HEADER RNA-BINDING PROTEIN/RNA 04-SEP-03 1UN6 TITLE THE CRYSTAL STRUCTURE OF A ZINC FINGER - RNA COMPLEX REVEALS TWO TITLE 2 MODES OF MOLECULAR RECOGNITION COMPND MOL_ID: 1; COMPND 2 MOLECULE: TRANSCRIPTION FACTOR IIIA; COMPND 3 CHAIN: B, C, D; COMPND 4 FRAGMENT: FINGERS 4,5 AND 6, RESIDUES 127 - 212 UNDER SWISSPROT NUMBERING FOR COMPND 5 SOMATIC ; COMPND 6 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 3.10 ANGSTORMS DBREF 1UN6 B 104 104 PDB 1UN6 1UN6 104 104 DBREF 1UN6 B 105 190 UNP P03001 TF3A_XENLA 127 212 SEQRES 1 B 29 LEU PRO TYR GLU CYS PRO HIS GLU GLY CYS ASP LYS ARG SEQRES 2 B 29 PHE SER LEU PRO SER ARG LEU LYS ARG HIS GLU LYS VAL SEQRES 3 B 29 HIS ALA GLY ATOM 1 N LEU B 133 26.515 84.275 11.028 1.00 57.63 ATOM 2 CA LEU B 133 25.388 83.541 11.612 1.00 54.77 ATOM 3 C LEU B 133 24.500 82.906 10.543 1.00 54.93 ATOM 4 O LEU B 133 23.894 83.605 9.730 1.00 54.86 ATOM 5 CB LEU B 133 24.531 84.468 12.484 1.00 52.84 ATOM 6 CG LEU B 133 25.132 85.172 13.715 1.00 51.10 ATOM 7 CD1 LEU B 133 24.101 86.118 14.302 1.00 46.25 ATOM 8 CD2 LEU B 133 25.585 84.153 14.760 1.00 49.20 ATOM 9 N PRO B 134 24.408 81.564 10.541 1.00 54.26 ATOM 10 CA PRO B 134 23.645 80.681 9.646 1.00 54.71 ATOM 11 C PRO B 134 22.156 80.916 9.392 1.00 55.60 ATOM 12 O PRO B 134 21.624 80.405 8.414 1.00 57.67 ATOM 13 CB PRO B 134 23.873 79.299 10.255 1.00 53.29 ATOM 14 CG PRO B 134 25.237 79.406 10.752 1.00 54.51 ATOM 15 CD PRO B 134 25.254 80.760 11.433 1.00 53.62 ATOM 16 N TYR B 135 21.471 81.664 10.246 1.00 55.71 ATOM 17 CA TYR B 135 20.042 81.856 10.052 1.00 56.18 ATOM 18 C TYR B 135 19.583 83.294 9.839 1.00 59.38 ATOM 19 O TYR B 135 19.999 84.207 10.550 1.00 61.16 ATOM 20 CB TYR B 135 19.309 81.234 11.232 1.00 53.82 ATOM 21 CG TYR B 135 19.477 79.737 11.290 1.00 53.32 ATOM 22 CD1 TYR B 135 18.638 78.899 10.568 1.00 53.95 ATOM 23 CD2 TYR B 135 20.519 79.155 11.998 1.00 53.52 ATOM 24 CE1 TYR B 135 18.830 77.516 10.539 1.00 53.12 ATOM 25 CE2 TYR B 135 20.722 77.759 11.974 1.00 54.61 ATOM 26 CZ TYR B 135 19.869 76.951 11.237 1.00 53.30 ATOM 27 OH TYR B 135 20.047 75.580 11.179 1.00 53.34 ATOM 28 N GLU B 136 18.713 83.490 8.850 1.00 62.13 ATOM 29 CA GLU B 136 18.182 84.816 8.533 1.00 62.31 ATOM 30 C GLU B 136 16.682 84.799 8.728 1.00 60.66 ATOM 31 O GLU B 136 16.022 83.791 8.472 1.00 59.12 ATOM 32 CB GLU B 136 18.473 85.179 7.077 1.00 65.90 ATOM 33 CG GLU B 136 19.783 84.607 6.535 1.00 73.76 ATOM 34 CD GLU B 136 19.984 84.911 5.056 1.00 77.88 ATOM 35 OE1 GLU B 136 19.040 84.662 4.271 1.00 80.51 ATOM 36 OE2 GLU B 136 21.079 85.390 4.678 1.00 79.64 ATOM 37 N CYS B 137 16.136 85.914 9.186 1.00 60.38 ATOM 38 CA CYS B 137 14.701 