HEADER ANTITUMOR PROTEIN 31-DEC-69 7E5N TITLE crystal structure of cis assembled TROP-2 COMPND MOL_ID: 1; COMPND 2 MOLECULE: Tumor-associated calcium signal transducer 2; COMPND 3 CHAIN: A, B, C, D; COMPND 4 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 3.20 ANGSTORMS DBREF 7E5N A 1 323 UNP P09758 TACD2_HUMAN 1 323 SEQRES 1 C 38 ASP ASN CYS THR CYS PRO THR ASN LYS MET THR VAL CYS SEQRES 2 C 38 SER PRO ASP GLY PRO GLY GLY ARG CYS GLN CYS ARG ALA SEQRES 3 C 38 LEU GLY SER GLY MET ALA VAL ASP CYS SER THR LEU ATOM 1 N ASP C 32 80.171 9.219 24.067 1.00147.32 ATOM 2 CA ASP C 32 81.158 8.992 23.018 1.00149.17 ATOM 3 C ASP C 32 81.082 7.557 22.509 1.00140.90 ATOM 4 O ASP C 32 82.060 7.013 21.995 1.00139.78 ATOM 5 CB ASP C 32 82.566 9.304 23.529 1.00148.40 ATOM 6 CG ASP C 32 82.687 10.713 24.076 1.00151.29 ATOM 7 OD1 ASP C 32 83.385 10.899 25.095 1.00150.35 ATOM 8 OD2 ASP C 32 82.078 11.633 23.491 1.00141.92 ATOM 9 N ASN C 33 79.905 6.954 22.654 1.00124.62 ATOM 10 CA ASN C 33 79.670 5.582 22.211 1.00115.92 ATOM 11 C ASN C 33 78.171 5.411 22.042 1.00112.92 ATOM 12 O ASN C 33 77.420 5.557 23.012 1.00109.18 ATOM 13 CB ASN C 33 80.231 4.574 23.216 1.00110.68 ATOM 14 CG ASN C 33 79.889 3.141 22.859 1.00114.73 ATOM 15 OD1 ASN C 33 79.807 2.783 21.684 1.00110.41 ATOM 16 ND2 ASN C 33 79.689 2.311 23.876 1.00120.27 ATOM 17 N CYS C 34 77.735 5.101 20.820 1.00 92.20 ATOM 18 CA CYS C 34 76.316 5.151 20.465 1.00 74.78 ATOM 19 C CYS C 34 75.598 3.926 21.035 1.00 73.60 ATOM 20 O CYS C 34 75.211 2.990 20.332 1.00 74.08 ATOM 21 CB CYS C 34 76.158 5.249 18.955 1.00 69.50 ATOM 22 SG CYS C 34 74.624 6.014 18.396 1.00 85.11 ATOM 23 N THR C 35 75.425 3.954 22.355 1.00 84.09 ATOM 24 CA THR C 35 74.714 2.925 23.098 1.00 72.91 ATOM 25 C THR C 35 73.606 3.575 23.916 1.00 69.31 ATOM 26 O THR C 35 73.696 4.748 24.291 1.00 73.01 ATOM 27 CB THR C 35 75.657 2.118 24.012 1.00 74.58 ATOM 28 OG1 THR C 35 75.044 0.866 24.346 1.00 77.86 ATOM 29 CG2 THR C 35 75.973 2.882 25.290 1.00 69.54 ATOM 30 N CYS C 36 72.542 2.811 24.168 1.00 58.24 ATOM 31 CA CYS C 36 71.400 3.279 24.954 1.00 53.58 ATOM 32 C CYS C 36 71.295 2.381 26.179 1.00 53.60 ATOM 33 O CYS C 36 70.610 1.347 26.150 1.00 54.30 ATOM 34 CB CYS C 36 70.114 3.253 24.131 1.00 46.63 ATOM 35 SG CYS C 36 68.680 3.976 24.956 1.00 44.21 ATOM 36 N PRO C 37 71.950 