| Orth | Species | Gene | Name | Description | Fitness | %Id | Cov |
| | Methanococcus maripaludis JJ | MMJJ_RS06400 | | FumA C-terminus/TtdB family hydratase beta subunit | strong | 100 | 100 |
| o | Methanococcus maripaludis S2 | MMP_RS07955 | | FumA C-terminus/TtdB family hydratase beta subunit | strong | 96 | 100 |
| o | Escherichia coli ECRC62 | BNILDI_01045 | ttdB | L(+)-tartrate dehydratase subunit beta | insig. | 43 | 91 |
| o | Escherichia coli BL21 | ECD_02932 | | L-tartrate dehydratase, beta subunit | insig. | 43 | 91 |
| o | Escherichia fergusonii Becca | EFB2_00749 | | L(+)-tartrate dehydratase subunit beta | insig. | 43 | 91 |
| o | Escherichia coli ECOR27 | NOLOHH_10470 | ttdB | L(+)-tartrate dehydratase subunit beta | insig. | 43 | 91 |
| o | Escherichia coli ECOR38 | HEPCGN_17535 | ttdB | L(+)-tartrate dehydratase subunit beta | sig. | 43 | 91 |
| o | Escherichia coli HS(pFamp)R (ATCC 700891) | OHPLBJKB_00640 | | L(+)-tartrate dehydratase subunit beta | insig. | 43 | 91 |
| o | Escherichia coli Nissle 1917 | ECOLIN_RS17680 | | L(+)-tartrate dehydratase subunit beta | insig. | 43 | 91 |
| o | Escherichia coli BW25113 | b3062 | ttdB | L(+)-tartrate dehydratase (NCBI) | insig. | 43 | 91 |
| o | Escherichia coli ECRC100 | OKFHMN_18680 | ttdB | L(+)-tartrate dehydratase subunit beta | insig. | 43 | 91 |
| o | Escherichia coli ECRC101 | MCAODC_09195 | ttdB | L(+)-tartrate dehydratase subunit beta | insig. | 43 | 91 |
| o | Escherichia coli ECRC102 | NIAGMN_16445 | ttdB | L(+)-tartrate dehydratase subunit beta | cofit | 43 | 91 |
| o | Escherichia coli ECRC98 | JDDGAC_22315 | ttdB | L(+)-tartrate dehydratase subunit beta | insig. | 43 | 91 |
| o | Escherichia coli ECRC99 | KEDOAH_09465 | ttdB | L(+)-tartrate dehydratase subunit beta | no data | 43 | 91 |
| o | Magnetospirillum magneticum AMB-1 | AMB_RS16030 | | L(+)-tartrate dehydratase subunit beta | no data | 43 | 97 |
| o | Dickeya dianthicola 67-19 | HGI48_RS20695 | | L(+)-tartrate dehydratase subunit beta | insig. | 43 | 91 |
| o | Pseudomonas sp. BP01 | JOY50_RS26920 | ttdB | L(+)-tartrate dehydratase subunit beta | no data | 44 | 91 |
| o | Klebsiella michiganensis M5al | BWI76_RS25395 | | L(+)-tartrate dehydratase subunit beta | cofit | 42 | 91 |
| o | Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF2154 | | L(+)-tartrate dehydratase beta subunit (EC 4.2.1.32) | insig. | 42 | 91 |
| o | Acidovorax sp. GW101-3H11 | Ac3H11_638 | | L(+)-tartrate dehydratase beta subunit (EC 4.2.1.32) | insig. | 44 | 89 |
| o | Cupriavidus basilensis FW507-4G11 | RR42_RS02190 | | fumarate hydrolyase | insig. | 34 | 99 |
| o | Xanthobacter sp. DMC5 | GFF4065 | | L(+)-tartrate dehydratase subunit beta | insig. | 33 | 99 |
| o | Desulfovibrio vulgaris Hildenborough JW710 | DVU3265 | | tartrate dehydratase beta subunit, putative (TIGR) | insig. | 38 | 90 |
| o | Variovorax sp. SCN45 | GFF1583 | | Fumarate hydratase class I, beta region (EC 4.2.1.2); L(+)-tartrate dehydratase beta subunit (EC 4.2.1.32) | insig. | 31 | 99 |
| o | Desulfovibrio vulgaris Miyazaki F | DvMF_2462 | | hydro-lyase, Fe-S type, tartrate/fumarate subfamily, beta subunit (RefSeq) | insig. | 37 | 90 |
| | Marinobacter adhaerens HP15 | HP15_1143 | | hydro-lyase, Fe-S type, tartrate/fumarate subfamily, alpha subunit | no data | 35 | 88 |
| | Vibrio cholerae E7946 ATCC 55056 | CSW01_06585 | | fumarate hydratase | insig. | 35 | 88 |
| | Pseudomonas lactucae CFBP13502 | GEMAOFIL_04680 | | Fumarate hydratase class I, aerobic | cofit | 35 | 87 |
| | Pseudomonas fluorescens FW300-N2C3 | AO356_17810 | | fumarate hydratase | no data | 35 | 87 |
| | Paraburkholderia graminis OAS925 | ABIE53_001662 | | fumarate hydratase class I | strong | 34 | 88 |
