1 9 1 2 3 4 5 6 7 8 9 GCUUCGGCu 9 UCL Crystallography ? ? Angstroms 1 G O3' -8.226 3.666 4.620 2 C P -7.789 4.975 5.470 O3' -5.386 4.866 10.119 3 U P -5.460 6.459 10.383 O3' -1.282 8.700 12.578 4 U P -0.984 10.267 12.697 O3' 2.960 12.237 15.244 5 C P 2.556 13.790 15.253 O3' 5.471 17.819 14.522 6 G P 4.268 18.909 14.483 O3' 4.727 22.926 11.270 7 G P 3.379 23.758 11.603 O3' 1.176 26.396 7.587 8 C P 0.042 27.332 8.258 O3' -4.417 28.084 5.807 9 u P -4.747 29.487 6.475 O3' -10.125 29.718 8.270 SG1 9 9 1 160.976 40.244 2 160.976 107.317 3 160.976 174.390 4 160.976 241.463 5 160.976 308.537 6 160.976 375.610 7 160.976 442.683 8 160.976 509.756 9 160.976 550.000 1 9 1 2 3 4 5 6 7 8 9 G CUUCGGCu 9 UCL Crystallography ? ? Angstroms 1 G O3' -11.576 14.592 6.402 2 C P -10.393 13.877 5.603 O3' -7.999 16.178 1.675 3 U P -6.823 15.130 1.300 O3' -2.160 16.666 -0.421 4 U P -1.019 15.563 -0.672 O3' 3.766 16.203 -2.096 5 C P 4.213 14.657 -2.168 O3' 8.792 13.169 -0.980 6 G P 8.708 11.574 -1.188 O3' 10.009 7.688 2.763 7 G P 9.861 6.141 2.353 O3' 9.319 2.770 6.065 8 C P 9.011 1.357 5.375 O3' 4.931 -2.363 7.400 9 u P 4.976 -1.606 8.799 O3' 6.177 -5.499 10.189 9 syn SG1 9 9 1 0.000 509.756 2 0.000 442.683 3 0.000 375.610 4 0.000 308.537 5 0.000 241.463 6 0.000 174.390 7 0.000 107.317 8 0.000 40.244 9 0.000 0.000 1 8 + + c 2 7 + + c 3 6 W W c 6 3 W W c 7 2 + + c 8 1 + + c 4 5 ! ! ! 5 4 ! ! ! 1 8 8