TABLE 1.
Amino acid composition of S. cerevisiae FG domains
| Nup protein | Repeat motif(s) | Composition (%) of yeast FG domaina |
|||
|---|---|---|---|---|---|
| Acidic | Basic | Q+N | S+T | ||
| Nup42 | FG | 0.55 | 3.33 | 17.45 | 29.92 |
| Nup159 | FG | 11.14 | 7.74 | 6.29 | 29.54 |
| Nup49 | GLFG | 0 | 2.98 | 21.28 | 24.25 |
| Nup57 | GLFG | 0 | 2.7 | 19.37 | 27.48 |
| Nup116 | FG, GLFG | 0 | 1.98 | 27.6 | 21.49 |
| Nup145 | GLFG | 0 | 2.5 | 21.5 | 30.5 |
| Nup100 | GLFG | 0.18 | 2.28 | 27.76 | 26.89 |
| Nsp1 | FG, FXFG | 10.19 | 11.57 | 12.44 | 24.35 |
| Nup1 | FXFG | 9.9 | 11.88 | 9.11 | 29.11 |
| Nup2 | FXFG | 13.56 | 13.85 | 10.61 | 26.84 |
| Nup60 | FXF | 15.3 | 14.12 | 14.12 | 20 |
a
FG domain boundaries defined (amino acid residue numbers): Nup42-FG (4 to 364), Nup159-FG (464 to 876), Nup49-GLFG (2 to 236), Nup57-GLFG (2 to 223), Nup145-GLFG (10 to 209), Nup100-GLFG (2 to 570), Nup116-FG,GLFG (2 to 95 and 205 to 715), Nsp1-FG,FXFG (13 to 591), Nup1-FXFG (384 to 888), Nup2-FXFG (189 to 527), and Nup60-FXF (397 to 512).