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Information on EC 1.1.99.18 - cellobiose dehydrogenase (acceptor) and Organism(s) Phanerodontia chrysosporium and UniProt Accession Q01738

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IUBMB Comments
Also acts, more slowly, on cello-oligosaccharides, lactose and D-glucosyl-1,4-beta-D-mannose. The enzyme from the white rot fungus Phanerochaete chrysosporium is unusual in having two redoxin domains, one containing a flavin and the other a protoheme group. It transfers reducing equivalents from cellobiose to two types of redox acceptor: two-electron oxidants, including redox dyes, benzoquinones, and molecular oxygen, and one-electron oxidants, including semiquinone species, iron(II) complexes, and the model acceptor cytochrome c . 2,6-Dichloroindophenol can act as acceptor in vitro.
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Phanerodontia chrysosporium
UNIPROT: Q01738
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Word Map
The taxonomic range for the selected organisms is: Phanerodontia chrysosporium
The expected taxonomic range for this enzyme is: Eukaryota, Bacteria
Synonyms
cellobiose dehydrogenase, cdh-1, cellobiose oxidase, mtcdh, cellobiose:quinone oxidoreductase, cdh iib, cdh iia, cdhiia, cellobiose oxidoreductase, cellobiose-quinone oxidoreductase, more
SYNONYM
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
cellobiose:(acceptor) 1-oxidoreductase
-
cellobiose:quinone oxidoreductase
-
CBO
-
-
-
-
cellobiose dehydrogenase
cellobiose oxidoreductase
-
-
Cellobiose-quinone oxidoreductase
-
-
-
-
dehydrogenase, cellobiose
-
-
-
-
oxidase, cellobiose
-
-
-
-
REACTION
REACTION DIAGRAM
COMMENTARY hide
ORGANISM
UNIPROT
LITERATURE
cellobiose + acceptor = cellobiono-1,5-lactone + reduced acceptor
show the reaction diagram
REACTION TYPE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
redox reaction
-
-
-
-
oxidation
reduction
-
-
-
-
PATHWAY SOURCE
PATHWAYS
SYSTEMATIC NAME
IUBMB Comments
cellobiose:acceptor 1-oxidoreductase
Also acts, more slowly, on cello-oligosaccharides, lactose and D-glucosyl-1,4-beta-D-mannose. The enzyme from the white rot fungus Phanerochaete chrysosporium is unusual in having two redoxin domains, one containing a flavin and the other a protoheme group. It transfers reducing equivalents from cellobiose to two types of redox acceptor: two-electron oxidants, including redox dyes, benzoquinones, and molecular oxygen, and one-electron oxidants, including semiquinone species, iron(II) complexes, and the model acceptor cytochrome c [9]. 2,6-Dichloroindophenol can act as acceptor in vitro.
CAS REGISTRY NUMBER
COMMENTARY hide
54576-85-1
-
SUBSTRATE
PRODUCT                       
REACTION DIAGRAM
ORGANISM
UNIPROT
COMMENTARY
(Substrate) hide
LITERATURE
(Substrate)
COMMENTARY
(Product) hide
LITERATURE
(Product)
Reversibility
r=reversible
ir=irreversible
?=not specified
cellobiose + 1,4-benzoquinone
cellobiono-1,5-lactone + reduced 1,4-benzoquinone
show the reaction diagram
-
-
-
?
cellobiose + 2,6-dichloroindophenol
cellobiono-1,5-lactone + reduced 2,6-dichloroindophenol
show the reaction diagram
-
-
-
?
cellobiose + 2,6-dichlorophenol indophenol
cellobiono-1,5-lactone + reduced 2,6-dichlorophenol indophenol
show the reaction diagram
-
-
-
?
cellobiose + 2,6-dichlorophenolindophenol
cellobiono-1,5-lactone + reduced 2,6-dichlorophenolindophenol
show the reaction diagram
-
-
-
?
cellobiose + acceptor
cellobiono-1,5-lactone + reduced acceptor
show the reaction diagram
cellobiose + cytochrome c
cellobiono-1,5-lactone + reduced cytochrome c
show the reaction diagram
cellobiose + ferricytochrome c
cellobiono-1,5-lactone + ferrocytochrome c
show the reaction diagram
-
-
-
?
cellobiose + ubiquinone
cellobiono-1,5-lactone + reduced ubiquinone
show the reaction diagram
-
-
-
?
D-glucose + 2,6-dichloroindophenol
D-glucono-1,5-lactone + reduced 2,6-dichloroindophenol
show the reaction diagram
-
-
-
?
D-glucose + acceptor
D-glucono-1,5-lactone + reduced acceptor
show the reaction diagram
-
-
-
?
lactose + 2,6-dichloroindophenol
4-O-(beta-D-galactopyranosyl)-D-glucono-1,5-lactone + reduced 2,6-dichloroindophenol
show the reaction diagram
-
-
-
?
lactose + 2,6-dichloroindophenol
4-O-(beta-D-galactopyranosyl)-D-glucono-1,5-lactone + reduced 2,6-dichlorophenolindophenol
show the reaction diagram
-
-
-
?
lactose + acceptor
4-O-(beta-D-galactopyranosyl)-D-glucono-1,5-lactone + reduced acceptor
show the reaction diagram
maltose + acceptor
4-O-(alpha-D-glucopyranosyl)-D-glucono-1,5-lactone + reduced acceptor
show the reaction diagram
-
-
-
?
