Number of Proteins, Domains, and PPI in the Uetz, the Ito, the Uetz and Ito Combined, and the Overlap Data Sets
| Proteins | Domains | PPI | |
| Uetz | 1337 | 1643 | 1445 |
| Ito | 3277 | 3685 | 4475 |
| Combined | 3729 | 4131 | 5719 |
| Overlap | 855 | 1179 | 201 |
[i] A domain is a Pfam domain, a super-domain, or a merged domain.