HEADER RNA BINDING PROTEIN/RNA 11-SEP-11 3TS0 TITLE Mouse Lin28A in complex with let-7f-1 microRNA pre-element COMPND MOL_ID: 1; COMPND 2 MOLECULE: Protein lin-28 homolog A; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.76 ANGSTORMS DBREF 3TS0 A 33 187 UNP Q8K3Y3 LN28A_MOUSE 33 187 SEQRES 1 A 29 SER GLU ARG ARG PRO LYS GLY GLY ASP ARG CYS TYR ASN SEQRES 2 A 29 CYS GLY GLY LEU ASP HIS HIS ALA LYS GLU CYS LYS LEU SEQRES 3 A 29 PRO PRO GLN ATOM 1 N SER A 120 -21.432 39.518 -10.867 1.00 72.07 ATOM 2 CA SER A 120 -22.763 39.968 -11.274 1.00 73.23 ATOM 3 C SER A 120 -22.665 41.107 -12.265 1.00 80.68 ATOM 4 O SER A 120 -21.813 41.986 -12.118 1.00 81.50 ATOM 5 CB SER A 120 -23.555 40.432 -10.050 1.00 78.74 ATOM 6 OG SER A 120 -24.805 41.022 -10.377 1.00 89.50 ATOM 7 N GLU A 121 -23.576 41.119 -13.252 1.00 79.34 ATOM 8 CA GLU A 121 -23.672 42.160 -14.289 1.00 79.84 ATOM 9 C GLU A 121 -23.860 43.554 -13.676 1.00 85.81 ATOM 10 O GLU A 121 -23.409 44.538 -14.258 1.00 86.26 ATOM 11 CB GLU A 121 -24.796 41.835 -15.290 1.00 81.11 ATOM 12 CG GLU A 121 -24.578 40.530 -16.040 1.00 90.22 ATOM 13 CD GLU A 121 -25.340 40.409 -17.345 1.00115.32 ATOM 14 OE1 GLU A 121 -26.373 39.701 -17.372 1.00 94.61 ATOM 15 OE2 GLU A 121 -24.893 41.011 -18.350 1.00115.99 ATOM 16 N ARG A 122 -24.462 43.605 -12.464 1.00 83.52 ATOM 17 CA ARG A 122 -24.751 44.801 -11.684 1.00 85.41 ATOM 18 C ARG A 122 -23.601 45.314 -10.806 1.00 89.80 ATOM 19 O ARG A 122 -23.731 46.413 -10.242 1.00 92.09 ATOM 20 CB ARG A 122 -26.064 44.615 -10.880 1.00 88.60 ATOM 21 CG ARG A 122 -27.349 44.701 -11.740 1.00102.10 ATOM 22 CD ARG A 122 -28.382 45.712 -11.240 1.00115.83 ATOM 23 NE ARG A 122 -29.194 46.256 -12.335 1.00129.30 ATOM 24 CZ ARG A 122 -30.041 47.279 -12.222 1.00146.43 ATOM 25 NH1 ARG A 122 -30.205 47.894 -11.052 1.00135.54 ATOM 26 NH2 ARG A 122 -30.735 47.696 -13.276 1.00127.54 ATOM 27 N ARG A 123 -22.469 44.560 -10.726 1.00 83.80 ATOM 28 CA ARG A 123 -21.269 44.906 -9.940 1.00 83.27 ATOM 29 C ARG A 123 -20.662 46.293 -10.283 1.00 88.92 ATOM 30 O ARG A 123 -20.343 46.536 -11.459 1.00 88.83 ATOM 31 CB ARG A 123 -20.212 43.818 -10.137 1.00 79.45 ATOM 32 CG ARG A 123 -18.899 44.037 -9.407 1.00 78.83 ATOM 33 CD ARG A 123 -18.308 42.695 -9.077 1.00 72.43 ATOM 34 NE ARG A 123 -17.058 42.447 -9.790 1.00 77.11 ATOM 35 CZ ARG A 123 -15.843 42.602 -9.270 1.00 86.45 ATOM 36 NH1 ARG A 123 -15.695 43.041 -8.022 1.00 73.23 ATOM 37 NH2 ARG A 123 -14.768 42.298 -9.982 1.00 68.98 ATOM 38 N PRO A 124 -20.465 47.204 -9.283 1.00 86.41 ATOM 39 CA PRO A 124 -19.841 48.513 -9.592 1.00 87.33 ATOM 40 C PRO A 124 -18.403 48.340 -10.101 1.00 89.29 ATOM 41 O PRO A 124 -17.601 47.633 -9.468 1.00 87.58 ATOM 42 CB PRO A 124 -19.893 49.274 -8.249 1.00 90.92 ATOM 43 CG PRO A 124 -20.927 48.563 -7.437 1.00 94.71 ATOM 44 CD PRO A 124 -20.800 47.111 -7.849 1.00 88.38 ATOM 45 N LYS A 125 -18.104 48.951 -11.279 1.00 85.23 ATOM 46 CA LYS A 125 -16.817 48.906 -12.000 1.00 84.42 ATOM 47 C LYS A 125 -16.556 47.535 -12.691 1.00 87.64 ATOM 48 O LYS A 125 -15.508 47.354 -13.316 1.00 87.17 ATOM 49 CB LYS A 125 -15.612 49.318 -11.109 1.00 87.55 ATOM 50 CG LYS A 125 -15.728 50.668 -10.418 1.00 96.04 ATOM 51 CD LYS A 125 -14.904 50.686 -9.136 1.00108.76 ATOM 52 CE LYS A 125 -13.633 51.505 -9.227 1.00121.07 ATOM 53 NZ LYS A 125 -12.508 50.863 -8.496 1.00122.17 ATOM 54 N GLY A 126 -17.521 46.613 -12.595 1.00 82.59 ATOM 55 CA GLY A 126 -17.463 45.269 -13.160 1.00 79.46 ATOM 56 C GLY A 126 -17.143 45.156 -14.640 1.00 82.73 ATOM 57 O GLY A 126 -16.595 44.130 -15.063 1.00 82.12 ATOM 58 N GLY A 136 -17.493 46.194 -15.414 1.00 78.48 ATOM 59 CA GLY A 136 -17.263 46.281 -16.855 1.00 76.72 ATOM 60 C GLY A 136 -16.013 47.040 -17.281 1.00 81.74 ATOM 61 O GLY A 136 -15.898 47.393 -18.459 1.00 81.46 ATOM 62 N ASP A 137 -15.061 47.311 -16.330 1.00 78.87 ATOM 63 CA ASP A 137 -13.765 47.967 -16.601 1.00 79.18 ATOM 64 C ASP A 137 -12.556 47.239 -15.957 1.00 81.95 ATOM 65 O ASP A 137 -11.784 47.809 -15.157 1.00 85.55 ATOM 66 CB ASP A 137 -13.787 49.483 -16.349 1.00 83.37 ATOM 67 CG ASP A 137 -12.546 50.248 -16.818 1.00 97.45 ATOM 68 OD1 ASP A 137 -11.863 49.768 -17.760 1.00 95.94 ATOM 69 OD2 ASP A 137 -12.259 51.335 -16.243 1.00108.83 ATOM 70 N ARG A 138 -12.384 45.981 -16.390 1.00 72.63 ATOM 71 CA ARG A 138 -11.346 45.031 -15.958 1.00 69.70 ATOM 72 C ARG A 138 -10.128 45.008 -16.899 1.00 75.60 ATOM 73 O ARG A 138 -10.298 45.147 -18.103 1.00 76.16 ATOM 74 CB ARG A 138 -11.938 43.605 -15.906 1.00 59.63 ATOM 75 CG ARG A 138 -13.338 43.517 -15.310 1.00 59.77 ATOM 76 CD ARG A 138 -13.835 42.088 -15.166 1.00 72.77 ATOM 77 NE ARG A 138 -14.106 41.408 -16.435 1.00 76.99 ATOM 78 CZ ARG A 138 -15.212 41.559 -17.163 1.00 93.33 ATOM 79 NH1 ARG A 138 -16.166 42.402 -16.772 1.00 79.45 ATOM 80 NH2 ARG A 138 -15.363 40.888 -18.300 1.00 75.31 ATOM 81 N CYS A 139 -8.917 44.780 -16.362 1.00 73.47 ATOM 82 CA CYS A 139 -7.696 44.605 -17.154 1.00 73.63 ATOM 83 C CYS A 139 -7.853 43.332 -18.042 1.00 75.01 ATOM 84 O CYS A 139 -8.422 42.331 -17.589 1.00 70.72 ATOM 85 CB CYS A 139 -6.487 44.486 -16.238 1.00 75.17 ATOM 86 SG CYS A 139 -5.096 