| Orth | Species | Gene | Name | Description | Fitness | %Id | Cov |
| o | Methanococcus maripaludis JJ | MMJJ_RS07335 | | DNA-directed RNA polymerase subunit B'' | no data | 100 | 100 |
| | Methanococcus maripaludis S2 | MMP_RS07020 | | DNA-directed RNA polymerase subunit B'' | no data | 100 | 100 |
| | Synechocystis sp000284455 PCC 6803 | SGL_RS05930 | | DNA-directed RNA polymerase subunit beta | no data | 26 | 80 |
| | Synechococcus elongatus PCC 7942 | Synpcc7942_1522 | rpoB | DNA-directed RNA polymerase subunit beta | no data | 26 | 80 |
| | Mycobacterium tuberculosis H37Rv | Rv0667 | | DNA-directed RNA polymerase (beta chain) RpoB (transcriptase beta chain) (RNA polymerase beta subunit) | no data | 23 | 89 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS19320 | | DNA-directed RNA polymerase subunit beta | no data | 29 | 42 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS07265 | | DNA-directed RNA polymerase subunit beta | no data | 30 | 42 |
| | Ralstonia solanacearum GMI1000 | RS_RS15200 | | DNA-directed RNA polymerase subunit beta | no data | 30 | 42 |
| | Ralstonia solanacearum PSI07 | RPSI07_RS09980 | | DNA-directed RNA polymerase subunit beta | no data | 30 | 42 |
| | Ralstonia solanacearum UW163 | UW163_RS06355 | | DNA-directed RNA polymerase subunit beta | no data | 30 | 42 |
| | Ralstonia sp. UNC404CL21Col | ABZR87_RS02925 | | DNA-directed RNA polymerase subunit beta | no data | 32 | 31 |
| | Acidovorax sp. GW101-3H11 | Ac3H11_4458 | | DNA-directed RNA polymerase beta subunit (EC 2.7.7.6) | no data | 30 | 42 |
| | Bosea sp. OAE506 | ABIE41_RS14500 | | DNA-directed RNA polymerase subunit beta | no data | 35 | 29 |
| | Xanthobacter sp. DMC5 | GFF8 | | DNA-directed RNA polymerase subunit beta | no data | 31 | 43 |
| | Rhodopseudomonas palustris CGA009 | TX73_016895 | | DNA-directed RNA polymerase subunit beta | no data | 29 | 43 |
| | Methylophilus sp. DMC18 | GFF1589 | | DNA-directed RNA polymerase subunit beta | no data | 33 | 31 |
| | Herbaspirillum seropedicae SmR1 | HSERO_RS00525 | | DNA-directed RNA polymerase subunit beta | no data | 33 | 31 |
| | Cellulophaga baltica 18 | M666_RS09215 | | DNA-directed RNA polymerase subunit beta | no data | 28 | 53 |
| | Bifidobacterium breve UCC2003 | BBR_RS12945 | | DNA-directed RNA polymerase subunit beta | no data | 25 | 81 |
| | Azospirillum sp. SherDot2 | MPMX19_00385 | | DNA-directed RNA polymerase subunit beta | no data | 29 | 43 |
| | Dechlorosoma suillum PS | Dsui_0366 | | DNA-directed RNA polymerase, beta subunit | no data | 33 | 31 |
| | Rhodospirillum rubrum S1H | Rru_A2695 | | DNA-directed RNA polymerase, beta subunit (NCBI) | no data | 36 | 29 |
| | Hydrogenophaga sp. GW460-11-11-14-LB1 | GFF1793 | | DNA-directed RNA polymerase beta subunit (EC 2.7.7.6) | no data | 29 | 42 |
| | Variovorax sp. OAS795 | ABID97_RS05345 | | DNA-directed RNA polymerase subunit beta | no data | 29 | 42 |
| | Variovorax sp. SCN45 | GFF5881 | | DNA-directed RNA polymerase beta subunit (EC 2.7.7.6) | no data | 29 | 42 |
