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Table 3 Categorization of foreign transcripts according to their potential role in macromolecular catabolism or stress and with respect to their distribution across species

From: Horizontal gene transfer in bdelloid rotifers is ancient, ongoing and more frequent in species from desiccating habitats

Functional category

 

mag

soc

sor

tar

mag&soc

sor&tar

rot

All

Polysaccharide

Pectin

1

      

1

Cellulose

    

2

  

16

Chitin

 

1

     

24

Xylan

   

1

 

3

 

5

Glycan

2

  

3

   

37

Glycoside

 

2

5

4

 

18

18

89

Starch

       

22

Lipid

Lipase

 

1

2

3

 

8

32

72

Esterase

  

3

  

2

5

106

Protein

Protease

 

2

1

6

 

11

22

35

Stress

Starvation

  

1

  

1

  
 

Oxidative

 

1

1

2

  

2

3

 

Heat

  

1

     
 

Water

 

2

      
 

Fungus

 

1

      
 

Virus

     

2

  
 

Osmotic

 

4

1

   

1

2

 

Cold

  

3

     
 

Heat

 

6

1

    

1

 

DNA repair

  

1

    

4