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 B 1 323 UNP P09758 TACD2_HUMAN 1 323 SEQRES 1 B 38 ASP ASN CYS THR CYS PRO THR ASN LYS MET THR VAL CYS SEQRES 2 B 38 SER PRO ASP GLY PRO GLY GLY ARG CYS GLN CYS ARG ALA SEQRES 3 B 38 LEU GLY SER GLY MET ALA VAL ASP CYS SER THR LEU ATOM 1 N ASP B 32 50.218 63.628 -2.292 1.00140.32 ATOM 2 CA ASP B 32 51.560 63.066 -2.391 1.00138.96 ATOM 3 C ASP B 32 51.769 62.413 -3.753 1.00135.01 ATOM 4 O ASP B 32 51.291 62.907 -4.774 1.00129.50 ATOM 5 CB ASP B 32 51.797 62.043 -1.276 1.00138.70 ATOM 6 CG ASP B 32 53.171 62.169 -0.646 1.00141.58 ATOM 7 OD1 ASP B 32 53.245 62.407 0.579 1.00131.15 ATOM 8 OD2 ASP B 32 54.177 62.033 -1.373 1.00143.93 ATOM 9 N ASN B 33 52.496 61.302 -3.754 1.00126.57 ATOM 10 CA ASN B 33 52.667 60.473 -4.935 1.00119.17 ATOM 11 C ASN B 33 51.472 59.535 -5.083 1.00114.77 ATOM 12 O ASN B 33 50.694 59.329 -4.148 1.00118.16 ATOM 13 CB ASN B 33 53.971 59.674 -4.850 1.00111.36 ATOM 14 CG ASN B 33 54.425 59.141 -6.201 1.00117.72 ATOM 15 OD1 ASN B 33 53.609 58.767 -7.043 1.00117.39 ATOM 16 ND2 ASN B 33 55.736 59.106 -6.410 1.00115.38 ATOM 17 N CYS B 34 51.323 58.966 -6.278 1.00 97.08 ATOM 18 CA CYS B 34 50.230 58.027 -6.523 1.00 94.46 ATOM 19 C CYS B 34 50.598 56.705 -5.872 1.00 94.43 ATOM 20 O CYS B 34 51.159 55.803 -6.493 1.00 94.23 ATOM 21 CB CYS B 34 49.966 57.862 -8.013 1.00 91.35 ATOM 22 SG CYS B 34 48.592 58.855 -8.585 1.00113.98 ATOM 23 N THR B 35 50.257 56.605 -4.590 1.00 85.98 ATOM 24 CA THR B 35 50.588 55.470 -3.745 1.00 74.76 ATOM 25 C THR B 35 49.374 55.111 -2.902 1.00 75.19 ATOM 26 O THR B 35 48.694 55.994 -2.372 1.00 79.68 ATOM 27 CB THR B 35 51.804 55.762 -2.847 1.00 75.51 ATOM 28 OG1 THR B 35 52.005 54.673 -1.937 1.00 80.46 ATOM 29 CG2 THR B 35 51.614 57.052 -2.059 1.00 82.10 ATOM 30 N CYS B 36 49.084 53.818 -2.812 1.00 64.86 ATOM 31 CA CYS B 36 47.978 53.358 -1.984 1.00 63.71 ATOM 32 C CYS B 36 48.566 52.659 -0.765 1.00 64.39 ATOM 33 O CYS B 36 48.721 51.431 -0.762 1.00 65.54 ATOM 34 CB CYS B 36 47.063 52.421 -2.776 1.00 63.05 ATOM 35 SG CYS B 36 45.472 52.062 -1.997 1.00 65.51 ATOM 36 N PRO B 37 48.916 53.419 0.279 1.00 64.07 ATOM 37 CA PRO B 37 49.670 52.840 1.406 1.00 65.59 ATOM 38 C PRO B 37 49.018 51.632 2.055 1.00 56.36 ATOM 39 O PRO B 37 49.732 50.754 2.554 1.00 55.92 ATOM 40 CB PRO B 37 