1 58 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 GCCAGGAUGU AGGCUUAGAA GCAGCCAUCA UUUAAAGAAA GCGUAAUAGC UCACUGGU LOOP1 44 47 LOOP2 16 22 Crystallography ? ? Angstroms 1 G P 101.600 94.754 60.227 O3' 105.509 95.813 56.460 2 C P 104.612 96.641 55.412 O3' 105.071 95.021 50.420 3 C P 103.785 95.505 49.572 O3' 101.717 93.672 45.481 4 A P 100.710 94.919 45.420 O3' 96.579 93.553 43.377 5 G P 95.537 94.696 43.426 O3' 90.139 93.982 44.068 6 G P 89.456 95.451 44.189 O3' 85.953 97.672 47.673 7 A P 85.847 98.913 46.676 O3' 83.166 97.553 42.320 8 U P 82.303 98.849 42.069 O3' 77.447 98.211 39.936 9 G P 76.911 99.656 40.263 O3' 71.909 100.744 39.965 10 U P 71.681 102.243 40.295 O3' 76.765 104.245 42.509 11 A P 77.341 105.354 41.539 O3' 75.297 108.446 45.685 12 G P 75.315 107.642 47.043 O3' 70.386 106.953 46.126 13 G P 69.705 108.374 46.002 O3' 65.352 110.774 48.132 14 C P 65.465 112.083 47.222 O3' 64.497 116.040 50.261 15 U P 64.565 117.295 49.297 O3' 66.865 121.322 51.482 16 U P 67.433 122.663 50.845 O3' 72.007 125.129 49.428 17 A P 71.380 126.196 48.428 O3' 72.724 124.039 44.042 18 G P 72.515 122.537 44.473 O3' 75.947 118.755 43.803 19 A P 75.194 117.493 44.413 O3' 76.094 114.542 49.003 20 A P 75.666 113.058 48.779 O3' 80.804 109.610 47.665 21 G P 80.526 108.157 47.090 O3' 78.848 109.201 51.391 22 C P 78.998 110.728 51.862 O3' 81.750 113.827 55.053 23 A P 81.143 115.025 54.203 O3' 80.147 117.721 58.610 24 G P 79.293 116.769 59.507 O3' 74.531 116.774 61.426 25 C P 73.376 115.771 61.602 O3' 69.016 114.398 62.192 26 C P 68.733 112.903 62.664 O3' 65.808 108.478 60.733 27 A P 66.318 107.537 61.875 O3' 67.034 102.683 59.454 28 U P 67.648 101.370 60.125 O3' 70.879 98.373 57.522 29 C P 70.059 97.369 58.474 O3' 68.414 94.126 54.144 30 A P 69.253 92.792 54.369 O3' 69.514 90.559 49.719 31 U P 70.561 89.474 49.351 O3' 72.735 89.041 44.383 32 U P 73.012 87.492 44.491 O3' 77.569 85.619 42.781 33 U P 78.233 84.366 43.488 O3' 83.054 83.806 46.631 34 A P 83.185 82.387 47.336 O3' 84.265 83.900 51.982 35 A P 82.965 84.741 52.007 O3' 83.996 89.584 53.993 36 A P 82.499 90.135 54.175 O3' 81.982 95.015 53.372 37 G P 80.525 95.514 52.859 O3' 77.525 98.478 56.047 38 A P 76.360 97.912 55.139 O3' 77.576 103.333 54.194 39 A P 77.885 104.725 54.844 O3' 82.607 104.436 57.994 40 A P 82.123 104.377 59.533 O3' 85.665 107.231 61.690 41 G P 85.924 108.704 61.199 O3' 90.193 111.885 59.674 42 C P 90.121 113.217 58.783 O3' 93.643 115.173 55.972 43 G P 92.890 116.444 55.300 O3' 93.083 117.537 50.223 44 U P 92.302 118.891 50.378 O3' 89.620 120.680 46.704 45 A P 89.451 121.983 47.630 O3' 84.105 121.289 48.116 46 A P 84.398 119.867 48.713 O3' 81.081 116.299 46.342 47 U P 81.682 114.905 46.703 O3' 83.877 111.369 43.161 48 A P 84.750 110.202 43.828 O3' 88.655 108.313 41.045 49 G P 89.544 107.168 41.704 O3' 94.157 106.227 43.495 50 C P 94.172 104.895 44.373 O3' 96.828 104.645 48.378 51 U P 96.305 103.310 48.862 O3' 96.180 101.326 53.999 52 C P 95.498 99.961 54.185 O3' 93.188 98.624 58.539 53 A P 92.920 97.151 58.262 O3' 88.248 95.096 60.467 54 C P 88.672 93.619 60.539 O3' 87.260 89.242 58.073 55 U P 88.674 88.610 57.904 O3' 89.574 85.077 54.297 56 G P 90.853 84.320 54.799 O3' 93.858 82.029 51.372 57 G P 95.062 81.512 52.241 O3' 99.849 81.163 50.043 58 U P 100.469 80.381 51.231 O3' 105.297 81.010 52.239 19 syn 36 syn 38 syn 1 58 W W c 2 57 + + c 3 56 + + c 4 55 - - c 5 35 S S t 5 54 + + c 6 53 S H t 7 31 - - c 8 30 - - c 9 29 + + c 10 38 W H c 12 26 + + c 13 25 + + c 14 24 + + c 21 41 W H c 22 42 W H c 32 36 W W t 37 52 + + c 39 40 S H c 40 51 - - c 41 50 + + c 42 49 + + c 43 48 S H t 6 54 ! ! ! 15 23 ! ! ! 21 50 ! ! ! 15 19 ! ! ! 28 38 ! ! ! 33 35 ! ! ! 34 55 ! ! ! 6 36 ! ! ! 7 37 ! ! ! 16 19 ! ! ! 18 45 ! ! ! 18 46 ! ! ! 27 39 ! ! ! 28 29 ! ! ! 35 54 ! ! ! 38 39 ! ! ! 44 46 ! ! ! 44 47 ! ! ! 1 58 6 40 51 4 7 31 3 12 26 4 SG1 10 11 SG2 16 22 SG3 27 28 SG4 32 39 SG5 44 47 SG6 52 52 1 247.795 0.000 2 247.795 32.984 3 247.795 65.967 4 247.795 98.951 5 247.795 131.935 6 247.795 164.918 7 0.000 251.361 8 21.564 276.320 9 43.128 301.278 10 56.066 316.253 11 69.005 331.228 12 139.588 348.935 13 149.978 380.239 14 160.369 411.543 15 170.759 442.848 16 195.655 465.493 17 203.575 498.203 18 191.795 529.728 19 164.366 549.229 20 130.720 550.000 21 102.427 531.776 22 89.216 500.823 23 95.629 467.785 24 85.239 436.481 25 74.848 405.176 26 64.457 373.872 27 128.905 279.474 28 115.966 264.499 29 103.028 249.524 30 81.464 224.566 31 59.900 199.608 32 406.116 230.886 33 386.326 230.886 34 366.536 230.886 35 346.746 230.886 36 326.956 230.886 37 307.165 230.886 38 287.375 230.886 39 267.585 230.886 40 247.795 230.886 41 247.795 263.869 42 247.795 296.853 43 247.795 329.837 44 252.255 367.405 45 227.130 395.689 46 189.298 395.689 47 164.174 367.405 48 168.634 329.837 49 168.634 296.853 50 168.634 263.869 51 168.634 230.886 52 148.844 164.918 53 168.634 164.918 54 168.634 131.935 55 168.634 98.951 56 168.634 65.967 57 168.634 32.984 58 168.634 0.000