Table 3. GO term annotations for genes significantly down-regulated in the 59A sch9-deleted mutant.

GO category	GO no.	P-value	GO description	k	f
Biological process	GO:0006696	<1e-14	ergosterol biosynthetic process	12	23
	GO:0016126 GO:0006694 GO:0008610 GO:0008299 GO:0019287	<1e-14	sterol biosynthetic process	14	29
	GO:0008152	<1e-14	steroid biosynthetic process	12	25
		6.403e-13	lipid biosynthetic process	13	52
		1.457e-10	isoprenoid biosynthetic process	7	12
		3.797e-06	isopentenyl diphosphate biosynthetic process	3	3
		7.835e-06	metabolic process	20	425
Cellular component	GO:0005730	3.722e-05	nucleolus	14	253

k: number of genes in the family identified as affected in the experiment; f: total number of genes in the family.