Orth | Species | Gene | Name | Description | Fitness | %Id | Cov |
| Marinobacter adhaerens HP15 | HP15_2011 | | two component, sigma54 specific, transcriptional regulator, Fis family | insig. | 100 | 100 |
| Desulfovibrio vulgaris Hildenborough JW710 | DVU3220 | atoC | sigma-54 dependent transcriptional regulator/response regulator (TIGR) | no data | 47 | 99 |
| Desulfovibrio vulgaris Miyazaki F | DvMF_2200 | | two component, sigma54 specific, transcriptional regulator, Fis family (RefSeq) | no data | 46 | 99 |
| Desulfovibrio vulgaris Miyazaki F | DvMF_1461 | | two component, sigma54 specific, transcriptional regulator, Fis family (RefSeq) | no data | 46 | 97 |
o | Echinicola vietnamensis KMM 6221, DSM 17526 | Echvi_0196 | | Response regulator containing CheY-like receiver, AAA-type ATPase, and DNA-binding domains | strong | 44 | 97 |
| Desulfovibrio vulgaris Hildenborough JW710 | DVU2934 | ntrX | sigma-54 dependent transcriptional regulator/response regulator (TIGR) | no data | 45 | 95 |
| Escherichia coli BL21 | ECD_02147 | | fused response regulator of ato operon, in two-component system with AtoS: response regulator/sigma54 interaction protein | cofit | 43 | 98 |
| Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_01490 | | Regulatory protein AtoC | insig. | 43 | 98 |
| Escherichia coli BW25113 | b2220 | atoC | fused response regulator of ato operon, in two-component system with AtoS: response regulator/sigma54 interaction protein (NCBI) | insig. | 43 | 98 |
| Escherichia fergusonii Becca | EFB2_01635 | | Regulatory protein AtoC | insig. | 43 | 98 |
| Escherichia coli Nissle 1917 | ECOLIN_RS12965 | | acetoacetate metabolism transcriptional regulator AtoC | no data | 43 | 98 |
| Escherichia coli ECOR38 | HEPCGN_22430 | atoC | acetoacetate metabolism transcriptional regulator AtoC | cofit | 43 | 98 |
| Pontibacter actiniarum KMM 6156, DSM 19842 | CA264_04380 | | response regulator | strong | 44 | 95 |
o | Pseudomonas stutzeri RCH2 | Psest_3911 | | Response regulator containing CheY-like receiver, AAA-type ATPase, and DNA-binding domains | insig. | 43 | 97 |
| Desulfovibrio vulgaris Miyazaki F | DvMF_0823 | | two component, sigma54 specific, transcriptional regulator, Fis family (RefSeq) | insig. | 43 | 97 |
| Pseudomonas sp. S08-1 | OH686_10640 | | nitrogen regulation protein NR(I) | cofit | 43 | 99 |
| Dickeya dadantii 3937 | DDA3937_RS00125 | | nitrogen regulation protein NR(I) | cofit | 41 | 99 |
| Dickeya dianthicola 67-19 | HGI48_RS21235 | | nitrogen regulation protein NR(I) | strong | 41 | 99 |
| Dickeya dianthicola ME23 | DZA65_RS22210 | | nitrogen regulation protein NR(I) | strong | 41 | 99 |
| Pseudomonas fluorescens FW300-N2E3 | AO353_16225 | | Fis family transcriptional regulator | insig. | 42 | 99 |
| Pedobacter sp. GW460-11-11-14-LB5 | CA265_RS09195 | | Fis family transcriptional regulator | strong | 44 | 93 |
| Pseudomonas fluorescens GW456-L13 | PfGW456L13_347 | | Nitrogen regulation protein NR(I) | strong | 43 | 100 |
| Serratia liquefaciens MT49 | IAI46_24960 | | nitrogen regulation protein NR(I) | strong | 42 | 100 |
| Pectobacterium carotovorum WPP14 | HER17_RS21440 | | nitrogen regulation protein NR(I) | cofit | 41 | 99 |
