| Orth | Species | Gene | Name | Description | Fitness | %Id | Cov |
| | Variovorax sp. SCN45 | GFF4839 | | Transcriptional regulator PA2737, MerR family | insig. | 100 | 100 |
| o | Variovorax sp. OAS795 | ABID97_RS11155 | | MerR family transcriptional regulator | no data | 86 | 99 |
| o | Hydrogenophaga sp. GW460-11-11-14-LB1 | GFF4204 | | Transcriptional regulator, MerR family | no data | 83 | 70 |
| o | Acidovorax sp. GW101-3H11 | Ac3H11_2823 | | Transcriptional regulator, MerR family | no data | 62 | 99 |
| o | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_04509 | | transcriptional regulator, MerR family | sig. | 60 | 98 |
| o | Ralstonia sp. UNC404CL21Col | ABZR87_RS13700 | | MerR family transcriptional regulator | sig. | 57 | 95 |
| o | Paraburkholderia sabiae LMG 24235 | QEN71_RS05310 | | MerR family transcriptional regulator | cofit | 60 | 97 |
| | Dechlorosoma suillum PS | Dsui_1965 | | putative transcriptional regulator | no data | 89 | 51 |
| o | Paraburkholderia graminis OAS925 | ABIE53_002896 | | DNA-binding transcriptional MerR regulator | strong | 59 | 98 |
| o | Cupriavidus basilensis FW507-4G11 | RR42_RS06635 | | MerR family transcriptional regulator | sig. | 59 | 95 |
| o | Ralstonia solanacearum PSI07 | RPSI07_RS15730 | | MerR family transcriptional regulator | insig. | 73 | 65 |
| | Herbaspirillum seropedicae SmR1 | HSERO_RS09915 | | transcriptional regulator | insig. | 73 | 68 |
| | Methylophilus sp. DMC18 | GFF886 | | hypothetical protein | no data | 65 | 72 |
| o | Ralstonia solanacearum GMI1000 | RS_RS07975 | | MerR family transcriptional regulator | insig. | 82 | 54 |
| o | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS01760 | | MerR family transcriptional regulator | insig. | 82 | 54 |
| o | Ralstonia solanacearum UW163 | UW163_RS15070 | | MerR family transcriptional regulator | insig. | 82 | 54 |
| | Castellaniella sp019104865 MT123 | ABCV34_RS04720 | | MerR family transcriptional regulator | no data | 82 | 53 |
| o | Burkholderia phytofirmans PsJN | BPHYT_RS13610 | | MerR family transcriptional regulator | sig. | 88 | 50 |
| | Rhodanobacter sp. FW510-T8 | OKGIIK_10075 | soxR | MerR family transcriptional regulator | no data | 81 | 50 |
| | Rhodanobacter denitrificans MT42 | LRK55_RS02945 | | MerR family transcriptional regulator | no data | 79 | 50 |
| | Rhodanobacter denitrificans FW104-10B01 | LRK54_RS03195 | | MerR family transcriptional regulator | no data | 79 | 50 |
| | Rhodanobacter sp000427505 FW510-R12 | LRK53_RS06775 | | MerR family transcriptional regulator | no data | 79 | 50 |
| | Dyella japonica UNC79MFTsu3.2 | ABZR86_RS09660 | | MerR family transcriptional regulator | sig. | 79 | 50 |
| | Pseudomonas sp. BP01 | JOY50_RS04360 | | MerR family transcriptional regulator | insig. | 82 | 50 |
| | Pseudomonas putida KT2440 | PP_2472 | | putative transcriptional regulator, MerR family | sig. | 82 | 50 |
| | Pseudomonas aeruginosa MRSN321 | DY961_RS03490 | | MerR family transcriptional regulator | strong | 81 | 50 |
| | Pseudomonas aeruginosa PA14 | IKLFDK_13770 | | MerR family transcriptional regulator | insig. | 81 | 50 |
| | Pseudomonas aeruginosa PUPa3 | DQ20_RS32155 | | MerR family transcriptional regulator | sig. | 81 | 50 |
| | Pseudomonas sp. S08-1 | OH686_22875 | | Transcriptional regulator, MerR family | cofit | 81 | 50 |
| | Pseudomonas sp. SVBP6 | COO64_RS10420 | | MerR family transcriptional regulator | insig. | 82 | 50 |
| | Pseudomonas syringae pv. syringae B728a | Psyr_2169 | | transcriptional regulator, MerR family | insig. | 82 | 50 |
| | Pseudomonas syringae pv. syringae B728a ΔmexB | Psyr_2169 | | transcriptional regulator, MerR family | sig. | 82 | 50 |
| | Pseudomonas stutzeri RCH2 | Psest_1975 | | Predicted transcriptional regulators | strong | 79 | 50 |
