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 34 MET ALA ASN SER VAL LEU PHE PRO CYS LYS TYR ALA SER SEQRES 2 A 34 SER GLY CYS GLU ILE THR LEU PRO HIS THR GLU LYS ALA SEQRES 3 A 34 ASP HIS GLU GLU LEU CYS GLU PHE ATOM 1 N MET A 3 -3.458 -28.615 20.608 1.00 77.37 ATOM 2 CA MET A 3 -2.085 -28.107 20.899 1.00 72.22 ATOM 3 C MET A 3 -2.066 -26.579 20.949 1.00 68.68 ATOM 4 O MET A 3 -2.436 -25.908 19.980 1.00 67.58 ATOM 5 CB MET A 3 -1.079 -28.594 19.847 1.00 78.30 ATOM 6 CG MET A 3 -1.002 -30.112 19.645 1.00 84.09 ATOM 7 SD MET A 3 0.525 -30.656 18.822 1.00101.76 ATOM 8 CE MET A 3 0.766 -29.408 17.541 1.00 89.52 ATOM 9 N ALA A 4 -1.632 -26.037 22.083 1.00 62.02 ATOM 10 CA ALA A 4 -1.515 -24.597 22.246 1.00 57.04 ATOM 11 C ALA A 4 -0.075 -24.166 22.036 1.00 54.60 ATOM 12 O ALA A 4 0.799 -24.438 22.857 1.00 47.46 ATOM 13 CB ALA A 4 -2.018 -24.163 23.612 1.00 55.80 ATOM 14 N ASN A 5 0.174 -23.509 20.911 1.00 52.53 ATOM 15 CA ASN A 5 1.483 -22.924 20.671 1.00 52.79 ATOM 16 C ASN A 5 1.623 -21.652 21.506 1.00 49.95 ATOM 17 O ASN A 5 0.626 -21.104 21.995 1.00 50.58 ATOM 18 CB ASN A 5 1.713 -22.686 19.178 1.00 58.61 ATOM 19 CG ASN A 5 1.661 -23.981 18.367 1.00 68.53 ATOM 20 OD1 ASN A 5 2.048 -25.055 18.844 1.00 71.81 ATOM 21 ND2 ASN A 5 1.172 -23.884 17.140 1.00 75.79 ATOM 22 N SER A 6 2.856 -21.218 21.726 1.00 43.81 ATOM 23 CA SER A 6 3.086 -20.064 22.577 1.00 45.40 ATOM 24 C SER A 6 2.885 -18.773 21.790 1.00 47.84 ATOM 25 O SER A 6 3.055 -18.743 20.562 1.00 48.57 ATOM 26 CB SER A 6 4.489 -20.111 23.179 1.00 44.70 ATOM 27 OG SER A 6 5.456 -20.376 22.188 1.00 47.64 ATOM 28 N VAL A 7 2.522 -17.715 22.512 1.00 48.19 ATOM 29 CA VAL A 7 2.258 -16.399 21.931 1.00 49.05 ATOM 30 C VAL A 7 3.496 -15.872 21.205 1.00 48.82 ATOM 31 O VAL A 7 4.580 -15.794 21.788 1.00 46.26 ATOM 32 CB VAL A 7 1.787 -15.394 23.014 1.00 47.07 ATOM 33 CG1 VAL A 7 1.522 -14.019 22.421 1.00 52.47 ATOM 34 CG2 VAL A 7 0.545 -15.907 23.692 1.00 47.54 ATOM 35 N LEU A 8 3.314 -15.543 19.925 1.00 51.41 ATOM 36 CA LEU A 8 4.354 -14.949 19.081 1.00 53.20 ATOM 37 C LEU A 8 4.215 -13.428 19.007 1.00 53.24 ATOM 38 O LEU A 8 3.119 -12.886 19.172 1.00 55.45 ATOM 39 CB LEU A 8 4.293 -15.544 17.665 1.00 57.08 ATOM 40 CG LEU A 8 5.199 -16.703 17.212 1.00 59.10 ATOM 41 CD1 LEU A 8 5.824 -17.481 18.363 1.00 56.29 ATOM 42 CD2 LEU