HEADER MEMBRANE PROTEIN 31-DEC-69 7PEE TITLE Crystal structure of extracellular part of human Trop2 COMPND MOL_ID: 1; COMPND 2 MOLECULE: Tumor-associated calcium signal transducer 2; COMPND 3 CHAIN: A, B, C, D; COMPND 4 MUTATION: YES; COMPND 5 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.81 ANGSTORMS DBREF 7PEE D 31 274 UNP P09758 TACD2_HUMAN 31 274 SEQRES 1 D 38 ASP ASN CYS THR CYS PRO THR ASN LYS MET THR VAL CYS SEQRES 2 D 38 SER PRO ASP GLY PRO GLY GLY ARG CYS GLN CYS ARG ALA SEQRES 3 D 38 LEU GLY SER GLY MET ALA VAL ASP CYS SER THR LEU ATOM 1 N ASP D 32 35.270 71.668 -2.976 1.00126.82 ATOM 2 CA ASP D 32 36.319 70.659 -3.092 1.00130.88 ATOM 3 C ASP D 32 36.473 70.173 -4.533 1.00131.69 ATOM 4 O ASP D 32 37.478 69.544 -4.880 1.00127.97 ATOM 5 CB ASP D 32 36.028 69.474 -2.165 1.00123.81 ATOM 6 CG ASP D 32 34.668 68.845 -2.424 1.00127.29 ATOM 7 OD1 ASP D 32 33.863 69.431 -3.182 1.00131.05 ATOM 8 OD2 ASP D 32 34.402 67.762 -1.861 1.00117.84 ATOM 9 N ASN D 33 35.459 70.461 -5.357 1.00129.47 ATOM 10 CA ASN D 33 35.435 70.062 -6.769 1.00126.47 ATOM 11 C ASN D 33 35.710 68.569 -6.931 1.00118.48 ATOM 12 O ASN D 33 36.274 68.127 -7.935 1.00114.88 ATOM 13 CB ASN D 33 36.421 70.888 -7.601 1.00132.40 ATOM 14 CG ASN D 33 36.061 72.364 -7.643 1.00133.57 ATOM 15 OD1 ASN D 33 34.998 72.773 -7.173 1.00132.04 ATOM 16 ND2 ASN D 33 36.948 73.171 -8.214 1.00133.43 ATOM 17 N CYS D 34 35.396 67.796 -5.893 1.00114.24 ATOM 18 CA CYS D 34 35.580 66.329 -5.975 1.00107.63 ATOM 19 C CYS D 34 34.435 65.772 -6.807 1.00 99.84 ATOM 20 O CYS D 34 33.341 65.607 -6.263 1.00 98.59 ATOM 21 CB CYS D 34 35.608 65.705 -4.586 1.00103.74 ATOM 22 SG CYS D 34 35.544 63.897 -4.532 1.00 99.90 ATOM 23 N THR D 35 34.698 65.503 -8.081 1.00 94.60 ATOM 24 CA THR D 35 33.614 65.039 -8.973 1.00 97.00 ATOM 25 C THR D 35 34.157 64.069 -10.009 1.00 88.00 ATOM 26 O THR D 35 35.375 63.992 -10.151 1.00 87.32 ATOM 27 CB THR D 35 32.957 66.225 -9.686 1.00 99.74 ATOM 28 OG1 THR D 35 31.869 65.734 -10.467 1.00 97.31 ATOM 29 CG2 THR D 35 33.918 66.992 -10.567 1.00 94.95 ATOM 30 N CYS D 36 33.266 63.342 -10.670 1.00 81.81 ATOM 31 CA CYS D 36 33.701 62.446 -11.767 1.00 81.95 ATOM 32 C CYS D 36 33.029 62.951 -13.030 1.00 81.99 ATOM 33 O CYS D 36 31.977 62.438 -13.385 1.00 77.23 ATOM 34 CB CYS D 36 33.271 61.006 -11.542 1.00 77.67 ATOM 35 SG CYS D 36 34.288 59.762 -12.367 1.00 