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: 5.300763 - Hydrophobic, 1 - H VAL 2 CB VS E PHE 486 CE2 Distance: 4.528876 - Hydrophobic, 2 - H VAL 2 CB VS E PHE 486 CZ Distance: 4.256899 - Hydrophobic, 3 - H VAL 2 CG1 VS E PHE 486 CE1 Distance: 4.853007 - Hydrophobic, 4 - H VAL 2 CG1 VS E PHE 486 CE2 Distance: 4.247772 - Hydrophobic, 5 - H VAL 2 CG1 VS E PHE 486 CZ Distance: 3.759934 - Hydrophobic, 6 - H VAL 2 CG2 VS E PHE 486 CD2 Distance: 4.774496 - Hydrophobic, 7 - H VAL 2 CG2 VS E PHE 486 CE1 Distance: 5.052291 - Hydrophobic, 8 - H VAL 2 CG2 VS E PHE 486 CE2 Distance: 3.738147 - Hydrophobic, 9 - H VAL 2 CG2 VS E PHE 486 CZ Distance: 3.917249 - 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: 3.177941 - Hydrogen Bonds, 12 - H THR 28 OG1 VS E ALA 475 O Distance: 4.017448 - Hydrogen Bonds, 13 - H THR 28 OG1 VS E GLY 476 N Distance: 4.243553 - Hydrogen Bonds, 14 - H THR 28 OG1 VS E GLY 476 O Distance: 3.947265 - Hydrogen Bonds, 15 - H THR 28 OG1 VS E SER 477 N Distance: 3.877289 - Hydrogen Bonds, 16 - H THR 28 OG1 VS E SER 477 OG Distance: 4.464315 - Hydrogen Bonds, 17 - H ASN 30 O VS E LYS 458 NZ Distance: 3.349742 - Hydrogen Bonds, 18 - H ARG 31 CB VS E LYS 458 CD Distance: 4.589359 - Hydrophobic, 19 - H ARG 31 CG VS E LYS 458 CG Distance: 5.148179 - Hydrophobic, 20 - H ARG 31 CG VS E LYS 458 CD Distance: 3.896473 - Hydrophobic, 21 - H ARG 31 NE VS E LYS 458 NZ Distance: 6.761998 - Repulsive, 22 - H ARG 31 CZ VS E LYS 458 NZ Distance: 6.542309 - Repulsive, 23 - H ARG 31 NH1 VS E LYS 458 NZ Distance: 6.376214 - Repulsive, 24 - H ARG 31 NH2 VS E LYS 458 NZ Distance: 6.882978 - Repulsive, 25 - H ARG 31 O VS E TYR 473 OH Distance: 2.911482 - Hydrogen Bonds, 26 - H ARG 31 CB VS E TYR 473 CE2 Distance: 4.612686 - Hydrophobic, 27 - H ARG 31 CG VS E TYR 473 CE2 Distance: 5.449552 - 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: 3.961261 - Hydrogen Bonds, 30 - H ARG 31 NH1 VS E GLN 474 O Distance: 3.405558 - Hydrogen Bonds, 31 - H ARG 31 CB VS E ALA 475 CB Distance: 4.878217 - Hydrophobic, 32 - H ASN 32 N VS E TYR 473 OH Distance: 4.618435 - Hydrogen Bonds, 33 - H ASN 32 CB VS E ALA 475 CB Distance: 5.391090 - Hydrophobic, 34 - H ASN 32 ND2 VS E ALA 475 O Distance: 2.925183 - Hydrogen Bonds, 35 - H TYR 33 CE1 VS E LYS 417 CG Distance: 5.423460 - Hydrophobic, 36 - H TYR 33 CG VS E TYR 421 CD2 Distance: 6.669056 - Aromatic Stacking, 37 - H TYR 33 CE1 VS E TYR 421 CE2 Distance: 4.707509 - Hydrophobic, 38 - H TYR 33 CE2 VS E TYR 421 CE2 Distance: 5.145669 - Hydrophobic, 39 - H TYR 33 CD2 VS E LEU 455 CD1 Distance: 5.262970 - Hydrophobic, 40 - H TYR 33 CE1 VS E LEU 455 CD1 Distance: 5.257523 - Hydrophobic, 41 - H TYR 33 CE2 VS E LEU 455 CG Distance: 4.510524 - Hydrophobic, 42 - H TYR 33 CE2 VS E LEU 455 CD1 Distance: 4.212765 - Hydrophobic, 43 - H TYR 33 CE2 VS E LEU 455 CD2 Distance: 5.410350 - 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: 5.948413 - Aromatic Stacking, 46 - H TYR 33 CG VS E PHE 456 CE1 Distance: 5.469935 - Hydrophobic, 47 - H TYR 33 CD2 VS E PHE 456 CD1 Distance: 4.579408 - Hydrophobic, 48 - H TYR 33 CD2 VS E PHE 456 CE1 Distance: 4.148024 - Hydrophobic, 49 - H TYR 33 CD2 VS E PHE 456 CZ Distance: 4.849319 - Hydrophobic, 50 - H TYR 33 CE2 VS E PHE 456 CG Distance: 4.952212 - Hydrophobic, 51 - H TYR 33 CE2 VS E PHE 456 CD1 Distance: 4.236823 - Hydrophobic, 52 - H TYR 33 CE2 VS E PHE 456 CD2 Distance: 5.477399 - Hydrophobic, 53 - H TYR 33 CE2 VS E PHE 456 CE1 Distance: 4.109312 - Hydrophobic, 54 - H TYR 33 CE2 VS E PHE 456 CE2 Distance: 5.381283 - Hydrophobic, 55 - H TYR 33 CE2 VS E PHE 456 CZ Distance: 4.734218 - Hydrophobic, 56 - H TYR 52 CE2 VS E LYS 417 CB Distance: 4.926441 - Hydrophobic, 57 - H TYR 52 CE2 VS E LYS 417 CG Distance: 5.114898 - Hydrophobic, 58 - H TYR 52 OH VS E LYS 417 N Distance: 4.143674 - Hydrogen Bonds, 59 - H TYR 52 CD2 VS E ASP 420 CB Distance: 4.967847 - Hydrophobic, 60 - H TYR 52 CE2 VS E ASP 420 CB Distance: 5.349729 - Hydrophobic, 61 - H TYR 52 O VS E TYR 421 OH Distance: 4.890458 - Hydrogen Bonds, 62 - H TYR 52 CB VS E TYR 421 CE1 Distance: 5.460073 - Hydrophobic, 63 - H TYR 52 CB VS E TYR 421 CE2 Distance: 4.735242 - Hydrophobic, 64 - H TYR 52 CG VS E TYR 421 CG Distance: 6.077706 - Aromatic Stacking, 65 - H TYR 52 CG VS E TYR 421 CE2 Distance: 4.642519 - Hydrophobic, 66 - H TYR 52 CD2 VS E TYR 421 CD2 Distance: 4.838160 - Hydrophobic, 67 - H TYR 52 CD2 VS E TYR 421 CE1 Distance: 5.236911 - Hydrophobic, 68 - H TYR 52 CD2 VS E TYR 421 CE2 Distance: 3.881400 - Hydrophobic, 69 - H TYR 52 CE2 VS E TYR 421 CD2 Distance: 5.161139 - Hydrophobic, 70 - H TYR 52 CE2 VS E TYR 421 CE2 Distance: 4.491090 - Hydrophobic, 71 - H SER 53 N VS E TYR 421 OH Distance: 3.596074 - Hydrogen Bonds, 72 - H SER 53 OG VS E TYR 421 OH Distance: 3.127439 - Hydrogen Bonds, 73 - H SER 53 OG VS E ARG 457 N Distance: 4.596137 - Hydrogen Bonds, 74 - H SER 53 OG VS E ARG 457 O Distance: 2.530778 - Hydrogen Bonds, 75 - H SER 53 O VS E LYS 458 NZ Distance: 2.963428 - Hydrogen Bonds, 76 - H SER 53 OG VS E LYS 458 N Distance: 4.199172 - Hydrogen Bonds, 77 - H SER 53 OG VS E LYS 458 O Distance: 3.405030 - Hydrogen Bonds, 78 - H SER 53 OG VS E SER 459 N Distance: 4.875462 - Hydrogen Bonds, 79 - H SER 53 OG VS E TYR 473 OH Distance: 3.691331 - Hydrogen Bonds, 80 - H GLY 54 N VS E TYR 421 OH Distance: 2.804770 - Hydrogen Bonds, 81 - H GLY 54 N VS E ARG 457 O Distance: 4.425931 - Hydrogen Bonds, 82 - H GLY 54 N VS E LYS 458 O Distance: 3.552310 - Hydrogen Bonds, 83 - H GLY 54 N VS E ASN 460 OD1 Distance: 4.400776 - Hydrogen Bonds, 84 - H GLY 54 O VS E ASN 460 N Distance: 4.610669 - Hydrogen Bonds, 85 - H GLY 54 O VS E ASN 460 ND2 Distance: 3.361702 - Hydrogen Bonds, 86 - H GLY 55 N VS E TYR 421 OH Distance: 4.878145 - Hydrogen Bonds, 87 - H GLY 55 N VS E ASN 460 OD1 Distance: 4.673288 - Hydrogen Bonds, 88 - H SER 56 OG VS E GLY 416 N Distance: 4.459410 - Hydrogen Bonds, 89 - H SER 56 N VS E ASP 420 OD2 Distance: 4.744409 - Hydrogen Bonds, 90 - H SER 56 OG VS E ASP 420 OD1 Distance: 3.531627 - Hydrogen Bonds, 91 - H SER 56 OG VS E ASP 420 OD2 Distance: 2.435964 - Hydrogen Bonds, 92 - H SER 56 OG VS E ASN 460 OD1 Distance: 4.542964 - Hydrogen Bonds, 93 - H SER 56 OG VS E ASN 460 ND2 Distance: 4.189857 - Hydrogen Bonds, 94 - H PHE 58 CZ VS E THR 415 CG2 Distance: 5.146374 - Hydrophobic, 95 - H ARG 71 NE VS E LYS 458 NZ Distance: 