Table 2

Effect of pH on the growth of an S. cerevisiae mep1mep2mep3 triple-mutant strain at different ammonium concentrations

Strain[NH4+],* mMpH 6.1 pH 7.1
20512051
23344c (6)144144146140142140
 (wild type)
31019b (6)166283NG158167288
 (mep1Δmep2Δmep3Δ)
  • Data are doubling time (min). Cells were grown in medium 164 with glucose (3%) as carbon source and ammonium as sole nitrogen source. 

  • * [NH4+ + NH3]. 

  • No growth.