Table 3.
Structural properties of ABRE and CE3 pairs
| CRE pair | Species | Mean gap length (bp) | Mean distance to the ATG (bp) |
| ABRE-ABRE | A. thaliana | 236 | 354 |
| O. sativa | 186 | 390 | |
| CE3-CE3 | A. thaliana | n.a. | n.a. |
| O. sativa | 157 | 326 | |
| ABRE-CE3 | A. thaliana | n.a. | n.a. |
| O. sativa | 340 | 245 | |
| CE3-ABRE | A. thaliana | n.a. | n.a. |
| O. sativa | 313 | 386 |
n.a., not applicable because of absence or low abundance.