| Orth | Species | Gene | Name | Description | Fitness | %Id | Cov |
| | Enterobacter sp. TBS_079 | MPMX20_02022 | | Fumarate hydratase class II | insig. | 100 | 100 |
| o | Enterobacter asburiae PDN3 | EX28DRAFT_1608 | | fumarase, class II (EC 4.2.1.2) | strong | 97 | 100 |
| o | Klebsiella michiganensis M5al | BWI76_RS16270 | | fumarate hydratase, class II | sig. | 92 | 100 |
| o | Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF1806 | | Fumarate hydratase class II (EC 4.2.1.2) | insig. | 90 | 100 |
| o | Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_02115 | | Fumarate hydratase class II | insig. | 90 | 100 |
| o | Klebsiella pneumoniae MKP103 | KDGMDA_20940 | | class II fumarate hydratase | insig. | 89 | 100 |
| o | Escherichia coli ECOR27 | NOLOHH_18155 | fumC | class II fumarate hydratase | insig. | 90 | 100 |
| o | Escherichia coli ECRC100 | OKFHMN_27650 | fumC | class II fumarate hydratase | cofit | 90 | 100 |
| o | Escherichia coli ECRC101 | MCAODC_17760 | fumC | class II fumarate hydratase | insig. | 90 | 100 |
| o | Escherichia coli ECRC102 | NIAGMN_00425 | fumC | class II fumarate hydratase | insig. | 90 | 100 |
| o | Escherichia coli ECRC62 | BNILDI_16945 | fumC | class II fumarate hydratase | insig. | 90 | 100 |
| o | Escherichia coli ECRC98 | JDDGAC_02240 | fumC | class II fumarate hydratase | insig. | 90 | 100 |
| o | Escherichia coli ECRC99 | KEDOAH_00455 | fumC | class II fumarate hydratase | no data | 90 | 100 |
| o | Escherichia coli BW25113 | b1611 | fumC | fumarate hydratase (NCBI) | strong | 90 | 100 |
| o | Escherichia coli Nissle 1917 | ECOLIN_RS08995 | | class II fumarate hydratase | no data | 90 | 100 |
| o | Escherichia fergusonii Becca | EFB2_02381 | | Fumarate hydratase class II | insig. | 90 | 100 |
| o | Escherichia coli ECOR38 | HEPCGN_06025 | fumC | class II fumarate hydratase | insig. | 90 | 100 |
| o | Escherichia coli BL21 | ECD_01580 | | fumarate hydratase (fumarase C),aerobic Class II | no data | 90 | 100 |
| o | Pantoea agglomerans CFBP13505 P0401 | PagCFBP13505_RS05795 | | class II fumarate hydratase | cofit | 88 | 100 |
| o | Pantoea sp. MT58 | IAI47_10335 | | class II fumarate hydratase | sig. | 88 | 100 |
| o | Erwinia tracheiphila HP pepo 2.2 | IJEDHG_23250 | fumC | class II fumarate hydratase | cofit | 86 | 100 |
| o | Erwinia tracheiphila SCR3 | LU632_RS12335 | fumC | class II fumarate hydratase | insig. | 86 | 100 |
| o | Rahnella sp. WP5 | EX31_RS06965 | | class II fumarate hydratase | insig. | 86 | 100 |
| o | Serratia liquefaciens MT49 | IAI46_11655 | | class II fumarate hydratase | insig. | 86 | 100 |
| o | Erwinia amylovora T8 | OLJFJH_14300 | | class II fumarate hydratase | cofit | 85 | 100 |
| o | Pectobacterium carotovorum WPP14 | HER17_RS10755 | | class II fumarate hydratase | cofit | 85 | 100 |
| o | Dickeya dianthicola ME23 | DZA65_RS11125 | | class II fumarate hydratase | insig. | 85 | 100 |
| o | Dickeya dadantii 3937 | DDA3937_RS10655 | | class II fumarate hydratase | sig. | 85 | 100 |
| o | Dickeya dianthicola 67-19 | HGI48_RS10655 | | class II fumarate hydratase | insig. | 84 | 100 |
| o | Ralstonia solanacearum PSI07 | RPSI07_RS05900 | | class II fumarate hydratase | strong | 74 | 99 |
| o | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS17680 | | class II fumarate hydratase | no data | 73 | 99 |
| o | Ralstonia solanacearum UW163 | UW163_RS21470 | | class II fumarate hydratase | insig. | 73 | 99 |
| o | Ralstonia sp. UNC404CL21Col | ABZR87_RS18630 | | class II fumarate hydratase | insig. | 73 | 99 |
