
-
Tm-value
60 - 70
63.7
N-glycosylation mutant residue D384, melting temperature
65.79
N-glycosylation mutant residue D45, melting temperature
65.94
wild-type, melting temperature
65.99
N-glycosylation mutant residue D270, melting temperature
66
-
melting temperature of enzyme GtGH45
68
-
melting temperature of mutant enzyme CtGH5-F194A
69
-
Tm: 68.6°C
72
melting temperature
74.5
melting temperature, deglycosylated wild-type
76
-
Tm of enzyme MgCel6A
78.1
Tm of the recombinant deglycosylated wild-type enzyme
78.5
melting temperature, mutant N54C/P191C
80.9
-
melting temperature of enzyme MtGH45
81.4
denaturation temperature
84
melting temperature, mutant G4C/A72C/N54C/P191C/T243C/A375C
87
T1/2 of the recombinant deglycosylated wild-type enzyme
88
melting temperature
90 - 100
95 - 96
Tm-value for mutant enzymes C106A/C159A/C372A/C412A, C106A/C159A and C372A/C412A
98
-
half-life: 2.73 min
99
-
half-life: 1.85 min
additional information