HEADER LIGASE, PROTEIN BINDING 26-SEP-01 1K2F TITLE siah, Seven In Absentia Homolog COMPND MOL_ID: 1; COMPND 2 MOLECULE: siah-1A protein; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: C-terminal domain (residues ; COMPND 5 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.60 ANGSTORMS DBREF 1K2F B 93 282 UNP P61092 SIA1A_MOUSE 93 282 SEQRES 1 B 30 ARG PRO TYR SER CYS PRO CYS PRO GLY ALA SER CYS LYS SEQRES 2 B 30 TRP GLN GLY SER LEU ASP ALA VAL MET PRO HIS LEU MET SEQRES 3 B 30 HIS GLN HIS LYS ATOM 1 N ARG B 32 45.746 20.686 51.848 1.00 80.43 ATOM 2 CA ARG B 32 47.039 21.120 51.329 1.00 77.28 ATOM 3 C ARG B 32 46.980 22.644 51.229 1.00 74.59 ATOM 4 O ARG B 32 45.932 23.208 50.906 1.00 74.61 ATOM 5 CB ARG B 32 47.303 20.517 49.941 1.00 79.23 ATOM 6 CG ARG B 32 48.529 21.099 49.221 1.00 80.81 ATOM 7 CD ARG B 32 48.957 20.272 48.009 1.00 81.16 ATOM 8 NE ARG B 32 48.233 20.595 46.780 1.00 81.77 ATOM 9 CZ ARG B 32 47.124 19.986 46.367 1.00 81.96 ATOM 10 NH1 ARG B 32 46.576 19.013 47.088 1.00 82.15 ATOM 11 NH2 ARG B 32 46.592 20.317 45.199 1.00 81.14 ATOM 12 N PRO B 33 48.081 23.333 51.564 1.00 71.34 ATOM 13 CA PRO B 33 48.079 24.795 51.484 1.00 68.40 ATOM 14 C PRO B 33 47.998 25.242 50.026 1.00 65.48 ATOM 15 O PRO B 33 48.807 24.819 49.198 1.00 65.80 ATOM 16 CB PRO B 33 49.429 25.170 52.102 1.00 68.84 ATOM 17 CG PRO B 33 49.746 24.011 52.996 1.00 69.71 ATOM 18 CD PRO B 33 49.341 22.846 52.148 1.00 70.59 ATOM 19 N TYR B 34 47.000 26.067 49.718 1.00 61.88 ATOM 20 CA TYR B 34 46.791 26.592 48.367 1.00 57.70 ATOM 21 C TYR B 34 47.812 27.675 48.015 1.00 55.13 ATOM 22 O TYR B 34 48.132 28.530 48.844 1.00 53.96 ATOM 23 CB TYR B 34 45.396 27.221 48.246 1.00 57.71 ATOM 24 CG TYR B 34 44.229 26.257 48.240 1.00 58.94 ATOM 25 CD1 TYR B 34 43.874 25.544 49.383 1.00 58.15 ATOM 26 CD2 TYR B 34 43.467 26.068 47.087 1.00 59.16 ATOM 27 CE1 TYR B 34 42.793 24.666 49.378 1.00 58.21 ATOM 28 CE2 TYR B 34 42.382 25.195 47.072 1.00 59.56 ATOM 29 CZ TYR B 34 42.051 24.496 48.221 1.00 59.55 ATOM 30 OH TYR B 34 40.982 23.628 48.208 1.00 59.58 ATOM 31 N SER B 35 48.340 27.625 46.795 1.00 52.42 ATOM 32 CA SER B 35 49.274 28.656 46.340 1.00 50.98 ATOM 33 C SER B 35 48.440 29.751 45.658 1.00 48.65 ATOM 34 O SER B 35 47.215 29.626 45.548 1.00 47.20 ATOM 35 CB SER B 35 50.307 28.077 45.367 1.00 50.70 ATOM 36 OG SER B 35 49.685 27.583 44.197 1.00 54.94 ATOM 37 N CYS B 36 49.086 30.832 45.230 1.00 47.49 ATOM 38 CA CYS B 36 48.372 31.926 44.571 1.00 45.11 ATOM 39 C CYS B 36 47.937 31.519 43.169 1.00 45.14 ATOM 40 