49.781 54.016 2.388 1.00 63.13 ATOM 41 CG PRO B 37 48.648 54.922 2.030 1.00 61.68 ATOM 42 CD PRO B 37 48.504 54.808 0.544 1.00 60.89 ATOM 43 N THR B 38 47.689 51.554 2.070 1.00 47.51 ATOM 44 CA THR B 38 47.008 50.470 2.764 1.00 48.59 ATOM 45 C THR B 38 46.779 49.244 1.891 1.00 44.53 ATOM 46 O THR B 38 46.330 48.214 2.406 1.00 41.92 ATOM 47 CB THR B 38 45.663 50.950 3.319 1.00 53.51 ATOM 48 OG1 THR B 38 44.911 51.579 2.275 1.00 56.05 ATOM 49 CG2 THR B 38 45.880 51.943 4.451 1.00 52.72 ATOM 50 N ASN B 39 47.074 49.321 0.594 1.00 48.25 ATOM 51 CA ASN B 39 46.884 48.177 -0.296 1.00 45.59 ATOM 52 C ASN B 39 47.879 48.316 -1.445 1.00 54.21 ATOM 53 O ASN B 39 47.664 49.113 -2.364 1.00 59.51 ATOM 54 CB ASN B 39 45.448 48.108 -0.800 1.00 40.68 ATOM 55 CG ASN B 39 45.165 46.844 -1.589 1.00 41.58 ATOM 56 OD1 ASN B 39 46.018 45.963 -1.704 1.00 43.16 ATOM 57 ND2 ASN B 39 43.959 46.747 -2.137 1.00 46.59 ATOM 58 N LYS B 40 48.961 47.537 -1.383 1.00 62.52 ATOM 59 CA LYS B 40 49.938 47.517 -2.464 1.00 62.28 ATOM 60 C LYS B 40 49.402 46.831 -3.713 1.00 63.23 ATOM 61 O LYS B 40 49.880 47.118 -4.816 1.00 67.82 ATOM 62 CB LYS B 40 51.228 46.837 -2.001 1.00 59.63 ATOM 63 CG LYS B 40 51.254 45.331 -2.198 1.00 59.29 ATOM 64 CD LYS B 40 52.193 44.664 -1.211 1.00 66.09 ATOM 65 CE LYS B 40 53.547 45.355 -1.175 1.00 69.49 ATOM 66 NZ LYS B 40 54.407 44.831 -0.078 1.00 67.05 ATOM 67 N MET B 41 48.424 45.935 -3.568 1.00 51.77 ATOM 68 CA MET B 41 47.894 45.168 -4.694 1.00 56.21 ATOM 69 C MET B 41 46.923 46.027 -5.507 1.00 57.83 ATOM 70 O MET B 41 45.743 45.716 -5.670 1.00 53.91 ATOM 71 CB MET B 41 47.221 43.898 -4.190 1.00 57.86 ATOM 72 CG MET B 41 47.991 43.177 -3.095 1.00 54.19 ATOM 73 SD MET B 41 49.286 42.096 -3.731 1.00 69.34 ATOM 74 CE MET B 41 48.396 40.547 -3.858 1.00 58.41 ATOM 75 N THR B 42 47.461 47.124 -6.038 1.00 66.22 ATOM 76 CA THR B 42 46.683 48.101 -6.785 1.00 64.59 ATOM 77 C THR B 42 47.574 48.732 -7.843 1.00 65.89 ATOM 78 O THR B 42 48.802 48.613 -7.802 1.00 70.59 ATOM 79 CB THR B 42 46.118 49.210 -5.881 1.00 65.80 ATOM 80 OG1 THR B 42 47.178 49.783 -5.103 1.00 58.73 ATOM 81 CG2 THR B 42 45.027 48.686 -4.952 1.00 64.22 ATOM 82 N VAL B 43 46.939 49.403 -8.800 1.00 57.42 ATOM 83 CA VAL B 43 47.627 50.257 -9.761 1.00 56.63 ATOM 84 C VAL B 43 47.122 51.675 -9.550 1.00 50.28 ATOM 85 O