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Table 1 Recent studies of chitinase heterologous expression in E. coli

From: Bacterial chitinase: nature and perspectives for sustainable bioproduction

E. coli

Chitinase genes

Type of chitinase

Chitinase organism

Specific activitya (U/mg)

References

E. coli BL21 (DE3)

chiA

Exochitinase

Bacillus halodurans C-125

3.92

[55]

E. coli Top10

chiA

Endochitinase

Bacillus licheniformis DSM 8785

306,600

[56]

E. coli BL21 (DE3)

CV2935

Endochitinase

Chromobacterium violaceum ATCC 12472

22,260.5

[57]

E. coli M15

chiS and chiL

–

Bacillus pumilus SG2

1410 and 888

[58]

E. coli TOP10

HschiAl

Endochitinase

Halobacterium salinarum CECT 395

16.48

[59]

E. coli BL21 cd+

ORF BAB65950

–

Sulfolobus tokodaii

4500

[60]

E. coli BL-21-Rosetta

ChiA74

Endochitinase

Bacillus thuringiensis

75.23

[61]

E. coli M15

VhNag1

β-N-Acetylglucosaminidase

Vibrio harveyi 650

15,000

[62]

E. coli M15

VhNag2

β-N-Acetylglucosaminidase

Vibrio harveyi 650

105,000

[62]

E. coli X11-Blue

ArchiA

–

Arthrobacter sp. TAD20

–b

[63]

E. coli X11-Blue

ArchiB

–

Arthrobacter sp. TAD20

–

[63]

  1. aSpecific enzyme activity was shown from reports
  2. bData not shown