| Orth | Species | Gene | Name | Description | Fitness | %Id | Cov |
| | Sinorhizobium meliloti 1021 | SMa1076 | | hypothetical protein | insig. | 100 | 100 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS07145 | | DNA-binding protein | insig. | 32 | 92 |
| | Paraburkholderia graminis OAS925 | ABIE53_004168 | | transcriptional regulator with XRE-family HTH domain | strong | 35 | 85 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS22055 | | DNA-binding protein | strong | 34 | 85 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS18365 | | cupin domain-containing protein | strong | 31 | 92 |
| | Phocaeicola dorei CL03T12C01 | ABI39_RS13885 | | helix-turn-helix transcriptional regulator | insig. | 32 | 91 |
| | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_03130 | | transcriptional regulator, XRE family with cupin sensor | insig. | 35 | 85 |
| | Phocaeicola vulgatus CL09T03C04 | HMPREF1058_RS17685 | | helix-turn-helix transcriptional regulator | insig. | 32 | 91 |
| | Pseudomonas fluorescens GW456-L13 | PfGW456L13_3219 | | Transcriptional regulator, Cro/CI family | insig. | 30 | 92 |
| | Pseudomonas sp. BP01 | JOY50_RS05765 | | helix-turn-helix domain-containing protein | no data | 29 | 91 |
| | Pseudomonas sp. SVBP6 | COO64_RS21060 | | helix-turn-helix domain-containing protein | insig. | 30 | 91 |
| | Pseudomonas putida KT2440 | PP_2868 | | Transcriptional regulator, Cro/CI family | strong | 29 | 91 |
| | Rahnella sp. WP5 | EX31_RS05710 | | helix-turn-helix transcriptional regulator | insig. | 33 | 88 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_24790 | | Cro/Cl family transcriptional regulator | sig. | 29 | 92 |
| | Methanococcus maripaludis JJ | MMJJ_RS02070 | | XRE family transcriptional regulator | insig. | 29 | 95 |
| | Pseudomonas aeruginosa MRSN321 | DY961_RS10735 | | cupin domain-containing protein | insig. | 28 | 92 |
| | Pseudomonas aeruginosa PA14 | IKLFDK_28600 | | Cro/Cl family transcriptional regulator | insig. | 28 | 92 |
| | Pseudomonas aeruginosa PUPa3 | DQ20_RS51325 | | cupin domain-containing protein | insig. | 28 | 92 |
| | Parabacteroides merdae CL09T00C40 | HMPREF1078_RS17570 | | XRE family transcriptional regulator | insig. | 33 | 84 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS28290 | | DNA-binding protein | strong | 31 | 92 |
| | Bacteroides thetaiotaomicron VPI-5482 | BT2783 | | transcriptional regulator (NCBI ptt file) | sig. | 29 | 92 |
| | Bacteroides ovatus ATCC 8483 | BACOVA_01081 | | hypothetical protein | insig. | 29 | 92 |
| | Ralstonia sp. UNC404CL21Col | ABZR87_RS22690 | | XRE family transcriptional regulator | insig. | 32 | 92 |
| | Rhodopseudomonas palustris CGA009 | TX73_013495 | | XRE family transcriptional regulator | insig. | 30 | 92 |
| | Bacteroides stercoris CC31F | HMPREF1181_RS01200 | | helix-turn-helix transcriptional regulator | insig. | 28 | 91 |
| | Ralstonia solanacearum GMI1000 | RS_RS05775 | | XRE family transcriptional regulator | insig. | 29 | 91 |
| | Variovorax sp. OAS795 | ABID97_RS13245 | | XRE family transcriptional regulator | insig. | 31 | 91 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS14960 | | XRE family transcriptional regulator | insig. | 29 | 91 |
| | Ralstonia solanacearum UW163 | UW163_RS12430 | | XRE family transcriptional regulator | no data | 29 | 91 |
| | Agrobacterium fabrum C58 | Atu4226 | | transcriptional regulator | sig. | 29 | 84 |
| | Desulfovibrio vulgaris Hildenborough JW710 | DVU3066 | | DNA-binding protein (TIGR) | sig. | 29 | 88 |
