HEADER CELL ADHESION 25-JUL-11 3T3M TITLE A Novel High Affinity Integrin alphaIIbbeta3 Receptor Antagonist That TITLE 2 Unexpectedly Displaces Mg2+ from the beta3 MIDAS COMPND MOL_ID: 2; COMPND 2 MOLECULE: Integrin beta-3; COMPND 3 CHAIN: B, D; COMPND 4 FRAGMENT: UNP residues ; COMPND 5 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.60 ANGSTORMS DBREF 3T3M D 1 472 UNP P05106 ITB3_HUMAN 27 498 MODRES 3T3M ASN D 99 ASN GLYCOSYLATION SITE MODRES 3T3M ASN D 371 ASN GLYCOSYLATION SITE MODRES 3T3M ASN D 320 ASN GLYCOSYLATION SITE SEQRES 1 D 31 ALA GLU PRO ASN SER HIS ARG CYS ASN ASN GLY ASN GLY SEQRES 2 D 31 THR PHE GLU CYS GLY VAL CYS ARG CYS GLY PRO GLY TRP SEQRES 3 D 31 LEU GLY SER GLN CYS ATOM 1 N ALA D 441 18.600 85.585 150.394 1.00 67.82 ATOM 2 CA ALA D 441 19.113 84.711 151.441 1.00 63.12 ATOM 3 C ALA D 441 18.993 85.372 152.808 1.00 65.84 ATOM 4 O ALA D 441 19.101 86.592 152.928 1.00 70.26 ATOM 5 CB ALA D 441 20.557 84.349 151.159 1.00 57.84 ATOM 6 N GLU D 442 18.773 84.560 153.837 1.00 71.58 ATOM 7 CA GLU D 442 18.636 85.064 155.197 1.00 73.84 ATOM 8 C GLU D 442 19.786 84.575 156.073 1.00 71.46 ATOM 9 O GLU D 442 19.779 83.432 156.526 1.00 69.01 ATOM 10 CB GLU D 442 17.303 84.614 155.792 1.00 76.32 ATOM 11 CG GLU D 442 17.043 85.125 157.197 1.00 77.96 ATOM 12 CD GLU D 442 15.726 84.618 157.761 1.00 84.66 ATOM 13 OE1 GLU D 442 15.107 83.735 157.125 1.00 80.63 ATOM 14 OE2 GLU D 442 15.309 85.102 158.839 1.00 85.16 ATOM 15 N PRO D 443 20.784 85.441 156.308 1.00 61.25 ATOM 16 CA PRO D 443 21.921 85.088 157.168 1.00 58.40 ATOM 17 C PRO D 443 21.527 84.990 158.639 1.00 59.29 ATOM 18 O PRO D 443 20.611 85.683 159.084 1.00 58.13 ATOM 19 CB PRO D 443 22.899 86.245 156.950 1.00 53.58 ATOM 20 CG PRO D 443 22.051 87.386 156.526 1.00 59.07 ATOM 21 CD PRO D 443 20.914 86.797 155.746 1.00 58.57 ATOM 22 N ASN D 444 22.216 84.130 159.381 1.00 51.83 ATOM 23 CA ASN D 444 21.909 83.917 160.787 1.00 52.21 ATOM 24 C ASN D 444 20.434 83.584 160.970 1.00 53.47 ATOM 25 O ASN D 444 19.787 84.055 161.905 1.00 56.29 ATOM 26 CB ASN D 444 22.288 85.156 161.600 1.00 52.64 ATOM 27 CG ASN D 444 23.759 85.511 161.462 1.00 54.28 ATOM 28 OD1 ASN D 444 24.634 84.655 161.604 1.00 52.08 ATOM 29 ND2 ASN D 444 24.035 86.772 161.163 1.00 52.97 ATOM 30 N SER D 445 19.912 82.758 160.070 1.00 55.19 ATOM 31 CA SER D 445 18.495 82.426 160.073 1.00 54.43 ATOM 32 C SER D 445 18.125 81.559 161.272 1.00 55.91 ATOM 33 O SER D 445 18.831 80.611 161.607 1.00 55.48 ATOM 34 CB SER D 445 18.121 81.707 158.777 1.00 51.63 ATOM 35 OG SER D 445 16.721 81.515 158.698 