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Table 4 Secondary active sugar transporters within the major facilitator superfamily (MFS) in the four Aureobasidium pullulans varieties

From: Genome sequencing of four Aureobasidium pullulans varieties: biotechnological potential, stress tolerance, and description of new species

Transporter classification (TC) no.

Transporter

Number per A. pullulans variety and yeast*

  

ApP

ApS

ApN

ApM

Sc

2.A.1

Major facilitator superfamily

2.A.1.1

Sugar porter family

92

86

84

73

31

2.A.1.1.7

Quinate: H+ symporter or

13

15

14

12

3

2.A.1.1.8

Myo-inositol: H+ symporter or

     

2.A.1.1.104

Myo-inositol/H+ symporter

     

2.A.1.1.9

Lactose, galactose: H+ symporter or

10

10

11

7

 
 

Lactose permease

     

2.A.1.1.10

Maltose: H+ symporter or

16

15

17

9

4

2.A.1.1.11

General α-glucoside: H+ symporter

     

2.A.1.1.33

Fructose: H+ symporter

1

1

1

1

 

2.A.1.1.38

Glycerol: H+ symporter

12

13

16

11

1

2.A.1.1.39

High affinity glucose transporter (probably H+ symporter)

2

2

2

4

 

2.A.1.1.40

Xylose: H+ symporter

6

6

3

5

 

2.A.1.1.57

High affinity glucose: H+ symporter (monosaccharides including xylose)

3

3

3

3

 

2.A.1.1.58

Low affinity glucose: H+ symporter

2

2

2

2

 

Unidentified

Galactose: H+ symporter

7

3

3

4

 

Unidentified

Hexose transporter

8

4

3

4

 

Unidentified

MFS monosaccharide transporter

6

6

4

5

1

Unidentified

MFS sugar transporter

2

2

2

2

 

2.A.1.1.108

Low-affinity glucose transporter Hxt1/3

    

2

2.A.1.1.111

High-affinity glucose transporter Hxt2

    

1

2.A.1.1.5

Hexose uniporter Hxt 10

    

1

2.A.1.1.30

Low affinity, constitutive, glucose (hexose; xylose) uniporter Hxt4

    

1

 

Hexose transporter with moderate affinity for glucose Hxt5

    

1

2.A.1.1.31

High affinity, glucose-repressible, glucose (hexose) uniporter Hxt6/7

    

2

 

Hexose transporter Hxt8

    

1

2.A.1.1.105

Hexose transporter Hxt9/11

    

2

2.A.1.1.110

Hexose transporter Hxt13/17

    

2

2.A.1.1.109

Hexose transporter Hxt14

    

1

2.A.1.1.107

Hexose transporter Hxt15/16

    

2

2.A.1.1.6

Galactose, glucose uniporter Gal2

    

1

2.A.1.1.68

Glucose transporter/sensor

3

3

2

3

2

2.A.1.1.19

      

2.A.1.1.18

      

2.A.1.1.93

Vacuolar protein sorting-associated protein 73 or

1

1

1

1

3

2.A.1.1.96

Probable metabolite transport protein YBR241C or

     

2.A.1.1.100

Probable metabolite transport protein YFL040W

     

2.A.1.12

The sialate: H + symporter family

1

1

1

1

1

2.A.1.12.2

Lactate/pyruvate: H+ symporter

1

1

1

1

1

2.A.2

The glycoside-pentoside-hexuronide: cation symporter family

2

1

1

2

 

2.A.2.6.1

Maltose/sucrose H+ symporter Sut1

2

1

1

2

 
 

Metabolite/H+ symporter

     
  1. *ApP, A. pullulans var. pullulans; ApS, A. pullulans var. subglaciale; ApN, A. pullulans var. namibiae; ApM, A. pullulans var. melanogenum; Sc, S. cerevisiae.
  2. Large transporter groups are written in bold text. Their subgroups are written in normal text.