| | Methanococcus maripaludis S2 | MMP_RS03000 | | cupin domain-containing protein | sig. | 29 | 89 |
| | Pseudomonas fluorescens FW300-N2C3 | AO356_06745 | | DNA-binding protein | sig. | 31 | 88 |
| | Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_3201 | | Transcriptional regulator, MerR family | strong | 31 | 88 |
| | Echinicola vietnamensis KMM 6221, DSM 17526 | Echvi_4557 | | Predicted transcriptional regulators | insig. | 30 | 84 |
| | Xanthobacter sp. DMC5 | GFF295 | | hypothetical protein | insig. | 32 | 84 |
| | Shewanella sp. ANA-3 | Shewana3_0319 | | XRE family transcriptional regulator (RefSeq) | strong | 36 | 86 |
| | Ralstonia solanacearum PSI07 | RPSI07_RS18415 | | XRE family transcriptional regulator | insig. | 31 | 91 |
| | Pseudomonas aeruginosa MRSN321 | DY961_RS27395 | | XRE family transcriptional regulator | strong | 34 | 88 |
| | Fusobacterium nucleatum SB010 | HUW76_01135 | | cupin domain-containing protein | strong | 28 | 93 |
| | Azospirillum brasilense Sp245 | AZOBR_RS27045 | | XRE family transcriptional regulator | insig. | 33 | 91 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS19390 | | XRE family transcriptional regulator | sig. | 31 | 92 |
| | Pseudomonas aeruginosa PA14 | IKLFDK_24455 | | DNA-binding protein | strong | 34 | 88 |
| | Ralstonia solanacearum GMI1000 | RS_RS21755 | | XRE family transcriptional regulator | sig. | 30 | 92 |
| | Agrobacterium fabrum C58 | Atu0245 | | transcriptional regulator | insig. | 29 | 85 |
| | Rhizobium sp. OAE497 | ABIE40_RS01060 | | XRE family transcriptional regulator | insig. | 31 | 81 |
| | Rhodospirillum rubrum S1H | Rru_A2614 | | Transcriptional Regulator, XRE family with Cupin sensor domain (NCBI) | insig. | 32 | 88 |
| | Serratia liquefaciens MT49 | IAI46_11440 | | helix-turn-helix transcriptional regulator | cofit | 31 | 84 |
| | Pseudomonas fluorescens FW300-N2C3 | AO356_23675 | | hydroxyacid dehydrogenase | insig. | 30 | 92 |
| | Pectobacterium carotovorum WPP14 | HER17_RS21700 | | XRE family transcriptional regulator | cofit | 34 | 89 |
| | Pseudomonas aeruginosa MRSN321 | DY961_RS17955 | | XRE family transcriptional regulator | insig. | 33 | 92 |
| | Pseudomonas aeruginosa PA14 | IKLFDK_11340 | | hydroxyacid dehydrogenase | no data | 33 | 92 |
| | Pseudomonas aeruginosa PUPa3 | DQ20_RS31945 | | XRE family transcriptional regulator | strong | 33 | 88 |
| | Pseudomonas aeruginosa PUPa3 | DQ20_RS59195 | | XRE family transcriptional regulator | sig. | 33 | 92 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_2356 | | transcriptional regulator, XRE family (RefSeq) | insig. | 30 | 87 |
| | Pseudomonas lactucae CFBP13502 | GEMAOFIL_03889 | | HTH-type transcriptional regulator SutR | insig. | 31 | 88 |
| | Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_4417 | | Transcriptional regulator | insig. | 30 | 92 |
| | Escherichia coli Nissle 1917 | ECOLIN_RS08275 | | DNA-binding transcriptional regulator SutR | no data | 30 | 86 |
| | Pseudomonas aeruginosa MRSN321 | DY961_RS23980 | psdR;inference=COORDINATES | transcriptional regulator PsdR | sig. | 26 | 92 |
| | Pseudomonas aeruginosa PA14 | IKLFDK_01585 | | transcriptional regulator PsdR | strong | 26 | 92 |
| | Pseudomonas aeruginosa PUPa3 | DQ20_RS56440 | psdR;inference=COORDINATES | transcriptional regulator PsdR | sig. | 26 | 92 |
| | Methanococcus maripaludis S2 | MMP_RS01155 | | XRE family transcriptional regulator | strong | 26 | 90 |