2.753 27.286 1.00 53.00 ATOM 37 CA PRO C 37 72.065 1.829 28.431 1.00 51.54 ATOM 38 C PRO C 37 70.738 1.379 29.017 1.00 50.49 ATOM 39 O PRO C 37 70.591 0.201 29.364 1.00 56.79 ATOM 40 CB PRO C 37 72.887 2.638 29.446 1.00 48.40 ATOM 41 CG PRO C 37 72.719 4.066 29.034 1.00 51.17 ATOM 42 CD PRO C 37 72.604 4.045 27.544 1.00 54.44 ATOM 43 N THR C 38 69.765 2.280 29.141 1.00 49.68 ATOM 44 CA THR C 38 68.533 1.967 29.854 1.00 49.47 ATOM 45 C THR C 38 67.501 1.265 28.982 1.00 49.63 ATOM 46 O THR C 38 66.465 0.837 29.503 1.00 54.86 ATOM 47 CB THR C 38 67.917 3.239 30.441 1.00 48.80 ATOM 48 OG1 THR C 38 67.553 4.130 29.381 1.00 52.20 ATOM 49 CG2 THR C 38 68.909 3.934 31.364 1.00 48.48 ATOM 50 N ASN C 39 67.752 1.134 27.680 1.00 46.50 ATOM 51 CA ASN C 39 66.778 0.533 26.770 1.00 48.95 ATOM 52 C ASN C 39 67.555 -0.126 25.635 1.00 55.26 ATOM 53 O ASN C 39 68.043 0.558 24.731 1.00 68.30 ATOM 54 CB ASN C 39 65.795 1.573 26.247 1.00 46.17 ATOM 55 CG ASN C 39 64.633 0.951 25.490 1.00 45.65 ATOM 56 OD1 ASN C 39 64.646 -0.237 25.169 1.00 50.21 ATOM 57 ND2 ASN C 39 63.621 1.759 25.196 1.00 47.65 ATOM 58 N LYS C 40 67.662 -1.455 25.694 1.00 48.30 ATOM 59 CA LYS C 40 68.314 -2.224 24.642 1.00 55.22 ATOM 60 C LYS C 40 67.410 -2.418 23.434 1.00 53.78 ATOM 61 O LYS C 40 67.902 -2.769 22.355 1.00 59.50 ATOM 62 CB LYS C 40 68.760 -3.586 25.179 1.00 53.36 ATOM 63 CG LYS C 40 67.736 -4.694 24.988 1.00 59.80 ATOM 64 CD LYS C 40 67.983 -5.849 25.941 1.00 67.06 ATOM 65 CE LYS C 40 69.433 -6.303 25.905 1.00 78.92 ATOM 66 NZ LYS C 40 69.719 -7.327 26.948 1.00 77.05 ATOM 67 N MET C 41 66.106 -2.196 23.595 1.00 51.78 ATOM 68 CA MET C 41 65.132 -2.368 22.520 1.00 58.98 ATOM 69 C MET C 41 65.068 -1.102 21.662 1.00 59.00 ATOM 70 O MET C 41 64.018 -0.489 21.471 1.00 60.44 ATOM 71 CB MET C 41 63.765 -2.712 23.097 1.00 63.40 ATOM 72 CG MET C 41 63.759 -3.901 24.041 1.00 60.84 ATOM 73 SD MET C 41 63.987 -5.471 23.186 1.00 70.71 ATOM 74 CE MET C 41 62.529 -6.360 23.727 1.00 93.08 ATOM 75 N THR C 42 66.228 -0.731 21.122 1.00 52.63 ATOM 76 CA THR C 42 66.374 0.506 20.367 1.00 49.63 ATOM 77 C THR C 42 67.494 0.342 19.351 1.00 49.73 ATOM 78 O THR C 42 68.329 -0.562 19.451 1.00 52.12 ATOM 79 CB THR C 42 66.706 1.705 21.275 1.00 45.75 ATOM 80 OG1 THR C 42 67.771 1.352 22.168 1.00 41.89 ATOM 81 CG2 THR C 42 65.499 2.163 