HEADER LIGASE 04-OCT-13 4C9Z TITLE Crystal structure of Siah1 at 1.95 A resolution COMPND MOL_ID: 1; COMPND 2 MOLECULE: E3 UBIQUITIN-PROTEIN LIGASE SIAH1; COMPND 3 CHAIN: A, B; COMPND 4 EC: 6.3.2.-; COMPND 5 FRAGMENT: TWO ZINC FINGERS AND SUBSTRATE BINDING DOMAIN, RESIDUES ; COMPND 6 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 1.95 ANGSTORMS DBREF 4C9Z A 91 282 UNP Q8IUQ4 SIAH1_HUMAN 91 282 SEQRES 1 A 30 ARG PRO TYR SER CYS PRO CYS PRO GLY ALA SER CYS LYS SEQRES 2 A 30 TRP GLN GLY SER LEU ASP ALA VAL MET PRO HIS LEU MET SEQRES 3 A 30 HIS GLN HIS LYS ATOM 1 N ARG A 124 14.391 -1.943 9.389 1.00 56.50 ATOM 2 CA ARG A 124 14.395 -0.787 10.270 1.00 54.78 ATOM 3 C ARG A 124 14.499 0.495 9.442 1.00 55.62 ATOM 4 O ARG A 124 15.408 0.623 8.623 1.00 55.92 ATOM 5 CB ARG A 124 15.544 -0.861 11.267 1.00 52.99 ATOM 6 CG ARG A 124 15.613 0.349 12.164 1.00 53.45 ATOM 7 CD ARG A 124 16.701 0.216 13.183 1.00 55.66 ATOM 8 NE ARG A 124 16.690 1.345 14.100 1.00 64.20 ATOM 9 CZ ARG A 124 17.537 1.492 15.110 1.00 65.41 ATOM 10 NH1 ARG A 124 18.464 0.572 15.335 1.00 63.25 ATOM 11 NH2 ARG A 124 17.453 2.556 15.898 1.00 59.86 ATOM 12 N PRO A 125 13.548 1.430 9.630 1.00 55.59 ATOM 13 CA PRO A 125 13.595 2.684 8.895 1.00 56.07 ATOM 14 C PRO A 125 14.553 3.705 9.524 1.00 51.03 ATOM 15 O PRO A 125 14.671 3.787 10.755 1.00 50.21 ATOM 16 CB PRO A 125 12.146 3.179 8.967 1.00 59.73 ATOM 17 CG PRO A 125 11.638 2.640 10.249 1.00 61.04 ATOM 18 CD PRO A 125 12.339 1.329 10.469 1.00 57.64 ATOM 19 N TYR A 126 15.233 4.455 8.664 1.00 49.31 ATOM 20 CA TYR A 126 16.113 5.557 9.058 1.00 47.40 ATOM 21 C TYR A 126 15.747 6.778 8.224 1.00 49.48 ATOM 22 O TYR A 126 15.557 6.662 7.012 1.00 50.81 ATOM 23 CB TYR A 126 17.582 5.192 8.795 1.00 43.91 ATOM 24 CG TYR A 126 18.169 4.213 9.780 1.00 43.39 ATOM 25 CD1 TYR A 126 18.021 2.839 9.599 1.00 40.79 ATOM 26 CD2 TYR A 126 18.881 4.656 10.892 1.00 44.47 ATOM 27 CE1 TYR A 126 18.558 1.937 10.500 1.00 41.55 ATOM 28 CE2 TYR A 126 19.429 3.747 11.804 1.00 33.37 ATOM 29 CZ TYR A 126 19.258 2.395 11.600 1.00 42.39 ATOM 30 OH TYR A 126 19.780 1.497 12.499 1.00 45.88 ATOM 31 N SER A 127 15.663 7.946 8.860 1.00 52.31 ATOM 32 CA SER A 127 15.426 9.205 8.135 1.00 52.54 ATOM 33 C SER A 127 16.698 9.650 7.405 1.00 49.27 ATOM 34 O SER A 127 17.784 9.141 7.684 1.00 46.06 ATOM 35 CB SER A 127 14.975 10.309 9.099 1.00 55.67 ATOM 36 OG SER A 127 13.947 9.856 9.961 1.00 59.20 ATOM 37 N CYS A 128 16.566 10.602 6.481 1.00 47.50 ATOM 38 CA CYS A 128 17.736 11.181 5.825 1.00 44.51 ATOM 39 C CYS A 128 18.528 12.003 6.831 1.00 40.44 ATOM 40 O CYS A 128 17.963 12.878 7.485 1.00 44.12 ATOM 41 CB CYS A 128 17.351 12.059 4.650 1.00 