IMMUNE SYSTEM CRYSTAL STRUCTURE OF SARS-COV-2 RECEPTOR BINDING DOMAIN IN COMPLEX WITH THE FAB FRAGMENTS OF NEUTRALIZING ANTIBODIES 298 AND 52: 0 - B SER 30 OG VS E GLN 493 OE1 Distance: 4.495922 - Hydrogen Bonds, 1 - B THR 31 CG2 VS E LEU 455 CD2 Distance: 5.331685 - Hydrophobic, 2 - B THR 31 N VS E GLN 493 OE1 Distance: 4.809479 - Hydrogen Bonds, 3 - B THR 31 CG2 VS E GLN 493 CB Distance: 5.117963 - Hydrophobic, 4 - B THR 31 CG2 VS E GLN 493 CG Distance: 4.306553 - Hydrophobic, 5 - B TYR 32 CE1 VS E LEU 455 CD2 Distance: 5.465650 - Hydrophobic, 6 - B TYR 32 CG VS E PHE 456 CD1 Distance: 6.160209 - Aromatic Stacking, 7 - B TYR 32 CD1 VS E PHE 456 CZ Distance: 5.468297 - Hydrophobic, 8 - B TYR 32 CD2 VS E PHE 456 CZ Distance: 5.264173 - Hydrophobic, 9 - B TYR 32 CE1 VS E PHE 456 CE1 Distance: 5.241816 - Hydrophobic, 10 - B TYR 32 CE1 VS E PHE 456 CZ Distance: 4.733860 - Hydrophobic, 11 - B TYR 32 CE2 VS E PHE 456 CE1 Distance: 4.785074 - Hydrophobic, 12 - B TYR 32 CE2 VS E PHE 456 CZ Distance: 4.494737 - Hydrophobic, 13 - B TYR 32 O VS E TYR 489 OH Distance: 4.366309 - Hydrogen Bonds, 14 - B TYR 32 CB VS E TYR 489 CD1 Distance: 5.244650 - Hydrophobic, 15 - B TYR 32 CB VS E TYR 489 CE1 Distance: 4.855954 - Hydrophobic, 16 - B TYR 32 CB VS E TYR 489 CE2 Distance: 5.444960 - Hydrophobic, 17 - B TYR 32 CG VS E TYR 489 CG Distance: 5.404676 - Aromatic Stacking, 18 - B TYR 32 CG VS E TYR 489 CD1 Distance: 5.484468 - Hydrophobic, 19 - B TYR 32 CG VS E TYR 489 CD2 Distance: 5.383387 - Hydrophobic, 20 - B TYR 32 CG VS E TYR 489 CE1 Distance: 5.155970 - Hydrophobic, 21 - B TYR 32 CG VS E TYR 489 CE2 Distance: 5.047064 - Hydrophobic, 22 - B TYR 32 CD2 VS E TYR 489 CG Distance: 5.106805 - Hydrophobic, 23 - B TYR 32 CD2 VS E TYR 489 CD1 Distance: 5.109683 - Hydrophobic, 24 - B TYR 32 CD2 VS E TYR 489 CD2 Distance: 4.582531 - Hydrophobic, 25 - B TYR 32 CD2 VS E TYR 489 CE1 Distance: 4.628966 - Hydrophobic, 26 - B TYR 32 CD2 VS E TYR 489 CE2 Distance: 4.036012 - Hydrophobic, 27 - B TYR 32 CE2 VS E TYR 489 CD2 Distance: 4.768032 - Hydrophobic, 28 - B TYR 32 CE2 VS E TYR 489 CE1 Distance: 5.483915 - Hydrophobic, 29 - B TYR 32 CE2 VS E TYR 489 CE2 Distance: 4.287259 - Hydrophobic, 30 - B TRP 47 CG VS E PHE 486 CG Distance: 5.763831 - Aromatic Stacking, 31 - B TRP 47 CZ2 VS E PHE 486 CB Distance: 4.340632 - Hydrophobic, 32 - B TRP 47 CZ2 VS E PHE 486 CG Distance: 4.398823 - Hydrophobic, 33 - B TRP 47 CZ2 VS E PHE 486 CD1 Distance: 4.586879 - Hydrophobic, 34 - B TRP 47 CZ2 VS E PHE 486 CD2 Distance: 4.908846 - Hydrophobic, 35 - B TRP 47 CZ2 VS E PHE 486 CE1 Distance: 5.241071 - Hydrophobic, 36 - B TRP 47 CH2 VS E PHE 486 CB Distance: 