HEADER LIGASE 04-OCT-13 4CA1 TITLE Crystal structure of Siah1 at 1.58 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. 1.58 ANGSTORMS DBREF 4CA1 B 91 282 UNP Q8IUQ4 SIAH1_HUMAN 91 282 SEQRES 1 B 33 ALA ASN SER VAL LEU PHE PRO CYS LYS TYR ALA SER SER SEQRES 2 B 33 GLY CYS GLU ILE THR LEU PRO HIS THR GLU LYS ALA ASP SEQRES 3 B 33 HIS GLU GLU LEU CYS GLU PHE ATOM 1 N ALA B 91 73.018 69.935 21.031 1.00 69.71 ATOM 2 CA ALA B 91 73.633 71.096 21.738 1.00 77.23 ATOM 3 C ALA B 91 72.654 71.767 22.746 1.00 63.22 ATOM 4 O ALA B 91 72.452 71.278 23.903 1.00 62.48 ATOM 5 CB ALA B 91 74.127 72.112 20.709 1.00 87.36 ATOM 6 N ASN B 92 72.101 72.910 22.322 1.00 50.10 ATOM 7 CA ASN B 92 70.950 73.536 23.022 1.00 49.38 ATOM 8 C ASN B 92 69.781 72.620 22.829 1.00 43.61 ATOM 9 O ASN B 92 69.591 72.077 21.721 1.00 60.30 ATOM 10 CB ASN B 92 70.508 74.867 22.388 1.00 47.99 ATOM 11 CG ASN B 92 71.408 75.996 22.672 1.00 59.29 ATOM 12 OD1 ASN B 92 71.662 76.315 23.833 1.00 43.02 ATOM 13 ND2 ASN B 92 71.827 76.682 21.616 1.00 64.37 ATOM 14 N SER B 93 68.927 72.520 23.847 1.00 33.02 ATOM 15 CA SER B 93 67.994 71.430 23.876 1.00 33.39 ATOM 16 C SER B 93 66.805 71.716 24.792 1.00 27.33 ATOM 17 O SER B 93 66.917 72.463 25.780 1.00 24.92 ATOM 18 CB SER B 93 68.711 70.179 24.350 1.00 45.17 ATOM 19 OG SER B 93 68.311 69.075 23.572 1.00 52.46 ATOM 20 N VAL B 94 65.674 71.166 24.430 1.00 27.35 ATOM 21 CA VAL B 94 64.445 71.348 25.209 1.00 25.97 ATOM 22 C VAL B 94 64.237 69.994 25.844 1.00 26.18 ATOM 23 O VAL B 94 64.278 68.975 25.182 1.00 26.58 ATOM 24 CB VAL B 94 63.233 71.731 24.352 1.00 27.77 ATOM 25 CG1 VAL B 94 62.029 71.793 25.280 1.00 30.80 ATOM 26 CG2 VAL B 94 63.430 73.118 23.742 1.00 28.95 ATOM 27 N LEU B 95 64.139 69.978 27.180 1.00 23.03 ATOM 28 CA LEU B 95 64.052 68.691 27.865 1.00 24.41 ATOM 29 C LEU B 95 62.602 68.413 28.332 1.00 23.90 ATOM 30 O LEU B 95 61.866 69.335 28.687 1.00 25.49 ATOM 31 CB LEU B 95 64.885 68.751 29.132 1.00 23.06 ATOM 32 CG LEU B 95 66.401 69.039 28.946 1.00 25.06 ATOM 33 CD1 LEU B 95 67.099 69.003 30.308 1.00 28.86 ATOM 34 CD2 LEU B 95 66.930 67.998 27.972 1.00 29.22 ATOM 35 N PHE B 96 62.273 67.142 28.303 1.00 24.96 ATOM 36 CA PHE B 96 60.935 66.670 28.657 1.00 25.91 ATOM 37 C PHE B 96 61.026 65.635 29.773 1.00 28.31 ATOM 38 O PHE B 96 61.978 64.879 29.832 1.00 26.08 ATOM 39 CB PHE B 96 60.264 66.003 27.435 1.00 28.02 ATOM 40 CG PHE B 96 