48.26 ATOM 42 SG CYS A 128 18.761 13.010 4.033 1.00 45.35 ATOM 43 N PRO A 129 19.833 11.722 6.958 1.00 35.75 ATOM 44 CA PRO A 129 20.643 12.358 8.009 1.00 35.13 ATOM 45 C PRO A 129 21.198 13.740 7.668 1.00 39.90 ATOM 46 O PRO A 129 21.785 14.392 8.532 1.00 40.26 ATOM 47 CB PRO A 129 21.775 11.343 8.232 1.00 36.22 ATOM 48 CG PRO A 129 21.982 10.713 6.859 1.00 32.64 ATOM 49 CD PRO A 129 20.565 10.632 6.268 1.00 35.44 ATOM 50 N CYS A 130 21.009 14.179 6.427 1.00 38.84 ATOM 51 CA CYS A 130 21.427 15.498 5.997 0.50 42.47 ATOM 52 C CYS A 130 20.634 16.560 6.782 1.00 45.08 ATOM 53 O CYS A 130 19.419 16.432 6.955 1.00 49.49 ATOM 54 CB CYS A 130 21.199 15.644 4.486 0.50 43.74 ATOM 55 SG CYS A 130 22.145 16.938 3.639 0.50 46.45 ATOM 56 N PRO A 131 21.329 17.587 7.280 1.00 45.27 ATOM 57 CA PRO A 131 20.543 18.654 7.883 1.00 54.36 ATOM 58 C PRO A 131 19.756 19.371 6.773 1.00 60.28 ATOM 59 O PRO A 131 20.303 19.611 5.690 1.00 59.43 ATOM 60 CB PRO A 131 21.605 19.570 8.503 1.00 55.32 ATOM 61 CG PRO A 131 22.872 19.246 7.800 1.00 49.43 ATOM 62 CD PRO A 131 22.782 17.790 7.449 1.00 41.38 ATOM 63 N GLY A 132 18.484 19.673 7.009 1.00 73.30 ATOM 64 CA GLY A 132 17.787 19.336 8.246 1.00 80.58 ATOM 65 C GLY A 132 16.371 18.874 7.964 1.00 87.91 ATOM 66 O GLY A 132 16.063 17.685 8.097 1.00 87.33 ATOM 67 N ALA A 133 15.518 19.813 7.554 1.00 95.66 ATOM 68 CA ALA A 133 14.078 19.553 7.384 1.00104.58 ATOM 69 C ALA A 133 13.625 19.415 5.924 1.00107.12 ATOM 70 O ALA A 133 12.476 19.047 5.654 1.00110.62 ATOM 71 CB ALA A 133 13.256 20.633 8.099 1.00113.28 ATOM 72 N SER A 134 14.535 19.710 4.997 1.00 66.91 ATOM 73 CA SER A 134 14.265 19.659 3.557 1.00 69.26 ATOM 74 C SER A 134 13.886 18.259 3.058 1.00 68.14 ATOM 75 O SER A 134 12.873 18.095 2.383 1.00 69.22 ATOM 76 CB SER A 134 15.480 20.186 2.778 1.00 68.96 ATOM 77 OG SER A 134 16.679 19.538 3.189 1.00 69.71 ATOM 78 N CYS A 135 14.695 17.259 3.405 1.00 64.51 ATOM 79 CA CYS A 135 14.523 15.902 2.878 1.00 62.02 ATOM 80 C CYS A 135 13.662 14.997 3.768 1.00 62.55 ATOM 81 O CYS A 135 13.888 14.877 4.978 1.00 61.97 ATOM 82 CB CYS A 135 15.884 15.246 2.623 1.00 54.83 ATOM 83 SG CYS A 135 15.761 13.764 1.623 1.00 47.94 ATOM 84 N LYS A 136 12.697 14.340 3.137 1.00 64.82 ATOM 85 CA LYS A 136 11.703 13.523 3.834 1.00 66.54 ATOM 86 C LYS A 136 11.911 12.019 3.601 1.00 64.74 ATOM 87 O LYS A 136 11.070 11.203 3.979 1.00 65.18 ATOM 88 CB LYS A 136 10.276 13.971 3.450 1.00 71.92 ATOM 89 CG LYS A 136 9.776 13.562 2.045 1.00 75.09 ATOM 90 CD LYS A 136 10.496 14.279 0.891 1.00 82.80 ATOM 91 CE LYS A 136 11.604 13.412 0.289 1.00 85.13 ATOM 92 NZ LYS A 136 12.355 14.114 -0.787 1.00 85.44 ATOM 93 N TRP A 137 13.044 