Functional Classes
| | 0 Unclassified |
| | 1 Adaptation, protection |
| | 2 Amino acid biosynthesis and metabolism |
| | 3 Antibiotic resistance and susceptibility |
| | 4 Biosynthesis of cofactors, prosthetic groups and carriers |
| | 5 Carbon compound catabolism |
| | 6 Cell division |
| | 7 Cell wall / LPS / capsule |
| | 8 Central intermediary metabolism |
| | 9 Chaperones & heat shock proteins |
| | 10 Chemotaxis |
| | 11 DNA replication, recombination, modification and repair |
| | 12 Energy metabolism |
| | 13 Fatty acid and phospholipid metabolism |
| | 14 Hypothetical, unclassified, unknown |
| | 15 Membrane proteins |
| | 16 Motility & Attachment |
| | 17 Non-coding RNA gene |
| | 18 Nucleotide biosynthesis and metabolism |
| | 19 Protein secretion/export apparatus |
| | 20 Putative enzymes |
| | 21 Quinolone signal response |
| | 22 Related to phage, transposon, or plasmid |
| | 23 Secreted Factors (toxins, enzymes, alginate) |
| | 24 Transcription, RNA processing and degradation |
| | 25 Transcriptional regulators |
| | 26 Translation, post-translational modification, degradation |
| | 27 Transport of small molecules |
| | 28 Two-component regulatory systems |