VIRAL PROTEIN/IMMUNE SYSTEM CRYSTAL STRUCTURE OF THE N501Y MUTANT RECEPTOR BINDING DOMAIN OF SARS- COV-2 SPIKE GLYCOPROTEIN IN COMPLEX WITH COVOX-269 FAB: 0 - H VAL 2 CB VS E PHE 486 CE1 Distance: 5.301188 - Hydrophobic, 1 - H VAL 2 CB VS E PHE 486 CE2 Distance: 4.528868 - Hydrophobic, 2 - H VAL 2 CB VS E PHE 486 CZ Distance: 4.257065 - Hydrophobic, 3 - H VAL 2 CG1 VS E PHE 486 CE1 Distance: 4.852754 - Hydrophobic, 4 - H VAL 2 CG1 VS E PHE 486 CE2 Distance: 4.247201 - Hydrophobic, 5 - H VAL 2 CG1 VS E PHE 486 CZ Distance: 3.759486 - Hydrophobic, 6 - H VAL 2 CG2 VS E PHE 486 CD2 Distance: 4.774488 - Hydrophobic, 7 - H VAL 2 CG2 VS E PHE 486 CE1 Distance: 5.052574 - Hydrophobic, 8 - H VAL 2 CG2 VS E PHE 486 CE2 Distance: 3.738150 - Hydrophobic, 9 - H VAL 2 CG2 VS E PHE 486 CZ Distance: 3.917126 - Hydrophobic, 10 - H GLY 26 O VS E ASN 487 ND2 Distance: 2.760908 - Hydrogen Bonds, 11 - H THR 28 N VS E ALA 475 O Distance: 3.177415 - Hydrogen Bonds, 12 - H THR 28 OG1 VS E ALA 475 O Distance: 4.017305 - Hydrogen Bonds, 13 - H THR 28 OG1 VS E GLY 476 N Distance: 4.243613 - Hydrogen Bonds, 14 - H THR 28 OG1 VS E GLY 476 O Distance: 3.948303 - Hydrogen Bonds, 15 - H THR 28 OG1 VS E SER 477 N Distance: 3.877629 - Hydrogen Bonds, 16 - H THR 28 OG1 VS E SER 477 OG Distance: 4.464512 - Hydrogen Bonds, 17 - H ASN 30 O VS E LYS 458 NZ Distance: 3.349840 - Hydrogen Bonds, 18 - H ARG 31 CB VS E LYS 458 CD Distance: 4.589894 - Hydrophobic, 19 - H ARG 31 CG VS E LYS 458 CG Distance: 5.148417 - Hydrophobic, 20 - H ARG 31 CG VS E LYS 458 CD Distance: 3.897094 - Hydrophobic, 21 - H ARG 31 NE VS E LYS 458 NZ Distance: 6.761617 - Repulsive, 22 - H ARG 31 CZ VS E LYS 458 NZ Distance: 6.541433 - Repulsive, 23 - H ARG 31 NH1 VS E LYS 458 NZ Distance: 6.375680 - Repulsive, 24 - H ARG 31 NH2 VS E LYS 458 NZ Distance: 6.882415 - Repulsive, 25 - H ARG 31 O VS E TYR 473 OH Distance: 2.912438 - Hydrogen Bonds, 26 - H ARG 31 CB VS E TYR 473 CE2 Distance: 4.612353 - Hydrophobic, 27 - H ARG 31 CG VS E TYR 473 CE2 Distance: 5.449205 - Hydrophobic, 28 - H ARG 31 NH1 VS E TYR 473 OH Distance: 4.364963 - Hydrogen Bonds, 29 - H ARG 31 NE VS E GLN 474 O Distance: 3.960921 - Hydrogen Bonds, 30 - H ARG 31 NH1 VS E GLN 474 O Distance: 3.406143 - Hydrogen Bonds, 31 - H ARG 31 CB VS E ALA 475 CB Distance: 4.878440 - Hydrophobic, 32 - H ASN 32 N VS E TYR 473 OH Distance: 4.618880 - Hydrogen Bonds, 33 - H ASN 32 CB VS E ALA 475 CB Distance: 5.391170 - Hydrophobic, 34 - H ASN 32 ND2 VS E ALA 475 O Distance: 2.925206 - Hydrogen Bonds, 35 - H TYR 33 CE1 VS E LYS 417 CG Distance: 5.423840 - Hydrophobic, 36 - H TYR 33 CG VS E TYR 