4-beta-glucosylmannose + O2
?
show the reaction diagram
agarose + O2
?
show the reaction diagram
-
immediate reduction of enzyme
-
-
?
cellobiose + 2,6-dichlorophenol-indophenol
cellobiono-1,5-lactone + reduced 2,6-dichlorophenol-indophenol
show the reaction diagram
-
-
-
-
?
cellobiose + 2,6-dichlorophenolindophenol
cellobiono-1,5-lactone + reduced 2,6-dichlorophenolindophenol
show the reaction diagram
-
-
-
-
?
cellobiose + acceptor
cellobiono-1,5-lactone + reduced acceptor
show the reaction diagram
cellobiose + acceptor
cellobionolactone + reduced acceptor
show the reaction diagram
-
-
-
-
?
cellobiose + benzyl viologen
cellobiono-1,5-lactone + reduced benzyl viologen
show the reaction diagram
-
-
-
-
r
cellobiose + cytochrome c
cellobiono-1,5-lactone + reduced cytochrome c
show the reaction diagram
-
-
-
-
?
cellobiose + Fe3+
cellobiono-1,5-lactone + reduced Fe3+
show the reaction diagram
-
-
-
-
r
cellobiose + ferricyanide
cellobiono-1,5-lactone + ferrocyanide
show the reaction diagram
-
-
-
-
r
cellobiose + ferricytochrome c
cellobiono-1,5-lactone + ferrocytochrome c
show the reaction diagram
cellobiose + Mn(III)-malonate
cellobiono-1,5-lactone + reduced Mn(III)-malonate
show the reaction diagram
-
-
-
-
r
cellobiose + Mn3+-malonate
cellobiono-1,5-lactone + reduced Mn3+-malonate
show the reaction diagram
-
-
-
-
r
cellobiose + O2
cellobiono-1,5-lactone + H2O2
show the reaction diagram
cellobiose + triiodide ion
cellobiono-1,5-lactone + reduced triiodide ion
show the reaction diagram
-
-
-
-
r
cellobiose + ubiquinone
cellobiono-1,5-lactone + reduced ubiquinone
show the reaction diagram
-
-
-
-
?
cellodextrin + O2
aldonic acid + H2O2
show the reaction diagram
cellopentaose + acceptor
cellopentaono-1,5-lactone + reduced acceptor
show the reaction diagram
-
-
-
?
cellopentaose + ferricytochrome c
cellopentaono-1,5-lactone + ferrocytochrome c
show the reaction diagram
-
-
-
-
?
cellotetraose + acceptor
cellotetrono-1,5-lactone + reduced acceptor
show the reaction diagram
cellotetraose + ferricytochrome c
cellotetraono-1,5-lactone + ferrocytochrome c
show the reaction diagram
-
-
-
-
?
cellotriose + acceptor
cellotriono-1,5-lactone + reduced acceptor
show the reaction diagram
-
-
-
?
cellotriose + ferricytoferricytochrome c chrome c
cellotriono-1,5-lactone + ferrocytochrome c
show the reaction diagram
-
-
-
-
?
cellulose + O2
?
show the reaction diagram
chitin + O2
?
show the reaction diagram
-
immediate reduction of enzyme
-
-
?
D-glucose + 2,6-dichlorophenolindophenol
D-glucono-1,5-lactone + reduced 2,6-dichlorophenolindophenol
show the reaction diagram
-
-
-
-
?
galactose + O2
?
show the reaction diagram
lactose + 2,6-dichlorophenol indophenol
4-O-(beta-D-galactopyranosyl)-D-glucono-1,5-lactone + reduced 2,6-dichlorophenol indophenol
show the reaction diagram
-
-
-
-
?
lactose + 2,6-dichlorophenolindophenol
lactono-1,5-lactone + reduced 2,6-dichlorophenolindophenol
show the reaction diagram
-
-
-
-
?
lactose + 3,5-di-tert-butyl-1,2-benzoquinone
4-O-(beta-D-galactopyranosyl)-D-glucono-1,5-lactone + ?
show the reaction diagram
-
-
-
-
?
lactose + acceptor
4-O-(beta-D-galactopyranosyl)-D-glucono-1,5-lactone + reduced acceptor
show the reaction diagram
lactose + acceptor
? + reduced acceptor
show the reaction diagram
-
-
-
-
?
lactose + cytochrome c
4-O-(beta-D-galactopyranosyl)-D-glucono-1,5-lactone + reduced cytochrome c
show the reaction diagram
lactose + ferricytochrome c
4-O-(beta-D-galactopyranosyl)-D-glucono-1,5-lactone + ferrocytochrome c
show the reaction diagram
-
-
-
-
?
lactose + O2
4-O-(beta-D-galactopyranosyl)-D-glucono-1,5-lactone + H2O2
show the reaction diagram
maltose + O2
4-O-beta-glucosyl-glucono-1,5-lactone + H2O2
show the reaction diagram
mannose + O2
?
show the reaction diagram
-
slowly oxidized
-
-
?
sophorose + O2
?
show the reaction diagram
-
17% of the activity with lactose
-
-
?
xylan + O2
?
show the reaction diagram
-
immediate reduction of enzyme
-
-
?
additional information
?
-
NATURAL SUBSTRATE
NATURAL PRODUCT
REACTION DIAGRAM
ORGANISM
UNIPROT
COMMENTARY
(Substrate) hide
LITERATURE
(Substrate)
COMMENTARY
(Product) hide
LITERATURE
(Product)
REVERSIBILITY
r=reversible
ir=irreversible
?=not specified
cellobiose + acceptor
cellobiono-1,5-lactone + reduced acceptor
show the reaction diagram
D-glucose + acceptor
D-glucono-1,5-lactone + reduced acceptor
show the reaction diagram
-
-
-
?
lactose + acceptor
4-O-(beta-D-galactopyranosyl)-D-glucono-1,5-lactone + reduced acceptor
show the reaction diagram
-
-
-
?
maltose + acceptor
4-O-(alpha-D-glucopyranosyl)-D-glucono-1,5-lactone + reduced acceptor
show the reaction diagram
-
-
-
?
