| Orth | Species | Gene | Name | Description | Fitness | %Id | Cov |
| | Xanthobacter sp. DMC5 | GFF3681 | | Transcriptional regulatory protein WalR | no data | 100 | 100 |
| o | Rhodopseudomonas palustris CGA009 | TX73_001475 | | response regulator transcription factor | no data | 73 | 100 |
| o | Bosea sp. OAE506 | ABIE41_RS04730 | | response regulator transcription factor | no data | 69 | 100 |
| o | Sinorhizobium meliloti 1021 | SMc03820 | | transcriptional regulator | no data | 68 | 97 |
| o | Agrobacterium fabrum C58 | Atu2763 | | two component response regulator | no data | 68 | 99 |
| o | Rhizobium sp. OAE497 | ABIE40_RS18395 | | response regulator transcription factor | no data | 67 | 99 |
| o | Phaeobacter inhibens DSM 17395 | PGA1_c33330 | | transcriptional regulatory protein | no data | 65 | 99 |
| o | Dinoroseobacter shibae DFL-12 | Dshi_0038 | | two component transcriptional regulator, winged helix family (RefSeq) | no data | 65 | 100 |
| o | Azospirillum brasilense Sp245 | AZOBR_RS01895 | | transcriptional regulator | no data | 64 | 100 |
| o | Caulobacter crescentus NA1000 | CCNA_03859 | | two-component response regulator cenR | strong | 66 | 93 |
| o | Caulobacter crescentus NA1000 Δfur | CCNA_03859 | | two-component response regulator cenR | cofit | 66 | 93 |
| o | Azospirillum sp. SherDot2 | MPMX19_00045 | | Alkaline phosphatase synthesis transcriptional regulatory protein SphR | no data | 61 | 100 |
| o | Brevundimonas sp. GW460-12-10-14-LB2 | A4249_RS13765 | | response regulator transcription factor | no data | 64 | 93 |
| o | Rhodospirillum rubrum S1H | Rru_A3638 | | Two component Transcriptional regulator, Winged helix family (NCBI) | no data | 43 | 99 |
| | Rhodospirillum rubrum S1H | Rru_A1159 | | Two component Transcriptional regulator, Winged helix family (NCBI) | insig. | 37 | 98 |
| | Bifidobacterium breve UCC2003 | BBR_RS19170 | | DNA-binding response regulator | strong | 36 | 97 |
| | Pseudomonas lactucae CFBP13502 | GEMAOFIL_01790 | | KDP operon transcriptional regulatory protein KdpE | cofit | 34 | 100 |
| | Pseudomonas sp. DMC3 | GFF4642 | | Transcriptional regulatory protein KdpE | cofit | 35 | 100 |
| | Pseudomonas fluorescens SBW25 | PFLU_RS08245 | | response regulator | insig. | 34 | 100 |
| | Pseudomonas fluorescens SBW25-INTG | PFLU_RS08245 | | response regulator | insig. | 34 | 100 |
| | Pseudomonas orientalis W4I3 | QF045_RS11020 | | response regulator | insig. | 34 | 100 |
| | Klebsiella michiganensis M5al | BWI76_RS08795 | | DNA-binding response regulator | sig. | 38 | 97 |
| | Pseudomonas simiae WCS417 | PS417_08305 | | transcriptional regulator | insig. | 34 | 100 |
| | Escherichia fergusonii Becca | EFB2_04469 | | Transcriptional regulatory protein BasR | insig. | 38 | 89 |
| | Escherichia coli Nissle 1917 | ECOLIN_RS23805 | | two-component system response regulator BasR | sig. | 38 | 89 |
| | Enterobacter asburiae PDN3 | EX28DRAFT_3235 | | Response regulators consisting of a CheY-like receiver domain and a winged-helix DNA-binding domain | insig. | 40 | 90 |
| | Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_311 | | sensor histidine kinase | insig. | 34 | 100 |
| | Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF1469 | | Transcriptional regulatory protein basR/pmrA | cofit | 38 | 89 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_18935 | | transcriptional regulator | insig. | 34 | 100 |
| | Escherichia coli ECOR38 | HEPCGN_11205 | basR | two-component system response regulator BasR | strong | 38 | 89 |
| | Pseudomonas sp. RS175 | PFR28_00943 | | KDP operon transcriptional regulatory protein KdpE | insig. | 35 | 100 |
| | Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_2490 | | sensor histidine kinase | insig. | 34 | 100 |
| | Erwinia tracheiphila HP pepo 2.2 | IJEDHG_13855 | pmrA | two-component system response regulator PmrA | cofit | 37 | 90 |
| | Erwinia tracheiphila SCR3 | LU632_RS21175 | pmrA | two-component system response regulator PmrA | insig. | 37 | 90 |
| | Mycobacterium tuberculosis H37Rv | Rv1027c | | Probable transcriptional regulatory protein KdpE | no data | 36 | 96 |
| | Klebsiella pneumoniae MKP103 | KDGMDA_17065 | | two-component system response regulator PmrA | insig. | 40 | 89 |
| | Klebsiella pneumoniae MRSN742743 | KFA93_RS01585 | pmrA;inference=COORDINATES | two-component system response regulator PmrA | insig. | 40 | 89 |
| | Escherichia coli BL21 | ECD_03984 | | response regulator in two-component regulatory system with BasS | strong | 38 | 89 |
| | Escherichia coli ECOR27 | NOLOHH_04835 | basR | two-component system response regulator BasR | insig. | 38 | 89 |
| | Escherichia coli ECRC101 | MCAODC_03080 | basR | two-component system response regulator BasR | sig. | 38 | 89 |
| | Escherichia coli ECRC102 | NIAGMN_10415 | basR | two-component system response regulator BasR | cofit | 38 | 89 |
| | Escherichia coli ECRC62 | BNILDI_06655 | basR | two-component system response regulator BasR | insig. | 38 | 89 |
| | Escherichia coli ECRC98 | JDDGAC_16205 | basR | two-component system response regulator BasR | insig. | 38 | 89 |
| | Escherichia coli ECRC99 | KEDOAH_15595 | basR | two-component system response regulator BasR | no data | 38 | 89 |
| | Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_03931 | | Transcriptional regulatory protein BasR | insig. | 38 | 89 |
| | Pseudomonas fluorescens FW300-N2C3 | AO356_03295 | | transcriptional regulator | insig. | 33 | 100 |
| | Synechococcus elongatus PCC 7942 | Synpcc7942_1012 | sphR | two component transcriptional regulator, winged helix family | strong | 36 | 98 |
| | Pseudomonas protegens RBAN4 | FABNJH_22175 | | DNA-binding response regulator | insig. | 34 | 100 |
| | Sinorhizobium meliloti 1021 | SMa2325 | | transcriptional regulator | insig. | 38 | 99 |
| | Escherichia coli BW25113 | b4113 | basR | DNA-binding response regulator in two-component regulatory system with BasS (NCBI) | sig. | 38 | 89 |
| | Mucilaginibacter yixingensis YX-36 DSM 26809 | ABZR88_RS03745 | | response regulator transcription factor | cofit | 36 | 100 |
| | Hydrogenophaga sp. GW460-11-11-14-LB1 | GFF4930 | | Two-component system response regulator OmpR | insig. | 36 | 98 |
| | Escherichia coli ECRC100 | OKFHMN_12570 | basR | two-component system response regulator BasR | cofit | 38 | 89 |
| | Dickeya dianthicola 67-19 | HGI48_RS19450 | | two-component system response regulator PmrA | insig. | 36 | 89 |
| | Pseudomonas aeruginosa PA14 | IKLFDK_07850 | | DNA-binding response regulator | cofit | 35 | 97 |
| | Pseudomonas protegens RBAN4 | FABNJH_23590 | | Response regulator | insig. | 38 | 100 |
| | Dickeya dianthicola ME23 | DZA65_RS20570 | | two-component system response regulator PmrA | insig. | 36 | 89 |
| | Pseudomonas segetis P6 | ACVTMO_RS05025 | | response regulator | insig. | 36 | 99 |
| | Pseudomonas sp. SVBP6 | COO64_RS20755 | | response regulator | insig. | 36 | 90 |
| | Klebsiella pneumoniae MKP103 | KDGMDA_17735 | | DNA-binding response regulator | insig. | 35 | 99 |
| | Klebsiella pneumoniae MRSN742743 | KFA93_RS01145 | | response regulator transcription factor | insig. | 35 | 99 |
| | Pseudomonas aeruginosa PUPa3 | DQ20_RS53940 | | response regulator | strong | 35 | 97 |
| | Shewanella loihica PV-4 | Shew_3419 | | two component transcriptional regulator (RefSeq) | insig. | 34 | 98 |