O CYS B 36 48.771 31.207 42.321 1.00 46.17 ATOM 41 CB CYS B 36 49.233 33.179 44.500 1.00 43.35 ATOM 42 SG CYS B 36 48.428 34.515 43.592 1.00 41.42 ATOM 43 N PRO B 37 46.624 31.559 42.901 1.00 44.49 ATOM 44 CA PRO B 37 46.022 31.196 41.617 1.00 44.72 ATOM 45 C PRO B 37 46.252 32.163 40.457 1.00 45.71 ATOM 46 O PRO B 37 45.663 31.988 39.384 1.00 46.47 ATOM 47 CB PRO B 37 44.541 31.081 41.966 1.00 44.00 ATOM 48 CG PRO B 37 44.370 32.156 42.975 1.00 45.27 ATOM 49 CD PRO B 37 45.585 31.982 43.860 1.00 45.24 ATOM 50 N CYS B 38 47.075 33.189 40.669 1.00 45.21 ATOM 51 CA CYS B 38 47.366 34.154 39.608 1.00 45.06 ATOM 52 C CYS B 38 48.301 33.533 38.583 1.00 45.47 ATOM 53 O CYS B 38 49.120 32.678 38.917 1.00 47.10 ATOM 54 CB CYS B 38 48.010 35.427 40.171 1.00 44.83 ATOM 55 SG CYS B 38 46.878 36.570 40.981 1.00 43.99 ATOM 56 N PRO B 39 48.162 33.923 37.309 1.00 45.78 ATOM 57 CA PRO B 39 49.030 33.371 36.267 1.00 46.54 ATOM 58 C PRO B 39 50.500 33.743 36.447 1.00 47.86 ATOM 59 O PRO B 39 50.835 34.868 36.839 1.00 46.26 ATOM 60 CB PRO B 39 48.440 33.960 34.984 1.00 45.15 ATOM 61 CG PRO B 39 47.786 35.210 35.443 1.00 44.28 ATOM 62 CD PRO B 39 47.131 34.791 36.719 1.00 44.53 ATOM 63 N GLY B 40 51.367 32.781 36.145 1.00 49.62 ATOM 64 CA GLY B 40 52.798 32.988 36.271 1.00 52.22 ATOM 65 C GLY B 40 53.355 32.318 37.515 1.00 53.01 ATOM 66 O GLY B 40 52.676 31.517 38.158 1.00 54.05 ATOM 67 N ALA B 41 54.579 32.682 37.877 1.00 53.55 ATOM 68 CA ALA B 41 55.240 32.111 39.048 1.00 53.37 ATOM 69 C ALA B 41 55.797 33.189 39.978 1.00 51.77 ATOM 70 O ALA B 41 56.430 32.880 40.986 1.00 51.65 ATOM 71 CB ALA B 41 56.366 31.184 38.595 1.00 55.03 ATOM 72 N SER B 42 55.545 34.451 39.643 1.00 50.10 ATOM 73 CA SER B 42 56.038 35.578 40.428 1.00 48.38 ATOM 74 C SER B 42 55.581 35.647 41.897 1.00 46.62 ATOM 75 O SER B 42 56.416 35.755 42.790 1.00 47.91 ATOM 76 CB SER B 42 55.722 36.894 39.708 1.00 49.18 ATOM 77 OG SER B 42 54.326 37.108 39.593 1.00 51.24 ATOM 78 N CYS B 43 54.274 35.578 42.144 1.00 42.68 ATOM 79 CA CYS B 43 53.729 35.657 43.504 1.00 40.38 ATOM 80 C CYS B 43 53.914 34.361 44.300 1.00 41.37 ATOM 81 O CYS B 43 53.398 33.310 43.904 1.00 41.11 ATOM 82 CB CYS B 43 52.246 36.019 43.443 1.00 38.86 ATOM 83 SG CYS B 43 51.450 36.257 45.027 1.00 38.88 ATOM 84 N LYS B 44 54.612 34.445 45.437 1.00 40.29 ATOM 85 CA LYS B 44 54.868 33.274 46.284 1.00 39.27 ATOM 86 C LYS B 44 53.943 33.053 47.475 1.00 39.39 ATOM 87 O LYS B 44 54.245 32.243 48.352 1.00 38.79 ATOM 88 CB LYS B 44 56.308 33.262 46.786 1.00 38.15 ATOM 89 CG LYS