43.602 -16.979 1.00 78.70 ATOM 87 N TYR A 140 -7.370 43.378 -19.300 1.00 72.19 ATOM 88 CA TYR A 140 -7.548 42.251 -20.232 1.00 69.18 ATOM 89 C TYR A 140 -6.806 41.003 -19.826 1.00 72.14 ATOM 90 O TYR A 140 -7.269 39.911 -20.152 1.00 72.16 ATOM 91 CB TYR A 140 -7.174 42.618 -21.683 1.00 69.48 ATOM 92 CG TYR A 140 -8.047 43.657 -22.363 1.00 69.82 ATOM 93 CD1 TYR A 140 -9.424 43.684 -22.158 1.00 70.72 ATOM 94 CD2 TYR A 140 -7.507 44.559 -23.280 1.00 71.07 ATOM 95 CE1 TYR A 140 -10.232 44.620 -22.803 1.00 71.48 ATOM 96 CE2 TYR A 140 -8.305 45.494 -23.932 1.00 71.77 ATOM 97 CZ TYR A 140 -9.666 45.530 -23.681 1.00 79.57 ATOM 98 OH TYR A 140 -10.461 46.436 -24.344 1.00 87.15 ATOM 99 N ASN A 141 -5.659 41.158 -19.133 1.00 67.47 ATOM 100 CA ASN A 141 -4.773 40.083 -18.705 1.00 65.50 ATOM 101 C ASN A 141 -5.173 39.416 -17.388 1.00 72.15 ATOM 102 O ASN A 141 -5.098 38.195 -17.315 1.00 72.18 ATOM 103 CB ASN A 141 -3.342 40.591 -18.626 1.00 59.67 ATOM 104 CG ASN A 141 -2.284 39.535 -18.716 1.00 79.49 ATOM 105 OD1 ASN A 141 -2.155 38.848 -19.726 1.00 84.76 ATOM 106 ND2 ASN A 141 -1.412 39.464 -17.719 1.00 70.18 ATOM 107 N CYS A 142 -5.559 40.187 -16.347 1.00 70.25 ATOM 108 CA CYS A 142 -5.904 39.649 -15.028 1.00 70.38 ATOM 109 C CYS A 142 -7.340 39.895 -14.593 1.00 75.74 ATOM 110 O CYS A 142 -7.831 39.201 -13.701 1.00 77.93 ATOM 111 CB CYS A 142 -4.921 40.135 -13.974 1.00 73.29 ATOM 112 SG CYS A 142 -4.972 41.921 -13.682 1.00 80.41 ATOM 113 N GLY A 143 -8.000 40.880 -15.182 1.00 70.27 ATOM 114 CA GLY A 143 -9.377 41.185 -14.826 1.00 69.36 ATOM 115 C GLY A 143 -9.523 42.083 -13.619 1.00 74.88 ATOM 116 O GLY A 143 -10.632 42.244 -13.096 1.00 74.17 ATOM 117 N GLY A 144 -8.402 42.640 -13.171 1.00 73.85 ATOM 118 CA GLY A 144 -8.365 43.550 -12.041 1.00 76.17 ATOM 119 C GLY A 144 -9.064 44.847 -12.381 1.00 83.35 ATOM 120 O GLY A 144 -9.019 45.272 -13.542 1.00 83.78 ATOM 121 N LEU A 145 -9.705 45.492 -11.371 1.00 80.75 ATOM 122 CA LEU A 145 -10.457 46.746 -11.549 1.00 80.96 ATOM 123 C LEU A 145 -9.615 47.997 -11.425 1.00 90.58 ATOM 124 O LEU A 145 -10.063 49.067 -11.856 1.00 95.54 ATOM 125 CB LEU A 145 -11.679 46.821 -10.601 1.00 80.55 ATOM 126 CG LEU A 145 -12.618 45.581 -10.496 1.00 82.01 ATOM 127 CD1 LEU A 145 -13.566 45.719 -9.336 1.00 82.99 ATOM 128 CD2 LEU A 145 -13.418 45.335 -11.780 1.00 81.05 ATOM 129 N ASP A 146 -8.396 47.870 -10.873 1.00 86.95 ATOM 130 CA ASP A 146 -7.440 48.963 -10.566 1.00 88.87 ATOM 131 C ASP A 146 -6.680 49.563 -11.753 1.00 87.50 ATOM 132 O ASP A 146 -6.115 50.637 -11.591 1.00 87.22 ATOM 133 CB