| Organism | Ratio1 | Gene1 | Name1 | Description1 | Ratio2 | Gene2 | Name2 | Description2 | Cofit | Rank |
| Vibrio cholerae E7946 ATCC 55056 | 1.0 | CSW01_13695 | | two-component system response regulator OmpR | 1.0 | CSW01_11710 | | transcriptional regulator | 0.73 | 11 |
| Shewanella loihica PV-4 | 0.81 | Shew_3637 | ompR | osmolarity response regulator (RefSeq) | 0.26 | Shew_1477 | | anti-ECFsigma factor, ChrR (RefSeq) | low | > 60 |
| Shewanella amazonensis SB2B | 0.80 | Sama_3510 | ompR | osmolarity response regulator (RefSeq) | 0.24 | Sama_2037 | | anti-ECFsigma factor, ChrR (RefSeq) | low | > 62 |
| Shewanella sp. ANA-3 | 0.80 | Shewana3_4017 | ompR | osmolarity response regulator (RefSeq) | 0.26 | Shewana3_2466 | | anti-ECFsigma factor, ChrR (RefSeq) | low | > 73 |
| Shewanella oneidensis MR-1 | 0.80 | SO4633 | ompR | transcriptional regulatory protein OmpR (NCBI ptt file) | 0.30 | SO1985 | | transcriptional activator, putative (NCBI ptt file) | low | > 76 |
| Alteromonas macleodii MIT1002 | 0.79 | MIT1002_03968 | | Transcriptional regulatory protein OmpR | 0.27 | MIT1002_02681 | | Transcriptional activator ChrR | low | > 70 |
| Pseudomonas syringae pv. syringae B728a | 0.72 | Psyr_0258 | | Two-component response regulator OmpR | 0.19 | Psyr_0891 | | anti-ECFsigma factor, ChrR | — | — |
| Pseudomonas syringae pv. syringae B728a ΔmexB | 0.72 | Psyr_0258 | | Two-component response regulator OmpR | 0.19 | Psyr_0891 | | anti-ECFsigma factor, ChrR | — | — |
| Variovorax sp. OAS795 | 0.63 | ABID97_RS17265 | | two-component system response regulator OmpR | 0.19 | ABID97_RS21870 | | ChrR family anti-sigma-E factor | — | — |
| Bosea sp. OAE506 | 0.46 | ABIE41_RS08395 | | response regulator | 0.14 | ABIE41_RS10285 | | ChrR family anti-sigma-E factor | low | > 77 |
| Rhodopseudomonas palustris CGA009 | 0.45 | TX73_018505 | | response regulator | 0.17 | TX73_002845 | | ChrR family anti-sigma-E factor | low | > 86 |
| Azospirillum sp. SherDot2 | 0.44 | MPMX19_00010 | | Transcriptional regulatory protein OmpR | 0.21 | MPMX19_02021 | | Anti-sigma-E factor ChrR | low | > 112 |
| Azospirillum brasilense Sp245 | 0.44 | AZOBR_RS00555 | | chemotaxis protein CheY | 0.21 | AZOBR_RS00815 | | putative transcriptional activator | low | > 97 |
| Xanthobacter sp. DMC5 | 0.41 | GFF2161 | | Transcriptional regulatory protein OmpR | 0.21 | GFF3077 | | Anti-sigma-E factor ChrR | — | — |
| Marinobacter adhaerens HP15 | 0.41 | HP15_3961 | | two-component transcriptional regulator, winged helix family | 0.19 | HP15_269 | | anti-sigma factor ChrR | — | — |
| Rhizobium sp. OAE497 | 0.41 | ABIE40_RS24305 | | response regulator | 0.20 | ABIE40_RS08290 | | ChrR family anti-sigma-E factor | low | > 107 |
| Dinoroseobacter shibae DFL-12 | 0.41 | Dshi_4048 | | two component transcriptional regulator, winged helix family (RefSeq) | 0.21 | Dshi_0365 | | anti-ECFsigma factor, ChrR (RefSeq) | — | — |
| Phaeobacter inhibens DSM 17395 | 0.40 | PGA1_c34130 | | protein PetR | 0.20 | PGA1_c27500 | | transcriptional activator ChrR | — | — |
| Caulobacter crescentus NA1000 | 0.37 | CCNA_01240 | | two-component response regulator | 0.16 | CCNA_00684 | | anti-sigma factor, ChrR-family | low | > 66 |
| Caulobacter crescentus NA1000 Δfur | 0.37 | CCNA_01240 | | two-component response regulator | 0.16 | CCNA_00684 | | anti-sigma factor, ChrR-family | low | > 67 |
| Brevundimonas sp. GW460-12-10-14-LB2 | 0.35 | A4249_RS10315 | | response regulator transcription factor | 0.19 | A4249_RS05850 | | ChrR family anti-sigma-E factor | — | — |
Not shown: 83 genomes with orthologs for CSW01_13695 only; 4 genomes with orthologs for CSW01_11710 only