| Organism | Ratio1 | Gene1 | Name1 | Description1 | Ratio2 | Gene2 | Name2 | Description2 | Cofit | Rank |
| Vibrio cholerae E7946 ATCC 55056 | 1.0 | CSW01_10405 | | Mn2+/Zn2+ABC transporter ATP-binding protein | 1.0 | CSW01_10280 | | heme exporter protein C | 0.72 | 9 |
| Pectobacterium carotovorum WPP14 | 0.57 | HER17_RS11810 | | zinc ABC transporter ATP-binding protein ZnuC | 0.59 | HER17_RS09040 | | heme ABC transporter permease | low | > 75 |
| Pantoea sp. MT58 | 0.56 | IAI47_08460 | | zinc ABC transporter ATP-binding protein ZnuC | 0.64 | IAI47_06075 | | heme ABC transporter permease | low | > 76 |
| Serratia liquefaciens MT49 | 0.56 | IAI46_14610 | | zinc ABC transporter ATP-binding protein ZnuC | 0.61 | IAI46_18100 | | heme ABC transporter permease | low | > 87 |
| Pantoea agglomerans CFBP13505 P0401 | 0.56 | PagCFBP13505_RS02340 | | zinc ABC transporter ATP-binding protein ZnuC | 0.64 | PagCFBP13505_RS00030 | | heme ABC transporter permease | low | > 74 |
| Escherichia coli ECOR38 | 0.55 | HEPCGN_04705 | znuC | zinc ABC transporter ATP-binding protein ZnuC | 0.63 | HEPCGN_22555 | ccmC | heme exporter protein CcmC | low | > 88 |
| Escherichia coli ECRC98 | 0.55 | JDDGAC_00875 | znuC | zinc ABC transporter ATP-binding protein ZnuC | 0.63 | JDDGAC_27250 | ccmC | heme exporter protein CcmC | low | > 87 |
| Escherichia coli HS(pFamp)R (ATCC 700891) | 0.55 | OHPLBJKB_01870 | | Zinc import ATP-binding protein ZnuC | 0.63 | OHPLBJKB_01512 | | Heme exporter protein C | low | > 74 |
| Escherichia coli ECRC101 | 0.55 | MCAODC_19105 | znuC | zinc ABC transporter ATP-binding protein ZnuC | 0.63 | MCAODC_14340 | ccmC | heme exporter protein CcmC | low | > 87 |
| Escherichia coli ECOR27 | 0.55 | NOLOHH_16740 | znuC | zinc ABC transporter ATP-binding protein ZnuC | 0.63 | NOLOHH_14865 | ccmC | heme exporter protein CcmC | low | > 76 |
| Escherichia coli ECRC100 | 0.55 | OKFHMN_26300 | znuC | zinc ABC transporter ATP-binding protein ZnuC | 0.63 | OKFHMN_23290 | ccmC | heme exporter protein CcmC | low | > 79 |
| Escherichia coli ECRC102 | 0.55 | NIAGMN_01760 | znuC | zinc ABC transporter ATP-binding protein ZnuC | 0.63 | NIAGMN_21055 | ccmC | heme exporter protein CcmC | low | > 80 |
| Escherichia coli ECRC99 | 0.55 | KEDOAH_01805 | znuC | zinc ABC transporter ATP-binding protein ZnuC | 0.63 | KEDOAH_04895 | ccmC | heme exporter protein CcmC | — | — |
| Escherichia coli BL21 | 0.55 | ECD_01829 | | zinc ABC transporter ATPase | 0.63 | ECD_02126 | | heme export ABC transporter permease; CcmE-interacting protein | low | > 61 |
| Escherichia fergusonii Becca | 0.55 | EFB2_02084 | | Zinc import ATP-binding protein ZnuC | 0.63 | EFB2_01657 | | Heme exporter protein C | low | > 86 |
| Escherichia coli Nissle 1917 | 0.55 | ECOLIN_RS10350 | | zinc ABC transporter ATP-binding protein ZnuC | 0.63 | ECOLIN_RS12850 | | heme exporter protein CcmC | — | — |
| Klebsiella pneumoniae MKP103 | 0.55 | KDGMDA_25400 | | zinc ABC transporter ATP-binding protein ZnuC | 0.59 | KDGMDA_23860 | | heme ABC transporter permease | low | > 95 |