85.983 9.372 1.00 60.03 ATOM 39 C CYS B 137 14.038 86.132 8.003 1.00 62.00 ATOM 40 O CYS B 137 14.319 87.083 7.258 1.00 62.52 ATOM 41 CB CYS B 137 14.314 87.161 10.263 1.00 56.81 ATOM 42 SG CYS B 137 12.556 87.172 10.627 1.00 52.36 ATOM 43 N PRO B 138 13.160 85.180 7.644 1.00 62.91 ATOM 44 CA PRO B 138 12.454 85.203 6.364 1.00 63.21 ATOM 45 C PRO B 138 11.668 86.488 6.140 1.00 64.64 ATOM 46 O PRO B 138 11.637 87.018 5.037 1.00 63.55 ATOM 47 CB PRO B 138 11.544 83.986 6.463 1.00 63.60 ATOM 48 CG PRO B 138 11.299 83.853 7.930 1.00 62.27 ATOM 49 CD PRO B 138 12.680 84.064 8.474 1.00 62.70 ATOM 50 N HIS B 139 11.044 86.976 7.207 1.00 67.90 ATOM 51 CA HIS B 139 10.226 88.187 7.183 1.00 70.44 ATOM 52 C HIS B 139 10.861 89.349 6.425 1.00 71.41 ATOM 53 O HIS B 139 11.990 89.749 6.688 1.00 70.40 ATOM 54 CB HIS B 139 9.901 88.621 8.610 1.00 71.56 ATOM 55 CG HIS B 139 8.831 89.663 8.694 1.00 74.21 ATOM 56 ND1 HIS B 139 7.490 89.361 8.587 1.00 74.90 ATOM 57 CD2 HIS B 139 8.904 91.007 8.860 1.00 75.27 ATOM 58 CE1 HIS B 139 6.784 90.476 8.685 1.00 75.94 ATOM 59 NE2 HIS B 139 7.617 91.489 8.851 1.00 74.85 ATOM 60 N GLU B 140 10.096 89.892 5.489 1.00 73.56 ATOM 61 CA GLU B 140 10.538 90.992 4.652 1.00 76.70 ATOM 62 C GLU B 140 10.929 92.219 5.454 1.00 77.14 ATOM 63 O GLU B 140 10.153 92.701 6.281 1.00 76.72 ATOM 64 CB GLU B 140 9.421 91.367 3.678 1.00 80.97 ATOM 65 CG GLU B 140 9.871 92.146 2.443 1.00 84.16 ATOM 66 CD GLU B 140 10.889 91.377 1.624 1.00 86.18 ATOM 67 OE1 GLU B 140 12.090 91.705 1.728 1.00 87.54 ATOM 68 OE2 GLU B 140 10.489 90.439 0.895 1.00 86.55 ATOM 69 N GLY B 141 12.130 92.726 5.200 1.00 77.43 ATOM 70 CA GLY B 141 12.589 93.913 5.897 1.00 78.52 ATOM 71 C GLY B 141 13.314 93.680 7.213 1.00 79.69 ATOM 72 O GLY B 141 13.696 94.646 7.881 1.00 80.37 ATOM 73 N CYS B 142 13.504 92.417 7.600 1.00 79.30 ATOM 74 CA CYS B 142 14.199 92.108 8.849 1.00 77.47 ATOM 75 C CYS B 142 15.548 91.456 8.581 1.00 77.55 ATOM 76 O CYS B 142 15.631 90.331 8.089 1.00 77.35 ATOM 77 CB CYS B 142 13.352 91.197 9.736 1.00 76.23 ATOM 78 SG CYS B 142 14.023 91.060 11.406 1.00 72.26 ATOM 79 N ASP B 143 16.608 92.171 8.926 1.00 78.19 ATOM 80 CA ASP B 143 17.956 91.687 8.688 1.00 79.76 ATOM 81 C ASP B 143 18.672 91.170 9.937 1.00 78.26 ATOM 82 O ASP B 143 19.849 91.470 10.164 1.00 78.94 ATOM 83 CB ASP B 143 18.770 92.800 8.011 1.00 83.70 ATOM 84 CG ASP B 143 18.122 93.289 6.702 1.00 87.44 ATOM 85 OD1 ASP B 143 17.936 92.466 5.768 1.00 88.11 ATOM 86 OD2 ASP B 143 17.796 94.497 6.610 1.00 89.18 ATOM 87 N LYS B 144 17.954 90.389 10.739 1.00 75.30 ATOM 88 CA LYS B 144 18.507 89.804 11.952 1.00 71.61 ATOM 89 C LYS B 144 18.864 88.367 