HEADER CELL ADHESION/BLOOD CLOTTING 31-DEC-69 3NIF TITLE The Closed Headpiece of Integrin IIb 3 and its Complex with an IIb 3 TITLE 2 -Specific Antagonist That Does Not Induce Opening COMPND MOL_ID: 2; COMPND 2 MOLECULE: Integrin beta-3; COMPND 3 CHAIN: B, D; COMPND 4 FRAGMENT: Integrin beta-3, residues ; COMPND 5 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.40 ANGSTORMS DBREF 3NIF D 1 471 UNP P05106 ITB3_HUMAN 27 497 MODRES 3NIF ASN D 99 ASN GLYCOSYLATION SITE MODRES 3NIF ASN D 320 ASN GLYCOSYLATION SITE MODRES 3NIF ASN D 371 ASN GLYCOSYLATION SITE SEQRES 1 D 27 ALA GLU PRO ASN SER HIS ARG CYS ASN ASN GLY ASN GLY SEQRES 2 D 27 THR PHE GLU CYS GLY VAL CYS ARG CYS GLY PRO GLY TRP SEQRES 3 D 27 LEU ATOM 1 N ALA D 441 18.267 84.746 149.633 1.00 63.17 ATOM 2 CA ALA D 441 18.859 83.914 150.674 1.00 57.25 ATOM 3 C ALA D 441 18.787 84.632 152.011 1.00 58.56 ATOM 4 O ALA D 441 18.891 85.856 152.077 1.00 63.74 ATOM 5 CB ALA D 441 20.294 83.575 150.339 1.00 53.39 ATOM 6 N GLU D 442 18.595 83.861 153.072 1.00 56.01 ATOM 7 CA GLU D 442 18.356 84.415 154.390 1.00 58.21 ATOM 8 C GLU D 442 19.453 83.927 155.318 1.00 53.82 ATOM 9 O GLU D 442 19.431 82.775 155.752 1.00 53.97 ATOM 10 CB GLU D 442 16.983 83.978 154.892 1.00 62.89 ATOM 11 CG GLU D 442 16.497 84.722 156.121 1.00 73.60 ATOM 12 CD GLU D 442 15.127 84.250 156.582 1.00 82.41 ATOM 13 OE1 GLU D 442 14.283 83.912 155.718 1.00 83.13 ATOM 14 OE2 GLU D 442 14.903 84.220 157.812 1.00 88.04 ATOM 15 N PRO D 443 20.433 84.795 155.614 1.00 51.12 ATOM 16 CA PRO D 443 21.519 84.377 156.486 1.00 47.58 ATOM 17 C PRO D 443 21.068 84.321 157.945 1.00 48.01 ATOM 18 O PRO D 443 20.057 84.940 158.307 1.00 52.81 ATOM 19 CB PRO D 443 22.575 85.463 156.265 1.00 49.64 ATOM 20 CG PRO D 443 21.791 86.682 155.937 1.00 53.05 ATOM 21 CD PRO D 443 20.532 86.222 155.251 1.00 53.61 ATOM 22 N ASN D 444 21.802 83.563 158.759 1.00 46.48 ATOM 23 CA ASN D 444 21.508 83.402 160.193 1.00 47.84 ATOM 24 C ASN D 444 20.057 82.988 160.457 1.00 49.90 ATOM 25 O ASN D 444 19.432 83.469 161.398 1.00 55.02 ATOM 26 CB ASN D 444 21.852 84.690 160.958 1.00 48.05 ATOM 27 CG ASN D 444 23.291 85.157 160.713 1.00 51.07 ATOM 28 OD1 ASN D 444 24.237 84.370 160.774 1.00 39.76 ATOM 29 ND2 ASN D 444 23.454 86.445 160.435 1.00 53.88 ATOM 30 N SER D 445 19.536 82.084 159.624 1.00 52.00 ATOM 31 CA SER D 445 18.103 