| Orth | Species | Gene | Name | Description | Fitness | %Id | Cov |
| | Sphingobium sp. HT1-2 | GFF2313 | | Two-component system response regulator protein | insig. | 100 | 100 |
| o | Sphingomonas koreensis DSMZ 15582 | Ga0059261_1363 | | PEP-CTERM-box response regulator transcription factor | strong | 77 | 100 |
| o | Herbaspirillum seropedicae SmR1 | HSERO_RS13700 | | Fis family transcriptional regulator | insig. | 58 | 100 |
| o | Kangiella aquimarina DSM 16071 | B158DRAFT_0521 | | PEP-CTERM-box response regulator transcription factor | strong | 55 | 99 |
| o | Rhodanobacter denitrificans FW104-10B01 | LRK54_RS13270 | | PEP-CTERM-box response regulator transcription factor | insig. | 56 | 100 |
| o | Rhodanobacter denitrificans MT42 | LRK55_RS12970 | | PEP-CTERM-box response regulator transcription factor | cofit | 56 | 100 |
| o | Alteromonas macleodii MIT1002 | MIT1002_03048 | | Transcriptional regulatory protein ZraR | insig. | 53 | 100 |
| o | Rhodanobacter sp000427505 FW510-R12 | LRK53_RS15305 | | PEP-CTERM-box response regulator transcription factor | insig. | 56 | 98 |
| o | Rhodospirillum rubrum S1H | Rru_A3104 | | Two Component, Sigma54 Specific, Transcriptional Regulator, Fis family (NCBI) | insig. | 56 | 100 |
| o | Marinobacter adhaerens HP15 | HP15_1891 | | two component, sigma54 specific, transcriptional regulator, Fis family | insig. | 52 | 95 |
| o | Desulfovibrio vulgaris Miyazaki F | DvMF_0670 | | two component, sigma54 specific, transcriptional regulator, Fis family (RefSeq) | insig. | 50 | 99 |
| o | Desulfovibrio vulgaris Hildenborough JW710 | DVUA0057 | atoC | sigma-54 dependent transcriptional regulator/response regulator (TIGR) | insig. | 48 | 99 |
| | Rhodospirillum rubrum S1H | Rru_A1385 | | Two Component, Sigma54 Specific, Transcriptional Regulator, Fis family (NCBI) | cofit | 45 | 98 |
| | Escherichia fergusonii Becca | EFB2_01635 | | Regulatory protein AtoC | insig. | 40 | 98 |
| | Escherichia coli ECOR38 | HEPCGN_22430 | atoC | acetoacetate metabolism transcriptional regulator AtoC | insig. | 40 | 98 |
| | Escherichia coli Nissle 1917 | ECOLIN_RS12965 | | acetoacetate metabolism transcriptional regulator AtoC | no data | 40 | 98 |
| | Escherichia coli BL21 | ECD_02147 | | fused response regulator of ato operon, in two-component system with AtoS: response regulator/sigma54 interaction protein | insig. | 40 | 98 |
| | Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_01490 | | Regulatory protein AtoC | insig. | 40 | 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. | 40 | 98 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_0823 | | two component, sigma54 specific, transcriptional regulator, Fis family (RefSeq) | insig. | 42 | 98 |
| | Enterobacter asburiae PDN3 | EX28DRAFT_0096 | | Response regulator containing CheY-like receiver, AAA-type ATPase, and DNA-binding domains | sig. | 40 | 100 |
| | Desulfovibrio vulgaris Hildenborough JW710 | DVU2114 | atoC | sigma-54 dependent transcriptional regulator/response regulator (TIGR) | insig. | 40 | 98 |
| | Pseudomonas protegens RBAN4 | FABNJH_24715 | | Sigma-54-dependent Fis family transcriptional regulator | insig. | 40 | 98 |
| | Enterobacter sp. TBS_079 | MPMX20_03423 | | Transcriptional regulatory protein QseF | sig. | 40 | 100 |
| | Pantoea agglomerans CFBP13505 P0401 | PagCFBP13516_RS05235 | glrR | two-component system response regulator GlrR | cofit | 41 | 98 |
| | Alteromonas macleodii MIT1002 | MIT1002_01326 | | Quorum-sensing regulator protein F | insig. | 42 | 99 |
| | Escherichia coli ECOR27 | NOLOHH_05465 | zraR | sigma-54-dependent response regulator transcription factor ZraR | insig. | 41 | 98 |
| | Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF2455 | | Putative sensory histidine kinase YfhA | strong | 41 | 98 |
| | Escherichia coli Nissle 1917 | ECOLIN_RS23090 | | sigma-54-dependent response regulator transcription factor ZraR | insig. | 40 | 98 |