| o | Ralstonia solanacearum GMI1000 | RS_RS23320 | | class II fumarate hydratase | cofit | 74 | 99 |
| o | Paraburkholderia graminis OAS925 | ABIE53_003084 | | fumarate hydratase class II | strong | 74 | 99 |
| o | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_04314 | | fumarase, class II | insig. | 74 | 99 |
| o | Acidovorax sp. GW101-3H11 | Ac3H11_943 | | Fumarate hydratase class II (EC 4.2.1.2) | insig. | 75 | 99 |
| o | Paraburkholderia sabiae LMG 24235 | QEN71_RS04360 | | class II fumarate hydratase | insig. | 74 | 99 |
| o | Burkholderia phytofirmans PsJN | BPHYT_RS14615 | | fumarate hydratase | insig. | 74 | 99 |
| o | Variovorax sp. SCN45 | GFF479 | | Fumarate hydratase class II (EC 4.2.1.2) | insig. | 72 | 99 |
| o | Variovorax sp. OAS795 | ABID97_RS17545 | | class II fumarate hydratase | strong | 72 | 99 |
| o | Hydrogenophaga sp. GW460-11-11-14-LB1 | GFF4101 | | Fumarate hydratase class II (EC 4.2.1.2) | cofit | 73 | 98 |
| o | Herbaspirillum seropedicae SmR1 | HSERO_RS07610 | | fumarate hydratase | insig. | 72 | 98 |
| o | Magnetospirillum magneticum AMB-1 | AMB_RS18480 | | class II fumarate hydratase | insig. | 67 | 99 |
| o | Dechlorosoma suillum PS | Dsui_0926 | | fumarate hydratase, class II | insig. | 68 | 98 |
| o | Synechocystis sp000284455 PCC 6803 | SGL_RS13465 | | class II fumarate hydratase | strong | 61 | 99 |
| o | Pontibacter actiniarum KMM 6156, DSM 19842 | CA264_17145 | | class II fumarate hydratase | no data | 63 | 99 |
| o | Cellulophaga baltica 18 | M666_RS13795 | | class II fumarate hydratase | no data | 63 | 100 |
| o | Acinetobacter radioresistens SK82 | MPMX26_01446 | | Fumarate hydratase class II | insig. | 61 | 98 |
| o | Acinetobacter baumannii LAC-4 | RR41_RS07970 | | class II fumarate hydratase | insig. | 63 | 98 |
| o | Azospirillum sp. SherDot2 | MPMX19_01424 | | Fumarate hydratase class II | insig. | 64 | 99 |
| o | Echinicola vietnamensis KMM 6221, DSM 17526 | Echvi_1329 | | fumarate hydratase, class II | no data | 63 | 99 |
| o | Castellaniella sp019104865 MT123 | ABCV34_RS03655 | | class II fumarate hydratase | insig. | 62 | 99 |
| o | Pseudomonas syringae pv. syringae B728a | Psyr_3661 | | Fumarate hydratase, class II | insig. | 61 | 98 |
| o | Pseudomonas syringae pv. syringae B728a ΔmexB | Psyr_3661 | | Fumarate hydratase, class II | insig. | 61 | 98 |
| o | Mucilaginibacter yixingensis YX-36 DSM 26809 | ABZR88_RS20230 | | class II fumarate hydratase | no data | 61 | 100 |
| o | Brevundimonas sp. GW460-12-10-14-LB2 | A4249_RS05005 | | class II fumarate hydratase | no data | 59 | 99 |
| o | Rhodopseudomonas palustris CGA009 | TX73_018130 | | class II fumarate hydratase | insig. | 60 | 98 |
| o | Pseudomonas segetis P6 | MPMX49_02863 | | Fumarate hydratase class II | insig. | 57 | 98 |
| o | Pedobacter sp. GW460-11-11-14-LB5 | CA265_RS23855 | | fumarate hydratase, class II | no data | 62 | 100 |
| o | Azospirillum brasilense Sp245 | AZOBR_RS06120 | | fumarate hydratase | insig. | 63 | 99 |
| o | Pseudomonas simiae WCS417 | PS417_19200 | | fumarate hydratase | insig. | 60 | 99 |
| o | Sinorhizobium meliloti 1021 | SMc00149 | | fumarate hydratase | no data | 58 | 99 |
| | Rhodopseudomonas palustris CGA009 | TX73_006820 | | class II fumarate hydratase | insig. | 58 | 99 |
| o | Pseudomonas fluorescens FW300-N2E3 | AO353_02150 | | fumarate hydratase | insig. | 59 | 98 |
| o | Pseudomonas lactucae CFBP13502 | GEMAOFIL_04066 | | Fumarate hydratase class II | cofit | 59 | 99 |