74.36 ATOM 36 N PRO D 37 33.613 63.938 -13.723 1.00 85.76 ATOM 37 CA PRO D 37 32.977 64.526 -14.882 1.00 76.22 ATOM 38 C PRO D 37 32.437 63.561 -15.934 1.00 75.17 ATOM 39 O PRO D 37 31.476 63.900 -16.553 1.00 82.36 ATOM 40 CB PRO D 37 34.190 65.199 -15.495 1.00 70.86 ATOM 41 CG PRO D 37 34.938 65.727 -14.315 1.00 79.43 ATOM 42 CD PRO D 37 34.902 64.539 -13.388 1.00 83.27 ATOM 43 N THR D 38 33.066 62.414 -16.120 1.00 69.92 ATOM 44 CA THR D 38 32.652 61.518 -17.219 1.00 69.28 ATOM 45 C THR D 38 31.651 60.497 -16.726 1.00 72.09 ATOM 46 O THR D 38 31.247 59.666 -17.524 1.00 67.28 ATOM 47 CB THR D 38 33.859 60.791 -17.794 1.00 75.85 ATOM 48 OG1 THR D 38 34.469 60.043 -16.746 1.00 81.43 ATOM 49 CG2 THR D 38 34.867 61.742 -18.396 1.00 81.24 ATOM 50 N ASN D 39 31.273 60.590 -15.459 1.00 77.86 ATOM 51 CA ASN D 39 30.336 59.621 -14.886 1.00 76.00 ATOM 52 C ASN D 39 29.829 60.209 -13.570 1.00 77.47 ATOM 53 O ASN D 39 30.559 60.210 -12.576 1.00 80.21 ATOM 54 CB ASN D 39 31.005 58.271 -14.668 1.00 74.09 ATOM 55 CG ASN D 39 30.009 57.154 -14.413 1.00 68.65 ATOM 56 OD1 ASN D 39 28.798 57.374 -14.387 1.00 66.70 ATOM 57 ND2 ASN D 39 30.520 55.943 -14.222 1.00 65.77 ATOM 58 N LYS D 40 28.606 60.735 -13.581 1.00 78.97 ATOM 59 CA LYS D 40 27.976 61.155 -12.336 1.00 83.01 ATOM 60 C LYS D 40 27.206 60.030 -11.656 1.00 77.64 ATOM 61 O LYS D 40 26.766 60.205 -10.512 1.00 77.71 ATOM 62 CB LYS D 40 27.046 62.351 -12.573 1.00 84.06 ATOM 63 CG LYS D 40 25.672 61.988 -13.082 1.00 83.65 ATOM 64 CD LYS D 40 25.163 63.051 -14.026 1.00 90.27 ATOM 65 CE LYS D 40 24.156 62.452 -14.968 1.00 83.57 ATOM 66 NZ LYS D 40 23.391 63.472 -15.731 1.00 83.45 ATOM 67 N MET D 41 27.052 58.881 -12.315 1.00 67.85 ATOM 68 CA MET D 41 26.445 57.714 -11.689 1.00 68.11 ATOM 69 C MET D 41 27.454 57.052 -10.756 1.00 72.57 ATOM 70 O MET D 41 27.720 55.850 -10.867 1.00 66.32 ATOM 71 CB MET D 41 25.976 56.716 -12.747 1.00 66.39 ATOM 72 CG MET D 41 24.899 57.239 -13.678 1.00 81.16 ATOM 73 SD MET D 41 23.236 57.089 -13.001 1.00100.25 ATOM 74 CE MET D 41 22.427 56.117 -14.284 1.00 68.45 ATOM 75 N THR D 42 28.032 57.841 -9.849 1.00 65.77 ATOM 76 CA THR D 42 29.107 57.419 -8.963 1.00 68.57 ATOM 77 C THR D 42 28.942 58.104 -7.615 1.00 74.64 ATOM 78 O THR D 42 28.088 58.976 -7.433 1.00 79.64 ATOM 79 CB THR D 42 30.504 57.752 -9.518 1.00 69.69 ATOM 80 OG1 THR D 42 30.853 59.099 -9.166 