Category | Feature abbreviation | Feature | Number of protein pairs | Number of proteins | Range | Data source |
---|---|---|---|---|---|---|
Genomic data | GE | Gene expression | 19,653,315 | 6,270 | [-1, 1] | [46] |
 | ESS | Essentiality | 667,590 | 1,156 | {2, 1, 0} | [39] |
 | SEQ | Sequence similarity | 7,742 | 6,270 | Real value-Non negative | [47] |
 | TF | Transcription factor | 19,397,106 | 6,229 | Non-negative discrete, most 0 | [48] |
Proteomic data | DD | Domain-domain interaction | 125,435 | 6,359 | [0,1] | [49] |
 | HO | Homology based PPI | 177,667 | 6,270 | Non-negative discrete, most 0, 1 |