| | Castellaniella sp019104865 MT123 | ABCV34_RS09100 | | XRE family transcriptional regulator | cofit | 30 | 98 |
| | Sphingomonas koreensis DSMZ 15582 | Ga0059261_2607 | | transcriptional regulator, XRE family with cupin sensor | sig. | 29 | 93 |
| | Sinorhizobium meliloti 1021 | SMc02620 | | hypothetical protein | sig. | 27 | 84 |
| | Synechococcus elongatus PCC 7942 | Synpcc7942_2038 | | transcriptional regulator, XRE family with cupin sensor domain | strong | 31 | 86 |
| | Escherichia coli ECOR38 | HEPCGN_26215 | sutR | DNA-binding transcriptional regulator SutR | insig. | 30 | 86 |
| | Escherichia coli ECRC100 | OKFHMN_01605 | sutR | DNA-binding transcriptional regulator SutR | insig. | 30 | 86 |
| | Escherichia coli ECRC101 | MCAODC_16335 | sutR | DNA-binding transcriptional regulator SutR | insig. | 30 | 86 |
| | Escherichia coli ECRC102 | NIAGMN_25740 | sutR | DNA-binding transcriptional regulator SutR | no data | 30 | 86 |
| | Escherichia coli ECRC98 | JDDGAC_04095 | sutR | DNA-binding transcriptional regulator SutR | insig. | 30 | 86 |
| | Escherichia coli ECRC99 | KEDOAH_26835 | sutR | DNA-binding transcriptional regulator SutR | no data | 30 | 86 |
| | Escherichia coli BL21 | ECD_01392 | | putative DNA-binding transcriptional regulator | no data | 29 | 86 |
| | Escherichia coli ECOR27 | NOLOHH_19280 | sutR | DNA-binding transcriptional regulator SutR | insig. | 29 | 86 |
| | Escherichia coli ECRC62 | BNILDI_17730 | sutR | DNA-binding transcriptional regulator SutR | insig. | 29 | 86 |
| | Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_02281 | | HTH-type transcriptional regulator SutR | insig. | 29 | 86 |
| | Escherichia coli BW25113 | b1434 | ydcN | predicted DNA-binding transcriptional regulator (NCBI) | insig. | 29 | 86 |
| | Methanococcus maripaludis JJ | MMJJ_RS04940 | | XRE family transcriptional regulator | insig. | 30 | 82 |
| | Parabacteroides merdae CL09T00C40 | HMPREF1078_RS10640 | | XRE family transcriptional regulator | cofit | 28 | 90 |
| | Pseudomonas sp. RS175 | PFR28_00271 | | hypothetical protein | strong | 28 | 82 |
| | Alteromonas macleodii MIT1002 | MIT1002_00748 | | DNA-binding transcriptional repressor PuuR | insig. | 28 | 92 |
| | Pantoea sp. MT58 | IAI47_10265 | | helix-turn-helix domain-containing protein | insig. | 31 | 84 |
| | Phaeobacter inhibens DSM 17395 | PGA1_c29470 | | puttative helix-turn-helix protein | insig. | 31 | 83 |
| | Escherichia fergusonii Becca | EFB2_02548 | | HTH-type transcriptional regulator SutR | insig. | 30 | 86 |
| | Pseudomonas fluorescens GW456-L13 | PfGW456L13_4551 | | Transcriptional regulator, MerR family | insig. | 30 | 91 |
| | Erwinia amylovora T8 | OLJFJH_15285 | | XRE family transcriptional regulator | insig. | 29 | 88 |
| | Phaeobacter inhibens DSM 17395 | PGA1_c28440 | | putative transcriptional regulator | insig. | 30 | 86 |
| | Dinoroseobacter shibae DFL-12 | Dshi_1871 | | transcriptional regulator, XRE family (RefSeq) | insig. | 30 | 84 |
| | Klebsiella pneumoniae MKP103 | KDGMDA_23150 | | XRE family transcriptional regulator | insig. | 28 | 87 |
| | Klebsiella pneumoniae MRSN742743 | KFA93_RS14180 | | helix-turn-helix domain-containing protein | insig. | 28 | 87 |
| | Fusobacterium nucleatum SB010 | HUW76_07320 | | helix-turn-helix domain-containing protein | strong | 26 | 94 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_0002 | | transcriptional regulator, XRE family (RefSeq) | insig. | 28 | 92 |
| | Enterobacter asburiae PDN3 | EX28DRAFT_1223 | | Cupin domain/Helix-turn-helix | insig. | 27 | 86 |
