As an opportunistic pathogen, KP is associated with a wide range of diseases, including pneumonia, urinary tract infection (UTI), pyogenic liver abscess, meningitis, and bloodstream infections (Friedländer, 1882; Podschun and Ullmann, 1998; Chang et al., 2000; Ko et al., 2002; Magill et al., 2014). The gene discussed is NPPA; the disease is bacterial urinary tract infection.