| Orth | Species | Gene | Name | Description | Fitness | %Id | Cov |
| | Variovorax sp. SCN45 | GFF4030 | | Transcriptional regulator, MerR family | insig. | 100 | 100 |
| | Variovorax sp. OAS795 | ABID97_RS20720 | | Cd(II)/Pb(II)-responsive transcriptional regulator | strong | 58 | 98 |
| | Variovorax sp. SCN45 | GFF4682 | | Transcriptional regulator, MerR family | insig. | 56 | 98 |
| | Rhodanobacter denitrificans MT42 | LRK55_RS16990 | | Cd(II)/Pb(II)-responsive transcriptional regulator | insig. | 52 | 96 |
| | Pseudomonas sp. RS175 | PFR28_04825 | | Mercuric resistance operon regulatory protein | insig. | 49 | 98 |
| | Shewanella sp. ANA-3 | Shewana3_4323 | | MerR family transcriptional regulator (RefSeq) | insig. | 48 | 95 |
| o | Pseudomonas stutzeri RCH2 | Psest_0608 | | Cd(II)/Pb(II)-responsive transcriptional regulator | sig. | 50 | 96 |
| | Pseudomonas fluorescens GW456-L13 | PfGW456L13_958 | | Cd(II)/Pb(II)-responsive transcriptional regulator | strong | 48 | 98 |
| | Pseudomonas lactucae CFBP13502 | GEMAOFIL_05533 | | HTH-type transcriptional regulator ZntR | cofit | 49 | 100 |
| | Pseudomonas sp. DMC3 | GFF259 | | HTH-type transcriptional regulator ZntR | insig. | 48 | 98 |
| | Pseudomonas fluorescens FW300-N2C3 | AO356_10375 | | Cd(II)/Pb(II)-responsive transcriptional regulator | strong | 48 | 98 |
| | Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_3947 | | Cd(II)/Pb(II)-responsive transcriptional regulator | insig. | 48 | 98 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_08425 | | Cd(II)/Pb(II)-responsive transcriptional regulator | strong | 47 | 100 |
| | Pseudomonas simiae WCS417 | PS417_26960 | | Cd(II)/Pb(II)-responsive transcriptional regulator | no data | 49 | 100 |
| | Pseudomonas fluorescens SBW25 | PFLU_RS28620 | | Cd(II)/Pb(II)-responsive transcriptional regulator | insig. | 48 | 100 |
| | Pseudomonas fluorescens SBW25-INTG | PFLU_RS28620 | | Cd(II)/Pb(II)-responsive transcriptional regulator | insig. | 48 | 100 |
| | Pseudomonas sp. SVBP6 | COO64_RS12725 | cadR | Cd(II)/Pb(II)-responsive transcriptional regulator | insig. | 50 | 95 |
| | Pseudomonas syringae pv. syringae B728a | Psyr_4838 | | transcriptional regulator, MerR family | insig. | 49 | 95 |
| | Pseudomonas syringae pv. syringae B728a ΔmexB | Psyr_4838 | | transcriptional regulator, MerR family | insig. | 49 | 95 |
| | Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_2290 | | Cd(II)/Pb(II)-responsive transcriptional regulator | insig. | 47 | 98 |
| | Pseudomonas sp. BP01 | JOY50_RS20690 | cadR | cadmium resistance transcriptional regulator CadR | insig. | 51 | 95 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS00140 | | MerR family transcriptional regulator | sig. | 49 | 96 |
| | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_02296 | | transcriptional regulator, MerR family | cofit | 48 | 96 |
| | Pseudomonas aeruginosa PA14 | IKLFDK_18835 | | Cd(II)/Pb(II)-responsive transcriptional regulator | cofit | 49 | 93 |
| | Pseudomonas orientalis W4I3 | QF045_RS01355 | | Cd(II)/Pb(II)-responsive transcriptional regulator | insig. | 50 | 100 |
| | Pseudomonas aeruginosa MRSN321 | DY961_RS14530 | cadR;go_function=DNA | Cd(II)/Pb(II)-responsive transcriptional regulator | cofit | 49 | 93 |
| | Pseudomonas aeruginosa PUPa3 | DQ20_RS42595 | cadR;go_function=DNA | Cd(II)/Pb(II)-responsive transcriptional regulator | insig. | 49 | 93 |
| | Castellaniella sp019104865 MT123 | ABCV34_RS08940 | | Cd(II)/Pb(II)-responsive transcriptional regulator | insig. | 48 | 96 |
| | Pseudomonas segetis P6 | ACVTMO_RS00455 | cadR | Cd(II)/Pb(II)-responsive transcriptional regulator | insig. | 46 | 98 |
| | Pseudomonas putida KT2440 | PP_5140 | | Transcriptional regulator, MerR family | insig. | 50 | 95 |
| | Paraburkholderia graminis OAS925 | ABIE53_000366 | | Cd(II)/Pb(II)-responsive transcriptional regulator | insig. | 48 | 96 |
| | Dickeya dadantii 3937 | DDA3937_RS02550 | | Cd(II)/Pb(II)-responsive transcriptional regulator | sig. | 47 | 96 |