60.011 66.958 26.325 1.00 31.79 ATOM 41 CD1 PHE B 96 61.011 67.270 25.387 1.00 30.83 ATOM 42 CD2 PHE B 96 58.871 67.706 26.322 1.00 33.03 ATOM 43 CE1 PHE B 96 60.787 68.235 24.395 1.00 34.62 ATOM 44 CE2 PHE B 96 58.663 68.701 25.348 1.00 38.86 ATOM 45 CZ PHE B 96 59.614 68.946 24.381 1.00 37.24 ATOM 46 N PRO B 97 60.002 65.595 30.637 1.00 28.96 ATOM 47 CA PRO B 97 60.020 64.594 31.699 1.00 28.58 ATOM 48 C PRO B 97 59.620 63.242 31.106 1.00 27.90 ATOM 49 O PRO B 97 58.899 63.150 30.085 1.00 30.49 ATOM 50 CB PRO B 97 58.896 65.091 32.645 1.00 31.44 ATOM 51 CG PRO B 97 57.917 65.776 31.699 1.00 32.00 ATOM 52 CD PRO B 97 58.809 66.495 30.718 1.00 31.88 ATOM 53 N CYS B 98 60.131 62.203 31.733 1.00 27.79 ATOM 54 CA CYS B 98 59.691 60.846 31.397 1.00 27.06 ATOM 55 C CYS B 98 58.164 60.745 31.632 1.00 32.22 ATOM 56 O CYS B 98 57.634 61.338 32.578 1.00 29.35 ATOM 57 CB CYS B 98 60.410 59.919 32.352 1.00 27.67 ATOM 58 SG CYS B 98 59.814 58.205 32.291 1.00 30.90 ATOM 59 N LYS B 99 57.465 59.955 30.839 1.00 33.44 ATOM 60 CA LYS B 99 56.009 59.817 31.093 1.00 35.92 ATOM 61 C LYS B 99 55.630 59.198 32.466 1.00 38.18 ATOM 62 O LYS B 99 54.463 59.279 32.890 1.00 40.19 ATOM 63 CB LYS B 99 55.316 59.086 29.930 1.00 46.24 ATOM 64 CG LYS B 99 55.525 57.575 29.954 1.00 44.23 ATOM 65 CD LYS B 99 54.784 56.883 28.814 1.00 53.68 ATOM 66 CE LYS B 99 53.291 56.879 29.108 1.00 67.41 ATOM 67 NZ LYS B 99 52.489 56.117 28.115 1.00 72.57 ATOM 68 N TYR B 100 56.583 58.554 33.137 1.00 34.91 ATOM 69 CA TYR B 100 56.325 57.994 34.478 1.00 36.45 ATOM 70 C TYR B 100 56.784 58.918 35.616 1.00 32.65 ATOM 71 O TYR B 100 56.979 58.443 36.743 1.00 35.41 ATOM 72 CB TYR B 100 56.935 56.572 34.617 1.00 36.06 ATOM 73 CG TYR B 100 56.564 55.711 33.423 1.00 35.89 ATOM 74 CD1 TYR B 100 55.211 55.521 33.062 1.00 34.04 ATOM 75 CD2 TYR B 100 57.556 55.071 32.645 1.00 36.42 ATOM 76 CE1 TYR B 100 54.863 54.723 31.959 1.00 35.60 ATOM 77 CE2 TYR B 100 57.206 54.298 31.535 1.00 39.69 ATOM 78 CZ TYR B 100 55.861 54.118 31.198 1.00 39.72 ATOM 79 OH TYR B 100 55.535 53.335 30.106 1.00 44.57 ATOM 80 N ALA B 101 56.955 60.223 35.335 1.00 31.78 ATOM 81 CA ALA B 101 57.350 61.134 36.399 1.00 38.82 ATOM 82 C ALA B 101 56.389 61.089 37.611 1.00 37.24 ATOM 83 O ALA B 101 56.814 61.217 38.762 1.00 39.43 ATOM 84 CB ALA B 101 57.453 62.568 35.862 1.00 35.70 ATOM 85 N SER B 102 55.100 60.899 37.321 0.70 41.86 ATOM 86 