HEADER CELL ADHESION 31-DEC-69 2P28 TITLE Structure of the PHE2 and PHE3 fragments of the integrin beta2 COMPND MOL_ID: 2; COMPND 2 MOLECULE: Integrin beta-2; COMPND 3 CHAIN: B; COMPND 4 FRAGMENT: PHE3 ; COMPND 5 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.20 ANGSTORMS DBREF 2P28 B 340 552 UNP P05107 ITB2_HUMAN 362 574 SEQRES 1 B 43 CYS ASP THR ILE ASN CYS GLU ARG TYR ASN GLY GLN VAL SEQRES 2 B 43 CYS GLY GLY PRO GLY ARG GLY LEU CYS PHE CYS GLY LYS SEQRES 3 B 43 CYS ARG CYS HIS PRO GLY PHE GLU GLY SER ALA CYS GLN SEQRES 4 B 43 HIS HIS HIS HIS ATOM 1 N CYS B 514 -17.036 44.520 64.270 1.00 10.49 ATOM 2 CA CYS B 514 -17.406 44.683 65.669 1.00 10.94 ATOM 3 C CYS B 514 -17.044 43.468 66.523 1.00 11.09 ATOM 4 O CYS B 514 -16.836 42.377 66.019 1.00 10.70 ATOM 5 CB CYS B 514 -18.927 44.895 65.771 1.00 11.20 ATOM 6 SG CYS B 514 -19.538 46.409 64.992 1.00 12.18 ATOM 7 N ASP B 515 -16.970 43.683 67.829 1.00 11.96 ATOM 8 CA ASP B 515 -16.993 42.592 68.802 1.00 12.76 ATOM 9 C ASP B 515 -17.552 43.051 70.155 1.00 13.62 ATOM 10 O ASP B 515 -17.883 44.226 70.332 1.00 13.42 ATOM 11 CB ASP B 515 -15.636 41.869 68.914 1.00 12.65 ATOM 12 CG ASP B 515 -14.578 42.676 69.640 1.00 14.00 ATOM 13 OD1 ASP B 515 -13.400 42.623 69.219 1.00 15.23 ATOM 14 OD2 ASP B 515 -14.810 43.376 70.638 1.00 15.53 ATOM 15 N THR B 516 -17.699 42.108 71.082 1.00 14.91 ATOM 16 CA THR B 516 -18.391 42.345 72.351 1.00 15.49 ATOM 17 C THR B 516 -17.443 42.401 73.560 1.00 16.91 ATOM 18 O THR B 516 -17.860 42.083 74.680 1.00 17.18 ATOM 19 CB THR B 516 -19.404 41.211 72.594 1.00 15.47 ATOM 20 OG1 THR B 516 -18.717 39.952 72.590 1.00 13.77 ATOM 21 CG2 THR B 516 -20.428 41.100 71.453 1.00 14.69 ATOM 22 N ILE B 517 -16.182 42.775 73.343 1.00 17.98 ATOM 23 CA ILE B 517 -15.227 42.933 74.456 1.00 19.40 ATOM 24 C ILE B 517 -14.318 44.168 74.422 1.00 19.98 ATOM 25 O ILE B 517 -13.755 44.519 75.458 1.00 20.96 ATOM 26 CB ILE B 517 -14.346 41.651 74.640 1.00 19.46 ATOM 27 CG1 ILE B 517 -13.598 41.299 73.351 1.00 19.89 ATOM 28 CG2 ILE B 517 -15.193 40.478 75.113 1.00 20.09 ATOM 29 CD1 ILE B 517 -12.097 41.320 73.500 1.00 20.71 ATOM 30 N ASN B 518 -14.184 44.847 73.283 1.00 20.79 ATOM 31 CA ASN B 518 -13.304 46.026 73.185 1.00 21.39 ATOM 32 C ASN B 518 -13.981 47.367 73.500 1.00 21.85 ATOM 33 O ASN B 518 -14.037 48.262 72.645 1.00 21.70 ATOM 34 CB ASN B 518 -12.662 46.097 71.791 1.00 21.63 ATOM 35 CG ASN B 518 -11.708 44.950 71.534 1.00 22.32 ATOM 36 OD1 ASN B 518 -10.973 44.533 72.427 1.00 22.63 ATOM 37 ND2 ASN B 518 -11.724 44.423 70.314 1.00 24.35 ATOM 38 N CYS B 519 -14.493 47.506 74.722 