cellobiose + acceptor
cellobiono-1,5-lactone + reduced acceptor
show the reaction diagram
cellobiose + O2
cellobiono-1,5-lactone + H2O2
show the reaction diagram
COFACTOR
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
flavin
heme b
flavocytochrome. Electrochemical methods are used to study the redox potentials of the FAD and the heme b cofactors
cytochrome b
-
cytochrome c
-
the enzyme is an extracellular flavocytochrome
flavin
heme b
protoheme
-
the enzyme comprises two redox domains, one containing flavin adenine dinucleotide and the other protoheme
METALS and IONS
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
Ca2+
-
the enzyme shows an increase in catalytic current for a factor of 2.4 at up to 100 mM Ca2+. There is a positive effect of metal cations, particularly Ca2+, on the electron transfer between the dehydrogenase domain and the cytochrome domain
Iron
-
the ferric enzyme does not bind azide or cyanide, implying that the heme iron is probably hexacoordinate
INHIBITOR
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
cellobiono-1,5-lactone
-
cytochrome c
substrate inhibition
2,2-bipyridine
cellobionolactone
-
more than 0.59 mM inhibit CBO activity
cellobiose
Sodium azide
Sodium cyanide
KM VALUE [mM]
SUBSTRATE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
0.0064 - 0.0074
2,6-dichlorophenol indophenol
0.00431
2,6-dichlorophenolindophenol
pH 4.5, 30°C
0.008 - 0.162
cellobiose
0.00036 - 0.0286
cytochrome c
380 - 2109
D-glucose
0.27 - 1.53
lactose
3.65 - 240
maltose
0.056 - 0.326
ubiquinone
0.0036
2,6-dichlorophenol-indophenol
-
-
0.0036 - 0.017
2,6-dichlorophenolindophenol
0.5
3,5 di-t-butyl-o-benzoquinone
-
-
0.012
3,5-di-tert-butyl-1,2-benzoquinone
-
-
3
benzyl viologen
-
-
0.016 - 0.23
cellobiose
0.055
cellopentaose
0.061
cellotetraose
0.062
cellotriose
0.0003 - 0.013
cytochrome c
1.47
D-glucose
-
at pH 4.5 and 30°C
0.012
di-t-butylbenzoqinone
-
-
0.0052 - 7
ferricyanide
0.0012
ferricytochrome c
-
pH 4.5, 22°C
0.27 - 16.6
lactose
0.15
Mn(III)-malonate
-
-
0.15
Mn3+-malonate
-
-
0.0002
triiodide ion
-
-
0.327 - 0.333
ubiquinone
TURNOVER NUMBER [1/s]
SUBSTRATE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
24.4
2,6-dichloroindophenol
pH 4.5, 30°C
25 - 27
2,6-dichlorophenol indophenol
0.1 - 27.8
cellobiose
0.1 - 13
cytochrome c
7.8
D-glucose
pH 4.5, 30°C, acceptor: 2,6-dichlorophenolindophenol
0.97 - 32.3
lactose
33
2,6-dichlorophenol-indophenol
-
-
17
3,5 di-tert-butyl-o-benzoquinone
-
-
27
3,5-di-tert-butyl-1,2-benzoquinone
-
-
0.002 - 40
cellobiose
21.5
cellopentaose
20.7
cellotetraose
24
cellotriose
0.4
cellulose
-
ferricyanide as electron acceptor
13 - 37.3
cytochrome c
1.22
D-glucose
-
at pH 4.5 and 30°C
74
FAD
-
reduction rate increases with increasing concententrations of the electron acceptors methyl-1,4-benzoquinone or Fe3+
5.5 - 22
ferricyanide
20.5
ferricytochrome c
-
pH 4.5, 22°C
0.003 - 28.8
lactose
14
Mn(III)-malonate
-
-
17
triiodide ion
-
-
43.5 - 44.2
ubiquinone
kcat/KM VALUE [1/mMs-1]
SUBSTRATE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
5655
2,6-dichlorophenolindophenol
pH 4.5, 30°C
9.76 - 340
cellobiose
36143
cytochrome c
pH 4.0, 30°C
0.004
D-glucose
pH 4.5, 30°C, acceptor: 2,6-dichlorophenolindophenol
0.64 - 22.7
lactose
960
cellobiose
-
pH 4.5, 22°C
391
cellopentaose
-
pH 4.5, 22°C
339
cellotetraose
-
pH 4.5, 22°C
387
cellotriose
-
pH 4.5, 22°C
17083
ferricytochrome c
-
pH 4.5, 22°C
46
lactose
-
pH 4.5, 22°C
Ki VALUE [mM]
INHIBITOR
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
0.233 - 3.54
cytochrome c
0.26 - 1.33
cellobiose
SPECIFIC ACTIVITY [µmol/min/mg]
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
1.3
purified mutant enzyme E279N, pH and temperature not specified in the publication
1.9
purified wild type enzyme, pH and temperature not specified in the publication
12.7
30°C, pH 4.5, substrates: lactose + cytochrome c
additional information
pH OPTIMUM
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
5
review, different references
6
review, different references
3
-
cellobiose + cytochrome c, highest activity at pH 3, decreasing as the pH increases, recombinant wild-type enzyme, mutant enzymes N732H, N732Q and N732A
3 - 5
-
cellobiose + 2,6-dichlorophenol-indophenol, wild-type enzyme
4
-
enzyme treatment of methyl beta-D-glucopyranoside, monosaccharides and cellulose
6
-
cellobiose + cytochrome c, mutant enzyme N732D
6.5
-
cyclic voltametry
6.5 - 7
-
cellobiose + 2,6-dichlorophenol-indophenol, mutant enzyme N732E and N732D
pH RANGE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
2.5 - 5
3 - 6
more than 50% activity in the pH range between pH 3.0-6.0, acceptor: 1,4-benzoquinone
3.2 - 6.2
pH 3.2: about 30% of maximal activity, pH 6.2: about 45% of maximal activity, activity with 2,6-dichlorophenolindophenol as acceptor, Phanerochaete chrysosporium enzyme recombinantly expressed in Trichoderma reesei
3.5 - 6
pH 3.5: about 35% of maximal activity, pH 6.0: about 40% of maximal activity, activity with 2,6-dichlorophenolindophenol as acceptor, enzyme from Phanerochaete chrysosporium
3 - 5.5
-
highest activity at pH 3, decreases to 10-20% of the activity when the pH increases to pH 5.5, cellobiose + cytochrome c recombinant wild-type enzyme, mutant enzymes N732H, N732Q and N732A
3 - 7
-
highest activity at pH 3, decreases when the pH increases to pH 7.0, cellobiose + 2,6-dichlorophenol-indophenol, to about 10% with recombinant wild-type enzyme, to about 25% with mutant enzymes N732Q, to about 40% with mutant enzyme N732A and to about 50% with mutant enzyme N732H
