VIRAL PROTEIN/IMMUNE SYSTEM CRYSTAL STRUCTURE OF SARS-COV-2 RECEPTOR BINDING DOMAIN COMPLEXED WITH NANOBODIES VHH E AND U: 0 - B TYR 351 CG VS D TYR 100 CD1 Distance: 6.958379 - Aromatic Stacking, 1 - B TYR 351 CE1 VS D TYR 100 CE1 Distance: 5.387524 - Hydrophobic, 2 - B TYR 351 CE2 VS D TYR 100 CE1 Distance: 5.170226 - Hydrophobic, 3 - B TYR 351 OH VS D TYR 100 OH Distance: 4.615842 - Hydrogen Bonds, 4 - B ARG 403 NE VS D ASP 101 OD1 Distance: 6.834994 - Attractive, 5 - B ARG 403 CZ VS D ASP 101 OD1 Distance: 5.991381 - Attractive, 6 - B ARG 403 NH1 VS D ASP 101 OD1 Distance: 5.041537 - Attractive, 7 - B ARG 403 NH1 VS D ASP 101 OD2 Distance: 5.859045 - Attractive, 8 - B ARG 403 NH2 VS D ASP 101 OD1 Distance: 6.385536 - Attractive, 9 - B LYS 444 NZ VS D ASP 30 OD1 Distance: 5.981371 - Attractive, 10 - B LYS 444 NZ VS D ASP 30 OD2 Distance: 4.118772 - Attractive, Hydrogen Bonds, 11 - B GLY 446 N VS D THR 28 O Distance: 4.004235 - Hydrogen Bonds, 12 - B GLY 446 O VS D LEU 29 N Distance: 4.678822 - Hydrogen Bonds, 13 - B GLY 446 N VS D ASP 30 OD1 Distance: 4.815152 - Hydrogen Bonds, 14 - B GLY 446 N VS D ASP 30 OD2 Distance: 4.780349 - Hydrogen Bonds, 15 - B GLY 446 O VS D ASP 30 N Distance: 2.872463 - Hydrogen Bonds, 16 - B GLY 446 O VS D TYR 31 N Distance: 4.829561 - Hydrogen Bonds, 17 - B TYR 449 CE1 VS D LEU 29 CD2 Distance: 4.963616 - Hydrophobic, 18 - B TYR 449 CE2 VS D LEU 29 CD2 Distance: 5.273044 - Hydrophobic, 19 - B TYR 449 OH VS D LEU 29 O Distance: 4.866245 - Hydrogen Bonds, 20 - B TYR 449 CE1 VS D ASP 30 CB Distance: 4.576252 - Hydrophobic, 21 - B TYR 449 OH VS D ASP 30 N Distance: 3.488281 - Hydrogen Bonds, 22 - B TYR 449 CG VS D TYR 31 CB Distance: 5.402634 - Hydrophobic, 23 - B TYR 449 CG VS D TYR 31 CG Distance: 5.562614 - Aromatic Stacking, 24 - B TYR 449 CG VS D TYR 31 CD2 Distance: 4.908262 - Hydrophobic, 25 - B TYR 449 CD1 VS D TYR 31 CB Distance: 5.380365 - Hydrophobic, 26 - B TYR 449 CD1 VS D TYR 31 CG Distance: 5.394337 - Hydrophobic, 27 - B TYR 449 CD1 VS D TYR 31 CD2 Distance: 4.484458 - Hydrophobic, 28 - B TYR 449 CD1 VS D TYR 31 CE2 Distance: 5.166945 - Hydrophobic, 29 - B TYR 449 CD2 VS D TYR 31 CB Distance: 4.679779 - Hydrophobic, 30 - B TYR 449 CD2 VS D TYR 31 CG Distance: 5.205977 - Hydrophobic, 31 - B TYR 449 CD2 VS D TYR 31 CD2 Distance: 4.876917 - Hydrophobic, 32 - B TYR 449 CE1 