A 8 4.408 -17.651 16.297 1.00 62.82 ATOM 43 N PHE A 9 5.334 -12.753 18.750 1.00 50.71 ATOM 44 CA PHE A 9 5.381 -11.296 18.674 1.00 51.81 ATOM 45 C PHE A 9 5.831 -10.875 17.275 1.00 50.03 ATOM 46 O PHE A 9 6.826 -11.391 16.771 1.00 47.52 ATOM 47 CB PHE A 9 6.391 -10.745 19.691 1.00 52.93 ATOM 48 CG PHE A 9 6.043 -11.022 21.135 1.00 59.11 ATOM 49 CD1 PHE A 9 6.270 -12.279 21.699 1.00 59.05 ATOM 50 CD2 PHE A 9 5.518 -10.012 21.939 1.00 62.41 ATOM 51 CE1 PHE A 9 5.963 -12.529 23.036 1.00 61.74 ATOM 52 CE2 PHE A 9 5.209 -10.253 23.275 1.00 66.84 ATOM 53 CZ PHE A 9 5.431 -11.516 23.824 1.00 66.98 ATOM 54 N PRO A 10 5.111 -9.936 16.637 1.00 56.13 ATOM 55 CA PRO A 10 5.669 -9.389 15.391 1.00 55.78 ATOM 56 C PRO A 10 6.863 -8.480 15.689 1.00 53.78 ATOM 57 O PRO A 10 6.923 -7.882 16.771 1.00 52.35 ATOM 58 CB PRO A 10 4.515 -8.563 14.819 1.00 60.57 ATOM 59 CG PRO A 10 3.674 -8.205 16.007 1.00 64.66 ATOM 60 CD PRO A 10 3.771 -9.393 16.935 1.00 59.65 ATOM 61 N CYS A 11 7.811 -8.406 14.754 1.00 52.73 ATOM 62 CA CYS A 11 8.943 -7.481 14.851 1.00 49.93 ATOM 63 C CYS A 11 8.446 -6.040 14.873 1.00 52.79 ATOM 64 O CYS A 11 7.478 -5.704 14.188 1.00 52.41 ATOM 65 CB CYS A 11 9.895 -7.687 13.674 1.00 50.54 ATOM 66 SG CYS A 11 11.109 -6.338 13.379 1.00 49.22 ATOM 67 N LYS A 12 9.120 -5.189 15.647 1.00 53.37 ATOM 68 CA LYS A 12 8.681 -3.797 15.809 1.00 60.77 ATOM 69 C LYS A 12 8.752 -2.990 14.507 1.00 61.16 ATOM 70 O LYS A 12 8.305 -1.844 14.459 1.00 65.56 ATOM 71 CB LYS A 12 9.452 -3.096 16.942 1.00 62.15 ATOM 72 CG LYS A 12 10.940 -2.868 16.689 1.00 63.94 ATOM 73 CD LYS A 12 11.647 -2.461 17.973 1.00 72.27 ATOM 74 CE LYS A 12 13.157 -2.540 17.828 1.00 73.00 ATOM 75 NZ LYS A 12 13.854 -2.424 19.138 1.00 77.12 ATOM 76 N TYR A 13 9.316 -3.598 13.463 1.00 60.87 ATOM 77 CA TYR A 13 9.423 -2.961 12.147 1.00 61.18 ATOM 78 C TYR A 13 8.512 -3.658 11.151 1.00 64.93 ATOM 79 O TYR A 13 8.752 -3.623 9.937 1.00 66.53 ATOM 80 CB TYR A 13 10.879 -2.940 11.654 1.00 58.97 ATOM 81 CG TYR A 13 11.835 -2.334 12.656 1.00 58.60 ATOM 82 CD1 TYR A 13 11.662 -1.018 13.103 1.00 57.71 ATOM 83 CD2 TYR A 13 12.907 -3.077 13.166 1.00 56.73 ATOM 84 CE1 TYR A 13 12.527 -0.456 14.033 1.00 60.30 ATOM 85 CE2 TYR A 13 13.783 -2.523 14.098 1.00 60.69 ATOM 86 CZ TYR A 13 13.584 -1.208 14.526 1.00 65.15 ATOM 87 OH TYR A 13 14.444 -0.643 