1.00 73.78 ATOM 81 CG2 THR D 42 30.591 57.561 -11.015 1.00 69.82 ATOM 82 N VAL D 43 29.761 57.682 -6.656 1.00 69.89 ATOM 83 CA VAL D 43 29.878 58.354 -5.367 1.00 74.07 ATOM 84 C VAL D 43 31.323 58.798 -5.204 1.00 73.70 ATOM 85 O VAL D 43 32.245 58.009 -5.439 1.00 77.44 ATOM 86 CB VAL D 43 29.448 57.440 -4.206 1.00 71.99 ATOM 87 CG1 VAL D 43 29.572 58.172 -2.888 1.00 66.07 ATOM 88 CG2 VAL D 43 28.026 56.946 -4.419 1.00 69.89 ATOM 89 N CYS D 44 31.520 60.056 -4.860 1.00 69.29 ATOM 90 CA CYS D 44 32.893 60.589 -4.775 1.00 71.61 ATOM 91 C CYS D 44 33.072 61.327 -3.457 1.00 72.93 ATOM 92 O CYS D 44 32.128 61.983 -3.030 1.00 80.53 ATOM 93 CB CYS D 44 33.139 61.552 -5.925 1.00 76.29 ATOM 94 SG CYS D 44 33.248 60.760 -7.543 1.00 79.82 ATOM 95 N SER D 45 34.249 61.236 -2.857 1.00 70.34 ATOM 96 CA SER D 45 34.464 61.858 -1.534 1.00 70.85 ATOM 97 C SER D 45 35.941 62.133 -1.320 1.00 79.02 ATOM 98 O SER D 45 36.763 61.298 -1.670 1.00 83.30 ATOM 99 CB SER D 45 33.954 60.973 -0.462 1.00 74.79 ATOM 100 OG SER D 45 34.326 61.452 0.821 1.00 84.86 ATOM 101 N PRO D 46 36.290 63.277 -0.728 1.00 77.34 ATOM 102 CA PRO D 46 37.671 63.595 -0.490 1.00 76.50 ATOM 103 C PRO D 46 38.267 62.917 0.742 1.00 77.36 ATOM 104 O PRO D 46 38.774 63.611 1.582 1.00 79.96 ATOM 105 CB PRO D 46 37.542 65.087 -0.215 1.00 81.62 ATOM 106 CG PRO D 46 36.227 65.237 0.481 1.00 83.87 ATOM 107 CD PRO D 46 35.348 64.315 -0.320 1.00 80.42 ATOM 108 N ASP D 47 38.270 61.591 0.784 1.00 75.93 ATOM 109 CA ASP D 47 38.740 60.892 1.977 1.00 75.95 ATOM 110 C ASP D 47 39.993 60.051 1.728 1.00 73.77 ATOM 111 O ASP D 47 40.260 59.112 2.480 1.00 76.34 ATOM 112 CB ASP D 47 37.615 60.040 2.574 1.00 76.12 ATOM 113 CG ASP D 47 37.043 59.029 1.594 1.00 77.56 ATOM 114 OD1 ASP D 47 37.603 58.861 0.493 1.00 79.12 ATOM 115 OD2 ASP D 47 36.009 58.410 1.925 1.00 78.00 ATOM 116 N GLY D 48 40.772 60.371 0.695 1.00 79.28 ATOM 117 CA GLY D 48 42.013 59.672 0.440 1.00 71.28 ATOM 118 C GLY D 48 43.158 60.221 1.267 1.00 72.46 ATOM 119 O GLY D 48 42.989 61.088 2.133 1.00 71.50 ATOM 120 N PRO D 49 44.354 59.665 1.044 1.00 72.85 ATOM 121 CA PRO D 49 45.550 60.244 1.674 1.00 69.55 ATOM 122 C PRO D 49 45.733 61.678 1.208 1.00 74.59 ATOM 123 O PRO D 49 45.597 61.985 0.021 1.00 78.87 ATOM 124 CB PRO D 49 46.687 59.332 1.194 1.00 64.11 ATOM 125 CG PRO D 49 46.156 58.674 -0.023 1.00 66.83 ATOM 126 CD PRO D 49 