| | Pseudomonas syringae pv. syringae B728a | Psyr_2051 | | Response regulator receiver:Transcriptional regulatory protein, C-terminal | insig. | 33 | 100 |
| | Pseudomonas syringae pv. syringae B728a ΔmexB | Psyr_2051 | | Response regulator receiver:Transcriptional regulatory protein, C-terminal | insig. | 33 | 100 |
| | Mycobacterium tuberculosis H37Rv | Rv0491 | | Two component sensory transduction protein RegX3 (transcriptional regulatory protein) (probably LuxR-family) | insig. | 36 | 97 |
| | Dickeya dadantii 3937 | DDA3937_RS19350 | | two-component system response regulator PmrA | insig. | 36 | 89 |
| | Pedobacter sp. GW460-11-11-14-LB5 | CA265_RS18225 | | DNA-binding response regulator | strong | 36 | 99 |
| | Pseudomonas putida KT2440 | PP_4157 | | two-component system DNA-binding response activator KdpE | insig. | 34 | 100 |
| | Pedobacter sp. GW460-11-11-14-LB5 | CA265_RS15940 | | DNA-binding response regulator | no data | 34 | 99 |
| | Pantoea agglomerans CFBP13505 P0401 | PagCFBP13516_RS13940 | kdpE | two-component system response regulator KdpE | insig. | 36 | 97 |
| | Pseudomonas aeruginosa MRSN321 | DY961_RS19835 | | response regulator | strong | 35 | 97 |
| | Pseudomonas sp. BP01 | JOY50_RS07160 | | response regulator | insig. | 34 | 100 |
| | Azospirillum sp. SherDot2 | MPMX19_03749 | | KDP operon transcriptional regulatory protein KdpE | insig. | 33 | 97 |
| | Xanthobacter sp. DMC5 | GFF2981 | | KDP operon transcriptional regulatory protein KdpE | insig. | 35 | 99 |
| | Marinobacter adhaerens HP15 | HP15_3947 | | two-component response regulator | insig. | 34 | 97 |
| | Rahnella sp. WP5 | EX31_RS08605 | | two-component system response regulator PmrA | insig. | 38 | 89 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS21280 | | DNA-binding response regulator | insig. | 37 | 97 |
| | Ralstonia solanacearum UW163 | UW163_RS22425 | | DNA-binding response regulator | insig. | 37 | 97 |
| | Pseudomonas fluorescens GW456-L13 | PfGW456L13_2205 | | sensor histidine kinase | insig. | 34 | 100 |
| | Shewanella oneidensis MR-1 | SO4388 | | DNA-binding response regulator (NCBI ptt file) | insig. | 32 | 96 |
| | Mucilaginibacter yixingensis YX-36 DSM 26809 | ABZR88_RS04560 | | response regulator transcription factor | no data | 32 | 97 |
| | Synechocystis sp000284455 PCC 6803 | SGL_RS17605 | | response regulator transcription factor | sig. | 36 | 97 |
| | Rhodanobacter denitrificans MT42 | LRK55_RS17160 | | heavy metal response regulator transcription factor | insig. | 36 | 97 |
| | Rhodanobacter denitrificans FW104-10B01 | LRK54_RS17690 | | heavy metal response regulator transcription factor | insig. | 36 | 97 |
| | Pantoea sp. MT58 | IAI47_13830 | | two-component system response regulator KdpE | insig. | 36 | 97 |
| | Cellulophaga baltica 18 | M666_RS17080 | | response regulator transcription factor | insig. | 36 | 97 |
| | Synechococcus elongatus PCC 7942 | Synpcc7942_1453 | rpaB | two component transcriptional regulator, winged helix family | no data | 38 | 96 |
| | Magnetospirillum magneticum AMB-1 | AMB_RS09660 | | DNA-binding response regulator | cofit | 35 | 97 |
| | Enterobacter asburiae PDN3 | EX28DRAFT_2093 | | Response regulators consisting of a CheY-like receiver domain and a winged-helix DNA-binding domain | insig. | 34 | 97 |
| | Enterobacter sp. TBS_079 | MPMX20_01501 | | Alkaline phosphatase synthesis transcriptional regulatory protein PhoP | insig. | 35 | 97 |
| | Alteromonas macleodii MIT1002 | MIT1002_03097 | | Transcriptional activator protein CopR | insig. | 34 | 97 |
| | Synechocystis sp000284455 PCC 6803 | SGL_RS15310 | | response regulator transcription factor | strong | 34 | 97 |
| | Herbaspirillum seropedicae SmR1 | HSERO_RS18850 | | transcriptional regulator | no data | 34 | 98 |