421 CD2 Distance: 6.669024 - Aromatic Stacking, 37 - H TYR 33 CE1 VS E TYR 421 CE2 Distance: 4.707478 - Hydrophobic, 38 - H TYR 33 CE2 VS E TYR 421 CE2 Distance: 5.145215 - Hydrophobic, 39 - H TYR 33 CD2 VS E LEU 455 CD1 Distance: 5.263220 - Hydrophobic, 40 - H TYR 33 CE1 VS E LEU 455 CD1 Distance: 5.257597 - Hydrophobic, 41 - H TYR 33 CE2 VS E LEU 455 CG Distance: 4.510740 - Hydrophobic, 42 - H TYR 33 CE2 VS E LEU 455 CD1 Distance: 4.212453 - Hydrophobic, 43 - H TYR 33 CE2 VS E LEU 455 CD2 Distance: 5.410298 - Hydrophobic, 44 - H TYR 33 OH VS E LEU 455 O Distance: 2.669111 - Hydrogen Bonds, 45 - H TYR 33 CG VS E PHE 456 CG Distance: 5.948370 - Aromatic Stacking, 46 - H TYR 33 CG VS E PHE 456 CE1 Distance: 5.469947 - Hydrophobic, 47 - H TYR 33 CD2 VS E PHE 456 CD1 Distance: 4.579454 - Hydrophobic, 48 - H TYR 33 CD2 VS E PHE 456 CE1 Distance: 4.147885 - Hydrophobic, 49 - H TYR 33 CD2 VS E PHE 456 CZ Distance: 4.849310 - Hydrophobic, 50 - H TYR 33 CE2 VS E PHE 456 CG Distance: 4.951614 - Hydrophobic, 51 - H TYR 33 CE2 VS E PHE 456 CD1 Distance: 4.236356 - Hydrophobic, 52 - H TYR 33 CE2 VS E PHE 456 CD2 Distance: 5.476831 - Hydrophobic, 53 - H TYR 33 CE2 VS E PHE 456 CE1 Distance: 4.108962 - Hydrophobic, 54 - H TYR 33 CE2 VS E PHE 456 CE2 Distance: 5.381342 - Hydrophobic, 55 - H TYR 33 CE2 VS E PHE 456 CZ Distance: 4.733887 - Hydrophobic, 56 - H TYR 52 CE2 VS E LYS 417 CB Distance: 4.926349 - Hydrophobic, 57 - H TYR 52 CE2 VS E LYS 417 CG Distance: 5.115142 - Hydrophobic, 58 - H TYR 52 OH VS E LYS 417 N Distance: 4.144107 - Hydrogen Bonds, 59 - H TYR 52 CD2 VS E ASP 420 CB Distance: 4.967724 - Hydrophobic, 60 - H TYR 52 CE2 VS E ASP 420 CB Distance: 5.349754 - Hydrophobic, 61 - H TYR 52 O VS E TYR 421 OH Distance: 4.891597 - Hydrogen Bonds, 62 - H TYR 52 CB VS E TYR 421 CE1 Distance: 5.459877 - Hydrophobic, 63 - H TYR 52 CB VS E TYR 421 CE2 Distance: 4.734677 - Hydrophobic, 64 - H TYR 52 CG VS E TYR 421 CG Distance: 6.078040 - Aromatic Stacking, 65 - H TYR 52 CG VS E TYR 421 CE2 Distance: 4.643056 - Hydrophobic, 66 - H TYR 52 CD2 VS E TYR 421 CD2 Distance: 4.838132 - Hydrophobic, 67 - H TYR 52 CD2 VS E TYR 421 CE1 Distance: 5.237531 - Hydrophobic, 68 - H TYR 52 CD2 VS E TYR 421 CE2 Distance: 3.881783 - Hydrophobic, 69 - H TYR 52 CE2 VS E TYR 421 CD2 Distance: 5.160920 - Hydrophobic, 70 - H TYR 52 CE2 VS E TYR 421 CE2 Distance: 4.491459 - Hydrophobic, 71 - H SER 53 N VS E TYR 421 OH Distance: 3.596600 - Hydrogen Bonds, 72 - H SER 53 OG VS E TYR 421 OH Distance: 3.127388 - Hydrogen Bonds, 73 - H SER 53 OG VS E ARG 457 N Distance: 4.595445 - Hydrogen Bonds, 74 - H SER 53 OG VS E ARG 