| Orth | Species | Gene | Name | Description | Fitness | %Id | Cov |
| | Dechlorosoma suillum PS | Dsui_0150 | | response regulator with CheY-like receiver, AAA-type ATPase, and DNA-binding domains | strong | 100 | 100 |
| | Escherichia coli BL21 | ECD_02147 | | fused response regulator of ato operon, in two-component system with AtoS: response regulator/sigma54 interaction protein | insig. | 42 | 97 |
| | Escherichia fergusonii Becca | EFB2_01635 | | Regulatory protein AtoC | insig. | 42 | 97 |
| | Escherichia coli ECOR38 | HEPCGN_22430 | atoC | acetoacetate metabolism transcriptional regulator AtoC | insig. | 42 | 97 |
| | Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_01490 | | Regulatory protein AtoC | insig. | 42 | 97 |
| | Escherichia coli Nissle 1917 | ECOLIN_RS12965 | | acetoacetate metabolism transcriptional regulator AtoC | no data | 42 | 97 |
| | Escherichia coli BW25113 | b2220 | atoC | fused response regulator of ato operon, in two-component system with AtoS: response regulator/sigma54 interaction protein (NCBI) | insig. | 42 | 97 |
| | Escherichia coli ECRC62 | BNILDI_06055 | zraR | sigma-54-dependent response regulator transcription factor ZraR | insig. | 41 | 95 |
| | Escherichia coli ECOR27 | NOLOHH_05465 | zraR | sigma-54-dependent response regulator transcription factor ZraR | insig. | 41 | 95 |
| | Escherichia coli BW25113 | b4004 | zraR | fused DNA-binding response regulator in two-component regulatory system with ZraS: response regulator/sigma54 interaction protein (NCBI) | insig. | 41 | 95 |
| | Escherichia coli ECOR38 | HEPCGN_11960 | zraR | sigma-54-dependent response regulator transcription factor ZraR | insig. | 40 | 95 |
| | Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_04045 | | Transcriptional regulatory protein ZraR | insig. | 41 | 95 |
| | Escherichia coli Nissle 1917 | ECOLIN_RS23090 | | sigma-54-dependent response regulator transcription factor ZraR | insig. | 40 | 95 |
| | Escherichia coli BL21 | ECD_03881 | | fused DNA-binding response regulator in two-component regulatory system with ZraS: response regulator/sigma54 interaction protein | insig. | 41 | 95 |
| | Klebsiella michiganensis M5al | BWI76_RS01605 | | transcriptional regulatory protein ZraR | insig. | 41 | 96 |
| | Klebsiella pneumoniae MKP103 | KDGMDA_10090 | | sigma-54-dependent response regulator transcription factor ZraR | insig. | 41 | 96 |
| | Escherichia fergusonii Becca | EFB2_04606 | | Transcriptional regulatory protein ZraR | insig. | 40 | 95 |
| | Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF4188 | | Response regulator of zinc sigma-54-dependent two-component system | insig. | 41 | 95 |
| | Escherichia coli ECRC100 | OKFHMN_13320 | zraR | sigma-54-dependent response regulator transcription factor ZraR | cofit | 41 | 95 |
| | Escherichia coli ECRC101 | MCAODC_03820 | zraR | sigma-54-dependent response regulator transcription factor ZraR | insig. | 41 | 95 |
| | Escherichia coli ECRC102 | NIAGMN_11070 | zraR | sigma-54-dependent response regulator transcription factor ZraR | insig. | 41 | 95 |
| | Escherichia coli ECRC99 | KEDOAH_14840 | zraR | sigma-54-dependent response regulator transcription factor ZraR | no data | 41 | 95 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_2200 | | two component, sigma54 specific, transcriptional regulator, Fis family (RefSeq) | no data | 40 | 97 |
| | Xanthobacter sp. DMC5 | GFF4834 | | Regulatory protein AtoC | insig. | 39 | 96 |
| | Escherichia coli ECRC98 | JDDGAC_16945 | zraR | sigma-54-dependent response regulator transcription factor ZraR | insig. | 40 | 95 |
| | Dickeya dadantii 3937 | DDA3937_RS00125 | | nitrogen regulation protein NR(I) | cofit | 40 | 96 |
| | Dickeya dianthicola 67-19 | HGI48_RS21235 | | nitrogen regulation protein NR(I) | strong | 40 | 96 |
| | Dickeya dianthicola ME23 | DZA65_RS22210 | | nitrogen regulation protein NR(I) | strong | 40 | 96 |
| | Desulfovibrio vulgaris Hildenborough JW710 | DVU3220 | atoC | sigma-54 dependent transcriptional regulator/response regulator (TIGR) | no data | 40 | 97 |
| | Enterobacter sp. TBS_079 | MPMX20_04597 | | DNA-binding transcriptional regulator NtrC | strong | 39 | 96 |