6.071206 - Repulsive, 96 - H ARG 71 CZ VS E LYS 458 NZ Distance: 5.212053 - Repulsive, 97 - H ARG 71 NH1 VS E LYS 458 NZ Distance: 5.526845 - Repulsive, 98 - H ARG 71 NH2 VS E LYS 458 NZ Distance: 4.376610 - 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: 4.643008 - Hydrogen Bonds, 101 - H ARG 97 NH1 VS E ASN 487 OD1 Distance: 2.837761 - Hydrogen Bonds, 102 - H ARG 97 NH2 VS E ASN 487 OD1 Distance: 2.957438 - Hydrogen Bonds, 103 - H ARG 97 NE VS E TYR 489 OH Distance: 3.742760 - Hydrogen Bonds, 104 - H ARG 97 NH1 VS E TYR 489 OH Distance: 3.471604 - Hydrogen Bonds, 105 - H ARG 97 NH2 VS E TYR 489 OH Distance: 3.179718 - Hydrogen Bonds, 106 - H PHE 99 CB VS E PHE 456 CZ Distance: 5.292110 - Hydrophobic, 107 - H PHE 99 CB VS E TYR 489 CG Distance: 5.347085 - Hydrophobic, 108 - H PHE 99 CB VS E TYR 489 CD1 Distance: 5.052537 - Hydrophobic, 109 - H PHE 99 CB VS E TYR 489 CD2 Distance: 4.884211 - Hydrophobic, 110 - H PHE 99 CB VS E TYR 489 CE1 Distance: 4.247874 - 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: 6.090173 - Aromatic Stacking, 113 - H PHE 99 CG VS E TYR 489 CD1 Distance: 5.473294 - Hydrophobic, 114 - H PHE 99 CG VS E TYR 489 CE1 Distance: 4.682851 - 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: 4.871745 - Hydrophobic, 117 - H PHE 99 CD2 VS E TYR 489 CE1 Distance: 4.279627 - Hydrophobic, 118 - H PHE 99 CD2 VS E TYR 489 CE2 Distance: 5.260965 - 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: 5.144772 - Hydrophobic, 121 - H TYR 100 CG VS E LEU 455 CD2 Distance: 4.999771 - Hydrophobic, 122 - H TYR 100 CD1 VS E LEU 455 CD2 Distance: 4.036732 - Hydrophobic, 123 - H TYR 100 CE1 VS E LEU 455 CD2 Distance: 4.554605 - Hydrophobic, 124 - H TYR 100 CD1 VS E GLN 493 CG Distance: 4.624476 - Hydrophobic, 125 - H TYR 100 CE1 VS E GLN 493 CB Distance: 4.948246 - 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: 4.128491 - Hydrogen Bonds, 128 - H GLU 101 OE1 VS E ARG 403 NH1 Distance: 6.083565 - Attractive, 129 - H GLU 101 OE2 VS E ARG 403 NH1 Distance: 6.347364 - Attractive, 130 - H GLU 101 OE1 VS E GLU 406 OE2 Distance: 6.934703 - Repulsive, 131 - H GLU 101 OE2 VS E GLU 406 OE2 Distance: 6.290639 - Repulsive, 132 - H GLU 101 OE1 VS E LYS 417 NZ Distance: 2.866273 - Attractive, Hydrogen Bonds, 133 - H GLU 101 OE2 VS E LYS 417 NZ Distance: 2.679135 - Attractive, Hydrogen Bonds, 134 - H GLU 101 CG VS E TYR 453 CE2 Distance: 5.375127 - Hydrophobic, 135 - H GLU 101 OE1 VS E TYR 453 OH Distance: 4.501596 - Hydrogen Bonds, 136 - H GLU 101 OE2 VS E TYR 453 OH Distance: 2.431494 - Hydrogen Bonds, 137 - H GLU 101 CB VS E LEU 455 CD1 Distance: 5.278975 - 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: 4.354715 - 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: 4.165703 - Hydrogen Bonds, 143 - H ILE 106 CG1 VS E PHE 486 CE1 Distance: 4.649621 - Hydrophobic, 144 - H ILE 106 CG1 VS E PHE 486 CZ Distance: 4.493976 - Hydrophobic, 145 - H ILE 106 CD1 VS E PHE 486 CD1 Distance: 4.767476 - Hydrophobic, 146 - H ILE 106 CD1 VS E PHE 486 CE1 Distance: 3.482595 - Hydrophobic, 147 - H ILE 106 CD1 VS E PHE 486 CE2 Distance: 4.994335 - Hydrophobic, 148 - H ILE 106 CD1 VS E PHE 486 CZ Distance: 3.636701 - Hydrophobic,