457 O Distance: 2.530155 - Hydrogen Bonds, 75 - H SER 53 O VS E LYS 458 NZ Distance: 2.963422 - Hydrogen Bonds, 76 - H SER 53 OG VS E LYS 458 N Distance: 4.199368 - Hydrogen Bonds, 77 - H SER 53 OG VS E LYS 458 O Distance: 3.404729 - Hydrogen Bonds, 78 - H SER 53 OG VS E SER 459 N Distance: 4.875531 - Hydrogen Bonds, 79 - H SER 53 OG VS E TYR 473 OH Distance: 3.691467 - Hydrogen Bonds, 80 - H GLY 54 N VS E TYR 421 OH Distance: 2.805286 - Hydrogen Bonds, 81 - H GLY 54 N VS E ARG 457 O Distance: 4.425636 - Hydrogen Bonds, 82 - H GLY 54 N VS E LYS 458 O Distance: 3.551413 - Hydrogen Bonds, 83 - H GLY 54 N VS E ASN 460 OD1 Distance: 4.400962 - Hydrogen Bonds, 84 - H GLY 54 O VS E ASN 460 N Distance: 4.610215 - Hydrogen Bonds, 85 - H GLY 54 O VS E ASN 460 ND2 Distance: 3.361938 - Hydrogen Bonds, 86 - H GLY 55 N VS E TYR 421 OH Distance: 4.879031 - Hydrogen Bonds, 87 - H GLY 55 N VS E ASN 460 OD1 Distance: 4.673539 - Hydrogen Bonds, 88 - H SER 56 OG VS E GLY 416 N Distance: 4.459509 - Hydrogen Bonds, 89 - H SER 56 N VS E ASP 420 OD2 Distance: 4.744297 - Hydrogen Bonds, 90 - H SER 56 OG VS E ASP 420 OD1 Distance: 3.531767 - Hydrogen Bonds, 91 - H SER 56 OG VS E ASP 420 OD2 Distance: 2.436037 - Hydrogen Bonds, 92 - H SER 56 OG VS E ASN 460 OD1 Distance: 4.542547 - Hydrogen Bonds, 93 - H SER 56 OG VS E ASN 460 ND2 Distance: 4.189146 - Hydrogen Bonds, 94 - H PHE 58 CZ VS E THR 415 CG2 Distance: 5.145889 - Hydrophobic, 95 - H ARG 71 NE VS E LYS 458 NZ Distance: 6.071928 - Repulsive, 96 - H ARG 71 CZ VS E LYS 458 NZ Distance: 5.212027 - Repulsive, 97 - H ARG 71 NH1 VS E LYS 458 NZ Distance: 5.526835 - Repulsive, 98 - H ARG 71 NH2 VS E LYS 458 NZ Distance: 4.376329 - Repulsive, 99 - H ARG 97 NH1 VS E ALA 475 O Distance: 4.589434 - Hydrogen Bonds, 100 - H ARG 97 NE VS E ASN 487 OD1 Distance: 4.642154 - Hydrogen Bonds, 101 - H ARG 97 NH1 VS E ASN 487 OD1 Distance: 2.837190 - Hydrogen Bonds, 102 - H ARG 97 NH2 VS E ASN 487 OD1 Distance: 2.956593 - Hydrogen Bonds, 103 - H ARG 97 NE VS E TYR 489 OH Distance: 3.742623 - Hydrogen Bonds, 104 - H ARG 97 NH1 VS E TYR 489 OH Distance: 3.471661 - Hydrogen Bonds, 105 - H ARG 97 NH2 VS E TYR 489 OH Distance: 3.179700 - Hydrogen Bonds, 106 - H PHE 99 CB VS E PHE 456 CZ Distance: 5.291931 - Hydrophobic, 107 - H PHE 99 CB VS E TYR 489 CG Distance: 5.346824 - Hydrophobic, 108 - H PHE 99 CB VS E TYR 489 CD1 Distance: 5.052353 - Hydrophobic, 109 - H PHE 99 CB VS E TYR 489 CD2 Distance: 4.883471 - Hydrophobic, 110 - H PHE 99 CB VS E TYR 489 CE1 Distance: 4.247362 - Hydrophobic, 111 - H PHE 99 CB VS E TYR 489 CE2 Distance: 4.032898 - Hydrophobic, 112 - H PHE 