| MMDBm0000217 | Methanobrevibacter smithii | Archaea | Euryarchaeota | Human Feces | Not Available | RHEA |
| MMDBm0000218 | Methanobrevibacter smithii ATCC 35061 | Archaea | Euryarchaeota | Not Available | Metabolic reconstruction | VMH |
| MMDBm0000555 | Methanothermus fervidus | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0000556 | Methanococcus vannielii | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0000557 | Methanococcus voltae | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0000562 | Methanosarcina barkeri | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0000568 | Halobacterium salinarum | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0000569 | Haloferax volcanii | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0000672 | Methanococcus maripaludis | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0000693 | Methanococcus aeolicus | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0000727 | Pyrococcus horikoshii | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0000732 | Thermococcus barophilus | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0000832 | Methanothermobacter thermautotrophicus | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0001182 | Aciduliprofundum boonei T469 | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0001233 | Archaeoglobus profundus DSM 5631 | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0001612 | Ferroglobus placidus DSM 10642 | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0001666 | Halalkalicoccus jeotgali B3 | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0001669 | Haloarcula marismortui ATCC 43049 | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0001670 | Haloarcula hispanica ATCC 33960 | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0001671 | Halobacterium sp. NRC-1 | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0001672 | Halobacterium salinarum R1 | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0001673 | Haloferax volcanii DS2 | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0001675 | Halomicrobium mukohataei DSM 12286 | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0001678 | Haloquadratum walsbyi DSM 16790 | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0001679 | Halorhabdus utahensis DSM 12940 | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
