| Orth | Species | Gene | Name | Description | Fitness | %Id | Cov |
| | Pseudomonas syringae pv. syringae B728a | Psyr_3639 | | Beta-lactamase-like:RNA-metabolising metallo-beta-lactamase | insig. | 100 | 100 |
| o | Pseudomonas syringae pv. syringae B728a ΔmexB | Psyr_3639 | | Beta-lactamase-like:RNA-metabolising metallo-beta-lactamase | insig. | 100 | 100 |
| o | Pseudomonas stutzeri RCH2 | Psest_1808 | | Predicted metal-dependent RNase, consists of a metallo-beta-lactamase domain and an RNA-binding KH domain | insig. | 57 | 98 |
| o | Pseudomonas putida KT2440 | PP_1775 | | Metallo-beta-lactamase family protein | strong | 57 | 100 |
| o | Pseudomonas sp. BP01 | JOY50_RS16110 | | MBL fold metallo-hydrolase RNA specificity domain-containing protein | insig. | 56 | 100 |
| o | Marinobacter adhaerens HP15 | HP15_2380 | | metallo-beta-lactamase family protein | insig. | 51 | 96 |
| o | Vibrio cholerae E7946 ATCC 55056 | CSW01_01365 | | MBL fold hydrolase | cofit | 44 | 96 |
| o | Desulfovibrio vulgaris Hildenborough JW710 | DVU1530 | | metallo-beta-lactamase family protein (TIGR) | insig. | 35 | 96 |
| o | Pseudomonas aeruginosa PA14 | IKLFDK_18450 | | MBL fold metallo-hydrolase | strong | 36 | 93 |
| | Pseudomonas stutzeri RCH2 | Psest_2869 | | Predicted exonuclease of the beta-lactamase fold involved in RNA processing | insig. | 33 | 97 |
| o | Shewanella amazonensis SB2B | Sama_0497 | | metallo-beta-lactamase family protein (RefSeq) | insig. | 34 | 95 |
| o | Lysobacter sp. OAE881 | ABIE51_RS06640 | | MBL fold metallo-hydrolase | insig. | 34 | 96 |
| o | Alteromonas macleodii MIT1002 | MIT1002_03270 | | Ribonuclease | insig. | 33 | 95 |
| o | Shewanella sp. ANA-3 | Shewana3_0537 | | aspartate kinase (RefSeq) | insig. | 33 | 98 |
| o | Rhodanobacter sp000427505 FW510-R12 | LRK53_RS14440 | | MBL fold metallo-hydrolase | insig. | 34 | 96 |
| o | Pedobacter sp. GW460-11-11-14-LB5 | CA265_RS18635 | | MBL fold metallo-hydrolase | insig. | 31 | 94 |
| o | Shewanella oneidensis MR-1 | SO0541 | | metallo-beta-lactamase family protein (NCBI ptt file) | insig. | 33 | 98 |
| o | Rhodanobacter denitrificans FW104-10B01 | LRK54_RS14170 | | MBL fold metallo-hydrolase | insig. | 33 | 96 |
| o | Rhodanobacter denitrificans MT42 | LRK55_RS13890 | | MBL fold metallo-hydrolase | insig. | 34 | 96 |
| o | Shewanella loihica PV-4 | Shew_3327 | | RNA-metabolising metallo-beta-lactamase (RefSeq) | insig. | 32 | 94 |
| o | Desulfovibrio vulgaris Miyazaki F | DvMF_0171 | | beta-lactamase domain protein (RefSeq) | sig. | 31 | 96 |
| o | Pontibacter actiniarum KMM 6156, DSM 19842 | CA264_05985 | | MBL fold hydrolase | insig. | 29 | 97 |
| | Sphingobium sp. HT1-2 | GFF4359 | | Metallo-beta-lactamase family protein, RNA-specific | insig. | 34 | 93 |
| | Marinobacter adhaerens HP15 | HP15_2406 | | metallo-beta-lactamase family protein | insig. | 31 | 98 |
| o | Ralstonia solanacearum GMI1000 | RS_RS00995 | | MBL fold metallo-hydrolase | insig. | 31 | 95 |
| o | Mucilaginibacter yixingensis YX-36 DSM 26809 | ABZR88_RS01315 | | MBL fold metallo-hydrolase RNA specificity domain-containing protein | insig. | 30 | 93 |
| o | Dyella japonica UNC79MFTsu3.2 | ABZR86_RS04385 | | MBL fold metallo-hydrolase | insig. | 34 | 93 |
| o | Azospirillum sp. SherDot2 | MPMX19_05334 | | hypothetical protein | insig. | 32 | 97 |
| o | Dechlorosoma suillum PS | Dsui_1635 | | putative exonuclease of the beta-lactamase fold involved in RNA processing | cofit | 32 | 97 |
| | Rhodanobacter sp000427505 FW510-R12 | LRK53_RS14480 | | MBL fold metallo-hydrolase | insig. | 34 | 93 |
| o | Echinicola vietnamensis KMM 6221, DSM 17526 | Echvi_3165 | | Predicted exonuclease of the beta-lactamase fold involved in RNA processing | insig. | 29 | 96 |
| o | Rhodanobacter sp. FW510-T8 | OKGIIK_00845 | ySH1 | MBL fold metallo-hydrolase | cofit | 35 | 93 |
| | Echinicola vietnamensis KMM 6221, DSM 17526 | Echvi_0356 | | Predicted metal-dependent RNase, consists of a metallo-beta-lactamase domain and an RNA-binding KH domain | insig. | 31 | 96 |
| o | Azospirillum brasilense Sp245 | AZOBR_RS07000 | | beta-lactamase | insig. | 32 | 96 |
