| Orth | Species | Gene | Name | Description | Fitness | %Id | Cov |
| | Sinorhizobium meliloti 1021 | SMa0281 | | MerR family transcriptional regulator | insig. | 100 | 100 |
| o | Sphingobium sp. HT1-2 | GFF2048 | | Transcriptional regulator, MerR family | cofit | 62 | 92 |
| o | Rhodanobacter denitrificans MT42 | LRK55_RS09305 | | Hg(II)-responsive transcriptional regulator | insig. | 48 | 99 |
| o | Rhodanobacter denitrificans FW104-10B01 | LRK54_RS09645 | | Hg(II)-responsive transcriptional regulator | cofit | 48 | 99 |
| | Rhodanobacter denitrificans MT42 | LRK55_RS17230 | | Hg(II)-responsive transcriptional regulator | insig. | 50 | 93 |
| o | Castellaniella sp019104865 MT123 | ABCV34_RS03835 | | MerR family DNA-binding protein | insig. | 53 | 85 |
| | Rhodanobacter denitrificans FW104-10B01 | LRK54_RS17865 | | Hg(II)-responsive transcriptional regulator | insig. | 49 | 93 |
| o | Variovorax sp. SCN45 | GFF4024 | | Transcriptional regulator, MerR family | insig. | 47 | 96 |
| | Castellaniella sp019104865 MT123 | ABCV34_RS00070 | | Hg(II)-responsive transcriptional regulator | insig. | 48 | 94 |
| | Rhodanobacter denitrificans MT42 | LRK55_RS18965 | | Hg(II)-responsive transcriptional regulator | cofit | 47 | 93 |
| o | Rhodanobacter sp. FW510-T8 | OKGIIK_06085 | merR | Hg(II)-responsive transcriptional regulator | insig. | 47 | 93 |
| | Rhodanobacter sp. FW510-T8 | OKGIIK_14660 | merR | Hg(II)-responsive transcriptional regulator | insig. | 51 | 93 |
| o | Acidovorax sp. GW101-3H11 | Ac3H11_4612 | | Mercuric resistance operon regulatory protein | insig. | 47 | 94 |
| o | Dechlorosoma suillum PS | Dsui_2493 | | Hg(II)-responsive transcriptional regulator | insig. | 47 | 96 |
| o | Pseudomonas aeruginosa PA14 | IKLFDK_19335 | | mercury resistance transcriptional regulator MerR | sig. | 47 | 96 |
| o | Shewanella sp. ANA-3 | Shewana3_4341 | | putative transcriptional regulator MerR (RefSeq) | insig. | 47 | 95 |
| o | Rhodanobacter sp000427505 FW510-R12 | LRK53_RS09925 | | Hg(II)-responsive transcriptional regulator | insig. | 45 | 99 |
| o | Marinobacter adhaerens HP15 | HP15_191 | | Hg(II)--responsive transcriptional regulator | insig. | 47 | 93 |
| | Rhodanobacter sp. FW510-T8 | OKGIIK_05540 | | heavy metal-responsive transcriptional regulator | insig. | 48 | 90 |
| | Rhodanobacter denitrificans MT42 | LRK55_RS16940 | | Hg(II)-responsive transcriptional regulator | insig. | 46 | 99 |
| | Rhodanobacter sp000427505 FW510-R12 | LRK53_RS08670 | | heavy metal-responsive transcriptional regulator | insig. | 47 | 93 |
| | Dyella japonica UNC79MFTsu3.2 | ABZR86_RS01745 | | heavy metal-responsive transcriptional regulator | insig. | 48 | 90 |
| | Shewanella sp. ANA-3 | Shewana3_4315 | | MerR family transcriptional regulator (RefSeq) | no data | 43 | 91 |
| | Rhodanobacter denitrificans MT42 | LRK55_RS01130 | | MerR family transcriptional regulator | insig. | 47 | 90 |
| | Rhodanobacter denitrificans FW104-10B01 | LRK54_RS01365 | | heavy metal-responsive transcriptional regulator | strong | 47 | 90 |
| o | Hydrogenophaga sp. GW460-11-11-14-LB1 | GFF316 | | Mercuric resistance operon regulatory protein | no data | 46 | 94 |
| | Rhodanobacter denitrificans MT42 | LRK55_RS18800 | | MerR family DNA-binding protein | insig. | 47 | 90 |
| | Rhodospirillum rubrum S1H | Rru_A1026 | | Transcriptional Regulator, MerR family (NCBI) | insig. | 42 | 92 |
| | Rhodanobacter sp. FW510-T8 | OKGIIK_06240 | | MerR family transcriptional regulator | insig. | 43 | 90 |
| | Sphingobium sp. HT1-2 | GFF4471 | | Transcriptional regulator, MerR family | cofit | 46 | 89 |
| | Pseudomonas lactucae CFBP13502 | GEMAOFIL_00846 | | HTH-type transcriptional regulator HmrR | cofit | 40 | 90 |
| o | Alteromonas macleodii MIT1002 | MIT1002_02061 | | Mercuric resistance operon regulatory protein | insig. | 38 | 91 |
| o | Kangiella aquimarina DSM 16071 | B158DRAFT_1624 | | Hg(II)-responsive transcriptional regulator | insig. | 38 | 91 |
