Figure 1. Yeast Ras–cAMP pathway.

Figure 2. Mating-type switch involving the “silent” MAT cassettes.

Figure 3. Signaling pathway in yeast mating-type switch.

Figure 4. Filamentation/pseudohyphal growth pathway.

Figure 5. Control of cellular integrity.

Figure 6. HOG pathway in yeast.

Figure 7. Involvement of MAP kinase pathways in cell cycle regulation. Interaction points are represented by black filled arrows; Cdk1p cooperates with the different Clb proteins.

Figure 8. Ssn6–Tup1 repression and its relieve.

Figure 9. Activator/repressor functions of Rap1.

Figure 10. Simplified scheme of TORC1 function. (a) Control pathways at full nutrition. (b) Control pathways under nutritional deprivation or rapamycin inhibition.

Figure 11. Signaling pathways in glucose metabolism: repression and derepression by the Snf1/Snf4 pathway.

Figure 12. Signaling pathways in glucose metabolism: repression and derepression by the Snf3/Rgt2 pathway. (After Santangelo, 2006.)

Figure 13. General amino acid control and translational control.

Figure 14. Control of arginine metabolism in yeast. (Modified from Messenguy and Dubois, 2000).

Figure 15. Involvement of STRE genes in yeast stress responses.

Figure 16. Schematized structures of yeast ABC proteins. Red oval, NBF (NTP-binding domain); curved lines, TM (transmembrane domains).