Orth | Species | Gene | Name | Description | Fitness | %Id | Cov |
| Bacteroides thetaiotaomicron VPI-5482 | BT3638 | | Na+/H+ anti-porter (NCBI ptt file) | sig. | 100 | 100 |
o | Bacteroides ovatus ATCC 8483 | BACOVA_03471 | | universal stress family protein | insig. | 93 | 100 |
o | Bacteroides stercoris CC31F | HMPREF1181_RS03120 | | cation:proton antiporter | sig. | 73 | 100 |
o | Phocaeicola vulgatus CL09T03C04 | HMPREF1058_RS00205 | | cation:proton antiporter | strong | 77 | 100 |
o | Phocaeicola dorei CL03T12C01 | ABI39_RS01105 | | cation:proton antiporter | insig. | 77 | 100 |
| Bacteroides ovatus ATCC 8483 | BACOVA_03049 | | transporter, CPA2 family | insig. | 66 | 100 |
o | Pontibacter actiniarum KMM 6156, DSM 19842 | CA264_17300 | | cation/H(+) antiporter | sig. | 42 | 96 |
| Synechococcus elongatus PCC 7942 | Synpcc7942_0307 | napA | Na+/H+ antiporter | strong | 32 | 55 |
| Methanococcus maripaludis JJ | MMJJ_RS01980 | | cation:proton antiporter | strong | 34 | 20 |
| Methanococcus maripaludis S2 | MMP_RS03090 | | cation:proton antiporter | strong | 34 | 20 |
| Methanococcus maripaludis JJ | MMJJ_RS00650 | | cation:proton antiporter | insig. | 26 | 53 |
| Methanococcus maripaludis S2 | MMP_RS04495 | | cation:proton antiporter | sig. | 26 | 53 |
| Synechococcus elongatus PCC 7942 | Synpcc7942_0546 | nha4 | Na+/H+ antiporter | strong | 23 | 71 |
| Bacteroides ovatus ATCC 8483 | BACOVA_04510 | | transporter, CPA2 family | insig. | 22 | 72 |
| Bacteroides thetaiotaomicron VPI-5482 | BT1783 | | cation/H+ antiporter (NCBI ptt file) | insig. | 24 | 50 |
| Dyella japonica UNC79MFTsu3.2 | ABZR86_RS01860 | | cation:proton antiporter | no data | 28 | 42 |
| Rhodanobacter sp. FW510-T8 | OKGIIK_07520 | kefB | cation:proton antiporter | no data | 26 | 44 |
| Parabacteroides merdae CL09T00C40 | HMPREF1078_RS09890 | | cation:proton antiporter | strong | 24 | 45 |
| Phocaeicola dorei CL03T12C01 | ABI39_RS09600 | | cation:proton antiporter | insig. | 23 | 49 |
| Rhodanobacter denitrificans MT42 | LRK55_RS17645 | | cation:proton antiporter | no data | 26 | 43 |
| Rhodanobacter denitrificans FW104-10B01 | LRK54_RS17425 | | cation:proton antiporter | no data | 26 | 43 |
| Variovorax sp. OAS795 | ABID97_RS20710 | | cation:proton antiporter | no data | 24 | 55 |
| Shewanella oneidensis MR-1 | SO1647 | | glutathione-regulated potassium-efflux system protein KefB, putative (NCBI ptt file) | insig. | 24 | 38 |
| Klebsiella michiganensis M5al | BWI76_RS04495 | | glutathione-regulated potassium-efflux system protein KefC | sig. | 27 | 40 |
| Methanococcus maripaludis S2 | MMP_RS02570 | | cation:proton antiporter | insig. | 22 | 63 |
| Alteromonas macleodii MIT1002 | MIT1002_01022 | | NEM-activable K(+)/H(+) antiporter | cofit | 27 | 34 |
| Pantoea sp. MT58 | IAI47_14430 | | Kef family K(+) transporter | insig. | 24 | 73 |
| Dickeya dadantii 3937 | DDA3937_RS19405 | | glutathione-regulated potassium-efflux system protein KefB | cofit | 27 | 55 |
| Shewanella sp. ANA-3 | Shewana3_2797 | | potassium efflux system protein (RefSeq) | insig. | 24 | 38 |
| Dickeya dianthicola 67-19 | HGI48_RS19525 | | glutathione-regulated potassium-efflux system protein KefB | insig. | 27 | 45 |
| Serratia liquefaciens MT49 | IAI46_03205 | | glutathione-regulated potassium-efflux system protein KefC | insig. | 27 | 38 |
| Methanococcus maripaludis JJ | MMJJ_RS04925 | | cation:proton antiporter | insig. | 24 | 43 |
| Methanococcus maripaludis S2 | MMP_RS00560 | | cation:proton antiporter | sig. | 24 | 43 |
| Enterobacter asburiae PDN3 | EX28DRAFT_4179 | | transporter, monovalent cation:proton antiporter-2 (CPA2) family | cofit | 26 | 53 |
| Variovorax sp. OAS795 | ABID97_RS02635 | | monovalent cation:proton antiporter-2 (CPA2) family protein | sig. | 23 | 34 |
