| Orth | Species | Gene | Name | Description | Fitness | %Id | Cov |
| | Sinorhizobium meliloti 1021 | SM_b21187 | | LacI family transcriptional regulator | insig. | 100 | 100 |
| o | Rhizobium sp. OAE497 | ABIE40_RS00150 | | MerR family transcriptional regulator | insig. | 74 | 100 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS00225 | | XRE family transcriptional regulator | insig. | 33 | 64 |
| | Pseudomonas fluorescens GW456-L13 | PfGW456L13_3219 | | Transcriptional regulator, Cro/CI family | insig. | 32 | 72 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS22055 | | DNA-binding protein | strong | 30 | 67 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS18365 | | cupin domain-containing protein | strong | 30 | 67 |
| | Pseudomonas putida KT2440 | PP_2868 | | Transcriptional regulator, Cro/CI family | strong | 32 | 64 |
| | Pseudomonas aeruginosa MRSN321 | DY961_RS10735 | | cupin domain-containing protein | insig. | 32 | 64 |
| | Pseudomonas aeruginosa PA14 | IKLFDK_28600 | | Cro/Cl family transcriptional regulator | insig. | 32 | 64 |
| | Pseudomonas aeruginosa PUPa3 | DQ20_RS51325 | | cupin domain-containing protein | insig. | 32 | 64 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_24790 | | Cro/Cl family transcriptional regulator | sig. | 32 | 71 |
| | Fusobacterium nucleatum SB010 | HUW76_01135 | | cupin domain-containing protein | strong | 28 | 65 |
| | Pseudomonas sp. BP01 | JOY50_RS05765 | | helix-turn-helix domain-containing protein | no data | 33 | 64 |
| | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_03130 | | transcriptional regulator, XRE family with cupin sensor | insig. | 29 | 67 |
| | Pseudomonas sp. SVBP6 | COO64_RS21060 | | helix-turn-helix domain-containing protein | insig. | 32 | 64 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS07145 | | DNA-binding protein | insig. | 31 | 65 |
| | Paraburkholderia graminis OAS925 | ABIE53_004168 | | transcriptional regulator with XRE-family HTH domain | strong | 29 | 67 |
| | Pseudomonas aeruginosa MRSN321 | DY961_RS23980 | psdR;inference=COORDINATES | transcriptional regulator PsdR | sig. | 32 | 63 |
| | Pseudomonas aeruginosa PA14 | IKLFDK_01585 | | transcriptional regulator PsdR | strong | 32 | 63 |
| | Pseudomonas aeruginosa PUPa3 | DQ20_RS56440 | psdR;inference=COORDINATES | transcriptional regulator PsdR | sig. | 32 | 63 |
| | Castellaniella sp019104865 MT123 | ABCV34_RS09100 | | XRE family transcriptional regulator | cofit | 33 | 63 |
| | Agrobacterium fabrum C58 | Atu4226 | | transcriptional regulator | sig. | 26 | 63 |
| | Pseudomonas sp. S08-1 | OH686_13700 | | Putrescine utilization regulator | strong | 27 | 65 |
| | Paraburkholderia graminis OAS925 | ABIE53_004133 | | transcriptional regulator with XRE-family HTH domain | insig. | 30 | 63 |
| | Ralstonia sp. UNC404CL21Col | ABZR87_RS23125 | | XRE family transcriptional regulator | strong | 29 | 63 |
| | Pantoea sp. MT58 | IAI47_07115 | | HTH-type transcriptional regulator PuuR | insig. | 27 | 64 |
| | Fusobacterium nucleatum SB010 | HUW76_07320 | | helix-turn-helix domain-containing protein | strong | 24 | 66 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS09590 | | XRE family transcriptional regulator | insig. | 29 | 63 |
| | Pantoea agglomerans CFBP13505 P0401 | PagCFBP13505_RS01235 | | HTH-type transcriptional regulator PuuR | cofit | 27 | 64 |
| | Azospirillum brasilense Sp245 | AZOBR_RS27045 | | XRE family transcriptional regulator | insig. | 29 | 64 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS33425 | | transcriptional regulator | insig. | 33 | 65 |
| | Pseudomonas segetis P6 | ACVTMO_RS00025 | | cupin domain-containing protein | strong | 29 | 65 |
