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: 6.958966 - Aromatic Stacking, 1 - B TYR 351 CE1 VS D TYR 100 CE1 Distance: 5.387889 - Hydrophobic, 2 - B TYR 351 CE2 VS D TYR 100 CE1 Distance: 5.170458 - Hydrophobic, 3 - B TYR 351 OH VS D TYR 100 OH Distance: 4.616473 - Hydrogen Bonds, 4 - B ARG 403 NE VS D ASP 101 OD1 Distance: 6.834834 - Attractive, 5 - B ARG 403 CZ VS D ASP 101 OD1 Distance: 5.990787 - Attractive, 6 - B ARG 403 NH1 VS D ASP 101 OD1 Distance: 5.040839 - Attractive, 7 - B ARG 403 NH1 VS D ASP 101 OD2 Distance: 5.859017 - Attractive, 8 - B ARG 403 NH2 VS D ASP 101 OD1 Distance: 6.385810 - 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: 4.118354 - Attractive, Hydrogen Bonds, 11 - B GLY 446 N VS D THR 28 O Distance: 4.003782 - Hydrogen Bonds, 12 - B GLY 446 O VS D LEU 29 N Distance: 4.678911 - Hydrogen Bonds, 13 - B GLY 446 N VS D ASP 30 OD1 Distance: 4.814435 - Hydrogen Bonds, 14 - B GLY 446 N VS D ASP 30 OD2 Distance: 4.780136 - Hydrogen Bonds, 15 - B GLY 446 O VS D ASP 30 N Distance: 2.872718 - Hydrogen Bonds, 16 - B GLY 446 O VS D TYR 31 N Distance: 4.829627 - Hydrogen Bonds, 17 - B TYR 449 CE1 VS D LEU 29 CD2 Distance: 4.963410 - Hydrophobic, 18 - B TYR 449 CE2 VS D LEU 29 CD2 Distance: 5.271719 - Hydrophobic, 19 - B TYR 449 OH VS D LEU 29 O Distance: 4.866303 - Hydrogen Bonds, 20 - B TYR 449 CE1 VS D ASP 30 CB Distance: 4.575654 - Hydrophobic, 21 - B TYR 449 OH VS D ASP 30 N Distance: 3.488456 - Hydrogen Bonds, 22 - B TYR 449 CG VS D TYR 31 CB Distance: 5.401609 - Hydrophobic, 23 - B TYR 449 CG VS D TYR 31 CG Distance: 5.562263 - Aromatic Stacking, 24 - B TYR 449 CG VS D TYR 31 CD2 Distance: 4.907751 - Hydrophobic, 25 - B TYR 449 CD1 VS D TYR 31 CB Distance: 5.380239 - Hydrophobic, 26 - B TYR 449 CD1 VS D TYR 31 CG Distance: 5.394216 - Hydrophobic, 27 - B TYR 449 CD1 VS D TYR 31 CD2 Distance: 4.484960 - Hydrophobic, 28 - B TYR 449 CD1 VS D TYR 31 CE2 Distance: 5.167127 - Hydrophobic, 29 - B TYR 449 CD2 VS D TYR 31 CB Distance: 4.679506 - Hydrophobic, 30 - B TYR 449 CD2 VS D TYR 31 CG Distance: 5.205706 - Hydrophobic, 31 - B TYR 449 CD2 VS D TYR 31 CD2 Distance: 4.877442 - Hydrophobic, 32 - B TYR 449 CE1 VS D TYR 31 CB Distance: 4.683486 - Hydrophobic, 33 - B TYR 449 CE1 VS D TYR 31 CG Distance: 4.834998 - Hydrophobic, 34 - B TYR 449 CE1 VS D TYR 31 CD2 Distance: 4.010549 - Hydrophobic, 35 - B TYR 449 CE1 VS D TYR 31 CE2 Distance: 4.871847 - Hydrophobic, 36 - B TYR 449 CE2 VS D TYR 31 CB Distance: 3.841229 - Hydrophobic, 37 - B TYR 449 CE2 VS D TYR 31 CG Distance: 4.611869 - Hydrophobic, 38 - B TYR 449 CE2 VS D TYR 31 CD2 Distance: 4.436281 - Hydrophobic, 39 - B TYR 449 OH VS D TYR 31 N Distance: 2.853712 - Hydrogen Bonds, 40 - B TYR 449 OH VS D TYR 31 O Distance: 2.750863 - Hydrogen Bonds, 41 - B TYR 449 OH VS D TYR 32 N Distance: 4.768426 - Hydrogen Bonds, 42 - B TYR 449 CG VS D VAL 96 CG2 Distance: 5.243541 - Hydrophobic, 43 - B TYR 449 CD2 VS D VAL 96 CG2 Distance: 4.193556 - Hydrophobic, 44 - B TYR 449 CE1 VS D VAL 96 CG2 Distance: 5.092879 - Hydrophobic, 45 - B TYR 449 CE2 VS D VAL 