1.00 57.18 ATOM 36 N HIS D 446 17.013 81.888 161.919 1.00 74.42 ATOM 37 CA HIS D 446 16.527 81.091 163.037 1.00 79.54 ATOM 38 C HIS D 446 16.153 79.695 162.549 1.00 80.97 ATOM 39 O HIS D 446 16.068 78.750 163.333 1.00 78.93 ATOM 40 CB HIS D 446 15.313 81.760 163.683 1.00 85.24 ATOM 41 CG HIS D 446 14.058 81.647 162.875 1.00 89.68 ATOM 42 ND1 HIS D 446 12.957 80.936 163.305 1.00 89.18 ATOM 43 CD2 HIS D 446 13.728 82.152 161.662 1.00 87.60 ATOM 44 CE1 HIS D 446 12.004 81.009 162.393 1.00 88.61 ATOM 45 NE2 HIS D 446 12.446 81.742 161.386 1.00 87.49 ATOM 46 N ARG D 447 15.939 79.577 161.242 1.00 86.13 ATOM 47 CA ARG D 447 15.522 78.320 160.638 1.00 87.41 ATOM 48 C ARG D 447 16.713 77.391 160.395 1.00 84.29 ATOM 49 O ARG D 447 16.552 76.289 159.868 1.00 81.22 ATOM 50 CB ARG D 447 14.793 78.606 159.323 1.00 86.73 ATOM 51 CG ARG D 447 14.031 77.425 158.753 1.00 91.65 ATOM 52 CD ARG D 447 13.144 77.857 157.594 1.00 93.66 ATOM 53 NE ARG D 447 12.363 76.748 157.048 1.00 96.09 ATOM 54 CZ ARG D 447 11.456 76.875 156.084 1.00 97.41 ATOM 55 NH1 ARG D 447 11.208 78.066 155.554 1.00 96.99 ATOM 56 NH2 ARG D 447 10.793 75.812 155.647 1.00 98.89 ATOM 57 N CYS D 448 17.903 77.833 160.792 1.00 70.63 ATOM 58 CA CYS D 448 19.123 77.070 160.555 1.00 67.23 ATOM 59 C CYS D 448 20.027 77.050 161.780 1.00 75.16 ATOM 60 O CYS D 448 20.761 78.005 162.032 1.00 77.81 ATOM 61 CB CYS D 448 19.886 77.666 159.374 1.00 66.06 ATOM 62 SG CYS D 448 18.940 77.707 157.838 1.00 73.72 ATOM 63 N ASN D 449 19.979 75.955 162.533 1.00 84.57 ATOM 64 CA ASN D 449 20.819 75.800 163.716 1.00 89.39 ATOM 65 C ASN D 449 20.625 76.941 164.704 1.00 94.10 ATOM 66 O ASN D 449 21.549 77.306 165.431 1.00 95.62 ATOM 67 CB ASN D 449 22.290 75.731 163.313 1.00 93.78 ATOM 68 CG ASN D 449 22.619 74.496 162.504 1.00 93.98 ATOM 69 OD1 ASN D 449 22.191 73.391 162.832 1.00 93.32 ATOM 70 ND2 ASN D 449 23.385 74.679 161.433 1.00 94.26 ATOM 71 N ASN D 450 19.423 77.508 164.720 1.00116.35 ATOM 72 CA ASN D 450 19.102 78.601 165.630 1.00118.73 ATOM 73 C ASN D 450 19.945 79.847 165.362 1.00114.01 ATOM 74 O ASN D 450 20.265 80.600 166.280 1.00119.08 ATOM 75 CB ASN D 450 19.285 78.148 167.080 1.00123.11 ATOM 76 CG ASN D 450 18.699 79.131 168.075 1.00127.90 ATOM 77 OD1 ASN D 450 17.545 79.005 168.480 1.00131.48 ATOM 78 ND2 ASN D 450 19.495 80.119 168.473 1.00127.36 ATOM 79 N GLY D 451 20.306 80.060 164.102 1.00 86.43 ATOM 80 CA GLY D 451 21.031 81.256 163.715 1.00 83.83 ATOM 81 C GLY D 451 22.475 81.015 163.316 1.00 82.59 ATOM 82 O GLY D 451 23.198 81.964 163.018 1.00 86.53 ATOM 83 N ASN D 452 