VS D TYR 31 CB Distance: 4.683664 - Hydrophobic, 33 - B TYR 449 CE1 VS D TYR 31 CG Distance: 4.835423 - Hydrophobic, 34 - B TYR 449 CE1 VS D TYR 31 CD2 Distance: 4.010520 - Hydrophobic, 35 - B TYR 449 CE1 VS D TYR 31 CE2 Distance: 4.872326 - Hydrophobic, 36 - B TYR 449 CE2 VS D TYR 31 CB Distance: 3.840562 - Hydrophobic, 37 - B TYR 449 CE2 VS D TYR 31 CG Distance: 4.611261 - Hydrophobic, 38 - B TYR 449 CE2 VS D TYR 31 CD2 Distance: 4.435075 - Hydrophobic, 39 - B TYR 449 OH VS D TYR 31 N Distance: 2.853779 - Hydrogen Bonds, 40 - B TYR 449 OH VS D TYR 31 O Distance: 2.751715 - Hydrogen Bonds, 41 - B TYR 449 OH VS D TYR 32 N Distance: 4.769283 - Hydrogen Bonds, 42 - B TYR 449 CG VS D VAL 96 CG2 Distance: 5.243569 - Hydrophobic, 43 - B TYR 449 CD2 VS D VAL 96 CG2 Distance: 4.194082 - Hydrophobic, 44 - B TYR 449 CE1 VS D VAL 96 CG2 Distance: 5.092326 - Hydrophobic, 45 - B TYR 449 CE2 VS D VAL 96 CB Distance: 4.805580 - Hydrophobic, 46 - B TYR 449 CE2 VS D VAL 96 CG2 Distance: 3.451646 - Hydrophobic, 47 - B TYR 449 OH VS D GLY 97 N Distance: 4.796085 - Hydrogen Bonds, 48 - B TYR 449 O VS D TYR 99 N Distance: 4.467259 - Hydrogen Bonds, 49 - B TYR 449 CB VS D TYR 99 CB Distance: 3.682191 - Hydrophobic, 50 - B TYR 449 CB VS D TYR 99 CG Distance: 4.699496 - Hydrophobic, 51 - B TYR 449 CB VS D TYR 99 CD2 Distance: 5.096822 - Hydrophobic, 52 - B TYR 449 CG VS D TYR 99 CB Distance: 4.503952 - Hydrophobic, 53 - B TYR 449 CD2 VS D TYR 99 CB Distance: 4.678274 - Hydrophobic, 54 - B LEU 452 CG VS D THR 98 CG2 Distance: 4.631934 - Hydrophobic, 55 - B LEU 452 CD2 VS D THR 98 CG2 Distance: 3.772864 - Hydrophobic, 56 - B LEU 452 CD2 VS D TYR 100 CB Distance: 4.729047 - Hydrophobic, 57 - B LEU 452 CD2 VS D TYR 100 CG Distance: 5.038675 - Hydrophobic, 58 - B LEU 452 CD2 VS D TYR 100 CD1 Distance: 4.426922 - Hydrophobic, 59 - B LEU 452 CD2 VS D TYR 100 CE1 Distance: 5.341431 - Hydrophobic, 60 - B ILE 468 O VS D TYR 100 OH Distance: 4.667743 - Hydrogen Bonds, 61 - B THR 470 OG1 VS D TYR 100 OH Distance: 4.410122 - Hydrogen Bonds, 62 - B THR 470 CG2 VS D TYR 100 CG Distance: 5.029815 - Hydrophobic, 63 - B THR 470 CG2 VS D TYR 100 CD1 Distance: 4.913630 - Hydrophobic, 64 - B THR 470 CG2 VS D TYR 100 CD2 Distance: 4.521803 - Hydrophobic, 65 - B THR 470 CG2 VS D TYR 100 CE1 Distance: 4.260052 - Hydrophobic, 66 - B THR 470 CG2 VS D TYR 100 