Summary of large-scale Split-Ub protein interaction screens
| Cub fusion | Nub fusion |
| Epo1p | Bem3p, Boi1p, Boi2p, Bud6p, Epo1p, Fks2p, Kel1p, Kel2p, Pea2p, Scs2p, Sec4p, Skt5p, Spa2p |
| Pea2p | Bem3p, Bud14p, Epo1p, Kel1p, Kel2p, Mlc1p, Pea2p, Scs2p, Spa2p |
| Kel1p | Bud14p, Kel1p, Kel2p |
| Cub fusion | Nub fusion |
| Epo1p | Bem3p, Boi1p, Boi2p, Bud6p, Epo1p, Fks2p, Kel1p, Kel2p, Pea2p, Scs2p, Sec4p, Skt5p, Spa2p |
| Pea2p | Bem3p, Bud14p, Epo1p, Kel1p, Kel2p, Mlc1p, Pea2p, Scs2p, Spa2p |
| Kel1p | Bud14p, Kel1p, Kel2p |
All arrayed Nub fusion proteins are listed in Table S1.