B 44 57.341 32.899 45.752 1.00 41.49 ATOM 90 CD LYS B 44 57.701 34.093 44.888 1.00 44.07 ATOM 91 CE LYS B 44 59.197 34.092 44.552 1.00 43.48 ATOM 92 NZ LYS B 44 59.590 35.274 43.732 1.00 40.69 ATOM 93 N TRP B 45 52.822 33.761 47.514 1.00 40.88 ATOM 94 CA TRP B 45 51.859 33.612 48.606 1.00 42.73 ATOM 95 C TRP B 45 51.389 32.163 48.756 1.00 44.87 ATOM 96 O TRP B 45 51.296 31.422 47.777 1.00 44.51 ATOM 97 CB TRP B 45 50.655 34.524 48.363 1.00 42.47 ATOM 98 CG TRP B 45 49.570 34.421 49.393 1.00 41.90 ATOM 99 CD1 TRP B 45 49.419 35.200 50.499 1.00 42.29 ATOM 100 CD2 TRP B 45 48.453 33.524 49.377 1.00 40.62 ATOM 101 NE1 TRP B 45 48.275 34.853 51.174 1.00 41.93 ATOM 102 CE2 TRP B 45 47.661 33.826 50.507 1.00 40.44 ATOM 103 CE3 TRP B 45 48.038 32.503 48.511 1.00 38.44 ATOM 104 CZ2 TRP B 45 46.477 33.145 50.798 1.00 39.83 ATOM 105 CZ3 TRP B 45 46.863 31.825 48.795 1.00 38.99 ATOM 106 CH2 TRP B 45 46.094 32.150 49.933 1.00 41.48 ATOM 107 N GLN B 46 51.047 31.794 49.987 1.00 47.69 ATOM 108 CA GLN B 46 50.590 30.447 50.331 1.00 48.71 ATOM 109 C GLN B 46 49.483 30.591 51.377 1.00 48.79 ATOM 110 O GLN B 46 49.423 31.604 52.068 1.00 50.63 ATOM 111 CB GLN B 46 51.764 29.666 50.919 1.00 50.52 ATOM 112 CG GLN B 46 51.487 28.215 51.253 1.00 55.07 ATOM 113 CD GLN B 46 52.660 27.554 51.960 1.00 56.98 ATOM 114 OE1 GLN B 46 52.490 26.587 52.705 1.00 59.19 ATOM 115 NE2 GLN B 46 53.859 28.079 51.731 1.00 57.96 ATOM 116 N GLY B 47 48.589 29.610 51.476 1.00 47.51 ATOM 117 CA GLY B 47 47.531 29.716 52.463 1.00 47.51 ATOM 118 C GLY B 47 46.326 28.809 52.303 1.00 47.96 ATOM 119 O GLY B 47 46.273 27.966 51.415 1.00 47.10 ATOM 120 N SER B 48 45.355 28.990 53.191 1.00 48.89 ATOM 121 CA SER B 48 44.132 28.198 53.181 1.00 50.26 ATOM 122 C SER B 48 43.115 28.724 52.184 1.00 50.68 ATOM 123 O SER B 48 43.144 29.895 51.805 1.00 49.54 ATOM 124 CB SER B 48 43.516 28.148 54.587 1.00 50.50 ATOM 125 OG SER B 48 43.385 29.446 55.152 1.00 51.18 ATOM 126 N LEU B 49 42.203 27.842 51.790 1.00 52.54 ATOM 127 CA LEU B 49 41.140 28.153 50.832 1.00 53.58 ATOM 128 C LEU B 49 40.361 29.427 51.174 1.00 53.35 ATOM 129 O LEU B 49 40.023 30.217 50.288 1.00 53.70 ATOM 130 CB LEU B 49 40.186 26.954 50.728 1.00 52.80 ATOM 131 CG LEU B 49 38.810 27.119 50.074 1.00 53.96 ATOM 132 CD1 LEU B 49 38.953 27.576 48.635 1.00 53.65 ATOM 133 CD2 LEU B 49 38.045 25.806 50.159 1.00 52.62 ATOM 134 N ASP B 50 40.110 29.633 52.460 1.00 53.36 ATOM 135 CA ASP B 50 39.371 30.797 52.936 1.00 54.16 ATOM 136 C ASP B 50 40.162 32.105 52.824 1.00 53.20 ATOM 137 O ASP B 