Additional files 1: Host-virus PPIs used in this study.
Additional files 2: The sequence similarity of each protein pair (p, q) for p in the training datasets and q in the test datasets.
Additional files 3: Training datasets with different ratios of positive to negative instances (1:1, 1:2 and 1:3).
Additional files 4: Training and test datasets for examining the applicability to new viruses.
Additional files 5: Training and test datasets for examining the applicability to new hosts.
Additional files 6: Training and test datasets of SLiMs from DeNovo.
Additional files 7: Training and test datasets of virus-host PPIs from Barman's study.