CA SER B 102 54.048 60.881 38.325 0.70 46.52 ATOM 87 C SER B 102 54.193 59.666 39.241 0.70 52.08 ATOM 88 O SER B 102 53.699 59.667 40.378 0.70 50.06 ATOM 89 CB SER B 102 52.671 60.891 37.630 0.70 51.50 ATOM 90 OG SER B 102 52.615 59.930 36.571 0.70 48.52 ATOM 91 N SER B 103 54.880 58.637 38.742 1.00 45.78 ATOM 92 CA SER B 103 55.163 57.443 39.519 1.00 47.78 ATOM 93 C SER B 103 56.549 57.510 40.128 1.00 43.76 ATOM 94 O SER B 103 56.992 56.514 40.671 1.00 42.08 ATOM 95 CB SER B 103 55.050 56.160 38.672 1.00 44.62 ATOM 96 OG SER B 103 53.754 56.038 38.098 1.00 46.98 ATOM 97 N GLY B 104 57.239 58.651 40.025 1.00 40.58 ATOM 98 CA GLY B 104 58.556 58.842 40.718 1.00 41.26 ATOM 99 C GLY B 104 59.800 59.056 39.860 1.00 42.45 ATOM 100 O GLY B 104 60.907 59.349 40.407 1.00 48.39 ATOM 101 N CYS B 105 59.650 58.911 38.538 1.00 37.67 ATOM 102 CA CYS B 105 60.801 59.059 37.643 1.00 33.77 ATOM 103 C CYS B 105 61.180 60.526 37.497 1.00 35.27 ATOM 104 O CYS B 105 60.336 61.370 37.158 1.00 36.06 ATOM 105 CB CYS B 105 60.619 58.388 36.278 1.00 31.90 ATOM 106 SG CYS B 105 62.158 58.523 35.266 1.00 33.91 ATOM 107 N GLU B 106 62.454 60.806 37.780 1.00 32.64 ATOM 108 CA GLU B 106 62.960 62.174 37.733 1.00 37.13 ATOM 109 C GLU B 106 63.818 62.482 36.496 1.00 31.67 ATOM 110 O GLU B 106 64.389 63.549 36.427 1.00 35.66 ATOM 111 CB GLU B 106 63.771 62.480 38.996 1.00 37.93 ATOM 112 CG GLU B 106 63.063 62.177 40.317 1.00 50.04 ATOM 113 CD GLU B 106 63.979 62.468 41.498 1.00 64.47 ATOM 114 OE1 GLU B 106 64.334 63.657 41.681 1.00 60.56 ATOM 115 OE2 GLU B 106 64.391 61.521 42.228 1.00 74.00 ATOM 116 N ILE B 107 63.894 61.553 35.531 1.00 30.80 ATOM 117 CA ILE B 107 64.667 61.769 34.330 1.00 30.47 ATOM 118 C ILE B 107 63.980 62.818 33.462 1.00 27.71 ATOM 119 O ILE B 107 62.728 62.814 33.283 1.00 28.71 ATOM 120 CB ILE B 107 64.830 60.428 33.548 1.00 34.24 ATOM 121 CG1 ILE B 107 65.560 59.357 34.416 1.00 37.55 ATOM 122 CG2 ILE B 107 65.517 60.638 32.208 1.00 37.63 ATOM 123 CD1 ILE B 107 66.905 59.775 34.997 1.00 43.03 ATOM 124 N THR B 108 64.779 63.716 32.892 1.00 28.70 ATOM 125 CA THR B 108 64.318 64.665 31.872 1.00 29.34 ATOM 126 C THR B 108 65.277 64.574 30.674 1.00 31.59 ATOM 127 O THR B 108 66.509 64.469 30.855 1.00 30.95 ATOM 128 CB THR B 108 64.346 66.113 32.379 1.00 30.91 ATOM 129 OG1 THR B 108 65.706 66.408 32.759 1.00 32.81 ATOM 130 CG2 THR B 108 63.376 66.239 33.600 1.00 