4.409015 - Hydrophobic, 37 - B TRP 47 CH2 VS E PHE 486 CG Distance: 4.751217 - Hydrophobic, 38 - B TRP 47 CH2 VS E PHE 486 CD1 Distance: 5.290051 - Hydrophobic, 39 - B TRP 47 CH2 VS E PHE 486 CD2 Distance: 5.105976 - Hydrophobic, 40 - B TRP 50 CZ3 VS E GLU 484 CB Distance: 4.417637 - Hydrophobic, 41 - B TRP 50 CH2 VS E GLU 484 CB Distance: 4.499389 - Hydrophobic, 42 - B TRP 50 CH2 VS E GLU 484 CG Distance: 5.272251 - Hydrophobic, 43 - B TRP 50 CB VS E PHE 486 CB Distance: 4.192781 - Hydrophobic, 44 - B TRP 50 CB VS E PHE 486 CG Distance: 4.865264 - Hydrophobic, 45 - B TRP 50 CB VS E PHE 486 CD1 Distance: 4.643724 - Hydrophobic, 46 - B TRP 50 CG VS E PHE 486 CB Distance: 4.440418 - Hydrophobic, 47 - B TRP 50 CG VS E PHE 486 CG Distance: 5.042519 - Hydrophobic, 48 - B TRP 50 CG VS E PHE 486 CG Distance: 6.791961 - Aromatic Stacking, 49 - B TRP 50 CG VS E PHE 486 CD1 Distance: 4.596197 - Hydrophobic, 50 - B TRP 50 CD2 VS E PHE 486 CB Distance: 4.885362 - Hydrophobic, 51 - B TRP 50 CD2 VS E PHE 486 CD1 Distance: 5.402408 - Hydrophobic, 52 - B TRP 50 CE3 VS E PHE 486 CB Distance: 5.246998 - Hydrophobic, 53 - B TRP 50 CG VS E TYR 489 CG Distance: 5.899966 - Aromatic Stacking, 54 - B TRP 50 CD2 VS E TYR 489 CD1 Distance: 5.498839 - Hydrophobic, 55 - B TRP 50 CD2 VS E TYR 489 CE1 Distance: 5.145818 - Hydrophobic, 56 - B TRP 50 CZ2 VS E TYR 489 CG Distance: 5.131579 - Hydrophobic, 57 - B TRP 50 CZ2 VS E TYR 489 CD1 Distance: 3.884271 - Hydrophobic, 58 - B TRP 50 CZ2 VS E TYR 489 CE1 Distance: 4.078237 - Hydrophobic, 59 - B TRP 50 CH2 VS E TYR 489 CD1 Distance: 4.506307 - Hydrophobic, 60 - B TRP 50 CH2 VS E TYR 489 CE1 Distance: 4.900159 - Hydrophobic, 61 - B SER 52 OG VS E GLU 484 OE1 Distance: 3.754577 - Hydrogen Bonds, 62 - B SER 52 OG VS E GLU 484 OE2 Distance: 4.637085 - Hydrogen Bonds, 63 - B SER 54 OG VS E GLU 484 OE1 Distance: 3.822986 - Hydrogen Bonds, 64 - B SER 54 OG VS E GLU 484 OE2 Distance: 3.176952 - Hydrogen Bonds, 65 - B ASP 58 CB VS E PHE 486 CB Distance: 4.933634 - Hydrophobic, 66 - B ASP 58 OD2 VS E PHE 486 N Distance: 3.315996 - Hydrogen Bonds, 67 - B ASP 95 OD2 VS E TYR 489 OH Distance: 3.551912 - Hydrogen Bonds, 68 - B ARG 97 NH1 VS E ALA 475 O Distance: 4.893057 - Hydrogen Bonds, 69 - B ARG 97 NE VS E ASN 487 OD1 Distance: 4.725494 - Hydrogen Bonds, 70 - B ARG 97 NH1 VS E ASN 487 OD1 Distance: 3.453054 - Hydrogen Bonds, 71 - B ARG 97 NH2 VS E ASN 487 OD1 Distance: 2.616930 - Hydrogen Bonds, 72 - B ARG 97 NE VS E TYR 489 OH Distance: 4.430268 - Hydrogen Bonds, 73 - B ARG 97 NH1 VS E TYR 489 OH Distance: 4.836668 - Hydrogen Bonds, 74 - B ARG 97 NH2 VS E TYR 489 OH Distance: 2.977152 - Hydrogen Bonds,