Table 2. Combinations of coding changes detected in the QRDR and their frequency by country of reported travel.
Country | Region | Gene combination (with amino acid change) | Frequency |
---|---|---|---|
China | Central Asia | gyrA-S83F | 1 |
Rwanda | East Africa | gyrA-S83Y | 1 |
Tanzania | gyrA-D87G | 2 | |
Uganda | gyrA-S83Y | 4 | |
Zimbabwe | gyrA-D87Y | 2 | |
Greece | Europe | gyrA-S83F | 1 |
Iraq | Middle East | gyrA-S83F | 1 |
United Arab Emirates | gyrA-S83F | 1 | |
Egypt | North Africa | gyrA-D87G | 1 |
Peru | South America | gyrA-S83F | 1 |
Afghanistan | South Asia | gyrA-S83F | 1 |
Bangladesh | gyrA-S83F | 25 | |
gyrA-S83F parC-E84K | 2 | ||
gyrA-S83Y | 1 | ||
gyrA-D87N | 3 | ||
India | gyrA-S83F gyrA-D87G parC-S80I | 1 | |
gyrA-S83F gyrA-D87N parC-S80I | 41 | ||
gyrA-S83F | 71 | ||
gyrA-S83F parC-G78D | 2 | ||
gyrA-S83F parC-S80I | 4 | ||
gyrA-S83F parC-E84G | 2 | ||
gyrA-S83Y | 56 | ||
gyrA-S83Y parC-Y74X parC-P98X | 1 | ||
gyrA-S83Y parC-D79G | 5 | ||
gyrA-D87N | 2 | ||
gyrA-D87Y | 1 | ||
Nepal | gyrA-S83F gyrA-D87N parC-S80I | 1 | |
gyrA-D87G | 1 | ||
Pakistan | gyrA-S83F gyrA-D87N parC-S80I | 6 | |
gyrA-S83F | 134 | ||
gyrA-S83F * | 1 | ||
gyrA-S83Y | 1 | ||
gyrA-D87G | 2 | ||
gyrA-D87N | 2 | ||
Malaysia | South East Asia | gyrA-S83F | 1 |
Myanmar | gyrA-S83F | 1 | |
gyrA-D87N | 1 | ||
Nigeria | West Africa | gyrA-S83Y | 3 |
No Travel Information | No information | gyrA-S83F gyrA-D87N parC-S80I | 4 |
gyrA-S83F | 16 | ||
gyrA-S83F parC-E84K | 1 | ||
gyrA-S83Y | 9 | ||
gyrA-D87G | 2 | ||
gyrA-D87N | 3 | ||
gyrA-D87Y | 1 | ||
No Travel | None | gyrA-S83F gyrA-D87N parC-S80I | 2 |
gyrA-S83F | 15 | ||
gyrA-S83Y | 3 |
* The acquired quinolone resistance (qnr) gene, qnrB, was also detected in this isolate. The only other qnr genes detected were two isolates from Zimbabwe that carried qnrS1 genes but no QRDR mutations.
The three most common point mutations are bolded. Isolates from cases with reported travel to multiple countries not included in table.