15.444 1.00 69.40 ATOM 88 N ALA A 14 7.461 -4.284 11.681 1.00 64.11 ATOM 89 CA ALA A 14 6.442 -4.930 10.867 1.00 68.63 ATOM 90 C ALA A 14 5.787 -3.923 9.932 1.00 73.64 ATOM 91 O ALA A 14 5.584 -4.215 8.752 1.00 78.04 ATOM 92 CB ALA A 14 5.387 -5.631 11.754 1.00 68.89 ATOM 93 N SER A 15 5.492 -2.733 10.461 1.00 74.85 ATOM 94 CA SER A 15 4.862 -1.650 9.691 1.00 82.73 ATOM 95 C SER A 15 5.734 -1.157 8.530 1.00 83.00 ATOM 96 O SER A 15 5.218 -0.644 7.536 1.00 87.35 ATOM 97 CB SER A 15 4.498 -0.478 10.611 1.00 84.79 ATOM 98 OG SER A 15 5.665 0.143 11.135 1.00 84.89 ATOM 99 N SER A 16 7.052 -1.311 8.670 1.00 78.05 ATOM 100 CA SER A 16 7.998 -0.996 7.593 1.00 78.19 ATOM 101 C SER A 16 8.167 -2.153 6.597 1.00 80.50 ATOM 102 O SER A 16 8.863 -2.012 5.587 1.00 81.42 ATOM 103 CB SER A 16 9.353 -0.573 8.170 1.00 71.88 ATOM 104 OG SER A 16 9.298 0.751 8.674 1.00 68.19 ATOM 105 N GLY A 17 7.526 -3.286 6.886 1.00 79.73 ATOM 106 CA GLY A 17 7.523 -4.432 5.979 1.00 82.37 ATOM 107 C GLY A 17 7.828 -5.785 6.608 1.00 79.08 ATOM 108 O GLY A 17 7.452 -6.818 6.056 1.00 83.02 ATOM 109 N CYS A 18 8.507 -5.784 7.755 1.00 73.54 ATOM 110 CA CYS A 18 8.990 -7.021 8.374 1.00 70.68 ATOM 111 C CYS A 18 7.854 -7.978 8.729 1.00 71.65 ATOM 112 O CYS A 18 6.946 -7.629 9.485 1.00 66.67 ATOM 113 CB CYS A 18 9.842 -6.720 9.611 1.00 66.79 ATOM 114 SG CYS A 18 10.803 -8.154 10.211 1.00 67.85 ATOM 115 N GLU A 19 7.914 -9.186 8.176 1.00 74.77 ATOM 116 CA GLU A 19 6.823 -10.150 8.321 1.00 79.76 ATOM 117 C GLU A 19 7.090 -11.232 9.366 1.00 77.06 ATOM 118 O GLU A 19 6.188 -12.009 9.706 1.00 78.06 ATOM 119 CB GLU A 19 6.479 -10.786 6.968 1.00 87.43 ATOM 120 CG GLU A 19 5.873 -9.818 5.959 1.00 93.93 ATOM 121 CD GLU A 19 5.370 -10.509 4.702 1.00103.36 ATOM 122 OE1 GLU A 19 4.630 -11.508 4.821 1.00105.90 ATOM 123 OE2 GLU A 19 5.719 -10.048 3.594 1.00110.27 ATOM 124 N ILE A 20 8.313 -11.277 9.890 1.00 73.48 ATOM 125 CA ILE A 20 8.672 -12.345 10.822 1.00 73.54 ATOM 126 C ILE A 20 8.054 -12.160 12.212 1.00 68.92 ATOM 127 O ILE A 20 8.048 -11.055 12.765 1.00 64.42 ATOM 128 CB ILE A 20 10.215 -12.615 10.898 1.00 73.65 ATOM 129 CG1 ILE A 20 10.875 -11.853 12.054 1.00 71.45 ATOM 130 CG2 ILE A 20 10.894 -12.349 9.545 1.00 74.93 ATOM 131 CD1 ILE A 20 11.973 -12.634 12.741 1.00 70.68 ATOM 132 N THR A 21 7.494 -13.245 12.737 1.00 