44.679 58.528 0.171 1.00 69.20 ATOM 127 N GLY D 50 46.028 62.560 2.154 1.00 74.66 ATOM 128 CA GLY D 50 46.010 63.960 1.802 1.00 75.82 ATOM 129 C GLY D 50 44.649 64.510 1.426 1.00 73.86 ATOM 130 O GLY D 50 44.579 65.631 0.918 1.00 76.95 ATOM 131 N GLY D 51 43.582 63.743 1.567 1.00 75.67 ATOM 132 CA GLY D 51 42.239 64.214 1.177 1.00 76.72 ATOM 133 C GLY D 51 41.916 63.962 -0.279 1.00 79.83 ATOM 134 O GLY D 51 40.895 64.462 -0.745 1.00 80.35 ATOM 135 N ARG D 52 42.745 63.192 -0.959 1.00 72.70 ATOM 136 CA ARG D 52 42.535 62.860 -2.381 1.00 74.59 ATOM 137 C ARG D 52 41.091 62.461 -2.614 1.00 77.74 ATOM 138 O ARG D 52 40.559 61.665 -1.851 1.00 77.17 ATOM 139 CB ARG D 52 43.468 61.712 -2.766 1.00 78.16 ATOM 140 CG ARG D 52 43.178 61.060 -4.107 1.00 77.59 ATOM 141 CD ARG D 52 43.799 59.680 -4.124 1.00 78.49 ATOM 142 NE ARG D 52 45.207 59.709 -3.765 1.00 82.63 ATOM 143 CZ ARG D 52 45.959 58.629 -3.611 1.00 80.96 ATOM 144 NH1 ARG D 52 45.434 57.429 -3.776 1.00 80.36 ATOM 145 NH2 ARG D 52 47.230 58.750 -3.282 1.00 77.95 ATOM 146 N CYS D 53 40.508 62.991 -3.676 1.00 81.84 ATOM 147 CA CYS D 53 39.107 62.669 -3.997 1.00 83.77 ATOM 148 C CYS D 53 39.084 61.237 -4.519 1.00 79.91 ATOM 149 O CYS D 53 39.768 60.952 -5.499 1.00 80.77 ATOM 150 CB CYS D 53 38.539 63.699 -4.970 1.00 82.80 ATOM 151 SG CYS D 53 36.986 63.239 -5.775 1.00101.56 ATOM 152 N GLN D 54 38.359 60.371 -3.830 1.00 70.54 ATOM 153 CA GLN D 54 38.227 58.977 -4.273 1.00 69.70 ATOM 154 C GLN D 54 36.798 58.772 -4.751 1.00 67.85 ATOM 155 O GLN D 54 35.911 59.345 -4.146 1.00 74.47 ATOM 156 CB GLN D 54 38.576 58.071 -3.103 1.00 66.54 ATOM 157 CG GLN D 54 40.019 58.198 -2.649 1.00 76.87 ATOM 158 CD GLN D 54 40.353 57.220 -1.553 1.00 78.02 ATOM 159 OE1 GLN D 54 41.393 56.574 -1.570 1.00 77.44 ATOM 160 NE2 GLN D 54 39.459 57.097 -0.590 1.00 73.93 ATOM 161 N CYS D 55 36.600 57.972 -5.789 1.00 57.12 ATOM 162 CA CYS D 55 35.255 57.768 -6.359 1.00 65.44 ATOM 163 C CYS D 55 34.995 56.288 -6.619 1.00 62.73 ATOM 164 O CYS D 55 35.953 55.558 -6.772 1.00 72.81 ATOM 165 CB CYS D 55 35.139 58.498 -7.688 1.00 76.11 ATOM 166 SG CYS D 55 35.195 60.302 -7.596 1.00 82.56 ATOM 167 N ARG D 56 33.736 55.886 -6.706 1.00 58.53 ATOM 168 CA ARG D 56 33.400 54.502 -6.990 1.00 62.34 ATOM 169 C ARG D 56 32.091 54.443 -7.761 1.00 62.62 ATOM 170 O ARG D 56 31.214 55.298 -7.601 1.00 64.61 ATOM 171 CB ARG D 56 