| Organism | Ratio1 | Gene1 | Name1 | Description1 | Ratio2 | Gene2 | Name2 | Description2 | Cofit | Rank |
| Vibrio cholerae E7946 ATCC 55056 | 1.0 | CSW01_13860 | | nitrogen regulation protein NR(II) | 1.0 | CSW01_06025 | | phosphoribosylaminoimidazolesuccinocarboxamide synthase | 0.77 | 20 |
| Shewanella oneidensis MR-1 | 0.47 | SO4471 | ntrB | nitrogen regulation protein (NCBI ptt file) | 0.80 | SO4066 | | phosphoribosylaminoimidazole-succinocarboxamide synthase, putative (NCBI ptt file) | 0.68 | 74 |
| Shewanella sp. ANA-3 | 0.47 | Shewana3_0259 | | signal transduction histidine kinase, nitrogen specific, NtrB (RefSeq) | 0.80 | Shewana3_3622 | | phosphoribosylaminoimidazole-succinocarboxamide synthase (RefSeq) | low | > 73 |
| Shewanella loihica PV-4 | 0.44 | Shew_3560 | | signal transduction histidine kinase, nitrogen specific, NtrB (RefSeq) | 0.76 | Shew_2211 | | phosphoribosylaminoimidazole-succinocarboxamidesynthase (RefSeq) | 0.71 | 23 |
| Shewanella amazonensis SB2B | 0.44 | Sama_3426 | | nitrogen regulation protein (RefSeq) | 0.80 | Sama_0491 | | phosphoribosylaminoimidazole-succinocarboxamide synthase (RefSeq) | 0.44 | 57 |
| Dechlorosoma suillum PS | 0.40 | Dsui_1050 | | signal transduction histidine kinase, nitrogen specific | 0.14 | Dsui_0048 | | phosphoribosylaminoimidazole-succinocarboxamide synthase | — | — |
| Methylophilus sp. DMC18 | 0.37 | GFF2023 | | Sensory histidine kinase/phosphatase NtrB | 0.15 | GFF1712 | | Phosphoribosylaminoimidazole-succinocarboxamide synthase | — | — |
| Paraburkholderia bryophila 376MFSha3.1 | 0.31 | H281DRAFT_00453 | | two-component system, NtrC family, nitrogen regulation sensor histidine kinase GlnL | 0.14 | H281DRAFT_04187 | | phosphoribosylaminoimidazole-succinocarboxamide synthase | — | — |
| Kangiella aquimarina DSM 16071 | 0.26 | B158DRAFT_0715 | | Signal transduction histidine kinase, nitrogen specific | 0.76 | B158DRAFT_0798 | | phosphoribosylaminoimidazole-succinocarboxamide synthase, Vibrio type | — | — |
| Bosea sp. OAE506 | 0.25 | ABIE41_RS16790 | | ATP-binding protein | 0.14 | ABIE41_RS20895 | | phosphoribosylaminoimidazolesuccinocarboxamide synthase | low | > 77 |
| Magnetospirillum magneticum AMB-1 | 0.24 | AMB_RS11945 | | PAS domain-containing sensor histidine kinase | 0.14 | AMB_RS10255 | | phosphoribosylaminoimidazolesuccinocarboxamide synthase | — | — |
| Rhodopseudomonas palustris CGA009 | 0.24 | TX73_013415 | | nitrogen regulation protein NR(II) | 0.12 | TX73_002890 | | phosphoribosylaminoimidazolesuccinocarboxamide synthase | low | > 86 |
| Azospirillum sp. SherDot2 | 0.23 | MPMX19_01111 | | Sensory histidine kinase/phosphatase NtrB | 0.15 | MPMX19_05727 | | Phosphoribosylaminoimidazole-succinocarboxamide synthase | low | > 112 |
| Azospirillum brasilense Sp245 | 0.23 | AZOBR_RS14425 | | ATPase | 0.17 | AZOBR_RS18325 | | phosphoribosylaminoimidazole-succinocarboxamide synthase | — | — |
| Caulobacter crescentus NA1000 | 0.23 | CCNA_01814 | | nitrogen regulation protein ntrB | 0.15 | CCNA_03351 | | phosphoribosylamidoimidazole-succinocarboxamide synthase | low | > 66 |
| Caulobacter crescentus NA1000 Δfur | 0.23 | CCNA_01814 | | nitrogen regulation protein ntrB | 0.15 | CCNA_03351 | | phosphoribosylamidoimidazole-succinocarboxamide synthase | low | > 67 |
Not shown: 79 genomes with orthologs for CSW01_13860 only; 12 genomes with orthologs for CSW01_06025 only