| | Pantoea sp. MT58 | IAI47_04945 | | two-component system response regulator GlrR | sig. | 41 | 98 |
| | Escherichia fergusonii Becca | EFB2_04606 | | Transcriptional regulatory protein ZraR | insig. | 40 | 98 |
| | Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_04045 | | Transcriptional regulatory protein ZraR | insig. | 40 | 98 |
| | Pseudomonas fluorescens GW456-L13 | PfGW456L13_1489 | | Type IV fimbriae expression regulatory protein PilR | insig. | 41 | 99 |
| | Azospirillum sp. SherDot2 | MPMX19_03461 | | Regulatory protein AtoC | insig. | 39 | 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. | 40 | 98 |
| | Escherichia coli ECOR38 | HEPCGN_11960 | zraR | sigma-54-dependent response regulator transcription factor ZraR | insig. | 40 | 98 |
| | Escherichia coli BL21 | ECD_03881 | | fused DNA-binding response regulator in two-component regulatory system with ZraS: response regulator/sigma54 interaction protein | insig. | 40 | 98 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_1993 | | two component, sigma54 specific, transcriptional regulator, Fis family (RefSeq) | sig. | 40 | 98 |
| | Rahnella sp. WP5 | EX31_RS20615 | | two-component system response regulator GlrR | insig. | 41 | 98 |
| o | Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_763 | | Sigma-54 dependent transcriptional regulator | insig. | 40 | 100 |
| | Escherichia coli ECRC62 | BNILDI_06055 | zraR | sigma-54-dependent response regulator transcription factor ZraR | insig. | 40 | 98 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_2149 | | two component, sigma54 specific, transcriptional regulator, Fis family (RefSeq) | strong | 40 | 98 |
| o | Burkholderia phytofirmans PsJN | BPHYT_RS14655 | | Fis family transcriptional regulator | sig. | 42 | 98 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_2748 | | two component, sigma54 specific, transcriptional regulator, Fis family (RefSeq) | insig. | 44 | 85 |
| | Erwinia tracheiphila HP pepo 2.2 | IJEDHG_02930 | qseF | two-component system response regulator QseF/GlrR | cofit | 40 | 98 |
| | Erwinia tracheiphila SCR3 | LU632_RS17930 | glrR | two-component system response regulator GlrR | insig. | 40 | 98 |
| | Mucilaginibacter yixingensis YX-36 DSM 26809 | ABZR88_RS10015 | | sigma-54 dependent transcriptional regulator | sig. | 38 | 98 |
| | Paraburkholderia graminis OAS925 | ABIE53_003114 | | DNA-binding NtrC family response regulator | strong | 53 | 67 |
| | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_04306 | | sigma54 specific transcriptional regulator, Fis family | insig. | 48 | 77 |
| o | Pseudomonas fluorescens FW300-N2C3 | AO356_27825 | | Fis family transcriptional regulator | insig. | 40 | 100 |
| o | Pseudomonas orientalis W4I3 | QF045_RS17445 | | sigma-54 dependent transcriptional regulator | insig. | 40 | 100 |
| o | Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_2818 | | Type IV fimbriae expression regulatory protein PilR | insig. | 41 | 98 |
| | Klebsiella michiganensis M5al | BWI76_RS21250 | | two-component system response regulator GlrR | strong | 40 | 100 |
| | Pseudomonas stutzeri RCH2 | Psest_0705 | | Response regulator containing CheY-like receiver, AAA-type ATPase, and DNA-binding domains | strong | 40 | 98 |
| | Serratia liquefaciens MT49 | IAI46_19460 | | two-component system response regulator GlrR | sig. | 40 | 100 |
| o | Paraburkholderia sabiae LMG 24235 | QEN71_RS04320 | | sigma-54 dependent transcriptional regulator | cofit | 41 | 100 |
| o | Pseudomonas fluorescens SBW25 | PFLU_RS13155 | | sigma-54-dependent Fis family transcriptional regulator | insig. | 40 | 98 |
| o | Pseudomonas fluorescens SBW25-INTG | PFLU_RS13155 | | sigma-54-dependent Fis family transcriptional regulator | sig. | 40 | 98 |
| | Escherichia coli ECRC101 | MCAODC_03820 | zraR | sigma-54-dependent response regulator transcription factor ZraR | insig. | 40 | 98 |
| | Escherichia coli ECRC102 | NIAGMN_11070 | zraR | sigma-54-dependent response regulator transcription factor ZraR | insig. | 40 | 98 |