| | Pseudomonas sp. S08-1 | OH686_01885 | | DNA-binding response regulator KdpE | insig. | 34 | 99 |
| o | Parabacteroides merdae CL09T00C40 | HMPREF1078_RS15030 | | response regulator transcription factor | insig. | 32 | 100 |
| | Erwinia amylovora T8 | OLJFJH_07175 | | two-component system response regulator PmrA | insig. | 37 | 90 |
| | Enterobacter sp. TBS_079 | MPMX20_04087 | | Transcriptional regulatory protein BasR | strong | 37 | 90 |
| | Variovorax sp. OAS795 | ABID97_RS17265 | | two-component system response regulator OmpR | strong | 33 | 100 |
| | Rahnella sp. WP5 | EX31_RS00555 | | response regulator transcription factor | insig. | 35 | 100 |
| | Rhizobium sp. OAE497 | ABIE40_RS24605 | | response regulator transcription factor | insig. | 35 | 97 |
| | Variovorax sp. SCN45 | GFF1238 | | Two-component transcriptional response regulator, OmpR family | insig. | 34 | 99 |
| | Azospirillum brasilense Sp245 | AZOBR_RS23980 | | Fis family transcriptional regulator | insig. | 32 | 97 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS09840 | | response regulator transcription factor | insig. | 35 | 100 |
| | Variovorax sp. SCN45 | GFF11 | | Two-component transcriptional response regulator, OmpR family | insig. | 36 | 97 |
| | Variovorax sp. SCN45 | GFF408 | | Two-component system response regulator OmpR | insig. | 33 | 100 |
| | Pseudomonas fluorescens GW456-L13 | PfGW456L13_3169 | | Two-component system response regulator QseB | insig. | 33 | 90 |
| | Acidovorax sp. GW101-3H11 | Ac3H11_4210 | | DNA-binding heavy metal response regulator | insig. | 37 | 97 |
| | Hydrogenophaga sp. GW460-11-11-14-LB1 | GFF4452 | | Two-component response regulator | insig. | 35 | 96 |
| | Methylophilus sp. DMC18 | GFF2713 | | Transcriptional regulatory protein OmpR | no data | 34 | 98 |
| | Fusobacterium nucleatum SB010 | HUW76_07205 | | response regulator transcription factor | strong | 33 | 97 |
| | Hydrogenophaga sp. GW460-11-11-14-LB1 | GFF2307 | | Phosphate regulon transcriptional regulatory protein PhoB (SphR) | insig. | 33 | 99 |
| | Ralstonia solanacearum PSI07 | RPSI07_RS01875 | | DNA-binding response regulator | insig. | 36 | 97 |
| | Rhodanobacter denitrificans MT42 | LRK55_RS17060 | | heavy metal response regulator transcription factor | insig. | 36 | 97 |
| | Synechocystis sp000284455 PCC 6803 | SGL_RS11370 | | response regulator transcription factor | no data | 36 | 98 |
| | Dechlorosoma suillum PS | Dsui_0271 | | response regulator with CheY-like receiver domain and winged-helix DNA-binding domain | cofit | 36 | 96 |
| | Pseudomonas sp. DMC3 | GFF3411 | | Transcriptional activator protein CopR | cofit | 35 | 97 |
| | Dyella japonica UNC79MFTsu3.2 | ABZR86_RS13215 | | response regulator | insig. | 35 | 99 |
| | Lysobacter sp. OAE881 | ABIE51_RS14220 | | phosphate regulon transcriptional regulator PhoB | insig. | 34 | 97 |
| | Pseudomonas sp. DMC3 | GFF3603 | | Transcriptional regulatory protein QseB | cofit | 34 | 90 |
| | Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_1539 | | Two-component system response regulator QseB | insig. | 34 | 90 |
| | Pseudomonas sp. RS175 | PFR28_02328 | | Transcriptional regulatory protein QseB | sig. | 33 | 90 |
| | Pseudomonas sp. SVBP6 | COO64_RS09705 | | response regulator | insig. | 32 | 100 |
| | Pseudomonas fluorescens FW300-N2C3 | AO356_23845 | | XRE family transcriptional regulator | insig. | 34 | 90 |
| | Pantoea agglomerans CFBP13505 P0401 | PagCFBP13516_RS08430 | pmrA | two-component system response regulator PmrA | cofit | 37 | 97 |
| | Pseudomonas syringae pv. syringae B728a | Psyr_1497 | | Heavy metal response regulator | insig. | 37 | 97 |
