| Organism | Ratio1 | Gene1 | Name1 | Description1 | Ratio2 | Gene2 | Name2 | Description2 | Cofit | Rank |
| Vibrio cholerae E7946 ATCC 55056 | 1.0 | CSW01_12055 | | cobalamin-binding protein | 1.0 | CSW01_01860 | | SlyX protein | 0.43 | 18 |
| Rahnella sp. WP5 | 0.40 | EX31_RS03185 | | vitamin B12 ABC transporter substrate-binding protein BtuF | 0.44 | EX31_RS04480 | | lysis protein | low | > 89 |
| Shewanella sp. ANA-3 | 0.38 | Shewana3_3272 | | periplasmic binding protein (RefSeq) | 0.45 | Shewana3_0901 | | SlyX family protein (RefSeq) | — | — |
| Shewanella amazonensis SB2B | 0.37 | Sama_2869 | | ABC transporter, periplasmic substrate-binding protein, putative (RefSeq) | 0.38 | Sama_0640 | | SlyX protein (RefSeq) | low | > 62 |
| Dickeya dadantii 3937 | 0.37 | DDA3937_RS15875 | | vitamin B12 ABC transporter substrate-binding protein BtuF | 0.46 | DDA3937_RS19365 | | SlyX family protein | — | — |
| Dickeya dianthicola ME23 | 0.37 | DZA65_RS17100 | | vitamin B12 ABC transporter substrate-binding protein BtuF | 0.45 | DZA65_RS20585 | | phi X174 lysis protein | — | — |
| Shewanella oneidensis MR-1 | 0.37 | SO3709 | | ABC transporter, periplasmic substrate-binding protein, putative (NCBI ptt file) | 0.42 | SO1063 | slyX | slyX protein (NCBI ptt file) | low | > 76 |
| Dickeya dianthicola 67-19 | 0.36 | HGI48_RS16015 | | vitamin B12 ABC transporter substrate-binding protein BtuF | 0.45 | HGI48_RS19495 | | SlyX family protein | — | — |
| Pectobacterium carotovorum WPP14 | 0.36 | HER17_RS05645 | | vitamin B12 ABC transporter substrate-binding protein BtuF | 0.43 | HER17_RS01970 | | SlyX family protein | low | > 75 |
| Pantoea agglomerans CFBP13505 P0401 | 0.36 | PagCFBP13516_RS15890 | btuF | vitamin B12 ABC transporter substrate-binding protein BtuF | 0.46 | PagCFBP13516_RS02060 | | SlyX family protein | low | > 80 |
| Shewanella loihica PV-4 | 0.36 | Shew_0719 | | periplasmic binding protein (RefSeq) | 0.45 | Shew_0838 | | SlyX family protein (RefSeq) | — | — |
| Klebsiella michiganensis M5al | 0.34 | BWI76_RS05165 | | cobalamin-binding protein | 0.43 | BWI76_RS25915 | | protein SlyX | low | > 92 |
| Pantoea sp. MT58 | 0.33 | IAI47_15575 | | vitamin B12 ABC transporter substrate-binding protein BtuF | 0.45 | IAI47_02045 | | SlyX family protein | low | > 76 |
| Enterobacter sp. TBS_079 | 0.32 | MPMX20_00844 | | Vitamin B12-binding protein | 0.41 | MPMX20_04241 | | Protein SlyX | low | > 85 |
| Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | 0.32 | GFF63 | | Vitamin B12 ABC transporter, B12-binding component BtuF | 0.41 | GFF3724 | | Protein SlyX | — | — |
| Enterobacter asburiae PDN3 | 0.31 | EX28DRAFT_3747 | | ABC-type Fe3+-hydroxamate transport system, periplasmic component | 0.43 | EX28DRAFT_4182 | | Uncharacterized protein conserved in bacteria | low | > 76 |
| Klebsiella pneumoniae MRSN742743 | 0.31 | GJGHJB_04108 | btuF | vitamin B12 ABC transporter substrate-binding protein BtuF | 0.43 | GJGHJB_00382 | slyX | Protein SlyX | low | > 83 |
| Klebsiella pneumoniae MKP103 | 0.31 | KDGMDA_13410 | | vitamin B12 ABC transporter substrate-binding protein BtuF | 0.43 | KDGMDA_06770 | | Protein SlyX | low | > 94 |
| Marinobacter adhaerens HP15 | 0.30 | HP15_3954 | | substrate-binding periplasmic (PBP) ABC transporter protein | 0.34 | HP15_1158 | | SlyX protein | low | > 73 |
| Escherichia coli BL21 | 0.30 | ECD_00157 | | vitamin B12 ABC transporter periplasmic binding protein | 0.42 | ECD_03199 | | phi X174 lysis protein | low | > 61 |
| Escherichia coli ECOR38 | 0.30 | HEPCGN_08220 | btuF | vitamin B12 ABC transporter substrate-binding protein BtuF | 0.42 | HEPCGN_16120 | slyX | Protein SlyX | low | > 88 |
| Escherichia coli ECRC102 | 0.30 | NIAGMN_08120 | btuF | vitamin B12 ABC transporter substrate-binding protein BtuF | 0.42 | NIAGMN_15060 | slyX | Protein SlyX | low | > 80 |
| Escherichia coli ECRC98 | 0.30 | JDDGAC_13865 | btuF | vitamin B12 ABC transporter substrate-binding protein BtuF | 0.42 | JDDGAC_20920 | slyX | Protein SlyX | — | — |
| Escherichia coli ECRC62 | 0.30 | BNILDI_09055 | btuF | vitamin B12 ABC transporter substrate-binding protein BtuF | 0.42 | BNILDI_02430 | slyX | Protein SlyX | — | — |