ASP A 146 -6.359 48.427 -9.571 1.00 92.61 ATOM 134 CG ASP A 146 -6.716 48.476 -8.098 1.00110.64 ATOM 135 OD1 ASP A 146 -6.674 49.582 -7.515 1.00120.91 ATOM 136 OD2 ASP A 146 -6.988 47.400 -7.515 1.00110.85 ATOM 137 N HIS A 147 -6.525 48.818 -12.875 1.00 82.39 ATOM 138 CA HIS A 147 -5.682 49.226 -14.011 1.00 83.79 ATOM 139 C HIS A 147 -6.071 48.505 -15.326 1.00 87.76 ATOM 140 O HIS A 147 -7.165 47.939 -15.425 1.00 87.15 ATOM 141 CB HIS A 147 -4.206 48.913 -13.678 1.00 85.53 ATOM 142 CG HIS A 147 -3.981 47.439 -13.519 1.00 87.01 ATOM 143 ND1 HIS A 147 -4.533 46.736 -12.456 1.00 87.64 ATOM 144 CD2 HIS A 147 -3.393 46.560 -14.365 1.00 87.68 ATOM 145 CE1 HIS A 147 -4.234 45.465 -12.674 1.00 85.03 ATOM 146 NE2 HIS A 147 -3.553 45.310 -13.812 1.00 85.25 ATOM 147 N HIS A 148 -5.149 48.537 -16.327 1.00 83.94 ATOM 148 CA HIS A 148 -5.272 47.970 -17.672 1.00 81.45 ATOM 149 C HIS A 148 -3.997 47.219 -18.076 1.00 86.63 ATOM 150 O HIS A 148 -2.932 47.445 -17.493 1.00 88.47 ATOM 151 CB HIS A 148 -5.583 49.077 -18.701 1.00 82.90 ATOM 152 CG HIS A 148 -7.003 49.579 -18.724 1.00 86.25 ATOM 153 ND1 HIS A 148 -7.395 50.582 -19.610 1.00 89.45 ATOM 154 CD2 HIS A 148 -8.083 49.210 -17.989 1.00 86.99 ATOM 155 CE1 HIS A 148 -8.688 50.778 -19.393 1.00 88.38 ATOM 156 NE2 HIS A 148 -9.148 49.982 -18.427 1.00 87.42 ATOM 157 N ALA A 149 -4.122 46.346 -19.102 1.00 82.40 ATOM 158 CA ALA A 149 -3.117 45.445 -19.677 1.00 82.28 ATOM 159 C ALA A 149 -1.707 45.987 -19.901 1.00 90.50 ATOM 160 O ALA A 149 -0.757 45.208 -19.803 1.00 91.89 ATOM 161 CB ALA A 149 -3.653 44.786 -20.939 1.00 81.13 ATOM 162 N LYS A 150 -1.557 47.287 -20.186 1.00 88.39 ATOM 163 CA LYS A 150 -0.245 47.913 -20.387 1.00 91.36 ATOM 164 C LYS A 150 0.504 47.985 -19.044 1.00 98.60 ATOM 165 O LYS A 150 1.719 47.730 -18.991 1.00 99.81 ATOM 166 CB LYS A 150 -0.424 49.336 -20.983 1.00 96.26 ATOM 167 CG LYS A 150 0.851 50.156 -21.186 1.00112.33 ATOM 168 CD LYS A 150 0.591 51.682 -21.237 1.00123.60 ATOM 169 CE LYS A 150 1.869 52.471 -21.012 1.00128.40 ATOM 170 NZ LYS A 150 1.629 53.794 -20.369 1.00134.85 ATOM 171 N GLU A 151 -0.231 48.364 -17.972 1.00 95.22 ATOM 172 CA GLU A 151 0.299 48.550 -16.617 1.00 96.11 ATOM 173 C GLU A 151 0.248 47.297 -15.749 1.00 96.74 ATOM 174 O GLU A 151 0.672 47.354 -14.592 1.00 98.81 ATOM 175 CB GLU A 151 -0.370 49.743 -15.892 1.00 99.40 ATOM 176 CG GLU A 151 -0.450 51.038 -16.685 1.00107.83 ATOM 177 CD GLU A 151 -1.740 51.172 -17.475 1.00129.85 ATOM 178 OE1 GLU A 151 -2.829 51.092 -16.859 1.00126.88 ATOM 179 OE2 GLU A 151 -1.663 51.357 -18.711 