| | Methanococcus maripaludis S2 | MMP_RS00545 | | XRE family transcriptional regulator | insig. | 30 | 80 |
| | Pseudomonas fluorescens SBW25 | PFLU_RS18295 | | helix-turn-helix domain-containing protein | insig. | 29 | 93 |
| | Pseudomonas fluorescens SBW25-INTG | PFLU_RS18295 | | helix-turn-helix domain-containing protein | sig. | 29 | 93 |
| | Phocaeicola vulgatus CL09T03C04 | HMPREF1058_RS08770 | | cupin domain-containing protein | sig. | 29 | 86 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS12920 | | cupin domain-containing protein | insig. | 29 | 88 |
| | Bacteroides thetaiotaomicron VPI-5482 | BT3756 | | transcriptional regulator (NCBI ptt file) | sig. | 27 | 85 |
| | Pseudomonas orientalis W4I3 | QF045_RS17975 | | XRE family transcriptional regulator | cofit | 29 | 92 |
| | Desulfovibrio vulgaris Hildenborough JW710 | DVU2251 | | DNA-binding protein (TIGR) | sig. | 29 | 97 |
| | Variovorax sp. SCN45 | GFF4219 | | Transcriptional regulator, MerR family | no data | 29 | 86 |
| | Pantoea sp. MT58 | IAI47_13305 | | helix-turn-helix transcriptional regulator | cofit | 29 | 85 |
| | Enterobacter sp. TBS_079 | MPMX20_02243 | | HTH-type transcriptional regulator SutR | insig. | 29 | 84 |
| | Pseudomonas lactucae CFBP13502 | GEMAOFIL_02470 | | HTH-type transcriptional regulator PuuR | insig. | 29 | 87 |
| | Klebsiella michiganensis M5al | BWI76_RS13370 | | hypothetical protein | insig. | 28 | 87 |
| | Dinoroseobacter shibae DFL-12 | Dshi_1555 | | transcriptional regulator, XRE family (RefSeq) | sig. | 29 | 92 |
| | Pseudomonas fluorescens SBW25 | PFLU_RS11400 | | helix-turn-helix domain-containing protein | cofit | 28 | 87 |
| | Pseudomonas fluorescens SBW25-INTG | PFLU_RS11400 | | helix-turn-helix domain-containing protein | strong | 28 | 87 |
| | Pseudomonas fluorescens FW300-N2C3 | AO356_30090 | | XRE family transcriptional regulator | strong | 28 | 87 |
| | Shewanella loihica PV-4 | Shew_0970 | | XRE family transcriptional regulator (RefSeq) | strong | 27 | 86 |
| | Bosea sp. OAE506 | ABIE41_RS13175 | | XRE family transcriptional regulator | insig. | 26 | 92 |
| | Ralstonia sp. UNC404CL21Col | ABZR87_RS18270 | | XRE family transcriptional regulator | insig. | 27 | 95 |
| | Sinorhizobium meliloti 1021 | SMc00351 | | hypothetical protein | insig. | 27 | 83 |
| | Bacteroides ovatus ATCC 8483 | BACOVA_03586 | | cupin domain protein | strong | 26 | 88 |
| | Azospirillum sp. SherDot2 | MPMX19_05211 | | hypothetical protein | insig. | 30 | 84 |
| | Pseudomonas syringae pv. syringae B728a | Psyr_2272 | | Helix-turn-helix motif protein | insig. | 28 | 87 |
| | Pseudomonas syringae pv. syringae B728a ΔmexB | Psyr_2272 | | Helix-turn-helix motif protein | insig. | 28 | 87 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS16530 | | XRE family transcriptional regulator | insig. | 27 | 97 |
| | Xanthobacter sp. DMC5 | GFF1030 | | HTH-type transcriptional regulator SutR | insig. | 27 | 92 |
| | Pantoea agglomerans CFBP13505 P0401 | PagCFBP13505_RS04015 | | helix-turn-helix transcriptional regulator | cofit | 30 | 85 |
| | Sinorhizobium meliloti 1021 | SMc04387 | | aldehyde dehydrogenase | insig. | 30 | 85 |
| | Pseudomonas stutzeri RCH2 | Psest_3791 | | Predicted transcriptional regulators | insig. | 28 | 86 |
| | Bosea sp. OAE506 | ABIE41_RS05345 | | cupin domain-containing protein | insig. | 28 | 85 |
| | Shewanella oneidensis MR-1 | SO1265 | | transcriptional regulator, putative (NCBI ptt file) | strong | 27 | 86 |
