| Orth | Species | Gene | Name | Description | Fitness | %Id | Cov |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_1148 | | TrkA-N domain protein (RefSeq) | insig. | 100 | 100 |
| | Synechocystis sp000284455 PCC 6803 | SGL_RS04870 | | potassium channel protein | cofit | 25 | 48 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_0453 | | TrkA-N domain protein (RefSeq) | insig. | 32 | 33 |
| | Desulfovibrio vulgaris Hildenborough JW710 | DVU1606 | | potassium uptake protein, TrkA family (TIGR) | strong | 28 | 33 |
| | Methanococcus maripaludis S2 | MMP_RS00185 | | potassium channel protein | strong | 28 | 32 |
| | Methanococcus maripaludis JJ | MMJJ_RS05300 | | potassium channel protein | strong | 27 | 32 |
| | Desulfovibrio vulgaris Hildenborough JW710 | DVU1606 | | potassium uptake protein, TrkA family (TIGR) | strong | 24 | 51 |
| | Cellulophaga baltica 18 | M666_RS09125 | | potassium channel protein | insig. | 26 | 34 |
| | Methanococcus maripaludis S2 | MMP_RS00185 | | potassium channel protein | strong | 23 | 51 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_0453 | | TrkA-N domain protein (RefSeq) | insig. | 24 | 44 |
| | Cellulophaga baltica 18 | M666_RS09125 | | potassium channel protein | insig. | 22 | 51 |
| | Methanococcus maripaludis JJ | MMJJ_RS05300 | | potassium channel protein | strong | 23 | 51 |
| | Dechlorosoma suillum PS | Dsui_2821 | | K+ transport system, NAD-binding component | cofit | 34 | 18 |
| | Synechocystis sp000284455 PCC 6803 | SGL_RS16900 | | potassium channel protein | insig. | 25 | 33 |
| | Dechlorosoma suillum PS | Dsui_2821 | | K+ transport system, NAD-binding component | cofit | 23 | 42 |
| | Synechococcus elongatus PCC 7942 | Synpcc7942_0303 | | response regulator receiver domain protein (CheY-like) | insig. | 26 | 35 |
| | Sphingomonas koreensis DSMZ 15582 | Ga0059261_4169 | | Kef-type K+ transport system, predicted NAD-binding component | insig. | 28 | 26 |
| | Synechococcus elongatus PCC 7942 | Synpcc7942_0683 | | potassium channel protein | cofit | 27 | 48 |
| | Escherichia fergusonii Becca | EFB2_02675 | | Voltage-gated potassium channel Kch | insig. | 23 | 31 |
| | Escherichia coli ECOR38 | HEPCGN_25130 | kch | voltage-gated potassium channel protein | insig. | 23 | 31 |
| | Escherichia coli ECRC100 | OKFHMN_28665 | kch | voltage-gated potassium channel protein | no data | 23 | 31 |
| | Escherichia coli ECRC101 | MCAODC_21595 | kch | voltage-gated potassium channel protein | insig. | 23 | 31 |
| | Escherichia coli ECRC102 | NIAGMN_27570 | kch | voltage-gated potassium channel protein | insig. | 23 | 31 |
| | Escherichia coli ECRC98 | JDDGAC_05910 | kch | voltage-gated potassium channel protein | cofit | 23 | 31 |
| | Escherichia coli ECRC99 | KEDOAH_25660 | kch | voltage-gated potassium channel protein | no data | 23 | 31 |
| | Escherichia coli Nissle 1917 | ECOLIN_RS07550 | | voltage-gated potassium channel protein | no data | 23 | 31 |
| | Escherichia coli BL21 | ECD_01224 | | voltage-gated potassium channel | no data | 23 | 31 |
| | Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_02433 | | Voltage-gated potassium channel Kch | insig. | 23 | 31 |
| | Escherichia coli ECOR27 | NOLOHH_20385 | kch | voltage-gated potassium channel protein | insig. | 23 | 31 |
| | Escherichia coli ECRC62 | BNILDI_18530 | kch | voltage-gated potassium channel protein | insig. | 23 | 31 |
| | Escherichia coli BW25113 | b1250 | kch | voltage-gated potassium channel (NCBI) | sig. | 23 | 31 |
| | Rhodopseudomonas palustris CGA009 | TX73_000635 | | NAD-binding protein | insig. | 28 | 21 |
| | Herbaspirillum seropedicae SmR1 | HSERO_RS19825 | | potassium transporter | insig. | 29 | 33 |
| | Serratia liquefaciens MT49 | IAI46_05280 | | Kef family K(+) transporter | insig. | 30 | 20 |