22.081 1.00 45.63 ATOM 82 N VAL C 43 67.495 1.237 18.367 1.00 52.34 ATOM 83 CA VAL C 43 68.485 1.270 17.296 1.00 51.63 ATOM 84 C VAL C 43 69.200 2.611 17.363 1.00 48.65 ATOM 85 O VAL C 43 68.630 3.641 16.979 1.00 52.48 ATOM 86 CB VAL C 43 67.854 1.056 15.913 1.00 41.69 ATOM 87 CG1 VAL C 43 68.935 0.762 14.882 1.00 49.10 ATOM 88 CG2 VAL C 43 66.841 -0.071 15.961 1.00 52.22 ATOM 89 N CYS C 44 70.439 2.612 17.844 1.00 48.65 ATOM 90 CA CYS C 44 71.244 3.823 17.851 1.00 49.26 ATOM 91 C CYS C 44 72.347 3.693 16.807 1.00 58.46 ATOM 92 O CYS C 44 72.914 2.611 16.620 1.00 66.23 ATOM 93 CB CYS C 44 71.880 4.073 19.225 1.00 53.81 ATOM 94 SG CYS C 44 70.942 3.591 20.705 1.00 60.76 ATOM 95 N SER C 45 72.650 4.804 16.130 1.00 66.11 ATOM 96 CA SER C 45 73.741 4.896 15.169 1.00 70.17 ATOM 97 C SER C 45 74.182 6.351 15.136 1.00 63.48 ATOM 98 O SER C 45 73.325 7.246 15.130 1.00 65.78 ATOM 99 CB SER C 45 73.335 4.429 13.767 1.00 69.42 ATOM 100 OG SER C 45 72.055 4.919 13.412 1.00 76.60 ATOM 101 N PRO C 46 75.491 6.626 15.124 1.00 50.16 ATOM 102 CA PRO C 46 75.994 8.004 15.201 1.00 49.67 ATOM 103 C PRO C 46 75.845 8.806 13.907 1.00 51.27 ATOM 104 O PRO C 46 76.814 9.355 13.380 1.00 54.42 ATOM 105 CB PRO C 46 77.466 7.803 15.571 1.00 53.12 ATOM 106 CG PRO C 46 77.818 6.504 14.935 1.00 43.97 ATOM 107 CD PRO C 46 76.586 5.643 15.048 1.00 50.66 ATOM 108 N ASP C 47 74.618 8.878 13.390 1.00 54.20 ATOM 109 CA ASP C 47 74.336 9.639 12.181 1.00 48.72 ATOM 110 C ASP C 47 73.747 11.017 12.475 1.00 48.01 ATOM 111 O ASP C 47 73.139 11.626 11.588 1.00 54.70 ATOM 112 CB ASP C 47 73.409 8.845 11.258 1.00 55.78 ATOM 113 CG ASP C 47 72.118 8.433 11.935 1.00 55.79 ATOM 114 OD1 ASP C 47 71.220 7.918 11.236 1.00 61.35 ATOM 115 OD2 ASP C 47 71.994 8.629 13.161 1.00 53.42 ATOM 116 N GLY C 48 73.910 11.518 13.697 1.00 39.32 ATOM 117 CA GLY C 48 73.483 12.855 14.039 1.00 37.22 ATOM 118 C GLY C 48 74.538 13.883 13.687 1.00 42.54 ATOM 119 O GLY C 48 75.682 13.539 13.373 1.00 44.04 ATOM 120 N PRO C 49 74.164 15.175 13.705 1.00 41.55 ATOM 121 CA PRO C 49 75.140 16.234 13.404 1.00 40.35 ATOM 122 C PRO C 49 76.413 16.115 14.228 1.00 40.46 ATOM 123 O PRO C 49 76.369 16.151 15.461 1.00 47.81 ATOM 124 CB PRO C 49 74.377 17.522 13.742 1.00 39.03 ATOM 125 CG PRO C 49 72.937 17.151 13.635 1.00 40.15 ATOM 126 CD PRO C 49 72.847 