11.629 1.00 69.93 ATOM 90 O LYS B 144 18.218 87.735 10.795 1.00 70.43 ATOM 91 CB LYS B 144 17.481 89.856 13.079 1.00 71.29 ATOM 92 CG LYS B 144 17.187 91.272 13.555 1.00 72.03 ATOM 93 CD LYS B 144 16.188 91.286 14.706 1.00 73.29 ATOM 94 CE LYS B 144 15.931 92.702 15.213 1.00 72.84 ATOM 95 NZ LYS B 144 14.826 92.741 16.215 1.00 71.25 ATOM 96 N ARG B 145 19.898 87.848 12.276 1.00 67.46 ATOM 97 CA ARG B 145 20.335 86.481 12.018 1.00 64.06 ATOM 98 C ARG B 145 20.466 85.683 13.315 1.00 60.91 ATOM 99 O ARG B 145 20.478 86.249 14.405 1.00 60.79 ATOM 100 CB ARG B 145 21.663 86.510 11.261 1.00 66.18 ATOM 101 CG ARG B 145 21.646 87.418 10.027 1.00 68.70 ATOM 102 CD ARG B 145 23.024 87.520 9.367 1.00 71.42 ATOM 103 NE ARG B 145 23.477 86.230 8.842 1.00 74.48 ATOM 104 CZ ARG B 145 23.072 85.691 7.694 1.00 74.79 ATOM 105 NH1 ARG B 145 22.201 86.325 6.922 1.00 74.53 ATOM 106 NH2 ARG B 145 23.536 84.507 7.323 1.00 74.53 ATOM 107 N PHE B 146 20.556 84.366 13.206 1.00 57.62 ATOM 108 CA PHE B 146 20.639 83.541 14.396 1.00 54.93 ATOM 109 C PHE B 146 21.602 82.374 14.336 1.00 54.87 ATOM 110 O PHE B 146 21.819 81.761 13.289 1.00 55.04 ATOM 111 CB PHE B 146 19.242 83.058 14.770 1.00 53.84 ATOM 112 CG PHE B 146 18.274 84.181 14.963 1.00 53.96 ATOM 113 CD1 PHE B 146 17.757 84.858 13.876 1.00 52.59 ATOM 114 CD2 PHE B 146 17.982 84.651 16.233 1.00 52.91 ATOM 115 CE1 PHE B 146 16.977 85.993 14.056 1.00 52.28 ATOM 116 CE2 PHE B 146 17.203 85.780 16.409 1.00 50.52 ATOM 117 CZ PHE B 146 16.705 86.451 15.318 1.00 49.80 ATOM 118 N SER B 147 22.168 82.085 15.501 1.00 54.17 ATOM 119 CA SER B 147 23.153 81.032 15.706 1.00 51.71 ATOM 120 C SER B 147 22.595 79.620 15.638 1.00 48.34 ATOM 121 O SER B 147 23.309 78.686 15.273 1.00 47.27 ATOM 122 CB SER B 147 23.792 81.248 17.064 1.00 55.02 ATOM 123 OG SER B 147 22.777 81.349 18.050 1.00 58.84 ATOM 124 N LEU B 148 21.329 79.477 16.009 1.00 45.20 ATOM 125 CA LEU B 148 20.641 78.191 15.999 1.00 45.46 ATOM 126 C LEU B 148 19.231 78.379 15.453 1.00 46.43 ATOM 127 O LEU B 148 18.720 79.500 15.411 1.00 47.59 ATOM 128 CB LEU B 148 20.505 77.647 17.415 1.00 45.30 ATOM 129 CG LEU B 148 21.743 77.386 18.245 1.00 42.92 ATOM 130 CD1 LEU B 148 21.343 77.294 19.701 1.00 41.66 ATOM 131 CD2 LEU B 148 22.408 76.123 17.749 1.00 39.88 ATOM 132 N PRO B 149 18.576 77.279 15.040 1.00 46.62 ATOM 133 CA PRO B 149 17.212 77.324 14.501 1.00 46.26 ATOM 134 C PRO B 149 16.171 77.757 15.529 1.00 47.61 ATOM 135 O PRO B 149 15.324 78.620 15.264 1.00 46.48 ATOM 136 CB PRO B 149 16.983 75.893 14.041 1.00 43.40 ATOM 137 CG PRO B 149 18.316 75.496 13.580 1.00 44.15 ATOM 138 CD PRO B 149 19.221 76.004 14.683 1.00 45.39 ATOM 