| | Shewanella loihica PV-4 | Shew_2617 | | potassium efflux system protein (RefSeq) | insig. | 30 | 20 |
| | Synechocystis sp000284455 PCC 6803 | SGL_RS04870 | | potassium channel protein | cofit | 25 | 32 |
| | Synechococcus elongatus PCC 7942 | Synpcc7942_1265 | | hypothetical protein | insig. | 32 | 21 |
| | Marinobacter adhaerens HP15 | HP15_2752 | | glutathione-regulated potassium-efflux system protein kefC | insig. | 31 | 19 |
| | Phaeobacter inhibens DSM 17395 | PGA1_c14830 | | trk system potassium uptake protein TrkA | no data | 38 | 12 |
| | Desulfovibrio vulgaris Hildenborough JW710 | DVU2302 | | glutathione-regulated potassium-efflux system protein KefB, putative (TIGR) | sig. | 26 | 32 |
| | Pseudomonas aeruginosa MRSN321 | PFGADD_05779 | ybaL | YbaL family putative K(+) efflux transporter | insig. | 28 | 20 |
| | Pseudomonas aeruginosa PA14 | IKLFDK_25820 | | Kef family K(+) transporter | insig. | 28 | 20 |
| | Pseudomonas aeruginosa PUPa3 | NPBIFN_05855 | ybaL | YbaL family putative K(+) efflux transporter | insig. | 28 | 20 |
| | Caulobacter crescentus NA1000 | CCNA_01688 | | potassium channel protein | strong | 27 | 21 |
| | Caulobacter crescentus NA1000 Δfur | CCNA_01688 | | potassium channel protein | cofit | 27 | 21 |
| | Caulobacter crescentus NA1000 | CCNA_01688 | | potassium channel protein | strong | 22 | 37 |
| | Caulobacter crescentus NA1000 Δfur | CCNA_01688 | | potassium channel protein | cofit | 22 | 37 |
| | Phaeobacter inhibens DSM 17395 | PGA1_c07580 | | glutathione-regulated potassium-efflux system protein KefC | sig. | 32 | 18 |
| | Kangiella aquimarina DSM 16071 | B158DRAFT_1301 | | Kef-type potassium/proton antiporter, CPA2 family (TC 2.A.37.1) | sig. | 27 | 18 |
| | Sphingobium sp. HT1-2 | GFF1882 | | Inner membrane protein YbaL, KefB/KefC family | insig. | 28 | 19 |
| | Sphingobium sp. HT1-2 | GFF2261 | | Potassium channel protein | cofit | 25 | 43 |
| | Synechococcus elongatus PCC 7942 | Synpcc7942_0683 | | potassium channel protein | cofit | 26 | 18 |
| | Marinobacter adhaerens HP15 | HP15_1690 | | glutathione-regulated potassium-efflux system protein KefC | insig. | 31 | 19 |
| | Shewanella loihica PV-4 | Shew_2548 | | potassium efflux system protein (RefSeq) | strong | 29 | 21 |
| | Shewanella oneidensis MR-1 | SO1647 | | glutathione-regulated potassium-efflux system protein KefB, putative (NCBI ptt file) | insig. | 28 | 18 |
| | Rhodospirillum rubrum S1H | Rru_A1681 | | Potassium uptake protein (NCBI) | no data | 27 | 18 |
| | Dyella japonica UNC79MFTsu3.2 | ABZR86_RS19930 | | YbaL family putative K(+) efflux transporter | insig. | 29 | 21 |
| | Rahnella sp. WP5 | EX31_RS22550 | | Kef family K(+) transporter | insig. | 29 | 20 |
| | Alteromonas macleodii MIT1002 | MIT1002_01022 | | NEM-activable K(+)/H(+) antiporter | cofit | 26 | 33 |
| | Dinoroseobacter shibae DFL-12 | Dshi_0789 | | potassium efflux system protein (RefSeq) | strong | 25 | 23 |
| | Ralstonia sp. UNC404CL21Col | ABZR87_RS07090 | | monovalent cation:proton antiporter family protein | cofit | 30 | 19 |
| | Shewanella sp. ANA-3 | Shewana3_2797 | | potassium efflux system protein (RefSeq) | insig. | 30 | 18 |
| | Methylophilus sp. DMC18 | GFF2080 | | Glutathione-regulated potassium-efflux system protein KefB | cofit | 23 | 25 |
| | Pseudomonas sp. S08-1 | OH686_12530 | | Trk potassium uptake system protein TrkA | no data | 35 | 13 |
| | Shewanella amazonensis SB2B | Sama_1159 | | glutathione-regulated potassium-efflux system protein KefB, putative (RefSeq) | insig. | 29 | 18 |
| | Mycobacterium tuberculosis H37Rv | Rv2692 | | TRK system potassium uptake protein CeoC | no data | 24 | 31 |
| | Hydrogenophaga sp. GW460-11-11-14-LB1 | GFF4794 | | TrkA-N:Sodium/hydrogen exchanger | sig. | 34 | 17 |
| | Pseudomonas aeruginosa MRSN321 | PFGADD_05779 | ybaL | YbaL family putative K(+) efflux transporter | insig. | 24 | 28 |
