Files in this Data Supplement:

• Supplemental file 1 - Table S1, four-digit hexadecimal code describing the SNP genotype of P. aeruginosa strains (Excel file--22KB)
• Supplemental file 2 - Table S2, primer sequences and description of "cargo" genes of PAGI-2 and PAGI-3 (Word file--80KB)
• Supplemental file 3 - Fig. S2, overview of defined island types and subtypes (Word file--460KB)