| | Dinoroseobacter shibae DFL-12 | Dshi_1555 | | transcriptional regulator, XRE family (RefSeq) | sig. | 28 | 68 |
| | Variovorax sp. OAS795 | ABID97_RS13245 | | XRE family transcriptional regulator | insig. | 32 | 58 |
| | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_03162 | | transcriptional regulator, XRE family with cupin sensor | sig. | 29 | 63 |
| | Ralstonia solanacearum PSI07 | RPSI07_RS07485 | | XRE family transcriptional regulator | insig. | 28 | 66 |
| | Xanthobacter sp. DMC5 | GFF295 | | hypothetical protein | insig. | 29 | 70 |
| | Paraburkholderia graminis OAS925 | ABIE53_004924 | | transcriptional regulator with XRE-family HTH domain | sig. | 30 | 63 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS14815 | | XRE family transcriptional regulator | insig. | 33 | 63 |
| | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_03868 | | transcriptional regulator, XRE family with cupin sensor | insig. | 31 | 63 |
| | Shewanella oneidensis MR-1 | SO1265 | | transcriptional regulator, putative (NCBI ptt file) | strong | 27 | 65 |
| | Pseudomonas lactucae CFBP13502 | GEMAOFIL_03889 | | HTH-type transcriptional regulator SutR | insig. | 32 | 61 |
| | Phaeobacter inhibens DSM 17395 | PGA1_c28440 | | putative transcriptional regulator | insig. | 29 | 63 |
| | Shewanella loihica PV-4 | Shew_0970 | | XRE family transcriptional regulator (RefSeq) | strong | 27 | 65 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS16215 | | XRE family transcriptional regulator | cofit | 28 | 63 |
| | Ralstonia solanacearum UW163 | UW163_RS16950 | | XRE family transcriptional regulator | insig. | 28 | 63 |
| | Ralstonia solanacearum GMI1000 | RS_RS15735 | | XRE family transcriptional regulator | insig. | 27 | 65 |
| | Pseudomonas syringae pv. syringae B728a | Psyr_0238 | | Helix-turn-helix motif protein | insig. | 29 | 66 |
| | Pseudomonas syringae pv. syringae B728a ΔmexB | Psyr_0238 | | Helix-turn-helix motif protein | insig. | 29 | 66 |
| | Shewanella sp. ANA-3 | Shewana3_3100 | | XRE family transcriptional regulator (RefSeq) | strong | 27 | 65 |
| | Rhodospirillum rubrum S1H | Rru_A2042 | | Transcriptional Regulator, XRE family with Cupin sensor domain (NCBI) | insig. | 26 | 64 |
| | Pseudomonas putida KT2440 | PP_5268 | | DNA-binding transcriptional repressor PuuR-putrescine | strong | 28 | 65 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_09140 | | XRE family transcriptional regulator | strong | 29 | 65 |
| | Pseudomonas aeruginosa MRSN321 | DY961_RS12395 | | cupin domain-containing protein | strong | 27 | 65 |
| | Pseudomonas aeruginosa PA14 | IKLFDK_26945 | | XRE family transcriptional regulator | strong | 27 | 65 |
| | Pseudomonas aeruginosa PUPa3 | DQ20_RS49735 | | cupin domain-containing protein | strong | 27 | 65 |
| | Serratia liquefaciens MT49 | IAI46_11440 | | helix-turn-helix transcriptional regulator | cofit | 32 | 58 |
| | Rahnella sp. WP5 | EX31_RS24005 | | helix-turn-helix transcriptional regulator | insig. | 33 | 57 |
| | Sinorhizobium meliloti 1021 | SMc04387 | | aldehyde dehydrogenase | insig. | 31 | 65 |
| | Xanthobacter sp. DMC5 | GFF3339 | | HTH-type transcriptional regulator PuuR | insig. | 28 | 65 |
| | Pseudomonas sp. SVBP6 | COO64_RS01380 | | cupin domain-containing protein | insig. | 28 | 65 |
| | Pseudomonas sp. RS175 | PFR28_04396 | | HTH-type transcriptional regulator PuuR | strong | 28 | 65 |
| | Pseudomonas orientalis W4I3 | QF045_RS02040 | | cupin domain-containing protein | cofit | 28 | 65 |
| | Pseudomonas fluorescens SBW25 | PFLU_RS29365 | | cupin domain-containing protein | cofit | 28 | 65 |
| | Pseudomonas fluorescens SBW25-INTG | PFLU_RS29365 | | cupin domain-containing protein | strong | 28 | 65 |
| | Pseudomonas lactucae CFBP13502 | GEMAOFIL_00005 | | HTH-type transcriptional regulator PuuR | cofit | 28 | 65 |