| | Pseudomonas aeruginosa PA14 | IKLFDK_25820 | | Kef family K(+) transporter | insig. | 24 | 28 |
| | Pseudomonas aeruginosa PUPa3 | NPBIFN_05855 | ybaL | YbaL family putative K(+) efflux transporter | insig. | 24 | 28 |
| | Dinoroseobacter shibae DFL-12 | Dshi_1569 | | TrkA-N domain protein (RefSeq) | no data | 36 | 12 |
| | Rhizobium sp. OAE497 | ABIE40_RS02845 | | YbaL family putative K(+) efflux transporter | insig. | 25 | 18 |
| | Rhodospirillum rubrum S1H | Rru_A1681 | | Potassium uptake protein (NCBI) | no data | 32 | 15 |
| | Klebsiella michiganensis M5al | BWI76_RS04495 | | glutathione-regulated potassium-efflux system protein KefC | sig. | 31 | 15 |
| | Dickeya dianthicola 67-19 | HGI48_RS05860 | | Kef family K(+) transporter | sig. | 27 | 20 |
| | Dickeya dianthicola ME23 | DZA65_RS06185 | | Kef family K(+) transporter | insig. | 27 | 20 |
| | Mycobacterium tuberculosis H37Rv | Rv3200c | | Possible transmembrane cation transporter | strong | 26 | 19 |
| | Synechocystis sp000284455 PCC 6803 | SGL_RS16900 | | potassium channel protein | insig. | 20 | 47 |
| | Methylophilus sp. DMC18 | GFF2772 | | Glutathione-regulated potassium-efflux system protein KefC | cofit | 29 | 20 |
| | Mycobacterium tuberculosis H37Rv | Rv3200c | | Possible transmembrane cation transporter | strong | 22 | 38 |
| | Azospirillum sp. SherDot2 | MPMX19_05941 | | hypothetical protein | insig. | 21 | 31 |
| | Pseudomonas stutzeri RCH2 | Psest_0020 | | K+ transport systems, NAD-binding component | strong | 34 | 13 |
| | Vibrio cholerae E7946 ATCC 55056 | CSW01_13195 | | glutathione-regulated potassium-efflux system protein KefB | insig. | 29 | 15 |
| | Erwinia amylovora T8 | OLJFJH_17750 | | Kef family K(+) transporter | insig. | 27 | 20 |
| | Synechococcus elongatus PCC 7942 | Synpcc7942_1081 | | hypothetical protein | strong | 24 | 32 |
| | Sphingomonas koreensis DSMZ 15582 | Ga0059261_0280 | | Kef-type K+ transport systems, predicted NAD-binding component | insig. | 23 | 38 |
| | Phaeobacter inhibens DSM 17395 | PGA1_c07550 | | ion channel domain-containing protein | insig. | 33 | 12 |
| | Azospirillum sp. SherDot2 | MPMX19_04170 | | Glutathione-regulated potassium-efflux system protein KefC | insig. | 32 | 20 |
| | Escherichia coli ECRC100 | OKFHMN_10865 | kefC | glutathione-regulated potassium-efflux system protein KefC | insig. | 28 | 17 |
| | Escherichia coli ECRC101 | MCAODC_01380 | kefC | glutathione-regulated potassium-efflux system protein KefC | insig. | 28 | 17 |
| | Escherichia coli ECRC102 | NIAGMN_08715 | kefC | glutathione-regulated potassium-efflux system protein KefC | insig. | 28 | 17 |
| | Escherichia coli ECRC98 | JDDGAC_14460 | kefC | glutathione-regulated potassium-efflux system protein KefC | insig. | 28 | 17 |
| | Escherichia coli ECRC99 | KEDOAH_17290 | kefC | glutathione-regulated potassium-efflux system protein KefC | no data | 28 | 17 |
| | Dickeya dadantii 3937 | DDA3937_RS05810 | | Kef family K(+) transporter | sig. | 27 | 20 |
| | Caulobacter crescentus NA1000 | CCNA_03611 | | glutathione-regulated potassium-efflux system protein kefC | strong | 32 | 20 |
| | Caulobacter crescentus NA1000 Δfur | CCNA_03611 | | glutathione-regulated potassium-efflux system protein kefC | insig. | 32 | 20 |
| | Pseudomonas fluorescens GW456-L13 | PfGW456L13_653 | | Trk system potassium uptake protein TrkA | cofit | 34 | 13 |
| | Pseudomonas sp. SVBP6 | COO64_RS02210 | trkA | Trk system potassium transporter TrkA | cofit | 33 | 14 |
| | Kangiella aquimarina DSM 16071 | B158DRAFT_0395 | | K+ transport systems, NAD-binding component | no data | 29 | 25 |
| | Escherichia coli BL21 | ECD_00051 | | potassium:proton antiporter | insig. | 29 | 15 |
| | Escherichia fergusonii Becca | EFB2_03998 | | Glutathione-regulated potassium-efflux system protein KefC | insig. | 29 | 15 |
