| C3N824 | METK_SULIY | Sulfolobus islandicus (strain Y.G.57.14 / Yellowstone #1) | mat YG5714_2057 | Detail |
| B0JUH1 | METK_MICAN | Microcystis aeruginosa (strain NIES-843) | metK MAE_45970 | Detail |
| A3PZ71 | METK_MYCSJ | Mycobacterium sp. (strain JLS) | metK Mjls_2414 | Detail |
| Q00266 | METK1_HUMAN | Homo sapiens (Human) | MAT1A AMS1 MATA1 | Detail |
| Q4FNN1 | METK_PELUB | Pelagibacter ubique (strain HTCC1062) | metK SAR11_0387 | Detail |
| A1VK01 | METK_POLNA | Polaromonas naphthalenivorans (strain CJ2) | metK Pnap_0660 | Detail |
| A3PB34 | METK_PROM0 | Prochlorococcus marinus (strain MIT 9301) | metK P9301_03361 | Detail |
| A2BUU2 | METK_PROM5 | Prochlorococcus marinus (strain MIT 9515) | metK P9515_03441 | Detail |
| Q48CH3 | METK_PSE14 | Pseudomonas savastanoi pv. phaseolicola (strain 1448A / Race 6) (Pseudomonas syringae pv. phaseolicola (strain 1448A / Race 6)) | metK PSPPH_4823 | Detail |
| A8F5B8 | METK_PSELT | Pseudothermotoga lettingae (strain ATCC BAA-301 / DSM 14385 / NBRC 107922 / TMO) (Thermotoga lettingae) | metK Tlet_0786 | Detail |