15.721 14.075 1.00 38.43 ATOM 127 N GLY C 50 77.551 15.969 13.554 1.00 41.03 ATOM 128 CA GLY C 50 78.820 15.867 14.240 1.00 45.31 ATOM 129 C GLY C 50 79.104 14.509 14.835 1.00 48.44 ATOM 130 O GLY C 50 80.017 14.390 15.661 1.00 54.24 ATOM 131 N GLY C 51 78.358 13.480 14.443 1.00 40.55 ATOM 132 CA GLY C 51 78.457 12.186 15.076 1.00 40.30 ATOM 133 C GLY C 51 77.512 11.971 16.238 1.00 40.40 ATOM 134 O GLY C 51 77.496 10.866 16.797 1.00 41.45 ATOM 135 N ARG C 52 76.758 12.999 16.640 1.00 47.19 ATOM 136 CA ARG C 52 75.803 12.899 17.742 1.00 45.52 ATOM 137 C ARG C 52 74.975 11.627 17.631 1.00 45.98 ATOM 138 O ARG C 52 74.316 11.390 16.615 1.00 51.97 ATOM 139 CB ARG C 52 74.889 14.127 17.746 1.00 50.84 ATOM 140 CG ARG C 52 74.077 14.297 19.021 1.00 44.44 ATOM 141 CD ARG C 52 72.603 14.552 18.728 1.00 37.63 ATOM 142 NE ARG C 52 72.385 15.603 17.735 1.00 36.27 ATOM 143 CZ ARG C 52 72.478 16.906 17.981 1.00 42.57 ATOM 144 NH1 ARG C 52 72.792 17.340 19.193 1.00 59.90 ATOM 145 NH2 ARG C 52 72.255 17.781 17.009 1.00 55.40 ATOM 146 N CYS C 53 75.017 10.801 18.672 1.00 47.54 ATOM 147 CA CYS C 53 74.357 9.501 18.621 1.00 52.57 ATOM 148 C CYS C 53 72.846 9.690 18.562 1.00 48.06 ATOM 149 O CYS C 53 72.219 10.082 19.552 1.00 49.27 ATOM 150 CB CYS C 53 74.766 8.673 19.834 1.00 50.90 ATOM 151 SG CYS C 53 73.950 7.071 19.992 1.00 63.52 ATOM 152 N GLN C 54 72.261 9.415 17.398 1.00 51.42 ATOM 153 CA GLN C 54 70.817 9.319 17.242 1.00 50.43 ATOM 154 C GLN C 54 70.352 7.910 17.589 1.00 52.71 ATOM 155 O GLN C 54 71.022 6.928 17.261 1.00 59.83 ATOM 156 CB GLN C 54 70.396 9.698 15.821 1.00 55.07 ATOM 157 CG GLN C 54 70.273 11.203 15.624 1.00 44.68 ATOM 158 CD GLN C 54 70.176 11.606 14.168 1.00 56.67 ATOM 159 OE1 GLN C 54 69.891 12.760 13.850 1.00 61.93 ATOM 160 NE2 GLN C 54 70.409 10.654 13.274 1.00 57.67 ATOM 161 N CYS C 55 69.201 7.816 18.250 1.00 44.12 ATOM 162 CA CYS C 55 68.739 6.536 18.776 1.00 52.04 ATOM 163 C CYS C 55 67.229 6.568 18.954 1.00 46.06 ATOM 164 O CYS C 55 66.699 7.464 19.618 1.00 50.93 ATOM 165 CB CYS C 55 69.422 6.186 20.099 1.00 40.94 ATOM 166 SG CYS C 55 69.116 4.470 20.567 1.00 71.60 ATOM 167 N ARG C 56 66.547 5.592 18.357 1.00 42.29 ATOM 168 CA ARG C 56 65.094 5.550 18.326 1.00 47.66 ATOM 169 C ARG C 56 64.599 4.193 18.810 1.00 55.02 ATOM 170 O ARG C 56 65.316 3.190 18.763 1.00 