1.00 22.38 ATOM 39 CA CYS B 519 -15.033 48.786 75.190 1.00 22.85 ATOM 40 C CYS B 519 -14.229 49.281 76.382 1.00 23.99 ATOM 41 O CYS B 519 -13.421 48.550 76.958 1.00 24.13 ATOM 42 CB CYS B 519 -16.510 48.669 75.581 1.00 22.33 ATOM 43 SG CYS B 519 -17.610 48.140 74.259 1.00 20.56 ATOM 44 N GLU B 520 -14.463 50.530 76.756 1.00 25.43 ATOM 45 CA GLU B 520 -13.770 51.122 77.890 1.00 26.44 ATOM 46 C GLU B 520 -14.080 50.349 79.166 1.00 27.14 ATOM 47 O GLU B 520 -15.227 49.952 79.402 1.00 27.46 ATOM 48 CB GLU B 520 -14.161 52.587 78.052 1.00 26.84 ATOM 49 CG GLU B 520 -13.522 53.508 77.026 1.00 27.90 ATOM 50 CD GLU B 520 -14.264 54.818 76.909 1.00 29.53 ATOM 51 OE1 GLU B 520 -13.967 55.738 77.702 1.00 30.96 ATOM 52 OE2 GLU B 520 -15.159 54.917 76.042 1.00 30.54 ATOM 53 N ARG B 521 -13.044 50.128 79.970 1.00 27.77 ATOM 54 CA ARG B 521 -13.159 49.381 81.213 1.00 28.28 ATOM 55 C ARG B 521 -13.473 50.299 82.384 1.00 28.26 ATOM 56 O ARG B 521 -13.294 51.514 82.307 1.00 28.31 ATOM 57 CB ARG B 521 -11.855 48.635 81.505 1.00 28.73 ATOM 58 CG ARG B 521 -11.605 47.419 80.617 1.00 30.25 ATOM 59 CD ARG B 521 -10.689 46.371 81.262 1.00 32.26 ATOM 60 NE ARG B 521 -10.905 45.029 80.722 1.00 33.77 ATOM 61 CZ ARG B 521 -10.356 43.917 81.210 1.00 35.27 ATOM 62 NH1 ARG B 521 -9.548 43.962 82.267 1.00 35.64 ATOM 63 NH2 ARG B 521 -10.627 42.743 80.640 1.00 35.81 ATOM 64 N TYR B 522 -13.959 49.685 83.461 1.00 28.18 ATOM 65 CA TYR B 522 -14.142 50.327 84.758 1.00 28.00 ATOM 66 C TYR B 522 -14.169 49.244 85.837 1.00 27.87 ATOM 67 O TYR B 522 -14.935 48.279 85.736 1.00 27.66 ATOM 68 CB TYR B 522 -15.436 51.142 84.809 1.00 27.92 ATOM 69 CG TYR B 522 -15.749 51.666 86.197 1.00 28.39 ATOM 70 CD1 TYR B 522 -16.759 51.095 86.972 1.00 28.53 ATOM 71 CD2 TYR B 522 -15.019 52.722 86.741 1.00 28.58 ATOM 72 CE1 TYR B 522 -17.042 51.570 88.245 1.00 29.14 ATOM 73 CE2 TYR B 522 -15.290 53.206 88.013 1.00 28.90 ATOM 74 CZ TYR B 522 -16.301 52.628 88.763 1.00 29.78 ATOM 75 OH TYR B 522 -16.571 53.106 90.026 1.00 30.01 ATOM 76 N ASN B 523 -13.329 49.405 86.860 1.00 27.76 ATOM 77 CA ASN B 523 -13.271 48.462 87.978 1.00 27.60 ATOM 78 C ASN B 523 -12.912 47.024 87.552 1.00 27.25 ATOM 79 O ASN B 523 -13.432 46.049 88.105 1.00 27.17 ATOM 80 CB ASN B 523 -14.602 48.489 88.744 1.00 27.67 ATOM 81 CG ASN B 523 -14.445 48.143 90.213 1.00 28.32 ATOM 82 OD1 ASN B 523 -13.517 48.608 90.875 1.00 28.79 ATOM 83 ND2 ASN B 523 -15.365 47.332 90.735 1.00 28.96 ATOM 84 N GLY B 524 -12.019 46.907 86.570 1.00 26.81 ATOM 85 CA GLY B 524 -11.538 45.616 86.101 1.00 26.43 ATOM 86 C GLY B 524 -12.292 45.048 84.911 