| MMDBm0000021 | Anaerostipes caccae | Eubacteria | Firmicutes | Human Feces | Microbial culture | Not Available |
| MMDBm0000098 | Butyrivibrio fibrisolvens | Eubacteria | Firmicutes | Not Available | Microbial culture | Not Available |
| MMDBm0000112 | Clostridioides difficile R20291 | Eubacteria | Firmicutes | Human | Metabolic reconstruction | VMH |
| MMDBm0000120 | Clostridium botulinum A str. ATCC 19397 | Eubacteria | Firmicutes | Human | Metabolic reconstruction | VMH |
| MMDBm0000172 | Eubacterium limosum KIST612 | Eubacteria | Firmicutes | Human Feces | Metabolic reconstruction | VMH |
| MMDBm0000230 | Paeniclostridium sordellii | Eubacteria | Firmicutes | Human Feces | Microbial culture | Not Available |
| MMDBm0000237 | Peptostreptococcus anaerobius | Eubacteria | Firmicutes | Human | Microbial culture | Not Available |
| MMDBm0000420 | Ruminococcus albus | Eubacteria | Firmicutes | Human Feces | Microbial culture | Not Available |
| MMDBm0000421 | Ruminococcus flavefaciens | Eubacteria | Firmicutes | Human Feces | Microbial culture | Not Available |
| MMDBm0000659 | Melissococcus plutonius | Eubacteria | Firmicutes | Not Available | Microbial culture | Not Available |
| MMDBm0000660 | Eubacterium brachy | Eubacteria | Firmicutes | Human Feces | Microbial culture | Not Available |
| MMDBm0000666 | Terrisporobacter glycolicus | Eubacteria | Firmicutes | Human Feces | Microbial culture | Not Available |
| MMDBm0000684 | Ruminococcus bromii | Eubacteria | Firmicutes | Human | Microbial culture | Not Available |
| MMDBm0000694 | Butyrivibrio proteoclasticus | Eubacteria | Firmicutes | Not Available | Microbial culture | Not Available |
| MMDBm0000697 | Johnsonella ignava | Eubacteria | Firmicutes | Human | Microbial culture | Not Available |
| MMDBm0000706 | Butyrivibrio crossotus | Eubacteria | Firmicutes | Human | Microbial culture | Not Available |
| MMDBm0000725 | Blautia hydrogenotrophica | Eubacteria | Firmicutes | Human | Microbial culture | Not Available |
| MMDBm0000793 | Clostridium hiranonis | Eubacteria | Firmicutes | Human | Metabolic reconstruction | VMH |
| MMDBm0000803 | Catenibacterium mitsuokai | Eubacteria | Firmicutes | Human | Microbial culture | Not Available |
| MMDBm0001027 | Acetoanaerobium sticklandii | Eubacteria | Firmicutes | Not Available | Microbial culture | Not Available |
| MMDBm0001065 | Intestinibacter bartlettii | Eubacteria | Firmicutes | Not Available | Microbial culture | Not Available |
| MMDBm0001077 | Paraclostridium bifermentans | Eubacteria | Firmicutes | Not Available | Microbial culture | Not Available |
| MMDBm0001459 | Clostridium botulinum A str. ATCC 3502 | Eubacteria | Firmicutes | Human | Metabolic reconstruction | VMH |
| MMDBm0001460 | Clostridium botulinum A str. Hall | Eubacteria | Firmicutes | Human | Metabolic reconstruction | VMH |
| MMDBm0001470 | Clostridium difficile CD196 | Eubacteria | Firmicutes | Human | Metabolic reconstruction | VMH |
