The 2 papers which experimentally study the biological roles of both TFs of the PCTFP (Pho2-Pdc2)
Yu H and Gerstein M (2006) Genomic analysis of the hierarchical structure of regulatory networks. Proc Natl Acad Sci U S A 103(40):14724-31
Hart CE, et al. (2006) Connectivity in the yeast cell cycle transcription network: inferences from neural networks. PLoS Comput Biol 2(12):e169