VAL B 43 45.940 51.958 -9.787 1.00 55.21 ATOM 86 CB VAL B 43 47.396 49.805 -11.209 1.00 49.10 ATOM 87 CG1 VAL B 43 48.050 50.780 -12.176 1.00 58.06 ATOM 88 CG2 VAL B 43 47.944 48.408 -11.420 1.00 56.04 ATOM 89 N CYS B 44 48.004 52.568 -9.114 1.00 51.80 ATOM 90 CA CYS B 44 47.687 53.987 -9.083 1.00 68.31 ATOM 91 C CYS B 44 48.371 54.688 -10.250 1.00 74.39 ATOM 92 O CYS B 44 49.470 54.313 -10.666 1.00 81.56 ATOM 93 CB CYS B 44 48.131 54.637 -7.768 1.00 75.03 ATOM 94 SG CYS B 44 47.588 53.873 -6.205 1.00 85.02 ATOM 95 N SER B 45 47.707 55.715 -10.777 1.00 84.89 ATOM 96 CA SER B 45 48.309 56.610 -11.755 1.00 86.93 ATOM 97 C SER B 45 47.582 57.942 -11.685 1.00 89.31 ATOM 98 O SER B 45 46.376 57.966 -11.416 1.00 90.65 ATOM 99 CB SER B 45 48.233 56.025 -13.173 1.00 89.91 ATOM 100 OG SER B 45 46.969 55.434 -13.416 1.00 96.64 ATOM 101 N PRO B 46 48.276 59.064 -11.920 1.00 75.74 ATOM 102 CA PRO B 46 47.627 60.381 -11.918 1.00 77.57 ATOM 103 C PRO B 46 46.952 60.731 -13.244 1.00 86.29 ATOM 104 O PRO B 46 47.138 61.821 -13.789 1.00 89.90 ATOM 105 CB PRO B 46 48.790 61.327 -11.605 1.00 70.52 ATOM 106 CG PRO B 46 49.966 60.657 -12.225 1.00 74.15 ATOM 107 CD PRO B 46 49.739 59.172 -12.065 1.00 75.05 ATOM 108 N ASP B 47 46.160 59.797 -13.766 1.00 90.13 ATOM 109 CA ASP B 47 45.421 59.994 -15.005 1.00 89.52 ATOM 110 C ASP B 47 44.040 60.603 -14.786 1.00 92.87 ATOM 111 O ASP B 47 43.235 60.630 -15.723 1.00 98.70 ATOM 112 CB ASP B 47 45.299 58.668 -15.763 1.00 85.29 ATOM 113 CG ASP B 47 44.723 57.555 -14.909 1.00 86.47 ATOM 114 OD1 ASP B 47 44.436 56.472 -15.461 1.00 87.54 ATOM 115 OD2 ASP B 47 44.559 57.761 -13.689 1.00 96.40 ATOM 116 N GLY B 48 43.746 61.090 -13.582 1.00 78.39 ATOM 117 CA GLY B 48 42.432 61.598 -13.269 1.00 84.10 ATOM 118 C GLY B 48 42.287 63.082 -13.536 1.00 86.79 ATOM 119 O GLY B 48 43.244 63.763 -13.918 1.00 87.52 ATOM 120 N PRO B 49 41.055 63.608 -13.368 1.00 83.18 ATOM 121 CA PRO B 49 40.808 65.043 -13.584 1.00 83.56 ATOM 122 C PRO B 49 41.825 65.951 -12.909 1.00 76.17 ATOM 123 O PRO B 49 41.954 65.955 -11.681 1.00 74.45 ATOM 124 CB PRO B 49 39.407 65.244 -12.995 1.00 81.91 ATOM 125 CG PRO B 49 38.752 63.915 -13.142 1.00 72.52 ATOM 126 CD PRO B 49 39.838 62.892 -12.946 1.00 79.56 ATOM 127 N GLY B 50 42.539 66.733 -13.714 1.00 94.73 ATOM 128 CA GLY B 50 43.584 