Escherichia coli TUs Predicted to Belong to the FNR Regulon
| Operon | Site sequence | Position | Score |
| Category I | |||
| b1674-b1673-b1672- | TTAATTGATAACGATCAATGTT | −218 | 20.04 |
| b1671-ydhU-b1669 | |||
| b2503 | TTGTTTGATATATATCAATTGG | −145 | 20.26 |
| b2504 | CCAATTGATATATATCAAACAA | −229 | 20.26 |
| cydAB | GGAATTGATATTTATCAATGTA | −350 | 21.30 |
| TAAATTGTTCTCGATCAAATTG | −298 | 19.10 | |
| narXL | CAATTTGATGTAAATCAAACGA | −283 | 20.38 |
| ATCATTGATATTTATCATTACC | −245 | 16.41 | |
| ung | ATCTTTGATTTAAATCAATAAA | −202 | 20.93 |
| TTTATTGTTTTACATCAACTTA | −149 | 14.99 | |
| yciCB | TAATGTGATTTAAATCAATTTT | −212 | 20.88 |
| yciD | AAAATTGATTTAAATCACATTA | −167 | 20.88 |
| yehDCBA | TAATTTGTTTTAAATCAATAAA | −124 | 20.17 |
| yfiD | TTTATTGATTTAAATCAAAGAT | −125 | 20.93 |
| TAAGTTGATGTAAAACAATAAA | −178 | 14.99 | |
[i] Listed are predictions from category I.