4 - 6
-
pH 5.0: about 35% of maximal activity, pH 7.0: about 20% of maximal activity, cellobiose + cytochrome c, mutant enzyme N732E
4 - 6.5
-
the relative activity of purified enzyme is decreased when pH is over 4.5 and it is below 80% at 6.5
4.1 - 5.7
-
pH 4.1: less than 50% of maximum activity, pH 5.7: less than 50% of maximum activity
5 - 7
-
pH 5.0: about 40% of maximal activity, pH 7.0: about 20% of maximal activity, cellobiose + cytochrome c, mutant enzyme N732D
5.5 - 7.5
-
pH 5.0: about 45% of maximal activity, pH 7.0: about 65% of maximal activity, cellobiose + 2,6-dichlorophenol-indophenol, mutant enzyme N732E
5.5 - 8
-
pH 5.5: about 50% of maximal activity, pH 8.0: about 60% of maximal activity, cellobiose + 2,6-dichlorophenol-indophenol, mutant enzyme N732D
TEMPERATURE OPTIMUM
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
25
review, different references
35
review, different references
pI VALUE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
ORGANISM
COMMENTARY hide
LITERATURE
UNIPROT
SEQUENCE DB
SOURCE
SOURCE TISSUE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
SOURCE
GENERAL INFORMATION
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
physiological function
comparison of the binding isotherm to cellulose of cellobiose dehydrogenase (CDH) from Phanerochaete chrysosporium with that of cellobiohydrolase 1 (CBH 1) from Trichoderma reesei. The binding of both enzymes decreases in the presence of ethylene glycol, increases in the presence of ammonium sulfate and is unaffected by sodium chloride
UNIPROT
ENTRY NAME
ORGANISM
NO. OF AA
NO. OF TRANSM. HELICES
MOLECULAR WEIGHT[Da]
SOURCE
SEQUENCE
LOCALIZATION PREDICTION?
CDH_PHACH
773
0
82007
Swiss-Prot
Secretory Pathway (Reliability: 1)
MOLECULAR WEIGHT
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
100000
approximately 100000 Da, SDS-PAGE
110000
x * 110000, SDS-PAGE
100000
-
x * 100000, SDS-PAGE
102000
-
1 * 102000, SDS-PAGE
74400
-
sedimentation equilibrium centrifugation
89170
-
laser-induced desorption mass spectrometry
90000
93000
97000
-
x * 97000, wild-type enzyme, SDS-PAGE
98000
-
x * 98000, recombinant enzyme, SDS-PAGE
SUBUNIT
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
?
x * 110000, SDS-PAGE
monomer
monomer
POSTTRANSLATIONAL MODIFICATION
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
glycoprotein
glycoprotein
CRYSTALLIZATION (Commentary)
ORGANISM
UNIPROT
LITERATURE
crystal structure with a bound inhibitor,cellobiono-1,5-lactone, at 1.8 A resolution
hanging-drop vapour diffusion method, crystal structure determined at 1.5 A resolution
hanging-drop vapour diffusion method, crystal structure of M65H cytochrome domain determined at 1.9 A resolution
PROTEIN VARIANTS
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
E279A
the mutation has no effect on the expression of the protein in Pichia pastoris but completely abolishes its enzymatic activity
E279D
the mutation has no effect on the expression of the protein in Pichia pastoris but completely abolishes its enzymatic activity
E279N
the mutation has no effect on the expression of the protein in Pichia pastoris but completely abolishes its enzymatic activity. The mutant retains most of its activity with cellobiose but was completely inactive with lactose
F166Y
the redox potential of heme in the mutant is lower than that of the wild type enzyme
M65F
mutant with increased activity and stability in the presence of peroxide. 70% of residual activity after 6 h of incubation in 0.3 M hydrogen peroxide, compared to wild-type CDH that retained 40% of original activity
M65H
the variant retains the flavin catalytic reactivity, the ability of the mutant to reduce external one-electron acceptors such as cytochrome c is impaired, decrease in the redox midpoint potential of the heme by 210 mV. IN contrast to the wild-type enzyme, the ferric state of the protoheme displays a mixed low spin/high spin state at room temperature and low spion character at 90 K
M685Y
mutant with increased activity and stability in the presence of peroxide. 90% of residual activity after 6 h of incubation in 0.3 M hydrogen peroxide, compared to wild-type CDH that retained 40% of original activity. 2.5 times increased kcat for lactose compared to wild-type enzyme. The mutant enzyme is a good candidate for applications in biofuel cells and biocatalysis for lactobionic acid production
M738S
mutant with increased activity and stability in the presence of peroxide. 80% of residual activity after 6 h of incubation in 0.3 M hydrogen peroxide, compared to wild-type CDH that retained 40% of original activity
H689A
-
more than 1000fold lower turnover value, Km-value for cellobiose and lactose is similar to that of the wild-type enzyme
H689E
-
more than 1000fold lower turnover value, Km-value for cellobiose and lactose is similar to that of the wild-type enzyme
H689N
-
more than 1000fold lower turnover value, Km-value for cellobiose and lactose is similar to that of the wild-type enzyme
H689Q
-
more than 1000fold lower turnover value, Km-value for cellobiose and lactose is similar to that of the wild-type enzyme
H689V
-
more than 1000fold lower turnover value, Km-value for cellobiose and lactose is similar to that of the wild-type enzyme
N732A
-
the turnover-number for cellobiose is 38.8fold lower than the turnover-number of the wild-type enzyme, the Km-value for cellobiose is 1.1fold higher than the KM-value of the wild-type enzyme, the turnover-number for lactose is 20.4fold lower than the turnover-number of the wild-type enzyme, the Km-value for lactose is 4.4fold higher than the KM-value of the wild-type enzyme