| | Pseudomonas syringae pv. syringae B728a ΔmexB | Psyr_1497 | | Heavy metal response regulator | insig. | 37 | 97 |
| | Ralstonia solanacearum GMI1000 | RS_RS19510 | | DNA-binding response regulator | sig. | 36 | 97 |
| | Ralstonia sp. UNC404CL21Col | ABZR87_RS21725 | | heavy metal response regulator transcription factor | insig. | 36 | 97 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS22005 | | transcriptional regulator | insig. | 35 | 97 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_15610 | | chemotaxis protein CheY | insig. | 34 | 98 |
| | Lysobacter sp. OAE881 | ABIE51_RS10000 | | response regulator transcription factor | insig. | 34 | 97 |
| | Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF3273 | | Putative two-component system response regulator YedW | insig. | 37 | 97 |
| | Pantoea sp. MT58 | IAI47_08260 | | two-component system response regulator PmrA | insig. | 36 | 97 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS22330 | | PhoB family transcriptional regulator | insig. | 35 | 99 |
| | Ralstonia sp. UNC404CL21Col | ABZR87_RS10280 | | response regulator transcription factor | insig. | 35 | 98 |
| | Escherichia fergusonii Becca | EFB2_00423 | | Transcriptional regulatory protein OmpR | cofit | 33 | 100 |
| | Escherichia coli ECOR27 | NOLOHH_08825 | ompR_G63V | two-component system response regulator OmpR | strong | 33 | 100 |
| | Escherichia coli ECOR38 | HEPCGN_15845 | ompR_G63V | two-component system response regulator OmpR | strong | 33 | 100 |
| | Escherichia coli ECRC100 | OKFHMN_17035 | ompR_G63V | two-component system response regulator OmpR | cofit | 33 | 100 |
| | Escherichia coli ECRC101 | MCAODC_07565 | ompR_G63V | two-component system response regulator OmpR | strong | 33 | 100 |
| | Escherichia coli ECRC102 | NIAGMN_14805 | ompR_G63V | two-component system response regulator OmpR | strong | 33 | 100 |
| | Escherichia coli ECRC62 | BNILDI_02695 | ompR_G63V | two-component system response regulator OmpR | strong | 33 | 100 |
| | Escherichia coli ECRC98 | JDDGAC_20665 | ompR_G63V | two-component system response regulator OmpR | strong | 33 | 100 |
| | Escherichia coli ECRC99 | KEDOAH_11105 | ompR_G63V | two-component system response regulator OmpR | no data | 33 | 100 |
| | Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_00298 | | Transcriptional regulatory protein OmpR | cofit | 33 | 100 |
| | Escherichia coli Nissle 1917 | ECOLIN_RS19455 | | two-component system response regulator OmpR | strong | 33 | 100 |
| | Enterobacter asburiae PDN3 | EX28DRAFT_4138 | | Response regulators consisting of a CheY-like receiver domain and a winged-helix DNA-binding domain | insig. | 33 | 100 |
| | Erwinia tracheiphila HP pepo 2.2 | IJEDHG_11955 | ompR_G63V | two-component system response regulator OmpR | strong | 33 | 100 |
| | Erwinia tracheiphila SCR3 | LU632_RS22940 | ompR | two-component system response regulator OmpR | strong | 33 | 100 |
| | Escherichia coli BW25113 | b3405 | ompR | osmolarity response regulator (NCBI) | strong | 33 | 100 |
| | Klebsiella michiganensis M5al | BWI76_RS26665 | | DNA-binding response regulator | strong | 33 | 100 |
| | Klebsiella pneumoniae MKP103 | KDGMDA_06980 | | two-component system response regulator OmpR | strong | 33 | 100 |
| | Klebsiella pneumoniae MRSN742743 | KFA93_RS10155 | ompR;go_function=DNA | two-component system response regulator OmpR | strong | 33 | 100 |
| | Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF613 | | Two-component system response regulator OmpR | strong | 33 | 100 |
| | Erwinia amylovora T8 | OLJFJH_17030 | | two-component system response regulator KdpE | insig. | 36 | 97 |
| | Xanthobacter sp. DMC5 | GFF2161 | | Transcriptional regulatory protein OmpR | insig. | 34 | 98 |
