1 73 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 UGGCCGGCAU GGUCCCAGCC UCCUCGCUGG CGCCGGCUGG GCAACACCAU UGCACUCCGG UGGUGAAUGG GAC LOOP1 49 58 Crystallography ? ? Angstroms 1 U O3' -66.569 45.855 88.834 2 G P -65.859 44.422 89.069 O3' -64.257 43.795 94.397 3 G P -64.395 45.356 94.752 O3' -60.493 47.753 97.287 4 C P -60.694 49.344 97.178 O3' -57.508 52.937 96.169 5 C P -58.231 54.324 95.768 O3' -55.218 58.068 93.582 6 G P -55.920 59.389 92.991 O3' -53.879 62.358 89.387 7 G P -54.911 63.568 89.136 O3' -55.284 66.082 84.800 8 C P -56.469 67.117 85.133 O3' -59.851 68.487 81.400 9 A P -61.048 69.403 81.968 O3' -65.750 69.192 79.867 10 U P -66.590 70.281 80.695 O3' -71.477 69.366 82.118 11 G P -71.725 70.904 82.508 O3' -73.774 68.260 87.215 12 G P -74.404 66.788 87.360 O3' -76.981 65.267 91.356 13 U P -77.504 63.756 91.188 O3' -81.433 62.226 94.131 14 C P -81.485 60.636 93.921 O3' -86.316 58.419 92.182 15 C P -86.601 56.943 91.604 O3' -90.409 55.124 88.887 16 C P -89.974 53.652 88.404 O3' -91.401 51.503 84.018 17 A P -90.647 50.099 83.818 O3' -88.938 48.010 79.396 18 G P -87.995 46.744 79.725 O3' -84.077 45.728 76.153 19 C P -83.298 44.388 76.604 O3' -78.091 44.074 76.028 20 C P -77.456 42.752 76.694 O3' -72.739 42.467 78.436 21 U P -72.592 40.897 78.732 O3' -68.621 40.306 83.054 22 C P -67.400 39.340 82.617 O3' -69.447 36.761 86.444 23 C P -69.824 37.937 87.468 O3' -68.448 39.304 92.899 24 U P -69.646 40.330 92.573 O3' -74.910 38.738 94.088 25 C P -76.154 39.184 93.182 O3' -80.372 38.737 90.387 26 G P -81.222 38.415 91.715 O3' -84.632 42.713 89.471 27 C P -85.526 42.541 90.809 O3' -84.475 47.215 94.144 28 U P -85.006 48.272 95.240 O3' -79.741 49.408 95.070 29 G P -78.426 48.591 95.520 O3' -74.761 50.510 91.818 30 G P -74.987 51.958 91.157 O3' -72.141 52.722 86.677 31 C P -72.555 54.049 85.872 O3' -72.359 54.650 80.828 32 G P -72.841 56.174 80.677 O3' -68.393 57.184 77.784 33 C P -67.247 56.100 77.504 O3' -62.791 57.133 75.137 34 C P -61.875 55.815 75.252 O3' -56.825 55.628 76.056 35 G P -56.283 54.147 76.365 O3' -52.039 52.977 79.076 36 G P -51.871 51.429 79.471 O3' -49.148 49.588 83.432 37 C P -49.408 48.058 83.854 O3' -48.592 45.998 88.351 38 U P -48.836 44.444 88.022 O3' -50.697 41.421 91.944 39 G P -51.124 39.911 91.606 O3' -53.795 37.028 94.704 40 G P -53.954 35.573 94.029 O3' -57.773 32.607 95.467 41 G P -57.387 31.169 94.874 O3' -60.823 28.044 92.796 42 C P -59.755 26.900 92.418 O3' -63.778 25.245 89.085 43 A P -64.386 23.939 89.791 O3' -69.152 24.409 88.647 44 A P -69.123 24.126 87.071 O3' -72.453 26.247 83.915 45 C P -71.991 25.603 82.521 O3' -71.245 27.979 78.184 46 A P -70.550 26.851 77.287 O3' -67.398 28.205 73.378 47 C P -66.761 26.921 72.672 O3' -61.820 27.063 70.747 48 C P -61.393 25.596 70.251 O3' -56.716 23.419 70.624 49 A P -56.761 21.851 70.256 O3' -54.265 17.989 72.632 50 U P -54.840 16.681 71.887 O3' -55.706 12.430 74.492 51 U P -56.196 11.414 73.360 O3' -58.265 6.579 73.921 52 G P -57.044 5.736 74.534 O3' -56.870 5.303 79.863 