81.741 159.627 1.00 55.46 ATOM 32 C SER D 445 17.680 80.843 160.793 1.00 58.86 ATOM 33 O SER D 445 18.365 79.884 161.137 1.00 58.06 ATOM 34 CB SER D 445 17.713 81.065 158.310 1.00 53.99 ATOM 35 OG SER D 445 16.302 80.957 158.193 1.00 58.10 ATOM 36 N HIS D 446 16.527 81.149 161.379 1.00 67.13 ATOM 37 CA HIS D 446 15.942 80.311 162.428 1.00 72.47 ATOM 38 C HIS D 446 15.606 78.897 161.907 1.00 72.93 ATOM 39 O HIS D 446 15.595 77.930 162.670 1.00 74.56 ATOM 40 CB HIS D 446 14.692 80.987 163.004 1.00 76.30 ATOM 41 CG HIS D 446 13.474 80.854 162.141 1.00 82.86 ATOM 42 ND1 HIS D 446 12.379 80.099 162.509 1.00 85.75 ATOM 43 CD2 HIS D 446 13.180 81.375 160.925 1.00 81.32 ATOM 44 CE1 HIS D 446 11.463 80.162 161.558 1.00 89.75 ATOM 45 NE2 HIS D 446 11.924 80.930 160.585 1.00 86.10 ATOM 46 N ARG D 447 15.360 78.789 160.603 1.00 72.71 ATOM 47 CA ARG D 447 15.042 77.510 159.962 1.00 76.72 ATOM 48 C ARG D 447 16.252 76.575 159.826 1.00 75.07 ATOM 49 O ARG D 447 16.089 75.402 159.493 1.00 77.67 ATOM 50 CB ARG D 447 14.444 77.750 158.571 1.00 76.14 ATOM 51 CG ARG D 447 13.161 78.574 158.563 1.00 83.33 ATOM 52 CD ARG D 447 12.816 79.046 157.162 1.00 86.06 ATOM 53 NE ARG D 447 12.375 77.935 156.317 1.00 91.06 ATOM 54 CZ ARG D 447 11.106 77.603 156.080 1.00 91.76 ATOM 55 NH1 ARG D 447 10.103 78.290 156.620 1.00100.80 ATOM 56 NH2 ARG D 447 10.838 76.569 155.288 1.00 90.00 ATOM 57 N CYS D 448 17.456 77.086 160.071 1.00 73.36 ATOM 58 CA CYS D 448 18.670 76.289 159.905 1.00 73.33 ATOM 59 C CYS D 448 19.487 76.199 161.184 1.00 78.87 ATOM 60 O CYS D 448 20.352 77.036 161.447 1.00 76.31 ATOM 61 CB CYS D 448 19.514 76.860 158.775 1.00 66.36 ATOM 62 SG CYS D 448 18.646 76.868 157.198 1.00 67.38 ATOM 63 N ASN D 449 19.187 75.172 161.976 1.00 89.41 ATOM 64 CA ASN D 449 19.990 74.805 163.136 1.00 96.07 ATOM 65 C ASN D 449 19.991 75.898 164.210 1.00 97.41 ATOM 66 O ASN D 449 21.040 76.237 164.764 1.00 97.11 ATOM 67 CB ASN D 449 21.419 74.462 162.678 1.00 94.88 ATOM 68 CG ASN D 449 22.171 73.588 163.670 1.00106.58 ATOM 69 OD1 ASN D 449 21.591 73.030 164.607 1.00114.37 ATOM 70 ND2 ASN D 449 23.479 73.463 163.461 1.00107.37 ATOM 71 N ASN D 450 18.808 76.451 164.484 1.00 99.77 ATOM 72 CA ASN D 450 18.623 77.471 165.529 1.00103.19 ATOM 73 C ASN D 450 19.299 78.828 165.236 1.00 98.48 ATOM 74 O ASN D 450 19.418 79.667 166.137 1.00102.14 ATOM 75 