1
12
1 2 3 4 5 6 7 8 9 10
11 12
cgcguttugc gc
1
DC
2
DG
3
DC
4
DG
5
DT
6
TSP
7
TCP
8
DT
9
DG
10
DC
11
DG
12
DC
Crystallography ?
? Angstroms
1
c
O3'
6.063 -9.375 -2.563
2
g
P
7.061 -10.311 -1.717
O3'
8.141 -9.015 3.577
3
c
P
8.103 -9.939 4.896
O3'
7.001 -7.694 9.757
4
g
P
6.701 -8.649 11.019
O3'
2.588 -8.102 14.573
5
u
P
1.945 -9.330 15.393
O3'
-3.397 -9.532 16.705
6
t
P
-4.231 -10.800 17.243
7
t
O3'
-14.928 -14.022 13.934
8
u
P
-15.778 -15.382 13.785
O3'
-17.779 -17.717 9.240
9
g
P
-18.439 -19.184 9.297
O3'
-16.739 -23.526 6.394
10
c
P
-16.928 -25.081 6.761
O3'
-12.988 -28.713 5.108
11
g
P
-12.940 -30.253 5.574
O3'
-8.196 -32.609 7.231
12
c
P
-7.987 -33.904 8.166
O3'
-3.536 -33.934 11.528
1
0.000 0.000
2
0.000 50.000
3
0.000 100.000
4
0.000 150.000
5
0.000 200.000
6
0.000 250.000
7
0.000 300.000
8
0.000 350.000
9
0.000 400.000
10
0.000 450.000
11
0.000 500.000
12
0.000 550.000
1
12
13 14 15 16 17 18 19 20
21 22 23 24
GCGCAAAA CGCG
Crystallography ?
? Angstroms
1
G
O3'
-0.497 -20.200 18.154
2
C
P
-0.040 -19.512 16.772
O3'
2.046 -21.867 12.563
3
G
P
2.100 -21.119 11.138
O3'
1.452 -23.321 6.399
4
C
P
1.261 -22.331 5.145
O3'
-2.253 -22.351 1.274
5
A
P
-2.616 -20.969 0.533
O3'
-6.912 -18.974 -1.388
6
A
P
-6.884 -17.401 -1.730
O3'
-10.804 -13.868 -0.957
7
A
P
-10.617 -12.272 -0.858
O3'
-13.203 -8.529 1.719
8
A
P
-12.624 -7.029 1.775
O3'
-12.844 -3.680 5.763
9
C
P
-12.056 -2.283 5.625
O3'
-9.274 0.384 9.079
10
G
P
-8.376 1.564 8.452
O3'
-3.603 3.139 10.001
11
C
P
-2.721 4.027 8.988
O3'
2.654 3.770 8.626
12
G
P
3.435 4.577 7.471
O3'
7.662 2.863 4.541
1
120.000 550.000
2
120.000 500.000
3
120.000 450.000
4
120.000 400.000
5
120.000 350.000
6
120.000 300.000
7
120.000 250.000
8
120.000 200.000
9
120.000 150.000
10
120.000 100.000
11
120.000 50.000
12
120.000 0.000
1
12
W
W
c
2
11
+
+
c
3
10
+
+
c
4
9
+
+
c
5
8
-
-
c
6
7
-
-
c
7
6
-
-
c
8
5
-
-
c
9
4
+
+
c
10
3
+
+
c
11
2
+
+
c
12
1
+
+
c
1
12
12