bacteriophage pbc1 bacteriophage pbc1 bacteriophage pbc1 is a bacteriophage that infects the spore-forming bacterium bacillus cereus. bacillus virus pbc1 virus classification (unranked): virus realm: duplodnaviria kingdom: heunggongvirae phylum: uroviricota class: caudoviricetes order: caudovirales family: siphoviridae genus: pebcunavirus species: bacillus virus pbc1