| | Pseudomonas fluorescens GW456-L13 | PfGW456L13_25 | | Cu(I)-responsive transcriptional regulator | insig. | 38 | 92 |
| | Pseudomonas simiae WCS417 | PS417_03155 | | transcriptional regulator | insig. | 39 | 90 |
| | Pseudomonas sp. DMC3 | GFF3355 | | HTH-type transcriptional regulator HmrR | cofit | 38 | 90 |
| | Sphingomonas koreensis DSMZ 15582 | Ga0059261_3027 | | Predicted transcriptional regulators | insig. | 39 | 93 |
| | Pseudomonas fluorescens SBW25 | PFLU_RS03235 | | Cu(I)-responsive transcriptional regulator | insig. | 39 | 90 |
| | Pseudomonas fluorescens SBW25-INTG | PFLU_RS03235 | | Cu(I)-responsive transcriptional regulator | strong | 39 | 90 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_06160 | | transcriptional regulator | strong | 38 | 90 |
| | Pseudomonas fluorescens FW300-N2C3 | AO356_08070 | | transcriptional regulator | strong | 38 | 90 |
| | Azospirillum sp. SherDot2 | MPMX19_06703 | | HTH-type transcriptional regulator HmrR | insig. | 42 | 90 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS23915 | | Cu(I)-responsive transcriptional regulator | insig. | 39 | 93 |
| | Azospirillum sp. SherDot2 | MPMX19_06374 | | HTH-type transcriptional regulator HmrR | insig. | 39 | 92 |
| | Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_3488 | | Cu(I)-responsive transcriptional regulator | strong | 38 | 90 |
| | Dinoroseobacter shibae DFL-12 | Dshi_3623 | | transcriptional regulator, MerR family (RefSeq) | no data | 39 | 90 |
| | Dinoroseobacter shibae DFL-12 | Dshi_3961 | | transcriptional regulator, MerR family (RefSeq) | no data | 39 | 90 |
| | Pseudomonas orientalis W4I3 | QF045_RS06190 | | Cu(I)-responsive transcriptional regulator | cofit | 37 | 90 |
| | Pseudomonas sp. RS175 | PFR28_05243 | | HTH-type transcriptional regulator HmrR | insig. | 39 | 90 |
| | Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_1263 | | Cu(I)-responsive transcriptional regulator | sig. | 37 | 90 |
| | Pseudomonas syringae pv. syringae B728a | Psyr_0653 | | transcriptional regulator, MerR family | sig. | 38 | 90 |
| | Pseudomonas syringae pv. syringae B728a ΔmexB | Psyr_0653 | | transcriptional regulator, MerR family | insig. | 38 | 90 |
| | Paraburkholderia graminis OAS925 | ABIE53_001636 | | MerR family copper efflux transcriptional regulator | insig. | 41 | 90 |
| | Sphingobium sp. HT1-2 | GFF5186 | | Heavy metal resistance transcriptional regulator HmrR | cofit | 39 | 93 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS20300 | | MerR family transcriptional regulator | insig. | 42 | 91 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS06865 | | MerR family transcriptional regulator | insig. | 40 | 90 |
| | Pseudomonas sp. BP01 | JOY50_RS23260 | cueR | Cu(I)-responsive transcriptional regulator | insig. | 40 | 90 |
| | Castellaniella sp019104865 MT123 | ABCV34_RS00055 | | heavy metal-responsive transcriptional regulator | insig. | 45 | 92 |
| | Dechlorosoma suillum PS | Dsui_1064 | | Cu(I)-responsive transcriptional regulator | cofit | 37 | 90 |
| | Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF4249 | | Cu(I)-responsive transcriptional regulator | insig. | 36 | 93 |
| | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_04982 | | transcriptional regulator, MerR family | insig. | 40 | 90 |
| | Pseudomonas putida KT2440 | PP_0585 | | putative metal-sensitive transcriptional regulator, MerR family | sig. | 39 | 90 |
| | Serratia liquefaciens MT49 | IAI46_13405 | | Cu(I)-responsive transcriptional regulator | insig. | 36 | 93 |
| | Herbaspirillum seropedicae SmR1 | HSERO_RS08015 | | MerR family transcriptional regulator | insig. | 36 | 93 |
| | Rahnella sp. WP5 | EX31_RS16005 | | Zn(2+)-responsive transcriptional regulator | insig. | 35 | 88 |
| | Variovorax sp. SCN45 | GFF3315 | | Cu(I)-responsive transcriptional regulator | insig. | 39 | 90 |