N732D
-
the turnover-number for cellobiose is 3875fold lower than the turnover-number of the wild-type enzyme, the Km-value for cellobiose is 10.6fold higher than the KM-value of the wild-type enzyme, the turnover-number for lactose is 2860fold lower than the turnover-number of the wild-type enzyme, the Km-value for lactose is 42.2fold higher than the KM-value of the wild-type enzyme. The pH optimum is shifted from pH 3-5 for the wild-type enzyme in the reaction with cellobiose and 2,6-dichlorophenol-indophenol to pH 6.5-7.0. The pH optimum is shifted from pH 3 for the wild-type enzyme in the reaction with cellobiose and cytochrome c to pH 6
N732E
-
the turnover-number for cellobiose is 73.8fold lower than the turnover-number of the wild-type enzyme, the Km-value for cellobiose is 14.4fold higher than the KM-value of the wild-type enzyme, the turnover-number for lactose is 47.7fold lower than the turnover-number of the wild-type enzyme, the Km-value for lactose is 61.5fold higher than the KM-value of the wild-type enzyme. The pH optimum is shifted from pH 3-5 for the wild-type enzyme in the reaction with cellobiose and 2,6-dichlorophenol-indophenol to pH 6.5-7.0.The pH optimum is shifted from pH 3 for the wild-type enzyme in the reaction with cellobiose and cytochrome c to pH 5
N732H
-
the turnover-number for cellobiose is 5.7fold lower than the turnover-number of the wild-type enzyme, the Km-value for cellobiose is 2.4fold higher than the KM-value of the wild-type enzyme, the turnover-number for lactose is 8.4fold lower than the turnover-number of the wild-type enzyme, the Km-value for lactose is 8.5fold higher than the KM-value of the wild-type enzyme
N732Q
-
the turnover-number for cellobiose is 15.5fold lower than the turnover-number of the wild-type enzyme, the Km-value for cellobiose is 2.6fold higher than the KM-value of the wild-type enzyme, the turnover-number for lactose is 11.9fold lower than the turnover-number of the wild-type enzyme, the Km-value for lactose is 14.8fold higher than the KM-value of the wild-type enzyme
pH STABILITY
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
2 - 11
-
pH 2: below large loss of activity, pH 11: above large loss of activity
389751
3 - 10
-
-
741755
3 - 10.5
-
complete inactivation at pH 2 within 2 h
287779
TEMPERATURE STABILITY
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
30 - 60
-
the enzyme is highly stable at 30-60°C, with maximum activity at 30°C when incubated for 5 min. Below 30°C and above 60°C, the enzyme activity decreases, respectively
40 - 60
-
20% activity lost after 12 h at 50°C and pH 6.1, 80% activity lost after 1 h at 60°C and pH 6.1, all activity lost after 10 min at 70°C and pH 6.1
60
-
25 min half-life at 60°C, instantaneousley inactivated at 70°C
STORAGE STABILITY
ORGANISM
UNIPROT
LITERATURE
-20°C, 50 mM sodium acetate buffer, pH 5, 1 week, less than 10% loss of activity
-
0°C, 50 mM sodium acetate buffer, pH 5, 1 week, less than 10% loss of activity
-
4°C, 50 mM potassium phosphate buffer, pH 6, several months, stable, slowly loss of activity
-
PURIFICATION (Commentary)
ORGANISM
UNIPROT
LITERATURE
ammonium sulfate precipitation and Resource Q column chromatography
enzyme from Phanerochaete chrysosporium and enzyme recombinantly expressed in Trichoderma reesei
His-Bind resin Ni-charged column chromatography
138fold purification
-
3-4fold purification
-
70fold purification
-
ammonium sulfate, DEAE-Sephadex, Phenyl-Sepharose, Sephacryl S-200, Mono Q
-
ProBond resin (Ni2+) column chromatography
-
purification of CBO and FAD fragment of CBO
-
using a Q-Sepharose anion exchange column, a Phenyl Sepharose hydrophobic interaction column, and gel filtration
-
CLONED (Commentary)
ORGANISM
UNIPROT
LITERATURE
expressed in Pichia pastoris strain GS115 and Trichoderma reesei strain QM9414
expressed in Pichia pastoris strain KM71
expression in Trichoderma reesei. Heterologous production of the enzyme (PcCDH) is faster and the yield higher than secretion by Phanerochaete chrysosporium. It does not need a cellulose-based medium that impedes efficient production and purification of the enzyme (PcCDH) by binding to the polysaccharide. The obtained high uniformity of Phanerochaete chrysosporium CDHTr glycoforms is very useful to investigate electron transfer characteristics in biosensors and biofuel cells, which are depending on the spatial restrictions inflicted by high-mannose N-glycan trees. The determined catalytic and electrochemical properties of PcCDHTr are very similar to those of PcCDH and the FAD cofactor occupancy is good, which advocates Trichoderma reesei as expression host for engineered PcCDH for biosensors and biofuel cells
transformation of Ura- strain Ura11 with linearized pM65H
wild type and mutant cellobiose dehydrogenase genes are cloned for heterologously expression in yeast Pichia pastoris
expressed in Escherichia coli
-
expressed in Pichia pastoris X-33
-
expression in Pichia pastoris, enzyme retains catalytic and cellulose-binding properties of the wild-type enzyme
-
APPLICATION
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
analysis
development of biosensors, electrochemistry
biofuel production
diagnostics
industry
the enzyme can be used for bleaching cotton in textile industry
medicine
application in biomedicine as an antimicrobial and antibiofilm agent
analysis
biotechnology
-
the Pichia expression system is well suited for high-level production of recombinant enzyme
REF.