| | Rahnella sp. WP5 | EX31_RS21645 | | XRE family transcriptional regulator | insig. | 28 | 92 |
| | Pseudomonas putida KT2440 | PP_3125 | | putative transcriptional regulator (Cro/CI family) | no data | 27 | 89 |
| | Pseudomonas orientalis W4I3 | QF045_RS09650 | | XRE family transcriptional regulator | insig. | 29 | 88 |
| | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_03162 | | transcriptional regulator, XRE family with cupin sensor | sig. | 27 | 92 |
| | Klebsiella michiganensis M5al | BWI76_RS13955 | | hypothetical protein | insig. | 26 | 89 |
| | Variovorax sp. SCN45 | GFF1021 | | Transcriptional regulator, Xre-family with cupin domain | insig. | 28 | 92 |
| | Variovorax sp. OAS795 | ABID97_RS09230 | | XRE family transcriptional regulator | insig. | 27 | 87 |
| | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_03588 | | transcriptional regulator, XRE family with cupin sensor | sig. | 27 | 91 |
| | Azospirillum sp. SherDot2 | MPMX19_02874 | | HTH-type transcriptional regulator SutR | insig. | 30 | 87 |
| | Rhizobium sp. OAE497 | ABIE40_RS00150 | | MerR family transcriptional regulator | insig. | 29 | 86 |
| | Pseudomonas fluorescens SBW25 | PFLU_RS06955 | | helix-turn-helix domain-containing protein | insig. | 29 | 88 |
| | Pseudomonas fluorescens SBW25-INTG | PFLU_RS06955 | | helix-turn-helix domain-containing protein | strong | 29 | 88 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS34660 | | DNA-binding protein | sig. | 27 | 91 |
| | Pseudomonas sp. SVBP6 | COO64_RS10815 | | cupin domain-containing protein | insig. | 26 | 86 |
| | Paraburkholderia graminis OAS925 | ABIE53_004670 | | transcriptional regulator with XRE-family HTH domain | sig. | 26 | 91 |
| | Shewanella sp. ANA-3 | Shewana3_3100 | | XRE family transcriptional regulator (RefSeq) | strong | 26 | 89 |
| | Pseudomonas simiae WCS417 | PS417_06895 | | DNA-binding protein | sig. | 28 | 91 |
| | Bosea sp. OAE506 | ABIE41_RS03270 | | XRE family transcriptional regulator | insig. | 28 | 93 |
| | Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF2660 | | Putative transcriptional regulator | insig. | 27 | 89 |
| | Vibrio cholerae E7946 ATCC 55056 | CSW01_09830 | | XRE family transcriptional regulator | insig. | 32 | 85 |
| | Agrobacterium fabrum C58 | Atu3328 | | aldehyde dehydrogenase | strong | 28 | 87 |
| | Bosea sp. OAE506 | ABIE41_RS10690 | | XRE family transcriptional regulator | insig. | 33 | 76 |
| | Variovorax sp. SCN45 | GFF5178 | | Transcriptional regulator, Xre-family with cupin domain | insig. | 28 | 93 |
| | Shewanella amazonensis SB2B | Sama_2646 | | XRE family transcriptional regulator (RefSeq) | strong | 27 | 86 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS23170 | | XRE family transcriptional regulator | insig. | 25 | 93 |
| | Enterobacter asburiae PDN3 | EX28DRAFT_4383 | | transcriptional regulator, XRE family with cupin sensor | strong | 25 | 81 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS00225 | | XRE family transcriptional regulator | insig. | 28 | 93 |
| | Paraburkholderia graminis OAS925 | ABIE53_004133 | | transcriptional regulator with XRE-family HTH domain | insig. | 27 | 92 |
| | Pseudomonas sp. BP01 | JOY50_RS21490 | | helix-turn-helix domain-containing protein | no data | 27 | 90 |
| | Bacteroides stercoris CC31F | HMPREF1181_RS03435 | | cupin domain-containing protein | insig. | 27 | 85 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_24090 | | DNA-binding protein | insig. | 24 | 91 |
