Related how?

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

Legionella pneumophila subsp. pneumophila str. philadelphia 1 (21102919)