AUTHORS
TITLE
JOURNAL
VOL.
PAGES
YEAR
ORGANISM (UNIPROT)
PUBMED ID
SOURCE
Bao, W.; Usha, S.N.; Renganathan, V.
Purification and characterization of cellobiose dehydrogenase, a novel extracellular hemoflavoenzyme from the white-rot fungus Phanerochoaete chrysosporium
Arch. Biochem. Biophys.
300
705-713
1993
Phanerodontia chrysosporium, Phanerodontia chrysosporium OGC 101
Manually annotated by BRENDA team
Costa-Ferreira, M.; Ander, P.; Duarte, J.
On the relationship between cellobiose dehydrogenase and cellobiose:quinone oxidoreductase under conditions where [14C]DHP is mineralized by whole cultures of Phanerochoaete chrysosporium
Enzyme Microb. Technol.
16
771-776
1994
Phanerodontia chrysosporium, Phanerodontia chrysosporium ME-446
-
Manually annotated by BRENDA team
Subramaniam, S.S.; Nagalla, S.R.; Renganathan, V.
Cloning and characterization of a thermostable cellobiose dehydrogenase from Sporotrichum thermophile
Arch. Biochem. Biophys.
365
223-230
1999
Phanerodontia chrysosporium, Thermothelomyces heterothallicus
Manually annotated by BRENDA team
Cameron, M.D.; Aust, S.D.
Kinetics and reactivity of the flavin and heme cofactors of cellobiose dehydrogenase from Phanerochaete chrysosporium
Biochemistry
39
13595-13601
2000
Phanerodontia chrysosporium
Manually annotated by BRENDA team
Henriksson, G.; Johansson, G.; Pettersson, G.
A critical review of cellobiose dehydrogenase
J. Biotechnol.
10
93-113
2000
Phanerodontia chrysosporium, Thermothelomyces heterothallicus, Coniophora puteana (Schum ex Fr) Karsten, Athelia rolfsii, Humicola insolens, Monilia sitophila, Schizophyllum commune
Manually annotated by BRENDA team
Ayers, A.R.; Eriksson, K.E.
Cellobiose oxidase from Sporotrichum pulverulentum
Methods Enzymol.
89
129-135
1982
Phanerodontia chrysosporium
Manually annotated by BRENDA team
Morpeth, F.F.
Some properties of cellobiose oxidase from the white-rot fungus Sporotrichum pulverulentum
Biochem. J.
228
557-564
1985
Phanerodontia chrysosporium
Manually annotated by BRENDA team
Jones, G.D.; Wilson, M.T.
Rapid kinetic studies of the reduction of cellobiose oxidase from the white-rot fungus Sporotrichum pulverulentum by cellobiose
Biochem. J.
256
713-718
1988
Phanerodontia chrysosporium, Phanerodontia chrysosporium CMI 172727
Manually annotated by BRENDA team
Ayers, A.R.; Ayers, S.B.; Eriksson, K.E.
Cellobiose oxidase, purification and partial characterization of a hemoprotein from Sporotrichum pulverulentum
Eur. J. Biochem.
90
171-181
1978
Phanerodontia chrysosporium
Manually annotated by BRENDA team
Eriksson, K.E.
Enzyme mechanisms involved in cellulose hydrolysis by the rot fungus Sporotrichum pulverulentum
Biotechnol. Bioeng.
20
317-332
1978
Phanerodontia chrysosporium
-
Manually annotated by BRENDA team
Henriksson, G.; Johansson, G.; Pettersson, G.
Is cellobiose oxidase from Phanerochaete chrysosporium a one-electron reductase?
Biochim. Biophys. Acta
1144
184-190
1993
Phanerodontia chrysosporium, Phanerodontia chrysosporium K 3
Manually annotated by BRENDA team
Eriksson, K.E.; Habu, N.; Samejima, M.
Recent advances in fungal cellobiose oxidoreductases
Enzyme Microb. Technol.
15
1002-1008
1993
Phanerodontia chrysosporium, Phanerodontia chrysosporium K 3
-
Manually annotated by BRENDA team
Ander, P.; Sena-Martins, G.; Duarte, J.C.
Influence of cellobiose oxidase on peroxidases from Phanerochaete chrysosporium
Biochem. J.
293
431-435
1993
Coniophora puteana, Phanerodontia chrysosporium, Phanerodontia chrysosporium K 3
Manually annotated by BRENDA team
Ander, P.
The cellobiose-oxidizing enzymes CBQ and CbO as related to lignin and cellulose degradation, a review
FEMS Microbiol. Rev.
13
297-312
1994
Phanerodontia chrysosporium, Coniophora puteana
-
Manually annotated by BRENDA team
Igarashi, K.; Momohara, I.; Nishino, T.; Samejima, M.