| Desulfovibrio vulgaris Miyazaki F | DvMF_2149 | | two component, sigma54 specific, transcriptional regulator, Fis family (RefSeq) | strong | 43 | 98 |
| Pseudomonas fluorescens FW300-N2C3 | AO356_09730 | | nitrogen regulation protein NR(I) | strong | 42 | 100 |
| Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_3826 | | Nitrogen regulation protein NR(I) | strong | 42 | 100 |
| Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_1611 | | Nitrogen regulation protein NR(I) | strong | 41 | 100 |
| Dechlorosoma suillum PS | Dsui_3286 | | response regulator with CheY-like receiver, AAA-type ATPase, and DNA-binding domains | insig. | 45 | 93 |
| Pseudomonas sp. RS175 | PFR28_04944 | | DNA-binding transcriptional regulator NtrC | strong | 41 | 100 |
| Pseudomonas fluorescens FW300-N2E3 | AO353_12145 | | nitrogen regulation protein NR(I) | strong | 41 | 100 |
o | Magnetospirillum magneticum AMB-1 | AMB_RS11960 | | sigma-54-dependent Fis family transcriptional regulator | no data | 41 | 98 |
| Pseudomonas simiae WCS417 | PS417_05525 | | Fis family transcriptional regulator | strong | 42 | 99 |
| Pseudomonas fluorescens SBW25 | PFLU_RS01685 | | nitrogen regulation protein NR(I) | sig. | 41 | 100 |
| Pseudomonas fluorescens SBW25-INTG | PFLU_RS01685 | | nitrogen regulation protein NR(I) | strong | 41 | 100 |
| Pseudomonas simiae WCS417 | PS417_01635 | | nitrogen regulation protein NR(I) | strong | 41 | 100 |
| Pseudomonas fluorescens SBW25 | PFLU_RS05610 | | sigma-54-dependent Fis family transcriptional regulator | strong | 42 | 99 |
| Pseudomonas fluorescens SBW25-INTG | PFLU_RS05610 | | sigma-54-dependent Fis family transcriptional regulator | strong | 42 | 99 |
| Rahnella sp. WP5 | EX31_RS15880 | | nitrogen regulation protein NR(I) | strong | 42 | 100 |
| Pseudomonas syringae pv. syringae B728a | Psyr_4822 | | Helix-turn-helix, Fis-type:Nitrogen regulation protein NR(I) | sig. | 40 | 100 |
| Pseudomonas syringae pv. syringae B728a ΔmexB | Psyr_4822 | | Helix-turn-helix, Fis-type:Nitrogen regulation protein NR(I) | no data | 40 | 100 |
| Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF2220 | | Nitrogen regulation protein NR(I) | strong | 41 | 99 |
| Escherichia coli ECOR27 | NOLOHH_05465 | zraR | sigma-54-dependent response regulator transcription factor ZraR | cofit | 42 | 98 |
| Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF4188 | | Response regulator of zinc sigma-54-dependent two-component system | insig. | 42 | 98 |
| Azospirillum brasilense Sp245 | AZOBR_RS18445 | | chemotaxis protein CheY | insig. | 44 | 94 |
| Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_04045 | | Transcriptional regulatory protein ZraR | insig. | 42 | 97 |
| Escherichia coli BL21 | ECD_03881 | | fused DNA-binding response regulator in two-component regulatory system with ZraS: response regulator/sigma54 interaction protein | insig. | 42 | 98 |
| Azospirillum sp. SherDot2 | MPMX19_03494 | | Regulatory protein AtoC | insig. | 44 | 93 |
| Escherichia coli ECOR38 | HEPCGN_11960 | zraR | sigma-54-dependent response regulator transcription factor ZraR | cofit | 42 | 98 |