69.37 ATOM 133 CA THR A 21 7.033 -13.299 14.117 1.00 66.71 ATOM 134 C THR A 21 7.957 -14.240 14.869 1.00 65.07 ATOM 135 O THR A 21 8.519 -15.167 14.286 1.00 67.99 ATOM 136 CB THR A 21 5.579 -13.809 14.247 1.00 69.12 ATOM 137 OG1 THR A 21 5.482 -15.131 13.705 1.00 70.12 ATOM 138 CG2 THR A 21 4.603 -12.880 13.526 1.00 74.63 ATOM 139 N LEU A 22 8.121 -13.991 16.161 1.00 60.14 ATOM 140 CA LEU A 22 9.087 -14.733 16.954 1.00 62.92 ATOM 141 C LEU A 22 8.710 -14.794 18.436 1.00 60.24 ATOM 142 O LEU A 22 7.949 -13.939 18.924 1.00 55.35 ATOM 143 CB LEU A 22 10.492 -14.133 16.788 1.00 60.67 ATOM 144 CG LEU A 22 10.625 -12.609 16.734 1.00 67.78 ATOM 145 CD1 LEU A 22 10.150 -11.941 18.022 1.00 65.31 ATOM 146 CD2 LEU A 22 12.061 -12.211 16.414 1.00 67.98 ATOM 147 N PRO A 23 9.244 -15.805 19.155 1.00 62.40 ATOM 148 CA PRO A 23 9.135 -15.833 20.614 1.00 61.20 ATOM 149 C PRO A 23 9.894 -14.655 21.215 1.00 61.84 ATOM 150 O PRO A 23 10.840 -14.141 20.593 1.00 59.93 ATOM 151 CB PRO A 23 9.802 -17.159 21.001 1.00 64.43 ATOM 152 CG PRO A 23 10.600 -17.577 19.820 1.00 66.79 ATOM 153 CD PRO A 23 9.905 -17.015 18.626 1.00 66.19 ATOM 154 N HIS A 24 9.482 -14.236 22.410 1.00 61.52 ATOM 155 CA HIS A 24 10.021 -13.026 23.041 1.00 64.39 ATOM 156 C HIS A 24 11.552 -12.974 23.203 1.00 64.60 ATOM 157 O HIS A 24 12.145 -11.893 23.149 1.00 63.94 ATOM 158 CB HIS A 24 9.346 -12.767 24.391 1.00 63.63 ATOM 159 CG HIS A 24 9.737 -11.462 25.007 1.00 70.86 ATOM 160 ND1 HIS A 24 10.695 -11.361 25.994 1.00 74.41 ATOM 161 CD2 HIS A 24 9.331 -10.197 24.745 1.00 71.50 ATOM 162 CE1 HIS A 24 10.846 -10.092 26.328 1.00 79.49 ATOM 163 NE2 HIS A 24 10.030 -9.365 25.585 1.00 78.18 ATOM 164 N THR A 25 12.179 -14.132 23.408 1.00 66.65 ATOM 165 CA THR A 25 13.628 -14.201 23.623 1.00 70.34 ATOM 166 C THR A 25 14.417 -13.837 22.366 1.00 70.09 ATOM 167 O THR A 25 15.508 -13.269 22.461 1.00 74.20 ATOM 168 CB THR A 25 14.077 -15.595 24.112 1.00 72.27 ATOM 169 OG1 THR A 25 12.992 -16.243 24.780 1.00 76.49 ATOM 170 CG2 THR A 25 15.259 -15.473 25.070 1.00 73.02 ATOM 171 N GLU A 26 13.866 -14.163 21.197 1.00 69.02 ATOM 172 CA GLU A 26 14.520 -13.844 19.918 1.00 70.55 ATOM 173 C GLU A 26 14.248 -12.414 19.439 1.00 67.41 ATOM 174 O GLU A 26 14.867 -11.951 18.474 1.00 64.91 ATOM 175 CB GLU A 26 14.102 -14.841 18.831 1.00 72.92 ATOM 176 CG GLU A 