| Escherichia coli BW25113 | 0.55 | b1858 | znuC | high-affinity zinc transporter ATPase (NCBI) | 0.63 | b2199 | ccmC | heme exporter subunit (NCBI) | low | > 76 |
| Escherichia coli ECRC62 | 0.55 | BNILDI_15530 | znuC | zinc ABC transporter ATP-binding protein ZnuC | 0.63 | BNILDI_13785 | ccmC | heme exporter protein CcmC | low | > 75 |
| Rahnella sp. WP5 | 0.55 | EX31_RS10680 | | zinc ABC transporter ATP-binding protein ZnuC | 0.66 | EX31_RS19760 | | heme ABC transporter permease | low | > 89 |
| Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | 0.55 | GFF1637 | | Zinc ABC transporter, ATP-binding protein ZnuC | 0.64 | GFF4880 | | Cytochrome c-type biogenesis protein CcmC, putative heme lyase for CcmE | — | — |
| Erwinia amylovora T8 | 0.54 | OLJFJH_12870 | | zinc ABC transporter ATP-binding protein ZnuC | 0.64 | OLJFJH_11085 | | heme ABC transporter permease | low | > 58 |
| Pseudomonas stutzeri RCH2 | 0.50 | Psest_4309 | | ABC-type Mn/Zn transport systems, ATPase component | 0.55 | Psest_1756 | | heme exporter protein CcmC | — | — |
| Pseudomonas lactucae CFBP13502 | 0.49 | GEMAOFIL_00279 | | Zinc import ATP-binding protein ZnuC | 0.55 | GEMAOFIL_01872 | | Heme exporter protein C | — | — |
| Pseudomonas sp. DMC3 | 0.48 | GFF636 | | Zinc import ATP-binding protein ZnuC | 0.56 | GFF2487 | | Heme exporter protein C | — | — |
| Pseudomonas fluorescens FW300-N1B4 | 0.47 | Pf1N1B4_1870 | | Zinc ABC transporter, ATP-binding protein ZnuC | 0.55 | Pf1N1B4_3641 | | Cytochrome c-type biogenesis protein CcmC, putative heme lyase for CcmE | — | — |
| Pseudomonas orientalis W4I3 | 0.47 | QF045_RS03325 | | zinc ABC transporter ATP-binding protein ZnuC | 0.54 | QF045_RS11415 | | heme ABC transporter permease | low | > 93 |
| Pseudomonas sp. RS175 | 0.47 | PFR28_04619 | | Zinc import ATP-binding protein ZnuC | 0.54 | PFR28_00867 | | Heme exporter protein C | — | — |
| Pseudomonas fluorescens GW456-L13 | 0.47 | PfGW456L13_599 | | Zinc ABC transporter, ATP-binding protein ZnuC | 0.55 | PfGW456L13_4314 | | Cytochrome c-type biogenesis protein CcmC, putative heme lyase for CcmE | — | — |
| Pseudomonas fluorescens FW300-N2C3 | 0.47 | AO356_11490 | | zinc ABC transporter ATP-binding protein | 0.55 | AO356_03650 | | heme ABC transporter permease | — | — |
| Sinorhizobium meliloti 1021 | 0.47 | SMc04244 | | high-affinity zinc uptake system ATP-binding ABC transporter protein | 0.45 | SMc03849 | | heme exporter C (cytochrome C-type biogenesis protein) transmembrane | low | > 103 |
| Pseudomonas simiae WCS417 | 0.47 | PS417_00380 | | zinc ABC transporter ATP-binding protein | 0.55 | PS417_08700 | | heme ABC transporter permease | — | — |
| Pseudomonas fluorescens SBW25 | 0.47 | PFLU_RS00370 | | zinc ABC transporter ATP-binding protein ZnuC | 0.54 | PFLU_RS08655 | | heme ABC transporter permease | low | > 109 |
| Pseudomonas fluorescens FW300-N2E2 | 0.47 | Pf6N2E2_4167 | | Zinc ABC transporter, ATP-binding protein ZnuC | 0.55 | Pf6N2E2_2558 | | Cytochrome c-type biogenesis protein CcmC, putative heme lyase for CcmE | — | — |
| Pseudomonas fluorescens SBW25-INTG | 0.47 | PFLU_RS00370 | | zinc ABC transporter ATP-binding protein ZnuC | 0.54 | PFLU_RS08655 | | heme ABC transporter permease | low | > 109 |