| o | Desulfovibrio vulgaris Hildenborough JW710 | DVU0080 | fumC | fumarate hydratase, class II (TIGR) | sig. | 59 | 98 |
| o | Cupriavidus basilensis FW507-4G11 | RR42_RS33090 | | fumarate hydratase | strong | 62 | 99 |
| o | Phaeobacter inhibens DSM 17395 | PGA1_c13520 | | fumarate hydratase class II | no data | 58 | 99 |
| o | Xanthobacter sp. DMC5 | GFF3171 | | Fumarate hydratase class II | no data | 57 | 99 |
| o | Rhodospirillum rubrum S1H | Rru_A2129 | | Fumarate hydratase, class II (NCBI) | insig. | 60 | 98 |
| o | Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_2536 | | Fumarate hydratase class II (EC 4.2.1.2) | insig. | 60 | 98 |
| o | Synechococcus elongatus PCC 7942 | Synpcc7942_1007 | fumC | fumarate hydratase | strong | 57 | 98 |
| o | Pseudomonas fluorescens GW456-L13 | PfGW456L13_2160 | | Fumarate hydratase class II (EC 4.2.1.2) | insig. | 60 | 98 |
| o | Pseudomonas aeruginosa PA14 | IKLFDK_03770 | | class II fumarate hydratase | insig. | 59 | 98 |
| o | Pseudomonas fluorescens FW300-N2C3 | AO356_03545 | | fumarate hydratase | no data | 60 | 98 |
| o | Pseudomonas sp. DMC3 | GFF4693 | | Fumarate hydratase class II | cofit | 60 | 98 |
| o | Dinoroseobacter shibae DFL-12 | Dshi_2334 | | fumarate hydratase, class II (RefSeq) | no data | 59 | 98 |
| o | Pseudomonas sp. RS175 | PFR28_00889 | | Fumarate hydratase class II | insig. | 59 | 98 |
| o | Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_367 | | Fumarate hydratase class II (EC 4.2.1.2) | sig. | 59 | 98 |
| o | Pseudomonas fluorescens SBW25 | PFLU_RS21170 | | class II fumarate hydratase | insig. | 59 | 99 |
| o | Pseudomonas fluorescens SBW25-INTG | PFLU_RS21170 | | class II fumarate hydratase | insig. | 59 | 99 |
| o | Pseudomonas putida KT2440 | PP_1755 | | fumarate hydratase (class 2) | insig. | 60 | 98 |
| o | Pseudomonas sp. S08-1 | OH686_21015 | | fumarate hydratase, class II | insig. | 59 | 99 |
| o | Rhizobium sp. OAE497 | ABIE40_RS10540 | | class II fumarate hydratase | insig. | 57 | 99 |
| | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_00025 | | fumarase, class II | insig. | 55 | 99 |
| o | Caulobacter crescentus NA1000 | CCNA_02194 | | fumarate hydratase | no data | 57 | 99 |
| o | Caulobacter crescentus NA1000 Δfur | CCNA_02194 | | fumarate hydratase | no data | 57 | 99 |
| o | Pseudomonas stutzeri RCH2 | Psest_2682 | | fumarate hydratase, class II | strong | 57 | 99 |
| o | Pseudomonas sp. BP01 | JOY50_RS16210 | | class II fumarate hydratase | insig. | 59 | 98 |
| o | Agrobacterium fabrum C58 | Atu1616 | | fumarate hydratase | no data | 56 | 99 |
| o | Pseudomonas sp. SVBP6 | COO64_RS06820 | | class II fumarate hydratase | insig. | 59 | 98 |
| o | Bosea sp. OAE506 | ABIE41_RS12805 | | class II fumarate hydratase | no data | 59 | 99 |
| o | Sphingomonas koreensis DSMZ 15582 | Ga0059261_1040 | | fumarase, class II (EC 4.2.1.2) | insig. | 57 | 99 |
| o | Sphingobium sp. HT1-2 | GFF3055 | | Fumarate hydratase class II (EC 4.2.1.2) | cofit | 57 | 99 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS37365 | | fumarate hydratase | insig. | 54 | 98 |
| o | Desulfovibrio vulgaris Miyazaki F | DvMF_2075 | | fumarate hydratase, class II (RefSeq) | sig. | 58 | 98 |
| | Variovorax sp. SCN45 | GFF1887 | | Fumarate hydratase class II (EC 4.2.1.2) | no data | 49 | 97 |
| | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_02592 | | fumarase, class II | insig. | 48 | 98 |
| | Pseudomonas simiae WCS417 | PS417_11625 | | fumarate hydratase | insig. | 48 | 99 |