1.00121.35 ATOM 180 N CYS A 152 -0.263 46.171 -16.300 1.00 87.58 ATOM 181 CA CYS A 152 -0.368 44.870 -15.625 1.00 83.49 ATOM 182 C CYS A 152 1.056 44.313 -15.495 1.00 91.96 ATOM 183 O CYS A 152 1.798 44.349 -16.490 1.00 93.77 ATOM 184 CB CYS A 152 -1.269 43.933 -16.431 1.00 78.66 ATOM 185 SG CYS A 152 -1.831 42.475 -15.526 1.00 78.45 ATOM 186 N LYS A 153 1.462 43.868 -14.276 1.00 88.78 ATOM 187 CA LYS A 153 2.824 43.369 -14.037 1.00 89.92 ATOM 188 C LYS A 153 2.945 41.841 -13.929 1.00 92.10 ATOM 189 O LYS A 153 4.056 41.295 -13.802 1.00 93.75 ATOM 190 CB LYS A 153 3.494 44.094 -12.853 1.00 95.01 ATOM 191 CG LYS A 153 4.513 45.157 -13.278 1.00107.45 ATOM 192 CD LYS A 153 5.890 44.560 -13.570 1.00115.15 ATOM 193 CE LYS A 153 6.931 45.618 -13.856 1.00126.77 ATOM 194 NZ LYS A 153 8.320 45.083 -13.759 1.00134.06 ATOM 195 N LEU A 154 1.797 41.159 -13.987 1.00 83.61 ATOM 196 CA LEU A 154 1.696 39.707 -13.955 1.00 80.38 ATOM 197 C LEU A 154 2.167 39.129 -15.310 1.00 83.79 ATOM 198 O LEU A 154 2.063 39.828 -16.321 1.00 84.19 ATOM 199 CB LEU A 154 0.230 39.335 -13.736 1.00 78.30 ATOM 200 CG LEU A 154 -0.215 39.138 -12.304 1.00 83.48 ATOM 201 CD1 LEU A 154 -1.669 39.351 -12.205 1.00 82.25 ATOM 202 CD2 LEU A 154 0.063 37.691 -11.828 1.00 86.50 ATOM 203 N PRO A 155 2.626 37.849 -15.390 1.00 79.48 ATOM 204 CA PRO A 155 3.038 37.309 -16.704 1.00 79.23 ATOM 205 C PRO A 155 1.888 37.277 -17.722 1.00 86.12 ATOM 206 O PRO A 155 0.718 37.141 -17.313 1.00 84.08 ATOM 207 CB PRO A 155 3.555 35.904 -16.374 1.00 79.91 ATOM 208 CG PRO A 155 2.993 35.563 -15.031 1.00 82.87 ATOM 209 CD PRO A 155 2.810 36.852 -14.307 1.00 79.79 ATOM 210 N PRO A 156 2.170 37.442 -19.043 1.00 85.50 ATOM 211 CA PRO A 156 1.067 37.463 -20.022 1.00 83.53 ATOM 212 C PRO A 156 0.291 36.163 -19.999 1.00 82.18 ATOM 213 O PRO A 156 0.862 35.069 -19.932 1.00 82.10 ATOM 214 CB PRO A 156 1.762 37.758 -21.358 1.00 86.95 ATOM 215 CG PRO A 156 3.077 38.413 -20.962 1.00 94.26 ATOM 216 CD PRO A 156 3.469 37.651 -19.712 1.00 89.49 ATOM 217 N GLN A 157 -1.025 36.312 -19.925 1.00 73.91 ATOM 218 CA GLN A 157 -1.961 35.215 -19.798 1.00 69.20 ATOM 219 C GLN A 157 -2.521 34.828 -21.154 1.00 68.97 ATOM 220 O GLN A 157 -2.521 35.660 -22.057 1.00 67.04 ATOM 221 CB GLN A 157 -3.111 35.648 -18.877 1.00 69.42 ATOM 222 CG GLN A 157 -2.702 36.063 -17.471 1.00 82.30 ATOM 223 CD GLN A 157 -2.166 34.947 -16.619 1.00 99.09 ATOM 224 OE1 GLN A 157 -2.727 33.834 -16.558 1.00 88.25 ATOM 225 NE2 GLN A 157 -1.073 35.253 -15.912 1.00 92.45 ATOM 226 ZN ZN A 200 -3.796 43.183 -15.004 1.00 88.68 TER