| | Rhodanobacter denitrificans MT42 | LRK55_RS13845 | | MBL fold metallo-hydrolase | insig. | 34 | 93 |
| | Rhodanobacter denitrificans FW104-10B01 | LRK54_RS14125 | | MBL fold metallo-hydrolase | insig. | 34 | 93 |
| | Pseudomonas putida KT2440 | PP_3291 | | Metallo-beta-lactamase family protein | insig. | 32 | 97 |
| | Mucilaginibacter yixingensis YX-36 DSM 26809 | ABZR88_RS09240 | | MBL fold metallo-hydrolase | insig. | 30 | 95 |
| o | Kangiella aquimarina DSM 16071 | B158DRAFT_1606 | | Predicted exonuclease of the beta-lactamase fold involved in RNA processing | insig. | 29 | 96 |
| o | Cellulophaga baltica 18 | M666_RS11770 | | MBL fold metallo-hydrolase | insig. | 28 | 94 |
| o | Ralstonia sp. UNC404CL21Col | ABZR87_RS19990 | | MBL fold metallo-hydrolase | insig. | 31 | 94 |
| o | Burkholderia phytofirmans PsJN | BPHYT_RS27805 | | RNA-metabolising metallo-beta-lactamase | insig. | 30 | 94 |
| | Pedobacter sp. GW460-11-11-14-LB5 | CA265_RS20845 | | MBL fold hydrolase | insig. | 29 | 93 |
| | Pontibacter actiniarum KMM 6156, DSM 19842 | CA264_21655 | | MBL fold hydrolase | insig. | 29 | 96 |
| o | Rhodopseudomonas palustris CGA009 | TX73_021505 | | MBL fold metallo-hydrolase | insig. | 33 | 95 |
| o | Pseudomonas fluorescens FW300-N2E3 | AO353_19925 | | mRNA 3'-end processing factor | insig. | 30 | 96 |
| o | Hydrogenophaga sp. GW460-11-11-14-LB1 | GFF3226 | | Metallo-beta-lactamase family protein, RNA-specific | insig. | 29 | 95 |
| | Kangiella aquimarina DSM 16071 | B158DRAFT_1678 | | Predicted exonuclease of the beta-lactamase fold involved in RNA processing | insig. | 32 | 93 |
| | Rhodanobacter denitrificans FW104-10B01 | LRK54_RS01950 | | MBL fold metallo-hydrolase | insig. | 30 | 98 |
| o | Sinorhizobium meliloti 1021 | SMa1131 | | Metallo-beta-lactamase superfamily protein | insig. | 30 | 94 |
| | Sphingobium sp. HT1-2 | GFF5006 | | Metallo-beta-lactamase family protein, RNA-specific | cofit | 30 | 95 |
| o | Pseudomonas fluorescens FW300-N2C3 | AO356_23925 | | mRNA 3'-end processing factor | insig. | 31 | 94 |
| o | Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_1519 | | Metallo-beta-lactamase family protein, RNA-specific | insig. | 30 | 94 |
| o | Castellaniella sp019104865 MT123 | ABCV34_RS06000 | | MBL fold metallo-hydrolase | insig. | 28 | 95 |
| o | Pseudomonas sp. RS175 | PFR28_02316 | | Ribonuclease | insig. | 30 | 94 |
| o | Cupriavidus basilensis FW507-4G11 | RR42_RS09610 | | mRNA 3'-end processing factor | insig. | 30 | 96 |
| | Rhodanobacter sp000427505 FW510-R12 | LRK53_RS11070 | | MBL fold metallo-hydrolase | insig. | 31 | 94 |
| o | Variovorax sp. SCN45 | GFF6952 | | Metallo-beta-lactamase family protein, RNA-specific | insig. | 29 | 94 |
| | Sphingomonas koreensis DSMZ 15582 | Ga0059261_3814 | | Predicted exonuclease of the beta-lactamase fold involved in RNA processing | insig. | 31 | 94 |
| | Methanococcus maripaludis S2 | MMP_RS03635 | | beta-CASP ribonuclease aCPSF1 | no data | 28 | 94 |
| | Methanococcus maripaludis JJ | MMJJ_RS01415 | | beta-CASP ribonuclease aCPSF1 | sig. | 28 | 94 |
| o | Caulobacter crescentus NA1000 | CCNA_00854 | | metallo-beta-lactamase protein | insig. | 29 | 95 |
| o | Caulobacter crescentus NA1000 Δfur | CCNA_00854 | | metallo-beta-lactamase protein | cofit | 29 | 95 |
| | Marinobacter adhaerens HP15 | HP15_1324 | | metallo-beta-lactamase family protein | insig. | 30 | 78 |
| o | Acidovorax sp. GW101-3H11 | Ac3H11_1523 | | Metallo-beta-lactamase family protein, RNA-specific | insig. | 28 | 93 |
| | Methanococcus maripaludis JJ | MMJJ_RS07240 | | MBL fold metallo-hydrolase | strong | 24 | 93 |
| | Methanococcus maripaludis S2 | MMP_RS07115 | | MBL fold metallo-hydrolase | strong | 24 | 93 |
| | Methanococcus maripaludis S2 | MMP_RS02290 | | MBL fold metallo-hydrolase | strong | 23 | 95 |
| | Methanococcus maripaludis JJ | MMJJ_RS02985 | | MBL fold metallo-hydrolase | strong | 24 | 94 |
| | Synechocystis sp000284455 PCC 6803 | SGL_RS16630 | | MBL fold metallo-hydrolase | strong | 27 | 49 |
| | Sphingobium sp. HT1-2 | GFF4757 | | Metallo-beta-lactamase family protein, RNA-specific | no data | 47 | 13 |