In this study, we found a few point mutations in the MCPyV NCCR: C > T at position 5,153 and G > A at position 5,168 in BL13; C > T at position 5,190, G > A at position 5,203 and C > T at position 5,238 in BL28; and A > G at position 5,239 in JL150 (Figure 5).