| Orth | Species | Gene | Name | Description | Fitness | %Id | Cov |
| | Sphingobium sp. HT1-2 | GFF3685 | | Zinc-regulated outer membrane receptor | cofit | 100 | 100 |
| | Sphingomonas koreensis DSMZ 15582 | Ga0059261_0498 | | Outer membrane receptor proteins, mostly Fe transport | insig. | 57 | 99 |
| | Sphingobium sp. HT1-2 | GFF158 | | Zinc-regulated outer membrane receptor | cofit | 54 | 99 |
| | Sphingomonas koreensis DSMZ 15582 | Ga0059261_2525 | | Outer membrane receptor proteins, mostly Fe transport | insig. | 52 | 99 |
| | Brevundimonas sp. GW460-12-10-14-LB2 | A4249_RS13920 | | TonB-dependent receptor | insig. | 40 | 93 |
| o | Cupriavidus basilensis FW507-4G11 | RR42_RS01015 | | TonB-dependent receptor | sig. | 36 | 94 |
| | Caulobacter crescentus NA1000 | CCNA_00214 | | TonB-dependent receptor | cofit | 37 | 93 |
| | Caulobacter crescentus NA1000 Δfur | CCNA_00214 | | TonB-dependent receptor | cofit | 37 | 93 |
| o | Methylophilus sp. DMC18 | GFF2844 | | putative TonB-dependent receptor | insig. | 38 | 92 |
| o | Lysobacter sp. OAE881 | ABIE51_RS06230 | | TonB-dependent receptor | insig. | 36 | 95 |
| | Pseudomonas putida KT2440 | PP_1446 | | TonB-dependent receptor | insig. | 35 | 100 |
| | Pseudomonas sp. BP01 | JOY50_RS14760 | | TonB-dependent receptor | insig. | 35 | 100 |
| o | Pseudomonas stutzeri RCH2 | Psest_3076 | | Outer membrane receptor proteins, mostly Fe transport | insig. | 35 | 98 |
| o | Pseudomonas aeruginosa MRSN321 | DY961_RS08595 | | TonB-dependent receptor | insig. | 35 | 92 |
| o | Pseudomonas aeruginosa PUPa3 | DQ20_RS44255 | | TonB-dependent receptor | insig. | 35 | 92 |
| o | Pseudomonas aeruginosa PA14 | IKLFDK_03360 | | TonB-dependent receptor | insig. | 35 | 92 |
| | Pseudomonas orientalis W4I3 | QF045_RS08285 | | TonB-dependent receptor | insig. | 35 | 93 |
| | Pseudomonas simiae WCS417 | PS417_05305 | | TonB-dependent receptor | insig. | 35 | 93 |
| | Pseudomonas fluorescens SBW25 | PFLU_RS05390 | | TonB-dependent receptor | insig. | 35 | 93 |
| | Pseudomonas fluorescens SBW25-INTG | PFLU_RS05390 | | TonB-dependent receptor | insig. | 35 | 93 |
| | Kangiella aquimarina DSM 16071 | B158DRAFT_0494 | | Outer membrane receptor proteins, mostly Fe transport | insig. | 36 | 90 |
| | Pseudomonas sp. SVBP6 | COO64_RS16655 | | TonB-dependent receptor | insig. | 34 | 94 |
| | Paraburkholderia graminis OAS925 | ABIE53_004886 | | iron complex outermembrane receptor protein | insig. | 34 | 95 |
| o | Acidovorax sp. GW101-3H11 | Ac3H11_2232 | | Zinc-regulated outer membrane receptor | insig. | 32 | 92 |
| o | Acinetobacter radioresistens SK82 | MPMX26_00459 | | putative TonB-dependent receptor | insig. | 33 | 93 |
| o | Shewanella sp. ANA-3 | Shewana3_3383 | | TonB-dependent receptor, plug (RefSeq) | insig. | 32 | 94 |
| o | Alteromonas macleodii MIT1002 | MIT1002_00685 | | putative TonB-dependent receptor precursor | insig. | 34 | 94 |
| | Dyella japonica UNC79MFTsu3.2 | ABZR86_RS07895 | | TonB-dependent receptor | insig. | 34 | 93 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS38315 | | TonB-dependent receptor | insig. | 33 | 98 |
| | Sphingomonas koreensis DSMZ 15582 | Ga0059261_1358 | | Outer membrane receptor proteins, mostly Fe transport | insig. | 32 | 98 |
| | Xanthomonas campestris pv. campestris strain 8004 | Xcc-8004.1824.1 | | Zinc-regulated outer membrane receptor | sig. | 33 | 100 |
| o | Acinetobacter baumannii LAC-4 | RR41_RS03030 | | zinc piracy TonB-dependent receptor ZnuD | cofit | 30 | 93 |
| | Alteromonas macleodii MIT1002 | MIT1002_03858 | | putative TonB-dependent receptor precursor | cofit | 31 | 91 |
