1
12
1 2 3 4 5 6 7 8 9 10
11 12
ggacuucggu cc
1
DG
2
DG
3
DA
4
DC
5
U5P
6
U5P
7
C5P
8
G25
9
DG
10
DT
11
DC
12
DC
LOOP1
6
7
Crystallography ?
? Angstroms
1
g
O3'
0.499 -11.876 2.758
2
g
P
0.688 -11.371 1.230
O3'
-3.139 -9.726 -2.435
3
a
P
-2.868 -8.965 -3.842
O3'
-6.478 -4.942 -5.648
4
c
P
-6.304 -3.965 -6.925
O3'
-7.112 1.681 -6.475
5
u
O3'
-4.034 7.223 -6.418
P
-6.527 2.874 -7.405
6
u
O3'
4.127 8.426 -2.708
P
-0.952 8.095 -5.446
7
c
P
5.713 5.729 -5.480
O3'
9.141 1.377 -3.176
8
g
P
8.498 1.473 -0.129
O3'
7.446 3.914 4.778
9
g
P
4.867 5.904 5.457
O3'
-0.423 8.069 5.297
10
u
P
-1.683 7.725 6.248
O3'
-6.815 6.380 4.515
11
c
P
-8.015 5.781 5.421
O3'
-11.300 1.776 2.968
12
c
P
-12.319 0.696 3.612
O3'
-12.664 -4.737 2.480
1
12
+
+
c
2
11
+
+
c
3
10
-
-
c
4
9
+
+
c
5
8
W
W
c
1
12
5
SG1
6
7
1
245.394 0.000
2
245.394 102.247
3
245.394 204.495
4
245.394 306.742
5
245.394 408.990
6
197.205 550.000
7
48.188 550.000
8
0.000 408.990
9
0.000 306.742
10
0.000 204.495
11
0.000 102.247
12
0.000 0.000