| Orth | Species | Gene | Name | Description | Fitness | %Id | Cov |
| | Variovorax sp. SCN45 | GFF4558 | | RNA polymerase ECF-type sigma factor | insig. | 100 | 100 |
| o | Cupriavidus basilensis FW507-4G11 | RR42_RS35625 | | RNA polymerase sigma24 factor | insig. | 78 | 99 |
| o | Castellaniella sp019104865 MT123 | ABCV34_RS09955 | | sigma-70 family RNA polymerase sigma factor | insig. | 78 | 92 |
| o | Acidovorax sp. GW101-3H11 | Ac3H11_747 | | RNA polymerase signa E (sigma 24) | insig. | 47 | 89 |
| o | Ralstonia sp. UNC404CL21Col | ABZR87_RS03700 | | RNA polymerase sigma factor | insig. | 48 | 91 |
| o | Rhodanobacter denitrificans MT42 | LRK55_RS09165 | | RNA polymerase sigma factor | insig. | 45 | 89 |
| o | Rhodanobacter denitrificans FW104-10B01 | LRK54_RS09505 | | RNA polymerase sigma factor | insig. | 45 | 89 |
| o | Rhodanobacter sp. FW510-T8 | OKGIIK_14520 | rpoE | RNA polymerase sigma factor | insig. | 45 | 89 |
| o | Rhodanobacter sp000427505 FW510-R12 | LRK53_RS10060 | | sigma-70 family RNA polymerase sigma factor | insig. | 46 | 89 |
| | Kangiella aquimarina DSM 16071 | B158DRAFT_0015 | | RNA polymerase sigma factor, sigma-70 family | insig. | 34 | 71 |
| | Azospirillum brasilense Sp245 | AZOBR_RS06360 | | RNA polymerase subunit sigma-24 | no data | 37 | 81 |
| | Variovorax sp. SCN45 | GFF215 | | RNA polymerase sigma-54 factor RpoN | insig. | 38 | 82 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS00095 | | RNA polymerase sigma factor | insig. | 36 | 72 |
| | Mucilaginibacter yixingensis YX-36 DSM 26809 | ABZR88_RS13970 | | RNA polymerase sigma factor | cofit | 30 | 87 |
| | Variovorax sp. OAS795 | ABID97_RS16445 | | sigma-70 family RNA polymerase sigma factor | no data | 39 | 88 |
| | Rhodospirillum rubrum S1H | Rru_A0722 | | Sigma-24 (FecI) (NCBI) | insig. | 36 | 91 |
| | Pedobacter sp. GW460-11-11-14-LB5 | CA265_RS24230 | | RNA polymerase sigma factor | strong | 29 | 76 |
| | Pseudomonas lactucae CFBP13502 | GEMAOFIL_00391 | | RNA polymerase sigma-H factor | cofit | 30 | 91 |
| | Pseudomonas simiae WCS417 | PS417_00810 | | RNA polymerase sigma factor | insig. | 30 | 91 |
| | Echinicola vietnamensis KMM 6221, DSM 17526 | Echvi_2047 | | RNA polymerase sigma factor, sigma-70 family | strong | 30 | 70 |
| | Azospirillum sp. SherDot2 | MPMX19_00764 | | ECF RNA polymerase sigma factor EcfG | insig. | 36 | 86 |
| | Pseudomonas fluorescens SBW25 | PFLU_RS00840 | | RNA polymerase sigma factor | insig. | 30 | 91 |
| | Pseudomonas fluorescens SBW25-INTG | PFLU_RS00840 | | RNA polymerase sigma factor | sig. | 30 | 91 |
| | Pseudomonas orientalis W4I3 | QF045_RS03845 | | RNA polymerase sigma factor | insig. | 28 | 91 |
| | Parabacteroides merdae CL09T00C40 | HMPREF1078_RS04080 | | RNA polymerase sigma-70 factor | insig. | 25 | 91 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS24740 | | RNA polymerase subunit sigma-24 | sig. | 36 | 72 |
| | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_06547 | | RNA polymerase sigma-70 factor, ECF subfamily | insig. | 36 | 72 |
| | Synechocystis sp000284455 PCC 6803 | SGL_RS08165 | | sigma-70 family RNA polymerase sigma factor | strong | 29 | 92 |
| | Dickeya dianthicola 67-19 | HGI48_RS15850 | | RNA polymerase sigma factor RpoE | cofit | 27 | 86 |
| | Dickeya dianthicola ME23 | DZA65_RS16930 | | RNA polymerase sigma factor RpoE | strong | 27 | 86 |
| | Echinicola vietnamensis KMM 6221, DSM 17526 | Echvi_0287 | | RNA polymerase sigma factor, sigma-70 family | strong | 28 | 70 |
