| Probe name |
Specificity |
| G123T | Thiothrix eikelboomii, T. nivea, T. unzii, T. fructosivorans, T. defluvii, Eikelboom type 021N group I, II, III |
| G1B | Eikelboom type 021N group I |
| G2M | Eikelboom type 021N group II |
| G3M | Eikelboom type 021N group III |
| Thio820 | Thiobacillus thiooxidans, T. ferrooxidans |
| OalgGAM445 | Gammaproteobacterial, sulfur-oxidizing symbiont of Olavius algarvensis |
| ATT0223 | Acidithiobacillus thiooxidans |
| Betthio1001 | Betaproteobacterial Thiobacilli |
| TBD1419 | Thiobacillus denitrificans |
| TBD121 | Thiobacillus denitrificans and Thiobacillus thioparus |
| TMD131 | Thiomicrospira denitrificans |