| | Escherichia coli ECRC99 | KEDOAH_14840 | zraR | sigma-54-dependent response regulator transcription factor ZraR | no data | 40 | 98 |
| | Pseudomonas sp. DMC3 | GFF4000 | | Regulatory protein AtoC | cofit | 40 | 98 |
| o | Pseudomonas sp. RS175 | PFR28_01679 | | Regulatory protein AtoC | sig. | 38 | 100 |
| o | Magnetospirillum magneticum AMB-1 | AMB_RS09665 | | sigma-54-dependent Fis family transcriptional regulator | cofit | 43 | 98 |
| o | Pseudomonas aeruginosa PA14 | IKLFDK_09495 | | Fis family transcriptional regulator | insig. | 42 | 98 |
| | Escherichia coli ECOR38 | HEPCGN_20640 | qseF | two-component system response regulator QseF/GlrR | strong | 40 | 100 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_1461 | | two component, sigma54 specific, transcriptional regulator, Fis family (RefSeq) | no data | 38 | 98 |
| | Xanthobacter sp. DMC5 | GFF4834 | | Regulatory protein AtoC | insig. | 40 | 98 |
| | Pseudomonas fluorescens SBW25 | PFLU_RS05610 | | sigma-54-dependent Fis family transcriptional regulator | strong | 40 | 98 |
| | Pseudomonas fluorescens SBW25-INTG | PFLU_RS05610 | | sigma-54-dependent Fis family transcriptional regulator | strong | 40 | 98 |
| | Pectobacterium carotovorum WPP14 | HER17_RS05925 | | two-component system response regulator GlrR | cofit | 40 | 98 |
| | Pseudomonas simiae WCS417 | PS417_12465 | | Fis family transcriptional regulator | insig. | 45 | 77 |
| o | Pseudomonas aeruginosa MRSN321 | DY961_RS28740 | | sigma-54 dependent transcriptional regulator | insig. | 41 | 98 |
| | Desulfovibrio vulgaris Hildenborough JW710 | DVU0110 | ntrC | sigma-54 dependent transcriptional regulator/response regulator (TIGR) | cofit | 39 | 98 |
| | Escherichia fergusonii Becca | EFB2_01342 | | Transcriptional regulatory protein QseF | insig. | 40 | 100 |
| | Escherichia coli ECOR27 | NOLOHH_13170 | qseF | two-component system response regulator QseF/GlrR | strong | 40 | 100 |
| | Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_01153 | | Transcriptional regulatory protein GlrR | insig. | 40 | 100 |
| | Klebsiella michiganensis M5al | BWI76_RS01605 | | transcriptional regulatory protein ZraR | insig. | 40 | 98 |
| | Erwinia amylovora T8 | OLJFJH_10330 | | two-component system response regulator QseF/GlrR | cofit | 39 | 100 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS15125 | | sigma-54-dependent Fis family transcriptional regulator | insig. | 46 | 77 |
| | Ralstonia solanacearum UW163 | UW163_RS12595 | | sigma-54-dependent Fis family transcriptional regulator | insig. | 46 | 77 |
| | Ralstonia solanacearum GMI1000 | RS_RS05945 | | sigma-54-dependent Fis family transcriptional regulator | insig. | 46 | 77 |
| o | Pseudomonas aeruginosa PUPa3 | DQ20_RS38225 | | sigma-54 dependent transcriptional regulator | insig. | 41 | 98 |
| | Escherichia coli ECRC62 | BNILDI_11970 | qseF | two-component system response regulator QseF/GlrR | strong | 40 | 100 |
| | Escherichia coli Nissle 1917 | ECOLIN_RS14455 | | two-component system response regulator GlrR | strong | 40 | 100 |
| | Escherichia coli ECRC100 | OKFHMN_13320 | zraR | sigma-54-dependent response regulator transcription factor ZraR | cofit | 40 | 98 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_16225 | | Fis family transcriptional regulator | insig. | 40 | 98 |
| | Escherichia coli BL21 | ECD_02446 | | response regulator regulating glmY sRNA in two-component system with sensor protein GlrK | sig. | 40 | 100 |
| | Escherichia coli ECRC100 | OKFHMN_21495 | qseF | two-component system response regulator QseF/GlrR | cofit | 40 | 100 |
| | Escherichia coli ECRC101 | MCAODC_12025 | qseF | two-component system response regulator QseF/GlrR | cofit | 40 | 100 |
| | Escherichia coli ECRC102 | NIAGMN_19265 | qseF | two-component system response regulator QseF/GlrR | cofit | 40 | 100 |
| | Escherichia coli ECRC98 | JDDGAC_25160 | qseF | two-component system response regulator QseF/GlrR | cofit | 40 | 100 |
