Table 1:

Antibodies 3B4, 3H4 and 4B6 bind HAstV spike with high affinity

Antibody to spike	Average KD ± σ (nM)	χ2	R2
Fab 3H4 - HAstVl spike	0.490 ± 0.002 nM	<0.2339	>0.9991
Fab 3B4 - HAstVl spike	11.8 ± 0.5 nM	<0.7474	>0.9909
Fab 4B6 - HAstV2 spike	161 nM ± 2 nM	<0.0675	>0.9943