| MMDBm0000583 | Saccharomyces cerevisiae | Fungi | Ascomycota | Human Feces | Unknown | YMDB |
| MMDBm0001818 | Methanocaldococcus jannaschii DSM 2661 | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0002649 | Sulfolobus islandicus M.16.4 | Archaea | Crenarchaeota | Not Available | Not Available | RHEA |
| MMDBm0002424 | Pyrococcus horikoshii OT3 | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0001843 | Methanosarcina acetivorans C2A | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0002642 | Sulfolobus tokodaii str. 7 | Archaea | Crenarchaeota | Not Available | Not Available | RHEA |
| MMDBm0002423 | Pyrococcus abyssi GE5 | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0001838 | Methanopyrus kandleri AV19 | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0002645 | Sulfolobus islandicus L.S.2.15 | Archaea | Crenarchaeota | Not Available | Not Available | RHEA |
| MMDBm0002702 | Thermoplasma volcanium GSS1 | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0002420 | Pyrobaculum islandicum DSM 4184 | Archaea | Crenarchaeota | Not Available | Not Available | RHEA |
| MMDBm0001955 | Picrophilus torridus DSM 9790 | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0002691 | Thermococcus onnurineus NA1 | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0001956 | uncultured methanogenic archaeon RC-I | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0001681 | Halorubrum lacusprofundi ATCC 49239 | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0001954 | Pyrobaculum aerophilum str. IM2 | Archaea | Crenarchaeota | Not Available | Not Available | RHEA |
| MMDBm0002701 | Thermoplasma acidophilum DSM 1728 | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0001844 | Methanosarcina mazei Go1 | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0002644 | Sulfolobus islandicus M.14.25 | Archaea | Crenarchaeota | Not Available | Not Available | RHEA |
| MMDBm0001845 | Methanosarcina barkeri str. Fusaro | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0001671 | Halobacterium sp. NRC-1 | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0002643 | Sulfolobus acidocaldarius DSM 639 | Archaea | Crenarchaeota | Not Available | Not Available | RHEA |
| MMDBm0002421 | Pyrobaculum calidifontis JCM 11548 | Archaea | Crenarchaeota | Not Available | Not Available | RHEA |
| MMDBm0002692 | Thermococcus gammatolerans EJ3 | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
| MMDBm0001849 | Methanothermobacter thermautotrophicus str. Delta H | Archaea | Euryarchaeota | Not Available | Not Available | RHEA |