| | Escherichia coli ECRC99 | KEDOAH_06725 | qseF | two-component system response regulator QseF/GlrR | no data | 40 | 100 |
| | Escherichia coli BW25113 | b2554 | yfhA | predicted DNA-binding response regulator in two-component system (NCBI) | sig. | 40 | 100 |
| | Escherichia coli ECRC98 | JDDGAC_16945 | zraR | sigma-54-dependent response regulator transcription factor ZraR | insig. | 40 | 98 |
| | Klebsiella pneumoniae MRSN742743 | KFA93_RS24385 | zraR;go_function=sequence-specific | sigma-54-dependent response regulator transcription factor ZraR | insig. | 40 | 98 |
| | Klebsiella pneumoniae MKP103 | KDGMDA_28370 | | two-component system response regulator QseF/GlrR | insig. | 40 | 100 |
| | Klebsiella pneumoniae MRSN742743 | KFA93_RS04790 | glrR;go_function=ATP | two-component system response regulator GlrR | sig. | 40 | 100 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_0700 | | two component, sigma54 specific, transcriptional regulator, Fis family (RefSeq) | insig. | 39 | 98 |
| | Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_4731 | | Sigma-54 dependent transcriptional regulator | sig. | 44 | 77 |
| | Dechlorosoma suillum PS | Dsui_2360 | | response regulator with CheY-like receiver, AAA-type ATPase, and DNA-binding domains | cofit | 41 | 98 |
| | Pseudomonas simiae WCS417 | PS417_05525 | | Fis family transcriptional regulator | strong | 39 | 98 |
| | Bacteroides ovatus ATCC 8483 | BACOVA_02581 | | Sigma-54 interaction domain protein | insig. | 38 | 98 |
| o | Pseudomonas lactucae CFBP13502 | GEMAOFIL_02740 | | Regulatory protein AtoC | cofit | 39 | 98 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_1260 | | two component, sigma54 specific, transcriptional regulator, Fis family (RefSeq) | insig. | 42 | 99 |
| | Dickeya dadantii 3937 | DDA3937_RS15640 | | two-component system response regulator GlrR | cofit | 39 | 100 |
| o | Pseudomonas sp. SVBP6 | COO64_RS14675 | | sigma-54 dependent transcriptional regulator | insig. | 39 | 98 |
| | Klebsiella pneumoniae MKP103 | KDGMDA_10090 | | sigma-54-dependent response regulator transcription factor ZraR | insig. | 40 | 98 |
| | Pseudomonas protegens RBAN4 | FABNJH_16045 | | Fis family transcriptional regulator | insig. | 45 | 77 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_25810 | | Fis family transcriptional regulator | insig. | 39 | 98 |
| | Ralstonia sp. UNC404CL21Col | ABZR87_RS10765 | | sigma-54 dependent transcriptional regulator | insig. | 46 | 77 |
| | Ralstonia solanacearum PSI07 | RPSI07_RS18245 | | sigma-54-dependent Fis family transcriptional regulator | insig. | 46 | 77 |
| | Pontibacter actiniarum KMM 6156, DSM 19842 | CA264_04380 | | response regulator | strong | 43 | 85 |
| | Azospirillum sp. SherDot2 | MPMX19_04512 | | C4-dicarboxylate transport transcriptional regulatory protein DctD | insig. | 42 | 98 |
| | Acidovorax sp. GW101-3H11 | Ac3H11_4011 | | Putative sensory histidine kinase YfhA | sig. | 40 | 98 |
| | Hydrogenophaga sp. GW460-11-11-14-LB1 | GFF610 | | Putative sensory histidine kinase YfhA | insig. | 40 | 99 |
| | Bacteroides thetaiotaomicron VPI-5482 | BT0856 | | two-component system response regulator (NCBI ptt file) | sig. | 38 | 98 |
| | Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF4188 | | Response regulator of zinc sigma-54-dependent two-component system | insig. | 40 | 96 |
| | Pseudomonas sp. DMC3 | GFF3445 | | Transcriptional regulatory protein ZraR | cofit | 45 | 77 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_14200 | | transcriptional regulator | insig. | 40 | 98 |
| | Dickeya dianthicola 67-19 | HGI48_RS15735 | | two-component system response regulator GlrR | insig. | 39 | 98 |
| | Dickeya dianthicola ME23 | DZA65_RS16815 | | two-component system response regulator GlrR | insig. | 39 | 98 |
| | Pseudomonas fluorescens GW456-L13 | PfGW456L13_3006 | | Sigma-54 dependent transcriptional regulator | insig. | 44 | 77 |