11.664 2.993 1.00 60.96 ATOM 94 CA TRP A 137 13.395 10.264 2.730 1.00 57.44 ATOM 95 C TRP A 137 13.518 9.445 4.010 1.00 53.08 ATOM 96 O TRP A 137 13.970 9.944 5.044 1.00 52.39 ATOM 97 CB TRP A 137 14.701 10.179 1.946 1.00 53.10 ATOM 98 CG TRP A 137 15.169 8.776 1.626 1.00 54.38 ATOM 99 CD1 TRP A 137 14.814 8.025 0.546 1.00 55.34 ATOM 100 CD2 TRP A 137 16.095 7.973 2.388 1.00 49.70 ATOM 101 NE1 TRP A 137 15.450 6.803 0.585 1.00 51.67 ATOM 102 CE2 TRP A 137 16.243 6.747 1.701 1.00 50.96 ATOM 103 CE3 TRP A 137 16.803 8.169 3.587 1.00 44.24 ATOM 104 CZ2 TRP A 137 17.073 5.719 2.165 1.00 48.57 ATOM 105 CZ3 TRP A 137 17.634 7.139 4.051 1.00 42.20 ATOM 106 CH2 TRP A 137 17.763 5.929 3.328 1.00 31.71 ATOM 107 N GLN A 138 13.096 8.188 3.906 1.00 56.59 ATOM 108 CA GLN A 138 13.213 7.189 4.951 1.00 57.24 ATOM 109 C GLN A 138 13.584 5.874 4.277 1.00 55.51 ATOM 110 O GLN A 138 13.128 5.594 3.174 1.00 56.00 ATOM 111 CB GLN A 138 11.881 7.019 5.681 1.00 63.90 ATOM 112 CG GLN A 138 11.617 8.035 6.786 1.00 69.82 ATOM 113 CD GLN A 138 10.357 7.709 7.577 1.00 84.18 ATOM 114 OE1 GLN A 138 10.106 6.552 7.926 1.00 87.90 ATOM 115 NE2 GLN A 138 9.558 8.731 7.864 1.00 89.26 ATOM 116 N GLY A 139 14.411 5.074 4.942 1.00 52.28 ATOM 117 CA GLY A 139 14.895 3.807 4.380 1.00 47.40 ATOM 118 C GLY A 139 15.816 3.067 5.333 1.00 42.61 ATOM 119 O GLY A 139 16.019 3.498 6.477 1.00 37.56 ATOM 120 N SER A 140 16.369 1.952 4.857 1.00 41.97 ATOM 121 CA SER A 140 17.243 1.092 5.660 1.00 43.08 ATOM 122 C SER A 140 18.606 1.725 5.891 1.00 40.14 ATOM 123 O SER A 140 19.013 2.627 5.158 1.00 41.59 ATOM 124 CB SER A 140 17.429 -0.269 4.977 1.00 48.60 ATOM 125 OG SER A 140 18.240 -0.151 3.817 1.00 47.38 ATOM 126 N LEU A 141 19.320 1.234 6.901 1.00 38.82 ATOM 127 CA LEU A 141 20.659 1.719 7.207 1.00 34.78 ATOM 128 C LEU A 141 21.578 1.656 5.997 1.00 34.53 ATOM 129 O LEU A 141 22.325 2.601 5.711 1.00 31.30 ATOM 130 CB LEU A 141 21.264 0.927 8.358 1.00 34.25 ATOM 131 CG LEU A 141 22.653 1.340 8.851 1.00 29.80 ATOM 132 CD1 LEU A 141 22.730 2.826 9.206 1.00 29.48 ATOM 133 CD2 LEU A 141 23.014 0.475 10.055 1.00 37.10 ATOM 134 N ASP A 142 21.529 0.537 5.284 1.00 38.58 ATOM 135 CA ASP A 142 22.391 0.347 4.117 1.00 40.38 ATOM 136 C ASP A 142 21.973 1.219 2.930 1.00 39.84 ATOM 137 O ASP A 142 22.765 1.452 2.021 1.00 37.24 ATOM 138 CB ASP A 142 22.425 -1.132 3.717 1.00 47.07 ATOM 139 CG ASP A 142 23.131 -1.993 4.747 1.00 48.16 ATOM 140 OD1 ASP A 142 24.268 -1.645 5.132 1.00 44.59 ATOM 141 OD2 ASP A 142 22.541 -3.010 5.169 1.00 56.03 ATOM 142 N ALA A 143 20.734 1.707 2.948 1.00 40.88 ATOM 143 CA ALA A 143 20.246 2.581 1.882 1.00 42.03 ATOM 144 C ALA A 143 20.636 4.048 2.124 