| Organism | Ratio1 | Gene1 | Name1 | Description1 | Ratio2 | Gene2 | Name2 | Description2 | Cofit | Rank |
| Vibrio cholerae E7946 ATCC 55056 | 1.0 | CSW01_04870 | | ribosome silencing factor | 1.0 | CSW01_13860 | | nitrogen regulation protein NR(II) | 0.51 | 5 |
| Dickeya dianthicola 67-19 | 0.71 | HGI48_RS06225 | | ribosome silencing factor | 0.52 | HGI48_RS21230 | | nitrogen regulation protein NR(II) | low | > 71 |
| Pectobacterium carotovorum WPP14 | 0.71 | HER17_RS15235 | | ribosome silencing factor | 0.51 | HER17_RS21435 | | nitrogen regulation protein NR(II) | low | > 75 |
| Pantoea agglomerans CFBP13505 P0401 | 0.70 | PagCFBP13505_RS03290 | | ribosome silencing factor | 0.54 | PagCFBP13505_RS18890 | | nitrogen regulation protein NR(II) | 0.57 | 73 |
| Pantoea sp. MT58 | 0.70 | IAI47_14015 | | ribosome silencing factor | 0.54 | IAI47_00455 | | nitrogen regulation protein NR(II) | low | > 76 |
| Dickeya dianthicola ME23 | 0.70 | DZA65_RS06570 | | ribosome silencing factor | 0.52 | DZA65_RS22205 | | nitrogen regulation protein NR(II) | low | > 75 |
| Dickeya dadantii 3937 | 0.69 | DDA3937_RS06180 | | ribosome silencing factor | 0.53 | DDA3937_RS00130 | | nitrogen regulation protein NR(II) | low | > 74 |
| Escherichia coli BW25113 | 0.67 | b0637 | ybeB | orf, hypothetical protein (VIMSS) | 0.55 | b3869 | glnL | sensory histidine kinase in two-component regulatory system with GlnG (NCBI) | — | — |
| Enterobacter sp. TBS_079 | 0.67 | MPMX20_01296 | | Ribosomal silencing factor RsfS | 0.54 | MPMX20_04596 | | Sensory histidine kinase/phosphatase NtrB | low | > 85 |
| Escherichia coli HS(pFamp)R (ATCC 700891) | 0.67 | OHPLBJKB_03069 | | Ribosomal silencing factor RsfS | 0.55 | OHPLBJKB_04183 | | Sensory histidine kinase/phosphatase NtrB | low | > 74 |
| Escherichia coli Nissle 1917 | 0.67 | ECOLIN_RS03470 | | ribosome silencing factor | 0.55 | ECOLIN_RS22300 | | nitrogen regulation protein NR(II) | — | — |
| Escherichia coli BL21 | 0.67 | ECD_00606 | | ribosomal silencing factor | 0.55 | ECD_03754 | | sensory histidine kinase in two-component regulatory system with GlnG | low | > 61 |
| Escherichia fergusonii Becca | 0.67 | EFB2_03455 | | Ribosomal silencing factor RsfS | 0.55 | EFB2_04747 | | Sensory histidine kinase/phosphatase NtrB | low | > 86 |
| Escherichia coli ECRC100 | 0.67 | OKFHMN_07355 | rsfS | ribosome silencing factor | 0.55 | OKFHMN_14105 | glnL | nitrogen regulation protein NR(II) | low | > 79 |
| Escherichia coli ECOR38 | 0.67 | HEPCGN_00920 | rsfS | ribosome silencing factor | 0.55 | HEPCGN_12735 | glnL | nitrogen regulation protein NR(II) | low | > 88 |
| Escherichia coli ECRC62 | 0.67 | BNILDI_21740 | rsfS | ribosome silencing factor | 0.55 | BNILDI_05295 | glnL | nitrogen regulation protein NR(II) | low | > 75 |
| Escherichia coli ECRC98 | 0.67 | JDDGAC_11000 | rsfS | ribosome silencing factor | 0.55 | JDDGAC_17730 | glnL | nitrogen regulation protein NR(II) | low | > 87 |