| | Shewanella loihica PV-4 | Shew_2341 | | two component, sigma54 specific, Fis family transcriptional regulator (RefSeq) | insig. | 40 | 99 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS26915 | | Fis family transcriptional regulator | insig. | 40 | 99 |
| o | Pseudomonas putida KT2440 | PP_3503 | | Sigma-54 dependent transcriptional regulator | sig. | 40 | 98 |
| | Pseudomonas lactucae CFBP13502 | GEMAOFIL_01292 | | Regulatory protein AtoC | cofit | 39 | 98 |
| | Echinicola vietnamensis KMM 6221, DSM 17526 | Echvi_2422 | | Response regulator containing CheY-like receiver, AAA-type ATPase, and DNA-binding domains | strong | 37 | 99 |
| | Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_5122 | | Type IV fimbriae expression regulatory protein PilR | insig. | 40 | 98 |
| | Pseudomonas orientalis W4I3 | QF045_RS08450 | | sigma-54 dependent transcriptional regulator | insig. | 39 | 98 |
| | Methylophilus sp. DMC18 | GFF2815 | | Regulatory protein AtoC | insig. | 39 | 99 |
| | Acinetobacter baumannii LAC-4 | RR41_RS08030 | | nitrogen regulation protein NR(I) | insig. | 36 | 99 |
| | Sphingobium sp. HT1-2 | GFF1148 | | Nitrogen regulation protein NR(I), GlnG (=NtrC) | strong | 40 | 98 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS14695 | | Fis family transcriptional regulator | insig. | 42 | 91 |
| | Variovorax sp. SCN45 | GFF7323 | | Transcriptional response regulatory protein GlrR | insig. | 40 | 100 |
| | Alteromonas macleodii MIT1002 | MIT1002_03186 | | Nitrogen regulation protein NR(I) | strong | 39 | 98 |
| | Azospirillum brasilense Sp245 | AZOBR_RS30385 | | Fis family transcriptional regulator | insig. | 42 | 92 |
| | Pseudomonas sp. RS175 | PFR28_03751 | | Regulatory protein AtoC | insig. | 40 | 98 |
| o | Pseudomonas sp. BP01 | JOY50_RS06050 | | sigma-54 dependent transcriptional regulator | insig. | 40 | 98 |
| | Pseudomonas segetis P6 | ACVTMO_RS21260 | ntrC | nitrogen regulation protein NR(I) | strong | 39 | 98 |
| | Echinicola vietnamensis KMM 6221, DSM 17526 | Echvi_0196 | | Response regulator containing CheY-like receiver, AAA-type ATPase, and DNA-binding domains | strong | 41 | 85 |
| | Pseudomonas fluorescens SBW25 | PFLU_RS01685 | | nitrogen regulation protein NR(I) | sig. | 40 | 98 |
| | Pseudomonas fluorescens SBW25-INTG | PFLU_RS01685 | | nitrogen regulation protein NR(I) | strong | 40 | 98 |
| | Pseudomonas lactucae CFBP13502 | GEMAOFIL_00547 | | DNA-binding transcriptional regulator NtrC | insig. | 40 | 98 |
| | Pseudomonas simiae WCS417 | PS417_01635 | | nitrogen regulation protein NR(I) | strong | 40 | 98 |
| | Pseudomonas segetis P6 | ACVTMO_RS19460 | | sigma-54-dependent transcriptional regulator | cofit | 39 | 98 |
| | Variovorax sp. OAS795 | ABID97_RS06460 | | sigma 54-interacting transcriptional regulator | cofit | 39 | 100 |
| | Klebsiella pneumoniae MKP103 | KDGMDA_09000 | | nitrogen regulation protein NR(I) | insig. | 39 | 98 |
| | Phocaeicola dorei CL03T12C01 | ABI39_RS16590 | | sigma-54-dependent Fis family transcriptional regulator | insig. | 37 | 98 |
| | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_02899 | | DNA-binding transcriptional response regulator, NtrC family, contains REC, AAA-type ATPase, and a Fis-type DNA-binding domains | insig. | 42 | 86 |
| | Pseudomonas protegens RBAN4 | FABNJH_01975 | ntrC | nitrogen regulation protein NR(I) | insig. | 40 | 98 |
| | Desulfovibrio vulgaris Hildenborough JW710 | DVU1419 | atoC | sigma-54 dependent transcriptional regulator/response regulator (TIGR) | sig. | 39 | 98 |
| | Pedobacter sp. GW460-11-11-14-LB5 | CA265_RS09195 | | Fis family transcriptional regulator | strong | 36 | 98 |
| | Phocaeicola vulgatus CL09T03C04 | HMPREF1058_RS01145 | | sigma-54-dependent Fis family transcriptional regulator | strong | 36 | 98 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS04280 | | sigma-54 dependent transcriptional regulator | insig. | 45 | 77 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS04185 | | Fis family transcriptional regulator | insig. | 45 | 81 |