1.00 39.90 ATOM 145 O ALA A 143 20.435 4.899 1.260 1.00 39.40 ATOM 146 CB ALA A 143 18.724 2.429 1.712 1.00 44.48 ATOM 147 N VAL A 144 21.219 4.331 3.287 1.00 35.96 ATOM 148 CA VAL A 144 21.597 5.699 3.639 1.00 32.74 ATOM 149 C VAL A 144 22.725 6.289 2.787 1.00 29.49 ATOM 150 O VAL A 144 22.547 7.340 2.175 1.00 30.92 ATOM 151 CB VAL A 144 21.928 5.843 5.123 1.00 29.03 ATOM 152 CG1 VAL A 144 22.463 7.282 5.424 1.00 25.69 ATOM 153 CG2 VAL A 144 20.683 5.573 5.944 1.00 32.72 ATOM 154 N MET A 145 23.891 5.651 2.753 1.00 28.95 ATOM 155 CA MET A 145 24.992 6.249 2.004 1.00 30.63 ATOM 156 C MET A 145 24.682 6.342 0.490 1.00 38.83 ATOM 157 O MET A 145 25.054 7.341 -0.147 1.00 41.00 ATOM 158 CB MET A 145 26.351 5.619 2.330 1.00 33.19 ATOM 159 CG MET A 145 27.161 6.421 3.392 1.00 33.49 ATOM 160 SD MET A 145 28.072 7.834 2.668 1.00 45.07 ATOM 161 CE MET A 145 29.083 6.971 1.468 1.00 51.38 ATOM 162 N PRO A 146 23.959 5.342 -0.073 1.00 39.42 ATOM 163 CA PRO A 146 23.490 5.501 -1.445 1.00 42.25 ATOM 164 C PRO A 146 22.531 6.680 -1.594 1.00 44.69 ATOM 165 O PRO A 146 22.652 7.445 -2.553 1.00 46.62 ATOM 166 CB PRO A 146 22.764 4.175 -1.720 1.00 47.48 ATOM 167 CG PRO A 146 23.441 3.205 -0.837 1.00 44.99 ATOM 168 CD PRO A 146 23.655 3.989 0.426 1.00 40.69 ATOM 169 N HIS A 147 21.600 6.846 -0.655 1.00 42.31 ATOM 170 CA HIS A 147 20.725 8.009 -0.713 1.00 41.00 ATOM 171 C HIS A 147 21.516 9.336 -0.751 1.00 42.13 ATOM 172 O HIS A 147 21.143 10.246 -1.500 1.00 44.01 ATOM 173 CB HIS A 147 19.687 8.021 0.411 1.00 40.23 ATOM 174 CG HIS A 147 18.967 9.326 0.521 1.00 38.55 ATOM 175 ND1 HIS A 147 17.925 9.673 -0.312 1.00 48.67 ATOM 176 CD2 HIS A 147 19.186 10.395 1.317 1.00 37.11 ATOM 177 CE1 HIS A 147 17.508 10.889 -0.005 1.00 42.14 ATOM 178 NE2 HIS A 147 18.263 11.352 0.976 1.00 38.85 ATOM 179 N LEU A 148 22.601 9.434 0.028 1.00 37.89 ATOM 180 CA LEU A 148 23.418 10.656 0.091 1.00 39.46 ATOM 181 C LEU A 148 24.230 10.885 -1.179 1.00 45.25 ATOM 182 O LEU A 148 24.478 12.029 -1.587 1.00 43.91 ATOM 183 CB LEU A 148 24.356 10.647 1.312 1.00 33.39 ATOM 184 CG LEU A 148 23.676 10.597 2.683 1.00 24.65 ATOM 185 CD1 LEU A 148 24.709 10.337 3.804 1.00 25.92 ATOM 186 CD2 LEU A 148 22.867 11.863 2.976 1.00 27.39 ATOM 187 N MET A 149 24.657 9.789 -1.783 1.00 46.40 ATOM 188 CA MET A 149 25.409 9.839 -3.031 1.00 54.03 ATOM 189 C MET A 149 24.536 10.205 -4.246 1.00 53.92 ATOM 190 O MET A 149 25.005 10.883 -5.152 1.00 56.44 ATOM 191 CB MET A 149 26.169 8.521 -3.264 1.00 53.33 ATOM 192 CG MET A 149 27.181 8.135 -2.157 1.00 57.57 ATOM 193 SD MET A 149 28.465 9.344 -1.700 1.00 61.22 ATOM 194 CE MET A 149 27.775 10.163 -0.265 1.00 55.99 ATOM 195 N HIS A 150 