Table 2 Alkaline active xylanases from different organisms and their properties
Alkaliphile
pH
optimum
for
activity
Active in
the pH
range
Optimum
temperature
(
C)
Molecular
weight
(kDa)
References
Alkalibacterium
sp. SL3
9
5 –12
55
149
Wang et al. [82]
Actinomadura
sp. strain Cpt20
10
–
80
20
Taibi et al. [66]
Arthrobacter
sp. MTCC 5214
9
5 –10
100
22
Khandeparkar and
Bhosle [74]
Aspergillus
nidulans KK-99
8
4.0–9.5
55
–
Taneja et al. [77]
Bacillus sp. TAR1 9
4–11
70
40
Nakamura et al.
[83]
Bacillus sp. 41M-1
xylJ
9
4 –11
50
36
Nakamura et al.
[84]
Bacillus firms K-1
5
3–12
60
–
Mongkorntanyatip
et al. [85]
Bacillus
halodurans S7
9–9.5
5–12
75
43
Mamo et al. [69]
B. halodurans
PPKS-2
11
6–12
70
24
Prakash et al. [86]
Bacillus
sp. AR-009 xylB
9–10
5–11
75
48
Gessesse [87]
Bacillus
licheniformis Alk-1
9
4 –11
60
46
Raj et al. [70]
B. firmus xyn10A
7–9
4 –12
70
45
Chang et al. [88]
B. firmus xyn11A
5–7
4 –11
60
23
Chang et al. [88]
B. pumilus 13a
9
8–11
a
60
–
Duarte et al. [89]
Enterobacter
sp. MTCC 5112
9
–
100
43
Khandeparkar and
Bhosle [76]
Geobacillus
thermoleovorans
8.5
5–11
80
–
Sharma et al. [90]
Kocuria sp. Mn22
8.5
5.5–12
55
40
Chanjuan et al.
[91]
Microcella
alkaliphila
8
5 –11
65
150
Kuramochi et al.
[92]
Micrococcus
7.5–9
5.5–11
55
56
Gessesse and
Mamo [71]
Paenibacillus
6–7
5 –10.5
–
–
Ohkuma et al. [79]
Paenibacillus
barcinonensis
9.5
–
60
–
Valenzuela et al.
[93]
Paenibacillus
macquariensis
8.6
4–11
50
31
Sharma et al. [94]
Penicillium
citrinum
8.5
–
50
25
Dutta et al. [78]
(continued)
Alkaline Active Hemicellulases
259