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 GCGGAUUUAg CUCAGuuGGG AGAGCgCCAG AcUgAAgAPc UGGAGgUCcU GUGuPCGaUC CACAGAAUUC GCACCA 10 2MG 16 H2U 17 H2U 26 M2G 32 OMC 34 OMG 37 YG 39 PSU 40 5MC 46 7MG 49 5MC 54 5MU 55 PSU 58 1MA LOOP1 54 60 LOOP2 14 21 LOOP3 32 38 Crystallography ? ? Angstroms 1 G P 23.598 -71.351 26.168 O3' 26.900 -73.356 21.800 2 C P 27.905 -72.126 21.868 O3' 28.219 -71.487 16.376 3 G P 29.130 -70.187 16.549 O3' 28.472 -68.001 11.528 4 G P 29.284 -66.626 11.551 O3' 27.496 -61.245 10.042 5 A P 28.537 -60.270 10.775 O3' 25.986 -55.360 11.130 6 U P 27.455 -54.792 11.589 O3' 25.644 -50.983 15.344 7 U P 27.095 -50.291 15.379 O3' 26.442 -48.466 21.152 8 U P 26.059 -46.912 21.045 O3' 27.952 -43.120 22.414 9 A P 26.599 -42.287 22.569 O3' 24.884 -38.201 25.777 10 g P 24.569 -38.828 27.201 O3' 20.177 -41.155 26.450 11 C P 19.857 -42.004 25.144 O3' 17.140 -43.421 21.787 12 U P 17.646 -44.305 20.568 O3' 17.750 -44.882 15.295 13 C P 18.843 -46.036 15.127 O3' 23.029 -44.891 11.314 14 A P 24.449 -45.447 10.858 O3' 28.771 -43.244 7.748 15 G P 29.671 -44.577 7.780 O3' 34.406 -43.602 8.173 16 u P 34.857 -45.139 8.343 O3' 38.920 -44.305 3.742 17 u P 39.867 -43.614 4.837 O3' 43.710 -45.149 7.940 18 G P 43.272 -46.643 8.262 O3' 44.472 -42.914 11.913 19 G P 43.844 -41.538 11.649 O3' 44.943 -37.657 16.062 20 G P 43.619 -37.362 16.919 O3' 41.056 -33.438 18.467 21 A P 41.077 -34.408 19.737 O3' 36.223 -33.646 18.227 22 G P 34.940 -32.736 18.063 O3' 30.313 -32.015 14.981 23 A P 28.982 -31.311 15.515 O3' 25.096 -30.962 12.309 24 G P 24.407 -29.928 13.319 O3' 19.488 -30.177 12.729 25 C P 18.060 -29.975 13.390 O3' 14.487 -30.838 17.609 26 g P 14.420 -29.420 18.371 O3' 13.897 -29.936 23.404 27 C P 13.769 -28.372 23.669 O3' 15.802 -26.758 27.745 28 C P 15.867 -25.166 27.820 O3' 18.471 -20.990 29.499 29 A P 17.344 -19.996 28.946 O3' 20.094 -15.254 27.028 30 G P 18.904 -14.441 26.323 O3' 21.326 -11.587 22.630 31 A P 20.231 -10.452 22.848 O3' 18.636 -9.201 17.576 32 c O3' 13.879 -8.291 14.499 P 17.569 -8.060 17.912 33 U P 13.285 -7.003 15.244 O3' 7.507 -6.989 15.907 34 g P 7.557 -5.467 16.388 O3' 7.211 -6.705 21.236 35 A P 7.394 -8.232 21.665 O3' 6.658 -12.639 23.859 36 A P 8.017 -13.395 23.486 O3' 7.834 -18.051 20.704 37 g O3' 8.274 -22.246 17.346 P 8.990 -18.910 20.031 38 A P 9.684 -22.733 16.789 O3' 12.016 -23.856 11.429 39 P O3' 17.132 -21.564 9.749 P 13.299 -24.349 12.283 40 c P 18.178 -22.694 10.150 O3' 22.909 -19.984 10.620 41 U P 23.846 -21.082 11.313 O3' 27.034 -19.592 14.307 42 G P 27.476 -21.042 14.863 O3' 30.319 -21.159 19.240 43 G P 30.773 -22.551 19.883 O3' 30.683 -24.229 25.084 44 A P 31.363 -25.654 24.759 O3' 30.139 -28.592 29.072 45 G P 30.907 -29.951 28.733 O3' 28.696 -34.777 28.751 46 g P 30.204 -35.059 29.173 O3' 30.427 -40.413 27.869 47 U P 30.166 -41.093 29.291 O3' 34.632 -43.812 27.405 48 C P 34.806 -43.443 25.870 O3' 31.862 -46.878 21.606 49 c P 31.642 -48.438 21.395 O3' 32.182 -48.917 26.262 50 U P 33.744 -49.045 26.556 O3' 36.655 -52.306 30.420 51 G P 37.843 -51.305 30.127 O3' 41.725 -54.742 31.007 52 U P 43.048 -53.954 30.573 O3' 47.143 -56.954 28.631 53 G P 48.049 -55.661 28.283 O3' 