CB ASN D 450 19.101 76.921 166.888 1.00109.79 ATOM 76 CG ASN D 450 18.453 77.620 168.074 1.00115.88 ATOM 77 OD1 ASN D 450 17.237 77.565 168.254 1.00119.09 ATOM 78 ND2 ASN D 450 19.270 78.269 168.899 1.00117.59 ATOM 79 N GLY D 451 19.726 79.048 163.989 1.00 91.64 ATOM 80 CA GLY D 451 20.374 80.306 163.590 1.00 86.75 ATOM 81 C GLY D 451 21.779 80.225 162.994 1.00 81.51 ATOM 82 O GLY D 451 22.362 81.262 162.676 1.00 80.07 ATOM 83 N ASN D 452 22.324 79.017 162.829 1.00 79.55 ATOM 84 CA ASN D 452 23.725 78.848 162.394 1.00 76.48 ATOM 85 C ASN D 452 23.935 78.969 160.880 1.00 68.80 ATOM 86 O ASN D 452 24.872 79.632 160.428 1.00 68.77 ATOM 87 CB ASN D 452 24.293 77.502 162.882 1.00 81.41 ATOM 88 CG ASN D 452 24.569 77.480 164.389 1.00 91.09 ATOM 89 OD1 ASN D 452 24.240 78.421 165.114 1.00 91.42 ATOM 90 ND2 ASN D 452 25.177 76.394 164.861 1.00 97.22 ATOM 91 N GLY D 453 23.076 78.318 160.103 1.00 63.30 ATOM 92 CA GLY D 453 23.236 78.262 158.649 1.00 56.73 ATOM 93 C GLY D 453 22.423 79.293 157.888 1.00 50.26 ATOM 94 O GLY D 453 21.771 80.149 158.482 1.00 51.03 ATOM 95 N THR D 454 22.469 79.196 156.563 1.00 45.29 ATOM 96 CA THR D 454 21.758 80.108 155.672 1.00 43.14 ATOM 97 C THR D 454 20.645 79.348 154.959 1.00 45.48 ATOM 98 O THR D 454 20.858 78.242 154.464 1.00 45.72 ATOM 99 CB THR D 454 22.708 80.708 154.604 1.00 40.37 ATOM 100 OG1 THR D 454 23.722 81.500 155.241 1.00 37.14 ATOM 101 CG2 THR D 454 21.942 81.571 153.605 1.00 35.65 ATOM 102 N PHE D 455 19.465 79.952 154.901 1.00 46.64 ATOM 103 CA PHE D 455 18.346 79.385 154.170 1.00 49.84 ATOM 104 C PHE D 455 18.290 80.006 152.775 1.00 51.11 ATOM 105 O PHE D 455 17.880 81.156 152.616 1.00 54.99 ATOM 106 CB PHE D 455 17.043 79.637 154.939 1.00 54.87 ATOM 107 CG PHE D 455 15.845 78.931 154.372 1.00 57.62 ATOM 108 CD1 PHE D 455 15.867 77.564 154.143 1.00 63.35 ATOM 109 CD2 PHE D 455 14.679 79.632 154.103 1.00 70.14 ATOM 110 CE1 PHE D 455 14.751 76.910 153.634 1.00 70.89 ATOM 111 CE2 PHE D 455 13.559 78.986 153.594 1.00 77.05 ATOM 112 CZ PHE D 455 13.597 77.622 153.357 1.00 74.84 ATOM 113 N GLU D 456 18.707 79.242 151.769 1.00 51.30 ATOM 114 CA GLU D 456 18.710 79.718 150.390 1.00 53.74 ATOM 115 C GLU D 456 18.081 78.680 149.477 1.00 55.90 ATOM 116 O GLU D 456 18.501 77.519 149.450 1.00 53.52 ATOM 117 CB GLU D 456 20.142 80.060 149.924 1.00 52.48 ATOM 118 CG GLU D 456 