23.274 9.773 -4.246 1.00 55.34 ATOM 196 CA HIS A 150 22.355 10.007 -5.360 1.00 58.74 ATOM 197 C HIS A 150 21.475 11.266 -5.230 1.00 59.39 ATOM 198 O HIS A 150 21.090 11.865 -6.238 1.00 61.92 ATOM 199 CB HIS A 150 21.451 8.784 -5.571 1.00 64.78 ATOM 200 CG HIS A 150 22.157 7.586 -6.134 1.00 71.57 ATOM 201 ND1 HIS A 150 23.073 6.849 -5.411 1.00 78.57 ATOM 202 CD2 HIS A 150 22.068 6.988 -7.346 1.00 75.60 ATOM 203 CE1 HIS A 150 23.525 5.857 -6.157 1.00 76.59 ATOM 204 NE2 HIS A 150 22.929 5.917 -7.335 1.00 77.67 ATOM 205 N GLN A 151 21.131 11.653 -4.007 1.00 52.48 ATOM 206 CA GLN A 151 20.203 12.768 -3.806 1.00 52.79 ATOM 207 C GLN A 151 20.843 13.995 -3.149 1.00 50.83 ATOM 208 O GLN A 151 20.210 15.057 -3.047 1.00 49.05 ATOM 209 CB GLN A 151 18.977 12.313 -3.002 1.00 52.71 ATOM 210 CG GLN A 151 18.132 11.238 -3.690 1.00 60.01 ATOM 211 CD GLN A 151 17.425 11.752 -4.932 1.00 69.38 ATOM 212 OE1 GLN A 151 16.937 12.885 -4.957 1.00 73.46 ATOM 213 NE2 GLN A 151 17.368 10.922 -5.970 1.00 70.62 ATOM 214 N HIS A 152 22.086 13.844 -2.688 1.00 46.40 ATOM 215 CA HIS A 152 22.797 14.934 -2.014 1.00 42.99 ATOM 216 C HIS A 152 24.223 15.021 -2.537 1.00 43.72 ATOM 217 O HIS A 152 25.201 14.976 -1.785 1.00 34.59 ATOM 218 CB HIS A 152 22.737 14.762 -0.495 1.00 38.83 ATOM 219 CG HIS A 152 21.350 14.532 0.026 1.00 37.00 ATOM 220 ND1 HIS A 152 20.591 15.532 0.595 1.00 43.04 ATOM 221 CD2 HIS A 152 20.574 13.420 0.034 1.00 41.72 ATOM 222 CE1 HIS A 152 19.413 15.043 0.945 1.00 47.65 ATOM 223 NE2 HIS A 152 19.367 13.766 0.595 1.00 31.53 ATOM 224 N LYS A 153 24.307 15.183 -3.850 1.00 47.86 ATOM 225 CA LYS A 153 25.548 15.104 -4.624 1.00 51.55 ATOM 226 C LYS A 153 26.576 16.156 -4.233 1.00 46.47 ATOM 227 O LYS A 153 27.772 15.951 -4.449 1.00 50.88 ATOM 228 CB LYS A 153 25.258 15.236 -6.133 1.00 55.10 ATOM 229 CG LYS A 153 23.940 14.642 -6.615 1.00 65.80 ATOM 230 CD LYS A 153 24.133 13.299 -7.313 1.00 77.20 ATOM 231 CE LYS A 153 23.125 13.133 -8.449 1.00 83.96 ATOM 232 NZ LYS A 153 23.120 11.758 -9.033 1.00 89.96 ATOM 233 ZN ZN A 283 18.003 12.989 1.958 1.00 41.30 ATOM 234 C1 GOL A1288 22.126 19.444 -3.185 1.00 63.98 ATOM 235 O1 GOL A1288 22.219 18.639 -4.335 1.00 64.51 ATOM 236 C2 GOL A1288 22.330 18.543 -1.980 1.00 66.23 ATOM 237 O2 GOL A1288 23.684 18.170 -1.939 1.00 68.97 ATOM 238 C3 GOL A1288 21.959 19.242 -0.679 1.00 65.39 ATOM 239 O3 GOL A1288 22.305 18.392 0.395 1.00 53.66 ATOM 240 S SO4 A1289 20.492 2.059 17.063 1.00 68.03 ATOM 241 O1 SO4 A1289 21.638 2.379 17.890 1.00 56.30 ATOM 242 O2 SO4 A1289 20.505 2.895 15.869 1.00 69.65 ATOM 243 O3 SO4 A1289 20.535 0.654 16.654 1.00 62.77 ATOM 244 O4 SO4 A1289 19.277 2.307 17.836 1.00 71.55 TER