| | Variovorax sp. OAS795 | ABID97_RS28845 | | RNA polymerase sigma factor | insig. | 34 | 70 |
| | Mycobacterium tuberculosis H37Rv | Rv1221 | | Alternative RNA polymerase sigma factor SigE | insig. | 31 | 86 |
| | Variovorax sp. SCN45 | GFF5806 | | RNA polymerase ECF-type sigma factor | insig. | 34 | 69 |
| | Brevundimonas sp. GW460-12-10-14-LB2 | A4249_RS02635 | | RNA polymerase sigma factor | insig. | 32 | 76 |
| | Rhizobium sp. OAE497 | ABIE40_RS01010 | | sigma-70 family RNA polymerase sigma factor | insig. | 32 | 83 |
| | Pontibacter actiniarum KMM 6156, DSM 19842 | CA264_00665 | | RNA polymerase subunit sigma-24 | strong | 25 | 86 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_0167 | | RNA polymerase, sigma-24 subunit, ECF subfamily (RefSeq) | insig. | 31 | 92 |
| | Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_1738 | | RNA polymerase sigma-54 factor RpoN | insig. | 29 | 95 |
| | Dickeya dadantii 3937 | DDA3937_RS15765 | | RNA polymerase sigma factor RpoE | strong | 27 | 86 |
| | Cellulophaga baltica 18 | M666_RS08855 | | sigma-70 family RNA polymerase sigma factor | strong | 29 | 87 |
| | Dyella japonica UNC79MFTsu3.2 | ABZR86_RS01445 | | sigma-70 family RNA polymerase sigma factor | insig. | 30 | 91 |
| | Bacteroides thetaiotaomicron VPI-5482 | BT4571 | | RNA polymerase ECF-type sigma factor (NCBI ptt file) | strong | 27 | 92 |
| | Mucilaginibacter yixingensis YX-36 DSM 26809 | ABZR88_RS16550 | | RNA polymerase sigma factor | strong | 27 | 87 |
| | Paraburkholderia graminis OAS925 | ABIE53_006215 | | RNA polymerase sigma-70 factor (ECF subfamily) | insig. | 35 | 72 |
| | Pedobacter sp. GW460-11-11-14-LB5 | CA265_RS11995 | | RNA polymerase subunit sigma | insig. | 29 | 70 |
| | Pseudomonas sp. RS175 | PFR28_04750 | | RNA polymerase sigma-H factor | insig. | 29 | 86 |
| | Pseudomonas aeruginosa MRSN321 | DY961_RS02510 | sbrI;inference=COORDINATES | ECF family RNA polymerase sigma factor SbrI | insig. | 30 | 96 |
| | Pseudomonas aeruginosa PUPa3 | DQ20_RS33080 | sbrI;inference=COORDINATES | ECF family RNA polymerase sigma factor SbrI | insig. | 30 | 96 |
| | Enterobacter asburiae PDN3 | EX28DRAFT_0072 | | RNA polymerase sigma factor RpoE | no data | 27 | 86 |
| | Enterobacter sp. TBS_079 | MPMX20_03444 | | ECF RNA polymerase sigma-E factor | no data | 27 | 86 |
| | Alteromonas macleodii MIT1002 | MIT1002_00882 | | Sigma-W factor | insig. | 30 | 81 |
| | Mucilaginibacter yixingensis YX-36 DSM 26809 | ABZR88_RS01700 | | RNA polymerase sigma factor | insig. | 28 | 86 |
| | Sphingomonas koreensis DSMZ 15582 | Ga0059261_3853 | | RNA polymerase sigma factor, sigma-70 family | insig. | 31 | 78 |
| | Pseudomonas aeruginosa PA14 | IKLFDK_14715 | | ECF family RNA polymerase sigma factor SbrI | insig. | 30 | 96 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS18240 | | RNA polymerase sigma factor | insig. | 30 | 71 |
| | Pontibacter actiniarum KMM 6156, DSM 19842 | CA264_19215 | | RNA polymerase subunit sigma | sig. | 29 | 70 |
| | Rhodanobacter sp000427505 FW510-R12 | LRK53_RS12005 | | RNA polymerase sigma factor RpoE | no data | 30 | 76 |
| | Klebsiella pneumoniae MKP103 | KDGMDA_28480 | | RNA polymerase sigma factor RpoE | no data | 27 | 86 |
| | Klebsiella pneumoniae MRSN742743 | KFA93_RS04695 | rpoE;go_function=DNA | RNA polymerase sigma factor RpoE | no data | 27 | 86 |
| | Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF2107 | | RNA polymerase sigma factor RpoE | no data | 27 | 86 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS23005 | | sigma-70 family RNA polymerase sigma factor | insig. | 37 | 78 |