99 CG VS E TYR 489 CG Distance: 6.090252 - Aromatic Stacking, 113 - H PHE 99 CG VS E TYR 489 CD1 Distance: 5.473200 - Hydrophobic, 114 - H PHE 99 CG VS E TYR 489 CE1 Distance: 4.682476 - Hydrophobic, 115 - H PHE 99 CG VS E TYR 489 CE2 Distance: 5.139672 - Hydrophobic, 116 - H PHE 99 CD2 VS E TYR 489 CD1 Distance: 4.872388 - Hydrophobic, 117 - H PHE 99 CD2 VS E TYR 489 CE1 Distance: 4.280079 - Hydrophobic, 118 - H PHE 99 CD2 VS E TYR 489 CE2 Distance: 5.261601 - Hydrophobic, 119 - H PHE 99 CE2 VS E TYR 489 CE1 Distance: 5.275031 - Hydrophobic, 120 - H TYR 100 CB VS E LEU 455 CD2 Distance: 5.145042 - Hydrophobic, 121 - H TYR 100 CG VS E LEU 455 CD2 Distance: 4.999212 - Hydrophobic, 122 - H TYR 100 CD1 VS E LEU 455 CD2 Distance: 4.036654 - Hydrophobic, 123 - H TYR 100 CE1 VS E LEU 455 CD2 Distance: 4.554333 - Hydrophobic, 124 - H TYR 100 CD1 VS E GLN 493 CG Distance: 4.624160 - Hydrophobic, 125 - H TYR 100 CE1 VS E GLN 493 CB Distance: 4.947900 - Hydrophobic, 126 - H TYR 100 CE1 VS E GLN 493 CG Distance: 4.181067 - Hydrophobic, 127 - H TYR 100 OH VS E GLN 493 OE1 Distance: 4.128387 - Hydrogen Bonds, 128 - H GLU 101 OE1 VS E ARG 403 NH1 Distance: 6.083841 - Attractive, 129 - H GLU 101 OE2 VS E ARG 403 NH1 Distance: 6.347117 - Attractive, 130 - H GLU 101 OE1 VS E GLU 406 OE2 Distance: 6.934653 - Repulsive, 131 - H GLU 101 OE2 VS E GLU 406 OE2 Distance: 6.290069 - Repulsive, 132 - H GLU 101 OE1 VS E LYS 417 NZ Distance: 2.866251 - Attractive, Hydrogen Bonds, 133 - H GLU 101 OE2 VS E LYS 417 NZ Distance: 2.678518 - Attractive, Hydrogen Bonds, 134 - H GLU 101 CG VS E TYR 453 CE2 Distance: 5.374625 - Hydrophobic, 135 - H GLU 101 OE1 VS E TYR 453 OH Distance: 4.501528 - Hydrogen Bonds, 136 - H GLU 101 OE2 VS E TYR 453 OH Distance: 2.430988 - Hydrogen Bonds, 137 - H GLU 101 CB VS E LEU 455 CD1 Distance: 5.279245 - Hydrophobic, 138 - H GLU 101 CB VS E LEU 455 CD2 Distance: 5.136405 - Hydrophobic, 139 - H GLU 101 CG VS E LEU 455 CG Distance: 4.937075 - Hydrophobic, 140 - H GLU 101 CG VS E LEU 455 CD1 Distance: 4.355201 - Hydrophobic, 141 - H GLU 101 CG VS E LEU 455 CD2 Distance: 4.190999 - Hydrophobic, 142 - H ASP 105 OD2 VS E TYR 489 OH Distance: 4.165502 - Hydrogen Bonds, 143 - H ILE 106 CG1 VS E PHE 486 CE1 Distance: 4.649476 - Hydrophobic, 144 - H ILE 106 CG1 VS E PHE 486 CZ Distance: 4.494425 - Hydrophobic, 145 - H ILE 106 CD1 VS E PHE 486 CD1 Distance: 4.767170 - Hydrophobic, 146 - H ILE 106 CD1 VS E PHE 486 CE1 Distance: 3.482199 - Hydrophobic, 147 - H ILE 106 CD1 VS E PHE 486 CE2 Distance: 4.994718 - Hydrophobic, 148 - H ILE 106 CD1 VS E PHE 486 CZ Distance: 3.637057 - Hydrophobic,