1 10 1 2 3 4 5 6 7 8 9 10 ggguauacgc 1 DG 2 DG 3 DG 4 DT 5 DA 6 DT 7 DA 8 DC 9 DG 10 DC Crystallography ? ? Angstroms 1 g O3' -10.226 36.041 15.109 2 g P -10.934 35.848 13.666 O3' -7.566 35.212 9.016 3 g P -7.906 34.707 7.515 O3' -3.834 32.301 4.183 4 u P -4.000 31.512 2.768 O3' -1.931 26.253 1.659 5 a P -2.282 25.177 0.494 O3' -2.269 19.489 1.651 6 u P -2.851 18.249 0.783 O3' -4.919 13.615 3.585 7 a P -5.790 12.341 3.089 O3' -9.928 10.134 6.388 8 c P -11.059 9.037 6.004 O3' -16.312 9.819 8.064 9 g P -17.726 9.144 7.650 O3' -22.354 12.068 7.550 10 c P -23.675 11.785 6.641 O3' -26.516 15.770 4.247 1 0.000 0.000 2 0.000 61.111 3 0.000 122.222 4 0.000 183.333 5 0.000 244.444 6 0.000 305.556 7 0.000 366.667 8 0.000 427.778 9 0.000 488.889 10 0.000 550.000 1 10 11 12 13 14 15 16 17 18 19 20 GCGuauaccc 4 DT 5 DA 6 DT 7 DA 8 DC 9 DC 10 DC Crystallography ? ? Angstroms 1 G O3' -18.146 28.648 0.765 2 C P -17.757 28.675 2.333 O3' -20.871 27.084 6.269 3 G P -20.126 26.938 7.698 O3' -20.913 23.329 11.310 4 u P -19.900 23.360 12.565 O3' -17.374 19.001 14.969 5 a P -16.174 18.994 16.057 O3' -12.292 14.599 15.569 6 u P -11.003 14.237 16.499 O3' -5.849 13.743 14.080 7 a P -4.359 13.835 14.716 O3' -0.263 16.546 11.716 8 c P 1.101 17.259 12.220 O3' 3.354 21.206 8.574 9 c P 4.666 22.149 8.753 O3' 4.440 27.750 7.971 10 c P 5.453 28.905 8.503 O3' 3.598 33.889 10.220 1 146.667 550.000 2 146.667 488.889 3 146.667 427.778 4 146.667 366.667 5 146.667 305.556 6 146.667 244.444 7 146.667 183.333 8 146.667 122.222 9 146.667 61.111 10 146.667 0.000 1 10 + + c 2 9 + + c 3 8 + + c 4 7 - - c 5 6 - - c 6 5 - - c 7 4 - - c 8 3 + + c 9 2 + + c 10 1 + + c 1 10 10