The Binding Activity of African swine fever virus Envelope protein p54 (Ba71V-126). Activity: Measured by its binding ability in a functional ELISA. Immobilized African swine fever virus Envelope protein p54 (Ba71V-126) protein at 2 ug/ml can bind African swine fever virus Envelope protein p54 (Ba71V-126) Antibody, the EC<sub>50</sub> is 0.5238 to 0.8456 ng/ml.