20.812 79.015 149.036 1.00 59.24 ATOM 119 CD GLU D 456 22.167 79.433 148.529 1.00 58.93 ATOM 120 OE1 GLU D 456 22.844 80.240 149.197 1.00 57.62 ATOM 121 OE2 GLU D 456 22.555 78.934 147.452 1.00 70.16 ATOM 122 N CYS D 457 17.069 79.109 148.732 1.00 59.88 ATOM 123 CA CYS D 457 16.461 78.279 147.704 1.00 65.99 ATOM 124 C CYS D 457 15.858 76.977 148.259 1.00 67.86 ATOM 125 O CYS D 457 15.979 75.911 147.644 1.00 69.80 ATOM 126 CB CYS D 457 17.492 77.993 146.607 1.00 66.43 ATOM 127 SG CYS D 457 18.220 79.498 145.871 1.00 67.84 ATOM 128 N GLY D 458 15.213 77.081 149.423 1.00 66.50 ATOM 129 CA GLY D 458 14.490 75.963 150.034 1.00 67.24 ATOM 130 C GLY D 458 15.302 75.014 150.901 1.00 64.18 ATOM 131 O GLY D 458 14.746 74.096 151.504 1.00 69.47 ATOM 132 N VAL D 459 16.608 75.241 150.990 1.00 60.60 ATOM 133 CA VAL D 459 17.510 74.334 151.701 1.00 59.16 ATOM 134 C VAL D 459 18.434 75.095 152.656 1.00 56.04 ATOM 135 O VAL D 459 18.590 76.308 152.542 1.00 54.43 ATOM 136 CB VAL D 459 18.319 73.476 150.687 1.00 60.43 ATOM 137 CG1 VAL D 459 19.823 73.536 150.952 1.00 54.51 ATOM 138 CG2 VAL D 459 17.800 72.036 150.674 1.00 63.98 ATOM 139 N CYS D 460 19.026 74.365 153.599 1.00 55.48 ATOM 140 CA CYS D 460 19.936 74.928 154.584 1.00 52.96 ATOM 141 C CYS D 460 21.385 74.715 154.165 1.00 52.73 ATOM 142 O CYS D 460 21.780 73.588 153.869 1.00 55.21 ATOM 143 CB CYS D 460 19.701 74.289 155.956 1.00 55.85 ATOM 144 SG CYS D 460 18.229 74.895 156.797 1.00 67.97 ATOM 145 N ARG D 461 22.158 75.805 154.145 1.00 50.00 ATOM 146 CA ARG D 461 23.588 75.781 153.819 1.00 51.90 ATOM 147 C ARG D 461 24.419 76.139 155.048 1.00 50.76 ATOM 148 O ARG D 461 24.000 76.950 155.881 1.00 50.18 ATOM 149 CB ARG D 461 23.917 76.801 152.723 1.00 52.12 ATOM 150 CG ARG D 461 23.250 76.570 151.376 1.00 59.02 ATOM 151 CD ARG D 461 23.885 75.427 150.593 1.00 68.82 ATOM 152 NE ARG D 461 25.256 75.700 150.148 1.00 73.62 ATOM 153 CZ ARG D 461 25.599 76.493 149.128 1.00 72.08 ATOM 154 NH1 ARG D 461 24.686 77.147 148.416 1.00 73.56 ATOM 155 NH2 ARG D 461 26.880 76.643 148.822 1.00 70.43 ATOM 156 N CYS D 462 25.600 75.541 155.156 1.00 52.15 ATOM 157 CA CYS D 462 26.551 75.943 156.185 1.00 55.15 ATOM 158 C CYS D 462 26.953 77.394 155.907 1.00 47.71 ATOM 159 O CYS D 462 27.238 77.757 154.769 1.00 44.06 ATOM 160 CB CYS D 462 27.776 75.011 156.229 1.00 60.67 ATOM 161 SG CYS