30.48 ATOM 131 N LEU B 109 64.734 64.556 29.471 1.00 30.33 ATOM 132 CA LEU B 109 65.605 64.272 28.363 1.00 33.98 ATOM 133 C LEU B 109 65.073 64.879 27.079 1.00 33.70 ATOM 134 O LEU B 109 63.883 65.260 26.990 1.00 28.47 ATOM 135 CB LEU B 109 65.802 62.776 28.262 1.00 38.33 ATOM 136 CG LEU B 109 64.672 61.779 28.108 1.00 47.05 ATOM 137 CD1 LEU B 109 65.263 60.382 28.348 1.00 44.61 ATOM 138 CD2 LEU B 109 63.471 62.020 29.017 1.00 53.34 ATOM 139 N PRO B 110 65.952 65.014 26.064 1.00 36.65 ATOM 140 CA PRO B 110 65.461 65.568 24.801 1.00 35.50 ATOM 141 C PRO B 110 64.453 64.606 24.229 1.00 38.30 ATOM 142 O PRO B 110 64.485 63.397 24.537 1.00 36.55 ATOM 143 CB PRO B 110 66.699 65.631 23.909 1.00 43.50 ATOM 144 CG PRO B 110 67.874 65.381 24.794 1.00 46.13 ATOM 145 CD PRO B 110 67.404 64.744 26.066 1.00 35.97 ATOM 146 N HIS B 111 63.555 65.143 23.421 1.00 39.31 ATOM 147 CA HIS B 111 62.421 64.389 22.942 1.00 47.44 ATOM 148 C HIS B 111 62.818 63.137 22.160 1.00 47.00 ATOM 149 O HIS B 111 62.203 62.072 22.329 1.00 52.57 ATOM 150 CB HIS B 111 61.523 65.278 22.106 1.00 50.13 ATOM 151 CG HIS B 111 60.112 64.807 22.078 1.00 54.56 ATOM 152 ND1 HIS B 111 59.657 63.905 21.138 1.00 57.10 ATOM 153 CD2 HIS B 111 59.069 65.059 22.905 1.00 53.79 ATOM 154 CE1 HIS B 111 58.378 63.654 21.359 1.00 69.66 ATOM 155 NE2 HIS B 111 57.998 64.342 22.424 1.00 69.92 ATOM 156 N THR B 112 63.889 63.248 21.369 1.00 50.32 ATOM 157 CA THR B 112 64.369 62.127 20.582 1.00 60.52 ATOM 158 C THR B 112 64.745 60.908 21.437 1.00 66.67 ATOM 159 O THR B 112 64.617 59.773 20.980 1.00 87.76 ATOM 160 CB THR B 112 65.545 62.523 19.680 1.00 60.73 ATOM 161 OG1 THR B 112 66.546 63.187 20.455 1.00 59.94 ATOM 162 CG2 THR B 112 65.048 63.419 18.512 1.00 67.17 ATOM 163 N GLU B 113 65.176 61.115 22.685 1.00 57.38 ATOM 164 CA GLU B 113 65.541 59.941 23.480 1.00 56.17 ATOM 165 C GLU B 113 64.526 59.482 24.545 1.00 52.91 ATOM 166 O GLU B 113 64.736 58.493 25.274 1.00 51.97 ATOM 167 CB GLU B 113 66.986 60.020 23.976 1.00 64.74 ATOM 168 CG GLU B 113 67.260 60.942 25.131 1.00 65.52 ATOM 169 CD GLU B 113 68.654 61.537 25.053 1.00 73.99 ATOM 170 OE1 GLU B 113 69.101 61.886 23.937 1.00 92.09 ATOM 171 OE2 GLU B 113 69.301 61.654 26.108 1.00 71.58 ATOM 172 N LYS B 114 63.408 60.199 24.582 1.00 42.23 ATOM 173 CA LYS B 114 62.317 59.954 25.510 1.00 47.00 ATOM 174 C LYS B 114 61.743 58.543 25.346 1.00 47.04 ATOM 175 O LYS B 