96 CB Distance: 4.804695 - Hydrophobic, 46 - B TYR 449 CE2 VS D VAL 96 CG2 Distance: 3.450434 - Hydrophobic, 47 - B TYR 449 OH VS D GLY 97 N Distance: 4.795796 - Hydrogen Bonds, 48 - B TYR 449 O VS D TYR 99 N Distance: 4.466845 - Hydrogen Bonds, 49 - B TYR 449 CB VS D TYR 99 CB Distance: 3.682580 - Hydrophobic, 50 - B TYR 449 CB VS D TYR 99 CG Distance: 4.699357 - Hydrophobic, 51 - B TYR 449 CB VS D TYR 99 CD2 Distance: 5.097123 - Hydrophobic, 52 - B TYR 449 CG VS D TYR 99 CB Distance: 4.505112 - Hydrophobic, 53 - B TYR 449 CD2 VS D TYR 99 CB Distance: 4.679530 - Hydrophobic, 54 - B LEU 452 CG VS D THR 98 CG2 Distance: 4.632051 - Hydrophobic, 55 - B LEU 452 CD2 VS D THR 98 CG2 Distance: 3.772896 - Hydrophobic, 56 - B LEU 452 CD2 VS D TYR 100 CB Distance: 4.729577 - Hydrophobic, 57 - B LEU 452 CD2 VS D TYR 100 CG Distance: 5.039306 - Hydrophobic, 58 - B LEU 452 CD2 VS D TYR 100 CD1 Distance: 4.427326 - Hydrophobic, 59 - B LEU 452 CD2 VS D TYR 100 CE1 Distance: 5.341820 - Hydrophobic, 60 - B ILE 468 O VS D TYR 100 OH Distance: 4.667129 - Hydrogen Bonds, 61 - B THR 470 OG1 VS D TYR 100 OH Distance: 4.409667 - Hydrogen Bonds, 62 - B THR 470 CG2 VS D TYR 100 CG Distance: 5.029943 - Hydrophobic, 63 - B THR 470 CG2 VS D TYR 100 CD1 Distance: 4.913652 - Hydrophobic, 64 - B THR 470 CG2 VS D TYR 100 CD2 Distance: 4.522460 - Hydrophobic, 65 - B THR 470 CG2 VS D TYR 100 CE1 Distance: 4.260023 - Hydrophobic, 66 - B THR 470 CG2 VS D TYR 100 CE2 Distance: 3.825866 - Hydrophobic, 67 - B GLU 484 OE1 VS D ARG 56 NE Distance: 6.909290 - Attractive, 68 - B GLU 484 OE1 VS D ARG 56 CZ Distance: 6.280938 - Attractive, 69 - B GLU 484 OE1 VS D ARG 56 NH1 Distance: 4.980242 - Attractive, 70 - B GLU 484 OE2 VS D ARG 56 NE Distance: 6.593614 - Attractive, 71 - B GLU 484 OE2 VS D ARG 56 CZ Distance: 6.161725 - Attractive, 72 - B GLU 484 OE2 VS D ARG 56 NH1 Distance: 4.921129 - Attractive, 73 - B GLU 484 O VS D TYR 58 OH Distance: 4.293269 - Hydrogen Bonds, 74 - B GLU 484 CB VS D TYR 58 CE1 Distance: 5.144526 - Hydrophobic, 75 - B GLU 484 CG VS D TYR 58 CE1 Distance: 5.263976 - Hydrophobic, 76 - B GLU 484 CG VS D TYR 58 CE2 Distance: 5.155016 - Hydrophobic, 77 - B GLU 484 OE1 VS D TYR 58 OH Distance: 4.699332 - Hydrogen Bonds, 78 - B GLU 484 OE2 VS D TYR 58 OH Distance: 4.052735 - Hydrogen Bonds, 79 - B GLY 485 N VS D TYR 58 OH Distance: 4.691240 - Hydrogen Bonds, 80 - B PHE 486 CB VS D TYR 58 CB Distance: 4.249803 - Hydrophobic, 81 - B PHE 486 CB VS D TYR 58 CG Distance: 5.119371 - Hydrophobic, 82 - B PHE 486 CG VS D TYR 58 CB Distance: 4.915695 - Hydrophobic, 83 - B PHE 486 CD1 VS D TYR 58 CB Distance: 4.486323 - Hydrophobic, 84 - B PHE 490 CG VS D THR 98 CG2 Distance: 5.482338 - Hydrophobic, 85 - B PHE 490 CD2 VS D THR 98 CG2 Distance: 4.288195 - Hydrophobic, 86 - B PHE 490 CE2 VS D THR 98 CG2 Distance: 4.230206 - Hydrophobic, 87 - B PHE 490 CZ VS D THR 98 CG2 Distance: 5.405415 - Hydrophobic, 88 - B PHE 490 CG VS D TYR 100 CG Distance: 5.558832 - Aromatic Stacking, 89 - B PHE 490 CD2 VS D TYR 100 CB Distance: 5.039372 - Hydrophobic, 90 - B PHE 490 