| Escherichia coli ECRC102 | 0.67 | NIAGMN_05410 | rsfS | ribosome silencing factor | 0.55 | NIAGMN_11860 | glnL | nitrogen regulation protein NR(II) | low | > 80 |
| Escherichia coli ECOR27 | 0.67 | NOLOHH_23730 | rsfS | ribosome silencing factor | 0.55 | NOLOHH_06235 | glnL | nitrogen regulation protein NR(II) | low | > 76 |
| Escherichia coli ECRC99 | 0.67 | KEDOAH_20615 | rsfS | ribosome silencing factor | 0.55 | KEDOAH_14045 | glnL | nitrogen regulation protein NR(II) | — | — |
| Escherichia coli ECRC101 | 0.67 | MCAODC_26570 | rsfS | ribosome silencing factor | 0.55 | MCAODC_04605 | glnL | nitrogen regulation protein NR(II) | low | > 87 |
| Erwinia amylovora T8 | 0.66 | OLJFJH_17215 | | ribosome silencing factor | 0.54 | OLJFJH_05500 | | nitrogen regulation protein NR(II) | low | > 58 |
| Rahnella sp. WP5 | 0.65 | EX31_RS23130 | | ribosome silencing factor | 0.55 | EX31_RS15875 | | nitrogen regulation protein NR(II) | low | > 89 |
| Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | 0.65 | GFF4550 | | Iojap protein | 0.55 | GFF2221 | | Nitrogen regulation protein NtrB (EC 2.7.13.3) | low | > 78 |
| Klebsiella pneumoniae MKP103 | 0.65 | KDGMDA_16405 | | ribosome silencing factor | 0.54 | KDGMDA_09005 | | nitrogen regulation protein NR(II) | low | > 95 |
| Klebsiella michiganensis M5al | 0.65 | BWI76_RS08045 | | ribosome silencing factor RsfS | 0.54 | BWI76_RS00390 | | two-component system sensor histidine kinase NtrB | — | — |
| Serratia liquefaciens MT49 | 0.65 | IAI46_05940 | | ribosome silencing factor | 0.55 | IAI46_24955 | | nitrogen regulation protein NR(II) | — | — |
| Shewanella oneidensis MR-1 | 0.62 | SO1170 | | iojap domain protein (NCBI ptt file) | 0.47 | SO4471 | ntrB | nitrogen regulation protein (NCBI ptt file) | low | > 76 |
| Shewanella sp. ANA-3 | 0.61 | Shewana3_0997 | | iojap-like protein (RefSeq) | 0.47 | Shewana3_0259 | | signal transduction histidine kinase, nitrogen specific, NtrB (RefSeq) | — | — |
| Erwinia tracheiphila SCR3 | 0.59 | LU632_RS16365 | rsfS | ribosome silencing factor | 0.54 | LU632_RS22140 | glnL | nitrogen regulation protein NR(II) | low | > 73 |
| Alteromonas macleodii MIT1002 | 0.59 | MIT1002_01853 | | Ribosomal silencing factor RsfS | 0.43 | MIT1002_03185 | | Nitrogen regulation protein NR(II) | low | > 70 |
| Erwinia tracheiphila HP pepo 2.2 | 0.58 | IJEDHG_02455 | rsfS | ribosome silencing factor | 0.54 | IJEDHG_08290 | glnL | nitrogen regulation protein NR(II) | low | > 61 |
| Shewanella amazonensis SB2B | 0.58 | Sama_2586 | | iojap domain-containing protein (RefSeq) | 0.44 | Sama_3426 | | nitrogen regulation protein (RefSeq) | low | > 62 |
| Shewanella loihica PV-4 | 0.57 | Shew_2933 | | iojap-like protein (RefSeq) | 0.44 | Shew_3560 | | signal transduction histidine kinase, nitrogen specific, NtrB (RefSeq) | — | — |