139 N SER B 150 16.234 77.160 16.710 1.00 50.13 ATOM 140 CA SER B 150 15.245 77.496 17.725 1.00 52.31 ATOM 141 C SER B 150 15.289 78.987 18.061 1.00 52.44 ATOM 142 O SER B 150 14.256 79.584 18.402 1.00 52.60 ATOM 143 CB SER B 150 15.441 76.644 18.997 1.00 50.90 ATOM 144 OG SER B 150 16.611 77.029 19.694 1.00 49.69 ATOM 145 N ARG B 151 16.463 79.603 17.958 1.00 51.56 ATOM 146 CA ARG B 151 16.527 81.015 18.275 1.00 52.00 ATOM 147 C ARG B 151 15.832 81.864 17.234 1.00 50.49 ATOM 148 O ARG B 151 15.254 82.908 17.569 1.00 50.38 ATOM 149 CB ARG B 151 17.964 81.458 18.505 1.00 54.80 ATOM 150 CG ARG B 151 18.433 80.990 19.861 1.00 58.25 ATOM 151 CD ARG B 151 19.714 81.628 20.311 1.00 62.93 ATOM 152 NE ARG B 151 20.215 80.903 21.477 1.00 67.71 ATOM 153 CZ ARG B 151 21.391 81.123 22.054 1.00 69.80 ATOM 154 NH1 ARG B 151 22.208 82.066 21.577 1.00 69.02 ATOM 155 NH2 ARG B 151 21.755 80.380 23.094 1.00 70.25 ATOM 156 N LEU B 152 15.863 81.405 15.981 1.00 47.61 ATOM 157 CA LEU B 152 15.175 82.108 14.901 1.00 43.78 ATOM 158 C LEU B 152 13.676 81.935 15.087 1.00 41.38 ATOM 159 O LEU B 152 12.919 82.890 14.990 1.00 39.40 ATOM 160 CB LEU B 152 15.571 81.547 13.541 1.00 44.33 ATOM 161 CG LEU B 152 14.734 82.002 12.336 1.00 44.71 ATOM 162 CD1 LEU B 152 14.491 83.493 12.380 1.00 42.64 ATOM 163 CD2 LEU B 152 15.457 81.610 11.062 1.00 45.05 ATOM 164 N LYS B 153 13.258 80.708 15.362 1.00 39.34 ATOM 165 CA LYS B 153 11.855 80.414 15.565 1.00 39.26 ATOM 166 C LYS B 153 11.215 81.224 16.681 1.00 39.72 ATOM 167 O LYS B 153 10.073 81.675 16.560 1.00 40.22 ATOM 168 CB LYS B 153 11.686 78.933 15.854 1.00 41.34 ATOM 169 CG LYS B 153 10.257 78.507 16.141 1.00 44.43 ATOM 170 CD LYS B 153 10.153 76.991 16.156 1.00 48.53 ATOM 171 CE LYS B 153 8.776 76.527 16.595 1.00 52.09 ATOM 172 NZ LYS B 153 8.769 75.058 16.915 1.00 56.17 ATOM 173 N ARG B 154 11.942 81.402 17.778 1.00 40.45 ATOM 174 CA ARG B 154 11.411 82.162 18.899 1.00 40.73 ATOM 175 C ARG B 154 11.320 83.625 18.514 1.00 41.13 ATOM 176 O ARG B 154 10.506 84.365 19.048 1.00 41.80 ATOM 177 CB ARG B 154 12.298 81.997 20.139 1.00 39.58 ATOM 178 CG ARG B 154 11.819 82.780 21.359 1.00 37.95 ATOM 179 CD ARG B 154 12.356 82.228 22.674 1.00 38.03 ATOM 180 NE ARG B 154 13.805 82.068 22.692 1.00 42.87 ATOM 181 CZ ARG B 154 14.684 83.065 22.779 1.00 46.18 ATOM 182 NH1 ARG B 154 14.269 84.324 22.869 1.00 47.69 ATOM 183 NH2 ARG B 154 15.988 82.802 22.756 1.00 46.33 ATOM 184 N HIS B 155 12.158 84.031 17.572 1.00 41.43 ATOM 185 CA HIS B 155 12.185 85.407 17.121 1.00 40.66 ATOM 186 C HIS B 155 11.023 85.756 16.235 1.00 42.05 ATOM 187 O HIS B 155 10.580 86.891 16.217 1.00 42.07 ATOM 188 CB HIS