| o | Variovorax sp. OAS795 | ABID97_RS21345 | | TonB-dependent receptor | insig. | 33 | 93 |
| | Herbaspirillum seropedicae SmR1 | HSERO_RS00850 | | TonB-dependent receptor | insig. | 31 | 94 |
| o | Variovorax sp. SCN45 | GFF6522 | | Zinc-regulated outer membrane receptor | insig. | 33 | 93 |
| | Rhodopseudomonas palustris CGA009 | TX73_022730 | | TonB-dependent receptor | insig. | 29 | 100 |
| | Mucilaginibacter yixingensis YX-36 DSM 26809 | ABZR88_RS18170 | | TonB-dependent receptor | insig. | 25 | 90 |
| | Cellulophaga baltica 18 | M666_RS17395 | | TonB-dependent receptor | insig. | 22 | 89 |
| | Bacteroides thetaiotaomicron VPI-5482 | BT1420 | | conserved hypothetical protein (NCBI ptt file) | strong | 23 | 94 |
| | Pedobacter sp. GW460-11-11-14-LB5 | CA265_RS22470 | | energy transducer TonB | insig. | 29 | 49 |
| | Phocaeicola dorei CL03T12C01 | ABI39_RS13815 | | TonB-dependent receptor | strong | 22 | 94 |
| | Phocaeicola vulgatus CL09T03C04 | HMPREF1058_RS17625 | | TonB-dependent receptor | strong | 22 | 94 |
| | Acinetobacter radioresistens SK82 | MPMX26_01440 | | hypothetical protein | no data | 25 | 65 |
| | Echinicola vietnamensis KMM 6221, DSM 17526 | Echvi_4554 | | Outer membrane receptor proteins, mostly Fe transport | insig. | 21 | 97 |
| | Bacteroides ovatus ATCC 8483 | BACOVA_00833 | | TonB-dependent receptor | sig. | 28 | 38 |
| | Acinetobacter baumannii LAC-4 | RR41_RS09195 | | TonB-dependent receptor | insig. | 24 | 65 |
| | Dechlorosoma suillum PS | Dsui_1660 | | outer membrane cobalamin receptor protein | cofit | 25 | 67 |
| | Pontibacter actiniarum KMM 6156, DSM 19842 | CA264_16430 | | TonB dependent receptor | insig. | 25 | 44 |
| | Pedobacter sp. GW460-11-11-14-LB5 | CA265_RS22470 | | energy transducer TonB | insig. | 30 | 26 |
| | Echinicola vietnamensis KMM 6221, DSM 17526 | Echvi_3023 | | Outer membrane receptor proteins, mostly Fe transport | insig. | 23 | 46 |
| | Sphingomonas koreensis DSMZ 15582 | Ga0059261_0620 | | Outer membrane cobalamin receptor protein | strong | 39 | 20 |
| | Pedobacter sp. GW460-11-11-14-LB5 | CA265_RS07380 | | energy transducer TonB | insig. | 27 | 36 |
| | Escherichia coli BL21 | ECD_02084 | | colicin IA outer membrane receptor and translocator; ferric iron-catecholate transporter | insig. | 31 | 24 |
| | Escherichia coli ECOR27 | NOLOHH_15080 | cirA | catecholate siderophore receptor CirA | insig. | 31 | 24 |
| | Escherichia coli ECRC100 | OKFHMN_23505 | cirA | catecholate siderophore receptor CirA | cofit | 31 | 24 |
| | Escherichia coli ECRC101 | MCAODC_14555 | cirA | catecholate siderophore receptor CirA | insig. | 31 | 24 |
| | Escherichia coli ECRC102 | NIAGMN_21270 | cirA | catecholate siderophore receptor CirA | insig. | 31 | 24 |
| | Escherichia coli ECRC62 | BNILDI_14000 | cirA | catecholate siderophore receptor CirA | insig. | 31 | 24 |
| | Escherichia coli ECRC98 | JDDGAC_27465 | cirA | catecholate siderophore receptor CirA | insig. | 31 | 24 |
| | Escherichia coli ECRC99 | KEDOAH_04680 | cirA | catecholate siderophore receptor CirA | no data | 31 | 24 |
| | Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_01556 | | Colicin I receptor | insig. | 31 | 24 |
| | Escherichia coli Nissle 1917 | ECOLIN_RS12615 | | catecholate siderophore receptor CirA | no data | 31 | 24 |
| | Escherichia coli BW25113 | b2155 | cirA | ferric iron-catecholate outer membrane transporter (NCBI) | strong | 31 | 24 |
| | Escherichia fergusonii Becca | EFB2_01701 | | Colicin I receptor | insig. | 31 | 24 |
| | Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF3779 | | Colicin I receptor precursor | insig. | 32 | 22 |
| | Escherichia fergusonii Becca | EFB2_04644 | | Vitamin B12 transporter BtuB | insig. | 33 | 23 |