| Escherichia coli ECRC101 | OKFHMN_13320 | zraR | sigma-54-dependent response regulator transcription factor ZraR | insig. | 41 | 98 |
| Escherichia coli BL21 | ECD_03753 | | fused DNA-binding response regulator in two-component regulatory system with GlnL: response regulator/sigma54 interaction protein | insig. | 41 | 99 |
| Escherichia coli ECOR27 | NOLOHH_06240 | glnG | nitrogen regulation protein NR(I) | cofit | 41 | 99 |
| Escherichia coli ECRC101 | OKFHMN_14110 | glnG | nitrogen regulation protein NR(I) | insig. | 41 | 99 |
| Escherichia coli ECRC101 | MCAODC_04610 | glnG | nitrogen regulation protein NR(I) | insig. | 41 | 99 |
| Escherichia coli ECRC102 | NIAGMN_11865 | glnG | nitrogen regulation protein NR(I) | insig. | 41 | 99 |
| Escherichia coli ECRC98 | JDDGAC_17735 | glnG | nitrogen regulation protein NR(I) | no data | 41 | 99 |
| Escherichia coli ECRC99 | KEDOAH_14040 | glnG | nitrogen regulation protein NR(I) | no data | 41 | 99 |
| Escherichia coli BW25113 | b3868 | glnG | fused DNA-binding response regulator in two-component regulatory system with GlnL: response regulator/sigma54 interaction protein (NCBI) | strong | 41 | 99 |
| Escherichia fergusonii Becca | EFB2_04748 | | DNA-binding transcriptional regulator NtrC | strong | 41 | 99 |
| Pontibacter actiniarum KMM 6156, DSM 19842 | CA264_09510 | | sigma-54-dependent Fis family transcriptional regulator | sig. | 42 | 99 |
| Escherichia coli ECRC101 | MCAODC_03820 | zraR | sigma-54-dependent response regulator transcription factor ZraR | insig. | 41 | 98 |
| Escherichia coli ECRC102 | NIAGMN_11070 | zraR | sigma-54-dependent response regulator transcription factor ZraR | insig. | 41 | 98 |
| Escherichia coli ECRC99 | KEDOAH_14840 | zraR | sigma-54-dependent response regulator transcription factor ZraR | no data | 41 | 98 |
| Escherichia coli ECOR38 | HEPCGN_12740 | glnG | nitrogen regulation protein NR(I) | cofit | 41 | 99 |
| Escherichia coli ECRC62 | BNILDI_05290 | glnG | nitrogen regulation protein NR(I) | insig. | 41 | 99 |
| Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_04184 | | DNA-binding transcriptional regulator NtrC | insig. | 41 | 99 |
| Desulfovibrio vulgaris Miyazaki F | DvMF_1260 | | two component, sigma54 specific, transcriptional regulator, Fis family (RefSeq) | insig. | 42 | 98 |
| Escherichia coli BW25113 | b4004 | zraR | fused DNA-binding response regulator in two-component regulatory system with ZraS: response regulator/sigma54 interaction protein (NCBI) | insig. | 42 | 98 |
| Escherichia coli Nissle 1917 | ECOLIN_RS23090 | | sigma-54-dependent response regulator transcription factor ZraR | insig. | 41 | 98 |
| Marinobacter adhaerens HP15 | HP15_425 | | two-component response regulator NtrC | strong | 41 | 98 |
| Escherichia fergusonii Becca | EFB2_04606 | | Transcriptional regulatory protein ZraR | insig. | 41 | 98 |
| Desulfovibrio vulgaris Hildenborough JW710 | DVU1419 | atoC | sigma-54 dependent transcriptional regulator/response regulator (TIGR) | sig. | 43 | 99 |
| Escherichia coli ECRC62 | BNILDI_06055 | zraR | sigma-54-dependent response regulator transcription factor ZraR | insig. | 41 | 98 |
