VIRAL PROTEIN/IMMUNE SYSTEM
CRYSTAL STRUCTURE OF RECEPTOR BINDING DOMAIN OF SARS-COV-2 SPIKE GLYCOPROTEIN IN COMPLEX WITH EY6A FAB:

0 - H ARG 87 NH2  VS A ASN 440 O   
Distance: 3.555316 - Hydrogen Bonds, 
1 - H ARG 87 NH2  VS A SER 443 O   
Distance: 4.822309 - Hydrogen Bonds,