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2-mercaptoethanol
-
strong inhibition
ammonium acetate
20% inhibition at 100 mM
Bi2+
-
inhibitory at 1 mM
butyl-3-methylimidazolium bromide
Absidia orchidis vel coerulea
-
the ionic liquid [Bmim][Br] enhances the activity of chitin deacetylase to up to 160% from the basal chitin deacetylase activity. [Bmim][Br] is a non-essential activator (acting via a non-essential mechanism). Kinetics, overview. The enzyme is activated by a low concentration, but is slightly inhibited by larger amount of [Bmim][Br]
citrate
-
40 mM, 44% inhibition
CN-
-
40 mM, 56% inhibition
Mo2+
-
inhibitory at 1 mM
NH4+
-
40 mM, 30% inhibition
Tartrate
-
40 mM, 22% inhibition
Urea
-
moderate inhibition
acetate
Absidia orchidis vel coerulea
-
competitive inhibition
acetate
-
the enzyme is strongly inhibited by acetate with a concentration higher than 1 mM
acetate
-
sodium acetate at 80-100 mM results in 30-80% loss in activity; while 50% of the activity is retained at 90 mM concentration
acetate
-
50 mM, 50% loss of activity
Ag+
-
-
Ag+
-
40 mM, 100% inhibition
Ag+
-
70% residual activity at 10 mM
Ag+
-
10 mM, 63% inhibition
Ba2+
-
slight inhibition of Cda1
Ba2+
-
77.9% residual activity at 10 mM
Ca2+
-
40 mM, 53% inhibition
Ca2+
inhibitory at higher concentration
Ca2+
-
inhibition of Cda2
Ca2+
-
86% residual activity at 10 mM
Cd2+
-
40 mM, 50% inhibition
Cd2+
-
33.6% residual activity at 10 mM
Co2+
-
-
Co2+
-
40 mM, 42% inhibition
Co2+
-
strong inhibition of Cda1
Co2+
-
79.7% residual activity at 10 mM
Co2+
80.9% inhibition at 10 mM, 19.4% at 1 mM
Cu2+
-
-
Cu2+
-
inhibitory at 1 mM
Cu2+
highly inhibitory at higher concentration
Cu2+
-
inhibition of Cda2; strong inhibition of Cda1
Cu2+
-
14% residual activity at 10 mM
Cu2+
-
10 mM, 58% inhibition
Cu2+
-
15.4% residual activity at 10 mM
Cu2+
-
10 mM, 41% inhibition
EDTA
-
addition of EDTA eliminates total chitin deacetylase activity
EDTA
-
addition of EDTA eliminates total chitin deacetylase activity
EDTA
-
addition of EDTA eliminates total chitin deacetylase activity
EDTA
-
addition of EDTA eliminates total chitin deacetylase activity
EDTA
-
40 mM, 56% inhibition
EDTA
-
addition of EDTA eliminates total chitin deacetylase activity
EDTA
-
addition of EDTA eliminates total chitin deacetylase activity
EDTA
-
slight inhibition of Cda1 at 1-2 mM; the deacetylation activity of Cda2 is inhibited by 62 and 82% by 1 and 2 mM EDTA, respectively
EDTA
-
addition of EDTA eliminates total chitin deacetylase activity
EDTA
-
addition of EDTA eliminates total chitin deacetylase activity
EDTA
-
addition of EDTA eliminates total chitin deacetylase activity
EDTA
-
addition of EDTA eliminates total chitin deacetylase activity
EDTA
-
complete inhibition at 10 mM
EDTA
-
addition of EDTA eliminates total chitin deacetylase activity
EDTA
-
addition of EDTA eliminates total chitin deacetylase activity
EDTA
-
1 mM, 45% inhibition. 10 mM, complete inhibition
EDTA
-
addition of EDTA eliminates total chitin deacetylase activity