B 155 13.464 85.685 16.356 1.00 40.33 ATOM 189 CG HIS B 155 13.379 86.884 15.466 1.00 43.73 ATOM 190 ND1 HIS B 155 13.242 88.166 15.952 1.00 45.20 ATOM 191 CD2 HIS B 155 13.378 86.992 14.116 1.00 43.71 ATOM 192 CE1 HIS B 155 13.162 89.012 14.941 1.00 45.13 ATOM 193 NE2 HIS B 155 13.242 88.324 13.816 1.00 44.83 ATOM 194 N GLU B 156 10.531 84.782 15.482 1.00 45.55 ATOM 195 CA GLU B 156 9.437 85.035 14.559 1.00 46.28 ATOM 196 C GLU B 156 8.173 85.492 15.279 1.00 47.03 ATOM 197 O GLU B 156 7.396 86.274 14.729 1.00 48.72 ATOM 198 CB GLU B 156 9.174 83.783 13.713 1.00 45.75 ATOM 199 CG GLU B 156 10.464 83.083 13.308 1.00 50.62 ATOM 200 CD GLU B 156 10.432 82.451 11.922 1.00 53.04 ATOM 201 OE1 GLU B 156 10.093 83.180 10.966 1.00 54.64 ATOM 202 OE2 GLU B 156 10.763 81.242 11.791 1.00 50.46 ATOM 203 N LYS B 157 7.980 85.033 16.515 1.00 45.14 ATOM 204 CA LYS B 157 6.793 85.392 17.285 1.00 42.49 ATOM 205 C LYS B 157 6.558 86.901 17.351 1.00 42.55 ATOM 206 O LYS B 157 5.438 87.360 17.584 1.00 43.25 ATOM 207 CB LYS B 157 6.904 84.862 18.707 1.00 39.96 ATOM 208 CG LYS B 157 7.445 83.503 18.818 1.00 36.81 ATOM 209 CD LYS B 157 6.790 82.808 19.971 1.00 38.46 ATOM 210 CE LYS B 157 7.078 83.455 21.300 1.00 40.30 ATOM 211 NZ LYS B 157 6.409 82.674 22.383 1.00 41.00 ATOM 212 N VAL B 158 7.625 87.667 17.177 1.00 41.69 ATOM 213 CA VAL B 158 7.534 89.108 17.219 1.00 42.42 ATOM 214 C VAL B 158 6.825 89.582 15.942 1.00 43.04 ATOM 215 O VAL B 158 6.116 90.589 15.935 1.00 45.34 ATOM 216 CB VAL B 158 8.938 89.714 17.328 1.00 42.71 ATOM 217 CG1 VAL B 158 9.592 89.771 15.966 1.00 43.41 ATOM 218 CG2 VAL B 158 8.868 91.074 17.953 1.00 43.31 ATOM 219 N HIS B 159 6.996 88.838 14.858 1.00 42.90 ATOM 220 CA HIS B 159 6.344 89.182 13.602 1.00 41.56 ATOM 221 C HIS B 159 4.861 88.776 13.586 1.00 40.08 ATOM 222 O HIS B 159 4.096 89.256 12.761 1.00 42.26 ATOM 223 CB HIS B 159 7.083 88.531 12.431 1.00 40.92 ATOM 224 CG HIS B 159 8.497 89.008 12.275 1.00 42.80 ATOM 225 ND1 HIS B 159 8.835 90.346 12.244 1.00 42.94 ATOM 226 CD2 HIS B 159 9.658 88.326 12.124 1.00 42.06 ATOM 227 CE1 HIS B 159 10.141 90.467 12.080 1.00 39.74 ATOM 228 NE2 HIS B 159 10.662 89.256 12.005 1.00 39.60 ATOM 229 N ALA B 160 4.441 87.912 14.497 1.00 36.18 ATOM 230 CA ALA B 160 3.047 87.505 14.528 1.00 35.80 ATOM 231 C ALA B 160 2.146 88.370 15.425 1.00 36.52 ATOM 232 O ALA B 160 0.948 88.100 15.578 1.00 35.17 ATOM 233 CB ALA B 160 2.955 86.074 14.961 1.00 36.09 ATOM 234 N GLY B 161 2.704 89.408 16.030 1.00 36.77 ATOM 235 CA GLY B 161 1.876 90.226 16.894 1.00 38.17 ATOM 236 C GLY B 161 1.516 89.561 18.218 1.00 38.21 ATOM 237 O GLY B 161 1.871 88.403 18.476 1.00 36.97 TER