| | Paraburkholderia graminis OAS925 | ABIE53_005893 | | DNA-binding NtrC family response regulator | insig. | 42 | 90 |
| | Enterobacter asburiae PDN3 | EX28DRAFT_4350 | | nitrogen regulation protein NR(I) | insig. | 39 | 98 |
| | Klebsiella pneumoniae MRSN742743 | KFA93_RS22480 | glnG;go_function=sequence-specific | nitrogen regulation protein NR(I) | insig. | 39 | 98 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS30970 | | sigma-54 dependent transcriptional regulator | insig. | 45 | 84 |
| | Klebsiella michiganensis M5al | BWI76_RS00385 | | nitrogen assimilation regulatory protein | strong | 39 | 98 |
| | Kangiella aquimarina DSM 16071 | B158DRAFT_1941 | | Response regulator containing CheY-like receiver, AAA-type ATPase, and DNA-binding domains | insig. | 39 | 94 |
| | Pseudomonas sp. BP01 | JOY50_RS14825 | | sigma-54 dependent transcriptional regulator | insig. | 39 | 100 |
| | Pseudomonas segetis P6 | ACVTMO_RS01120 | | sigma-54 dependent transcriptional regulator | insig. | 43 | 77 |
| | Desulfovibrio vulgaris Hildenborough JW710 | DVU0539 | | sigma-54 dependent DNA-binding response regulator (TIGR) | sig. | 40 | 98 |
| | Pseudomonas orientalis W4I3 | QF045_RS04705 | | nitrogen regulation protein NR(I) | insig. | 39 | 98 |
| | Pseudomonas sp. DMC3 | GFF4081 | | DNA-binding transcriptional regulator NtrC | strong | 39 | 98 |
| | Parabacteroides merdae CL09T00C40 | HMPREF1078_RS05570 | | sigma-54 dependent transcriptional regulator | insig. | 41 | 89 |
| | Desulfovibrio vulgaris Hildenborough JW710 | DVU2934 | ntrX | sigma-54 dependent transcriptional regulator/response regulator (TIGR) | no data | 40 | 94 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_12145 | | nitrogen regulation protein NR(I) | strong | 39 | 98 |
| | Cellulophaga baltica 18 | M666_RS19210 | | sigma-54 dependent transcriptional regulator | insig. | 41 | 85 |
| | Pseudomonas fluorescens FW300-N2C3 | AO356_15905 | | transcriptional regulator | insig. | 40 | 98 |
| | Enterobacter sp. TBS_079 | MPMX20_04597 | | DNA-binding transcriptional regulator NtrC | strong | 39 | 98 |
| | Pseudomonas fluorescens FW300-N2C3 | AO356_18205 | | Fis family transcriptional regulator | insig. | 39 | 98 |
| | Pseudomonas fluorescens FW300-N2C3 | AO356_09730 | | nitrogen regulation protein NR(I) | strong | 39 | 98 |
| | Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_3826 | | Nitrogen regulation protein NR(I) | strong | 39 | 98 |
| | Pseudomonas syringae pv. syringae B728a | Psyr_4822 | | Helix-turn-helix, Fis-type:Nitrogen regulation protein NR(I) | sig. | 38 | 98 |
| | Pseudomonas syringae pv. syringae B728a ΔmexB | Psyr_4822 | | Helix-turn-helix, Fis-type:Nitrogen regulation protein NR(I) | no data | 38 | 98 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS10690 | | sigma-54 dependent transcriptional regulator | insig. | 42 | 88 |
| | Azospirillum sp. SherDot2 | MPMX19_03597 | | C4-dicarboxylate transport transcriptional regulatory protein DctD | insig. | 40 | 100 |
| o | Pseudomonas sp. S08-1 | OH686_12145 | | Alginate biosynthesis two-component system response regulator AlgB | cofit | 39 | 98 |
| | Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_1611 | | Nitrogen regulation protein NR(I) | strong | 39 | 98 |
| | Serratia liquefaciens MT49 | IAI46_24960 | | nitrogen regulation protein NR(I) | strong | 39 | 98 |
| | Acidovorax sp. GW101-3H11 | Ac3H11_4079 | | Nitrogen regulation protein NtrX | insig. | 42 | 98 |
| | Pseudomonas aeruginosa MRSN321 | DY961_RS23710 | pilR;inference=COORDINATES | two-component system response regulator PilR | strong | 40 | 98 |
| | Pseudomonas sp. RS175 | PFR28_04944 | | DNA-binding transcriptional regulator NtrC | strong | 39 | 98 |
| | Vibrio cholerae E7946 ATCC 55056 | CSW01_13865 | | nitrogen regulation protein NR(I) | insig. | 38 | 98 |
| | Acinetobacter radioresistens SK82 | MPMX26_01292 | | DNA-binding transcriptional regulator NtrC | strong | 35 | 98 |