| | Enterobacter asburiae PDN3 | EX28DRAFT_4350 | | nitrogen regulation protein NR(I) | insig. | 39 | 96 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_0823 | | two component, sigma54 specific, transcriptional regulator, Fis family (RefSeq) | insig. | 39 | 96 |
| | Pectobacterium carotovorum WPP14 | HER17_RS21440 | | nitrogen regulation protein NR(I) | cofit | 39 | 96 |
| | Marinobacter adhaerens HP15 | HP15_425 | | two-component response regulator NtrC | strong | 39 | 97 |
| | Methylophilus sp. DMC18 | GFF2024 | | DNA-binding transcriptional regulator NtrC | strong | 40 | 96 |
| | Erwinia amylovora T8 | OLJFJH_05495 | | nitrogen regulation protein NR(I) | strong | 39 | 96 |
| | Klebsiella pneumoniae MKP103 | KDGMDA_09000 | | nitrogen regulation protein NR(I) | insig. | 39 | 96 |
| | Pantoea sp. MT58 | IAI47_00450 | | nitrogen regulation protein NR(I) | strong | 39 | 96 |
| | Pantoea agglomerans CFBP13505 P0401 | PagCFBP13505_RS18895 | | nitrogen regulation protein NR(I) | strong | 40 | 96 |
| | Escherichia coli Nissle 1917 | ECOLIN_RS22295 | | nitrogen regulation protein NR(I) | strong | 40 | 96 |
| | Klebsiella michiganensis M5al | BWI76_RS00385 | | nitrogen assimilation regulatory protein | strong | 39 | 96 |
| | Desulfovibrio vulgaris Hildenborough JW710 | DVU1419 | atoC | sigma-54 dependent transcriptional regulator/response regulator (TIGR) | sig. | 39 | 97 |
| | Escherichia coli BL21 | ECD_03753 | | fused DNA-binding response regulator in two-component regulatory system with GlnL: response regulator/sigma54 interaction protein | insig. | 40 | 96 |
| | Escherichia coli ECOR27 | NOLOHH_06240 | glnG | nitrogen regulation protein NR(I) | insig. | 39 | 96 |
| | Escherichia coli ECRC100 | OKFHMN_14110 | glnG | nitrogen regulation protein NR(I) | insig. | 39 | 96 |
| | Escherichia coli ECRC101 | MCAODC_04610 | glnG | nitrogen regulation protein NR(I) | strong | 39 | 96 |
| | Escherichia coli ECRC102 | NIAGMN_11865 | glnG | nitrogen regulation protein NR(I) | insig. | 39 | 96 |
| | Escherichia coli ECRC98 | JDDGAC_17735 | glnG | nitrogen regulation protein NR(I) | insig. | 39 | 96 |
| | Escherichia coli ECRC99 | KEDOAH_14040 | glnG | nitrogen regulation protein NR(I) | no data | 39 | 96 |
| | Escherichia coli BW25113 | b3868 | glnG | fused DNA-binding response regulator in two-component regulatory system with GlnL: response regulator/sigma54 interaction protein (NCBI) | strong | 39 | 96 |
| | Escherichia coli ECRC62 | BNILDI_05290 | glnG | nitrogen regulation protein NR(I) | cofit | 40 | 96 |
| | Rahnella sp. WP5 | EX31_RS15880 | | nitrogen regulation protein NR(I) | strong | 39 | 96 |
| | Dechlorosoma suillum PS | Dsui_1051 | | nitrogen regulation protein NR(I) | strong | 40 | 96 |
| | Escherichia coli ECOR38 | HEPCGN_12740 | glnG | nitrogen regulation protein NR(I) | insig. | 39 | 96 |
| | Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF2220 | | Nitrogen regulation protein NR(I) | strong | 39 | 96 |
| | Erwinia tracheiphila HP pepo 2.2 | IJEDHG_08285 | glnG | nitrogen regulation protein NR(I) | cofit | 39 | 96 |
| | Cellulophaga baltica 18 | M666_RS02825 | | sigma-54 dependent transcriptional regulator | cofit | 39 | 95 |
| | Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_04184 | | DNA-binding transcriptional regulator NtrC | insig. | 39 | 96 |
| | Escherichia fergusonii Becca | EFB2_04748 | | DNA-binding transcriptional regulator NtrC | strong | 39 | 96 |
| | Erwinia tracheiphila SCR3 | LU632_RS22135 | glnG | nitrogen regulation protein NR(I) | strong | 39 | 96 |
| | Desulfovibrio vulgaris Hildenborough JW710 | DVU0110 | ntrC | sigma-54 dependent transcriptional regulator/response regulator (TIGR) | cofit | 38 | 97 |
| o | Pontibacter actiniarum KMM 6156, DSM 19842 | CA264_16520 | | DNA-binding response regulator | insig. | 37 | 96 |
| | Serratia liquefaciens MT49 | IAI46_24960 | | nitrogen regulation protein NR(I) | strong | 38 | 96 |
| | Variovorax sp. OAS795 | ABID97_RS09945 | | nitrogen regulation protein NR(I) | cofit | 45 | 82 |
| | Acinetobacter radioresistens SK82 | MPMX26_01292 | | DNA-binding transcriptional regulator NtrC | strong | 39 | 95 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_16225 | | Fis family transcriptional regulator | insig. | 37 | 96 |
