| Probe name |
Specificity |
| CFX1238 | Chloroflexus |
| RFX1238 | Roseiflexus assemblage |
| GALTS0084 | acid mine drainage clones related to Gallionella ferruginea |
| BSC0459 | acid mine drainage beta-proteobacterial clones |
| LGC0355 | Firmicutes (Low G+C gram-positive bacteria) |
| ATT0223 | Acidithiobacillus thiooxidans |
| Arglo32 | Archaeoglobales |
| Aqui1197 | Aquificales |
| Tcoc164 | Thermococcales |
| Meiot836 | Meiothermus sp. |
| FMR0732 | some iron-oxidising acidophilic Actinobacteria and some
acid mine drainage clones |
| ABl0199 | some acidophilic Acidobacteriaceae and an acid mine
drainage clone |
| ABl1002 | some acidophilic Acidobacteriaceae |
| TM1G0138 | Group 1 Thiomonas species |
| TM2G0138 | Group 2 Thiomonas species |
| WJ20646 | acidophilic gamma-Proteobacteria WJ2 and PK51 and some acid mine drainage clones |
| RHGA702 | “Candidatus Nitrososphaera gargensis” |
| Tbm1282 | most of Thermoanaerobacterium sp. |
| Tbmthsacc184 | Thermoanaerobacterium thermosaccharolyticum |
| ACIDO228 | Acidobacteria subdivision 1 |
