Table 1. Number of cleavage sites as scored in the screening of sequences in human, mouse and rat Unigene databases.
| Number of cleavage sites per gene | ||||||||||
| |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
Total |
| Human |
5430 |
2754 |
963 |
326 |
115 |
26 |
14 |
5 |
4 |
9625 |
| Mouse |
3438 |
824 |
127 |
23 |
8 |
4 |
– |
– |
– |
4424 |
| Rat | 3982 | 953 | 122 | 27 | 7 | 1 | – | – | – | 5092 |
The table shows the number of genes with their respective number of cleavage sites as used in the 3′-UTR sequence downstream from a single polyadenylation signal.