| | Sphingomonas koreensis DSMZ 15582 | Ga0059261_1706 | | transcriptional regulator, XRE family with cupin sensor | insig. | 24 | 93 |
| | Enterobacter sp. TBS_079 | MPMX20_04570 | | HTH-type transcriptional regulator SutR | strong | 25 | 81 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_21480 | | Cro/Cl family transcriptional regulator | strong | 29 | 87 |
| | Vibrio cholerae E7946 ATCC 55056 | CSW01_15345 | | XRE family transcriptional regulator | cofit | 28 | 84 |
| | Pseudomonas sp. BP01 | JOY50_RS07765 | | cupin domain-containing protein | insig. | 28 | 86 |
| | Pseudomonas sp. SVBP6 | COO64_RS09605 | | helix-turn-helix domain-containing protein | insig. | 27 | 94 |
| | Pseudomonas segetis P6 | ACVTMO_RS00025 | | cupin domain-containing protein | strong | 27 | 86 |
| | Pantoea agglomerans CFBP13505 P0401 | PagCFBP13505_RS01235 | | HTH-type transcriptional regulator PuuR | cofit | 26 | 91 |
| | Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF2595 | | Transcriptional regulator yidN, Cro/CI family | insig. | 26 | 86 |
| | Pseudomonas sp. SVBP6 | COO64_RS14415 | | helix-turn-helix domain-containing protein | cofit | 28 | 90 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS09590 | | XRE family transcriptional regulator | insig. | 27 | 89 |
| | Pantoea sp. MT58 | IAI47_07115 | | HTH-type transcriptional regulator PuuR | insig. | 25 | 85 |
| | Escherichia coli ECRC100 | OKFHMN_02435 | puuR | HTH-type transcriptional regulator PuuR | cofit | 22 | 90 |
| | Escherichia coli ECRC101 | MCAODC_15835 | puuR | HTH-type transcriptional regulator PuuR | insig. | 22 | 90 |
| | Escherichia coli ECRC102 | NIAGMN_26605 | puuR | HTH-type transcriptional regulator PuuR | insig. | 22 | 90 |
| | Escherichia coli ECRC98 | JDDGAC_04980 | puuR | HTH-type transcriptional regulator PuuR | insig. | 22 | 90 |
| | Escherichia coli ECRC99 | KEDOAH_26340 | puuR | HTH-type transcriptional regulator PuuR | no data | 22 | 90 |
| | Acinetobacter baumannii LAC-4 | RR41_RS01325 | | XRE family transcriptional regulator | insig. | 28 | 88 |
| | Variovorax sp. SCN45 | GFF4938 | | no description | insig. | 28 | 84 |
| | Pseudomonas sp. RS175 | PFR28_02400 | | hypothetical protein | sig. | 29 | 87 |
| | Ralstonia solanacearum GMI1000 | RS_RS23520 | | XRE family transcriptional regulator | no data | 27 | 87 |
| | Ralstonia solanacearum GMI1000 | RS_RS23650 | | XRE family transcriptional regulator | no data | 27 | 87 |
| | Azospirillum brasilense Sp245 | AZOBR_RS19640 | | aldehyde dehydrogenase | strong | 26 | 89 |
| | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_04234 | | transcriptional regulator, XRE family with cupin sensor | insig. | 30 | 93 |
| | Xanthobacter sp. DMC5 | GFF3339 | | HTH-type transcriptional regulator PuuR | insig. | 28 | 85 |
| | Escherichia coli BL21 | ECD_01276 | | repressor for the divergent puu operons, putrescine inducible | strong | 21 | 91 |
| | Escherichia coli ECOR27 | NOLOHH_20120 | puuR | HTH-type transcriptional regulator PuuR | insig. | 21 | 91 |
| | Escherichia coli ECOR38 | HEPCGN_25765 | puuR | HTH-type transcriptional regulator PuuR | insig. | 21 | 91 |
| | Escherichia coli ECRC62 | BNILDI_18270 | puuR | HTH-type transcriptional regulator PuuR | insig. | 21 | 91 |
| | Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_02383 | | HTH-type transcriptional regulator PuuR | insig. | 21 | 91 |
| | Escherichia coli BW25113 | b1299 | puuR | DNA-binding transcriptional repressor (NCBI) | strong | 21 | 91 |
