| Orth | Species | Gene | Name | Description | Fitness | %Id | Cov |
| | Sphingobium sp. HT1-2 | GFF4294 | | DNA-binding protein HU-beta | cofit | 100 | 100 |
| | Sphingobium sp. HT1-2 | GFF4200 | | Integration host factor alpha subunit | insig. | 62 | 97 |
| o | Agrobacterium fabrum C58 | Atu6120 | | HNS-type DNA binding protein | insig. | 56 | 97 |
| o | Rhizobium sp. OAE497 | ABIE40_RS29030 | | HU family DNA-binding protein | no data | 52 | 95 |
| | Agrobacterium fabrum C58 | Atu5106 | | DNA binding protein | insig. | 60 | 80 |
| | Caulobacter crescentus NA1000 | CCNA_02416 | | DNA-binding protein HU | strong | 53 | 97 |
| | Caulobacter crescentus NA1000 Δfur | CCNA_02416 | | DNA-binding protein HU | cofit | 53 | 97 |
| | Azospirillum sp. SherDot2 | MPMX19_01048 | | DNA-binding protein HU | no data | 45 | 97 |
| | Kangiella aquimarina DSM 16071 | B158DRAFT_1262 | | integration host factor, alpha subunit | strong | 41 | 97 |
| | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_04508 | | integration host factor subunit alpha | no data | 43 | 98 |
| | Magnetospirillum magneticum AMB-1 | AMB_RS11020 | | HU family DNA-binding protein | insig. | 45 | 94 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS13615 | | integration host factor subunit alpha | no data | 43 | 98 |
| | Paraburkholderia graminis OAS925 | ABIE53_002897 | | integration host factor subunit alpha | no data | 43 | 98 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS05305 | | integration host factor subunit alpha | no data | 43 | 98 |
| | Acinetobacter baumannii LAC-4 | RR41_RS15960 | | integration host factor subunit alpha | no data | 39 | 95 |
| | Azospirillum brasilense Sp245 | AZOBR_RS08890 | | DNA-binding protein | no data | 42 | 96 |
| | Magnetospirillum magneticum AMB-1 | AMB_RS10490 | | HU family DNA-binding protein | no data | 44 | 94 |
| | Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_02021 | | Integration host factor subunit alpha | no data | 40 | 97 |
| | Enterobacter asburiae PDN3 | EX28DRAFT_1719 | | integration host factor, alpha subunit | cofit | 40 | 97 |
| | Enterobacter sp. TBS_079 | MPMX20_01901 | | Integration host factor subunit alpha | strong | 40 | 97 |
| | Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF3528 | | Integration host factor alpha subunit | strong | 40 | 97 |
| | Escherichia coli BL21 | ECD_01681 | | integration host factor (IHF), DNA-binding protein, alpha subunit | strong | 40 | 97 |
| | Escherichia fergusonii Becca | EFB2_02279 | | Integration host factor subunit alpha | no data | 40 | 97 |
| | Escherichia coli ECOR27 | NOLOHH_17610 | | Integration host factor subunit alpha | no data | 40 | 97 |
| | Escherichia coli ECOR38 | HEPCGN_05455 | | Integration host factor subunit alpha | no data | 40 | 97 |
| | Escherichia coli ECRC100 | OKFHMN_27090 | | Integration host factor subunit alpha | no data | 40 | 97 |
| | Escherichia coli ECRC101 | MCAODC_18320 | | Integration host factor subunit alpha | no data | 40 | 97 |
| | Escherichia coli ECRC102 | NIAGMN_00975 | | Integration host factor subunit alpha | cofit | 40 | 97 |
| | Escherichia coli ECRC62 | BNILDI_16405 | | Integration host factor subunit alpha | insig. | 40 | 97 |
| | Escherichia coli ECRC98 | JDDGAC_01665 | | Integration host factor subunit alpha | no data | 40 | 97 |
| | Escherichia coli ECRC99 | KEDOAH_01020 | | Integration host factor subunit alpha | no data | 40 | 97 |
| | Escherichia coli Nissle 1917 | ECOLIN_RS09565 | | integration host factor subunit alpha | no data | 40 | 97 |
| | Escherichia coli BW25113 | b1712 | ihfA | integration host factor subunit alpha (NCBI) | strong | 40 | 97 |
