Table II.
Spatial distance between two chromosome loci and the apparent chromosome compaction ratio in early anaphase in mitosis and meiosis I
| Distance from ade3 to lys1 a |
Apparent compaction ratio |
|
|---|---|---|
| μm | ||
| Wild type | ||
| Mitosis | 1.26 ± 0.20 (130) | 683 |
| Meiosis I | 1.37 ± 0.33 (72) | 628 |
| rec8 − | ||
| Mitosis | 1.35 ± 0.25 (80) | 638 |
| Meiosis I | 1.39 ± 0.33 (65) | 619 |
| pds5 − | ||
| Mitosis | 1.26 ± 0.25 (111) | 683 |
| Meiosis I | 1.47 ± 0.54 (81) | 585 |
| 30-nm fiber | 24 | 40 |
Distance is represented as mean ± SD. The number of cells examined is indicated in parentheses. A t test shows that the distance between ade3 and lys1 in rec8 − or pds5 − mutant cells is not significantly different from that of wild-type cells (P > 0.004).
a
2.5 Mb.