| Escherichia fergusonii Becca | 0.30 | EFB2_03886 | | Vitamin B12-binding protein | 0.42 | EFB2_00475 | | Protein SlyX | low | > 86 |
| Escherichia coli ECRC100 | 0.30 | OKFHMN_10270 | btuF | vitamin B12 ABC transporter substrate-binding protein BtuF | 0.42 | OKFHMN_17290 | slyX | Protein SlyX | — | — |
| Escherichia coli ECRC99 | 0.30 | KEDOAH_17885 | btuF | vitamin B12 ABC transporter substrate-binding protein BtuF | 0.42 | KEDOAH_10850 | slyX | Protein SlyX | — | — |
| Escherichia coli HS(pFamp)R (ATCC 700891) | 0.30 | OHPLBJKB_03504 | | Vitamin B12-binding protein | 0.42 | OHPLBJKB_00355 | | Protein SlyX | low | > 74 |
| Escherichia coli BW25113 | 0.30 | b0158 | btuF | vitamin B12-transporter protein BtuF (NCBI) | 0.42 | b3348 | slyX | hypothetical protein (NCBI) | low | > 76 |
| Escherichia coli ECOR27 | 0.30 | NOLOHH_02615 | btuF | vitamin B12 ABC transporter substrate-binding protein BtuF | 0.42 | NOLOHH_09090 | slyX | Protein SlyX | — | — |
| Escherichia coli ECRC101 | 0.30 | MCAODC_00785 | btuF | vitamin B12 ABC transporter substrate-binding protein BtuF | 0.42 | MCAODC_07820 | slyX | Protein SlyX | low | > 87 |
| Pseudomonas lactucae CFBP13502 | 0.30 | GEMAOFIL_05149 | | Vitamin B12-binding protein | 0.38 | GEMAOFIL_04650 | | Protein SlyX | — | — |
| Escherichia coli Nissle 1917 | 0.29 | ECOLIN_RS00880 | | vitamin B12 ABC transporter substrate-binding protein BtuF | 0.42 | ECOLIN_RS19175 | | protein SlyX | — | — |
| Pseudomonas simiae WCS417 | 0.29 | PS417_25220 | | iron-hydroxamate ABC transporter substrate-binding protein | 0.38 | PS417_22490 | | hypothetical protein | — | — |
| Pseudomonas aeruginosa PA14 | 0.28 | IKLFDK_20855 | | cobalamin-binding protein | 0.35 | IKLFDK_04340 | | Protein SlyX-like protein | — | — |
| Pseudomonas aeruginosa PUPa3 | 0.28 | NPBIFN_00917 | | Fe/B12 periplasmic-binding domain-containing protein | 0.35 | NPBIFN_04224 | slyX | Protein SlyX-like protein | — | — |
| Pseudomonas aeruginosa MRSN321 | 0.28 | PFGADD_00912 | | Fe/B12 periplasmic-binding domain-containing protein | 0.35 | PFGADD_04165 | slyX | Protein SlyX-like protein | — | — |
| Pseudomonas sp. FW215-L2 | 0.27 | GFF1768 | | Vitamin B12-binding protein | 0.38 | GFF3362 | | Protein SlyX | — | — |
| Pseudomonas fluorescens SBW25 | 0.27 | PFLU_RS26855 | | cobalamin-binding protein | 0.38 | PFLU_RS24130 | | protein SlyX | low | > 109 |
| Pseudomonas fluorescens SBW25-INTG | 0.27 | PFLU_RS26855 | | cobalamin-binding protein | 0.38 | PFLU_RS24130 | | protein SlyX | low | > 109 |
| Pseudomonas stutzeri RCH2 | 0.27 | Psest_3542 | | ABC-type Fe3+-hydroxamate transport system, periplasmic component | 0.36 | Psest_1490 | | Uncharacterized protein conserved in bacteria | — | — |
| Pseudomonas orientalis W4I3 | 0.27 | QF045_RS27185 | | cobalamin-binding protein | 0.38 | QF045_RS24655 | | SlyX family protein | low | > 93 |
| Pseudomonas fluorescens FW300-N2E3 | 0.26 | AO353_06665 | | iron-hydroxamate ABC transporter substrate-binding protein | 0.36 | AO353_03620 | | hypothetical protein | — | — |
| Pseudomonas fluorescens FW300-N2C3 | 0.26 | AO356_14980 | | iron-hydroxamate ABC transporter substrate-binding protein | 0.37 | AO356_17980 | | hypothetical protein | — | — |
| Pseudomonas fluorescens FW300-N1B4 | 0.26 | Pf1N1B4_2659 | | Vitamin B12 ABC transporter, B12-binding component BtuF | 0.35 | Pf1N1B4_645 | | Protein SlyX | — | — |
| Pseudomonas fluorescens GW456-L13 | 0.26 | PfGW456L13_1323 | | Vitamin B12 ABC transporter, B12-binding component BtuF | 0.36 | PfGW456L13_1844 | | Protein SlyX | — | — |
| Pseudomonas sp. SVBP6 | 0.26 | COO64_RS15840 | | cobalamin-binding protein | 0.33 | COO64_RS20055 | | SlyX family protein | low | > 91 |
| Pseudomonas fluorescens FW300-N2E2 | 0.26 | Pf6N2E2_4929 | | Vitamin B12 ABC transporter, B12-binding component BtuF | 0.37 | Pf6N2E2_5526 | | Protein SlyX | — | — |
| Pseudomonas segetis P6 | 0.25 | ACVTMO_RS04960 | | cobalamin-binding protein | 0.32 | ACVTMO_RS08320 | | SlyX family protein | low | > 75 |
Not shown: 15 genomes with orthologs for CSW01_12055 only; 12 genomes with orthologs for CSW01_01860 only