| | Pseudomonas simiae WCS417 | PS417_27690 | | XRE family transcriptional regulator | strong | 28 | 65 |
| | Shewanella amazonensis SB2B | Sama_2646 | | XRE family transcriptional regulator (RefSeq) | strong | 28 | 65 |
| | Phaeobacter inhibens DSM 17395 | PGA1_c14960 | | putative transcriptional regulator | sig. | 29 | 68 |
| | Desulfovibrio vulgaris Hildenborough JW710 | DVU2251 | | DNA-binding protein (TIGR) | sig. | 27 | 65 |
| | Dinoroseobacter shibae DFL-12 | Dshi_1871 | | transcriptional regulator, XRE family (RefSeq) | insig. | 29 | 57 |
| | Pseudomonas fluorescens FW300-N2C3 | AO356_06745 | | DNA-binding protein | sig. | 28 | 61 |
| | Pseudomonas fluorescens FW300-N2C3 | AO356_12635 | | XRE family transcriptional regulator | strong | 28 | 65 |
| | Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_4394 | | Putrescine utilization regulator | strong | 28 | 65 |
| | Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_3201 | | Transcriptional regulator, MerR family | strong | 28 | 61 |
| | Pseudomonas fluorescens GW456-L13 | PfGW456L13_815 | | Putrescine utilization regulator | strong | 28 | 65 |
| | Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_2147 | | Putrescine utilization regulator | strong | 27 | 65 |
| | Bacteroides stercoris CC31F | HMPREF1181_RS03435 | | cupin domain-containing protein | insig. | 30 | 61 |
| | Sinorhizobium meliloti 1021 | SMc00351 | | hypothetical protein | insig. | 29 | 64 |
| | Pseudomonas sp. DMC3 | GFF387 | | HTH-type transcriptional regulator PuuR | cofit | 28 | 65 |
| | Pseudomonas sp. BP01 | JOY50_RS09135 | | cupin domain-containing protein | insig. | 27 | 65 |
| | Bosea sp. OAE506 | ABIE41_RS05345 | | cupin domain-containing protein | insig. | 29 | 65 |
| | Phaeobacter inhibens DSM 17395 | PGA1_262p00290 | | putative transcriptional regulator | insig. | 29 | 66 |
| | Agrobacterium fabrum C58 | Atu3328 | | aldehyde dehydrogenase | strong | 29 | 65 |
| | Variovorax sp. SCN45 | GFF4219 | | Transcriptional regulator, MerR family | no data | 30 | 54 |
| | Bosea sp. OAE506 | ABIE41_RS10690 | | XRE family transcriptional regulator | insig. | 30 | 67 |
| | Sinorhizobium meliloti 1021 | SMc02620 | | hypothetical protein | sig. | 26 | 65 |
| | Ralstonia solanacearum PSI07 | RPSI07_RS09440 | | helix-turn-helix domain-containing protein | insig. | 27 | 61 |
| | Pseudomonas sp. SVBP6 | COO64_RS14415 | | helix-turn-helix domain-containing protein | cofit | 32 | 61 |
| | Pseudomonas stutzeri RCH2 | Psest_3791 | | Predicted transcriptional regulators | insig. | 25 | 65 |
| | Bacteroides ovatus ATCC 8483 | BACOVA_03586 | | cupin domain protein | strong | 30 | 61 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS11200 | | XRE family transcriptional regulator | sig. | 32 | 57 |
| | Phaeobacter inhibens DSM 17395 | PGA1_c33160 | | putative helix-turn-helix protein | insig. | 26 | 64 |
| | Klebsiella michiganensis M5al | BWI76_RS10700 | | XRE family transcriptional regulator | strong | 25 | 66 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_0002 | | transcriptional regulator, XRE family (RefSeq) | insig. | 27 | 62 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS07835 | | helix-turn-helix domain-containing protein | insig. | 26 | 62 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS14960 | | XRE family transcriptional regulator | insig. | 34 | 55 |
| | Ralstonia solanacearum UW163 | UW163_RS12430 | | XRE family transcriptional regulator | no data | 34 | 55 |
| | Synechococcus elongatus PCC 7942 | Synpcc7942_2038 | | transcriptional regulator, XRE family with cupin sensor domain | strong | 32 | 57 |
| | Rahnella sp. WP5 | EX31_RS16005 | | Zn(2+)-responsive transcriptional regulator | insig. | 43 | 24 |