114 61.655 57.825 26.319 1.00 49.16 ATOM 176 CB LYS B 114 61.238 61.016 25.289 1.00 46.94 ATOM 177 CG LYS B 114 60.351 61.338 26.479 1.00 49.44 ATOM 178 CD LYS B 114 59.477 62.547 26.128 1.00 39.61 ATOM 179 CE LYS B 114 58.019 62.399 26.567 1.00 48.41 ATOM 180 NZ LYS B 114 57.761 61.979 27.993 1.00 37.86 ATOM 181 N ALA B 115 61.390 58.137 24.117 1.00 56.83 ATOM 182 CA ALA B 115 60.839 56.796 23.871 1.00 61.43 ATOM 183 C ALA B 115 61.791 55.675 24.310 1.00 57.94 ATOM 184 O ALA B 115 61.335 54.683 24.917 1.00 71.79 ATOM 185 CB ALA B 115 60.369 56.618 22.404 1.00 54.51 ATOM 186 N ASP B 116 63.094 55.846 24.019 1.00 62.67 ATOM 187 CA ASP B 116 64.146 54.850 24.342 1.00 62.27 ATOM 188 C ASP B 116 64.217 54.667 25.861 1.00 62.78 ATOM 189 O ASP B 116 64.314 53.536 26.351 1.00 61.82 ATOM 190 CB ASP B 116 65.526 55.282 23.785 1.00 75.25 ATOM 191 CG ASP B 116 65.805 54.777 22.345 1.00 72.63 ATOM 192 OD1 ASP B 116 64.921 54.174 21.697 1.00 77.06 ATOM 193 OD2 ASP B 116 66.931 55.000 21.849 1.00 75.01 ATOM 194 N HIS B 117 64.135 55.773 26.612 1.00 58.65 ATOM 195 CA HIS B 117 64.129 55.675 28.076 1.00 45.41 ATOM 196 C HIS B 117 62.890 55.000 28.615 1.00 45.03 ATOM 197 O HIS B 117 62.974 54.134 29.492 1.00 45.61 ATOM 198 CB HIS B 117 64.245 57.025 28.750 1.00 42.91 ATOM 199 CG HIS B 117 63.950 56.982 30.215 1.00 43.15 ATOM 200 ND1 HIS B 117 64.861 56.525 31.142 1.00 42.89 ATOM 201 CD2 HIS B 117 62.839 57.323 30.915 1.00 40.79 ATOM 202 CE1 HIS B 117 64.336 56.610 32.353 1.00 43.53 ATOM 203 NE2 HIS B 117 63.112 57.094 32.247 1.00 38.89 ATOM 204 N GLU B 118 61.733 55.414 28.103 1.00 47.32 ATOM 205 CA GLU B 118 60.471 55.005 28.674 1.00 44.81 ATOM 206 C GLU B 118 60.206 53.513 28.489 1.00 46.50 ATOM 207 O GLU B 118 59.543 52.886 29.322 1.00 55.49 ATOM 208 CB GLU B 118 59.336 55.824 28.098 1.00 42.16 ATOM 209 CG GLU B 118 59.423 57.263 28.581 1.00 40.38 ATOM 210 CD GLU B 118 58.535 58.245 27.818 1.00 42.14 ATOM 211 OE1 GLU B 118 58.044 57.942 26.661 1.00 45.51 ATOM 212 OE2 GLU B 118 58.328 59.335 28.406 1.00 40.15 ATOM 213 N GLU B 119 60.740 52.951 27.410 1.00 52.57 ATOM 214 CA GLU B 119 60.595 51.522 27.153 1.00 52.88 ATOM 215 C GLU B 119 61.293 50.656 28.223 1.00 58.12 ATOM 216 O GLU B 119 60.812 49.573 28.545 1.00 70.94 ATOM 217 CB GLU B 119 61.012 51.207 25.709 1.00 58.38 ATOM 218 CG GLU B 119 61.948 50.035 25.473 1.00 72.69 ATOM 219 CD GLU B 119 62.797 50.253 