Kinetics of interdomain electron transfer in flavocytochrome cellobiose dehydrogenase from white-rot fungus Phanerochaete chrysosporium
Biochem. J.
265
521-526
2002
Phanerodontia chrysosporium
Manually annotated by BRENDA team
Rotsaert, F.A.J.; Renganathan, V.; Gold, M.H.
Role of the flavin domain residues, His689 and Asn732, in the catalytic mechanism of cellobiose dehydrogenase from Phanerochaete chrysosporium
Biochemistry
42
4049-4056
2003
Phanerodontia chrysosporium
Manually annotated by BRENDA team
Mason, M.G.; Nicholls, P.; Divne, C.; Hallberg, B.M.; Henriksson, G.; Wilson, M.T.
The heme domain of cellobiose oxidoreductase: a one-electron reducing system
Biochim. Biophys. Acta
1604
47-54
2003
Phanerodontia chrysosporium
Manually annotated by BRENDA team
Yoshida, M.; Ohira, T.; Igarashi, K.; Nagasawa, H.; Aida, K.; Hallberg, B.M.; Divne, C.; Nishino, T.; samejima, M.
Production and characterization of recombinant Phanerochaete chrysosporium cellobiose dehydrogenase in the methylotrophic yeast Pichia pastoris
Biosci. Biotechnol. Biochem.
65
2050-2057
2001
Phanerodontia chrysosporium
Manually annotated by BRENDA team
Mason, M.G.; Wilson, M.T.; Ball, A.; Nicholls, P.
Oxygen reduction by cellobiose oxidoreductase: the role of the heme group
FEBS Lett.
518
29-32
2002
Phanerodontia chrysosporium
Manually annotated by BRENDA team
Rotsaert, F.A.J.; Hallberg, B.M.; de Vrise, S.; Moenne-Loccoz, P.; Divne, C.; Renganathan, V.; Gold, M.H.
Biophysical and structural analysis of a novel heme b iron ligation in the flavocytochrome cellobiose dehydrogenase
J. Biol. Chem.
278
33224-33231
2003
Phanerodontia chrysosporium (Q01738)
Manually annotated by BRENDA team
Hallberg, B.M.; Henriksson, G.; Pettersson, G.; Vasella, A.; Divne, C.
Mechanism of the reductive half-reaction in cellobiose dehydrogenase
J. Biol. Chem.
278
7160-7166
2003
Phanerodontia chrysosporium (Q01738), Phanerodontia chrysosporium
Manually annotated by BRENDA team
Hallberg, M.B.; Henriksson, G.; Pettersson, G.; Divne, C.
Crystal structure of the flavoprotein domain of the extracellular flavocytochrome cellobiose dehydrogenase
J. Mol. Biol.
315
421-434
2002
Phanerodontia chrysosporium (Q01738), Phanerodontia chrysosporium, Phanerodontia chrysosporium K3 (Q01738)
Manually annotated by BRENDA team
Rogers, M.S.; Jones, G.D.; Antonini, G.; Wilson, M.T.; Brunori, M.
Electron transfer from Phanerochaete chrysosporium cellobiose oxidase to equine cytochrome c and Pseudomonas aeruginosa cytochrome c-551
Biochem. J.
298
329-334
1994
Phanerodontia chrysosporium
-
Manually annotated by BRENDA team
Feng, J.; Himmel, M.E.; Decker, S.R.
Electrochemical oxidation of water by a cellobiose dehydrogenase from Phanerochaete chrysosporium
Biotechnol. Lett.
27
555-560
2005
Phanerodontia chrysosporium
Manually annotated by BRENDA team
Zamocky, M.; Ludwig, R.; Peterbauer, C.; Hallberg, B.M.; Divne, C.; Nicholls, P.; Haltrich, D.
Cellobiose dehydrogenase--a flavocytochrome from wood-degrading, phytopathogenic and saprotropic fungi
Curr. Protein Pept. Sci.
7
255-280
2006
Aspergillus fumigatus (Q4WZA6), Aspergillus nidulans, Athelia rolfsii (Q7Z975), Chaetomium sp., Coniophora puteana (Q6BDD5), Flammulina velutipes, Fusarium graminearum, Ganoderma gibbosum, Grifola frondosa (Q8J2T4), Hericium erinaceus, Heterobasidion annosum, Humicola insolens (Q9P8H5), Irpex lacteus (Q6AW20), Monilia sp., Neurospora crassa, Phanerodontia chrysosporium (Q01738), Pyricularia grisea, Saccharomyces cerevisiae, Schizophyllum commune, Shewanella frigidimarina, Thermothelomyces fergusii, Thermothelomyces myriococcoides, Trametes cinnabarina (O74253), Trametes pubescens, Trametes versicolor (O42729), Trametes villosa, [Sclerotium] coffeicola, [Sclerotium] delphinii
Manually annotated by BRENDA team
Igarashi, K.; Yoshida, M.; Matsumura, H.; Nakamura, N.; Ohno, H.; Samejima, M.; Nishino, T.
Electron transfer chain reaction of the extracellular flavocytochrome cellobiose dehydrogenase from the basidiomycete Phanerochaete chrysosporium
FEBS J.
272
2869-2877
2005
Phanerodontia chrysosporium (Q01738), Phanerodontia chrysosporium
Manually annotated by BRENDA team
Krusa, M.; Henriksson, G.; Johansson, G.; Reitberger, T.; Lennholm, H.
Oxidative cellulose degradation by cellobiose dehydrogenase from Phanerochaete chrysosporium: A model compound study
Holzforschung
59
263-268
2005
Phanerodontia chrysosporium
-
Manually annotated by BRENDA team
Stoica, L.; Ruzgas, T.; Ludwig, R.; Haltrich, D.; Gorton, L.