| | Enterobacter sp. TBS_079 | MPMX20_04292 | | Transcriptional regulatory protein OmpR | strong | 33 | 100 |
| | Klebsiella pneumoniae MRSN742743 | KFA93_RS25240 | silR;inference=COORDINATES | copper/silver response regulator transcription factor SilR | insig. | 33 | 97 |
| | Acidovorax sp. GW101-3H11 | Ac3H11_343 | | Two-component system response regulator OmpR | no data | 34 | 98 |
| | Erwinia amylovora T8 | OLJFJH_04160 | | two-component system response regulator OmpR | strong | 33 | 100 |
| | Synechococcus elongatus PCC 7942 | Synpcc7942_1873 | | two component transcriptional regulator, winged helix family | insig. | 33 | 96 |
| | Shewanella sp. ANA-3 | Shewana3_1724 | | two component transcriptional regulator (RefSeq) | cofit | 37 | 97 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS20860 | | DNA-binding response regulator | insig. | 36 | 97 |
| | Ralstonia solanacearum UW163 | UW163_RS21995 | | DNA-binding response regulator | insig. | 36 | 97 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS30960 | | transcriptional regulator | strong | 35 | 97 |
| | Klebsiella michiganensis M5al | BWI76_RS09490 | | DNA-binding response regulator | sig. | 35 | 98 |
| | Synechocystis sp000284455 PCC 6803 | SGL_RS14385 | | response regulator transcription factor | strong | 35 | 98 |
| | Ralstonia solanacearum PSI07 | RPSI07_RS18910 | | DNA-binding response regulator | insig. | 34 | 98 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS22300 | | chemotaxis protein CheY | insig. | 34 | 99 |
| | Sphingobium sp. HT1-2 | GFF2757 | | Response regulator receiver | cofit | 34 | 97 |
| | Xanthomonas campestris pv. campestris strain 8004 | Xcc-8004.4378.1 | | sensor histidine kinase | insig. | 33 | 95 |
| | Shewanella sp. ANA-3 | Shewana3_4296 | | DNA-binding transcriptional activator CusR (RefSeq) | insig. | 33 | 97 |
| | Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_4454 | | Two-component system response regulator QseB | no data | 33 | 90 |
| | Pantoea sp. MT58 | IAI47_01820 | | two-component system response regulator OmpR | strong | 33 | 100 |
| | Pantoea agglomerans CFBP13505 P0401 | PagCFBP13516_RS01815 | ompR | osmolarity response regulator transcription factor OmpR | strong | 33 | 100 |
| | Vibrio cholerae E7946 ATCC 55056 | CSW01_16895 | | DNA-binding response regulator | insig. | 32 | 100 |
| | Shewanella loihica PV-4 | Shew_2348 | | two component transcriptional regulator (RefSeq) | no data | 36 | 97 |
| | Serratia liquefaciens MT49 | IAI46_07680 | | response regulator transcription factor | insig. | 35 | 97 |
| | Acinetobacter baumannii LAC-4 | RR41_RS01390 | | two-component system response regulator OmpR | no data | 34 | 98 |
| | Ralstonia solanacearum GMI1000 | RS_RS05330 | | DNA-binding response regulator | insig. | 34 | 98 |
| | Shewanella loihica PV-4 | Shew_3258 | | two component heavy metal response transcriptional regulator (RefSeq) | strong | 34 | 97 |
| | Acinetobacter baumannii LAC-4 | RR41_RS02755 | | heavy metal response regulator transcription factor | insig. | 34 | 97 |
| | Pseudomonas simiae WCS417 | PS417_13595 | | XRE family transcriptional regulator | insig. | 33 | 90 |
| | Pectobacterium carotovorum WPP14 | HER17_RS02000 | | two-component system response regulator PmrA | insig. | 35 | 90 |
| | Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF4606 | | sensor histidine kinase | insig. | 35 | 98 |
| | Bifidobacterium breve UCC2003 | BBR_RS14235 | | DNA-binding response regulator | no data | 35 | 89 |
| | Acinetobacter radioresistens SK82 | MPMX26_02838 | | Transcriptional regulatory protein OmpR | cofit | 34 | 98 |
