| Organism | Ratio1 | Gene1 | Name1 | Description1 | Ratio2 | Gene2 | Name2 | Description2 | Cofit | Rank |
| Vibrio cholerae E7946 ATCC 55056 | 1.0 | CSW01_03215 | | ABC transporter ATP-binding protein | 1.0 | CSW01_10280 | | heme exporter protein C | 0.93 | 15 |
| Shewanella loihica PV-4 | 0.48 | Shew_0863 | | ABC transporter-related protein (RefSeq) | 0.64 | Shew_0188 | | heme exporter protein CcmC (RefSeq) | — | — |
| Shewanella sp. ANA-3 | 0.47 | Shewana3_3515 | | ABC transporter related (RefSeq) | 0.67 | Shewana3_0229 | | heme exporter protein CcmC (RefSeq) | — | — |
| Shewanella oneidensis MR-1 | 0.47 | SO0742 | | iron(III) ABC transporter, ATP-binding protein (NCBI ptt file) | 0.66 | SO0261 | ccmC | heme exporter protein CcmC (NCBI ptt file) | low | > 76 |
| Shewanella amazonensis SB2B | 0.43 | Sama_0668 | | iron(III) ABC transporter, ATP-binding protein (RefSeq) | 0.64 | Sama_0243 | | heme exporter protein CcmC (RefSeq) | low | > 62 |
| Pectobacterium carotovorum WPP14 | 0.41 | HER17_RS05520 | | ABC transporter ATP-binding protein | 0.59 | HER17_RS09040 | | heme ABC transporter permease | low | > 75 |
| Marinobacter adhaerens HP15 | 0.41 | HP15_749 | | iron(III) ABC transporter, ATP-binding protein | 0.44 | HP15_2284 | | heme exporter protein CcmC | — | — |
| Pseudomonas segetis P6 | 0.41 | MPMX49_01435 | | Fe(3+) ions import ATP-binding protein FbpC 2 | 0.49 | MPMX49_03110 | | Heme exporter protein C | — | — |
| Pseudomonas sp. BP01 | 0.39 | JOY50_RS14885 | | ABC transporter ATP-binding protein | 0.52 | JOY50_RS00495 | | heme ABC transporter permease | — | — |
| Pseudomonas syringae pv. syringae B728a | 0.39 | Psyr_3902 | | ABC transporter:TOBE | 0.54 | Psyr_3391 | | Cytochrome c-type biogenesis protein CcmC | — | — |
| Pseudomonas syringae pv. syringae B728a ΔmexB | 0.39 | Psyr_3902 | | ABC transporter:TOBE | 0.54 | Psyr_3391 | | Cytochrome c-type biogenesis protein CcmC | — | — |
| Pseudomonas fluorescens FW300-N2E3 | 0.39 | AO353_04160 | | iron ABC transporter ATP-binding protein | 0.55 | AO353_18860 | | heme ABC transporter permease | — | — |
| Pseudomonas lactucae CFBP13502 | 0.39 | GEMAOFIL_01305 | | Vitamin B12 import ATP-binding protein BtuD | 0.55 | GEMAOFIL_01872 | | Heme exporter protein C | — | — |
| Pseudomonas sp. DMC3 | 0.39 | GFF5103 | | Vitamin B12 import ATP-binding protein BtuD | 0.56 | GFF2487 | | Heme exporter protein C | — | — |
| Pseudomonas putida KT2440 | 0.39 | PP_1078 | | putative ABC transporter, ATP-binding protein | 0.53 | PP_4325 | | protoheme IX reservoir complex subunit | — | — |
| Pseudomonas sp. RS175 | 0.39 | PFR28_03364 | | Vitamin B12 import ATP-binding protein BtuD | 0.54 | PFR28_00867 | | Heme exporter protein C | — | — |
| Pseudomonas sp. SVBP6 | 0.39 | COO64_RS16820 | | ABC transporter ATP-binding protein | 0.57 | COO64_RS25700 | | heme ABC transporter permease | — | — |