| | Pseudomonas sp. SVBP6 | COO64_RS16760 | | sigma-54 dependent transcriptional regulator | insig. | 39 | 100 |
| | Pseudomonas fluorescens GW456-L13 | PfGW456L13_347 | | Nitrogen regulation protein NR(I) | strong | 39 | 98 |
| | Azospirillum sp. SherDot2 | MPMX19_05290 | | Hydrogenase transcriptional regulatory protein hupR1 | insig. | 38 | 100 |
| | Escherichia coli BL21 | ECD_03753 | | fused DNA-binding response regulator in two-component regulatory system with GlnL: response regulator/sigma54 interaction protein | insig. | 40 | 92 |
| | Pseudomonas sp. S08-1 | OH686_10640 | | nitrogen regulation protein NR(I) | cofit | 39 | 98 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_2601 | | two component, sigma54 specific, transcriptional regulator, Fis family (RefSeq) | strong | 38 | 100 |
| | Methylophilus sp. DMC18 | GFF2024 | | DNA-binding transcriptional regulator NtrC | strong | 38 | 96 |
| | Parabacteroides merdae CL09T00C40 | HMPREF1078_RS12140 | | sigma-54 dependent transcriptional regulator | insig. | 37 | 96 |
| | Pseudomonas aeruginosa PA14 | IKLFDK_00790 | | two-component response regulator PilR | strong | 40 | 98 |
| | Pseudomonas aeruginosa PUPa3 | DQ20_RS56175 | pilR;inference=COORDINATES | two-component system response regulator PilR | strong | 40 | 98 |
| | Escherichia coli ECOR27 | NOLOHH_06240 | glnG | nitrogen regulation protein NR(I) | insig. | 40 | 92 |
| | Escherichia coli ECOR38 | HEPCGN_12740 | glnG | nitrogen regulation protein NR(I) | insig. | 40 | 92 |
| | Escherichia coli ECRC100 | OKFHMN_14110 | glnG | nitrogen regulation protein NR(I) | insig. | 40 | 92 |
| | Escherichia coli ECRC101 | MCAODC_04610 | glnG | nitrogen regulation protein NR(I) | strong | 40 | 92 |
| | Escherichia coli ECRC102 | NIAGMN_11865 | glnG | nitrogen regulation protein NR(I) | insig. | 40 | 92 |
| | Escherichia coli ECRC98 | JDDGAC_17735 | glnG | nitrogen regulation protein NR(I) | no data | 40 | 92 |
| | Escherichia coli ECRC99 | KEDOAH_14040 | glnG | nitrogen regulation protein NR(I) | no data | 40 | 92 |
| | Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_04184 | | DNA-binding transcriptional regulator NtrC | sig. | 40 | 92 |
| | Escherichia coli Nissle 1917 | ECOLIN_RS22295 | | nitrogen regulation protein NR(I) | strong | 40 | 92 |
| | Escherichia coli BW25113 | b3868 | glnG | fused DNA-binding response regulator in two-component regulatory system with GlnL: response regulator/sigma54 interaction protein (NCBI) | strong | 40 | 92 |
| | Pseudomonas aeruginosa MRSN321 | DY961_RS11455 | ntrC;inference=COORDINATES | two-component system response regulator NtrC | strong | 39 | 98 |
| | Pseudomonas aeruginosa PA14 | IKLFDK_27895 | | two-component system response regulator NtrC | sig. | 39 | 98 |
| | Pseudomonas aeruginosa PUPa3 | DQ20_RS50645 | ntrC;inference=COORDINATES | two-component system response regulator NtrC | strong | 39 | 98 |
| | Rhodopseudomonas palustris CGA009 | TX73_021705 | | sigma-54 dependent transcriptional regulator | sig. | 38 | 98 |
| | Pontibacter actiniarum KMM 6156, DSM 19842 | CA264_09510 | | sigma-54-dependent Fis family transcriptional regulator | sig. | 38 | 98 |
| | Pseudomonas sp. RS175 | PFR28_03376 | | C4-dicarboxylate transport transcriptional regulatory protein DctD | sig. | 39 | 98 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_2109 | | two component, sigma54 specific, transcriptional regulator, Fis family (RefSeq) | strong | 38 | 98 |
| | Phocaeicola vulgatus CL09T03C04 | HMPREF1058_RS04160 | | sigma-54-dependent Fis family transcriptional regulator | sig. | 37 | 98 |
| | Escherichia coli ECRC62 | BNILDI_05290 | glnG | nitrogen regulation protein NR(I) | cofit | 40 | 92 |
| | Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_5565 | | Two component, Sigma-54 Specific, central transcriptional regulator of acidic amino acid uptake | insig. | 39 | 98 |