| | Pseudomonas stutzeri RCH2 | Psest_4275 | | Outer membrane receptor for ferrienterochelin and colicins | insig. | 29 | 40 |
| | Escherichia coli ECRC99 | KEDOAH_14630 | btuB | TonB-dependent vitamin B12 receptor BtuB | no data | 32 | 23 |
| | Escherichia coli ECOR27 | NOLOHH_05675 | btuB | TonB-dependent vitamin B12 receptor BtuB | insig. | 32 | 23 |
| | Escherichia coli ECOR38 | HEPCGN_12185 | btuB | TonB-dependent vitamin B12 receptor BtuB | insig. | 32 | 23 |
| | Escherichia coli ECRC62 | BNILDI_05850 | btuB | TonB-dependent vitamin B12 receptor BtuB | cofit | 32 | 23 |
| | Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_04084 | | Vitamin B12 transporter BtuB | cofit | 32 | 23 |
| | Escherichia coli Nissle 1917 | ECOLIN_RS22905 | | TonB-dependent vitamin B12 receptor BtuB | strong | 32 | 23 |
| | Escherichia coli BW25113 | b3966 | btuB | vitamin B12/cobalamin outer membrane transporter (NCBI) | sig. | 32 | 23 |
| | Cellulophaga baltica 18 | M666_RS10645 | | TonB-dependent receptor | insig. | 22 | 51 |
| | Pedobacter sp. GW460-11-11-14-LB5 | CA265_RS24460 | | TonB-dependent receptor | insig. | 23 | 44 |
| | Escherichia coli ECOR38 | HEPCGN_22770 | | hypothetical protein | insig. | 32 | 23 |
| | Escherichia coli ECRC100 | OKFHMN_13530 | btuB | TonB-dependent vitamin B12 receptor BtuB | cofit | 32 | 23 |
| | Escherichia coli ECRC101 | MCAODC_04030 | btuB | TonB-dependent vitamin B12 receptor BtuB | insig. | 32 | 23 |
| | Escherichia coli ECRC102 | NIAGMN_11280 | btuB | TonB-dependent vitamin B12 receptor BtuB | cofit | 32 | 23 |
| | Escherichia coli ECRC98 | JDDGAC_17155 | btuB | TonB-dependent vitamin B12 receptor BtuB | insig. | 32 | 23 |
| | Enterobacter asburiae PDN3 | EX28DRAFT_0401 | | Outer membrane receptor for ferrienterochelin and colicins | insig. | 32 | 24 |
| | Klebsiella michiganensis M5al | BWI76_RS19680 | | catecholate siderophore receptor CirA | insig. | 31 | 23 |
| | Ralstonia solanacearum PSI07 | RPSI07_RS00925 | | TonB-dependent hemoglobin/transferrin/lactoferrin family receptor | insig. | 23 | 96 |
| | Rahnella sp. WP5 | EX31_RS14135 | | TonB-dependent vitamin B12 receptor BtuB | cofit | 33 | 24 |
| | Klebsiella pneumoniae MKP103 | KDGMDA_26635 | | catecholate siderophore receptor CirA | insig. | 30 | 24 |
| | Bacteroides ovatus ATCC 8483 | BACOVA_00833 | | TonB-dependent receptor | sig. | 32 | 17 |
| | Methylophilus sp. DMC18 | GFF1480 | | Vitamin B12 transporter BtuB | cofit | 33 | 19 |
| | Enterobacter sp. TBS_079 | MPMX20_04514 | | Vitamin B12 transporter BtuB | cofit | 32 | 23 |
| | Xanthobacter sp. DMC5 | GFF2706 | | Ferrichrome outer membrane transporter/phage receptor | insig. | 34 | 21 |
| | Vibrio cholerae E7946 ATCC 55056 | CSW01_14345 | | ligand-gated channel | insig. | 30 | 21 |
| | Pantoea sp. MT58 | IAI47_04670 | | catecholate siderophore receptor CirA | insig. | 30 | 23 |
| | Acinetobacter radioresistens SK82 | MPMX26_01440 | | hypothetical protein | no data | 33 | 15 |
| | Phocaeicola dorei CL03T12C01 | ABI39_RS02085 | | TonB-dependent receptor | insig. | 34 | 25 |
| | Castellaniella sp019104865 MT123 | ABCV34_RS14545 | | TonB-dependent receptor | cofit | 32 | 22 |
| | Azospirillum brasilense Sp245 | AZOBR_RS19160 | | outer membrane cobalamin receptor protein BtuB | insig. | 34 | 21 |
| | Xanthobacter sp. DMC5 | GFF2992 | | Vitamin B12 transporter BtuB | insig. | 34 | 21 |
| | Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF2352 | | Outer membrane vitamin B12 receptor BtuB | insig. | 32 | 23 |
| | Pontibacter actiniarum KMM 6156, DSM 19842 | CA264_16430 | | TonB dependent receptor | insig. | 28 | 23 |