| Enterobacter asburiae PDN3 | EX28DRAFT_4350 | | nitrogen regulation protein NR(I) | insig. | 41 | 100 |
| Pseudomonas putida KT2440 | PP_5048 | | two-component system DNA-binding transcriptional dual regulator GlnL/GlnG | strong | 41 | 98 |
| Escherichia coli ECRC98 | JDDGAC_16945 | zraR | sigma-54-dependent response regulator transcription factor ZraR | no data | 41 | 98 |
| Escherichia coli Nissle 1917 | ECOLIN_RS22295 | | nitrogen regulation protein NR(I) | sig. | 41 | 99 |
| Enterobacter sp. TBS_079 | MPMX20_04597 | | DNA-binding transcriptional regulator NtrC | strong | 41 | 100 |
| Azospirillum sp. SherDot2 | MPMX19_02733 | | Regulatory protein LuxO | insig. | 40 | 98 |
| Erwinia tracheiphila SCR3 | LU632_RS22135 | glnG | nitrogen regulation protein NR(I) | strong | 41 | 100 |
| Pseudomonas stutzeri RCH2 | Psest_3932 | | nitrogen regulation protein NR(I) | strong | 40 | 98 |
| Acinetobacter radioresistens SK82 | MPMX26_01292 | | DNA-binding transcriptional regulator NtrC | strong | 40 | 98 |
| Klebsiella michiganensis M5al | BWI76_RS00385 | | nitrogen assimilation regulatory protein | strong | 41 | 99 |
| Azospirillum sp. SherDot2 | MPMX19_03461 | | Regulatory protein AtoC | insig. | 39 | 99 |
| Vibrio cholerae E7946 ATCC 55056 | CSW01_13865 | | nitrogen regulation protein NR(I) | insig. | 40 | 98 |
| Shewanella sp. ANA-3 | Shewana3_2016 | | two component, sigma54 specific, Fis family transcriptional regulator (RefSeq) | insig. | 39 | 97 |
| Pantoea sp. MT58 | IAI47_00450 | | nitrogen regulation protein NR(I) | strong | 41 | 99 |
| Desulfovibrio vulgaris Miyazaki F | DvMF_0700 | | two component, sigma54 specific, transcriptional regulator, Fis family (RefSeq) | insig. | 42 | 97 |
| Pedobacter sp. GW460-11-11-14-LB5 | CA265_RS01040 | | sigma-54-dependent Fis family transcriptional regulator | insig. | 40 | 98 |
| Rhodospirillum rubrum S1H | Rru_A1680 | | Two Component, Sigma54 Specific, Transcriptional Regulator, Fis family (NCBI) | no data | 42 | 98 |
| Azospirillum brasilense Sp245 | AZOBR_RS26130 | | ATPase AAA | insig. | 43 | 90 |
| Shewanella amazonensis SB2B | Sama_1549 | | response regulator receiver protein (RefSeq) | insig. | 43 | 94 |
| Mucilaginibacter yixingensis YX-36 DSM 26809 | ABZR88_RS10015 | | sigma-54 dependent transcriptional regulator | sig. | 43 | 93 |
| Desulfovibrio vulgaris Miyazaki F | DvMF_0215 | | two component, sigma54 specific, transcriptional regulator, Fis family (RefSeq) | strong | 43 | 97 |
| Klebsiella michiganensis M5al | BWI76_RS01605 | | transcriptional regulatory protein ZraR | insig. | 42 | 97 |
| Pseudomonas putida KT2440 | PP_3419 | | Sigma-54 dependent transcriptional regulator/response regulator | sig. | 41 | 96 |
| Azospirillum brasilense Sp245 | AZOBR_RS14440 | | ATPase AAA | no data | 41 | 98 |
| Sinorhizobium meliloti 1021 | SMc01045 | | nitrogen regulation protein | no data | 39 | 99 |
| Rhodospirillum rubrum S1H | Rru_A1385 | | Two Component, Sigma54 Specific, Transcriptional Regulator, Fis family (NCBI) | cofit | 41 | 97 |
| Desulfovibrio vulgaris Miyazaki F | DvMF_0670 | | two component, sigma54 specific, transcriptional regulator, Fis family (RefSeq) | insig. | 41 | 95 |