| | Escherichia fergusonii Becca | EFB2_04748 | | DNA-binding transcriptional regulator NtrC | strong | 40 | 92 |
| | Pseudomonas putida KT2440 | PP_5048 | | two-component system DNA-binding transcriptional dual regulator GlnL/GlnG | strong | 38 | 98 |
| | Dechlorosoma suillum PS | Dsui_3467 | | response regulator with CheY-like receiver, AAA-type ATPase, and DNA-binding domains | insig. | 44 | 85 |
| | Pseudomonas sp. SVBP6 | COO64_RS13325 | ntrC | nitrogen regulation protein NR(I) | strong | 39 | 98 |
| | Dickeya dianthicola 67-19 | HGI48_RS21235 | | nitrogen regulation protein NR(I) | strong | 39 | 98 |
| | Dickeya dianthicola ME23 | DZA65_RS22210 | | nitrogen regulation protein NR(I) | strong | 39 | 98 |
| | Pseudomonas protegens RBAN4 | FABNJH_24655 | | Sigma-54 dependent DNA-binding response regulator | insig. | 39 | 98 |
| | Phocaeicola dorei CL03T12C01 | ABI39_RS17060 | | sigma-54-dependent Fis family transcriptional regulator | insig. | 38 | 98 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS01705 | | Fis family transcriptional regulator | insig. | 41 | 98 |
| | Pseudomonas putida KT2440 | PP_1066 | | C4-dicarboxylate transport transcriptional regulatory protein | strong | 39 | 100 |
| | Pseudomonas fluorescens GW456-L13 | PfGW456L13_4775 | | Two component, Sigma-54 Specific, central transcriptional regulator of acidic amino acid uptake | strong | 39 | 98 |
| | Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_776 | | Two component, Sigma-54 Specific, central transcriptional regulator of acidic amino acid uptake | insig. | 39 | 98 |
| | Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF2220 | | Nitrogen regulation protein NR(I) | strong | 39 | 98 |
| | Marinobacter adhaerens HP15 | HP15_425 | | two-component response regulator NtrC | strong | 41 | 85 |
| | Pseudomonas sp. BP01 | JOY50_RS09450 | ntrC | nitrogen regulation protein NR(I) | cofit | 38 | 98 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS03980 | | Fis family transcriptional regulator | strong | 40 | 98 |
| | Brevundimonas sp. GW460-12-10-14-LB2 | A4249_RS09115 | | sigma-54 dependent transcriptional regulator | insig. | 38 | 98 |
| | Dechlorosoma suillum PS | Dsui_3486 | | response regulator with CheY-like receiver, AAA-type ATPase, and DNA-binding domains | cofit | 38 | 98 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_16265 | | Fis family transcriptional regulator | strong | 39 | 98 |
| | Dickeya dadantii 3937 | DDA3937_RS00125 | | nitrogen regulation protein NR(I) | cofit | 38 | 98 |
| | Pontibacter actiniarum KMM 6156, DSM 19842 | CA264_07535 | | sigma-54-dependent Fis family transcriptional regulator | insig. | 38 | 91 |
| | Pectobacterium carotovorum WPP14 | HER17_RS21440 | | nitrogen regulation protein NR(I) | cofit | 39 | 98 |
| | Pseudomonas simiae WCS417 | PS417_05535 | | Fis family transcriptional regulator | strong | 39 | 98 |
| | Rahnella sp. WP5 | EX31_RS15880 | | nitrogen regulation protein NR(I) | strong | 38 | 98 |
| | Pseudomonas stutzeri RCH2 | Psest_3932 | | nitrogen regulation protein NR(I) | strong | 38 | 98 |
| | Shewanella amazonensis SB2B | Sama_1549 | | response regulator receiver protein (RefSeq) | insig. | 39 | 98 |
| | Shewanella amazonensis SB2B | Sama_3427 | | response regulator receiver protein (RefSeq) | strong | 39 | 98 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS37520 | | Fis family transcriptional regulator | sig. | 45 | 77 |
| | Desulfovibrio vulgaris Hildenborough JW710 | DVU3381 | ntrC | transcriptional regulatory protein zraR (TIGR) | strong | 42 | 100 |
| | Pseudomonas fluorescens SBW25 | PFLU_RS05620 | | sigma-54-dependent Fis family transcriptional regulator | insig. | 39 | 98 |
| | Pseudomonas fluorescens SBW25-INTG | PFLU_RS05620 | | sigma-54-dependent Fis family transcriptional regulator | strong | 39 | 98 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_0215 | | two component, sigma54 specific, transcriptional regulator, Fis family (RefSeq) | strong | 42 | 83 |