| CDS description | CDS accession | Island | Host Description |
|---|
| probable 4'-phosphopantetheinyl transferase | NC_008253:2056734:2067001 | NC_008253:2056734 | Escherichia coli 536, complete genome |
| Probable 4-aminobutyrate aminotransferase (GabT) | NC_010397:815549:815549 | NC_010397:815549 | Mycobacterium abscessus chromosome Chromosome, complete sequence |
| probable 4-amino-4-deoxy-L-arabinose transferase | NC_010729:1818500:1819556 | NC_010729:1818500 | Porphyromonas gingivalis ATCC 33277, complete genome |
| PROBABLE 4-HYDROXYPHENYLPYRUVATE DIOXYGENASE OXIDOREDUCTASE PROTEIN | NC_003296:1665569:1668755 | NC_003296:1665569 | Ralstonia solanacearum GMI1000 plasmid pGMI1000MP, complete |
| PROBABLE 4-HYDROXYPHENYLPYRUVATE DIOXYGENASE OXIDOREDUCTASE PROTEIN | NC_003296:1696958:1698945 | NC_003296:1696958 | Ralstonia solanacearum GMI1000 plasmid pGMI1000MP, complete |