| | Dyella japonica UNC79MFTsu3.2 | ABZR86_RS19555 | | fumarate hydratase | strong | 32 | 88 |
| | Alteromonas macleodii MIT1002 | MIT1002_02009 | | Fumarate hydratase class I, anaerobic | no data | 35 | 87 |
| | Acidovorax sp. GW101-3H11 | Ac3H11_941 | | Fumarate hydratase class I, aerobic (EC 4.2.1.2) | no data | 35 | 87 |
| | Lysobacter sp. OAE881 | ABIE51_RS12620 | | fumarate hydratase | sig. | 35 | 87 |
| | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_04956 | | fumarase, class I, homodimeric | no data | 34 | 88 |
| | Castellaniella sp019104865 MT123 | ABCV34_RS09450 | | fumarate hydratase | cofit | 32 | 93 |
| | Hydrogenophaga sp. GW460-11-11-14-LB1 | GFF4099 | | Fumarate hydratase class I, aerobic (EC 4.2.1.2) | cofit | 35 | 87 |
| | Pseudomonas fluorescens SBW25 | PFLU_RS24270 | | fumarate hydratase | no data | 34 | 87 |
| | Pseudomonas fluorescens SBW25-INTG | PFLU_RS24270 | | fumarate hydratase | no data | 34 | 87 |
| | Pseudomonas sp. SVBP6 | COO64_RS12175 | | fumarate hydratase | no data | 34 | 87 |
| | Pseudomonas simiae WCS417 | PS417_22635 | | fumarate hydratase | no data | 34 | 87 |
| | Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_683 | | Fumarate hydratase class I, aerobic (EC 4.2.1.2) | strong | 34 | 87 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_03795 | | fumarate hydratase | strong | 34 | 87 |
| | Xanthomonas campestris pv. campestris strain 8004 | Xcc-8004.3506.1 | | Fumarate hydratase class I, aerobic (EC 4.2.1.2) | no data | 33 | 87 |
| | Dechlorosoma suillum PS | Dsui_2001 | | hydro-lyase, Fe-S type, tartrate/fumarate subfamily,hydro-lyase family enzyme, Fe-S type, tartrate/fumarate subfamily | no data | 35 | 87 |
| | Ralstonia solanacearum PSI07 | RPSI07_RS14865 | | fumarate hydratase | strong | 35 | 87 |
| | Pseudomonas syringae pv. syringae B728a | Psyr_4031 | | fumarase | no data | 34 | 87 |
| | Pseudomonas syringae pv. syringae B728a ΔmexB | Psyr_4031 | | fumarase | no data | 34 | 87 |
| | Escherichia coli ECOR38 | HEPCGN_01375 | ttdA | class I fumarate hydratase | insig. | 32 | 94 |
| | Kangiella aquimarina DSM 16071 | B158DRAFT_1342 | | fumarase, class I, homodimeric (EC 4.2.1.2) | no data | 34 | 87 |
| | Pseudomonas fluorescens GW456-L13 | PfGW456L13_1808 | | Fumarate hydratase class I, aerobic (EC 4.2.1.2) | no data | 34 | 87 |
| | Methylophilus sp. DMC18 | GFF482 | | Fumarate hydratase class I, anaerobic | no data | 34 | 87 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS06985 | | fumarate hydratase | strong | 33 | 88 |
| | Ralstonia sp. UNC404CL21Col | ABZR87_RS14375 | | fumarate hydratase | strong | 35 | 87 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS02460 | | fumarate hydratase | insig. | 35 | 87 |
| | Ralstonia solanacearum UW163 | UW163_RS11265 | | fumarate hydratase | insig. | 35 | 87 |
| | Pseudomonas sp. DMC3 | GFF5036 | | Fumarate hydratase class I, aerobic | no data | 34 | 87 |
| | Pseudomonas sp. RS175 | PFR28_03458 | | Fumarate hydratase class I, aerobic | no data | 34 | 87 |
| | Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_5489 | | Fumarate hydratase class I, aerobic (EC 4.2.1.2) | no data | 34 | 87 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS23780 | | fumarate hydratase | sig. | 33 | 88 |
| | Ralstonia solanacearum GMI1000 | RS_RS09830 | | fumarate hydratase | sig. | 35 | 87 |
| | Pseudomonas segetis P6 | MPMX49_03729 | | Fumarate hydratase class I, anaerobic | no data | 33 | 87 |
| | Escherichia coli ECRC99 | KEDOAH_21070 | ttdA | class I fumarate hydratase | no data | 32 | 94 |
| | Rhodanobacter sp. FW510-T8 | OKGIIK_02115 | ttdA | fumarate hydratase | strong | 32 | 88 |
| | Rhodanobacter denitrificans MT42 | LRK55_RS12360 | | fumarate hydratase | cofit | 32 | 88 |