53 C P -57.319 3.832 80.328 O3' -57.522 3.329 84.788 54 A P -57.564 2.566 86.202 O3' -59.802 5.797 89.849 55 C P -59.374 5.331 91.324 O3' -62.738 4.888 95.423 56 U P -61.375 5.185 96.230 O3' -61.495 10.736 94.394 57 C P -62.971 11.054 93.846 O3' -63.258 15.187 91.540 58 C P -62.457 14.801 90.211 O3' -58.949 17.872 88.029 59 G P -58.074 17.208 86.850 O3' -54.758 21.834 85.845 60 G P -55.129 23.359 86.175 O3' -53.050 27.142 83.320 61 U P -53.611 28.508 83.951 O3' -54.533 32.555 80.655 62 G P -55.141 33.766 81.536 O3' -58.621 36.993 79.053 63 G P -59.006 38.169 80.066 O3' -63.619 40.977 79.858 64 U P -64.516 41.427 78.583 O3' -62.409 43.786 81.018 65 G P -61.460 44.943 81.603 O3' -63.924 45.813 77.940 66 A P -64.234 47.371 77.631 O3' -69.428 46.847 76.051 67 A P -69.767 48.279 75.434 O3' -74.915 49.504 75.550 68 U P -74.686 50.815 74.655 O3' -76.583 55.673 73.556 69 G P -77.132 57.150 73.221 O3' -82.337 59.554 73.622 70 G P -82.838 60.991 74.143 O3' -87.782 61.969 75.258 71 G P -87.862 63.448 75.903 O3' -91.723 64.401 79.502 72 A P -91.708 65.881 80.143 O3' -93.530 67.221 84.725 73 C P -93.379 68.809 84.957 O3' -90.926 71.560 89.449 26 syn 52 syn 2 38 W W c 3 37 + + c 4 36 + + c 5 35 + + c 6 34 + + c 7 33 + + c 8 32 + + c 12 73 + + c 13 72 - - c 14 71 + + c 15 70 + + c 16 69 + + c 17 68 - - c 18 31 + + c 19 30 + + c 20 29 + + c 22 40 + + c 22 43 S W c 23 39 + + c 30 67 S S t 41 43 S H c 42 62 W H t 44 63 W W c 45 62 + + c 46 61 - - c 47 60 + + c 48 59 + + c 56 57 S H c 21 26 ! ! ! 41 63 ! ! ! 42 45 ! ! ! 1 3 ! ! ! 19 67 ! ! ! 20 66 ! ! ! 52 53 ! ! ! 2 38 7 22 40 2 44 63 5 12 73 6 18 31 3 SG1 1 1 SG2 9 11 SG3 21 21 SG4 24 28 SG5 41 43 SG6 49 58 SG7 64 67 1 103.886 270.692 2 90.900 270.692 3 90.900 249.050 4 90.900 227.407 5 90.900 205.764 6 90.900 184.121 7 90.900 162.478 8 90.900 140.835 9 90.900 127.850 10 90.900 114.864 11 90.900 101.878 12 122.975 14.447 13 128.994 35.236 14 135.014 56.025 15 141.034 76.814 16 147.054 97.603 17 153.073 118.392 18 165.113 159.969 19 171.133 180.758 20 177.153 201.547 21 103.886 335.621 22 90.900 335.621 23 90.900 313.978 24 103.886 313.978 25 116.871 313.978 26 129.857 313.978 27 142.843 313.978 28 155.829 313.978 29 227.046 187.099 30 221.026 166.311 31 215.006 145.522 32 38.957 140.835 33 38.957 162.478 34 38.957 184.121 35 38.957 205.764 36 38.957 227.407 37 38.957 249.050 38 38.957 270.692 39 38.957 313.978 40 38.957 335.621 41 25.971 335.621 42 12.986 335.621 43 0.000 335.621 44 38.957 378.907 45 38.957 400.550 46 38.957 422.192 47 38.957 443.835 48 38.957 465.478 49 24.262 481.232 50 18.177 501.898 51 21.990 523.102 52 34.894 540.353 53 54.157 550.000 54 75.700 550.000 55 94.963 540.353 56 107.867 523.102 57 111.680 501.898 58 105.595 481.232 59 90.900 465.478 60 90.900 443.835 61 90.900 422.192 62 90.900 400.550 63 90.900 378.907 64 103.886 378.907 65 116.871 378.907 66 129.857 378.907 67 142.843 378.907 68 202.967 103.944 69 196.947 83.155 70 190.927 62.366 71 184.907 41.578 72 178.888 20.789 73 172.868 0.000