1 76 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 GCCGAUAUAG CUCAGuuGGu AGAGCAGCGC AUUCGUaAUG CGAAGgUCGU AGGuPCGACU CCUAUUAUCG GCACCA 16 H2U 17 H2U 20 H2U 37 AET 46 G7M 54 5MU 55 PSU LOOP1 54 60 LOOP2 14 21 LOOP3 32 38 Crystallography ? ? Angstroms 1 G P 63.245 44.600 30.423 O3' 59.596 42.884 27.109 2 C P 60.474 41.969 26.136 O3' 59.504 41.300 21.159 3 C P 60.708 40.338 20.697 O3' 62.944 40.182 16.066 4 G P 64.095 39.118 16.449 O3' 68.801 40.009 14.153 5 A P 69.917 39.085 14.877 O3' 74.910 41.160 14.754 6 U P 75.965 40.249 15.575 O3' 79.943 43.006 18.024 7 A P 80.945 42.018 18.792 O3' 83.547 43.822 22.719 8 U P 84.218 44.754 23.807 O3' 88.386 42.945 25.657 9 A P 88.578 44.457 26.183 O3' 92.854 46.875 28.965 10 G P 92.173 47.348 30.331 O3' 89.459 51.631 28.799 11 C P 88.609 51.128 27.534 O3' 87.959 54.113 23.326 12 U P 86.959 53.244 22.422 O3' 87.452 52.913 17.328 13 C P 86.509 51.759 16.748 O3' 87.871 47.387 13.603 14 A P 87.308 45.905 13.302 O3' 89.821 41.318 11.398 15 G P 88.566 40.328 11.270 O3' 89.810 35.174 12.178 16 u P 88.365 34.525 11.874 O3' 83.551 34.006 11.520 17 u P 83.558 33.322 10.056 O3' 85.611 27.945 10.521 18 G P 84.288 27.585 11.354 O3' 88.830 26.308 14.291 19 G P 90.002 27.383 14.040 O3' 94.930 25.966 16.665 20 u P 95.778 27.251 17.146 O3' 95.427 29.829 21.909 21 A P 94.086 30.717 21.969 O3' 96.779 34.838 19.090 22 G P 98.334 35.133 18.936 O3' 100.204 39.920 16.553 23 A P 101.441 40.885 16.924 O3' 101.488 46.547 16.158 24 G P 102.504 47.259 17.165 O3' 101.839 52.478 16.889 25 C P 102.702 52.874 18.179 O3' 100.824 56.698 21.306 26 A P 101.731 56.761 22.634 O3' 99.899 57.470 27.407 27 G P 101.214 57.506 28.317 O3' 102.019 55.099 32.854 28 C P 103.420 55.797 33.161 O3' 107.284 53.018 35.058 29 G P 108.414 54.140 34.976 O3' 113.428 53.087 34.369 30 C P 114.083 54.555 34.301 O3' 118.254 55.826 31.560 31 A P 118.461 57.420 31.656 O3' 120.059 60.215 27.528 32 U P 119.892 61.750 27.993 O3' 118.476 65.329 24.668 33 U P 118.887 66.473 25.709 O3' 116.839 71.666 25.970 34 C P 117.251 72.415 24.617 O3' 112.520 73.107 21.057 35 G P 113.016 74.069 19.868 O3' 108.276 76.699 17.631 36 U P 107.627 75.896 16.411 O3' 101.894 74.419 16.362 37 a P 101.606 73.445 15.120 O3' 101.403 68.109 14.952 38 A P 102.797 67.579 15.529 O3' 105.630 63.968 17.629 39 U P 106.117 64.195 19.159 O3' 109.538 60.461 16.977 40 G P 109.435 58.850 16.909 O3' 113.104 55.132 16.937 41 C P 112.346 53.722 16.953 O3' 114.435 49.432 19.378 42 G P 113.371 48.224 19.453 O3' 113.669 45.071 23.647 43 A P 112.598 43.892 23.401 O3' 110.905 41.284 27.525 44 A P 109.671 40.281 27.303 O3' 104.700 40.493 30.241 45 G P 103.531 39.508 29.773 O3' 98.601 40.822 31.022 46 g P 97.949 39.397 30.669 O3' 92.622 39.729 31.140 47 U P 92.434 38.322 31.842 O3' 89.088 34.604 28.755 48 C P 87.503 34.636 28.983 O3' 84.330 37.623 26.220 49 G P 83.497 38.620 25.288 O3' 83.490 38.950 30.311 50 U P 83.638 37.418 30.769 O3' 81.139 35.250 34.601 51 A P 81.725 33.760 34.503 O3' 78.858 29.735 35.768 52 G P 79.512 28.318 35.367 O3' 76.960 23.928 32.654 53 G P 78.218 22.996 32.277 O3' 76.411 20.070 27.989 54 u O3' 78.058 17.401 22.724 P 77.487 18.989 27.462 