50 39.588 33.184 52.958 1.00 53.67 ATOM 138 CB ASP B 50 38.926 30.577 54.389 1.00 57.67 ATOM 139 CG ASP B 50 38.081 29.309 54.569 1.00 62.91 ATOM 140 OD1 ASP B 50 36.890 29.436 54.939 1.00 65.35 ATOM 141 OD2 ASP B 50 38.605 28.184 54.361 1.00 64.14 ATOM 142 N ALA B 51 41.469 32.006 52.572 1.00 51.53 ATOM 143 CA ALA B 51 42.337 33.185 52.450 1.00 49.65 ATOM 144 C ALA B 51 42.622 33.660 51.013 1.00 48.61 ATOM 145 O ALA B 51 43.065 34.794 50.810 1.00 48.73 ATOM 146 CB ALA B 51 43.657 32.940 53.191 1.00 47.58 ATOM 147 N VAL B 52 42.350 32.810 50.026 1.00 46.46 ATOM 148 CA VAL B 52 42.585 33.136 48.618 1.00 45.71 ATOM 149 C VAL B 52 41.963 34.454 48.135 1.00 45.76 ATOM 150 O VAL B 52 42.678 35.334 47.647 1.00 45.94 ATOM 151 CB VAL B 52 42.138 31.970 47.699 1.00 45.99 ATOM 152 CG1 VAL B 52 42.112 32.400 46.245 1.00 42.83 ATOM 153 CG2 VAL B 52 43.074 30.770 47.883 1.00 44.27 ATOM 154 N MET B 53 40.647 34.600 48.285 1.00 45.07 ATOM 155 CA MET B 53 39.966 35.824 47.854 1.00 45.25 ATOM 156 C MET B 53 40.515 37.107 48.489 1.00 44.44 ATOM 157 O MET B 53 40.779 38.084 47.774 1.00 46.03 ATOM 158 CB MET B 53 38.445 35.720 48.040 1.00 45.46 ATOM 159 CG MET B 53 37.754 34.814 47.020 1.00 46.72 ATOM 160 SD MET B 53 38.180 35.196 45.291 1.00 48.37 ATOM 161 CE MET B 53 37.098 36.605 44.948 1.00 48.69 ATOM 162 N PRO B 54 40.684 37.135 49.829 1.00 41.96 ATOM 163 CA PRO B 54 41.216 38.335 50.483 1.00 40.97 ATOM 164 C PRO B 54 42.610 38.662 49.955 1.00 40.35 ATOM 165 O PRO B 54 42.993 39.827 49.869 1.00 38.32 ATOM 166 CB PRO B 54 41.277 37.920 51.950 1.00 39.98 ATOM 167 CG PRO B 54 40.113 37.000 52.075 1.00 40.29 ATOM 168 CD PRO B 54 40.255 36.151 50.838 1.00 41.22 ATOM 169 N HIS B 55 43.355 37.620 49.594 1.00 41.33 ATOM 170 CA HIS B 55 44.703 37.782 49.060 1.00 42.51 ATOM 171 C HIS B 55 44.674 38.484 47.710 1.00 44.25 ATOM 172 O HIS B 55 45.458 39.406 47.465 1.00 44.40 ATOM 173 CB HIS B 55 45.400 36.423 48.939 1.00 42.73 ATOM 174 CG HIS B 55 46.658 36.455 48.131 1.00 42.77 ATOM 175 ND1 HIS B 55 47.679 37.348 48.375 1.00 42.47 ATOM 176 CD2 HIS B 55 47.042 35.732 47.053 1.00 42.96 ATOM 177 CE1 HIS B 55 48.633 37.178 47.479 1.00 42.55 ATOM 178 NE2 HIS B 55 48.272 36.202 46.665 1.00 43.03 ATOM 179 N LEU B 56 43.766 38.053 46.836 1.00 45.04 ATOM 180 CA LEU B 56 43.649 38.659 45.511 1.00 45.57 ATOM 181 C LEU B 56 43.259 40.122 45.633 1.00 46.46 ATOM 182 O LEU B 56 43.807 40.972 44.937 1.00 47.71 ATOM 183 CB LEU B 56 42.621 37.914 44.665 1.00 44.71 ATOM 184 CG LEU B 56 42.938 36.437 44.464 1.00 43.56 ATOM 185 CD1 