| | Sphingomonas koreensis DSMZ 15582 | Ga0059261_1369 | | Response regulators consisting of a CheY-like receiver domain and a winged-helix DNA-binding domain | strong | 34 | 90 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS14550 | | DNA-binding response regulator | cofit | 34 | 94 |
| | Ralstonia solanacearum UW163 | UW163_RS12015 | | DNA-binding response regulator | insig. | 34 | 94 |
| | Shewanella sp. ANA-3 | Shewana3_4017 | ompR | osmolarity response regulator (RefSeq) | sig. | 33 | 98 |
| | Serratia liquefaciens MT49 | IAI46_23790 | | two-component system response regulator OmpR | strong | 33 | 100 |
| | Escherichia coli BL21 | ECD_03257 | | response regulator in two-component regulatory system with EnvZ | strong | 33 | 100 |
| | Dickeya dadantii 3937 | DDA3937_RS19620 | | two-component system response regulator OmpR | strong | 32 | 100 |
| | Dickeya dianthicola 67-19 | HGI48_RS19750 | | two-component system response regulator OmpR | sig. | 32 | 100 |
| | Dickeya dianthicola ME23 | DZA65_RS20840 | | two-component system response regulator OmpR | sig. | 32 | 100 |
| | Pectobacterium carotovorum WPP14 | HER17_RS01700 | | two-component system response regulator OmpR | strong | 32 | 100 |
| | Brevundimonas sp. GW460-12-10-14-LB2 | A4249_RS15625 | | response regulator | insig. | 31 | 97 |
| | Shewanella oneidensis MR-1 | SO1946 | phoP | transcriptional regulatory protein PhoP (NCBI ptt file) | strong | 37 | 97 |
| | Rhodospirillum rubrum S1H | Rru_A2913 | | Two component Transcriptional regulator, Winged helix family (NCBI) | insig. | 37 | 97 |
| | Rahnella sp. WP5 | EX31_RS04800 | | two-component system response regulator OmpR | sig. | 33 | 100 |
| | Echinicola vietnamensis KMM 6221, DSM 17526 | Echvi_2622 | | Response regulators consisting of a CheY-like receiver domain and a winged-helix DNA-binding domain | strong | 32 | 97 |
| | Shewanella amazonensis SB2B | Sama_1542 | | response regulator receiver protein (RefSeq) | strong | 36 | 97 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS22030 | | two-component system response regulator OmpR | cofit | 36 | 79 |
| | Enterobacter asburiae PDN3 | EX28DRAFT_1165 | | heavy metal response regulator | insig. | 34 | 97 |
| | Pseudomonas sp. S08-1 | OH686_22680 | | Copper-sensing two-component system response regulator CusR | strong | 34 | 97 |
| | Brevundimonas sp. GW460-12-10-14-LB2 | A4249_RS10810 | | response regulator transcription factor | insig. | 34 | 97 |
| | Klebsiella pneumoniae MKP103 | KDGMDA_00640 | | copper response regulator transcription factor PcoR | insig. | 33 | 97 |
| | Klebsiella pneumoniae MKP103 | KDGMDA_00710 | | copper/silver response regulator transcription factor SilR | insig. | 32 | 97 |
| | Variovorax sp. SCN45 | GFF4069 | | DNA-binding heavy metal response regulator | insig. | 37 | 97 |
| | Ralstonia solanacearum GMI1000 | RS_RS20255 | | DNA-binding response regulator | insig. | 36 | 97 |
| | Escherichia fergusonii Becca | EFB2_03523 | | Transcriptional regulatory protein CusR | insig. | 35 | 97 |
| | Escherichia coli ECOR38 | HEPCGN_00585 | cusR | copper response regulator transcription factor CusR | insig. | 35 | 97 |
| | Escherichia coli ECRC100 | OKFHMN_07705 | cusR | copper response regulator transcription factor CusR | cofit | 35 | 97 |
| | Escherichia coli ECRC101 | MCAODC_26920 | cusR | copper response regulator transcription factor CusR | insig. | 35 | 97 |
| | Escherichia coli ECRC102 | NIAGMN_05760 | cusR | copper response regulator transcription factor CusR | insig. | 35 | 97 |
| | Escherichia coli ECRC62 | BNILDI_22095 | cusR | copper response regulator transcription factor CusR | insig. | 35 | 97 |
| | Escherichia coli ECRC98 | JDDGAC_11350 | cusR | copper response regulator transcription factor CusR | insig. | 35 | 97 |