1.00 25.97 ATOM 87 O GLY B 524 -11.683 44.457 84.019 1.00 26.10 ATOM 88 N GLN B 525 -13.612 45.227 84.895 1.00 25.41 ATOM 89 CA GLN B 525 -14.477 44.613 83.884 1.00 24.67 ATOM 90 C GLN B 525 -14.898 45.590 82.788 1.00 23.87 ATOM 91 O GLN B 525 -14.977 46.795 83.014 1.00 23.52 ATOM 92 CB GLN B 525 -15.736 44.063 84.548 1.00 24.86 ATOM 93 CG GLN B 525 -15.500 43.199 85.775 1.00 25.37 ATOM 94 CD GLN B 525 -16.676 42.285 86.067 1.00 25.66 ATOM 95 OE1 GLN B 525 -16.992 41.404 85.267 1.00 27.40 ATOM 96 NE2 GLN B 525 -17.331 42.495 87.201 1.00 25.77 ATOM 97 N VAL B 526 -15.208 45.048 81.615 1.00 23.00 ATOM 98 CA VAL B 526 -15.676 45.836 80.475 1.00 22.34 ATOM 99 C VAL B 526 -17.036 46.478 80.776 1.00 21.39 ATOM 100 O VAL B 526 -17.954 45.808 81.203 1.00 21.27 ATOM 101 CB VAL B 526 -15.822 44.955 79.197 1.00 22.55 ATOM 102 CG1 VAL B 526 -16.152 45.816 77.990 1.00 22.53 ATOM 103 CG2 VAL B 526 -14.547 44.124 78.944 1.00 22.94 ATOM 104 N CYS B 527 -17.147 47.781 80.541 1.00 20.72 ATOM 105 CA CYS B 527 -18.380 48.542 80.770 1.00 20.04 ATOM 106 C CYS B 527 -18.849 48.506 82.227 1.00 19.68 ATOM 107 O CYS B 527 -20.024 48.705 82.510 1.00 19.23 ATOM 108 CB CYS B 527 -19.501 48.059 79.823 1.00 19.97 ATOM 109 SG CYS B 527 -19.155 48.371 78.084 1.00 18.67 ATOM 110 N GLY B 528 -17.916 48.275 83.144 1.00 19.71 ATOM 111 CA GLY B 528 -18.229 48.168 84.557 1.00 19.78 ATOM 112 C GLY B 528 -18.784 46.817 84.968 1.00 19.62 ATOM 113 O GLY B 528 -19.311 46.675 86.066 1.00 19.39 ATOM 114 N GLY B 529 -18.641 45.819 84.102 1.00 19.71 ATOM 115 CA GLY B 529 -19.205 44.500 84.343 1.00 19.65 ATOM 116 C GLY B 529 -20.688 44.437 84.011 1.00 19.45 ATOM 117 O GLY B 529 -21.312 45.458 83.752 1.00 19.36 ATOM 118 N PRO B 530 -21.251 43.234 84.020 1.00 19.30 ATOM 119 CA PRO B 530 -22.629 43.012 83.557 1.00 19.43 ATOM 120 C PRO B 530 -23.712 43.649 84.435 1.00 19.35 ATOM 121 O PRO B 530 -24.847 43.793 83.965 1.00 19.30 ATOM 122 CB PRO B 530 -22.760 41.484 83.555 1.00 19.36 ATOM 123 CG PRO B 530 -21.716 40.992 84.495 1.00 19.50 ATOM 124 CD PRO B 530 -20.601 41.988 84.456 1.00 19.43 ATOM 125 N GLY B 531 -23.369 44.013 85.669 1.00 18.77 ATOM 126 CA GLY B 531 -24.268 44.752 86.532 1.00 18.82 ATOM 127 C GLY B 531 -24.424 46.231 86.194 1.00 18.70 ATOM 128 O GLY B 531 -25.302 46.891 86.764 1.00 18.97 ATOM 129 N ARG B 532 -23.594 46.748 85.281 1.00 18.11 ATOM 130 CA ARG B 532 -23.578 48.174 84.922 1.00 17.57 ATOM 131 C ARG B 532 -23.867 48.452 83.437 1.00 16.86 ATOM 132 O ARG B 532 -24.652 49.343 83.111 1.00 16.55 ATOM 133 CB ARG B 532 -22.221 48.770 85.278 1.00 17.93 ATOM 134 CG ARG B 532 -21.871 48.660 86.758 1.00 18.48 ATOM 135 CD ARG B 532 -20.947 49.750 87.240 1.00 19.50 ATOM 136 NE ARG B 532 -21.065 49.954 88.677 1.00 21.02 ATOM 137 CZ ARG B 532 -20.846 51.097 89.307 1.00 20.82 ATOM 138 NH1 ARG B 532 -20.478 52.186 88.642 1.00 22.26 ATOM 139 NH2 ARG B 532 -20.994 51.149 90.620 1.00 21.92 ATOM 140 N GLY B 533 -23.214 47.713 82.543 1.00 16.09 ATOM 141 CA GLY B 533 -23.452 47.858 81.111 1.00 15.43 ATOM 142 C GLY B 533 -22.934 46.725 80.241 1.00 14.67 ATOM 143 O GLY B 533 -22.316 45.781 80.723 1.00 13.97 ATOM 144 N LEU B 534 -23.180 46.846 78.941 1.00 14.18 ATOM 145 CA LEU B 534 -22.824 45.817 77.968 1.00 14.55 ATOM 146 C LEU B 534 -22.007 46.398 76.823 1.00 14.26 ATOM 147 O LEU B 534 -22.346 47.440 76.290 1.00 13.81 ATOM 148 CB LEU B 534 -24.094 45.196 77.380 1.00 14.26 ATOM 149 CG LEU B 534 -24.764 43.968 78.011 1.00 15.23 ATOM 150 CD1 LEU B 534 -24.251 43.599 79.399 1.00 15.43 ATOM 151 CD2 LEU B 534 -26.284 44.179 78.011 1.00 14.26 ATOM 152 N CYS B 535 -20.973 45.675 76.407 1.00 14.64 ATOM 153 CA CYS B 535 -20.087 46.128 75.341 1.00 15.12 ATOM 154 C CYS B 535 -20.569 45.730 73.942 1.00 15.05 ATOM 155 O CYS B 535 -20.711 44.559 73.646 1.00 14.47 ATOM 156 CB CYS B 535 -18.694 45.556 75.548 1.00 15.12 ATOM 157 SG CYS B 535 -17.561 46.103 74.273 1.00 17.16 ATOM 158 N PHE B 536 -20.795 46.725 73.093 1.00 15.46 ATOM 159 CA PHE B 536 -21.195 46.519 71.705 1.00 15.88 ATOM 160 C PHE B 536 -20.398 47.437 70.778 1.00 16.17 ATOM 161 O PHE B 536 -20.518 48.652 70.865 1.00 16.37 ATOM 162 CB PHE B 536 -22.678 46.830 71.552 1.00 15.89 ATOM 163 CG PHE B 536 -23.576 45.806 72.168 1.00 16.71 ATOM 164 CD1 PHE B 536 -23.669 44.535 71.626 1.00 17.39 ATOM 165 CD2 PHE B 536 -24.339 46.115 73.288 1.00 17.49 ATOM 166 CE1 PHE B 536 -24.513 43.582 72.200 1.00 17.92 ATOM 167 CE2 PHE B 536 -25.180 45.173 73.858 1.00 17.62 ATOM 168 CZ PHE B 536 -25.269 43.906 73.314 1.00 17.45 ATOM 169 N CYS B 537 -19.598 46.851 69.889 1.00 16.39 ATOM 170 CA CYS B 537 -18.824 47.595 68.889 1.00 16.53 ATOM 171 C CYS B 537 -18.142 48.849 69.429 1.00 17.23 ATOM 172 O CYS B 537 -18.212 49.922 68.823 1.00 17.56 ATOM 173 CB CYS B 537 -19.688 47.953 67.677 1.00 16.34 ATOM 174 SG CYS B 537 -18.778 47.980 66.099 1.00 14.93 ATOM 175 N GLY B 538 -17.498 48.713 70.583 1.00 17.86 ATOM 176 CA GLY B 538 -16.722 49.796 71.159 1.00 18.12 ATOM 177 C GLY B 538 -17.507 50.829 71.938 1.00 18.28 ATOM 178 O GLY B 538 -16.909 51.757 72.468 1.00 18.98 ATOM 179 N LYS B 539 -18.830 50.694 72.004 1.00 18.53 ATOM 180 CA LYS B 539 -19.663 51.595 72.806 1.00 18.38 ATOM 181 C LYS B 539 -20.445 50.828 