Table 2 Major plasma membrane and intracellular transporters of Wallemia ichthyophaga (Wi) and Wallemia sebi (Ws)

PM

Channel

K⁺ efflux

Tok1

0

0

Uniporter

K⁺ uptake

Trk1,2

1

1

P-type ATPase

Na⁺ (and Li⁺) efflux

Ena1,2,5

2 ↓^c

1

Antiporter

Na⁺, (K⁺)/ H⁺ exchange

Nha1

2

2

Antiporter

Na⁺/H⁺ exchange

/

1

1

Symporter

Na⁺/P_i cotransporter

Pho89

1 ↑^d

1

P-type ATPase

H⁺ export

Pma1,2

3

2

unknown

Permease

Ca²⁺ permease

/

1

1

Antiporter

Ca²⁺/H⁺ exchange

/

1

1

P-type ATPase

cation transporting, unknown specificity

/

2 ↓^e

2

GA

Antiporter

K⁺/H⁺ exchange

Kha1

2

2

P-type ATPase

Ca²⁺ and Mn²⁺ transport into GA

Pmr1

1

1

LE

Antiporter

Na⁺, (K⁺)/ H⁺ exchange

Nhx1

1

1

Antiporter

Na⁺, K⁺ /H⁺ exchange

Vnx1

1

1

VAC

V-type ATPase

H⁺ in vacuole

Vma1

1

1

P-type ATPase

depleting cytosol of Ca²⁺ ions

Pmc1

1

1

MTH

Antiporter

K⁺/H⁺ exchange

Mrs7/Mdm38

1

1