| | Escherichia coli ECRC100 | OKFHMN_06895 | ttdA | class I fumarate hydratase | insig. | 32 | 94 |
| | Escherichia coli ECRC101 | MCAODC_26115 | ttdA | class I fumarate hydratase | insig. | 32 | 94 |
| | Escherichia coli ECRC102 | NIAGMN_04945 | ttdA | class I fumarate hydratase | insig. | 32 | 94 |
| | Escherichia coli ECRC98 | JDDGAC_10550 | ttdA | class I fumarate hydratase | insig. | 32 | 94 |
| | Rhodanobacter denitrificans FW104-10B01 | LRK54_RS12620 | | fumarate hydratase | sig. | 32 | 88 |
| | Variovorax sp. SCN45 | GFF483 | | Fumarate hydratase class I, aerobic (EC 4.2.1.2) | insig. | 34 | 87 |
| | Rhodanobacter sp000427505 FW510-R12 | LRK53_RS15950 | | fumarate hydratase | insig. | 32 | 88 |
| | Pseudomonas sp. BP01 | JOY50_RS14310 | | fumarate hydratase | no data | 33 | 87 |
| | Pseudomonas putida KT2440 | PP_0897 | | Fumarate hydratase, class I | no data | 33 | 87 |
| | Pseudomonas stutzeri RCH2 | Psest_3193 | | hydro-lyases, Fe-S type, tartrate/fumarate subfamily, alpha region/hydro-lyases, Fe-S type, tartrate/fumarate subfamily, beta region | no data | 32 | 87 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS13905 | | fumarate hydratase | strong | 34 | 87 |
| | Herbaspirillum seropedicae SmR1 | HSERO_RS07760 | | fumarate hydratase | no data | 33 | 88 |
| | Pseudomonas sp. S08-1 | OH686_18780 | | Fumarate hydratase class I, aerobic | no data | 33 | 87 |
| | Sphingobium sp. HT1-2 | GFF683 | | Fumarate hydratase class I, aerobic (EC 4.2.1.2) | cofit | 36 | 87 |
| | Pseudomonas aeruginosa PA14 | IKLFDK_02440 | | fumarate hydratase | no data | 32 | 87 |
| | Variovorax sp. OAS795 | ABID97_RS17550 | | fumarate hydratase | insig. | 34 | 87 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS27740 | | fumarate hydratase | insig. | 31 | 89 |
| | Acinetobacter baumannii LAC-4 | RR41_RS16545 | | fumarate hydratase | insig. | 31 | 88 |
| | Bacteroides ovatus ATCC 8483 | BACOVA_03087 | | hydrolyase, tartrate beta subunit/fumarate domain protein, Fe-S type | no data | 33 | 87 |
| | Shewanella sp. ANA-3 | Shewana3_2302 | | fumarase (RefSeq) | no data | 32 | 85 |
| | Acinetobacter radioresistens SK82 | MPMX26_00411 | | Fumarate hydratase class I, aerobic | strong | 31 | 88 |
| | Shewanella amazonensis SB2B | Sama_1688 | | fumarate hydratase, class I, anaerobic, putative (RefSeq) | no data | 32 | 85 |
| | Bacteroides thetaiotaomicron VPI-5482 | BT2256 | | fumarate hydratase class I, anaerobic (NCBI ptt file) | no data | 31 | 95 |
| | Dinoroseobacter shibae DFL-12 | Dshi_1426 | | hydro-lyase, Fe-S type, tartrate/fumarate subfamily, alpha subunit (RefSeq) | insig. | 32 | 88 |
| | Shewanella oneidensis MR-1 | SO2222 | | fumarate hydratase, class I, anaerobic, putative (NCBI ptt file) | no data | 31 | 85 |
| | Shewanella loihica PV-4 | Shew_1904 | | tartrate/fumarate subfamily Fe-S type hydro-lyase alpha subunit (RefSeq) | no data | 32 | 85 |
| | Klebsiella michiganensis M5al | BWI76_RS08450 | | fumarate hydratase | insig. | 31 | 92 |
| | Azospirillum sp. SherDot2 | MPMX19_03166 | | Fumarate hydratase class I, aerobic | no data | 31 | 92 |
| | Phocaeicola vulgatus CL09T03C04 | HMPREF1058_RS13805 | | fumarate hydratase | no data | 31 | 92 |
| | Azospirillum brasilense Sp245 | AZOBR_RS10315 | | fumarate hydratase | strong | 31 | 93 |
| | Sphingomonas koreensis DSMZ 15582 | Ga0059261_3334 | | hydro-lyases, Fe-S type, tartrate/fumarate subfamily, alpha region/hydro-lyases, Fe-S type, tartrate/fumarate subfamily, beta region | insig. | 34 | 88 |
| | Bacteroides stercoris CC31F | HMPREF1181_RS09470 | | fumarate hydratase | no data | 31 | 87 |
| | Parabacteroides merdae CL09T00C40 | HMPREF1078_RS17710 | | fumarate hydratase | no data | 31 | 92 |
| | Rhodospirillum rubrum S1H | Rru_A2206 | | tartrate dehydrogenase (NCBI) | no data | 33 | 82 |