CE2 Distance: 3.825288 - Hydrophobic, 67 - B GLU 484 OE1 VS D ARG 56 NE Distance: 6.909528 - Attractive, 68 - B GLU 484 OE1 VS D ARG 56 CZ Distance: 6.280807 - Attractive, 69 - B GLU 484 OE1 VS D ARG 56 NH1 Distance: 4.980246 - Attractive, 70 - B GLU 484 OE2 VS D ARG 56 NE Distance: 6.593799 - Attractive, 71 - B GLU 484 OE2 VS D ARG 56 CZ Distance: 6.161360 - Attractive, 72 - B GLU 484 OE2 VS D ARG 56 NH1 Distance: 4.921107 - Attractive, 73 - B GLU 484 O VS D TYR 58 OH Distance: 4.293674 - Hydrogen Bonds, 74 - B GLU 484 CB VS D TYR 58 CE1 Distance: 5.144065 - Hydrophobic, 75 - B GLU 484 CG VS D TYR 58 CE1 Distance: 5.263892 - Hydrophobic, 76 - B GLU 484 CG VS D TYR 58 CE2 Distance: 5.154597 - Hydrophobic, 77 - B GLU 484 OE1 VS D TYR 58 OH Distance: 4.699356 - Hydrogen Bonds, 78 - B GLU 484 OE2 VS D TYR 58 OH Distance: 4.052557 - Hydrogen Bonds, 79 - B GLY 485 N VS D TYR 58 OH Distance: 4.690681 - Hydrogen Bonds, 80 - B PHE 486 CB VS D TYR 58 CB Distance: 4.250044 - Hydrophobic, 81 - B PHE 486 CB VS D TYR 58 CG Distance: 5.119776 - Hydrophobic, 82 - B PHE 486 CG VS D TYR 58 CB Distance: 4.916148 - Hydrophobic, 83 - B PHE 486 CD1 VS D TYR 58 CB Distance: 4.486530 - Hydrophobic, 84 - B PHE 490 CG VS D THR 98 CG2 Distance: 5.482721 - Hydrophobic, 85 - B PHE 490 CD2 VS D THR 98 CG2 Distance: 4.288028 - Hydrophobic, 86 - B PHE 490 CE2 VS D THR 98 CG2 Distance: 4.230536 - Hydrophobic, 87 - B PHE 490 CZ VS D THR 98 CG2 Distance: 5.405147 - Hydrophobic, 88 - B PHE 490 CG VS D TYR 100 CG Distance: 5.559265 - Aromatic Stacking, 89 - B PHE 490 CD2 VS D TYR 100 CB Distance: 5.039126 - Hydrophobic, 90 - B PHE 490 CE1 VS D TYR 100 CB Distance: 4.795482 - Hydrophobic, 91 - B PHE 490 CE1 VS D TYR 100 CG Distance: 4.777427 - Hydrophobic, 92 - B PHE 490 CE1 VS D TYR 100 CD2 Distance: 4.322899 - Hydrophobic, 93 - B PHE 490 CE1 VS D TYR 100 CE2 Distance: 4.936550 - Hydrophobic, 94 - B PHE 490 CE2 VS D TYR 100 CB Distance: 3.870508 - Hydrophobic, 95 - B PHE 490 CE2 VS D TYR 100 CG Distance: 4.174387 - Hydrophobic, 96 - B PHE 490 CE2 VS D TYR 100 CD1 Distance: 4.809820 - Hydrophobic, 97 - B PHE 490 CE2 VS D TYR 100 CD2 Distance: 4.464222 - Hydrophobic, 98 - B PHE 490 CE2 VS D TYR 100 CE2 Distance: 5.306890 - Hydrophobic, 99 - B PHE 490 CZ VS D TYR 100 CB Distance: 3.721226 - Hydrophobic, 100 - B PHE 490 CZ VS D TYR 100 CG Distance: 