Table 2.
Intron class and subclass frequencies in mammals
|
|
|
Human |
Mouse |
Rat |
|---|---|---|---|---|
| U2 | GT-AG | 48,212 (98.9%) | 44,817 (98.8%) | 13,707 (98.7%) |
| GC-AG | 355 (0.7%) | 330 (0.7%) | 96 (0.7%) | |
| Other | 184 (0.4%) | 218 (0.5%) | 80 (0.6%) | |
| Total | 48,751 | 45,365 | 13,883 | |
| U12 | GT-AG | 131 (69.7%) | 128 (71.9%) | 36 (78.3%) |
| AT-AC | 51 (27.1%) | 47 (26.4%) | 9 (19.6%) | |
| Other | 6 (3.2%) | 3 (1.7%) | 1 (2.2%) | |
|
|
Total
|
188
|
178
|
46
|