22.904 79.756 163.311 1.00 77.18 ATOM 84 CA ASN D 452 24.274 79.429 162.924 1.00 79.69 ATOM 85 C ASN D 452 24.444 79.396 161.412 1.00 73.04 ATOM 86 O ASN D 452 25.533 79.636 160.898 1.00 76.10 ATOM 87 CB ASN D 452 24.707 78.080 163.508 1.00 85.19 ATOM 88 CG ASN D 452 24.973 78.142 165.001 1.00 90.86 ATOM 89 OD1 ASN D 452 24.522 79.057 165.690 1.00 87.99 ATOM 90 ND2 ASN D 452 25.710 77.158 165.509 1.00 94.33 ATOM 91 N GLY D 453 23.362 79.098 160.702 1.00 63.93 ATOM 92 CA GLY D 453 23.427 78.940 159.262 1.00 56.73 ATOM 93 C GLY D 453 22.666 79.996 158.487 1.00 51.84 ATOM 94 O GLY D 453 22.005 80.863 159.061 1.00 53.36 ATOM 95 N THR D 454 22.771 79.911 157.166 1.00 50.68 ATOM 96 CA THR D 454 22.078 80.817 156.260 1.00 52.74 ATOM 97 C THR D 454 20.961 80.077 155.536 1.00 52.53 ATOM 98 O THR D 454 21.173 78.998 154.981 1.00 50.36 ATOM 99 CB THR D 454 23.042 81.395 155.201 1.00 51.29 ATOM 100 OG1 THR D 454 23.941 82.325 155.821 1.00 54.67 ATOM 101 CG2 THR D 454 22.268 82.099 154.084 1.00 41.84 ATOM 102 N PHE D 455 19.769 80.660 155.543 1.00 61.44 ATOM 103 CA PHE D 455 18.650 80.090 154.811 1.00 61.05 ATOM 104 C PHE D 455 18.638 80.672 153.406 1.00 56.94 ATOM 105 O PHE D 455 18.266 81.826 153.202 1.00 60.56 ATOM 106 CB PHE D 455 17.329 80.372 155.529 1.00 61.78 ATOM 107 CG PHE D 455 16.156 79.644 154.942 1.00 62.14 ATOM 108 CD1 PHE D 455 16.055 78.268 155.050 1.00 63.12 ATOM 109 CD2 PHE D 455 15.154 80.335 154.285 1.00 66.19 ATOM 110 CE1 PHE D 455 14.977 77.594 154.512 1.00 64.61 ATOM 111 CE2 PHE D 455 14.073 79.667 153.746 1.00 69.37 ATOM 112 CZ PHE D 455 13.984 78.294 153.860 1.00 68.22 ATOM 113 N GLU D 456 19.061 79.865 152.441 1.00 63.62 ATOM 114 CA GLU D 456 19.170 80.310 151.060 1.00 67.41 ATOM 115 C GLU D 456 18.479 79.343 150.112 1.00 65.64 ATOM 116 O GLU D 456 18.806 78.159 150.072 1.00 66.73 ATOM 117 CB GLU D 456 20.642 80.437 150.668 1.00 69.11 ATOM 118 CG GLU D 456 20.879 80.558 149.174 1.00 69.63 ATOM 119 CD GLU D 456 22.339 80.404 148.809 1.00 71.89 ATOM 120 OE1 GLU D 456 23.196 80.869 149.590 1.00 70.22 ATOM 121 OE2 GLU D 456 22.630 79.809 147.748 1.00 77.12 ATOM 122 N CYS D 457 17.526 79.859 149.346 1.00 60.36 ATOM 123 CA CYS D 457 16.875 79.079 148.300 1.00 65.88 ATOM 124 C CYS D 457 16.194 77.826 148.844 1.00 64.00 ATOM 125 O CYS D 457 16.234 76.770 148.214 1.00 63.42 ATOM 126 CB CYS D 457 17.895 78.690 147.226 1.00 68.63 ATOM 127 SG CYS D 457 18.700 80.102 146.416 1.00 72.05 ATOM 128 N GLY D 458 15.574 77.946 150.014 1.00 65.17 ATOM 129 CA GLY D 458 14.784 76.864 150.573 1.00 66.22 ATOM 130 C GLY D 458 