EDTA
-
59.8% residual activity at 10 mM
EDTA
-
inhibitory at 1 mM
EDTA
moderate inhibition at 10 mM
EDTA
-
addition of EDTA eliminates total chitin deacetylase activity
EDTA
-
addition of EDTA eliminates total chitin deacetylase activity
EDTA
-
addition of EDTA eliminates total chitin deacetylase activity
EDTA
-
addition of EDTA eliminates total chitin deacetylase activity
EDTA
-
addition of EDTA eliminates total chitin deacetylase activity
EDTA
-
addition of EDTA eliminates total chitin deacetylase activity
EDTA
-
addition of EDTA eliminates total chitin deacetylase activity
EDTA
-
addition of EDTA eliminates total chitin deacetylase activity
Fe2+
-
-
Fe2+
highly inhibitory at higher concentration
Fe2+
-
inhibition of Cda2
Fe2+
-
10% residual activity at 10 mM
Fe2+
-
10 mM, 65% inhibition
Fe2+
-
55.6% residual activity at 10 mM
Fe2+
causes almost complete inactivation
Fe2+
70.5% inhibition at 10 mM
Fe3+
-
-
Fe3+
-
80% residual activity at 10 mM
Hg2+
-
-
Hg2+
-
complete inhibition at 10 mM
Hg2+
-
1 mM, complete inhibition
Mg2+
-
-
Mg2+
-
40 mM, 39% inhibition
Mg2+
inhibitory at higher concentration
Mg2+
-
inhibition of Cda2
Mg2+
-
1 mM, 43% inhibition
Mn2+
-
-
Mn2+
-
40 mM, 56% inhibition
Mn2+
-
1 mM Mn2+ shows strongest inhibitory effect
Mn2+
-
inhibition of Cda2
Mn2+
-
1 mM, 84% inhibition
Mn2+
-
68.2% residual activity at 10 mM
Mn2+
9% activating at 1 mM, 22.6% inhibition at 10 mM
Ni2+
required
Ni2+
-
24% residual activity at 10 mM
Ni2+
-
10 mM, 51% inhibition
Ni2+
-
51.2% residual activity at 10 mM
Pb2+
-
40 mM, 67% inhibition
Pb2+
-
inhibitory at 1 mM
Pb2+
-
6% residual activity at 10 mM
Pb2+
-
1 mM, 88% inhibition
Pb2+
-
32.3% residual activity at 10 mM
Pb2+
-
inhibitory at 1 mM
Sn2+
-
40 mM, 52% inhibition
Sn2+
-
complete inhibition at 10 mM
Sn2+
-
1 mM, 66% inhibition
Zn2+
-
40 mM, 64% inhibition
Zn2+
-
inhibition of Cda2; strong inhibition of Cda1
Zn2+
-
30% residual activity at 10 mM
Zn2+
-
2 mM, 78% inhibition. 10 mM, complete inhibition
Zn2+
-
74.7% residual activity at 10 mM
Zn2+
-
inhibitory at 1 mM
Zn2+
98.3% inhibition at 10 mM, 68.3% at 1 mM
additional information
-
enzyme activity is not appreciably inhibited by acetate
-
additional information
-
no product inhibition by acetate up to 70 mM concentration
-
additional information
total inhibition of CDA production when Ag2+, Co2+, Hg2+, Mn2+ and Ni2+ are added to the medium even at 5 mM concentration
-
additional information
-
total inhibition of CDA production when Ag2+, Co2+, Hg2+, Mn2+ and Ni2+ are added to the medium even at 5 mM concentration
-
additional information
-
no or poor inhibitory effects on Cda1 by 1 mM of Fe2+, Mg2+, Ni2+, and Mn2+
-
additional information
-
no inhibition by acetate; not inhibited by up to 60 mM acetate
-
additional information
no inhibition by 100 mM acetate
-
additional information
-
no inhibition by 100 mM acetate
-
additional information
-
N-deglycosylation of the enzyme causes total loss of activity, which can be restored by addition of 1 mM CoCl2
-