LEU B 56 41.764 35.769 43.825 1.00 43.42 ATOM 186 CD2 LEU B 56 44.189 36.270 43.624 1.00 42.43 ATOM 187 N MET B 57 42.333 40.414 46.540 1.00 46.09 ATOM 188 CA MET B 57 41.897 41.785 46.748 1.00 47.39 ATOM 189 C MET B 57 43.039 42.635 47.307 1.00 45.92 ATOM 190 O MET B 57 43.187 43.801 46.949 1.00 45.87 ATOM 191 CB MET B 57 40.685 41.842 47.695 1.00 51.38 ATOM 192 CG MET B 57 39.375 41.280 47.118 1.00 54.57 ATOM 193 SD MET B 57 37.912 41.794 48.077 1.00 60.28 ATOM 194 CE MET B 57 37.753 40.443 49.255 1.00 56.47 ATOM 195 N HIS B 58 43.866 42.031 48.151 1.00 43.61 ATOM 196 CA HIS B 58 44.983 42.732 48.766 1.00 42.94 ATOM 197 C HIS B 58 46.209 42.920 47.869 1.00 44.12 ATOM 198 O HIS B 58 46.787 44.008 47.823 1.00 41.65 ATOM 199 CB HIS B 58 45.412 41.998 50.033 1.00 42.87 ATOM 200 CG HIS B 58 46.239 42.829 50.961 1.00 41.30 ATOM 201 ND1 HIS B 58 47.537 43.193 50.680 1.00 41.21 ATOM 202 CD2 HIS B 58 45.939 43.394 52.152 1.00 40.19 ATOM 203 CE1 HIS B 58 47.999 43.952 51.658 1.00 41.47 ATOM 204 NE2 HIS B 58 47.049 44.089 52.563 1.00 41.74 ATOM 205 N GLN B 59 46.590 41.864 47.151 1.00 44.65 ATOM 206 CA GLN B 59 47.773 41.901 46.302 1.00 46.28 ATOM 207 C GLN B 59 47.602 42.068 44.805 1.00 49.78 ATOM 208 O GLN B 59 48.553 42.443 44.112 1.00 50.36 ATOM 209 CB GLN B 59 48.634 40.668 46.563 1.00 44.06 ATOM 210 CG GLN B 59 49.309 40.693 47.912 1.00 42.81 ATOM 211 CD GLN B 59 50.101 41.965 48.121 1.00 41.87 ATOM 212 OE1 GLN B 59 49.659 42.887 48.825 1.00 40.21 ATOM 213 NE2 GLN B 59 51.265 42.040 47.485 1.00 37.68 ATOM 214 N HIS B 60 46.406 41.800 44.295 1.00 52.50 ATOM 215 CA HIS B 60 46.187 41.904 42.855 1.00 54.01 ATOM 216 C HIS B 60 45.008 42.800 42.513 1.00 55.33 ATOM 217 O HIS B 60 43.910 42.328 42.227 1.00 55.30 ATOM 218 CB HIS B 60 46.031 40.497 42.261 1.00 52.08 ATOM 219 CG HIS B 60 47.047 39.519 42.775 1.00 51.17 ATOM 220 ND1 HIS B 60 48.337 39.459 42.291 1.00 50.34 ATOM 221 CD2 HIS B 60 46.974 38.596 43.764 1.00 48.85 ATOM 222 CE1 HIS B 60 49.013 38.542 42.960 1.00 49.45 ATOM 223 NE2 HIS B 60 48.209 38.004 43.860 1.00 48.73 ATOM 224 N LYS B 61 45.256 44.106 42.553 1.00 57.57 ATOM 225 CA LYS B 61 44.231 45.100 42.259 1.00 59.95 ATOM 226 C LYS B 61 43.862 45.071 40.773 1.00 60.19 ATOM 227 O LYS B 61 42.760 45.471 40.391 1.00 60.61 ATOM 228 CB LYS B 61 44.716 46.499 42.656 1.00 62.08 ATOM 229 CG LYS B 61 45.341 46.599 44.051 1.00 64.84 ATOM 230 CD LYS B 61 44.349 46.332 45.182 1.00 66.55 ATOM 231 CE LYS B 61 45.047 46.438 46.552 1.00 67.67 ATOM 232 NZ LYS B 61 44.134 46.337 47.739 1.00 64.77 TER