| | Xanthomonas campestris pv. campestris strain 8004 | Xcc-8004.3635.1 | | RNA polymerase ECF-type sigma factor | insig. | 33 | 73 |
| | Brevundimonas sp. GW460-12-10-14-LB2 | A4249_RS01090 | | sigma-70 family RNA polymerase sigma factor | insig. | 33 | 85 |
| | Pontibacter actiniarum KMM 6156, DSM 19842 | CA264_11965 | | RNA polymerase subunit sigma | insig. | 30 | 70 |
| | Bacteroides ovatus ATCC 8483 | BACOVA_05165 | | Sigma-70 region 2 | insig. | 29 | 72 |
| | Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_4018 | | RNA polymerase sigma-E factor | insig. | 27 | 91 |
| | Serratia liquefaciens MT49 | IAI46_19585 | | RNA polymerase sigma factor RpoE | no data | 25 | 86 |
| | Rhodanobacter sp. FW510-T8 | OKGIIK_07900 | rpoE | RNA polymerase sigma factor RpoE | strong | 28 | 89 |
| | Erwinia tracheiphila SCR3 | LU632_RS15425 | rpoE | RNA polymerase sigma factor RpoE | strong | 26 | 86 |
| | Erwinia amylovora T8 | OLJFJH_10215 | | RNA polymerase sigma factor RpoE | strong | 25 | 86 |
| | Klebsiella michiganensis M5al | BWI76_RS21355 | | RNA polymerase sigma factor RpoE | no data | 26 | 86 |
| | Caulobacter crescentus NA1000 | CCNA_02977 | | RNA polymerase ECF-type sigma factor sigU | strong | 31 | 72 |
| | Caulobacter crescentus NA1000 Δfur | CCNA_02977 | | RNA polymerase ECF-type sigma factor sigU | cofit | 31 | 72 |
| | Xanthobacter sp. DMC5 | GFF1406 | | RNA polymerase sigma-H factor | insig. | 31 | 88 |
| | Rhodanobacter denitrificans MT42 | LRK55_RS16655 | | RNA polymerase sigma factor RpoE | no data | 28 | 89 |
| | Rhodanobacter denitrificans FW104-10B01 | LRK54_RS16940 | | RNA polymerase sigma factor RpoE | strong | 28 | 89 |
| | Pseudomonas fluorescens FW300-N2C3 | AO356_10740 | | RNA polymerase subunit sigma | insig. | 27 | 91 |
| | Escherichia coli BL21 | ECD_02467 | | RNA polymerase sigma E factor | no data | 26 | 86 |
| | Escherichia fergusonii Becca | EFB2_01323 | | ECF RNA polymerase sigma-E factor | no data | 26 | 86 |
| | Escherichia coli ECOR27 | NOLOHH_13050 | rpoE | RNA polymerase sigma factor RpoE | no data | 26 | 86 |
| | Escherichia coli ECOR38 | HEPCGN_20520 | rpoE | RNA polymerase sigma factor RpoE | no data | 26 | 86 |
| | Escherichia coli ECRC100 | OKFHMN_21375 | rpoE | RNA polymerase sigma factor RpoE | no data | 26 | 86 |
| | Escherichia coli ECRC101 | MCAODC_11905 | rpoE | RNA polymerase sigma factor RpoE | no data | 26 | 86 |
| | Escherichia coli ECRC102 | NIAGMN_19145 | rpoE | RNA polymerase sigma factor RpoE | no data | 26 | 86 |
| | Escherichia coli ECRC62 | BNILDI_11850 | rpoE | RNA polymerase sigma factor RpoE | no data | 26 | 86 |
| | Escherichia coli ECRC98 | JDDGAC_25040 | rpoE | RNA polymerase sigma factor RpoE | no data | 26 | 86 |
| | Escherichia coli ECRC99 | KEDOAH_06845 | rpoE | RNA polymerase sigma factor RpoE | no data | 26 | 86 |
| | Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_01134 | | ECF RNA polymerase sigma-E factor | no data | 26 | 86 |
| | Escherichia coli Nissle 1917 | ECOLIN_RS14560 | | RNA polymerase sigma factor RpoE | no data | 26 | 86 |
| | Escherichia coli BW25113 | b2573 | rpoE | RNA polymerase, sigma 24 (sigma E) factor (NCBI) | no data | 26 | 86 |
| | Dechlorosoma suillum PS | Dsui_2453 | | RNA polymerase sigma factor RpoE | no data | 26 | 95 |
| | Shewanella oneidensis MR-1 | SO3840 | | RNA polymerase sigma-70 factor, ECF subfamily (NCBI ptt file) | insig. | 27 | 92 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS08240 | | RNA polymerase subunit sigma-24 | sig. | 35 | 79 |