| | Escherichia coli ECRC99 | KEDOAH_20265 | cusR | copper response regulator transcription factor CusR | no data | 35 | 97 |
| | Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_03138 | | Transcriptional regulatory protein CusR | insig. | 35 | 97 |
| | Escherichia coli Nissle 1917 | ECOLIN_RS03125 | | copper response regulator transcription factor CusR | no data | 35 | 97 |
| | Escherichia coli BW25113 | b0571 | cusR | DNA-binding response regulator in two-component regulatory system with CusS (NCBI) | sig. | 35 | 97 |
| | Ralstonia sp. UNC404CL21Col | ABZR87_RS19035 | | response regulator | insig. | 35 | 98 |
| | Caulobacter crescentus NA1000 | CCNA_01667 | | two-component response regulator kdpE | insig. | 34 | 97 |
| | Caulobacter crescentus NA1000 Δfur | CCNA_01667 | | two-component response regulator kdpE | cofit | 34 | 97 |
| | Paraburkholderia graminis OAS925 | ABIE53_001557 | | two-component system KDP operon response regulator KdpE | insig. | 34 | 97 |
| | Pseudomonas sp. S08-1 | OH686_11095 | | Two-component system response regulator OmpR | cofit | 33 | 98 |
| | Shewanella oneidensis MR-1 | SO0059 | kdpE | transcriptional regulatory protein KdpE (NCBI ptt file) | sig. | 33 | 98 |
| | Agrobacterium fabrum C58 | Atu3786 | | two component response regulator | insig. | 32 | 98 |
| | Bifidobacterium breve UCC2003 | BBR_RS17455 | | DNA-binding response regulator | strong | 32 | 89 |
| | Caulobacter crescentus NA1000 | CCNA_02845 | | two-component response regulator | strong | 31 | 98 |
| | Caulobacter crescentus NA1000 Δfur | CCNA_02845 | | two-component response regulator | cofit | 31 | 98 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS09315 | | chemotaxis protein CheY | insig. | 36 | 79 |
| | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_00886 | | two component transcriptional regulator, winged helix family | strong | 36 | 79 |
| | Paraburkholderia graminis OAS925 | ABIE53_002101 | | two-component system phosphate regulon response regulator OmpR | strong | 36 | 79 |
| | Magnetospirillum magneticum AMB-1 | AMB_RS00105 | | DNA-binding response regulator | no data | 34 | 99 |
| | Caulobacter crescentus NA1000 | CCNA_03434 | | two-component response regulator | insig. | 33 | 97 |
| | Caulobacter crescentus NA1000 Δfur | CCNA_03434 | | two-component response regulator | cofit | 33 | 97 |
| | Pseudomonas fluorescens GW456-L13 | PfGW456L13_4916 | | Phosphate regulon transcriptional regulatory protein PhoB (SphR) | insig. | 33 | 99 |
| | Pseudomonas putida KT2440 | PP_0047 | | response regulator | insig. | 36 | 97 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS18130 | | DNA-binding response regulator | sig. | 34 | 98 |
| | Ralstonia solanacearum UW163 | UW163_RS21000 | | DNA-binding response regulator | insig. | 34 | 98 |
| | Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_2974 | | Phosphate regulon transcriptional regulatory protein PhoB (SphR) | insig. | 35 | 97 |
| | Kangiella aquimarina DSM 16071 | B158DRAFT_0684 | | Response regulators consisting of a CheY-like receiver domain and a winged-helix DNA-binding domain | strong | 32 | 98 |
| | Rhodopseudomonas palustris CGA009 | TX73_018505 | | response regulator | insig. | 36 | 98 |
| | Rhodanobacter denitrificans MT42 | LRK55_RS03860 | | response regulator transcription factor | cofit | 34 | 98 |
| | Serratia liquefaciens MT49 | IAI46_06160 | | two-component system response regulator KdpE | insig. | 34 | 98 |
| | Shewanella oneidensis MR-1 | SO4633 | ompR | transcriptional regulatory protein OmpR (NCBI ptt file) | strong | 33 | 98 |
| | Bosea sp. OAE506 | ABIE41_RS08395 | | response regulator | insig. | 33 | 100 |