| Pseudomonas fluorescens FW300-N2E3 | 0.46 | AO353_10905 | | zinc ABC transporter ATP-binding protein | 0.55 | AO353_18860 | | heme ABC transporter permease | — | — |
| Pseudomonas sp. SVBP6 | 0.46 | COO64_RS02450 | znuC | zinc ABC transporter ATP-binding protein ZnuC | 0.57 | COO64_RS25700 | | heme ABC transporter permease | — | — |
| Azospirillum sp. SherDot2 | 0.46 | MPMX19_05516 | | Zinc import ATP-binding protein ZnuC | 0.47 | MPMX19_02530 | | Heme exporter protein C | — | — |
| Pseudomonas segetis P6 | 0.46 | MPMX49_00326 | | Zinc import ATP-binding protein ZnuC | 0.49 | MPMX49_03110 | | Heme exporter protein C | — | — |
| Pseudomonas sp. BP01 | 0.46 | JOY50_RS21135 | znuC | zinc ABC transporter ATP-binding protein ZnuC | 0.52 | JOY50_RS00495 | | heme ABC transporter permease | — | — |
| Pseudomonas putida KT2440 | 0.46 | PP_0118 | | zinc import ATP-binding protein | 0.53 | PP_4325 | | protoheme IX reservoir complex subunit | — | — |
| Pseudomonas aeruginosa PUPa3 | 0.45 | DQ20_RS58230 | znuC;go_function=ATP | zinc ABC transporter ATP-binding protein ZnuC | 0.55 | DQ20_RS47265 | | heme ABC transporter permease | — | — |
| Pseudomonas aeruginosa PA14 | 0.45 | IKLFDK_25910 | | zinc ABC transporter ATP-binding protein ZnuC | 0.55 | IKLFDK_07025 | | Heme exporter protein C | — | — |
| Pseudomonas aeruginosa MRSN321 | 0.45 | DY961_RS25800 | znuC;go_function=ATP | zinc ABC transporter ATP-binding protein ZnuC | 0.55 | DY961_RS05525 | | heme ABC transporter permease | — | — |
| Pseudomonas syringae pv. syringae B728a | 0.45 | Psyr_0277 | | ABC transporter | 0.54 | Psyr_3391 | | Cytochrome c-type biogenesis protein CcmC | — | — |
| Pseudomonas syringae pv. syringae B728a ΔmexB | 0.45 | Psyr_0277 | | ABC transporter | 0.54 | Psyr_3391 | | Cytochrome c-type biogenesis protein CcmC | — | — |
| Azospirillum brasilense Sp245 | 0.45 | AZOBR_RS01590 | | zinc ABC transporter ATP-binding protein | 0.48 | AZOBR_RS00725 | | heme ABC transporter (exporter) permease component | — | — |
| Magnetospirillum magneticum AMB-1 | 0.45 | AMB_RS11675 | | Mn2+/Zn2+ABC transporter ATP-binding protein | 0.45 | AMB_RS21235 | | heme transporter HemC | — | — |
| Pseudomonas sp. S08-1 | 0.45 | OH686_12245 | | Zinc ABC transporter, ATP-binding protein ZnuC | 0.50 | OH686_02650 | | Cytochrome c-type biogenesis protein CcmC, putative heme lyase for CcmE | — | — |
| Marinobacter adhaerens HP15 | 0.45 | HP15_3522 | | zinc import ATP-binding protein znuC | 0.44 | HP15_2284 | | heme exporter protein CcmC | — | — |
| Phaeobacter inhibens DSM 17395 | 0.43 | PGA1_262p02240 | | zinc import ATP-binding protein ZnuC | 0.34 | PGA1_c18870 | | heme exporter protein C | — | — |
| Dinoroseobacter shibae DFL-12 | 0.40 | Dshi_1702 | | ABC transporter related (RefSeq) | 0.34 | Dshi_1853 | | heme exporter protein CcmC (RefSeq) | — | — |
| Rhodospirillum rubrum S1H | 0.23 | Rru_A2389 | | ABC transporter component (NCBI) | 0.43 | Rru_A0038 | | Cytochrome c-type biogenesis protein CcmC (NCBI) | — | — |
Not shown: 19 genomes with orthologs for CSW01_10405 only; 25 genomes with orthologs for CSW01_10280 only