| | Pseudomonas sp. BP01 | JOY50_RS12560 | | helix-turn-helix domain-containing protein | insig. | 31 | 82 |
| | Paraburkholderia graminis OAS925 | ABIE53_003474 | | transcriptional regulator with XRE-family HTH domain | insig. | 29 | 93 |
| | Variovorax sp. SCN45 | GFF6118 | | Transcriptional regulator, MerR family | insig. | 29 | 87 |
| | Pseudomonas sp. S08-1 | OH686_13700 | | Putrescine utilization regulator | strong | 26 | 86 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS33920 | | XRE family transcriptional regulator | strong | 26 | 86 |
| | Pseudomonas aeruginosa MRSN321 | DY961_RS21170 | | XRE family transcriptional regulator | no data | 29 | 80 |
| | Pseudomonas aeruginosa PUPa3 | DQ20_RS55240 | | XRE family transcriptional regulator | sig. | 29 | 80 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS02215 | | XRE family transcriptional regulator | insig. | 27 | 93 |
| | Pseudomonas putida KT2440 | PP_2245 | | Transcriptional regulator, Cro/CI family | strong | 27 | 95 |
| | Phaeobacter inhibens DSM 17395 | PGA1_c14960 | | putative transcriptional regulator | sig. | 26 | 92 |
| | Enterobacter asburiae PDN3 | EX28DRAFT_3141 | | transcriptional regulator, XRE family with cupin sensor | insig. | 25 | 89 |
| | Enterobacter asburiae PDN3 | EX28DRAFT_1500 | | Predicted transcriptional regulators | insig. | 22 | 91 |
| | Klebsiella pneumoniae MKP103 | KDGMDA_18340 | | HTH-type transcriptional regulator PuuR | insig. | 21 | 91 |
| | Klebsiella pneumoniae MRSN742743 | KFA93_RS00545 | puuR;inference=COORDINATES | HTH-type transcriptional regulator PuuR | strong | 21 | 91 |
| | Pseudomonas aeruginosa PA14 | IKLFDK_09190 | | transcriptional regulator | no data | 29 | 80 |
| | Pseudomonas fluorescens FW300-N2C3 | AO356_23290 | | Cro/Cl family transcriptional regulator | sig. | 29 | 87 |
| | Pseudomonas aeruginosa MRSN321 | DY961_RS12395 | | cupin domain-containing protein | strong | 27 | 86 |
| | Pseudomonas aeruginosa PA14 | IKLFDK_26945 | | XRE family transcriptional regulator | strong | 27 | 86 |
| | Pseudomonas aeruginosa PUPa3 | DQ20_RS49735 | | cupin domain-containing protein | strong | 27 | 86 |
| | Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_541 | | Transcriptional regulator, Cro/CI family | insig. | 29 | 87 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS16515 | | 2-hydroxyacid dehydrogenase | insig. | 27 | 93 |
| | Methylophilus sp. DMC18 | GFF507 | | hypothetical protein | cofit | 27 | 91 |
| | Phaeobacter inhibens DSM 17395 | PGA1_c34340 | | putative HTH-type transcriptional regulator | sig. | 25 | 91 |
| | Serratia liquefaciens MT49 | IAI46_17165 | | HTH-type transcriptional regulator PuuR | strong | 23 | 84 |
| | Pantoea agglomerans CFBP13505 P0401 | PagCFBP13505_RS05870 | | helix-turn-helix domain-containing protein | cofit | 30 | 84 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS14815 | | XRE family transcriptional regulator | insig. | 27 | 89 |
| | Dickeya dianthicola ME23 | DZA65_RS20080 | | helix-turn-helix transcriptional regulator | insig. | 27 | 96 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS16215 | | XRE family transcriptional regulator | cofit | 26 | 90 |
| | Ralstonia solanacearum UW163 | UW163_RS16950 | | XRE family transcriptional regulator | insig. | 26 | 90 |
| | Pectobacterium carotovorum WPP14 | HER17_RS03720 | | XRE family transcriptional regulator | insig. | 26 | 88 |
| | Klebsiella michiganensis M5al | BWI76_RS10700 | | XRE family transcriptional regulator | strong | 21 | 91 |
| | Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_5820 | | Transcriptional regulator, Cro/CI family | strong | 29 | 87 |
| | Dickeya dadantii 3937 | DDA3937_RS01955 | | helix-turn-helix domain-containing protein | insig. | 29 | 87 |
| | Rahnella sp. WP5 | EX31_RS24005 | | helix-turn-helix transcriptional regulator | insig. | 27 | 80 |
| | Pseudomonas fluorescens SBW25 | PFLU_RS15610 | | helix-turn-helix transcriptional regulator | strong | 25 | 91 |
| | Pseudomonas fluorescens SBW25-INTG | PFLU_RS15610 | | helix-turn-helix transcriptional regulator | strong | 25 | 91 |
| | Variovorax sp. OAS795 | ABID97_RS06760 | | XRE family transcriptional regulator | insig. | 28 | 85 |
| | Pseudomonas sp. BP01 | JOY50_RS25405 | | helix-turn-helix domain-containing protein | insig. | 27 | 94 |
| | Klebsiella pneumoniae MKP103 | KDGMDA_05560 | | XRE family transcriptional regulator | insig. | 26 | 87 |
| | Klebsiella pneumoniae MRSN742743 | KFA93_RS12825 | | helix-turn-helix domain-containing protein | insig. | 26 | 87 |
| | Pseudomonas putida KT2440 | PP_5268 | | DNA-binding transcriptional repressor PuuR-putrescine | strong | 26 | 86 |
| | Rahnella sp. WP5 | EX31_RS03010 | | helix-turn-helix domain-containing protein | sig. | 25 | 81 |
| | Serratia liquefaciens MT49 | IAI46_07410 | | helix-turn-helix transcriptional regulator | insig. | 24 | 80 |
| | Pedobacter sp. GW460-11-11-14-LB5 | CA265_RS24395 | | XRE family transcriptional regulator | strong | 24 | 79 |
| | Pseudomonas sp. RS175 | PFR28_04396 | | HTH-type transcriptional regulator PuuR | strong | 24 | 86 |
| | Pseudomonas sp. BP01 | JOY50_RS09135 | | cupin domain-containing protein | insig. | 26 | 86 |
| | Pseudomonas putida KT2440 | PP_2884 | | XRE family transcriptional regulator | strong | 25 | 86 |
| | Serratia liquefaciens MT49 | IAI46_16830 | | helix-turn-helix transcriptional regulator | insig. | 25 | 92 |
| | Pseudomonas sp. BP01 | JOY50_RS05840 | | cupin domain-containing protein | insig. | 25 | 86 |
| | Methanococcus maripaludis S2 | MMP_RS06555 | | cupin domain-containing protein | sig. | 21 | 91 |
| | Erwinia tracheiphila HP pepo 2.2 | IJEDHG_08380 | | DNA-binding protein | cofit | 26 | 96 |
| | Erwinia tracheiphila SCR3 | LU632_RS22230 | | helix-turn-helix domain-containing protein | cofit | 26 | 96 |
| | Methanococcus maripaludis JJ | MMJJ_RS07795 | | cupin domain-containing protein | sig. | 21 | 91 |
| | Ralstonia solanacearum PSI07 | RPSI07_RS07485 | | XRE family transcriptional regulator | insig. | 27 | 96 |
| | Ralstonia sp. UNC404CL21Col | ABZR87_RS23125 | | XRE family transcriptional regulator | strong | 26 | 90 |
| | Pantoea agglomerans CFBP13505 P0401 | PagCFBP13505_RS07555 | | helix-turn-helix domain-containing protein | cofit | 26 | 85 |
| | Enterobacter sp. TBS_079 | MPMX20_03983 | | hypothetical protein | insig. | 25 | 87 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_09140 | | XRE family transcriptional regulator | strong | 24 | 86 |
| | Pseudomonas sp. SVBP6 | COO64_RS01380 | | cupin domain-containing protein | insig. | 26 | 86 |
| | Serratia liquefaciens MT49 | IAI46_12755 | | helix-turn-helix transcriptional regulator | no data | 25 | 80 |
| | Caulobacter crescentus NA1000 | CCNA_02073 | | cupin domain transcriptional regulator | strong | 24 | 91 |
| | Caulobacter crescentus NA1000 Δfur | CCNA_02073 | | cupin domain transcriptional regulator | cofit | 24 | 91 |
| | Rhodospirillum rubrum S1H | Rru_A2042 | | Transcriptional Regulator, XRE family with Cupin sensor domain (NCBI) | insig. | 23 | 86 |