Table 2 Frequencies of penta- and hexanucleotide words within 50 nt upstream from the CS
From: Gain and loss of polyadenylation signals during evolution of green algae
Organism | nt at position -1 | Pentanucleotide words | log odds ratio | Hexanucleotide words | log odds ratio |
|---|---|---|---|---|---|
Chlorophyta | |||||
Acetabularia | U 57.1% | UGUAA 71.4% | 2.52 | AUGUAA 42.9% | 1.34 |
C 14.3% | UUUGU 50.0% | 1.51 | UGUAAU 32.9% | 0.79 | |
G 28.6% | |||||
Chlamydomonas | G 42.4% | UGUAA 49.8% | 3.27 | UGUAAC 20.0% | 3.33 |
C 31.5% | GUAAC 23.1% | 2.03 | CUGUAA 15.2% | 3.00 | |
U 26.1% | |||||
Helicosporidium | C 51.5% | UGUAA 47.3% | 3.29 | UGUAAG 16.4% | 3.06 |
T 24.6% | UUGUA 20.6% | 1.95 | UGUAAC 14.5% | 3.00 | |
G 23.9% | |||||
Prototheca | C 61.6% | UGUAA 56.8% | 4.12 | UGUAAC 32.5% | 4.27 |
G 19.2% | GUAAC 40.0% | 2.81 | CUGUAA 23.6% | 3.82 | |
U 19.2% | |||||
Pyramimonas | C 45.1% | UUUUG 17.0% | 1.22 | AAAAAA 6.0% | 1.94 |
G 28.4% | AUUUU 17.5% | 1.21 | UUUUUG 8.1% | 1.75 | |
U 26.5% | |||||
Scenedesmus | C 38.6% | GUAAC 68.7% | 4.12 | UGUAAC 52.1% | 4.89 |
G 34.1% | UGUAA 66.4% | 3.97 | GUAACA 36.6% | 4.44 | |
U 27.3% | |||||
Scherffelia | C 62.7% | UGUAA 61.8% | 3.76 | UGUAAA 27.3% | 3.65 |
U 19,1% | UUGUA 19.1% | 2.13 | UUGUAA 16.3% | 3.15 | |
G 18.2% | |||||
Ulva | C 61.1% | UGUAA 66.7% | 3.76 | UGUAAC 24.1% | 3.65 |
U 22.2% | GUAAC 31.9% | 2.42 | UUGUAA 24.1% | 3.15 | |
G 16.7% | |||||
Streptophyta | |||||
Closterium | C 41.9% | UGUAA 22.8% | 3.41 | AUUGUA 12.5% | 2.96 |
U 33.8% | AAUGU 17.6% | 3.36 | UAUAAU 8.8% | 2.66 | |
G 24.3% | |||||
Coleochaete | C 38.0% | UUUUG 31.7% | 1.43 | UUUUUU 21.1% | 1.80 |
U 34.5% | UGUUU 19.6% | 1.33 | UGUUUU 17.6% | 1.91 | |
G 27.5% | |||||
Klebsormidium | C 41.3% | CCCCC 10.1% | 1.90 | CCCCCC 5.9% | 2.93 |
U 30.1% | CCCUU 13.3% | 1.07 | CCCCCU 5.5% | 2.30 | |
G 28.6% | |||||
Mesostigma | C 54.8% | AAUAA 29.1% | 1.68 | AAUAAA 19.1% | 1.95 |
U 26.2% | AUAAA 28.0% | 1.53 | AAUUAA 15.6% | 1.62 | |
G 19.0% |