Table 1:
Kinetic constants and thermostability parameters of the enzymes.
Enzyme
K
m
a
(mM)
V
max
a
(μmol/min)
pH
b
T
c
opt
(°C)
T
c
50
(°C)
t
d
1/2
37°C (min)
t
d
1/2
40°C (min)
∆G*
d
(kcal/mol)
Bacillus
PG03
23.8
0.067
6
37
49
69.3
40.8
5.4
Bacillus
PG04
3.3
0.024
7
40
48
34.6
23
4.97
Values are the averages of three experiments; standard errors were calculated by Anowa test.
a
Standard errors are less than ±0.5.
b
The error margin amounts to approximately 0.5.
c
The standard errors are less than ±1.
d
Standard errors are less than ±0.5.