73.881 1.00 17.99 ATOM 182 O LYS B 539 -21.075 49.808 73.608 1.00 17.29 ATOM 183 CB LYS B 539 -20.593 52.427 71.899 1.00 18.75 ATOM 184 CG LYS B 539 -22.036 51.925 71.703 1.00 19.80 ATOM 185 CD LYS B 539 -22.253 51.291 70.311 1.00 20.00 ATOM 186 CE LYS B 539 -23.396 50.271 70.305 1.00 19.46 ATOM 187 NZ LYS B 539 -23.351 49.369 69.108 1.00 19.27 ATOM 188 N CYS B 540 -20.342 51.331 75.092 1.00 17.73 ATOM 189 CA CYS B 540 -20.943 50.717 76.234 1.00 17.49 ATOM 190 C CYS B 540 -22.392 51.077 76.283 1.00 17.71 ATOM 191 O CYS B 540 -22.752 52.210 76.141 1.00 17.27 ATOM 192 CB CYS B 540 -20.225 51.120 77.503 1.00 17.39 ATOM 193 SG CYS B 540 -18.827 50.150 77.810 1.00 16.69 ATOM 194 N ARG B 541 -23.243 50.091 76.426 1.00 20.00 ATOM 195 CA ARG B 541 -24.644 50.388 76.525 1.00 20.00 ATOM 196 C ARG B 541 -25.142 50.156 77.925 1.00 20.00 ATOM 197 O ARG B 541 -25.384 49.045 78.320 1.00 19.37 ATOM 198 CB ARG B 541 -25.436 49.598 75.523 1.00 20.00 ATOM 199 CG ARG B 541 -26.910 49.722 75.684 1.00 20.00 ATOM 200 CD ARG B 541 -27.621 49.305 74.411 1.00 20.00 ATOM 201 NE ARG B 541 -29.046 49.086 74.618 1.00 20.00 ATOM 202 CZ ARG B 541 -29.582 47.918 74.953 1.00 20.00 ATOM 203 NH1 ARG B 541 -28.808 46.856 75.125 1.00 20.00 ATOM 204 NH2 ARG B 541 -30.891 47.817 75.116 1.00 20.00 ATOM 205 N CYS B 542 -25.257 51.235 78.672 1.00 19.29 ATOM 206 CA CYS B 542 -25.408 51.167 80.112 1.00 19.57 ATOM 207 C CYS B 542 -26.836 50.855 80.484 1.00 20.20 ATOM 208 O CYS B 542 -27.771 51.365 79.868 1.00 20.37 ATOM 209 CB CYS B 542 -24.990 52.494 80.752 1.00 19.70 ATOM 210 SG CYS B 542 -23.273 52.926 80.416 1.00 18.93 ATOM 211 N HIS B 543 -26.985 50.002 81.493 1.00 20.71 ATOM 212 CA HIS B 543 -28.277 49.670 82.061 1.00 21.23 ATOM 213 C HIS B 543 -28.888 50.914 82.682 1.00 21.64 ATOM 214 O HIS B 543 -28.161 51.772 83.166 1.00 21.75 ATOM 215 CB HIS B 543 -28.120 48.614 83.156 1.00 21.30 ATOM 216 CG HIS B 543 -27.559 47.312 82.674 1.00 20.70 ATOM 217 ND1 HIS B 543 -28.024 46.673 81.545 1.00 20.62 ATOM 218 CD2 HIS B 543 -26.582 46.523 83.180 1.00 19.24 ATOM 219 CE1 HIS B 543 -27.350 45.549 81.373 1.00 20.22 ATOM 220 NE2 HIS B 543 -26.467 45.437 82.350 1.00 19.04 ATOM 221 N PRO B 544 -30.216 51.015 82.675 1.00 22.38 ATOM 222 CA PRO B 544 -30.908 52.105 83.377 1.00 22.63 ATOM 223 C PRO B 544 -30.344 52.282 84.780 1.00 22.75 ATOM 224 O PRO B 544 -30.330 51.321 85.553 1.00 23.44 ATOM 225 CB PRO B 544 -32.358 51.621 83.443 1.00 22.75 ATOM 226 CG PRO B 544 -32.508 50.672 82.285 1.00 23.03 ATOM 227 CD PRO B 544 -31.153 50.110 81.988 1.00 22.47 ATOM 228 N GLY B 545 -29.865 53.484 85.086 1.00 