51.92 ATOM 171 CB ARG C 56 64.559 5.817 16.912 1.00 50.81 ATOM 172 CG ARG C 56 64.835 4.705 15.913 1.00 50.47 ATOM 173 CD ARG C 56 64.791 5.231 14.485 1.00 59.57 ATOM 174 NE ARG C 56 64.215 4.266 13.553 1.00 83.81 ATOM 175 CZ ARG C 56 64.929 3.459 12.775 1.00 88.61 ATOM 176 NH1 ARG C 56 64.319 2.613 11.956 1.00 83.99 ATOM 177 NH2 ARG C 56 66.254 3.499 12.813 1.00 76.07 ATOM 178 N ALA C 57 63.353 4.182 19.276 1.00 54.69 ATOM 179 CA ALA C 57 62.762 2.997 19.883 1.00 51.11 ATOM 180 C ALA C 57 62.393 1.961 18.831 1.00 50.08 ATOM 181 O ALA C 57 61.884 2.295 17.758 1.00 59.72 ATOM 182 CB ALA C 57 61.520 3.371 20.690 1.00 50.04 ATOM 183 N LEU C 58 62.653 0.695 19.149 1.00 37.61 ATOM 184 CA LEU C 58 62.281 -0.390 18.253 1.00 33.99 ATOM 185 C LEU C 58 60.778 -0.630 18.314 1.00 34.33 ATOM 186 O LEU C 58 60.197 -0.731 19.398 1.00 45.67 ATOM 187 CB LEU C 58 63.032 -1.666 18.630 1.00 32.72 ATOM 188 CG LEU C 58 64.248 -2.047 17.787 1.00 35.35 ATOM 189 CD1 LEU C 58 64.820 -3.375 18.255 1.00 38.03 ATOM 190 CD2 LEU C 58 63.865 -2.117 16.318 1.00 35.58 ATOM 191 N GLY C 59 60.153 -0.700 17.154 1.00 37.42 ATOM 192 CA GLY C 59 58.736 -1.034 17.042 1.00 40.86 ATOM 193 C GLY C 59 57.793 0.146 17.118 1.00 41.75 ATOM 194 O GLY C 59 56.882 0.269 16.302 1.00 46.05 ATOM 195 N SER C 60 57.999 1.020 18.105 1.00 61.95 ATOM 196 CA SER C 60 57.201 2.236 18.211 1.00 64.33 ATOM 197 C SER C 60 57.684 3.313 17.248 1.00 65.03 ATOM 198 O SER C 60 56.869 4.035 16.662 1.00 65.17 ATOM 199 CB SER C 60 57.217 2.756 19.649 1.00 66.53 ATOM 200 OG SER C 60 58.519 2.703 20.198 1.00 66.37 ATOM 201 N GLY C 61 58.999 3.438 17.073 1.00 56.90 ATOM 202 CA GLY C 61 59.561 4.567 16.367 1.00 51.24 ATOM 203 C GLY C 61 59.790 5.791 17.224 1.00 51.14 ATOM 204 O GLY C 61 60.346 6.780 16.728 1.00 47.44 ATOM 205 N MET C 62 59.379 5.759 18.489 1.00 49.96 ATOM 206 CA MET C 62 59.415 6.939 19.335 1.00 44.87 ATOM 207 C MET C 62 60.839 7.262 19.782 1.00 44.64 ATOM 208 O MET C 62 61.730 6.410 19.802 1.00 46.57 ATOM 209 CB MET C 62 58.540 6.733 20.572 1.00 40.18 ATOM 210 CG MET C 62 57.049 6.667 20.300 1.00 45.36 ATOM 211 SD MET C 62 56.281 8.295 20.261 1.00 60.41 ATOM 212 CE MET C 62 54.560 7.854 20.480 1.00 71.66 ATOM 213 N ALA C 63 61.041 8.531 20.126 1.00 41.92 ATOM 214 CA ALA C 63 62.243 8.957 20.825 1.00 40.43 ATOM 215 C ALA C 63 