Table 3.
Nucleotide preferences flanking GCAUG and UGCAUG
| Human | Mouse | Rat | Dog | Chicken | Fugu | |
|---|---|---|---|---|---|---|
| (A) Abundance of hexamers containing GCAUG in the D400 region | ||||||
| UGCAUG | 28 (65%) | 28 (74%) | 31 (79%) | 26 (74%) | 20 (67%) | 13 (93%) |
| AGCAUG | 8 (19%) | 5 (13%) | 5 (13%) | 5 (14%) | 6 (20%) | 1 (7%) |
| CGCAUG | 4 | 2 | 2 | 3 | 2 | 0 |
| GGCAUG | 3 | 3 | 1 | 1 | 2 | 0 |
| (B) Abundance of heptamers containing UGCAUG in the D400 region | ||||||
| UUGCAUG | 9 | 8 | 6 | 6 | 7 | 6 |
| CUGCAUG | 11 | 11 | 13 | 11 | 6 | 2 |
| AUGCAUG | 5 | 6 | 8 | 4 | 5 | 3 |
| GUGCAUG | 3 | 4 | 4 | 5 | 2 | 2 |
| UGCAUGU | 7 | 10 | 8 | 7 | 5 | 5 |
| UGCAUGC | 7 | 6 | 9 | 6 | 4 | 1 |
| UGCAUGA | 7 | 7 | 8 | 8 | 6 | 2 |
| UGCAUGG | 7 | 6 | 6 | 5 | 5 | 5 |
Underlined residues indicate nucleotides flanking the core GCAUG or UGCAUG motif.