| | Variovorax sp. SCN45 | GFF3066 | | Nitrogen regulation protein NR(I), GlnG (=NtrC) | no data | 45 | 82 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_2149 | | two component, sigma54 specific, transcriptional regulator, Fis family (RefSeq) | strong | 38 | 96 |
| | Herbaspirillum seropedicae SmR1 | HSERO_RS15680 | | chemotaxis protein CheY | strong | 44 | 83 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_0700 | | two component, sigma54 specific, transcriptional regulator, Fis family (RefSeq) | insig. | 36 | 97 |
| | Acidovorax sp. GW101-3H11 | Ac3H11_4432 | | Nitrogen regulation protein NR(I) | strong | 43 | 82 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS05675 | | nitrogen regulation protein NR(I) | insig. | 38 | 97 |
| | Cellulophaga baltica 18 | M666_RS03195 | | sigma-54 dependent transcriptional regulator | insig. | 37 | 96 |
| | Alteromonas macleodii MIT1002 | MIT1002_03186 | | Nitrogen regulation protein NR(I) | strong | 39 | 96 |
| o | Pedobacter sp. GW460-11-11-14-LB5 | CA265_RS19085 | | sigma-54-dependent Fis family transcriptional regulator | insig. | 37 | 96 |
| | Pseudomonas segetis P6 | MPMX49_04287 | | DNA-binding transcriptional regulator NtrC | strong | 38 | 96 |
| | Pseudomonas syringae pv. syringae B728a | Psyr_4822 | | Helix-turn-helix, Fis-type:Nitrogen regulation protein NR(I) | sig. | 38 | 96 |
| | Pseudomonas syringae pv. syringae B728a ΔmexB | Psyr_4822 | | Helix-turn-helix, Fis-type:Nitrogen regulation protein NR(I) | no data | 38 | 96 |
| | Pseudomonas lactucae CFBP13502 | GEMAOFIL_01292 | | Regulatory protein AtoC | cofit | 38 | 96 |
| | Pedobacter sp. GW460-11-11-14-LB5 | CA265_RS01040 | | sigma-54-dependent Fis family transcriptional regulator | insig. | 36 | 96 |
| | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_00454 | | nitrogen metabolism transcriptional regulator, NtrC, Fis family | sig. | 44 | 82 |
| | Paraburkholderia graminis OAS925 | ABIE53_002804 | | two-component system nitrogen regulation response regulator GlnG | strong | 43 | 82 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS12935 | | chemotaxis protein CheY | strong | 43 | 84 |
| | Agrobacterium fabrum C58 | Atu1446 | | two component response regulator | strong | 36 | 96 |
| | Ralstonia solanacearum PSI07 | RPSI07_RS17815 | | nitrogen regulation protein NR(I) | insig. | 43 | 82 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_1993 | | two component, sigma54 specific, transcriptional regulator, Fis family (RefSeq) | sig. | 37 | 97 |
| | Pseudomonas fluorescens SBW25 | PFLU_RS05610 | | sigma-54-dependent Fis family transcriptional regulator | strong | 38 | 96 |
| | Pseudomonas fluorescens SBW25-INTG | PFLU_RS05610 | | sigma-54-dependent Fis family transcriptional regulator | strong | 38 | 96 |
| | Shewanella amazonensis SB2B | Sama_3427 | | response regulator receiver protein (RefSeq) | strong | 43 | 82 |
| | Pseudomonas fluorescens SBW25 | PFLU_RS01685 | | nitrogen regulation protein NR(I) | sig. | 42 | 82 |
| | Pseudomonas fluorescens SBW25-INTG | PFLU_RS01685 | | nitrogen regulation protein NR(I) | strong | 42 | 82 |
| | Hydrogenophaga sp. GW460-11-11-14-LB1 | GFF5269 | | Nitrogen regulation protein NR(I) | insig. | 42 | 82 |
| | Pseudomonas lactucae CFBP13502 | GEMAOFIL_00547 | | DNA-binding transcriptional regulator NtrC | no data | 38 | 96 |
| | Pseudomonas simiae WCS417 | PS417_01635 | | nitrogen regulation protein NR(I) | strong | 38 | 96 |
| | Shewanella oneidensis MR-1 | SO4472 | ntrC | nitrogen regulation protein NR(I) (NCBI ptt file) | strong | 38 | 96 |
| | Sinorhizobium meliloti 1021 | SMc01043 | | nitrogen assimilation regulatory protein | strong | 36 | 96 |
| | Acinetobacter baumannii LAC-4 | RR41_RS08030 | | nitrogen regulation protein NR(I) | insig. | 38 | 95 |
| | Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_1611 | | Nitrogen regulation protein NR(I) | strong | 38 | 96 |
| | Pseudomonas sp. S08-1 | OH686_10640 | | nitrogen regulation protein NR(I) | cofit | 43 | 82 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_12145 | | nitrogen regulation protein NR(I) | strong | 38 | 96 |