62.355 8.264 22.178 1.00 40.20 ATOM 216 O ALA C 63 61.355 7.990 22.846 1.00 38.46 ATOM 217 CB ALA C 63 62.245 10.470 21.012 1.00 40.17 ATOM 218 N VAL C 64 63.589 7.975 22.581 1.00 52.41 ATOM 219 CA VAL C 64 63.846 7.353 23.871 1.00 54.27 ATOM 220 C VAL C 64 64.784 8.236 24.678 1.00 53.95 ATOM 221 O VAL C 64 65.559 9.030 24.134 1.00 60.72 ATOM 222 CB VAL C 64 64.444 5.936 23.731 1.00 55.69 ATOM 223 CG1 VAL C 64 63.433 4.998 23.120 1.00 55.63 ATOM 224 CG2 VAL C 64 65.718 5.977 22.899 1.00 58.21 ATOM 225 N ASP C 65 64.695 8.090 25.995 1.00 53.43 ATOM 226 CA ASP C 65 65.577 8.752 26.947 1.00 48.23 ATOM 227 C ASP C 65 66.443 7.664 27.566 1.00 50.09 ATOM 228 O ASP C 65 65.960 6.863 28.373 1.00 57.57 ATOM 229 CB ASP C 65 64.784 9.512 28.009 1.00 57.65 ATOM 230 CG ASP C 65 65.676 10.312 28.948 1.00 52.29 ATOM 231 OD1 ASP C 65 66.913 10.283 28.777 1.00 54.71 ATOM 232 OD2 ASP C 65 65.136 10.974 29.859 1.00 50.79 ATOM 233 N CYS C 66 67.720 7.636 27.188 1.00 49.39 ATOM 234 CA CYS C 66 68.629 6.574 27.589 1.00 45.36 ATOM 235 C CYS C 66 69.275 6.850 28.938 1.00 45.62 ATOM 236 O CYS C 66 70.310 6.256 29.260 1.00 50.47 ATOM 237 CB CYS C 66 69.700 6.363 26.517 1.00 46.92 ATOM 238 SG CYS C 66 69.033 5.975 24.883 1.00 63.52 ATOM 239 N SER C 67 68.676 7.739 29.732 1.00 49.56 ATOM 240 CA SER C 67 69.120 8.021 31.087 1.00 50.00 ATOM 241 C SER C 67 68.173 7.488 32.150 1.00 56.58 ATOM 242 O SER C 67 68.598 7.312 33.296 1.00 68.58 ATOM 243 CB SER C 67 69.295 9.533 31.289 1.00 54.09 ATOM 244 OG SER C 67 70.278 10.053 30.411 1.00 63.71 ATOM 245 N THR C 68 66.912 7.228 31.807 1.00 58.15 ATOM 246 CA THR C 68 65.949 6.653 32.735 1.00 61.12 ATOM 247 C THR C 68 65.177 5.537 32.037 1.00 59.45 ATOM 248 O THR C 68 65.404 5.229 30.863 1.00 57.49 ATOM 249 CB THR C 68 64.981 7.718 33.268 1.00 66.45 ATOM 250 OG1 THR C 68 64.515 8.530 32.183 1.00 57.65 ATOM 251 CG2 THR C 68 65.669 8.601 34.298 1.00 76.95 ATOM 252 N LEU C 69 64.251 4.934 32.779 1.00 54.47 ATOM 253 CA LEU C 69 63.459 3.826 32.262 1.00 46.35 ATOM 254 C LEU C 69 62.556 4.272 31.119 1.00 47.50 ATOM 255 O LEU C 69 61.984 5.365 31.146 1.00 48.73 ATOM 256 CB LEU C 69 62.620 3.211 33.380 1.00 41.39 ATOM 257 CG LEU C 69 63.391 2.763 34.621 1.00 43.61 ATOM 258 CD1 LEU C 69 62.458 2.083 35.607 1.00 42.23 ATOM 259 CD2 LEU C 69 64.539 1.842 34.240 1.00 44.52 TER