| | Paraburkholderia graminis OAS925 | ABIE53_002003 | | RNA polymerase sigma factor (sigma-70 family) | sig. | 34 | 71 |
| | Azospirillum brasilense Sp245 | AZOBR_RS10625 | | RNA polymerase sigma-70 factor | insig. | 34 | 79 |
| | Ralstonia sp. UNC404CL21Col | ABZR87_RS23395 | | RNA polymerase sigma factor | insig. | 33 | 74 |
| | Pedobacter sp. GW460-11-11-14-LB5 | CA265_RS12270 | | RNA polymerase subunit sigma | insig. | 28 | 70 |
| | Pantoea sp. MT58 | IAI47_04850 | | RNA polymerase sigma factor RpoE | no data | 25 | 86 |
| | Pectobacterium carotovorum WPP14 | HER17_RS05780 | | RNA polymerase sigma factor RpoE | no data | 25 | 86 |
| | Hydrogenophaga sp. GW460-11-11-14-LB1 | GFF329 | | RNA polymerase sigma-54 factor RpoN | insig. | 36 | 81 |
| | Rhodanobacter sp000427505 FW510-R12 | LRK53_RS04580 | | sigma-70 family RNA polymerase sigma factor | insig. | 31 | 94 |
| | Rahnella sp. WP5 | EX31_RS21800 | | RNA polymerase sigma factor RpoE | no data | 25 | 86 |
| | Pantoea agglomerans CFBP13505 P0401 | PagCFBP13505_RS14740 | | RNA polymerase sigma factor RpoE | no data | 26 | 86 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS07010 | | RNA polymerase sigma factor | no data | 35 | 84 |
| | Ralstonia solanacearum UW163 | UW163_RS06605 | | RNA polymerase sigma factor | no data | 35 | 84 |
| | Hydrogenophaga sp. GW460-11-11-14-LB1 | GFF4350 | | RNA polymerase sigma-54 factor RpoN | insig. | 34 | 82 |
| | Ralstonia solanacearum GMI1000 | RS_RS14950 | | RNA polymerase sigma factor | no data | 36 | 86 |
| | Rhizobium sp. OAE497 | ABIE40_RS26955 | | sigma-70 family RNA polymerase sigma factor | insig. | 33 | 85 |
| | Pseudomonas stutzeri RCH2 | Psest_3456 | | RNA polymerase sigma factor, sigma-70 family | insig. | 32 | 92 |
| | Sphingomonas koreensis DSMZ 15582 | Ga0059261_3636 | | RNA polymerase sigma factor, sigma-70 family | insig. | 29 | 86 |
| | Erwinia tracheiphila HP pepo 2.2 | IJEDHG_01235 | rpoE | RNA polymerase sigma factor RpoE | strong | 25 | 86 |
| | Bacteroides thetaiotaomicron VPI-5482 | BT0188 | | RNA polymerase ECF-type sigma factor (NCBI ptt file) | sig. | 24 | 96 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS22515 | | RNA polymerase sigma factor | insig. | 36 | 71 |
| | Ralstonia solanacearum PSI07 | RPSI07_RS10230 | | RNA polymerase sigma factor | no data | 34 | 81 |
| | Rhizobium sp. OAE497 | ABIE40_RS20320 | | sigma-70 family RNA polymerase sigma factor | insig. | 31 | 84 |
| | Paraburkholderia graminis OAS925 | ABIE53_005146 | | RNA polymerase sigma factor (sigma-70 family) | sig. | 30 | 71 |
| | Pseudomonas segetis P6 | ACVTMO_RS10610 | | RNA polymerase sigma factor | insig. | 30 | 93 |
| | Bacteroides thetaiotaomicron VPI-5482 | BT4647 | | RNA polymerase ECF-type sigma factor (NCBI ptt file) | insig. | 25 | 82 |
| | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_01538 | | RNA polymerase sigma-70 factor, ECF subfamily | insig. | 30 | 69 |
| | Alteromonas macleodii MIT1002 | MIT1002_02719 | | Sigma-24 | no data | 25 | 86 |
| | Rhodanobacter denitrificans MT42 | LRK55_RS05200 | | sigma-70 family RNA polymerase sigma factor | insig. | 33 | 74 |
| | Rhodanobacter denitrificans FW104-10B01 | LRK54_RS05425 | | sigma-70 family RNA polymerase sigma factor | insig. | 33 | 74 |
| | Shewanella sp. ANA-3 | Shewana3_0763 | | ECF subfamily RNA polymerase sigma-24 factor (RefSeq) | insig. | 30 | 92 |