D 462 27.691 73.735 157.540 1.00 74.46 ATOM 162 N GLY D 463 26.931 78.222 156.944 1.00 44.88 ATOM 163 CA GLY D 463 27.240 79.641 156.807 1.00 42.45 ATOM 164 C GLY D 463 28.732 79.878 156.700 1.00 40.08 ATOM 165 O GLY D 463 29.518 78.930 156.800 1.00 39.18 ATOM 166 N PRO D 464 29.138 81.147 156.516 1.00 39.51 ATOM 167 CA PRO D 464 30.556 81.464 156.324 1.00 36.34 ATOM 168 C PRO D 464 31.353 81.139 157.568 1.00 39.22 ATOM 169 O PRO D 464 30.896 81.430 158.670 1.00 40.21 ATOM 170 CB PRO D 464 30.559 82.976 156.072 1.00 35.73 ATOM 171 CG PRO D 464 29.130 83.375 155.913 1.00 36.45 ATOM 172 CD PRO D 464 28.314 82.362 156.622 1.00 39.12 ATOM 173 N GLY D 465 32.517 80.519 157.398 1.00 44.62 ATOM 174 CA GLY D 465 33.403 80.243 158.526 1.00 54.84 ATOM 175 C GLY D 465 33.240 78.887 159.192 1.00 63.16 ATOM 176 O GLY D 465 33.915 78.598 160.183 1.00 63.47 ATOM 177 N TRP D 466 32.340 78.061 158.662 1.00 71.81 ATOM 178 CA TRP D 466 32.142 76.699 159.156 1.00 83.61 ATOM 179 C TRP D 466 32.875 75.695 158.263 1.00 94.07 ATOM 180 O TRP D 466 32.962 75.883 157.044 1.00 88.46 ATOM 181 CB TRP D 466 30.650 76.362 159.225 1.00 81.60 ATOM 182 CG TRP D 466 29.905 77.154 160.261 1.00 82.11 ATOM 183 CD1 TRP D 466 29.149 78.270 160.053 1.00 78.50 ATOM 184 CD2 TRP D 466 29.851 76.892 161.669 1.00 93.56 ATOM 185 NE1 TRP D 466 28.623 78.719 161.240 1.00 81.05 ATOM 186 CE2 TRP D 466 29.038 77.892 162.249 1.00 91.26 ATOM 187 CE3 TRP D 466 30.409 75.910 162.498 1.00105.77 ATOM 188 CZ2 TRP D 466 28.768 77.938 163.621 1.00100.88 ATOM 189 CZ3 TRP D 466 30.142 75.956 163.864 1.00112.79 ATOM 190 CH2 TRP D 466 29.328 76.965 164.410 1.00110.59 ATOM 191 N LEU D 467 33.401 74.639 158.887 1.00 58.43 ATOM 192 CA LEU D 467 34.172 73.591 158.202 1.00 65.00 ATOM 193 C LEU D 467 35.313 74.173 157.354 1.00 66.12 ATOM 194 O LEU D 467 36.487 74.080 157.726 1.00 66.15 ATOM 195 CB LEU D 467 33.263 72.695 157.336 1.00 66.87 ATOM 196 CG LEU D 467 32.154 71.856 157.999 1.00 73.04 ATOM 197 CD1 LEU D 467 31.605 70.830 156.994 1.00 74.43 ATOM 198 CD2 LEU D 467 32.615 71.150 159.282 1.00 73.32 ATOM 199 S SO4 D 474 26.673 79.940 151.650 1.00121.45 ATOM 200 O1 SO4 D 474 26.853 78.526 151.967 1.00123.35 ATOM 201 O2 SO4 D 474 27.407 80.240 150.425 1.00123.19 ATOM 202 O3 SO4 D 474 25.253 80.208 151.434 1.00120.34 ATOM 203 O4 SO4 D 474 27.176 80.764 152.751 1.00115.55 TER