| MMDBm0000398 | Desulfuromonas acetoxidans | Bacteria | Proteobacteria | Not Available | Microbial culture | Not Available |
| MMDBm0000414 | Chlorobium phaeobacteroides | Bacteria | Chlorobi | Not Available | Microbial culture | Not Available |
| MMDBm0000479 | Thermoanaerobacter thermohydrosulfuricus | Bacteria | Firmicutes | Not Available | Microbial culture | Not Available |
| MMDBm0000480 | Thermoanaerobacterium thermosaccharolyticum | Bacteria | Firmicutes | Not Available | Microbial culture | Not Available |
| MMDBm0000522 | Thermoanaerobacter ethanolicus | Bacteria | Firmicutes | Not Available | Microbial culture | Not Available |
| MMDBm0000558 | Methanotorris igneus | Archaea | Euryarchaeota | Not Available | Microbial culture | Not Available |
| MMDBm0000559 | Methanocaldococcus jannaschii | Archaea | Euryarchaeota | Not Available | Microbial culture | Not Available |
| MMDBm0000583 | Saccharomyces cerevisiae | Fungi | Ascomycota | Human Feces | Unknown | YMDB |
| MMDBm0000619 | Thermoanaerobacterium saccharolyticum | Bacteria | Firmicutes | Not Available | Microbial culture | Not Available |
| MMDBm0000625 | Thermoanaerobacter brockii | Bacteria | Firmicutes | Not Available | Microbial culture | Not Available |
| MMDBm0000626 | Thermoanaerobacterium xylanolyticum | Bacteria | Firmicutes | Not Available | Microbial culture | Not Available |
| MMDBm0000654 | Acidithiobacillus caldus | Bacteria | Proteobacteria | Not Available | Microbial culture | Not Available |
| MMDBm0000689 | Desulfovibrio termitidis | Bacteria | Proteobacteria | Not Available | Microbial culture | Not Available |
| MMDBm0000709 | Thermoanaerobacter wiegelii | Bacteria | Firmicutes | Not Available | Microbial culture | Not Available |
| MMDBm0000740 | Desulfotomaculum reducens | Bacteria | Firmicutes | Not Available | Microbial culture | Not Available |
| MMDBm0000747 | Desulfurobacterium thermolithotrophum | Bacteria | Aquificae | Not Available | Microbial culture | Not Available |
| MMDBm0000748 | Methanocaldococcus infernus | Archaea | Euryarchaeota | Not Available | Microbial culture | Not Available |
| MMDBm0000759 | Methanocaldococcus vulcanius | Archaea | Euryarchaeota | Not Available | Microbial culture | Not Available |
| MMDBm0000773 | Methanocaldococcus fervens | Archaea | Euryarchaeota | Not Available | Microbial culture | Not Available |
| MMDBm0000811 | Thermoanaerobacter siderophilus | Bacteria | Firmicutes | Not Available | Microbial culture | Not Available |
| MMDBm0000813 | Thermoanaerobacter italicus | Bacteria | Firmicutes | Not Available | Microbial culture | Not Available |
| MMDBm0000888 | Caldisphaera lagunensis | Archaea | Crenarchaeota | Not Available | Microbial culture | Not Available |
| MMDBm0000892 | Methanotorris formicicus | Archaea | Euryarchaeota | Not Available | Microbial culture | Not Available |
| MMDBm0000967 | Desulfurivibrio alkaliphilus | Bacteria | Proteobacteria | Not Available | Microbial culture | Not Available |
| MMDBm0000968 | Dethiobacter alkaliphilus | Bacteria | Firmicutes | Not Available | Microbial culture | Not Available |