| | Hydrogenophaga sp. GW460-11-11-14-LB1 | GFF5105 | | Transcriptional regulator, MerR family | insig. | 45 | 100 |
| | Dickeya dianthicola 67-19 | HGI48_RS02580 | | Cd(II)/Pb(II)-responsive transcriptional regulator | insig. | 47 | 96 |
| | Dickeya dianthicola ME23 | DZA65_RS02685 | | Cd(II)/Pb(II)-responsive transcriptional regulator | insig. | 47 | 96 |
| | Shewanella sp. ANA-3 | Shewana3_4158 | | MerR family transcriptional regulator (RefSeq) | cofit | 47 | 96 |
| | Ralstonia sp. UNC404CL21Col | ABZR87_RS22375 | | Cd(II)/Pb(II)-responsive transcriptional regulator | insig. | 46 | 95 |
| | Herbaspirillum seropedicae SmR1 | HSERO_RS08005 | | Pb-specific transcription regulator protein | sig. | 52 | 96 |
| | Ralstonia solanacearum GMI1000 | RS_RS18685 | | Cd(II)/Pb(II)-responsive transcriptional regulator | insig. | 45 | 95 |
| | Ralstonia solanacearum PSI07 | RPSI07_RS01310 | | Cd(II)/Pb(II)-responsive transcriptional regulator | sig. | 45 | 95 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS21850 | | Cd(II)/Pb(II)-responsive transcriptional regulator | cofit | 44 | 95 |
| | Ralstonia solanacearum UW163 | UW163_RS17335 | | Cd(II)/Pb(II)-responsive transcriptional regulator | insig. | 44 | 95 |
| | Acinetobacter baumannii LAC-4 | RR41_RS02815 | | Cd(II)/Pb(II)-responsive transcriptional regulator | insig. | 45 | 95 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS19900 | | MerR family transcriptional regulator | strong | 46 | 98 |
| | Acinetobacter radioresistens SK82 | MPMX26_03101 | | Mercuric resistance operon regulatory protein | insig. | 43 | 95 |
| o | Bosea sp. OAE506 | ABIE41_RS05340 | | helix-turn-helix domain-containing protein | insig. | 44 | 96 |
| | Marinobacter adhaerens HP15 | HP15_2969 | | transcriptional regulator, MerR family | cofit | 41 | 96 |
| o | Brevundimonas sp. GW460-12-10-14-LB2 | A4249_RS03105 | | helix-turn-helix domain-containing protein | insig. | 42 | 93 |
| | Brevundimonas sp. GW460-12-10-14-LB2 | A4249_RS11775 | | helix-turn-helix domain-containing protein | cofit | 40 | 93 |
| | Rhodopseudomonas palustris CGA009 | TX73_016860 | | helix-turn-helix domain-containing protein | insig. | 39 | 96 |
| | Sphingomonas koreensis DSMZ 15582 | Ga0059261_3027 | | Predicted transcriptional regulators | insig. | 41 | 95 |
| | Azospirillum brasilense Sp245 | AZOBR_RS27570 | | MerR family transcriptional regulator | insig. | 41 | 96 |
| o | Magnetospirillum magneticum AMB-1 | AMB_RS05180 | | MerR family DNA-binding transcriptional regulator | insig. | 38 | 100 |
| o | Xanthobacter sp. DMC5 | GFF2151 | | hypothetical protein | no data | 39 | 99 |
| o | Agrobacterium fabrum C58 | Atu0888 | | transcriptional regulator, MerR family | strong | 38 | 96 |
| o | Phaeobacter inhibens DSM 17395 | PGA1_262p00460 | | transcriptional regulator, MerR family | strong | 41 | 95 |
| | Sinorhizobium meliloti 1021 | SMc00109 | | transcriptional regulator | insig. | 45 | 75 |
| | Acinetobacter baumannii LAC-4 | RR41_RS09250 | | MerR family transcriptional regulator | insig. | 35 | 95 |
| | Acidovorax sp. GW101-3H11 | Ac3H11_406 | | Transcriptional regulator, MerR family | insig. | 38 | 95 |
| o | Azospirillum sp. SherDot2 | MPMX19_06374 | | HTH-type transcriptional regulator HmrR | insig. | 38 | 95 |
| | Dinoroseobacter shibae DFL-12 | Dshi_3623 | | transcriptional regulator, MerR family (RefSeq) | no data | 38 | 99 |
| | Dinoroseobacter shibae DFL-12 | Dshi_3961 | | transcriptional regulator, MerR family (RefSeq) | no data | 38 | 99 |
| | Sphingomonas koreensis DSMZ 15582 | Ga0059261_1242 | | transcriptional regulator, MerR family | insig. | 38 | 95 |
| | Acinetobacter radioresistens SK82 | MPMX26_02989 | | HTH-type transcriptional regulator CueR | insig. | 37 | 93 |
| | Pseudomonas stutzeri RCH2 | Psest_2758 | | Predicted transcriptional regulators | insig. | 37 | 97 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS20300 | | MerR family transcriptional regulator | insig. | 42 | 92 |
