1. Combined_PPI.txt: Contains yeast interaction data (PPI-D2) and it was generated by six different experiments. Every line contains a pair of interacting proteins.
2. Gavin_PPI.txt: Contains yeast interaction data (PPI-D1) prepared by Gavin. Every line contains a pair of interacting proteins.

3. Cmplx_Gavin.txt: (Cmplx-D1), Contains complexes from Gavin.
4. Cmplx_MIPS06.txt: (Cmplx-D2), Contains complexes from MIPS. 
5. Cmplx_Aloy.txt: (Cmplx-D3), Contains complexes from Aloy. Each line contains a complex. The first string is the complex id followed by the set of proteins contained in the complex.
