^pKey;
Laboratory;
of;
Pathogenic;
Microbiology;
and;
Immunology;
(CASPMI),;
Institute;
of;
Microbiology,;
Chinese;
Academy;
of;
Sciences,;
Beijing;
100101,;
China;
^pUniversity;
of;
Chinese;
Academy;
of;
Sciences,;
Beijing;
100049,;
China;
^pof;
Animal;
Husbandry;
and;
Veterinary;
Medicine,;
Beijing;
Academy;
of;
Agriculture;
and;
Forestry;
Sciences,;
Beijing;
100097,;
China;
^pInstitutes;
of;
Life;
Science,;
Chinese;
Academy;
of;
Sciences,;
Beijing;
100101,;
China;
猪繁殖与呼吸综合征病毒; 病毒糖蛋白; 感染性克隆; 拓扑结构; 高致病性; 二硫键; 半胱氨酸残基; 链;