50.850 -57.313 23.730 54 u O3' 53.258 -55.298 18.549 P 51.822 -56.232 23.077 55 P O3' 54.914 -49.679 16.493 P 54.207 -54.030 18.773 56 C P 56.167 -49.307 17.398 O3' 53.878 -45.765 20.921 57 G P 52.882 -46.959 21.261 O3' 48.289 -44.725 21.341 58 a P 47.336 -45.956 21.681 O3' 41.664 -45.675 20.053 59 U P 40.928 -44.489 20.808 O3' 38.841 -47.974 19.401 60 C P 39.536 -49.123 18.548 O3' 39.154 -51.158 12.846 61 C P 38.552 -52.633 12.752 O3' 41.160 -56.192 12.281 62 A P 40.470 -57.441 13.023 O3' 41.985 -61.908 15.061 63 C P 40.544 -62.453 15.400 O3' 39.952 -65.358 19.609 64 A P 38.397 -65.603 19.883 O3' 36.141 -65.945 24.791 65 G P 34.605 -66.087 24.347 O3' 30.987 -63.825 28.120 66 A P 29.606 -64.293 27.450 O3' 25.999 -60.644 29.033 67 A P 24.826 -61.437 28.261 O3' 20.941 -57.653 27.098 68 U P 19.939 -58.839 26.634 O3' 16.886 -56.903 22.997 69 U P 16.010 -58.034 22.269 O3' 14.884 -58.842 17.557 70 C P 14.126 -60.034 16.851 O3' 14.181 -62.977 12.355 71 G P 13.434 -64.346 12.718 O3' 14.646 -68.810 10.282 72 C P 13.656 -69.701 11.223 O3' 15.913 -74.380 11.365 73 A P 14.831 -75.251 12.174 O3' 15.854 -78.630 15.675 74 C P 14.545 -79.099 16.458 O3' 14.136 -80.305 21.749 75 C P 12.970 -81.258 21.234 O3' 8.076 -80.306 23.899 76 A P 8.115 -81.880 23.664 O3' 13.309 -83.382 25.975 9 syn 16 syn 17 syn 19 syn 76 syn 1 72 + + c 2 71 + + c 3 70 + + c 4 69 W W 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 15 48 W W t 18 55 W S t 19 56 + + c 22 46 H W t 26 44 W W c 27 43 + + c 28 42 + + c 29 41 - - c 30 40 + + c 31 39 W W c 49 65 + + c 50 64 - - c 51 63 + + c 52 62 - - c 53 61 + + c 54 58 W H t 10 45 ! ! ! 8 21 ! ! ! 55 57 ! ! ! 58 60 ! ! ! 7 8 ! ! ! 19 20 ! ! ! 33 36 ! ! ! 46 47 ! ! ! 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 1 494.137 55.863 2 494.137 79.140 3 494.137 102.416 4 494.137 125.693 5 494.137 148.969 6 494.137 172.246 7 494.137 195.522 8 508.102 195.522 9 522.068 195.522 10 233.736 268.706 11 256.991 269.688 12 280.247 270.670 13 303.503 271.652 14 323.332 259.165 15 346.761 258.738 16 367.032 270.493 17 378.298 291.039 18 377.309 314.451 19 364.351 333.975 20 343.161 343.980 21 319.852 341.579 22 301.146 327.465 23 277.890 326.484 24 254.635 325.502 25 231.379 324.520 26 184.868 322.556 27 161.612 321.574 28 138.356 320.592 29 115.100 319.610 30 91.845 318.629 31 68.589 317.647 32 47.414 328.403 33 23.850 325.439 34 5.999 309.774 35 0.000 286.794 36 7.915 264.402 37 27.023 250.297 38 50.753 249.330 39 70.945 261.833 40 94.201 262.815 41 117.457 263.797 42 140.713 264.779 43 163.968 265.760 44 187.224 266.742 45 550.000 242.075 46 536.034 242.075 47 522.068 242.075 48 508.102 242.075 49 494.137 242.075 50 494.137 265.352 51 494.137 288.628 52 494.137 311.904 53 494.137 335.181 54 505.776 355.883 55 503.809 379.551 56 488.911 398.047 57 466.205 405.010 58 443.499 398.047 59 428.601 379.551 60 426.633 355.883 61 438.273 335.181 62 438.273 311.904 63 438.273 288.628 64 438.273 265.352 65 438.273 242.075 66 438.273 195.522 67 438.273 172.246 68 438.273 148.969 69 438.273 125.693 70 438.273 102.416 71 438.273 79.140 72 438.273 55.863 73 438.273 41.898 74 438.273 27.932 75 438.273 13.966 76 438.273 0.000