22.71 ATOM 229 CA GLY B 545 -29.228 53.768 86.359 1.00 22.49 ATOM 230 C GLY B 545 -27.791 54.262 86.228 1.00 22.31 ATOM 231 O GLY B 545 -27.321 54.990 87.100 1.00 22.39 ATOM 232 N PHE B 546 -27.099 53.879 85.151 1.00 21.92 ATOM 233 CA PHE B 546 -25.668 54.167 85.002 1.00 21.78 ATOM 234 C PHE B 546 -25.350 54.980 83.751 1.00 21.39 ATOM 235 O PHE B 546 -26.084 54.952 82.772 1.00 21.43 ATOM 236 CB PHE B 546 -24.855 52.870 85.014 1.00 21.86 ATOM 237 CG PHE B 546 -25.128 52.001 86.205 1.00 22.33 ATOM 238 CD1 PHE B 546 -24.393 52.150 87.373 1.00 23.33 ATOM 239 CD2 PHE B 546 -26.131 51.041 86.165 1.00 22.89 ATOM 240 CE1 PHE B 546 -24.656 51.349 88.482 1.00 23.70 ATOM 241 CE2 PHE B 546 -26.394 50.239 87.266 1.00 23.13 ATOM 242 CZ PHE B 546 -25.656 50.391 88.424 1.00 23.65 ATOM 243 N GLU B 547 -24.241 55.710 83.805 1.00 21.41 ATOM 244 CA GLU B 547 -23.875 56.683 82.778 1.00 21.10 ATOM 245 C GLU B 547 -22.369 56.770 82.626 1.00 20.61 ATOM 246 O GLU B 547 -21.613 56.294 83.475 1.00 20.14 ATOM 247 CB GLU B 547 -24.404 58.078 83.132 1.00 21.30 ATOM 248 CG GLU B 547 -25.895 58.172 83.428 1.00 23.06 ATOM 249 CD GLU B 547 -26.765 58.156 82.181 1.00 25.21 ATOM 250 OE1 GLU B 547 -26.560 57.293 81.305 1.00 27.20 ATOM 251 OE2 GLU B 547 -27.675 59.006 82.081 1.00 27.56 ATOM 252 N GLY B 548 -21.942 57.399 81.536 1.00 20.09 ATOM 253 CA GLY B 548 -20.534 57.543 81.242 1.00 20.01 ATOM 254 C GLY B 548 -20.087 56.557 80.186 1.00 19.89 ATOM 255 O GLY B 548 -20.804 55.608 79.848 1.00 19.63 ATOM 256 N SER B 549 -18.880 56.780 79.683 1.00 19.64 ATOM 257 CA SER B 549 -18.348 56.011 78.566 1.00 19.79 ATOM 258 C SER B 549 -18.161 54.521 78.907 1.00 19.67 ATOM 259 O SER B 549 -18.276 53.666 78.026 1.00 19.53 ATOM 260 CB SER B 549 -17.035 56.638 78.079 1.00 19.62 ATOM 261 OG SER B 549 -15.982 56.414 79.002 1.00 19.99 ATOM 262 N ALA B 550 -17.881 54.233 80.178 1.00 19.47 ATOM 263 CA ALA B 550 -17.713 52.866 80.681 1.00 19.67 ATOM 264 C ALA B 550 -18.673 52.549 81.847 1.00 19.83 ATOM 265 O ALA B 550 -18.391 51.683 82.678 1.00 19.12 ATOM 266 CB ALA B 550 -16.261 52.641 81.105 1.00 19.63 ATOM 267 N CYS B 551 -19.806 53.247 81.884 1.00 20.68 ATOM 268 CA CYS B 551 -20.834 53.060 82.909 1.00 21.60 ATOM 269 C CYS B 551 -20.285 53.196 84.346 1.00 23.56 ATOM 270 O CYS B 551 -20.669 52.432 85.240 1.00 23.37 ATOM 271 CB CYS B 551 -21.540 51.710 82.704 1.00 21.38 ATOM 272 SG CYS B 551 -22.055 51.404 80.987 1.00 18.27 ATOM 273 N GLN B 552 -19.422 54.194 84.554 1.00 25.40 ATOM 274 CA GLN B 552 -18.724 54.407 85.834 1.00 27.48 ATOM 275 C GLN B 552 -19.554 55.126 86.886 1.00 29.02 ATOM 276 