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Table 1 Summary of β-1,3-glucanases from Cellulosimicrobium cellulans

From: Revisiting the Cellulosimicrobium cellulans yeast-lytic β-1,3-glucanases toolbox: A review

Enzyme

Catalytic domain GH family

MW(kDa)

pI

Km (mg ml- 1) c

 

pH optimumc

  

Temp. optimum

Lytic activityb

Reference

    

laminarina

yeast glucan

laminarin

yeast glucan

yeast cells

   

Strain DSM 10297 Native βglIIt

16

27.2

4.85~5.0

0.95

2.5

6.0

8.0

 

65

very low

21, 22

rβglII

16

40.8

6.3

2.75

 

8d

  

40

 

20

rβglIIt

16

27~30e

4.8

       

20

rβglII A

16

28.6

3.8~4.0

  

~4.0

    

18

Strain TK-1

           

Native β-1,3- glucanase

16

40

6.5

  

7.5

5.5

 

60

high

26

Strain ATCC 21606

           

Native β-1,3- glucanase

64

54.5

 

5.9

0.4

6.0

 

7.5~8.0d

 

highm

15

rβ-1,3- glucanase

64

54.5

       

high

16

rβ-1,3- glucanase(t)

64

42

6.1

      

absent

16

  1. Strain ATCC21606 is also known as A. luteus 73/14
  2. Strain DSM10297 is also known as O. xanthineolytica LL-G109
  3. aAssuming a molecular weight of 4000 for laminarin
  4. bUsing S. cerevisiae cells as substrate
  5. cat 30°C
  6. dat 37°C
  7. eestimated from SDS-PAGE analysis
  8. mneeds 2-mercaptoethanol
  9. r recombinant form
  10. t truncated form