| K28R | (Fw 5’-CCCAGGACAGGGCCCTTCG-3’; |
| Rv 5’-CGAAGGGCCCTGTCCTGGG-3’), | |
| K52R | (Fw 5’-GGCAGCCTCCAGGCCTTTGGGAG-3’; |
| Rv5’-CTCCCAAAGGCCTGGAGGCTGCC-3’), | |
| K170R | (Fw5’-CAATCAGAGGAGAGGCTGTGGCTGGGAG-3’; |
| Rv5’-CTCCCAGCCACAGCCTCTCCTCTGATTG-3’), | |
| K204R | (Fw 5’-CTTTGTGGCCAGAGTGGATGAC-3’; |
| Rv5’-GTCATCCACTCTGGCCACAAAG-3’), | |
| K209R | (Fw5’-GATGACCCCAGATTGGCTAATTC-3’; |
| Rv 5’-GAATTAGCCAATCTGGGGTCATC-3’), | |
| K292R | (Fw5’-GAGGAGATGGCAAGACGGGATGCTGAG-3’; |
| Rv5’-CTCAGCATCCCGTCTTGCCATCTCCTC-3’), | |
| S141A | (Fw5’-GAGACTGACTGGGCCCAAGAATTCATC-3’; |
| Rv5’-GATGAATTCTTGGGCCCAGTCAGTCTC-3’). | |
| S141E | (Fw5’-GAGACTGACTGGGAGCAAGAATTCATC-3’; |
| Rv5’-GATGAATTCTTGCTCCCAGTCAGTCTC-3’). |