1 17 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 GCGAGUUGAC UACUCGC LOOP1 7 11 Crystallography ? ? Angstroms 1 G O3' -9.058 -12.763 1.736 2 C P -8.782 -11.422 2.586 O3' -5.325 -12.498 6.966 3 G P -5.554 -11.055 7.642 O3' -0.899 -8.712 9.933 4 A P -1.156 -7.134 10.125 O3' 3.610 -4.336 8.874 5 G P 3.503 -2.733 8.950 O3' 7.289 -0.832 5.170 6 U P 7.534 0.704 5.585 O3' 9.241 3.647 1.011 7 U P 9.412 5.240 1.166 O3' 6.619 8.986 -1.657 8 G P 7.353 10.381 -1.329 O3' 3.842 12.327 2.678 9 A P 2.766 11.198 3.078 O3' -2.440 13.296 2.284 10 C P -3.572 12.200 2.613 O3' -6.959 11.657 -1.866 11 U P -8.237 10.728 -1.540 O3' -6.064 5.541 0.237 12 A P -7.253 4.811 -0.564 O3' -5.167 2.563 -5.079 13 C P -5.778 1.080 -4.950 O3' -1.538 -2.338 -6.736 14 U P -1.921 -3.901 -6.779 O3' 3.190 -6.433 -6.101 15 C P 3.053 -7.952 -6.619 O3' 6.738 -11.232 -3.801 16 G P 6.673 -12.686 -4.489 O3' 6.344 -17.719 -2.333 17 C P 5.930 -18.577 -3.630 O3' 2.294 -22.653 -3.029 1 17 + + c 2 16 + + c 3 15 + + c 4 14 - - c 5 13 + + c 6 12 - - c 7 9 ! ! ! 1 17 6 SG1 7 11 1 200.177 0.000 2 200.177 74.324 3 200.177 148.649 4 200.177 222.973 5 200.177 297.297 6 200.177 371.622 7 221.976 449.044 8 186.005 520.986 9 110.988 550.000 10 35.971 520.986 11 0.000 449.044 12 21.799 371.622 13 21.799 297.297 14 21.799 222.973 15 21.799 148.649 16 21.799 74.324 17 21.799 0.000