Direct electron transfer--a favorite electron route for cellobiose dehydrogenase (CDH) from Trametes villosa. Comparison with CDH from Phanerochaete chrysosporium
Langmuir
22
10801-10806
2006
Trametes villosa, Phanerodontia chrysosporium (Q01738), Phanerodontia chrysosporium
Manually annotated by BRENDA team
Stoica, L.; Ruzgas, T.; Gorton, L.
Electrochemical evidence of self-substrate inhibition as functions regulation for cellobiose dehydrogenase from Phanerochaete chrysosporium
Bioelectrochemistry
76
42-52
2009
Phanerodontia chrysosporium
Manually annotated by BRENDA team
Tasca, F.; Gorton, L.; Harreither, W.; Haltrich, D.; Ludwig, R.; Nll, G.
Direct electron transfer at cellobiose dehydrogenase modified anodes for biofuel cells
J. Phys. Chem. C Nanomater. Interfaces
112
9956-9961
2008
Phanerodontia chrysosporium, Athelia rolfsii, Thermothelomyces myriococcoides, Phanerochaete sordida, Trametes villosa, Trametes villosa CBS 334.49, Phanerochaete sordida MB 66, Athelia rolfsii CBS 191.62, Thermothelomyces myriococcoides CBS 208.89, Phanerodontia chrysosporium K3
-
Manually annotated by BRENDA team
Desriani, S.; Ferri, S.; Sode, K.
Amino acid substitution at the substrate-binding subsite alters the specificity of the Phanerochaete chrysosporium cellobiose dehydrogenase
Biochem. Biophys. Res. Commun.
391
1246-1250
2010
Phanerodontia chrysosporium (Q01738), Phanerodontia chrysosporium, Phanerodontia chrysosporium RP78 (Q01738)
Manually annotated by BRENDA team
Desriani, ; Ferri, S.; Sode, K.
Functional expression of Phanerochaete chrysosporium cellobiose dehydrogenase flavin domain in Escherichia coli
Biotechnol. Lett.
32
855-859
2010
Phanerodontia chrysosporium
Manually annotated by BRENDA team
Schulz, C.; Ludwig, R.; Micheelsen, P.; Silow, M.; Toscano, M.; Gorton, L.
Enhancement of enzymatic activity and catalytic current of cellobiose dehydrogenase by calcium ions
Electrochem. Commun.
17
71-74
2012
Phanerodontia chrysosporium, Humicola insolens, Thermothelomyces myriococcoides
-
Manually annotated by BRENDA team
Wang, M.; Lu, X.
Exploring the synergy between cellobiose dehydrogenase from Phanerochaete chrysosporium and cellulase from Trichoderma reesei
Front. Microbiol.
7
620
2016
Phanerodontia chrysosporium (Q01738), Phanerodontia chrysosporium
Manually annotated by BRENDA team
Choi, H.; Kim, D.; Thapa, L.; Lee, S.; Kim, S.; Cho, J.; Park, C.; Kim, S.
Production and characterization of cellobiose dehydrogenase from Phanerochaete chrysosporium KCCM 60256 and its application for an enzymatic fuel cell
Korean J. Chem. Engin.
33
3434-3441
2016
Phanerodontia chrysosporium, Phanerodontia chrysosporium KCCM 60256
-
Manually annotated by BRENDA team
Bao, W.; Usha, S.N.; Renganathan, V.
Purification and characterization of cellobiose dehydrogenase, a novel extracellular hemoflavoenzyme from the white-rot fungus Phanerochaete chrysosporium
Arch. Biochem. Biophys.
300
705-713
1993
Phanerodontia chrysosporium
Manually annotated by BRENDA team
Henriksson, G.; Salumets, A.; Divne, C.; Petersson, G.
Studies of cellulose binding by cellobiose dehydrogenase and a comparison with cellobiohydrolase 1
Biochem. J.
324
833-838
1997
Phanerodontia chrysosporium (Q01738), Phanerodontia chrysosporium
Manually annotated by BRENDA team
Cameron, M.D.; Aust, S.D.
Kinetics and reactivity of the flavin and heme cofactors of cellobiose dehydrogenase from Phanerochaete chrysosporium
Biochemistry
39
13595-13601
2000
Phanerodontia chrysosporium (Q01738), Phanerodontia chrysosporium
Manually annotated by BRENDA team
Scheiblbrandner, S.; Ludwig, R.
Cellobiose dehydrogenase Bioelectrochemical insights and applications
Bioelectrochemistry
131
107345
2020
Trametes hirsuta, Athelia rolfsii, Albifimbria verrucaria, Phanerochaete sordida, Trametes villosa, Thermothelomyces myriococcoides (A9XK88), Thermothelomyces fergusii (E7D6B9), Dichomera saubinetii (E7D6C1), Phanerodontia chrysosporium (Q01738), Humicola insolens (Q9P8H5)
Manually annotated by BRENDA team
Wohlschlager, L.; Csarman, F.; Chang, H.; Fitz, E.; Seiboth, B.; Ludwig, R.
Heterologous expression of Phanerochaete chrysosporium cellobiose dehydrogenase in Trichoderma reesei
Microb. Cell Fact.
20
2
2021
Phanerodontia chrysosporium (Q01738), Phanerodontia chrysosporium
Manually annotated by BRENDA team
Balaz, A.M.; Stevanovic, J.; Ostafe, R.; Blazic, M.; Ilic Durdic, K.; Fischer, R.; Prodanovic, R.
Semi-rational design of cellobiose dehydrogenase for increased stability in the presence of peroxide
Mol. Divers.
24
593-601
2020
Phanerodontia chrysosporium (Q01738), Phanerodontia chrysosporium
Manually annotated by BRENDA team