67.614 -13.230 1.00102.49 ATOM 129 C GLY B 50 44.661 66.844 -12.496 1.00 95.99 ATOM 130 O GLY B 50 45.015 67.177 -11.361 1.00 91.64 ATOM 131 N GLY B 51 45.188 65.810 -13.145 1.00105.50 ATOM 132 CA GLY B 51 46.217 64.981 -12.544 1.00105.55 ATOM 133 C GLY B 51 45.808 64.328 -11.243 1.00105.91 ATOM 134 O GLY B 51 46.674 64.032 -10.412 1.00101.78 ATOM 135 N ARG B 52 44.512 64.098 -11.036 1.00 97.64 ATOM 136 CA ARG B 52 44.067 63.415 -9.829 1.00 93.35 ATOM 137 C ARG B 52 44.573 61.979 -9.816 1.00 98.06 ATOM 138 O ARG B 52 44.733 61.343 -10.862 1.00 96.88 ATOM 139 CB ARG B 52 42.542 63.438 -9.728 1.00 91.08 ATOM 140 CG ARG B 52 42.019 63.349 -8.304 1.00 95.41 ATOM 141 CD ARG B 52 40.545 63.696 -8.246 1.00 91.99 ATOM 142 NE ARG B 52 39.731 62.705 -8.939 1.00 87.02 ATOM 143 CZ ARG B 52 38.443 62.865 -9.225 1.00 94.85 ATOM 144 NH1 ARG B 52 37.782 61.909 -9.860 1.00101.47 ATOM 145 NH2 ARG B 52 37.820 63.985 -8.883 1.00 96.17 ATOM 146 N CYS B 53 44.828 61.467 -8.615 1.00 96.83 ATOM 147 CA CYS B 53 45.356 60.115 -8.470 1.00 92.85 ATOM 148 C CYS B 53 44.202 59.114 -8.457 1.00 85.71 ATOM 149 O CYS B 53 43.465 59.016 -7.470 1.00 87.92 ATOM 150 CB CYS B 53 46.206 60.011 -7.209 1.00 87.10 ATOM 151 SG CYS B 53 47.180 58.507 -7.158 1.00102.86 ATOM 152 N GLN B 54 44.043 58.372 -9.546 1.00 76.82 ATOM 153 CA GLN B 54 43.115 57.252 -9.601 1.00 76.36 ATOM 154 C GLN B 54 43.865 55.951 -9.346 1.00 72.28 ATOM 155 O GLN B 54 45.006 55.787 -9.788 1.00 80.37 ATOM 156 CB GLN B 54 42.393 57.202 -10.946 1.00 79.37 ATOM 157 CG GLN B 54 41.237 58.180 -11.033 1.00 79.10 ATOM 158 CD GLN B 54 40.910 58.573 -12.456 1.00 84.78 ATOM 159 OE1 GLN B 54 41.468 58.029 -13.408 1.00 85.44 ATOM 160 NE2 GLN B 54 40.004 59.529 -12.609 1.00 87.24 ATOM 161 N CYS B 55 43.218 55.027 -8.639 1.00 61.68 ATOM 162 CA CYS B 55 43.879 53.798 -8.208 1.00 63.94 ATOM 163 C CYS B 55 42.858 52.677 -8.091 1.00 54.68 ATOM 164 O CYS B 55 41.906 52.782 -7.310 1.00 65.82 ATOM 165 CB CYS B 55 44.616 53.997 -6.883 1.00 60.34 ATOM 166 SG CYS B 55 45.929 52.785 -6.640 1.00 81.93 ATOM 167 N ARG B 56 43.057 51.615 -8.867 1.00 48.35 ATOM 168 CA ARG B 56 42.148 50.482 -8.951 1.00 55.80 ATOM 169 C ARG B 56 42.813 49.219 -8.414 1.00 60.21 ATOM 170 O ARG B 56 44.040 49.090 -8.403 1.00 60.98 ATOM 171 CB ARG B 56 41.696 50.251 -10.397 1.00 63.70 ATOM 