| | Herbaspirillum seropedicae SmR1 | HSERO_RS09625 | | RNA polymerase sigma factor RpoE | no data | 27 | 89 |
| | Cellulophaga baltica 18 | M666_RS18230 | | RNA polymerase sigma factor | insig. | 23 | 70 |
| | Vibrio cholerae E7946 ATCC 55056 | CSW01_12485 | | RNA polymerase sigma factor RpoE | no data | 26 | 88 |
| | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_05124 | | RNA polymerase sigma-70 factor, ECF subfamily | insig. | 37 | 79 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS08845 | | RNA polymerase sigma factor | insig. | 33 | 80 |
| | Sphingobium sp. HT1-2 | GFF5151 | | RNA polymerase ECF-type sigma factor | cofit | 31 | 86 |
| | Castellaniella sp019104865 MT123 | ABCV34_RS11175 | | sigma-70 family RNA polymerase sigma factor | insig. | 31 | 81 |
| | Variovorax sp. OAS795 | ABID97_RS08330 | | RNA polymerase sigma factor RpoE | strong | 27 | 82 |
| | Bacteroides ovatus ATCC 8483 | BACOVA_01251 | | RNA polymerase sigma-70 factor | sig. | 24 | 89 |
| | Paraburkholderia graminis OAS925 | ABIE53_002425 | | RNA polymerase sigma-70 factor (ECF subfamily) | insig. | 37 | 79 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS23375 | | RNA polymerase sigma factor | insig. | 33 | 73 |
| | Ralstonia solanacearum UW163 | UW163_RS16625 | | RNA polymerase sigma factor | insig. | 33 | 73 |
| | Rhodanobacter denitrificans MT42 | LRK55_RS14380 | | sigma-70 family RNA polymerase sigma factor | insig. | 31 | 90 |
| | Rhodanobacter denitrificans FW104-10B01 | LRK54_RS14665 | | sigma-70 family RNA polymerase sigma factor | insig. | 31 | 90 |
| | Castellaniella sp019104865 MT123 | ABCV34_RS08355 | | RNA polymerase sigma factor RpoE | strong | 27 | 67 |
| | Bacteroides stercoris CC31F | HMPREF1181_RS08110 | | sigma-70 family RNA polymerase sigma factor | insig. | 26 | 83 |
| | Agrobacterium fabrum C58 | Atu1485 | | ECF family sigma factor | insig. | 33 | 77 |
| | Sinorhizobium meliloti 1021 | SM_b21484 | | RNA polymerase sigma-E factor (sigma-24) protein | insig. | 32 | 72 |
| | Lysobacter sp. OAE881 | ABIE51_RS16295 | | sigma-70 family RNA polymerase sigma factor | insig. | 28 | 93 |
| | Bacteroides stercoris CC31F | HMPREF1181_RS11830 | | sigma-70 family RNA polymerase sigma factor | insig. | 25 | 72 |
| | Alteromonas macleodii MIT1002 | MIT1002_01278 | | RNA polymerase sigma factor SigV | insig. | 30 | 81 |
| | Lysobacter sp. OAE881 | ABIE51_RS13890 | | RNA polymerase sigma factor RpoE | strong | 27 | 86 |
| | Pedobacter sp. GW460-11-11-14-LB5 | CA265_RS16675 | | hypothetical protein | insig. | 29 | 70 |
| | Shewanella oneidensis MR-1 | SO3096 | | RNA polymerase sigma-70 factor, ECF subfamily (NCBI ptt file) | strong | 31 | 84 |
| | Sphingobium sp. HT1-2 | GFF4975 | | RNA polymerase ECF-type sigma factor | cofit | 30 | 82 |
| | Variovorax sp. SCN45 | GFF3863 | | RNA polymerase sigma factor RpoE | insig. | 28 | 66 |
| | Shewanella loihica PV-4 | Shew_1048 | | RNA polymerase sigma factor RpoE (RefSeq) | cofit | 26 | 91 |
| | Shewanella oneidensis MR-1 | SO1342 | rpoE | RNA polymerase sigma-24 factor (NCBI ptt file) | no data | 26 | 91 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS05730 | | DNA-directed RNA polymerase sigma-70 factor | insig. | 30 | 76 |
| | Kangiella aquimarina DSM 16071 | B158DRAFT_2027 | | RNA polymerase sigma factor, sigma-70 family | insig. | 27 | 92 |
| | Shewanella sp. ANA-3 | Shewana3_3032 | | RNA polymerase sigma factor RpoE (RefSeq) | no data | 26 | 91 |