3.695125 - Hydrophobic, 101 - B PHE 490 CZ VS D TYR 100 CD1 Distance: 4.509064 - Hydrophobic, 102 - B PHE 490 CZ VS D TYR 100 CD2 Distance: 3.567080 - Hydrophobic, 103 - B PHE 490 CZ VS D TYR 100 CE1 Distance: 5.106756 - Hydrophobic, 104 - B PHE 490 CZ VS D TYR 100 CE2 Distance: 4.301131 - Hydrophobic, 105 - B LEU 492 O VS D THR 98 OG1 Distance: 3.592359 - Hydrogen Bonds, 106 - B LEU 492 CB VS D THR 98 CG2 Distance: 4.790290 - Hydrophobic, 107 - B LEU 492 CG VS D TYR 100 CD1 Distance: 5.407314 - Hydrophobic, 108 - B LEU 492 CD1 VS D TYR 100 CG Distance: 4.837308 - Hydrophobic, 109 - B LEU 492 CD1 VS D TYR 100 CD1 Distance: 4.119326 - Hydrophobic, 110 - B LEU 492 CD1 VS D TYR 100 CD2 Distance: 5.437623 - Hydrophobic, 111 - B LEU 492 CD1 VS D TYR 100 CE1 Distance: 4.076075 - Hydrophobic, 112 - B LEU 492 CD1 VS D TYR 100 CE2 Distance: 5.433275 - Hydrophobic, 113 - B GLN 493 CG VS D VAL 96 CG1 Distance: 5.044527 - Hydrophobic, 114 - B GLN 493 NE2 VS D VAL 96 O Distance: 2.902772 - Hydrogen Bonds, 115 - B GLN 493 NE2 VS D GLY 97 O Distance: 3.759234 - Hydrogen Bonds, 116 - B GLN 493 N VS D THR 98 OG1 Distance: 4.196564 - Hydrogen Bonds, 117 - B GLN 493 O VS D THR 98 OG1 Distance: 4.884761 - Hydrogen Bonds, 118 - B GLN 493 CB VS D THR 98 CG2 Distance: 5.469800 - Hydrophobic, 119 - B GLN 493 OE1 VS D THR 98 OG1 Distance: 3.640255 - Hydrogen Bonds, 120 - B GLN 493 NE2 VS D THR 98 OG1 Distance: 3.363173 - Hydrogen Bonds, 121 - B SER 494 N VS D GLY 97 O Distance: 4.261429 - Hydrogen Bonds, 122 - B SER 494 OG VS D GLY 97 O Distance: 3.930111 - Hydrogen Bonds, 123 - B SER 494 N VS D THR 98 OG1 Distance: 3.079006 - Hydrogen Bonds, 124 - B SER 494 OG VS D THR 98 N Distance: 4.511767 - Hydrogen Bonds, 125 - B SER 494 OG VS D THR 98 OG1 Distance: 4.300840 - Hydrogen Bonds, 126 - B SER 494 OG VS D TYR 99 N Distance: 3.040126 - Hydrogen Bonds, 127 - B SER 494 OG VS D TYR 99 O Distance: 3.955758 - Hydrogen Bonds, 128 - B GLN 498 OE1 VS D THR 28 N Distance: 4.738926 - Hydrogen Bonds, 129 - B GLN 498 OE1 VS D THR 28 OG1 Distance: 2.564764 - Hydrogen Bonds, 130 - B GLN 498 NE2 VS D THR 28 OG1 Distance: 3.691597 - Hydrogen Bonds, 131 - B GLN 498 CG VS D LEU 29 CG Distance: 5.021790 - Hydrophobic, 132 - B GLN 498 CG VS D LEU 29 CD2 Distance: 4.076460 - Hydrophobic, 133 - B GLN 498 OE1 VS D LEU 29 N Distance: 3.781818 - Hydrogen Bonds,