Table 1 Analysis of amino acid mutations in epitopes domains of field strains and the CV777 vaccine strain (aa 498–637, aa 747–754, aa 763–770)
Strains | 499 | 520 | 523 | 524 | 545 | 565 | 566 | 569 | 597 | 604 | 611 | 629 | 637 | 766 | 767 | 769 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
CV777 | I | A | G | H | D | S | K | D | G | F | S | T | Q | P | L | D |
CH/HN7/2016 | S | S | E | S | S | |||||||||||
CH/HNXJ/2017 | T | V | D | S | E | L | S | S | ||||||||
CH/HNCD/2017 | T | S | S | E | P | S | ||||||||||
CH/HNHB/2017 | S | N | S | L | E | S | S | |||||||||
CH/XJKT/2016 | T | V | S | E | L | S | S | |||||||||
CH/HNLB/2017 | T | D | R | V | V | S | E | S | S | |||||||
CH/HNPJ/2017 | T | L | S | E | S | S | ||||||||||
CH/GSTS/2016 | S | S | S | G | I | E | S | S | ||||||||
CH/SXXY/2017 | S | S | E | S | S | |||||||||||
CH/HNXY/2017 | T | S | R | N | S | E | S | S | ||||||||
CH/HNZZ47/2016 | S | F | S | V | S | S |