| | Magnetospirillum magneticum AMB-1 | AMB_RS15815 | | DNA-directed RNA polymerase subunit beta | no data | 36 | 29 |
| | Bacteroides thetaiotaomicron VPI-5482 | BT2734 | | DNA-directed RNA polymerase beta chain (NCBI ptt file) | no data | 35 | 29 |
| | Bacteroides ovatus ATCC 8483 | BACOVA_01036 | | putative DNA-directed RNA polymerase, beta subunit | no data | 34 | 29 |
| | Bacteroides stercoris CC31F | HMPREF1181_RS00560 | | DNA-directed RNA polymerase subunit beta | no data | 34 | 29 |
| | Azospirillum brasilense Sp245 | AZOBR_RS11510 | | DNA-directed RNA polymerase subunit beta | no data | 30 | 43 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS18155 | | DNA-directed RNA polymerase subunit beta | no data | 33 | 30 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS28305 | | DNA-directed RNA polymerase subunit beta | no data | 33 | 30 |
| | Castellaniella sp019104865 MT123 | ABCV34_RS11650 | | DNA-directed RNA polymerase subunit beta | no data | 31 | 31 |
| | Phocaeicola dorei CL03T12C01 | ABI39_RS03765 | | DNA-directed RNA polymerase subunit beta | no data | 34 | 29 |
| | Phocaeicola vulgatus CL09T03C04 | HMPREF1058_RS09380 | | DNA-directed RNA polymerase subunit beta | no data | 34 | 29 |
| | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_06593 | | DNA-directed RNA polymerase subunit beta | no data | 33 | 30 |
| | Paraburkholderia graminis OAS925 | ABIE53_003794 | | DNA-directed RNA polymerase subunit beta | no data | 33 | 30 |
| | Sphingomonas koreensis DSMZ 15582 | Ga0059261_0782 | | DNA-directed RNA polymerase, beta subunit | no data | 27 | 48 |
| | Parabacteroides merdae CL09T00C40 | HMPREF1078_RS10815 | | DNA-directed RNA polymerase subunit beta | no data | 33 | 31 |
| | Desulfovibrio vulgaris Hildenborough JW710 | DVU2928 | rpoB | DNA-directed RNA polymerase, beta subunit (TIGR) | no data | 32 | 33 |
| | Acinetobacter baumannii LAC-4 | RR41_RS17545 | | DNA-directed RNA polymerase subunit beta | no data | 31 | 29 |
| | Acinetobacter radioresistens SK82 | MPMX26_00212 | | DNA-directed RNA polymerase subunit beta | no data | 31 | 29 |
| | Sphingobium sp. HT1-2 | GFF2911 | | DNA-directed RNA polymerase beta subunit (EC 2.7.7.6) | no data | 33 | 29 |
| | Mucilaginibacter yixingensis YX-36 DSM 26809 | ABZR88_RS17730 | | DNA-directed RNA polymerase subunit beta | no data | 32 | 33 |
| | Pseudomonas fluorescens SBW25 | PFLU_RS27200 | | DNA-directed RNA polymerase subunit beta | no data | 28 | 43 |
| | Pseudomonas fluorescens SBW25-INTG | PFLU_RS27200 | | DNA-directed RNA polymerase subunit beta | no data | 28 | 43 |
| | Pseudomonas sp. DMC3 | GFF3757 | | DNA-directed RNA polymerase subunit beta | no data | 28 | 43 |
| | Pseudomonas lactucae CFBP13502 | GEMAOFIL_05229 | | DNA-directed RNA polymerase subunit beta | no data | 28 | 43 |
| | Pseudomonas simiae WCS417 | PS417_25570 | | DNA-directed RNA polymerase subunit beta | no data | 28 | 43 |
| | Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_2575 | | DNA-directed RNA polymerase beta subunit (EC 2.7.7.6) | no data | 28 | 43 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_07035 | | DNA-directed RNA polymerase subunit beta | no data | 28 | 43 |
| | Echinicola vietnamensis KMM 6221, DSM 17526 | Echvi_0262 | | DNA-directed RNA polymerase, beta subunit | no data | 31 | 36 |
| | Pseudomonas orientalis W4I3 | QF045_RS27595 | | DNA-directed RNA polymerase subunit beta | no data | 28 | 43 |
| | Pseudomonas fluorescens GW456-L13 | PfGW456L13_1247 | | DNA-directed RNA polymerase beta subunit (EC 2.7.7.6) | no data | 28 | 43 |
| | Pontibacter actiniarum KMM 6156, DSM 19842 | CA264_19310 | | DNA-directed RNA polymerase subunit beta | no data | 32 | 34 |
| | Pseudomonas sp. BP01 | JOY50_RS28245 | rpoB | DNA-directed RNA polymerase subunit beta | no data | 27 | 43 |
| | Pseudomonas putida KT2440 | PP_0447 | | DNA-directed RNA polymerase subunit beta | no data | 27 | 43 |
| | Desulfovibrio vulgaris Miyazaki F | DvMF_1455 | rpoB | DNA-directed RNA polymerase subunit beta (RefSeq) | no data | 34 | 29 |
| | Pedobacter sp. GW460-11-11-14-LB5 | CA265_RS02915 | | DNA-directed RNA polymerase subunit beta | no data | 32 | 33 |
| | Shewanella sp. ANA-3 | Shewana3_0192 | rpoB | DNA-directed RNA polymerase subunit beta (RefSeq) | no data | 27 | 42 |
| | Shewanella oneidensis MR-1 | SO0224 | rpoB | DNA-directed RNA polymerase, beta subunit (NCBI ptt file) | no data | 27 | 42 |
| | Kangiella aquimarina DSM 16071 | B158DRAFT_1869 | | DNA-directed RNA polymerase, beta subunit | no data | 32 | 32 |
| | Pseudomonas stutzeri RCH2 | Psest_3613 | | DNA-directed RNA polymerase, beta subunit | no data | 26 | 46 |
| | Pseudomonas sp. S08-1 | OH686_15320 | | DNA-directed RNA polymerase, beta subunit | no data | 26 | 46 |
| | Agrobacterium fabrum C58 | Atu1956 | | DNA-directed RNA polymerase beta chain | no data | 33 | 31 |
| | Rhizobium sp. OAE497 | ABIE40_RS07795 | | DNA-directed RNA polymerase subunit beta | no data | 33 | 31 |
| | Sinorhizobium meliloti 1021 | SMc01317 | | DNA-directed RNA polymerase subunit beta | no data | 32 | 32 |
| | Alteromonas macleodii MIT1002 | MIT1002_03733 | | DNA-directed RNA polymerase subunit beta | no data | 32 | 30 |
| | Pseudomonas sp. SVBP6 | COO64_RS16255 | rpoB | DNA-directed RNA polymerase subunit beta | no data | 27 | 43 |
| | Pseudomonas aeruginosa MRSN321 | DY961_RS29590 | rpoB;go_component=cytosolic | DNA-directed RNA polymerase subunit beta | no data | 26 | 42 |
| | Pseudomonas aeruginosa PUPa3 | DQ20_RS43925 | rpoB;go_component=cytosolic | DNA-directed RNA polymerase subunit beta | no data | 26 | 42 |
| | Vibrio cholerae E7946 ATCC 55056 | CSW01_01700 | | DNA-directed RNA polymerase subunit beta | no data | 31 | 29 |
| | Pseudomonas segetis P6 | ACVTMO_RS04605 | rpoB | DNA-directed RNA polymerase subunit beta | no data | 27 | 42 |
| | Pseudomonas fluorescens FW300-N2C3 | AO356_14610 | | DNA-directed RNA polymerase subunit beta | no data | 27 | 42 |
| | Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_4851 | | DNA-directed RNA polymerase beta subunit (EC 2.7.7.6) | no data | 27 | 42 |
| | Brevundimonas sp. GW460-12-10-14-LB2 | A4249_RS08085 | | DNA-directed RNA polymerase subunit beta | no data | 33 | 29 |
| | Pseudomonas syringae pv. syringae B728a | Psyr_4555 | | DNA-directed RNA polymerase subunit beta | no data | 28 | 47 |
| | Pseudomonas syringae pv. syringae B728a ΔmexB | Psyr_4555 | | DNA-directed RNA polymerase subunit beta | no data | 28 | 47 |
| | Pseudomonas sp. RS175 | PFR28_04009 | | DNA-directed RNA polymerase subunit beta | no data | 27 | 42 |
| | Caulobacter crescentus NA1000 | CCNA_00536 | | DNA-directed RNA polymerase beta chain | no data | 33 | 29 |
| | Caulobacter crescentus NA1000 Δfur | CCNA_00536 | | DNA-directed RNA polymerase beta chain | no data | 33 | 29 |
| | Dickeya dianthicola 67-19 | HGI48_RS01090 | | DNA-directed RNA polymerase subunit beta | no data | 26 | 64 |
| | Dickeya dianthicola ME23 | DZA65_RS01160 | | DNA-directed RNA polymerase subunit beta | no data | 26 | 64 |
| | Dinoroseobacter shibae DFL-12 | Dshi_0268 | | DNA-directed RNA polymerase, beta subunit (RefSeq) | no data | 33 | 28 |
| | Phaeobacter inhibens DSM 17395 | PGA1_c01430 | | DNA-directed RNA polymerase subunit beta | no data | 33 | 28 |
| | Fusobacterium nucleatum SB010 | HUW76_10355 | | DNA-directed RNA polymerase subunit beta | no data | 32 | 29 |
| | Shewanella amazonensis SB2B | Sama_0206 | rpoB | DNA-directed RNA polymerase subunit beta (RefSeq) | no data | 30 | 32 |
| | Dickeya dadantii 3937 | DDA3937_RS01100 | | DNA-directed RNA polymerase subunit beta | no data | 26 | 64 |
| | Erwinia tracheiphila SCR3 | LU632_RS00930 | rpoB | DNA-directed RNA polymerase subunit beta | no data | 31 | 29 |
| | Klebsiella michiganensis M5al | BWI76_RS01500 | | DNA-directed RNA polymerase subunit beta | no data | 31 | 29 |
| | Rahnella sp. WP5 | EX31_RS16780 | | DNA-directed RNA polymerase subunit beta | no data | 31 | 29 |
| | Pantoea sp. MT58 | IAI47_18110 | | DNA-directed RNA polymerase subunit beta | no data | 31 | 29 |
| | Pantoea agglomerans CFBP13505 P0401 | PagCFBP13505_RS22645 | | DNA-directed RNA polymerase subunit beta | no data | 31 | 29 |
| | Enterobacter asburiae PDN3 | EX28DRAFT_4526 | | DNA-directed RNA polymerase, beta subunit | no data | 31 | 29 |
| | Enterobacter sp. TBS_079 | MPMX20_00207 | | DNA-directed RNA polymerase subunit beta | no data | 31 | 29 |
| | Escherichia coli BL21 | ECD_03863 | | RNA polymerase, beta subunit | no data | 31 | 29 |
| | Escherichia fergusonii Becca | EFB2_04624 | | DNA-directed RNA polymerase subunit beta | no data | 31 | 29 |
| | Escherichia coli ECOR27 | NOLOHH_05565 | rpoB_R687H | DNA-directed RNA polymerase subunit beta RpoB | no data | 31 | 29 |
| | Escherichia coli ECOR38 | HEPCGN_12070 | rpoB_R687H | DNA-directed RNA polymerase subunit beta RpoB | no data | 31 | 29 |
| | Escherichia coli ECRC100 | OKFHMN_13420 | rpoB_R687H | DNA-directed RNA polymerase subunit beta RpoB | no data | 31 | 29 |