| | Pseudomonas segetis P6 | ACVTMO_RS14090 | | MerR family transcriptional regulator | insig. | 37 | 95 |
| | Ralstonia sp. UNC404CL21Col | ABZR87_RS04230 | | Cu(I)-responsive transcriptional regulator | insig. | 40 | 93 |
| | Ralstonia solanacearum PSI07 | RPSI07_RS08315 | | Cu(I)-responsive transcriptional regulator | insig. | 39 | 96 |
| | Ralstonia solanacearum GMI1000 | RS_RS16770 | | Cu(I)-responsive transcriptional regulator | insig. | 39 | 96 |
| | Mycobacterium tuberculosis H37Rv | Rv3334 | | Probable transcriptional regulatory protein (probably MerR-family) | insig. | 38 | 93 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS08955 | | Cu(I)-responsive transcriptional regulator | insig. | 39 | 96 |
| | Ralstonia solanacearum UW163 | UW163_RS04655 | | Cu(I)-responsive transcriptional regulator | insig. | 39 | 96 |
| | Azospirillum sp. SherDot2 | MPMX19_06703 | | HTH-type transcriptional regulator HmrR | insig. | 40 | 87 |
| | Rhizobium sp. OAE497 | ABIE40_RS15545 | | helix-turn-helix domain-containing protein | insig. | 33 | 99 |
| | Brevundimonas sp. GW460-12-10-14-LB2 | A4249_RS11645 | | helix-turn-helix domain-containing protein | insig. | 37 | 94 |
| | Marinobacter adhaerens HP15 | HP15_89 | | transcriptional regulator, MerR family protein | insig. | 37 | 96 |
| | Rahnella sp. WP5 | EX31_RS16005 | | Zn(2+)-responsive transcriptional regulator | insig. | 34 | 99 |
| | Escherichia fergusonii Becca | EFB2_00531 | | HTH-type transcriptional regulator ZntR | insig. | 38 | 94 |
| | Escherichia coli Nissle 1917 | ECOLIN_RS18895 | | Zn(2+)-responsive transcriptional regulator | no data | 38 | 94 |
| | Escherichia coli BL21 | ECD_03143 | | zntA gene transcriptional activator | cofit | 38 | 94 |
| | Escherichia coli ECOR27 | NOLOHH_09300 | zntR | Zn(2+)-responsive transcriptional regulator | insig. | 38 | 94 |
| | Escherichia coli ECOR38 | HEPCGN_16330 | zntR | Zn(2+)-responsive transcriptional regulator | insig. | 38 | 94 |
| | Escherichia coli ECRC100 | OKFHMN_17500 | zntR | Zn(2+)-responsive transcriptional regulator | insig. | 38 | 94 |
| | Escherichia coli ECRC101 | MCAODC_08030 | zntR | Zn(2+)-responsive transcriptional regulator | insig. | 38 | 94 |
| | Escherichia coli ECRC102 | NIAGMN_15270 | zntR | Zn(2+)-responsive transcriptional regulator | cofit | 38 | 94 |
| | Escherichia coli ECRC62 | BNILDI_02220 | zntR | Zn(2+)-responsive transcriptional regulator | cofit | 38 | 94 |
| | Escherichia coli ECRC98 | JDDGAC_21130 | zntR | Zn(2+)-responsive transcriptional regulator | insig. | 38 | 94 |
| | Escherichia coli ECRC99 | KEDOAH_10640 | zntR | Zn(2+)-responsive transcriptional regulator | no data | 38 | 94 |
| | Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_00411 | | HTH-type transcriptional regulator ZntR | insig. | 38 | 94 |
| | Escherichia coli BW25113 | b3292 | zntR | zinc-responsive transcriptional regulator (NCBI) | strong | 38 | 94 |
| | Dechlorosoma suillum PS | Dsui_1064 | | Cu(I)-responsive transcriptional regulator | cofit | 36 | 99 |
| | Shewanella sp. ANA-3 | Shewana3_0442 | zntR | zinc-responsive transcriptional regulator (RefSeq) | cofit | 34 | 99 |
| | Agrobacterium fabrum C58 | Atu0938 | | transcriptional regulator, MerR family | insig. | 40 | 87 |
| | Shewanella oneidensis MR-1 | SO0443 | | transcriptional regulator, MerR family (NCBI ptt file) | strong | 34 | 99 |
| | Pantoea sp. MT58 | IAI47_02260 | | Zn(2+)-responsive transcriptional regulator | strong | 36 | 95 |
| | Rhodanobacter denitrificans MT42 | LRK55_RS17035 | | helix-turn-helix domain-containing protein | insig. | 36 | 95 |
| | Sphingobium sp. HT1-2 | GFF3389 | | Heavy metal resistance transcriptional regulator HmrR | cofit | 38 | 93 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS23915 | | Cu(I)-responsive transcriptional regulator | insig. | 37 | 97 |
| | Rhodanobacter sp. FW510-T8 | OKGIIK_06310 | | MerR family transcriptional regulator | sig. | 35 | 95 |