33.304 53.664 -5.708 1.00 66.16 ATOM 172 CG ARG D 56 32.083 53.931 -4.851 1.00 64.85 ATOM 173 CD ARG D 56 32.059 53.006 -3.635 1.00 69.99 ATOM 174 NE ARG D 56 30.849 53.185 -2.843 1.00 69.87 ATOM 175 CZ ARG D 56 30.694 54.136 -1.932 1.00 72.83 ATOM 176 NH1 ARG D 56 31.670 54.986 -1.648 1.00 67.00 ATOM 177 NH2 ARG D 56 29.531 54.241 -1.293 1.00 72.22 ATOM 178 N ALA D 57 31.979 53.422 -8.609 1.00 63.70 ATOM 179 CA ALA D 57 30.774 53.229 -9.402 1.00 64.66 ATOM 180 C ALA D 57 29.587 52.887 -8.511 1.00 67.55 ATOM 181 O ALA D 57 29.638 51.942 -7.716 1.00 68.68 ATOM 182 CB ALA D 57 30.990 52.120 -10.429 1.00 58.39 ATOM 183 N LEU D 58 28.499 53.625 -8.692 1.00 63.62 ATOM 184 CA LEU D 58 27.262 53.321 -7.995 1.00 66.67 ATOM 185 C LEU D 58 26.767 51.938 -8.392 1.00 65.90 ATOM 186 O LEU D 58 26.786 51.565 -9.565 1.00 69.18 ATOM 187 CB LEU D 58 26.216 54.376 -8.335 1.00 74.18 ATOM 188 CG LEU D 58 24.880 54.378 -7.610 1.00 74.15 ATOM 189 CD1 LEU D 58 25.012 55.079 -6.268 1.00 77.01 ATOM 190 CD2 LEU D 58 23.858 55.057 -8.504 1.00 66.55 ATOM 191 N GLY D 59 26.346 51.163 -7.399 1.00 70.01 ATOM 192 CA GLY D 59 25.765 49.865 -7.640 1.00 68.46 ATOM 193 C GLY D 59 26.737 48.720 -7.818 1.00 65.31 ATOM 194 O GLY D 59 26.295 47.566 -7.882 1.00 69.33 ATOM 195 N SER D 60 28.035 49.012 -7.916 1.00 58.11 ATOM 196 CA SER D 60 29.019 47.928 -8.179 1.00 61.82 ATOM 197 C SER D 60 30.265 48.111 -7.307 1.00 58.67 ATOM 198 O SER D 60 30.950 47.101 -7.048 1.00 53.66 ATOM 199 CB SER D 60 29.372 47.857 -9.645 1.00 62.86 ATOM 200 OG SER D 60 29.895 49.093 -10.104 1.00 70.52 ATOM 201 N GLY D 61 30.549 49.346 -6.882 1.00 57.14 ATOM 202 CA GLY D 61 31.767 49.618 -6.092 1.00 59.14 ATOM 203 C GLY D 61 33.017 49.471 -6.942 1.00 58.33 ATOM 204 O GLY D 61 34.116 49.387 -6.358 1.00 64.59 ATOM 205 N MET D 62 32.859 49.442 -8.270 1.00 65.61 ATOM 206 CA MET D 62 34.014 49.302 -9.196 1.00 60.01 ATOM 207 C MET D 62 34.744 50.644 -9.302 1.00 60.11 ATOM 208 O MET D 62 34.173 51.670 -8.885 1.00 64.19 ATOM 209 CB MET D 62 33.546 48.872 -10.589 1.00 56.15 ATOM 210 CG MET D 62 33.142 47.414 -10.673 1.00 63.74 ATOM 211 SD MET D 62 34.556 46.293 -10.522 1.00 69.61 ATOM 212 CE MET D 62 33.788 44.734 -10.958 1.00 73.88 ATOM 213 N ALA D 63 35.960 50.635 -9.852 1.00 60.04 ATOM 214 CA ALA D 63 36.745 51.873 -9.934 1.00 61.83 ATOM 215 C ALA D 63 36.374 52.627 -11.198 1.00 64.96 ATOM 