55 P O3' 83.413 15.999 20.293 P 79.154 16.316 23.184 56 C P 83.967 14.750 21.138 O3' 87.825 16.910 23.747 57 G P 86.817 18.077 24.216 O3' 88.885 22.974 23.844 58 A P 87.633 23.862 24.334 O3' 87.212 28.949 23.102 59 C P 87.952 29.843 24.219 O3' 84.217 32.472 22.450 60 U P 83.303 31.221 21.982 O3' 81.681 31.517 16.282 61 C P 80.142 31.964 16.280 O3' 76.255 28.791 16.281 62 C P 75.143 29.740 16.972 O3' 71.289 28.070 19.793 63 U P 70.574 29.473 20.186 O3' 67.988 29.673 24.756 64 A P 67.501 31.209 24.738 O3' 66.982 33.385 29.606 65 U P 66.609 34.924 29.309 O3' 68.916 38.563 32.500 66 U P 68.255 39.946 32.055 O3' 70.877 44.190 32.837 67 A P 70.099 45.318 32.009 O3' 73.206 49.325 30.007 68 U P 72.314 50.264 29.067 O3' 74.726 52.433 25.014 69 C P 73.818 53.300 24.039 O3' 73.857 53.976 19.115 70 G P 72.576 54.876 18.808 O3' 69.413 54.924 15.314 71 G P 68.202 55.836 15.876 O3' 62.469 54.788 15.125 72 C P 61.417 55.602 16.028 O3' 56.872 53.455 16.910 73 A P 56.232 54.659 17.759 O3' 53.583 53.887 22.024 74 C P 53.434 55.326 22.708 O3' 53.709 56.301 27.767 75 C P 53.256 57.852 27.832 O3' 56.040 61.483 30.562 76 A P 54.911 62.596 30.323 O3' 55.546 65.815 34.075 9 syn 17 syn 19 syn 34 syn 58 syn 1 72 + + c 2 71 + + c 3 70 + + c 4 69 + + c 5 68 - - c 6 67 - - c 7 66 - - c 8 14 W H t 9 23 H H t 10 25 + + c 11 24 + + c 12 23 - - c 13 22 + + c 14 21 W S c 15 48 W W t 18 55 W S t 19 56 + + c 22 46 H W t 27 43 W W c 28 42 + + c 29 41 + + c 30 40 + + c 31 39 - - c 35 36 S H c 49 65 W W c 50 64 - - c 51 63 - - c 52 62 + + c 53 61 + + c 54 58 W H t 10 45 ! ! ! 26 44 ! ! ! 8 21 ! ! ! 9 11 ! ! ! 58 60 ! ! ! 36 37 ! ! ! 38 39 ! ! ! 47 48 ! ! ! 60 61 ! ! ! 1 72 7 49 65 5 10 25 4 26 44 6 SG1 8 9 SG2 14 21 SG3 32 38 SG4 45 48 SG5 54 60 SG6 73 76 1 477.177 60.265 2 477.177 85.376 3 477.177 110.487 4 477.177 135.597 5 477.177 160.708 6 477.177 185.819 7 477.177 210.929 8 462.111 210.929 9 447.045 210.929 10 252.633 276.238 11 277.399 280.388 12 302.164 284.538 13 326.929 288.687 14 349.821 277.962 15 374.959 280.626 16 395.094 295.911 17 404.417 319.408 18 400.240 344.340 19 383.766 363.515 20 359.749 371.401 21 335.115 365.726 22 316.970 348.124 23 292.205 343.974 24 267.439 339.825 25 242.674 335.675 26 193.143 327.376 27 168.378 323.226 28 143.613 319.076 29 118.847 314.927 30 94.082 310.777 31 69.316 306.627 32 45.215 315.321 33 20.384 309.008 34 3.361 289.860 35 0.000 264.460 36 11.457 241.543 37 33.792 228.989 38 59.325 231.115 39 79.276 247.190 40 104.041 251.340 41 128.806 255.490 42 153.572 259.639 43 178.337 263.789 44 203.103 267.939 45 416.912 261.150 46 431.978 261.150 47 447.045 261.150 48 462.111 261.150 49 477.177 261.150 50 477.177 286.261 51 477.177 311.372 52 477.177 336.482 53 477.177 361.593 54 464.620 383.926 55 466.743 409.459 56 482.815 429.413 57 507.310 436.925 58 531.805 429.413 59 547.878 409.459 60 550.000 383.926 61 537.443 361.593 62 537.443 336.482 63 537.443 311.372 64 537.443 286.261 65 537.443 261.150 66 537.443 210.929 67 537.443 185.819 68 537.443 160.708 69 537.443 135.597 70 537.443 110.487 71 537.443 85.376 72 537.443 60.265 73 537.443 45.199 74 537.443 30.133 75 537.443 15.066 76 537.443 0.000