VIRAL PROTEIN/IMMUNE SYSTEM CRYSTAL STRUCTURE OF SARS-COV-2 SPIKE PROTEIN RECEPTOR-BINDING DOMAIN IN COMPLEX WITH CROSS-NEUTRALIZING ANTIBODY COVA1-16 FAB: 0 - A LYS 378 NZ VS L ASP 50 OD2 Distance: 6.454506 - Attractive, 1 - A ARG 408 NE VS L TYR 49 OH Distance: 3.929711 - Hydrogen Bonds, 2 - A ARG 408 NE VS L ASN 53 OD1 Distance: 4.806923 - Hydrogen Bonds, 3 - A ARG 408 NH1 VS L ASN 53 OD1 Distance: 4.845804 - Hydrogen Bonds, 4 - A ARG 408 NH2 VS L ASN 53 OD1 Distance: 3.181600 - Hydrogen Bonds, 5 - A ARG 408 NE VS L LEU 54 O Distance: 3.678600 - Hydrogen Bonds, 6 - A ARG 408 NH1 VS L LEU 54 O Distance: 3.711634 - Hydrogen Bonds, 7 - A ARG 408 NE VS L GLU 55 OE2 Distance: 6.304995 - Attractive, 8 - A THR 415 O VS L THR 56 OG1 Distance: 3.521588 - Hydrogen Bonds, 9 - A THR 415 OG1 VS L THR 56 OG1 Distance: 4.447207 - Hydrogen Bonds, 10 - A GLY 416 N VS L THR 56 OG1 Distance: 4.072049 - Hydrogen Bonds,