Related how?

Biota (Life)
Prokaryotes (Prokaryota)
Bacteria (Bacterium)
Negibacteria (Rjheekñndd)
Proteobacteria (Purple bacteria & relatives)
Gammaproteobacteria

Acidithiobacillales (149934)

Children (2 direct children, 13 direct and indirect children):

Thermithiobacillaceae (tree size 3)

Acidithiobacillaceae (tree size 8)