172 CG ARG B 56 42.811 49.819 -11.327 1.00 67.06 ATOM 173 CD ARG B 56 42.307 49.630 -12.745 1.00 70.02 ATOM 174 NE ARG B 56 43.402 49.360 -13.671 1.00 82.44 ATOM 175 CZ ARG B 56 43.903 48.151 -13.901 1.00 90.16 ATOM 176 NH1 ARG B 56 43.408 47.095 -13.269 1.00 80.76 ATOM 177 NH2 ARG B 56 44.901 47.998 -14.760 1.00 88.48 ATOM 178 N ALA B 57 41.979 48.283 -7.964 1.00 75.82 ATOM 179 CA ALA B 57 42.434 47.086 -7.264 1.00 73.74 ATOM 180 C ALA B 57 42.732 45.967 -8.256 1.00 78.16 ATOM 181 O ALA B 57 41.865 45.584 -9.049 1.00 88.97 ATOM 182 CB ALA B 57 41.391 46.624 -6.250 1.00 76.38 ATOM 183 N LEU B 58 43.963 45.458 -8.213 1.00 61.20 ATOM 184 CA LEU B 58 44.370 44.352 -9.073 1.00 57.24 ATOM 185 C LEU B 58 43.471 43.136 -8.883 1.00 53.16 ATOM 186 O LEU B 58 43.192 42.722 -7.754 1.00 59.39 ATOM 187 CB LEU B 58 45.822 43.976 -8.780 1.00 52.90 ATOM 188 CG LEU B 58 46.886 44.946 -9.286 1.00 52.91 ATOM 189 CD1 LEU B 58 48.276 44.443 -8.937 1.00 58.22 ATOM 190 CD2 LEU B 58 46.740 45.115 -10.785 1.00 59.65 ATOM 191 N GLY B 59 42.995 42.583 -9.998 1.00 46.44 ATOM 192 CA GLY B 59 42.302 41.314 -10.034 1.00 51.90 ATOM 193 C GLY B 59 40.812 41.406 -9.778 1.00 57.56 ATOM 194 O GLY B 59 40.043 40.622 -10.343 1.00 60.77 ATOM 195 N SER B 60 40.391 42.342 -8.931 1.00 67.12 ATOM 196 CA SER B 60 38.987 42.678 -8.746 1.00 67.18 ATOM 197 C SER B 60 38.518 43.733 -9.737 1.00 66.07 ATOM 198 O SER B 60 37.387 43.663 -10.231 1.00 66.57 ATOM 199 CB SER B 60 38.739 43.151 -7.311 1.00 68.73 ATOM 200 OG SER B 60 39.752 44.041 -6.885 1.00 65.72 ATOM 201 N GLY B 61 39.367 44.717 -10.030 1.00 60.63 ATOM 202 CA GLY B 61 38.938 45.918 -10.711 1.00 66.91 ATOM 203 C GLY B 61 38.128 46.863 -9.856 1.00 66.68 ATOM 204 O GLY B 61 37.669 47.893 -10.363 1.00 66.47 ATOM 205 N MET B 62 37.945 46.548 -8.577 1.00 69.09 ATOM 206 CA MET B 62 37.115 47.330 -7.679 1.00 65.14 ATOM 207 C MET B 62 37.854 48.573 -7.193 1.00 64.35 ATOM 208 O MET B 62 39.086 48.634 -7.168 1.00 63.44 ATOM 209 CB MET B 62 36.691 46.488 -6.475 1.00 57.45 ATOM 210 CG MET B 62 35.661 45.416 -6.781 1.00 63.25 ATOM 211 SD MET B 62 33.988 46.070 -6.916 1.00 69.75 ATOM 212 CE MET B 62 33.053 44.552 -7.083 1.00 78.58 ATOM 213 N ALA B 63 37.071 49.580 -6.820 1.00 60.19 ATOM 214 CA ALA B 63 37.596 50.741 -6.119 1.00 58.56 ATOM 215 C ALA B 63 38.216 50.324 -4.789 1.00 57.80 ATOM 216 O ALA B 63 37.924 49.259 -4.239 1.00 64.30 ATOM 217 CB ALA B 63 36.497 51.773 -5.887 1.00 58.27 ATOM 218 N VAL B 64 39.080 51.189 -4.266 1.00 52.22 ATOM 219 CA VAL B 64 39.837 50.901 -3.055 1.00 57.34 ATOM 220 C VAL B 64 39.997 52.179 -2.249 1.00 63.61 ATOM 221 O VAL B 64 40.272 53.251 -2.798 1.00 65.14 ATOM 222 CB VAL B 64 41.221 50.290 -3.357 1.00 63.17 ATOM 223 CG1 VAL B 64 41.099 48.804 -3.594 1.00 58.33 ATOM 224 CG2 VAL B 64 41.857 50.979 -4.556 1.00 68.76 ATOM 225 N ASP B 65 39.816 52.051 -0.941 1.00 59.99 ATOM 226 CA ASP B 65 39.968 53.148 0.003 1.00 57.90 ATOM 227 C ASP B 65 41.374 53.042 0.576 1.00 56.36 ATOM 228 O ASP B 65 41.653 52.168 1.404 1.00 59.48 ATOM 229 CB ASP B 65 38.907 53.084 1.101 1.00 62.50 ATOM 230 CG ASP B 65 38.928 54.300 2.012 1.00 58.06 ATOM 231 OD1 ASP B 65 39.795 55.180 1.826 1.00 60.35 ATOM 232 OD2 ASP B 65 38.072 54.378 2.918 1.00 55.93 ATOM 233 N CYS B 66 42.257 53.933 0.132 1.00 63.90 ATOM 234 CA CYS B 66 43.677 53.876 0.441 1.00 67.50 ATOM 235 C CYS B 66 43.996 54.473 1.799 1.00 72.12 ATOM 236 O CYS B 66 45.162 54.766 2.092 1.00 76.79 ATOM 237 CB CYS B 66 44.486 54.578 -0.652 1.00 69.85 ATOM 238 SG CYS B 66 44.398 53.766 -2.261 1.00 79.55 ATOM 239 N SER B 67 42.968 54.652 2.629 1.00 70.09 ATOM 240 CA SER B 67 43.125 55.124 3.993 1.00 66.04 ATOM 241 C SER B 67 42.919 54.032 5.032 1.00 64.50 ATOM 242 O SER B 67 43.451 54.155 6.139 1.00 72.13 ATOM 243 CB SER B 67 42.147 56.274 4.278 1.00 68.01 ATOM 244 OG SER B 67 42.444 57.406 3.479 1.00 84.45 ATOM 245 N THR B 68 42.169 52.976 4.714 1.00 62.30 ATOM 246 CA THR B 68 42.023 51.844 5.617 1.00 63.44 ATOM 247 C THR B 68 42.220 50.534 4.863 1.00 60.41 ATOM 248 O THR B 68 42.380 50.504 3.639 1.00 59.96 ATOM 249 CB THR B 68 40.646 51.844 6.299 1.00 65.68 ATOM 250 OG1 THR B 68 39.621 52.011 5.311 1.00 64.47 ATOM 251 CG2 THR B 68 40.550 52.967 7.321 1.00 71.11 ATOM 252 N LEU B 69 42.221 49.446 5.636 1.00 64.23 ATOM 253 CA LEU B 69 42.323 48.090 5.107 1.00 60.59 ATOM 254 C LEU B 69 41.332 47.834 3.978 1.00 57.91 ATOM 255 O LEU B 69 40.175 48.258 4.037 1.00 61.99 ATOM 256 CB LEU B 69 42.104 47.077 6.232 1.00 54.39 ATOM 257 CG LEU B 69 42.919 47.307 7.506 1.00 51.49 ATOM 258 CD1 LEU B 69 42.743 46.140 8.458 1.00 53.27 ATOM 259 CD2 LEU B 69 44.391 47.523 7.186 1.00 52.87 TER