216 O ALA D 63 35.962 52.001 -12.170 1.00 59.61 ATOM 217 CB ALA D 63 38.199 51.544 -9.897 1.00 55.43 ATOM 218 N VAL D 64 36.601 53.929 -11.185 1.00 66.70 ATOM 219 CA VAL D 64 36.135 54.749 -12.322 1.00 64.28 ATOM 220 C VAL D 64 37.240 55.664 -12.821 1.00 71.72 ATOM 221 O VAL D 64 37.986 56.181 -11.992 1.00 66.41 ATOM 222 CB VAL D 64 34.903 55.562 -11.892 1.00 66.80 ATOM 223 CG1 VAL D 64 33.639 54.722 -11.894 1.00 62.99 ATOM 224 CG2 VAL D 64 35.096 56.236 -10.547 1.00 69.14 ATOM 225 N ASP D 65 37.347 55.807 -14.141 1.00 74.54 ATOM 226 CA ASP D 65 38.283 56.797 -14.715 1.00 75.70 ATOM 227 C ASP D 65 37.430 58.024 -14.972 1.00 77.73 ATOM 228 O ASP D 65 36.571 57.961 -15.850 1.00 74.97 ATOM 229 CB ASP D 65 38.983 56.284 -15.969 1.00 76.17 ATOM 230 CG ASP D 65 40.240 57.044 -16.342 1.00 79.95 ATOM 231 OD1 ASP D 65 40.473 58.119 -15.765 1.00 79.63 ATOM 232 OD2 ASP D 65 40.978 56.541 -17.202 1.00 77.04 ATOM 233 N CYS D 66 37.663 59.081 -14.209 1.00 73.26 ATOM 234 CA CYS D 66 36.827 60.297 -14.307 1.00 78.79 ATOM 235 C CYS D 66 37.327 61.173 -15.447 1.00 85.44 ATOM 236 O CYS D 66 36.932 62.337 -15.497 1.00 84.37 ATOM 237 CB CYS D 66 36.882 61.055 -12.994 1.00 83.39 ATOM 238 SG CYS D 66 36.106 60.161 -11.629 1.00 89.01 ATOM 239 N SER D 67 38.166 60.616 -16.318 1.00 85.89 ATOM 240 CA SER D 67 38.709 61.359 -17.478 1.00 82.20 ATOM 241 C SER D 67 38.498 60.547 -18.758 1.00 80.25 ATOM 242 O SER D 67 39.158 60.850 -19.749 1.00 84.61 ATOM 243 CB SER D 67 40.139 61.705 -17.243 1.00 76.20 ATOM 244 OG SER D 67 40.255 62.650 -16.193 1.00 78.69 ATOM 245 N THR D 68 37.604 59.566 -18.731 1.00 76.60 ATOM 246 CA THR D 68 37.257 58.805 -19.955 1.00 76.70 ATOM 247 C THR D 68 35.908 58.129 -19.765 1.00 73.79 ATOM 248 O THR D 68 35.335 58.234 -18.692 1.00 73.46 ATOM 249 CB THR D 68 38.305 57.760 -20.340 1.00 75.66 ATOM 250 OG1 THR D 68 38.033 57.334 -21.673 1.00 80.27 ATOM 251 CG2 THR D 68 38.314 56.554 -19.431 1.00 83.12 ATOM 252 N LEU D 69 35.435 57.462 -20.801 1.00 76.49 ATOM 253 CA LEU D 69 34.155 56.773 -20.737 1.00 80.39 ATOM 254 C LEU D 69 34.218 55.585 -19.783 1.00 77.17 ATOM 255 O LEU D 69 35.196 54.835 -19.762 1.00 83.72 ATOM 256 CB LEU D 69 33.743 56.294 -22.131 1.00 79.41 ATOM 257 CG LEU D 69 33.390 57.352 -23.183 1.00 80.83 ATOM 258 CD1 LEU D 69 32.293 56.829 -24.078 1.00 82.13 ATOM 259 CD2 LEU D 69 32.989 58.687 -22.567 1.00 77.20 TER