15.593 75.765 151.239 1.00 66.01 ATOM 131 O GLY D 458 15.089 74.662 151.447 1.00 69.90 ATOM 132 N VAL D 459 16.846 76.058 151.574 1.00 63.64 ATOM 133 CA VAL D 459 17.688 75.103 152.291 1.00 64.88 ATOM 134 C VAL D 459 18.637 75.840 153.229 1.00 61.14 ATOM 135 O VAL D 459 18.734 77.063 153.184 1.00 64.62 ATOM 136 CB VAL D 459 18.515 74.227 151.328 1.00 67.15 ATOM 137 CG1 VAL D 459 17.599 73.435 150.405 1.00 65.72 ATOM 138 CG2 VAL D 459 19.491 75.081 150.527 1.00 66.23 ATOM 139 N CYS D 460 19.336 75.092 154.075 1.00 64.27 ATOM 140 CA CYS D 460 20.235 75.690 155.055 1.00 63.45 ATOM 141 C CYS D 460 21.695 75.452 154.692 1.00 65.98 ATOM 142 O CYS D 460 22.115 74.318 154.464 1.00 65.88 ATOM 143 CB CYS D 460 19.946 75.141 156.453 1.00 68.06 ATOM 144 SG CYS D 460 18.453 75.824 157.224 1.00 75.83 ATOM 145 N ARG D 461 22.460 76.537 154.639 1.00 70.63 ATOM 146 CA ARG D 461 23.882 76.470 154.335 1.00 66.76 ATOM 147 C ARG D 461 24.683 76.914 155.551 1.00 69.82 ATOM 148 O ARG D 461 24.225 77.748 156.327 1.00 67.72 ATOM 149 CB ARG D 461 24.209 77.385 153.159 1.00 66.17 ATOM 150 CG ARG D 461 23.369 77.147 151.920 1.00 63.60 ATOM 151 CD ARG D 461 23.986 76.091 151.024 1.00 67.03 ATOM 152 NE ARG D 461 25.402 76.350 150.760 1.00 71.11 ATOM 153 CZ ARG D 461 25.857 77.250 149.891 1.00 68.24 ATOM 154 NH1 ARG D 461 25.017 78.002 149.191 1.00 68.53 ATOM 155 NH2 ARG D 461 27.161 77.404 149.724 1.00 68.43 ATOM 156 N CYS D 462 25.878 76.357 155.718 1.00 55.74 ATOM 157 CA CYS D 462 26.775 76.804 156.777 1.00 66.50 ATOM 158 C CYS D 462 27.160 78.256 156.526 1.00 60.69 ATOM 159 O CYS D 462 27.436 78.642 155.393 1.00 57.70 ATOM 160 CB CYS D 462 28.030 75.929 156.839 1.00 68.27 ATOM 161 SG CYS D 462 27.958 74.594 158.062 1.00113.69 ATOM 162 N GLY D 463 27.161 79.062 157.582 1.00 66.52 ATOM 163 CA GLY D 463 27.539 80.457 157.472 1.00 52.00 ATOM 164 C GLY D 463 29.041 80.595 157.328 1.00 56.95 ATOM 165 O GLY D 463 29.768 79.607 157.432 1.00 61.17 ATOM 166 N PRO D 464 29.517 81.823 157.079 1.00 52.60 ATOM 167 CA PRO D 464 30.955 82.079 156.946 1.00 49.43 ATOM 168 C PRO D 464 31.708 81.880 158.260 1.00 46.69 ATOM 169 O PRO D 464 31.209 82.254 159.321 1.00 51.10 ATOM 170 CB PRO D 464 31.011 83.542 156.497 1.00 34.83 ATOM 171 CG PRO D 464 29.719 84.131 156.923 1.00 44.92 ATOM 172 CD PRO D 464 28.715 83.031 156.835 1.00 50.43 ATOM 173 N GLY D 465 32.894 81.285 158.182 1.00 41.59 ATOM 174 CA GLY D 465 33.694 81.025 159.364 1.00 49.34 ATOM 175 C GLY D 465 33.539 79.602 159.866 1.00 59.50 ATOM 176 O GLY D 465 34.295 79.155 160.727 1.00 58.40 ATOM 177 N TRP D 466 