| Q8PWS4 | METK_METMA | Methanosarcina mazei (strain ATCC BAA-159 / DSM 3647 / Goe1 / Go1 / JCM 11833 / OCM 88) (Methanosarcina frisia) | mat MM_1502 | Detail |
| A8ZYC8 | METK_DESOH | Desulfococcus oleovorans (strain DSM 6200 / Hxd3) | metK Dole_2850 | Detail |
| B1M4Z8 | METK_METRJ | Methylobacterium radiotolerans (strain ATCC 27329 / DSM 1819 / JCM 2831 / NBRC 15690 / NCIMB 10815 / 0-1) | metK Mrad2831_4493 | Detail |
| P78003 | METK_MYCPN | Mycoplasma pneumoniae (strain ATCC 29342 / M129) | metK metX MPN_060 MP094 | Detail |
| Q2NEB3 | METK_METST | Methanosphaera stadtmanae (strain ATCC 43021 / DSM 3091 / JCM 11832 / MCB-3) | mat Msp_1470 | Detail |
| A6UQS6 | METK_METVS | Methanococcus vannielii (strain ATCC 35089 / DSM 1224 / JCM 13029 / OCM 148 / SB) | mat Mevan_0945 | Detail |
| Q5HPT1 | ISPT_STAEQ | Staphylococcus epidermidis (strain ATCC 35984 / RP62A) | uppS SERP0827 | Detail |
| C6DFI3 | METK_PECCP | Pectobacterium carotovorum subsp. carotovorum (strain PC1) | metK PC1_3707 | Detail |
| Q92C39 | ISPT_LISIN | Listeria innocua serovar 6a (strain ATCC BAA-680 / CLIP 11262) | uppS lin1352 | Detail |
| A2Y053 | METK1_ORYSI | Oryza sativa subsp. indica (Rice) | SAM1 SAMS OsI_017696 | Detail |