| ANI | Average nucleotide identity |
| AP | Alignment percentage |
| CA | Colanic acid |
| CAP | Community-acquired pneumonia |
| CDS | Coding DNA sequence |
| CF | Cystic fibrosis |
| CL-55 | The active pharmaceutical ingredient of Fluorthiazinone |
| CPS | Capsular polysaccharide |
| CRISPR | Clustered regularly interspaced short palindromic repeats |
| ECF | Energy-coupling factor |
| ESBL | Extended-spectrum beta-lactamase |
| ETT2 | E. coli type 3 secretion system 2 |
| ExPEC | Extraintestinal pathogenic E. coli |
| FT | Fluorthiazinone |
| MOI | Multiplicity of infection (the ratio of the number of bacterial cells to the number of host cells) |
| NP | Nosocomial pneumonia |
| ORF | Open reading frame |
| P-P | Phage-plasmid |
| T3SS | Type 3 secretion system |
| T6SS | Type 6 secretion system |
| TRAP | Tripartite ATP-independent periplasmic transporter |
| VAP | Ventilator-associated pneumonia |