| | Escherichia coli ECOR27 | NOLOHH_03200 | kefC | glutathione-regulated potassium-efflux system protein KefC | insig. | 29 | 15 |
| | Escherichia coli ECOR38 | HEPCGN_08855 | kefC | glutathione-regulated potassium-efflux system protein KefC | insig. | 29 | 15 |
| | Escherichia coli ECRC62 | BNILDI_08405 | kefC | glutathione-regulated potassium-efflux system protein KefC | insig. | 29 | 15 |
| | Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_03609 | | Glutathione-regulated potassium-efflux system protein KefC | insig. | 29 | 15 |
| | Escherichia coli Nissle 1917 | ECOLIN_RS00255 | | glutathione-regulated potassium-efflux system protein KefC | insig. | 29 | 15 |
| | Escherichia coli BW25113 | b0047 | kefC | glutathione-regulated potassium-efflux system protein (NCBI) | insig. | 29 | 15 |
| | Dechlorosoma suillum PS | Dsui_3298 | | Kef-type K+ transport system, predicted NAD-binding component | strong | 27 | 22 |
| | Azospirillum brasilense Sp245 | AZOBR_RS28330 | | potassium channel protein | insig. | 35 | 11 |
| | Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_1915 | | Trk system potassium uptake protein TrkA | insig. | 34 | 13 |
| | Klebsiella pneumoniae MKP103 | KDGMDA_12725 | | glutathione-regulated potassium-efflux system protein KefC | insig. | 29 | 15 |
| | Klebsiella pneumoniae MRSN742743 | GJGHJB_04243 | kefC | glutathione-regulated potassium-efflux system protein KefC | insig. | 29 | 15 |
| | Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF194 | | Glutathione-regulated potassium-efflux system protein KefC | insig. | 28 | 15 |
| | Herbaspirillum seropedicae SmR1 | HSERO_RS09815 | | sodium:proton antiporter | insig. | 27 | 19 |
| | Pseudomonas aeruginosa MRSN321 | PFGADD_00016 | trkA | Trk system potassium transporter TrkA | strong | 34 | 13 |
| | Pseudomonas aeruginosa PA14 | IKLFDK_25480 | | Trk system potassium transporter TrkA | no data | 34 | 13 |
| | Pseudomonas aeruginosa PUPa3 | NPBIFN_00016 | trkA | Trk system potassium transporter TrkA | strong | 34 | 13 |
| | Methanococcus maripaludis JJ | MMJJ_RS03840 | | DHH family phosphoesterase | strong | 31 | 15 |
| | Serratia liquefaciens MT49 | IAI46_05280 | | Kef family K(+) transporter | insig. | 23 | 26 |
| | Methanococcus maripaludis S2 | MMP_RS01535 | | DHH family phosphoesterase | no data | 31 | 15 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS24360 | | potassium transporter TrkA | insig. | 30 | 19 |
| | Collimonas humicola GW821-FHT01A05 | MPMX01_00468 | | Glutathione-regulated potassium-efflux system protein KefC | insig. | 29 | 17 |
| | Rhodopseudomonas palustris CGA009 | TX73_009230 | | cation:proton antiporter | insig. | 29 | 14 |
| | Hydrogenophaga sp. GW460-11-11-14-LB1 | GFF4794 | | TrkA-N:Sodium/hydrogen exchanger | sig. | 26 | 22 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS02110 | | potassium transporter | sig. | 24 | 33 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_1541 | | TrkA-N domain protein (RefSeq) | strong | 26 | 34 |
| | Synechococcus elongatus PCC 7942 | Synpcc7942_0303 | | response regulator receiver domain protein (CheY-like) | insig. | 22 | 33 |
| | Pseudomonas sp. RS175 | PFR28_04664 | | Trk system potassium uptake protein TrkA | strong | 33 | 13 |
| | Pseudomonas protegens RBAN4 | FABNJH_00105 | trkA | Trk system potassium transporter TrkA | insig. | 33 | 13 |
| | Pseudomonas fluorescens FW300-N2C3 | AO356_11270 | | potassium transporter peripheral membrane component | strong | 33 | 13 |
| | Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_4120 | | Trk system potassium uptake protein TrkA | strong | 33 | 13 |
| | Pseudomonas sp. FW215-L2 | GFF405 | | Trk system potassium uptake protein TrkA | strong | 33 | 13 |
| | Shewanella sp. ANA-3 | Shewana3_2797 | | potassium efflux system protein (RefSeq) | insig. | 21 | 36 |