TABLE 1

Epistasis of mox4Δ allele

StrainRelevant genotypeβ-Galactosidase activity
FY24wt1.13 ± 0.04
BC101mox1-15.41 ± 0.14
BC202mox2-23.6 ± 0.12
NA400mox4Δ0.012 ± 0.001
NA401mox1 mox4Δ0.015 ± 0.004
NA402mox2 mox4Δ0.022 ± 0.002
  • Cells of strain FY24 and various mutant derivatives, all carrying an integrated dan1::lacZ fusion (YIpdan1::lacZ), were grown under aerobic conditions and harvested for β-galactosidase assay.