| Kangiella aquimarina DSM 16071 | 0.53 | B158DRAFT_0086 | | iojap-like ribosome-associated protein | 0.26 | B158DRAFT_0715 | | Signal transduction histidine kinase, nitrogen specific | low | > 40 |
| Pseudomonas aeruginosa MRSN321 | 0.53 | DY961_RS12830 | rsfS;go_function=ribosome | ribosome silencing factor | 0.44 | DY961_RS11450 | ntrB;inference=COORDINATES | two-component system sensor histidine kinase NtrB | low | > 100 |
| Pseudomonas aeruginosa PA14 | 0.53 | IKLFDK_20655 | | ribosome silencing factor | 0.44 | IKLFDK_27900 | | two-component system sensor histidine kinase NtrB | low | > 98 |
| Pseudomonas aeruginosa PUPa3 | 0.52 | DQ20_RS48160 | rsfS;go_function=ribosome | ribosome silencing factor | 0.44 | DQ20_RS50650 | ntrB;inference=COORDINATES | two-component system sensor histidine kinase NtrB | low | > 101 |
| Pseudomonas sp. S08-1 | 0.50 | OH686_09330 | | ribosome silencing factor | 0.44 | OH686_10635 | | Nitrogen regulation protein NtrB | low | > 80 |
| Marinobacter adhaerens HP15 | 0.48 | HP15_603 | | Iojap-related protein | 0.43 | HP15_426 | | signal transduction histidine kinase, nitrogen specific, NtrB | low | > 73 |
| Pseudomonas segetis P6 | 0.48 | MPMX49_01050 | | Ribosomal silencing factor RsfS | 0.44 | MPMX49_04286 | | Sensory histidine kinase/phosphatase NtrB | low | > 75 |
| Pseudomonas stutzeri RCH2 | 0.47 | Psest_0510 | | iojap-like ribosome-associated protein | 0.43 | Psest_3931 | | Signal transduction histidine kinase, nitrogen specific | low | > 67 |
| Pseudomonas syringae pv. syringae B728a ΔmexB | 0.46 | Psyr_4367 | | Iojap-related protein | 0.45 | Psyr_4821 | | PAS/PAC sensor signal transduction histidine kinase | low | > 86 |
| Pseudomonas syringae pv. syringae B728a | 0.46 | Psyr_4367 | | Iojap-related protein | 0.45 | Psyr_4821 | | PAS/PAC sensor signal transduction histidine kinase | low | > 86 |
| Methylophilus sp. DMC18 | 0.43 | GFF826 | | Ribosomal silencing factor RsfS | 0.37 | GFF2023 | | Sensory histidine kinase/phosphatase NtrB | low | > 43 |
| Rhodopseudomonas palustris CGA009 | 0.41 | TX73_000865 | | ribosome silencing factor | 0.24 | TX73_013415 | | nitrogen regulation protein NR(II) | low | > 86 |
| Dechlorosoma suillum PS | 0.40 | Dsui_0452 | | iojap-like ribosome-associated protein | 0.40 | Dsui_1050 | | signal transduction histidine kinase, nitrogen specific | low | > 51 |
| Azospirillum brasilense Sp245 | 0.39 | AZOBR_RS04065 | | ribosome-associated protein IOJAP | 0.23 | AZOBR_RS14425 | | ATPase | low | > 97 |
| Dinoroseobacter shibae DFL-12 | 0.38 | Dshi_0087 | | iojap-like protein (RefSeq) | 0.24 | Dshi_1575 | | signal transduction histidine kinase, nitrogen specific, NtrB (RefSeq) | low | > 64 |
| Azospirillum sp. SherDot2 | 0.32 | MPMX19_01941 | | Ribosomal silencing factor RsfS | 0.23 | MPMX19_01111 | | Sensory histidine kinase/phosphatase NtrB | low | > 112 |
Not shown: 5 genomes with orthologs for CSW01_04870 only; 45 genomes with orthologs for CSW01_13860 only