32.554 78.889 159.331 1.00 73.15 ATOM 178 CA TRP D 466 32.296 77.516 159.742 1.00 81.22 ATOM 179 C TRP D 466 32.997 76.542 158.809 1.00 93.57 ATOM 180 O TRP D 466 33.354 76.891 157.683 1.00 93.98 ATOM 181 CB TRP D 466 30.793 77.234 159.759 1.00 80.82 ATOM 182 CG TRP D 466 30.043 78.032 160.786 1.00 86.89 ATOM 183 CD1 TRP D 466 29.536 79.292 160.638 1.00 86.53 ATOM 184 CD2 TRP D 466 29.713 77.622 162.118 1.00 94.61 ATOM 185 NE1 TRP D 466 28.913 79.691 161.796 1.00 85.69 ATOM 186 CE2 TRP D 466 29.008 78.685 162.720 1.00 94.97 ATOM 187 CE3 TRP D 466 29.945 76.460 162.860 1.00104.92 ATOM 188 CZ2 TRP D 466 28.533 78.619 164.027 1.00105.50 ATOM 189 CZ3 TRP D 466 29.472 76.398 164.159 1.00112.81 ATOM 190 CH2 TRP D 466 28.775 77.470 164.729 1.00113.74 ATOM 191 N LEU D 467 33.194 75.319 159.289 1.00 99.26 ATOM 192 CA LEU D 467 33.840 74.278 158.502 1.00106.90 ATOM 193 C LEU D 467 33.007 73.003 158.506 1.00117.17 ATOM 194 O LEU D 467 32.422 72.632 159.525 1.00113.07 ATOM 195 CB LEU D 467 35.234 73.985 159.055 1.00102.30 ATOM 196 CG LEU D 467 36.278 75.087 158.869 1.00 80.15 ATOM 197 CD1 LEU D 467 37.524 74.788 159.699 1.00 59.19 ATOM 198 CD2 LEU D 467 36.623 75.255 157.391 1.00 60.57 ATOM 199 N GLY D 468 32.958 72.335 157.358 1.00127.55 ATOM 200 CA GLY D 468 32.226 71.090 157.232 1.00140.08 ATOM 201 C GLY D 468 30.955 71.249 156.425 1.00152.82 ATOM 202 O GLY D 468 30.528 72.365 156.127 1.00151.00 ATOM 203 N SER D 469 30.350 70.121 156.067 1.00163.32 ATOM 204 CA SER D 469 29.102 70.123 155.317 1.00166.22 ATOM 205 C SER D 469 27.963 70.618 156.197 1.00164.75 ATOM 206 O SER D 469 27.193 71.492 155.799 1.00165.23 ATOM 207 CB SER D 469 28.788 68.716 154.810 1.00166.31 ATOM 208 OG SER D 469 28.608 67.816 155.890 1.00163.90 ATOM 209 N GLN D 470 27.864 70.051 157.395 1.00159.03 ATOM 210 CA GLN D 470 26.832 70.440 158.347 1.00155.45 ATOM 211 C GLN D 470 27.459 71.037 159.603 1.00153.72 ATOM 212 O GLN D 470 27.000 70.789 160.718 1.00151.82 ATOM 213 CB GLN D 470 25.960 69.236 158.708 1.00152.14 ATOM 214 CG GLN D 470 25.244 68.618 157.516 1.00147.81 ATOM 215 CD GLN D 470 24.317 67.485 157.912 1.00142.94 ATOM 216 OE1 GLN D 470 24.206 67.141 159.088 1.00146.35 ATOM 217 NE2 GLN D 470 23.644 66.899 156.928 1.00134.07 ATOM 218 N CYS D 471 28.514 71.823 159.408 1.00148.45 ATOM 219 CA CYS D 471 29.185 72.504 160.509 1.00135.44 ATOM 220 C CYS D 471 29.707 71.507 161.536 1.00123.56 ATOM 221 O CYS D 471 30.915 71.375 161.725 1.00114.36 ATOM 222 CB CYS D 471 28.232 73.497 161.179 1.00133.03 ATOM 223 SG CYS D 471 27.550 74.736 160.049 1.00175.89 TER