O GLN B 552 -19.204 55.085 88.060 1.00 29.57 ATOM 277 CB GLN B 552 -17.448 55.246 85.649 1.00 27.45 ATOM 278 CG GLN B 552 -16.481 54.751 84.589 1.00 28.13 ATOM 279 CD GLN B 552 -16.597 55.525 83.289 1.00 28.73 ATOM 280 OE1 GLN B 552 -17.670 55.558 82.681 1.00 27.02 ATOM 281 NE2 GLN B 552 -15.496 56.153 82.861 1.00 28.96 ATOM 282 N HIS B 553 -20.627 55.795 86.466 1.00 31.16 ATOM 283 CA HIS B 553 -21.373 56.725 87.322 1.00 32.85 ATOM 284 C HIS B 553 -22.840 56.350 87.497 1.00 34.29 ATOM 285 O HIS B 553 -23.365 55.532 86.754 1.00 34.32 ATOM 286 CB HIS B 553 -21.316 58.130 86.717 1.00 32.80 ATOM 287 CG HIS B 553 -19.947 58.732 86.709 1.00 33.37 ATOM 288 ND1 HIS B 553 -19.014 58.455 85.733 1.00 33.42 ATOM 289 CD2 HIS B 553 -19.359 59.610 87.555 1.00 33.76 ATOM 290 CE1 HIS B 553 -17.908 59.133 85.981 1.00 33.36 ATOM 291 NE2 HIS B 553 -18.091 59.843 87.080 1.00 33.67 ATOM 292 N HIS B 554 -23.487 56.972 88.483 1.00 36.36 ATOM 293 CA HIS B 554 -24.938 56.881 88.677 1.00 37.93 ATOM 294 C HIS B 554 -25.618 58.171 88.183 1.00 38.95 ATOM 295 O HIS B 554 -24.971 59.228 88.108 1.00 39.09 ATOM 296 CB HIS B 554 -25.275 56.667 90.160 1.00 38.22 ATOM 297 CG HIS B 554 -24.505 55.557 90.809 1.00 39.29 ATOM 298 ND1 HIS B 554 -24.732 54.225 90.529 1.00 40.20 ATOM 299 CD2 HIS B 554 -23.515 55.583 91.733 1.00 40.15 ATOM 300 CE1 HIS B 554 -23.911 53.480 91.249 1.00 40.56 ATOM 301 NE2 HIS B 554 -23.162 54.280 91.988 1.00 40.68 ATOM 302 N HIS B 555 -26.915 58.074 87.865 1.00 40.08 ATOM 303 CA HIS B 555 -27.722 59.217 87.405 1.00 40.98 ATOM 304 C HIS B 555 -27.719 60.354 88.429 1.00 41.34 ATOM 305 O HIS B 555 -28.113 60.153 89.578 1.00 41.63 ATOM 306 CB HIS B 555 -29.193 58.822 87.190 1.00 41.20 ATOM 307 CG HIS B 555 -29.442 57.939 86.004 1.00 42.30 ATOM 308 ND1 HIS B 555 -28.817 58.109 84.786 1.00 43.09 ATOM 309 CD2 HIS B 555 -30.289 56.892 85.848 1.00 43.31 ATOM 310 CE1 HIS B 555 -29.253 57.190 83.940 1.00 43.50 ATOM 311 NE2 HIS B 555 -30.147 56.441 84.558 1.00 43.60 ATOM 312 N HIS B 556 -27.294 61.541 88.005 1.00 41.73 ATOM 313 CA HIS B 556 -27.297 62.727 88.862 1.00 42.07 ATOM 314 C HIS B 556 -27.752 63.956 88.068 1.00 42.16 ATOM 315 O HIS B 556 -27.434 65.109 88.391 1.00 42.16 ATOM 316 CB HIS B 556 -25.903 62.952 89.463 1.00 42.22 ATOM 317 CG HIS B 556 -25.501 61.914 90.469 1.00 42.57 ATOM 318 ND1 HIS B 556 -26.308 61.546 91.524 1.00 42.82 ATOM 319 CD2 HIS B 556 -24.374 61.172 90.582 1.00 42.70 ATOM 320 CE1 HIS B 556 -25.696 60.621 92.242 1.00 42.70 ATOM 321 NE2 HIS B 556 -24.521 60.376 91.692 1.00 42.57 ATOM 322 OXT HIS B 556 -28.466 63.819 87.066 1.00 42.13 TER