Table 8.
The Most Frequent Tetra-, Penta-, and Hexanucleotide Repeats in Introns
| Length of repeated unit | Taxonomic group | ||||||||
| primates | rodentia | mammalia | vertebrata | arthropoda | C. elegans | embryophyta | S. cerevisiae | fungi | |
| 4 | AAAT (448) | AAAG (510) | AAGG (183) | AGAT (418) | AAAT (101) | AAAT (64) | AAAT (46) | AAAT (78) | AAAT (119) |
| AAAC (233) | AAGG (407) | ATCC (162) | ACAG (188) | ACAT (99) | ACCT (33) | AAAG (44) | AATC (42) | ACCC (86) | |
| AAAG (214) | AAAC (387) | AAAT (129) | AGGG (179) | AAAC (43) | AAAC (36) | AATT (67) | |||
| AAAT (343) | AATT (30) | ||||||||
| 5 | AAAAC (347) | AAAAC (476) | AACTG (135) | AAAAT (87) | AAAAT (84) | AAAAT (87) | AAAAT (111) | AAAAG (183) | AAAAT (196) |
| AAAAT (173) | AAAAG (151) | AAAAC (121) | AAAAC (64) | AAATT (72) | AAATT (60) | AAAAC (84) | AAAAC (78) | AGGGG (70) | |
| AGGGG (130) | AAAAT (101) | AAATC (45) | AACCG (39) | AAAAG (51) | AAAAG (56) | ||||
| AAAAG (27) | AATAT (36) | AAATC (28) | AAGAG (42) | ||||||
| ACAGG (27) | ACACT (33) | ||||||||
| AATTC (23) | AAGAG (30) | ||||||||
| AGCCT (23) | AAAGC (30) | ||||||||
| AAACC (27) | |||||||||
| ATCCG (27) | |||||||||
| 6 | AAAAAC (98) | AGAGGC (140) | AAAAAC (137) | AATAGT (41) | ACTGAT (105) | AAGCCT (353) | AAAAAT (29) | AAAAAC (94) | AAAAAT (241) |
| AAAAAT (68) | AAAAAC (123) | ACAGCC (113) | AACCCT (27) | ACAGAT (54) | AAAAAC (17) | AAAAAG (55) | AAAAAG (67) | ||
| AAAAAG (42) | ACAGAG (80) | ACCCCC (73) | AACGGG (18) | AATACT (47) | AAAAAG (14) | AAAATT (39) | |||
| ACCCCC (65) | AAAAAC (33) | AATCAC (11) | ACAGGG (39) | ||||||
| ACATAT (50) | AATACC (29) | AAACAC (8) | |||||||
| AAGGAG (48) | AAGATC (25) | AATGAT (8) | |||||||
| AATCCC (25) | AAAACC (6) | ||||||||
| ACTAGG (22) | AAAACT (6) | ||||||||
| AAAAAT (22) | AAAATT (6) | ||||||||
| AAATAT (22) | |||||||||
| AAATTT (22) | |||||||||
| AACTCC (22) | |||||||||
| AAGTGG (22) | |||||||||
| AATGCG (22) | |||||||||
| AATTAC (22) | |||||||||
-
↵Only the repeat motifs that together comprise 50% of all repeats of the particular unit length are shown here (see also Table 1). The total length (bp) of repeats per megabase of DNA is in parenthesis. Repeats with identical total lengths are sorted alphabetically.