| | Klebsiella pneumoniae MKP103 | KDGMDA_24355 | | Integration host factor subunit alpha | no data | 40 | 97 |
| | Dickeya dadantii 3937 | DDA3937_RS11405 | | integration host factor subunit alpha | no data | 38 | 97 |
| | Dickeya dianthicola 67-19 | HGI48_RS11445 | | integration host factor subunit alpha | no data | 38 | 97 |
| | Dickeya dianthicola ME23 | DZA65_RS11790 | | integration host factor subunit alpha | no data | 38 | 97 |
| | Pantoea sp. MT58 | IAI47_10950 | | integration host factor subunit alpha | no data | 38 | 97 |
| | Shewanella loihica PV-4 | Shew_2214 | | integration host factor, alpha subunit (RefSeq) | no data | 38 | 97 |
| | Pantoea agglomerans CFBP13505 P0401 | PagCFBP13505_RS17640 | | integration host factor subunit alpha | no data | 38 | 97 |
| | Pectobacterium carotovorum WPP14 | HER17_RS11485 | | integration host factor subunit alpha | no data | 38 | 97 |
| | Vibrio cholerae E7946 ATCC 55056 | CSW01_06190 | | integration host factor subunit alpha | no data | 42 | 97 |
| | Erwinia amylovora T8 | OLJFJH_14680 | | Integration host factor subunit alpha | no data | 38 | 97 |
| | Xanthomonas campestris pv. campestris strain 8004 | Xcc-8004.4045.1 | | DNA-binding protein HU-beta | no data | 44 | 93 |
| | Klebsiella michiganensis M5al | BWI76_RS17115 | | integration host factor subunit alpha | no data | 38 | 97 |
| | Serratia liquefaciens MT49 | IAI46_10990 | | integration host factor subunit alpha | no data | 38 | 97 |
| | Alteromonas macleodii MIT1002 | MIT1002_01638 | | Integration host factor subunit alpha | strong | 40 | 97 |
| | Rahnella sp. WP5 | EX31_RS14045 | | integration host factor subunit alpha | no data | 38 | 97 |
| | Erwinia tracheiphila HP pepo 2.2 | IJEDHG_25460 | | Integration host factor subunit alpha | no data | 37 | 97 |
| | Erwinia tracheiphila SCR3 | LU632_RS10925 | ihfA | integration host factor subunit alpha | no data | 37 | 97 |
| | Sphingomonas koreensis DSMZ 15582 | Ga0059261_2324 | | integration host factor, alpha subunit | sig. | 40 | 98 |
| | Acinetobacter radioresistens SK82 | MPMX26_00565 | | Integration host factor subunit alpha | no data | 37 | 95 |
| | Dechlorosoma suillum PS | Dsui_1964 | | integration host factor, alpha subunit | insig. | 40 | 94 |
| | Magnetospirillum magneticum AMB-1 | AMB_RS04760 | | HU family DNA-binding protein | no data | 43 | 94 |
| | Bosea sp. OAE506 | ABIE41_RS19685 | | integration host factor subunit alpha | no data | 42 | 97 |
| | Rahnella sp. WP5 | EX31_RS22260 | | DNA-binding protein HU-beta | insig. | 41 | 97 |
| | Castellaniella sp019104865 MT123 | ABCV34_RS04725 | | integration host factor subunit alpha | no data | 40 | 93 |
| | Shewanella sp. ANA-3 | Shewana3_1865 | ihfA | integration host factor subunit alpha (RefSeq) | no data | 37 | 97 |
| | Shewanella oneidensis MR-1 | SO2087 | ihfA | integration host factor, alpha subunit (NCBI ptt file) | no data | 37 | 97 |
| | Shewanella amazonensis SB2B | Sama_1951 | ihfA | integration host factor subunit alpha (RefSeq) | no data | 37 | 97 |
| | Marinobacter adhaerens HP15 | HP15_1077 | | integration host factor, alpha subunit | no data | 37 | 95 |
| | Magnetospirillum magneticum AMB-1 | AMB_RS05070 | | HU family DNA-binding protein | no data | 42 | 94 |
| | Methylophilus sp. DMC18 | GFF885 | | Integration host factor subunit alpha | no data | 40 | 97 |
| | Herbaspirillum seropedicae SmR1 | HSERO_RS09910 | | integration host factor subunit alpha | strong | 39 | 93 |
| | Pseudomonas sp. BP01 | JOY50_RS04355 | ihfA | integration host factor subunit alpha | insig. | 37 | 95 |
| | Pseudomonas putida KT2440 | PP_2471 | | Integration host factor subunit alpha | no data | 37 | 95 |
| | Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF4356 | | DNA-binding protein HU-beta | cofit | 42 | 96 |