| | Pseudomonas segetis P6 | ACVTMO_RS09620 | | MerR family transcriptional regulator | sig. | 81 | 50 |
| | Pseudomonas fluorescens SBW25 | PFLU_RS20285 | | MerR family transcriptional regulator | strong | 79 | 50 |
| | Pseudomonas fluorescens SBW25-INTG | PFLU_RS20285 | | MerR family transcriptional regulator | strong | 79 | 50 |
| | Pseudomonas lactucae CFBP13502 | GEMAOFIL_03892 | | hypothetical protein | cofit | 79 | 50 |
| | Pseudomonas orientalis W4I3 | QF045_RS20460 | | MerR family transcriptional regulator | no data | 79 | 50 |
| | Pseudomonas simiae WCS417 | PS417_18310 | | hypothetical protein | strong | 79 | 50 |
| | Lysobacter sp. OAE881 | ABIE51_RS15235 | | MerR family transcriptional regulator | strong | 75 | 52 |
| | Pseudomonas sp. DMC3 | GFF916 | | hypothetical protein | cofit | 81 | 50 |
| | Pseudomonas sp. RS175 | PFR28_02718 | | hypothetical protein | strong | 81 | 50 |
| | Pseudomonas fluorescens GW456-L13 | PfGW456L13_3893 | | Transcriptional regulator, MerR family | sig. | 81 | 50 |
| | Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_6016 | | Transcriptional regulator, MerR family | no data | 81 | 50 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_20910 | | MerR family transcriptional regulator | strong | 81 | 50 |
| | Pseudomonas fluorescens FW300-N2C3 | AO356_00875 | | MerR family transcriptional regulator | strong | 81 | 50 |
| | Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_180 | | Transcriptional regulator, MerR family | strong | 81 | 50 |
| | Xanthomonas campestris pv. campestris strain 8004 | Xcc-8004.2074.1 | | Transcriptional regulator, MerR family | strong | 74 | 52 |
| | Marinobacter adhaerens HP15 | HP15_1078 | | transcriptional regulator, MerR family protein | no data | 75 | 50 |
| | Kangiella aquimarina DSM 16071 | B158DRAFT_1263 | | Predicted transcriptional regulators | no data | 71 | 51 |
| | Rhodospirillum rubrum S1H | Rru_A1669 | | Transcriptional Regulator, MerR family (NCBI) | strong | 54 | 46 |
| | Magnetospirillum magneticum AMB-1 | AMB_RS11900 | | MerR family transcriptional regulator | no data | 51 | 46 |
| o | Azospirillum brasilense Sp245 | AZOBR_RS10100 | | MerR family transcriptional regulator | insig. | 36 | 100 |
| | Sphingobium sp. HT1-2 | GFF661 | | Transcriptional regulator PA2737, MerR family | cofit | 48 | 46 |
| o | Bosea sp. OAE506 | ABIE41_RS19680 | | MerR family transcriptional regulator | no data | 36 | 90 |
| | Agrobacterium fabrum C58 | Atu1181 | | hypothetical protein | no data | 42 | 60 |
| | Sphingomonas koreensis DSMZ 15582 | Ga0059261_2325 | | MerR HTH family regulatory protein | insig. | 48 | 50 |
| | Xanthobacter sp. DMC5 | GFF835 | | hypothetical protein | no data | 48 | 46 |
| | Sinorhizobium meliloti 1021 | SMc01787 | | transcriptional regulator | no data | 47 | 45 |
| | Azospirillum sp. SherDot2 | MPMX19_00744 | | hypothetical protein | insig. | 49 | 46 |
| | Rhizobium sp. OAE497 | ABIE40_RS06795 | | MerR family transcriptional regulator | no data | 44 | 52 |
| | Phaeobacter inhibens DSM 17395 | PGA1_c11220 | | Predicted transcriptional regulators | sig. | 36 | 75 |
| | Desulfovibrio vulgaris Hildenborough JW710 | DVU2532 | | transcriptional regulator, MerR family (TIGR) | insig. | 44 | 47 |
| | Dinoroseobacter shibae DFL-12 | Dshi_1722 | | transcriptional regulator, MerR family (RefSeq) | no data | 38 | 72 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_0978 | | transcriptional regulator, MerR family (RefSeq) | strong | 43 | 48 |
| | Caulobacter crescentus NA1000 | CCNA_01434 | | MerR-family transcriptional regulator | cofit | 45 | 41 |
| | Caulobacter crescentus NA1000 Δfur | CCNA_01434 | | MerR-family transcriptional regulator | cofit | 45 | 41 |