| Pseudomonas fluorescens FW300-N2E2 | 0.39 | Pf6N2E2_5578 | | Ferric iron ABC transporter, ATP-binding protein | 0.55 | Pf6N2E2_2558 | | Cytochrome c-type biogenesis protein CcmC, putative heme lyase for CcmE | — | — |
| Pseudomonas fluorescens GW456-L13 | 0.39 | PfGW456L13_1738 | | Ferric iron ABC transporter, ATP-binding protein | 0.55 | PfGW456L13_4314 | | Cytochrome c-type biogenesis protein CcmC, putative heme lyase for CcmE | — | — |
| Pseudomonas fluorescens FW300-N2C3 | 0.38 | AO356_18270 | | iron ABC transporter ATP-binding protein | 0.55 | AO356_03650 | | heme ABC transporter permease | — | — |
| Pseudomonas fluorescens FW300-N1B4 | 0.38 | Pf1N1B4_763 | | Ferric iron ABC transporter, ATP-binding protein | 0.55 | Pf1N1B4_3641 | | Cytochrome c-type biogenesis protein CcmC, putative heme lyase for CcmE | — | — |
| Pseudomonas sp. S08-1 | 0.38 | OH686_20400 | | Ferric iron ABC transporter, ATP-binding protein | 0.50 | OH686_02650 | | Cytochrome c-type biogenesis protein CcmC, putative heme lyase for CcmE | — | — |
| Pseudomonas stutzeri RCH2 | 0.37 | Psest_1290 | | ABC-type spermidine/putrescine transport systems, ATPase components | 0.55 | Psest_1756 | | heme exporter protein CcmC | — | — |
| Pseudomonas simiae WCS417 | 0.36 | PS417_05590 | | iron ABC transporter ATP-binding protein | 0.55 | PS417_08700 | | heme ABC transporter permease | — | — |
| Pseudomonas aeruginosa PA14 | 0.36 | IKLFDK_18060 | | iron ABC transporter ATP-binding protein | 0.55 | IKLFDK_07025 | | Heme exporter protein C | — | — |
| Pseudomonas fluorescens SBW25-INTG | 0.36 | PFLU_RS05675 | | ABC transporter ATP-binding protein | 0.54 | PFLU_RS08655 | | heme ABC transporter permease | low | > 109 |
| Kangiella aquimarina DSM 16071 | 0.36 | B158DRAFT_1227 | | ABC-type spermidine/putrescine transport systems, ATPase components | 0.45 | B158DRAFT_1325 | | heme exporter protein CcmC | — | — |
| Pseudomonas fluorescens SBW25 | 0.36 | PFLU_RS05675 | | ABC transporter ATP-binding protein | 0.54 | PFLU_RS08655 | | heme ABC transporter permease | low | > 109 |
| Dechlorosoma suillum PS | 0.36 | Dsui_2943 | | ABC-type spermidine/putrescine transport system, ATPase component | 0.50 | Dsui_1169 | | heme exporter protein CcmC | — | — |
| Agrobacterium fabrum C58 | 0.35 | Atu0406 | | ABC transporter, nucleotide binding/ATPase protein | 0.44 | Atu2688 | | ABC transporter, membrane spanning protein (heme) | — | — |
| Rhodospirillum rubrum S1H | 0.35 | Rru_A0767 | | ABC transporter component (NCBI) | 0.43 | Rru_A0038 | | Cytochrome c-type biogenesis protein CcmC (NCBI) | — | — |
| Alteromonas macleodii MIT1002 | 0.34 | MIT1002_00117 | | Maltose/maltodextrin import ATP-binding protein MalK | 0.73 | MIT1002_00962 | | Cytochrome c-type biogenesis protein CcmC | — | — |
Not shown: 9 genomes with orthologs for CSW01_03215 only; 43 genomes with orthologs for CSW01_10280 only