| | Ralstonia solanacearum PSI07 | RPSI07_RS15725 | | integration host factor subunit alpha | no data | 41 | 91 |
| | Pseudomonas stutzeri RCH2 | Psest_1974 | | integration host factor, alpha subunit | strong | 37 | 95 |
| | Azospirillum sp. SherDot2 | MPMX19_01544 | | DNA-binding protein HU | no data | 43 | 96 |
| | Ralstonia sp. UNC404CL21Col | ABZR87_RS13705 | | integration host factor subunit alpha | insig. | 41 | 91 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS01765 | | integration host factor subunit alpha | no data | 41 | 91 |
| | Ralstonia solanacearum GMI1000 | RS_RS07970 | | integration host factor subunit alpha | no data | 41 | 91 |
| | Ralstonia solanacearum UW163 | UW163_RS15075 | | integration host factor subunit alpha | no data | 41 | 91 |
| | Pseudomonas aeruginosa PA14 | IKLFDK_13775 | | integration host factor subunit alpha | no data | 37 | 95 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS06630 | | integration host factor subunit alpha | strong | 41 | 91 |
| | Dyella japonica UNC79MFTsu3.2 | ABZR86_RS09665 | | integration host factor subunit alpha | no data | 37 | 97 |
| | Pseudomonas segetis P6 | MPMX49_01935 | | Integration host factor subunit alpha | cofit | 37 | 95 |
| | Pseudomonas fluorescens SBW25 | PFLU_RS20290 | | integration host factor subunit alpha | insig. | 37 | 95 |
| | Pseudomonas fluorescens SBW25-INTG | PFLU_RS20290 | | integration host factor subunit alpha | strong | 37 | 95 |
| | Pseudomonas sp. DMC3 | GFF915 | | Integration host factor subunit alpha | insig. | 37 | 95 |
| | Pseudomonas lactucae CFBP13502 | GEMAOFIL_03893 | | Integration host factor subunit alpha | cofit | 37 | 95 |
| | Pseudomonas sp. RS175 | PFR28_02719 | | Integration host factor subunit alpha | strong | 37 | 95 |
| | Pseudomonas sp. S08-1 | OH686_22870 | | integration host factor, alpha subunit | insig. | 37 | 95 |
| | Pseudomonas sp. SVBP6 | COO64_RS10415 | ihfA | integration host factor subunit alpha | insig. | 37 | 95 |
| | Pseudomonas syringae pv. syringae B728a | Psyr_2168 | | Integration host factor, alpha subunit | no data | 37 | 95 |
| | Pseudomonas syringae pv. syringae B728a ΔmexB | Psyr_2168 | | Integration host factor, alpha subunit | no data | 37 | 95 |
| | Pseudomonas simiae WCS417 | PS417_18315 | | integration host factor subunit alpha | no data | 37 | 95 |
| | Pseudomonas fluorescens GW456-L13 | PfGW456L13_3894 | | Integration host factor alpha subunit | insig. | 37 | 95 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_20905 | | integration host factor subunit alpha | no data | 37 | 95 |
| | Pseudomonas fluorescens FW300-N2C3 | AO356_00880 | | integration host factor subunit alpha | strong | 37 | 95 |
| | Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_179 | | Integration host factor alpha subunit | no data | 37 | 95 |
| | Sphingobium sp. HT1-2 | GFF4996 | | Putative DNA-binding protein HU-beta (ACLAME 290) | insig. | 44 | 96 |
| | Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_5425 | | DNA-binding protein HU-beta | insig. | 43 | 93 |
| | Shewanella oneidensis MR-1 | SO1797 | | DNA-binding protein, HU family (NCBI ptt file) | no data | 40 | 96 |
| | Escherichia coli ECOR27 | NOLOHH_01250 | hupB | DNA-binding protein HU-beta | cofit | 41 | 96 |
| | Escherichia coli ECOR38 | HEPCGN_06930 | hupB | DNA-binding protein HU-beta | insig. | 41 | 96 |
| | Escherichia coli ECRC100 | OKFHMN_08315 | hupB | DNA-binding protein HU-beta | cofit | 41 | 96 |
| | Escherichia coli ECRC101 | MCAODC_27540 | hupB | DNA-binding protein HU-beta | sig. | 41 | 96 |
| | Escherichia coli ECRC102 | NIAGMN_06370 | hupB | DNA-binding protein HU-beta | cofit | 41 | 96 |