=== mouse_ppi.tbl.txt.bz2
##ColumnVariables[Edge ID] = ID of the protein-protein interaction
##ColumnVariables[Gene 1 ID] = Entrez Gene ID of the gene who has interaction
##ColumnVariables[Gene 1 Symbol] = Gene Symbol of the gene who has interaction
##ColumnVariables[Gene 2 ID] = Entrez Gene ID of its interaction partner
##ColumnVariables[Gene 2 ID] = Gene Symbol of its interaction partner
##ColumnVariables[PubMed IDs] = PubMed IDs where the interaction is reported. No values in this column means this interaction is identified in FANTOM4
##ColumnVariables[Methods] = Methods used to identify this interaction in the published articles
##ColumnVariables[Database] = Databases where this interaction is obtained
# this file is converted from Table S3 of Cell 140(5):744-752