| | Pseudomonas stutzeri RCH2 | Psest_2758 | | Predicted transcriptional regulators | insig. | 42 | 92 |
| | Bosea sp. OAE506 | ABIE41_RS15580 | | Cu(I)-responsive transcriptional regulator | insig. | 39 | 93 |
| | Ralstonia sp. UNC404CL21Col | ABZR87_RS04230 | | Cu(I)-responsive transcriptional regulator | insig. | 39 | 91 |
| | Shewanella amazonensis SB2B | Sama_1785 | | MerR family transcriptional regulator (RefSeq) | insig. | 37 | 90 |
| | Sphingomonas koreensis DSMZ 15582 | Ga0059261_1161 | | Cu(I)-responsive transcriptional regulator | insig. | 37 | 90 |
| | Variovorax sp. OAS795 | ABID97_RS02815 | | Cu(I)-responsive transcriptional regulator | insig. | 38 | 90 |
| | Sphingomonas koreensis DSMZ 15582 | Ga0059261_1242 | | transcriptional regulator, MerR family | insig. | 40 | 93 |
| | Pseudomonas stutzeri RCH2 | Psest_0737 | | Cu(I)-responsive transcriptional regulator | sig. | 38 | 90 |
| | Phaeobacter inhibens DSM 17395 | PGA1_c02530 | | HTH-type transcriptional regulator | strong | 35 | 90 |
| | Pseudomonas sp. S08-1 | OH686_07400 | | Cu(I)-responsive transcriptional regulator | insig. | 38 | 90 |
| | Ralstonia solanacearum GMI1000 | RS_RS16770 | | Cu(I)-responsive transcriptional regulator | insig. | 41 | 94 |
| | Pseudomonas sp. SVBP6 | COO64_RS26335 | cueR | Cu(I)-responsive transcriptional regulator | insig. | 38 | 90 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS08955 | | Cu(I)-responsive transcriptional regulator | insig. | 38 | 96 |
| | Ralstonia solanacearum UW163 | UW163_RS04655 | | Cu(I)-responsive transcriptional regulator | insig. | 38 | 96 |
| | Azospirillum sp. SherDot2 | MPMX19_04396 | | HTH-type transcriptional regulator HmrR | insig. | 37 | 90 |
| | Ralstonia solanacearum PSI07 | RPSI07_RS08315 | | Cu(I)-responsive transcriptional regulator | insig. | 40 | 90 |
| | Rhizobium sp. OAE497 | ABIE40_RS20305 | | Cu(I)-responsive transcriptional regulator | insig. | 35 | 90 |
| | Rhodanobacter denitrificans MT42 | LRK55_RS17035 | | helix-turn-helix domain-containing protein | insig. | 39 | 91 |
| | Rhodanobacter sp. FW510-T8 | OKGIIK_06310 | | MerR family transcriptional regulator | sig. | 39 | 91 |
| | Sphingomonas koreensis DSMZ 15582 | Ga0059261_3023 | | Predicted transcriptional regulators | insig. | 36 | 94 |
| | Rhodopseudomonas palustris CGA009 | TX73_016860 | | helix-turn-helix domain-containing protein | insig. | 35 | 94 |
| | Serratia liquefaciens MT49 | IAI46_23295 | | Zn(2+)-responsive transcriptional regulator | strong | 33 | 90 |
| | Pseudomonas segetis P6 | ACVTMO_RS05495 | cueR | Cu(I)-responsive transcriptional regulator | insig. | 35 | 92 |
| | Phaeobacter inhibens DSM 17395 | PGA1_262p00460 | | transcriptional regulator, MerR family | strong | 38 | 90 |
| | Rhizobium sp. OAE497 | ABIE40_RS15545 | | helix-turn-helix domain-containing protein | insig. | 39 | 95 |
| | Shewanella loihica PV-4 | Shew_3411 | zntR | zinc-responsive transcriptional regulator (RefSeq) | strong | 38 | 88 |
| | Methylophilus sp. DMC18 | GFF1813 | | HTH-type transcriptional regulator HmrR | insig. | 36 | 90 |
| | Rhodanobacter denitrificans MT42 | LRK55_RS18705 | | Cu(I)-responsive transcriptional regulator | cofit | 39 | 89 |
| | Sphingobium sp. HT1-2 | GFF5208 | | Protein formerly called heavy metal resistance transcriptional regulator HmrR | insig. | 38 | 93 |
| | Azospirillum brasilense Sp245 | AZOBR_RS19845 | | MerR family transcriptional regulator | insig. | 37 | 90 |
| | Shewanella oneidensis MR-1 | SO0443 | | transcriptional regulator, MerR family (NCBI ptt file) | strong | 39 | 88 |
| | Shewanella sp. ANA-3 | Shewana3_0442 | zntR | zinc-responsive transcriptional regulator (RefSeq) | cofit | 39 | 88 |
| | Pseudomonas aeruginosa MRSN321 | DY961_RS14530 | cadR;go_function=DNA | Cd(II)/Pb(II)-responsive transcriptional regulator | cofit | 43 | 82 |
| | Pseudomonas aeruginosa PUPa3 | DQ20_RS42595 | cadR;go_function=DNA | Cd(II)/Pb(II)-responsive transcriptional regulator | insig. | 43 | 82 |