| Dickeya dianthicola ME23 | DZA65_RS20615 | | glutathione-regulated potassium-efflux system protein KefB | insig. | 27 | 45 |
| Escherichia fergusonii Becca | EFB2_03998 | | Glutathione-regulated potassium-efflux system protein KefC | insig. | 26 | 37 |
| Rahnella sp. WP5 | EX31_RS03815 | | glutathione-regulated potassium-efflux system protein KefC | insig. | 27 | 42 |
| Escherichia coli BW25113 | b0047 | kefC | glutathione-regulated potassium-efflux system protein (NCBI) | insig. | 27 | 37 |
| Escherichia coli ECOR38 | HEPCGN_08855 | kefC | glutathione-regulated potassium-efflux system protein KefC | cofit | 26 | 37 |
| Escherichia coli Nissle 1917 | ECOLIN_RS00255 | | glutathione-regulated potassium-efflux system protein KefC | insig. | 27 | 37 |
| Escherichia coli ECRC101 | OKFHMN_10865 | kefC | glutathione-regulated potassium-efflux system protein KefC | insig. | 26 | 37 |
| Escherichia coli ECRC101 | MCAODC_01380 | kefC | glutathione-regulated potassium-efflux system protein KefC | insig. | 26 | 37 |
| Escherichia coli ECRC102 | NIAGMN_08715 | kefC | glutathione-regulated potassium-efflux system protein KefC | insig. | 26 | 37 |
| Escherichia coli ECRC98 | JDDGAC_14460 | kefC | glutathione-regulated potassium-efflux system protein KefC | no data | 26 | 37 |
| Escherichia coli ECRC99 | KEDOAH_17290 | kefC | glutathione-regulated potassium-efflux system protein KefC | no data | 26 | 37 |
| Escherichia coli BL21 | ECD_00051 | | potassium:proton antiporter | insig. | 26 | 37 |
| Escherichia coli ECOR27 | NOLOHH_03200 | kefC | glutathione-regulated potassium-efflux system protein KefC | insig. | 26 | 37 |
| Escherichia coli ECRC62 | BNILDI_08405 | kefC | glutathione-regulated potassium-efflux system protein KefC | insig. | 26 | 37 |
| Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_03609 | | Glutathione-regulated potassium-efflux system protein KefC | insig. | 26 | 37 |
| Klebsiella michiganensis M5al | BWI76_RS25930 | | glutathione-regulated potassium-efflux system protein KefB | insig. | 26 | 54 |
| Dechlorosoma suillum PS | Dsui_1383 | | transporter, monovalent cation:proton antiporter-2 (CPA2) family | cofit | 26 | 36 |
| Variovorax sp. SCN45 | GFF4684 | | Na+/H+ antiporter | insig. | 24 | 42 |
| Enterobacter sp. TBS_079 | MPMX20_00743 | | Glutathione-regulated potassium-efflux system protein KefC | insig. | 27 | 37 |
| Enterobacter sp. TBS_079 | MPMX20_04244 | | Glutathione-regulated potassium-efflux system protein KefC | insig. | 27 | 52 |
| Enterobacter asburiae PDN3 | EX28DRAFT_3641 | | transporter, monovalent cation:proton antiporter-2 (CPA2) family | insig. | 27 | 37 |
| Desulfovibrio vulgaris Miyazaki F | DvMF_1119 | | sodium/hydrogen exchanger (RefSeq) | insig. | 25 | 40 |
| Pseudomonas fluorescens FW300-N2E3 | AO353_24375 | | potassium transporter KefC | insig. | 26 | 37 |
| Pantoea sp. MT58 | IAI47_02030 | | glutathione-regulated potassium-efflux system protein KefB | insig. | 25 | 44 |
| Pseudomonas sp. S08-1 | OH686_17420 | | sodium/hydrogen exchanger | insig. | 25 | 36 |
| Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF3721 | | Glutathione-regulated potassium-efflux system protein KefB | insig. | 25 | 42 |
| Pedobacter sp. GW460-11-11-14-LB5 | CA265_RS16170 | | sodium:proton antiporter | insig. | 24 | 44 |
| Rhodanobacter sp. FW510-T8 | OKGIIK_07940 | | Potassium transporter | insig. | 26 | 44 |
| Erwinia tracheiphila SCR3 | LU632_RS22735 | kefB | glutathione-regulated potassium-efflux system protein KefB | insig. | 25 | 54 |
| Caulobacter crescentus NA1000 | CCNA_01568 | | Kef-type K+ transport system | sig. | 26 | 34 |
| Caulobacter crescentus NA1000 Δfur | CCNA_01568 | | Kef-type K+ transport system | cofit | 26 | 34 |
| Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF194 | | Glutathione-regulated potassium-efflux system protein KefC | insig. | 27 | 37 |
| Shewanella amazonensis SB2B | Sama_1159 | | glutathione-regulated potassium-efflux system protein KefB, putative (RefSeq) | insig. | 24 | 36 |
| Pseudomonas sp. RS175 | PFR28_02569 | | Glutathione-regulated potassium-efflux system protein KefC | insig. | 26 | 37 |
| Rahnella sp. WP5 | EX31_RS22550 | | Kef family K(+) transporter | insig. | 24 | 69 |
| Variovorax sp. SCN45 | GFF3272 | | Inner membrane protein, KefB/KefC family | insig. | 23 | 34 |
| Pontibacter actiniarum KMM 6156, DSM 19842 | CA264_05165 | | potassium transporter KefB | sig. | 21 | 45 |
| Acinetobacter radioresistens SK82 | MPMX26_00373 | | Putative cation/proton antiporter YbaL | strong | 25 | 44 |
| Brevundimonas sp. GW460-12-10-14-LB2 | A4249_RS02040 | | cation:proton antiporter | insig. | 24 | 53 |
| Pseudomonas sp. RS175 | PFR28_04568 | | Na(+)/H(+)-K(+) antiporter GerN | cofit | 25 | 36 |
| Ralstonia sp. UNC404CL21Col | ABZR87_RS07090 | | monovalent cation:proton antiporter family protein | cofit | 24 | 39 |
| Xanthomonas campestris pv. campestris strain 8004 | Xcc-8004.1851.1 | | Cation:proton antiporter | insig. | 24 | 55 |
| Shewanella oneidensis MR-1 | SO1481 | | glutathione-regulated potassium-efflux system protein (NCBI ptt file) | strong | 23 | 36 |
| Brevundimonas sp. GW460-12-10-14-LB2 | A4249_RS12415 | | cation:proton antiporter | insig. | 24 | 37 |
| Klebsiella michiganensis M5al | BWI76_RS06855 | | Kef family K(+) transporter | insig. | 23 | 78 |
| Serratia liquefaciens MT49 | IAI46_05280 | | Kef family K(+) transporter | insig. | 24 | 70 |
| Erwinia tracheiphila SCR3 | LU632_RS18075 | | Kef family K(+) transporter | insig. | 24 | 70 |
| Shewanella sp. ANA-3 | Shewana3_2945 | | potassium efflux system protein (RefSeq) | insig. | 23 | 36 |
| Shewanella loihica PV-4 | Shew_2617 | | potassium efflux system protein (RefSeq) | insig. | 23 | 38 |
| Marinobacter adhaerens HP15 | HP15_1690 | | glutathione-regulated potassium-efflux system protein KefC | insig. | 25 | 46 |
| Pseudomonas fluorescens FW300-N2C3 | AO356_22345 | | potassium transporter KefC | insig. | 25 | 37 |
| Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_339 | | Glutathione-regulated potassium-efflux system protein KefC | insig. | 24 | 42 |
| Parabacteroides merdae CL09T00C40 | HMPREF1078_RS15750 | | cation:proton antiporter | cofit | 23 | 36 |
| Pectobacterium carotovorum WPP14 | HER17_RS01955 | | glutathione-regulated potassium-efflux system protein KefB | cofit | 28 | 37 |
| Phocaeicola vulgatus CL09T03C04 | HMPREF1058_RS04690 | | cation:proton antiporter | strong | 24 | 38 |
| Echinicola vietnamensis KMM 6221, DSM 17526 | Echvi_2814 | | Kef-type K+ transport systems, membrane components | sig. | 24 | 40 |
| Phocaeicola dorei CL03T12C01 | ABI39_RS18945 | | cation:proton antiporter | cofit | 24 | 38 |
| Pseudomonas putida KT2440 | PP_5355 | | putative Sodium/proton antiporter | insig. | 24 | 36 |
| Serratia liquefaciens MT49 | IAI46_23515 | | glutathione-regulated potassium-efflux system protein KefB | insig. | 27 | 39 |
| Cupriavidus basilensis FW507-4G11 | RR42_RS04680 | | potassium transporter Kef | insig. | 25 | 54 |
| Burkholderia phytofirmans PsJN | BPHYT_RS15050 | | potassium transporter | insig. | 27 | 20 |
| Paraburkholderia sabiae LMG 24235 | QEN71_RS03940 | | cation:proton antiporter | cofit | 25 | 36 |
| Desulfovibrio vulgaris Miyazaki F | DvMF_0543 | | sodium/hydrogen exchanger (RefSeq) | insig. | 24 | 38 |
| Pseudomonas fluorescens FW300-N2E3 | AO353_10075 | | potassium transporter | insig. | 23 | 39 |
| Pectobacterium carotovorum WPP14 | HER17_RS15675 | | Kef family K(+) transporter | insig. | 22 | 68 |