Table 1. Summary of the datasets used in this study.
| Enhancers | Promoters | |||||||
|---|---|---|---|---|---|---|---|---|
| Total | Conserved | Total | Conserved | |||||
| Foreground (Background)1 |
Mean (SD) of lengths2 | Foreground (proportion) |
Mean (SD) of lengths2 | Foreground (Background)1 |
Mean (SD) of lengths2 | Foreground (proportion) |
Mean (SD) of lengths2 | |
| Human | 29137 (29007) | 3275 (2551) | 305 (1.0%) | 7531 (5741) | 12035 (11981) | 2497 (922) | 2039 (16.9%) | 2772 (991) |
| Macaque | 22089 (21732) | 2514 (1791) | 379 (1.7%) | 3957 (3191) | 11162 (10472) | 2102 (789) | 2085 (18.7%) | 2271 (825) |
| Cow | 31971 (31884) | 1988 (1519) | 457 (1.4%) | 3175 (2563) | 13792 (13766) | 2385 (876) | 2103 (15.2%) | 2689 (954) |
| Pig | 23804 (21229) | 3322 (2432) | 349 (1.5%) | 6720 (5611) | 11114 (9823) | 2046 (909) | 2086 (18.8%) | 2368 (1006) |
| Dog | 20070 (20026) | 3181 (2212) | 324 (1.6%) | 5265 (3716) | 11093 (11055) | 2401 (903) | 2103 (19.0%) | 2574 (975) |
| Rat | 22416 (21642) | 2792 (2250) | 384 (1.7%) | 4656 (4539) | 17086 (16389) | 1765 (1030) | 2154 (12.6%) | 2296 (1139) |
| Mouse | 18396 (18339) | 2572 (1927) | 355 (1.9%) | 4148 (5186) | 15164 (15104) | 2648 (1221) | 2042 (13.5%) | 3150 (1345) |
1 If some of background regions were discarded because they had >50% N/A nucleotides.
2 Statistic using foreground data set.