26 14.759 -16.208 18.945 1.00 82.10 ATOM 177 CD GLU A 26 14.384 -17.128 17.798 1.00 91.82 ATOM 178 OE1 GLU A 26 13.288 -17.729 17.841 1.00 93.14 ATOM 179 OE2 GLU A 26 15.182 -17.240 16.845 1.00 98.14 ATOM 180 N LYS A 27 13.334 -11.726 20.126 1.00 65.31 ATOM 181 CA LYS A 27 12.813 -10.422 19.690 1.00 63.06 ATOM 182 C LYS A 27 13.874 -9.326 19.532 1.00 62.94 ATOM 183 O LYS A 27 14.002 -8.737 18.451 1.00 60.14 ATOM 184 CB LYS A 27 11.675 -9.964 20.615 1.00 62.05 ATOM 185 CG LYS A 27 10.855 -8.800 20.068 1.00 65.84 ATOM 186 CD LYS A 27 9.599 -8.553 20.895 1.00 65.11 ATOM 187 CE LYS A 27 9.003 -7.180 20.607 1.00 70.01 ATOM 188 NZ LYS A 27 8.604 -7.012 19.185 1.00 70.04 ATOM 189 N ALA A 28 14.624 -9.053 20.601 1.00 64.29 ATOM 190 CA ALA A 28 15.651 -8.007 20.579 1.00 64.84 ATOM 191 C ALA A 28 16.774 -8.344 19.599 1.00 66.63 ATOM 192 O ALA A 28 17.236 -7.472 18.851 1.00 65.11 ATOM 193 CB ALA A 28 16.210 -7.763 21.977 1.00 66.79 ATOM 194 N ASP A 29 17.180 -9.616 19.598 1.00 69.13 ATOM 195 CA ASP A 29 18.269 -10.124 18.754 1.00 72.85 ATOM 196 C ASP A 29 17.983 -9.986 17.261 1.00 72.55 ATOM 197 O ASP A 29 18.885 -9.659 16.484 1.00 75.22 ATOM 198 CB ASP A 29 18.597 -11.584 19.101 1.00 76.52 ATOM 199 CG ASP A 29 19.492 -11.718 20.332 1.00 78.53 ATOM 200 OD1 ASP A 29 19.976 -10.686 20.849 1.00 70.42 ATOM 201 OD2 ASP A 29 19.711 -12.866 20.782 1.00 84.39 ATOM 202 N HIS A 30 16.738 -10.234 16.861 1.00 70.75 ATOM 203 CA HIS A 30 16.335 -10.003 15.476 1.00 70.80 ATOM 204 C HIS A 30 16.220 -8.517 15.150 1.00 69.73 ATOM 205 O HIS A 30 16.701 -8.072 14.106 1.00 71.20 ATOM 206 CB HIS A 30 15.010 -10.689 15.136 1.00 70.71 ATOM 207 CG HIS A 30 14.349 -10.120 13.919 1.00 67.21 ATOM 208 ND1 HIS A 30 14.737 -10.453 12.639 1.00 73.16 ATOM 209 CD2 HIS A 30 13.363 -9.202 13.786 1.00 58.47 ATOM 210 CE1 HIS A 30 14.005 -9.780 11.770 1.00 70.80 ATOM 211 NE2 HIS A 30 13.166 -9.012 12.440 1.00 62.38 ATOM 212 N GLU A 31 15.568 -7.763 16.033 1.00 69.31 ATOM 213 CA GLU A 31 15.229 -6.366 15.756 1.00 71.61 ATOM 214 C GLU A 31 16.434 -5.445 15.560 1.00 73.80 ATOM 215 O GLU A 31 16.400 -4.546 14.712 1.00 75.02 ATOM 216 CB GLU A 31 14.308 -5.816 16.840 1.00 70.65 ATOM 217 CG GLU A 31 12.862 -6.229 16.663 1.00 68.98 ATOM 218 CD GLU A 31 12.022 -6.002 17.906 1.00 71.72 ATOM 219 OE1 GLU A 31 12.597 -5.800 18.999 1.00 