CE1 VS D TYR 100 CB Distance: 4.794984 - Hydrophobic, 91 - B PHE 490 CE1 VS D TYR 100 CG Distance: 4.776820 - Hydrophobic, 92 - B PHE 490 CE1 VS D TYR 100 CD2 Distance: 4.322975 - Hydrophobic, 93 - B PHE 490 CE1 VS D TYR 100 CE2 Distance: 4.936295 - Hydrophobic, 94 - B PHE 490 CE2 VS D TYR 100 CB Distance: 3.869763 - Hydrophobic, 95 - B PHE 490 CE2 VS D TYR 100 CG Distance: 4.173436 - Hydrophobic, 96 - B PHE 490 CE2 VS D TYR 100 CD1 Distance: 4.809301 - Hydrophobic, 97 - B PHE 490 CE2 VS D TYR 100 CD2 Distance: 4.463956 - Hydrophobic, 98 - B PHE 490 CE2 VS D TYR 100 CE2 Distance: 5.306309 - Hydrophobic, 99 - B PHE 490 CZ VS D TYR 100 CB Distance: 3.721134 - Hydrophobic, 100 - B PHE 490 CZ VS D TYR 100 CG Distance: 3.694679 - Hydrophobic, 101 - B PHE 490 CZ VS D TYR 100 CD1 Distance: 4.509200 - Hydrophobic, 102 - B PHE 490 CZ VS D TYR 100 CD2 Distance: 3.567138 - Hydrophobic, 103 - B PHE 490 CZ VS D TYR 100 CE1 Distance: 5.106560 - Hydrophobic, 104 - B PHE 490 CZ VS D TYR 100 CE2 Distance: 4.300689 - Hydrophobic, 105 - B LEU 492 O VS D THR 98 OG1 Distance: 3.591939 - Hydrogen Bonds, 106 - B LEU 492 CB VS D THR 98 CG2 Distance: 4.790839 - Hydrophobic, 107 - B LEU 492 CG VS D TYR 100 CD1 Distance: 5.407073 - Hydrophobic, 108 - B LEU 492 CD1 VS D TYR 100 CG Distance: 4.837559 - Hydrophobic, 109 - B LEU 492 CD1 VS D TYR 100 CD1 Distance: 4.119179 - Hydrophobic, 110 - B LEU 492 CD1 VS D TYR 100 CD2 Distance: 5.437993 - Hydrophobic, 111 - B LEU 492 CD1 VS D TYR 100 CE1 Distance: 4.075802 - Hydrophobic, 112 - B LEU 492 CD1 VS D TYR 100 CE2 Distance: 5.433510 - Hydrophobic, 113 - B GLN 493 CG VS D VAL 96 CG1 Distance: 5.043958 - Hydrophobic, 114 - B GLN 493 NE2 VS D VAL 96 O Distance: 2.902105 - Hydrogen Bonds, 115 - B GLN 493 NE2 VS D GLY 97 O Distance: 3.759160 - Hydrogen Bonds, 116 - B GLN 493 N VS D THR 98 OG1 Distance: 4.196052 - Hydrogen Bonds, 117 - B GLN 493 O VS D THR 98 OG1 Distance: 4.885005 - Hydrogen Bonds, 118 - B GLN 493 CB VS D THR 98 CG2 Distance: 5.470121 - Hydrophobic, 119 - B GLN 493 OE1 VS D THR 98 OG1 Distance: 3.639550 - Hydrogen Bonds, 120 - B GLN 493 NE2 VS D THR 98 OG1 Distance: 3.363359 - Hydrogen Bonds, 121 - B SER 494 N VS D GLY 97 O Distance: 4.261693 - Hydrogen Bonds, 122 - B SER 494 OG VS D GLY 97 O Distance: 3.930338 - Hydrogen Bonds, 123 - B SER 494 N VS D THR 98 OG1 Distance: 3.079114 - Hydrogen Bonds, 124 - B SER 494 OG VS D THR 98 N Distance: 4.512186 - Hydrogen Bonds, 125 - B SER 494 OG VS D THR 98 OG1 Distance: 4.300836 - Hydrogen Bonds, 126 - B SER 494 OG VS D TYR 99 N Distance: 3.040264 - Hydrogen Bonds, 127 - B SER 494 OG VS D TYR 99 O Distance: 3.956337 - Hydrogen Bonds, 128 - B GLN 498 OE1 VS D THR 28 N Distance: 4.739183 - Hydrogen Bonds, 129 - B GLN 498 OE1 VS D THR 28 OG1 Distance: 2.564730 - Hydrogen Bonds, 130 - B GLN 498 NE2 VS D THR 28 OG1 Distance: 3.690945 - Hydrogen Bonds, 131 - B GLN 498 CG VS D LEU 29 CG Distance: 5.022190 - Hydrophobic, 132 - B GLN 498 CG VS D LEU 29 CD2 Distance: 4.076631 - Hydrophobic, 133 - B GLN 498 OE1 VS D LEU 29 N Distance: 3.781507 - Hydrogen Bonds,