Table 1. Mass spectrometric analysis of S. pombe proteins co-precipitated with Mis17-FLAG, Mis6-FLAG, and Mis12-FLAG, and their human and S. cerevisiae homologs.
| Number of unique peptides | Homolog | |||||
| Protein | MW | Mis17-FLAG | Mis6-FLAG | Mis12-FLAG | Human | S. cerevisiae |
| Mis6 | 79 kD | 27 | 35 | 3 | CENP-I | CTF3 |
| Mis15 | 48 kD | 18 | 19 | 1 | CENP-N | CHL4 |
| Mis17 | 50 kD | 25 | 13 | 2 | ||
| Sim4 | 32 kD | 11 | 19 | 0 | CENP-K | |
| Mal2 | 35 kD | 26 | 17 | 0 | CENP-O | MCM21 |
| Fta1 | 32 kD | 11 | 12 | 0 | CENP-L | |
| Fta2 | 41 kD | 14 | 14 | 4 | CENP-P | |
| Fta3 | 25 kD | 7 | 9 | 0 | CENP-H | |
| Fta4 | 27 kD | 13 | 11 | 1 | CENP-U | |
| Fta6 | 7 kD | 4 | 5 | 1 | ||
| Fta7 | 29 kD | 24 | 15 | 1 | CENP-Q | |
| Cnl2 | 22 kD | 11 | 8 | 0 | NKP2 | |
| Sar1 | 21 kD | 9 | 7 | 1 | Sar1a, b | SAR1 |
| Sam50 | 52 kD | 5 | 5 | 0 | SAM50 | |
| Prp19 | 54 kD | 4 | 6 | 1 | Prp19 | PRP19 |
| Mis12 | 30 kD | 1 | 1 | 19 | hMis12 | MTW1 |
| Ndc80 | 72 kD | 0 | 2 | 35 | Hec1/hNdc80 | NDC80 |
| Dad1 | 10 kD | 1 | 7 | 2 | DAD1 | |