Table 1.

Strains used in this study

Straina	Genotype	Source
YSE 20	MATa/α ura3-52/ura3-52 leu2-Δ98/leu2-Δ98 his3-Δ200/HIS3 trp1-Δ1/TRP1	Y800; Burns et al. (1994)
YSE 21	MATa ura3-52 leu2-Δ98 his3-Δ200 TRP1
YSE 536	MATa pxl1::URA3 ura3-52 leu2-Δ98 his3-Δ200 TRP1
YSE 537	MATα pxl1::URA3 ura3-52 leu2-Δ98 HIS3 trp1-Δ1
YSE 538	MATa/lα pxl1::URA3/pxl1::URA3 ura3-52/ura3-52 leu2-Δ98/leu2-Δ98 his3-Δ200/HIS3 trp1-Δ1/TRP1
YSE 430	MATa ura3Δ0 leu2Δ0 met15Δ0 LYS2 his3Δ1 TRP1	Winzeler et al. (1999)
YSE 431	MATα ura3Δ0leu2Δ0 MET15 lys2Δ0 his3Δ1 TRP1
YSE 554	MATa pxl1::kanMX ura3Δ0leu2Δ0 met15Δ0 LYS2 his3Δ1 TRP1
YSE 555	MATα pxl1::kanMX ura3Δ0leu2Δ0 MET15 lys2Δ0 his3Δ1 TRP1
YSE 763	MATa cdc12-6 ts	Hartwell (1971)
YSE 865	MATa ura3-52 leu2Δ1 his3-Δ200 sec14-3	Jin and Amberg (2000)
YSE 866	MATa ura3-52 leu2Δ1 his3-Δ200 sec17-1
YSE 867	MATa ura3-52 leu2Δ1 his3-Δ200 sec4-8
YSE 800	MATα fks1::kanMX ura3Δ0 leu2Δ0 MET15 lys2Δ0 his3Δ1 TRP1
YSE 801	MATa fks1::kanMX ura3Δ0leu2Δ0 met15Δ0 LYS2 his3Δ1 TRP1
YSE 804	MATa lrg1::kanMX ura3Δ0 leu2Δ0 met15Δ0 LYS2 his3Δ1 TRP1
YSE 805	MATα lrg1::kanMX ura3Δ0 leu2Δ0 MET15 lys2Δ0 his3Δ1 TRP1
YSE 814	MATa sac7::kanMX pxl1::kanMX ura3Δ0 leu2Δ0 met15Δ0 LYS2 his3Δ1 TRP1
YSE 816	MATa lrg1::kanMX pxl1::kanMX ura3Δ0 leu2Δ0 met15Δ0 LYS2 his3Δ1 TRP1
YSE 818	MATa sac7::kanMX ura3Δ0 leu2Δ0 met15Δ0LYS2 his3Δ1 TRP1
YSE 819	MATα sac7::kanMX ura3Δ0 leu2Δ0 MET15 lys2Δ0 his3Δ1 TRP1
YSE 828	MATa fks1::kanMX pxl1::kanMX ura3Δ0 leu2Δ0 met15Δ0 LYS2 his3Δ1 TRP1
YSE 838	MATa bem2::kanMX pxl1::kanMX ura3Δ0 leu2Δ0 met15Δ0 LYS2 his3Δ1 TRP1
YSE 661	MATa bem2::kanMX ura3Δ0 leu2Δ0 met15Δ0 LYS2 his3Δ1 TRP1
YSE 663	MATα bem2::kanMX ura3Δ0 leu2Δ0 MET15 lys2Δ0 his3Δ1 TRP1
YSE 637	MATa rom2::kanMX ura3Δ0 leu2Δ0 met15Δ0 LYS2 his3Δ1 TRP1
YSE 639	MATα rom2::kanMX ura3Δ0leu2Δ0 MET15 lys2Δ0 his3Δ1 TRP1
YSE 665	MATa rom2::kanMX pxl1::kanMX ura3Δ0 leu2Δ0 met15Δ0 LYS2 his3Δ1 TRP1

^aAll strains were constructed for this study unless otherwise indicated; sources of kanMX alleles are strains described in Winzeler et al. (1999).