Table 4.
Genotype-associated sequence types (ST), mutation patterns in the genes encoding DNA gyrase (gyrA and gyrB) or topoisomerase (parC and parE) and known plasmid Inc types in S. Typhi.
| Genotypes | No. of isolates (%) | MLST ST | gyrA D87N | gyrA S83Y | gyrA D87Y | gyrA S83F | gyrA D87G | gyrB S464F | parC S80I | parC E84G | parC E84K | parE D420N | parE L416F | Inc Types |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2.2 | 4 (3.01) | 2 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 2.5 | 3 (2.26) | 2 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 3 | 1 (0.75) | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 3.3 | 4 (3.01) | 2 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | IncFIB(pHCM2) |
| 2.2.2 | 2 (1.50) | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | |
| 2.2.4 | 1 (0.75) | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 3.3.1 | 6 (4.51) | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | |
| 3.3.2 | 3 (2.26) | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 4.3.1 | 19 (14.29) | 1 | 0 | 1 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | IncFIA(HI1); IncHI1A/IncHI1B(R27) |
| 4.3.1.1 | 18 (13.53) | 1 | 0 | 1 | 0 | 1 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | IncHI1A/IncHI1B(R27); IncFIB(pHCM2); Col(BS512) |
| 4.3.1.2 | 72 (54.14) | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | 1 | 1 | 0 | 0 | IncFIB(pHCM2); IncN; p0111; IncHI1A/IncHI1B(R27) |