Table 1. Yeast strains.

Strain	Genotype	Source
S.cerevisiae
MLY41	MAT a ura3-52 (∑1278 background)	Lorenz et al., 1997
SCY94	MAT a ura3-52 sit4::kanMX	Cutler et al., 2001
JRY29	MAT a ura3-52 sap185::hygB sap190::kanMX	Rohde et al., 2004
JRY40	MAT a ura3-52 sap4::kanMX sap155::hygB sap185::hygB sap190::kanMX	Rohde et al., 2004
JRY44	MAT a ura3-52 sap4::kanMX sap155::hygB sap185::hygB	Rohde et al., 2004
JRY45	MAT a ura3-52 sap155::hygB sap185::hygB sap190::kanMX	Rohde et al., 2004
K. lactis
AWJ137	MAT a leu2 trp1 [pGK11+ pGK12+]	Kamper et al., 1991