| | Dyella japonica UNC79MFTsu3.2 | ABZR86_RS07180 | | RNA polymerase sigma factor RpoE | strong | 24 | 89 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS19070 | | DNA-directed RNA polymerase sigma-70 factor | insig. | 35 | 76 |
| | Azospirillum sp. SherDot2 | MPMX19_01371 | | hypothetical protein | insig. | 34 | 79 |
| | Rhodanobacter sp. FW510-T8 | OKGIIK_03490 | | hypothetical protein | insig. | 31 | 84 |
| | Shewanella sp. ANA-3 | Shewana3_1453 | | RNA polymerase sigma factor (RefSeq) | sig. | 29 | 82 |
| | Bacteroides ovatus ATCC 8483 | BACOVA_05461 | | Sigma-70 region 2 | cofit | 24 | 82 |
| | Rhodanobacter sp. FW510-T8 | OKGIIK_01380 | rpoE | RNA polymerase subunit sigma-24 | insig. | 32 | 74 |
| | Sphingomonas koreensis DSMZ 15582 | Ga0059261_3411 | | RNA polymerase sigma factor, sigma-70 family | insig. | 31 | 75 |
| | Rhodopseudomonas palustris CGA009 | TX73_002850 | | sigma-70 family RNA polymerase sigma factor | insig. | 30 | 69 |
| | Brevundimonas sp. GW460-12-10-14-LB2 | A4249_RS14775 | | sigma-70 family RNA polymerase sigma factor | strong | 28 | 71 |
| | Bosea sp. OAE506 | ABIE41_RS04095 | | sigma-70 family RNA polymerase sigma factor | strong | 28 | 69 |
| | Shewanella amazonensis SB2B | Sama_2036 | | ECF subfamily RNA polymerase sigma-24 factor (RefSeq) | insig. | 27 | 83 |
| | Ralstonia solanacearum GMI1000 | RS_RS25030 | | RNA polymerase sigma factor | insig. | 33 | 82 |
| | Ralstonia solanacearum PSI07 | RPSI07_RS07750 | | RNA polymerase sigma factor | insig. | 32 | 74 |
| | Rhodopseudomonas palustris CGA009 | TX73_003315 | | RNA polymerase sigma factor | insig. | 30 | 77 |
| | Sphingomonas koreensis DSMZ 15582 | Ga0059261_2617 | | RNA polymerase sigma factor, sigma-70 family | insig. | 28 | 88 |
| | Pedobacter sp. GW460-11-11-14-LB5 | CA265_RS15190 | | RNA polymerase sigma factor | insig. | 26 | 66 |
| | Mycobacterium tuberculosis H37Rv | Rv3223c | | Alternative RNA polymerase sigma-E factor (sigma-24) SigH (RPOE) | insig. | 25 | 70 |
| | Herbaspirillum seropedicae SmR1 | HSERO_RS16195 | | RNA polymerase sigma factor | insig. | 28 | 85 |
| | Acidovorax sp. GW101-3H11 | Ac3H11_1573 | | RNA polymerase sigma factor RpoE | no data | 28 | 82 |
| | Bacteroides ovatus ATCC 8483 | BACOVA_05174 | | RNA polymerase sigma-70 factor | insig. | 27 | 85 |
| | Sinorhizobium meliloti 1021 | SMa0143 | | RNA polymerase ECF sigma factor | insig. | 31 | 72 |
| | Paraburkholderia graminis OAS925 | ABIE53_003943 | | RNA polymerase sigma-70 factor (ECF subfamily) | sig. | 30 | 75 |
| | Sinorhizobium meliloti 1021 | SMc01506 | | RNA polymerase sigma factor | strong | 30 | 69 |
| | Dyella japonica UNC79MFTsu3.2 | ABZR86_RS09080 | | sigma-70 family RNA polymerase sigma factor | cofit | 30 | 86 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS04575 | | RNA polymerase sigma factor RpoE | strong | 25 | 86 |
| | Kangiella aquimarina DSM 16071 | B158DRAFT_2180 | | RNA polymerase, sigma-24 subunit, RpoE | strong | 24 | 87 |
| | Azospirillum brasilense Sp245 | AZOBR_RS00810 | | RNA polymerase sigma factor RpoE | insig. | 30 | 88 |
| | Parabacteroides merdae CL09T00C40 | HMPREF1078_RS04360 | | sigma-70 family RNA polymerase sigma factor | insig. | 28 | 83 |
| | Cellulophaga baltica 18 | M666_RS05270 | | sigma-70 family RNA polymerase sigma factor | insig. | 27 | 80 |
| | Echinicola vietnamensis KMM 6221, DSM 17526 | Echvi_4300 | | RNA polymerase sigma factor, sigma-70 family | insig. | 25 | 73 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS14405 | | RNA polymerase sigma factor RpoE | no data | 25 | 86 |
| | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_04355 | | RNA polymerase, sigma-24 subunit, RpoE | no data | 25 | 86 |
| | Paraburkholderia graminis OAS925 | ABIE53_003043 | | RNA polymerase sigma-70 factor (ECF subfamily) | strong | 25 | 86 |
| | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_01799 | | RNA polymerase sigma-70 factor, ECF subfamily | insig. | 31 | 66 |
| | Bifidobacterium breve UCC2003 | BBR_RS15930 | | RNA polymerase sigma factor | insig. | 28 | 90 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_21275 | | RNA polymerase subunit sigma | insig. | 27 | 69 |
| | Pseudomonas sp. S08-1 | OH686_04120 | | RNA polymerase sigma factor RpoE | insig. | 31 | 69 |
| | Shewanella sp. ANA-3 | Shewana3_2465 | | ECF subfamily RNA polymerase sigma-24 factor (RefSeq) | insig. | 30 | 81 |
| | Pseudomonas fluorescens GW456-L13 | PfGW456L13_2582 | | RNA polymerase sigma-54 factor RpoN | insig. | 29 | 77 |
| | Sinorhizobium meliloti 1021 | SM_b20531 | | RNA polymerase sigma factor | insig. | 29 | 87 |
| | Hydrogenophaga sp. GW460-11-11-14-LB1 | GFF3339 | | RNA polymerase sigma factor RpoE | cofit | 27 | 82 |
| | Caulobacter crescentus NA1000 | CCNA_03362 | | ECF-family RNA polymerase sigma factor | strong | 31 | 81 |
| | Caulobacter crescentus NA1000 Δfur | CCNA_03362 | | ECF-family RNA polymerase sigma factor | cofit | 31 | 81 |
| | Pontibacter actiniarum KMM 6156, DSM 19842 | CA264_05685 | | RNA polymerase subunit sigma-70 | insig. | 30 | 74 |
| | Rhodanobacter denitrificans FW104-10B01 | LRK54_RS03835 | | RNA polymerase sigma factor | strong | 30 | 93 |
| | Sphingobium sp. HT1-2 | GFF2317 | | RNA polymerase ECF-type sigma factor | cofit | 31 | 71 |
| | Rhodopseudomonas palustris CGA009 | TX73_009325 | | sigma-70 family RNA polymerase sigma factor | insig. | 30 | 86 |
| | Agrobacterium fabrum C58 | Atu4160 | | RNA polymerase sigma factor | strong | 29 | 69 |
| | Xanthobacter sp. DMC5 | GFF1206 | | ECF RNA polymerase sigma factor SigF | insig. | 29 | 85 |
| | Bacteroides thetaiotaomicron VPI-5482 | BT4347 | | RNA polymerase ECF-type sigma factor (NCBI ptt file) | insig. | 28 | 72 |
| | Phaeobacter inhibens DSM 17395 | PGA1_c27070 | | RNA polymerase sigma factor 70 (ECF15 subgroup, ECF26 subgroup) | insig. | 28 | 65 |
| | Shewanella amazonensis SB2B | Sama_2611 | | ECF subfamily RNA polymerase sigma-24 factor (RefSeq) | insig. | 26 | 92 |
| | Pedobacter sp. GW460-11-11-14-LB5 | CA265_RS12435 | | hypothetical protein | insig. | 26 | 89 |
| | Marinobacter adhaerens HP15 | HP15_775 | | RNA polymerase sigma-70 RpoE type | insig. | 26 | 89 |
| | Sphingomonas koreensis DSMZ 15582 | Ga0059261_3492 | | RNA polymerase sigma factor, sigma-70 family | strong | 29 | 82 |
| | Variovorax sp. OAS795 | ABID97_RS16825 | | sigma-70 family RNA polymerase sigma factor | insig. | 29 | 81 |
| | Rhizobium sp. OAE497 | ABIE40_RS14450 | | RNA polymerase sigma factor | insig. | 29 | 72 |
| | Phocaeicola vulgatus CL09T03C04 | HMPREF1058_RS16945 | | RNA polymerase sigma factor | sig. | 28 | 71 |
| | Synechococcus elongatus PCC 7942 | Synpcc7942_1923 | sigG | RNA polymerase sigma factor RpoE | strong | 26 | 92 |
| | Mucilaginibacter yixingensis YX-36 DSM 26809 | ABZR88_RS22010 | | RNA polymerase sigma factor | insig. | 26 | 90 |
| | Hydrogenophaga sp. GW460-11-11-14-LB1 | GFF325 | | RNA polymerase sigma-70 factor, ECF subfamily | no data | 32 | 65 |
| | Shewanella oneidensis MR-1 | SO1986 | | RNA polymerase sigma-70 factor, ECF subfamily (NCBI ptt file) | insig. | 29 | 83 |