| | Parabacteroides merdae CL09T00C40 | HMPREF1078_RS04410 | | MerR family transcriptional regulator | no data | 41 | 48 |
| | Pontibacter actiniarum KMM 6156, DSM 19842 | CA264_06140 | | MerR family transcriptional regulator | strong | 40 | 44 |
| | Brevundimonas sp. GW460-12-10-14-LB2 | A4249_RS05960 | | MerR family transcriptional regulator | cofit | 39 | 41 |
| | Phocaeicola dorei CL03T12C01 | ABI39_RS09705 | | MerR family transcriptional regulator | no data | 39 | 50 |
| | Phocaeicola vulgatus CL09T03C04 | HMPREF1058_RS14055 | | MerR family transcriptional regulator | no data | 39 | 50 |
| | Bacteroides ovatus ATCC 8483 | BACOVA_04816 | | transcriptional regulator, MerR family | no data | 39 | 48 |
| | Mucilaginibacter yixingensis YX-36 DSM 26809 | ABZR88_RS15865 | | MerR family transcriptional regulator | strong | 35 | 52 |
| | Cellulophaga baltica 18 | M666_RS01930 | | MerR family transcriptional regulator | no data | 36 | 49 |
| | Pedobacter sp. GW460-11-11-14-LB5 | CA265_RS09140 | | MerR family transcriptional regulator | strong | 33 | 54 |
| | Bacteroides stercoris CC31F | HMPREF1181_RS09210 | | MerR family transcriptional regulator | no data | 35 | 48 |
| | Bacteroides thetaiotaomicron VPI-5482 | BT3997 | | transcriptional regulator (NCBI ptt file) | no data | 36 | 48 |
| | Enterobacter asburiae PDN3 | EX28DRAFT_1688 | | MerR HTH family regulatory protein | no data | 32 | 48 |
| | Enterobacter sp. TBS_079 | MPMX20_01942 | | HTH-type transcriptional repressor BluR | strong | 31 | 46 |
| | Echinicola vietnamensis KMM 6221, DSM 17526 | Echvi_1256 | | Predicted transcriptional regulators | strong | 30 | 65 |
| | Klebsiella pneumoniae MKP103 | KDGMDA_16950 | | helix-turn-helix-type transcriptional regulator | strong | 28 | 50 |
| | Klebsiella michiganensis M5al | BWI76_RS08700 | | helix-turn-helix-type transcriptional regulator | sig. | 31 | 50 |
| | Klebsiella michiganensis M5al | BWI76_RS19480 | | transcriptional regulator | sig. | 33 | 49 |
| | Pseudomonas sp. RS175 | PFR28_02032 | | hypothetical protein | insig. | 36 | 53 |
| | Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_01584 | | HTH-type transcriptional regulator MlrA | insig. | 29 | 52 |
| | Cellulophaga baltica 18 | M666_RS09520 | | MerR family transcriptional regulator | no data | 36 | 43 |
| | Escherichia fergusonii Becca | EFB2_02771 | | HTH-type transcriptional repressor BluR | insig. | 27 | 50 |
| | Escherichia coli Nissle 1917 | ECOLIN_RS07030 | | DNA-binding transcriptional repressor BluR | no data | 27 | 50 |
| | Pseudomonas fluorescens SBW25 | PFLU_RS25295 | | MerR family transcriptional regulator | insig. | 31 | 55 |
| | Pseudomonas fluorescens SBW25-INTG | PFLU_RS25295 | | MerR family transcriptional regulator | insig. | 31 | 55 |
| | Pedobacter sp. GW460-11-11-14-LB5 | CA265_RS07595 | | MerR family transcriptional regulator | insig. | 30 | 50 |
| | Escherichia coli Nissle 1917 | ECOLIN_RS12460 | | HTH-type transcriptional regulator MlrA | no data | 29 | 52 |
| | Pontibacter actiniarum KMM 6156, DSM 19842 | CA264_10920 | | helix-turn-helix-type transcriptional regulator | strong | 37 | 40 |
| | Escherichia coli BL21 | ECD_02056 | | transcriptional activator of csgD and csgBA | insig. | 29 | 52 |
| | Escherichia fergusonii Becca | EFB2_01729 | | HTH-type transcriptional regulator MlrA | insig. | 29 | 52 |
| | Escherichia coli ECOR27 | NOLOHH_15225 | mlrA | HTH-type transcriptional regulator MlrA | insig. | 29 | 52 |
| | Escherichia coli ECRC62 | BNILDI_14175 | mlrA | HTH-type transcriptional regulator MlrA | cofit | 29 | 52 |
| | Escherichia coli BW25113 | b2127 | mlrA | DNA-binding transcriptional regulator (NCBI) | strong | 29 | 52 |
| | Escherichia coli BL21 | ECD_01137 | | repressor of blue light-responsive genes | insig. | 27 | 50 |