70.81 ATOM 220 OE2 GLU A 31 10.781 -6.020 17.784 1.00 67.67 ATOM 221 N GLU A 32 17.496 -5.671 16.332 1.00 76.59 ATOM 222 CA GLU A 32 18.709 -4.851 16.213 1.00 79.82 ATOM 223 C GLU A 32 19.638 -5.362 15.105 1.00 79.33 ATOM 224 O GLU A 32 20.835 -5.066 15.080 1.00 82.31 ATOM 225 CB GLU A 32 19.424 -4.724 17.568 1.00 82.45 ATOM 226 CG GLU A 32 18.599 -3.987 18.638 1.00 85.82 ATOM 227 CD GLU A 32 18.081 -2.624 18.168 1.00 86.34 ATOM 228 OE1 GLU A 32 18.890 -1.679 18.057 1.00 86.16 ATOM 229 OE2 GLU A 32 16.861 -2.498 17.915 1.00 85.88 ATOM 230 N LEU A 33 19.042 -6.108 14.180 1.00 77.62 ATOM 231 CA LEU A 33 19.724 -6.734 13.054 1.00 79.03 ATOM 232 C LEU A 33 18.822 -6.624 11.821 1.00 75.30 ATOM 233 O LEU A 33 19.273 -6.786 10.682 1.00 77.32 ATOM 234 CB LEU A 33 20.041 -8.202 13.409 1.00 83.87 ATOM 235 CG LEU A 33 20.175 -9.419 12.471 1.00 92.05 ATOM 236 CD1 LEU A 33 18.807 -9.931 11.973 1.00 94.39 ATOM 237 CD2 LEU A 33 21.158 -9.197 11.305 1.00101.50 ATOM 238 N CYS A 34 17.551 -6.316 12.070 1.00 67.75 ATOM 239 CA CYS A 34 16.515 -6.321 11.044 1.00 63.95 ATOM 240 C CYS A 34 16.757 -5.283 9.955 1.00 63.84 ATOM 241 O CYS A 34 16.912 -4.096 10.238 1.00 59.42 ATOM 242 CB CYS A 34 15.135 -6.113 11.678 1.00 59.84 ATOM 243 SG CYS A 34 13.798 -5.958 10.476 1.00 52.30 ATOM 244 N GLU A 35 16.773 -5.749 8.710 1.00 67.40 ATOM 245 CA GLU A 35 16.993 -4.881 7.555 1.00 70.90 ATOM 246 C GLU A 35 15.870 -3.864 7.300 1.00 69.97 ATOM 247 O GLU A 35 16.100 -2.837 6.651 1.00 70.05 ATOM 248 CB GLU A 35 17.234 -5.714 6.294 1.00 74.96 ATOM 249 CG GLU A 35 18.701 -5.997 6.006 1.00 79.37 ATOM 250 CD GLU A 35 18.934 -6.500 4.587 1.00 84.45 ATOM 251 OE1 GLU A 35 18.566 -7.658 4.292 1.00 88.44 ATOM 252 OE2 GLU A 35 19.475 -5.727 3.767 1.00 85.08 ATOM 253 N PHE A 36 14.673 -4.151 7.821 1.00 68.29 ATOM 254 CA PHE A 36 13.496 -3.316 7.582 0.50 67.09 ATOM 255 C PHE A 36 13.425 -2.087 8.488 1.00 62.23 ATOM 256 O PHE A 36 12.503 -1.280 8.376 1.00 62.43 ATOM 257 CB PHE A 36 12.212 -4.141 7.718 0.50 68.16 ATOM 258 CG PHE A 36 12.049 -5.186 6.655 0.50 75.17 ATOM 259 CD1 PHE A 36 11.662 -4.834 5.373 0.50 79.42 ATOM 260 CD2 PHE A 36 12.287 -6.522 6.935 0.50 75.66 ATOM 261 CE1 PHE A 36 11.512 -5.794 4.393 0.50 85.41 ATOM 262 CE2 PHE A 36 12.136 -7.487 5.958 0.50 82.23 ATOM 263 CZ PHE A 36 11.749 -7.123 4.686 0.50 87.06 TER