| | Agrobacterium fabrum C58 | Atu5490 | | ECF family RNA polymerase sigma factor | insig. | 28 | 84 |
| | Ralstonia sp. UNC404CL21Col | ABZR87_RS02660 | | RNA polymerase sigma factor | insig. | 36 | 53 |
| | Phocaeicola dorei CL03T12C01 | ABI39_RS12855 | | RNA polymerase sigma factor | insig. | 28 | 71 |
| | Caulobacter crescentus NA1000 | CCNA_03589 | | RNA polymerase EcfG family sigma factor sigT | strong | 27 | 71 |
| | Caulobacter crescentus NA1000 Δfur | CCNA_03589 | | RNA polymerase EcfG family sigma factor sigT | cofit | 27 | 71 |
| | Dinoroseobacter shibae DFL-12 | Dshi_3835 | | RNA polymerase, sigma-24 subunit, ECF subfamily (RefSeq) | insig. | 29 | 69 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS16520 | | RNA polymerase sigma factor | insig. | 31 | 66 |
| | Rhodanobacter sp. FW510-T8 | OKGIIK_10685 | rpoE | RNA polymerase sigma factor | sig. | 30 | 84 |
| | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_05041 | | RNA polymerase sigma-70 factor, ECF subfamily | insig. | 30 | 68 |
| | Pseudomonas sp. DMC3 | GFF1465 | | ECF RNA polymerase sigma factor EcfG | insig. | 29 | 77 |
| | Herbaspirillum seropedicae SmR1 | HSERO_RS13530 | | RNA polymerase subunit sigma-24 | no data | 35 | 79 |
| | Rhizobium sp. OAE497 | ABIE40_RS21790 | | sigma-70 family RNA polymerase sigma factor | cofit | 31 | 89 |
| | Dyella japonica UNC79MFTsu3.2 | ABZR86_RS18950 | | sigma-70 family RNA polymerase sigma factor | insig. | 29 | 74 |
| | Xanthomonas campestris pv. campestris strain 8004 | Xcc-8004.3681.1 | | RNA polymerase sigma factor RpoE | insig. | 25 | 67 |
| | Mucilaginibacter yixingensis YX-36 DSM 26809 | ABZR88_RS02650 | | RNA polymerase sigma factor | insig. | 24 | 86 |
| | Bacteroides stercoris CC31F | HMPREF1181_RS10020 | | RNA polymerase sigma-70 factor | cofit | 23 | 93 |
| | Bosea sp. OAE506 | ABIE41_RS11620 | | sigma-70 family RNA polymerase sigma factor | insig. | 31 | 69 |
| | Dyella japonica UNC79MFTsu3.2 | ABZR86_RS07040 | | RNA polymerase sigma factor | insig. | 30 | 91 |
| | Pseudomonas putida KT2440 | PP_2888 | | putative ECF sigma factor PrtI | no data | 34 | 71 |
| | Lysobacter sp. OAE881 | ABIE51_RS13770 | | RNA polymerase sigma factor | insig. | 32 | 70 |
| | Acidovorax sp. GW101-3H11 | Ac3H11_916 | | RNA polymerase sigma-70 factor | insig. | 31 | 70 |
| | Pontibacter actiniarum KMM 6156, DSM 19842 | CA264_11515 | | RNA polymerase sigma-70 factor | insig. | 28 | 89 |
| | Castellaniella sp019104865 MT123 | ABCV34_RS07155 | | RNA polymerase sigma factor | insig. | 28 | 69 |
| | Agrobacterium fabrum C58 | Atu2268 | | ECF family sigma factor | insig. | 28 | 70 |
| | Shewanella amazonensis SB2B | Sama_2175 | | RNA polymerase sigma factor (RefSeq) | strong | 26 | 94 |
| | Cellulophaga baltica 18 | M666_RS01580 | | sigma-70 family RNA polymerase sigma factor | insig. | 24 | 76 |
| | Echinicola vietnamensis KMM 6221, DSM 17526 | Echvi_1322 | | RNA polymerase sigma factor, sigma-70 family | sig. | 22 | 94 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS32410 | | RNA polymerase subunit sigma-24 | no data | 35 | 81 |
| | Sphingobium sp. HT1-2 | GFF5259 | | hypothetical protein | insig. | 28 | 71 |
| | Echinicola vietnamensis KMM 6221, DSM 17526 | Echvi_0358 | | RNA polymerase sigma factor, sigma-70 family | strong | 27 | 80 |
| | Mucilaginibacter yixingensis YX-36 DSM 26809 | ABZR88_RS07135 | | RNA polymerase sigma factor | insig. | 24 | 90 |
| | Sphingobium sp. HT1-2 | GFF2028 | | hypothetical protein | cofit | 32 | 81 |