24.243 1.00 85.16 ATOM 220 OE1 GLU B 119 63.730 51.089 24.301 1.00100.99 ATOM 221 OE2 GLU B 119 62.517 49.601 23.214 1.00103.58 ATOM 222 N LEU B 120 62.393 51.145 28.786 1.00 56.72 ATOM 223 CA LEU B 120 63.077 50.403 29.866 1.00 55.74 ATOM 224 C LEU B 120 62.927 51.023 31.259 1.00 49.79 ATOM 225 O LEU B 120 63.535 50.525 32.196 1.00 59.89 ATOM 226 CB LEU B 120 64.567 50.179 29.551 1.00 69.69 ATOM 227 CG LEU B 120 64.999 49.174 28.458 1.00 77.28 ATOM 228 CD1 LEU B 120 63.944 48.113 28.153 1.00 75.84 ATOM 229 CD2 LEU B 120 65.381 49.908 27.184 1.00 84.09 ATOM 230 N CYS B 121 62.155 52.104 31.402 1.00 53.06 ATOM 231 CA CYS B 121 61.975 52.734 32.702 1.00 48.54 ATOM 232 C CYS B 121 61.246 51.886 33.747 1.00 47.45 ATOM 233 O CYS B 121 60.136 51.367 33.533 1.00 44.76 ATOM 234 CB CYS B 121 61.243 54.047 32.542 1.00 37.54 ATOM 235 SG CYS B 121 61.161 54.999 34.053 1.00 36.03 ATOM 236 N GLU B 122 61.865 51.808 34.909 1.00 45.17 ATOM 237 CA GLU B 122 61.421 50.913 35.976 1.00 45.99 ATOM 238 C GLU B 122 60.242 51.490 36.765 1.00 41.64 ATOM 239 O GLU B 122 59.635 50.786 37.580 1.00 43.33 ATOM 240 CB GLU B 122 62.602 50.543 36.916 1.00 50.84 ATOM 241 CG GLU B 122 63.592 51.675 37.224 1.00 72.81 ATOM 242 CD GLU B 122 64.504 52.004 36.046 1.00 77.61 ATOM 243 OE1 GLU B 122 65.203 51.065 35.584 1.00 81.89 ATOM 244 OE2 GLU B 122 64.487 53.178 35.563 1.00 64.60 ATOM 245 N PHE B 123 59.918 52.768 36.528 1.00 40.06 ATOM 246 CA PHE B 123 58.811 53.411 37.222 1.00 35.41 ATOM 247 C PHE B 123 57.469 53.202 36.554 1.00 38.15 ATOM 248 O PHE B 123 56.444 53.662 37.088 1.00 38.62 ATOM 249 CB PHE B 123 59.098 54.933 37.374 1.00 34.31 ATOM 250 CG PHE B 123 60.175 55.219 38.355 1.00 38.67 ATOM 251 CD1 PHE B 123 59.890 55.257 39.724 1.00 40.10 ATOM 252 CD2 PHE B 123 61.483 55.388 37.935 1.00 37.07 ATOM 253 CE1 PHE B 123 60.887 55.494 40.640 1.00 46.19 ATOM 254 CE2 PHE B 123 62.492 55.640 38.870 1.00 48.23 ATOM 255 CZ PHE B 123 62.185 55.684 40.217 1.00 46.70 ATOM 256 ZN ZN B 283 61.527 57.202 33.418 1.00 30.43 ATOM 257 CL CL B1285 52.542 52.413 28.786 1.00 79.24 ATOM 258 C1 GOL B1291 66.552 68.202 21.096 1.00 49.41 ATOM 259 O1 GOL B1291 67.851 68.809 20.978 1.00 54.38 ATOM 260 C2 GOL B1291 65.533 69.204 21.640 1.00 42.87 ATOM 261 O2 GOL B1291 65.539 70.287 20.724 1.00 59.27 ATOM 262 C3 GOL B1291 64.112 68.640 21.695 1.00 50.97 ATOM 263 O3 GOL B1291 63.866 67.734 22.766 1.00 37.26 TER