1
23
1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
21 22 23
CUuGCUGAAG UGCACACAGC AAG
3
5BU
Crystallography ?
? Angstroms
1
C
O3'
-17.248 12.818 -26.482
2
U
P
-15.890 12.859 -27.338
O3'
-16.252 11.776 -32.571
3
u
P
-14.910 12.211 -33.357
O3'
-14.556 13.660 -38.148
4
G
P
-13.032 14.046 -38.479
O3'
-11.509 17.461 -41.872
5
C
P
-9.900 17.428 -41.878
O3'
-7.272 21.432 -43.306
6
U
P
-5.702 21.331 -42.987
O3'
-2.223 25.077 -40.323
7
G
P
-0.801 24.546 -39.794
O3'
1.421 26.574 -35.746
8
A
P
2.817 25.782 -35.618
O3'
4.779 21.992 -37.241
9
A
P
5.534 21.458 -35.914
O3'
11.113 19.664 -37.089
10
G
P
11.573 18.147 -37.233
O3'
9.540 17.713 -42.034
11
U
P
8.021 17.397 -41.660
O3'
5.282 14.061 -44.273
12
G
P
3.800 14.214 -43.684
O3'
0.508 10.567 -43.900
13
C
P
-0.736 11.218 -43.135
O3'
-3.935 8.229 -40.311
14
A
P
-4.829 9.241 -39.453
O3'
-6.688 8.131 -34.801
15
C
P
-7.269 9.513 -34.235
O3'
-7.250 10.264 -29.160
16
A
P
-8.104 11.627 -29.067
O3'
-7.004 14.970 -25.145
17
C
P
-8.009 16.225 -25.281
O3'
-6.626 21.107 -23.974
18
A
P
-7.984 21.912 -24.278
O3'
-8.069 26.700 -26.137
19
G
P
-9.607 27.043 -26.471
O3'
-10.816 30.372 -30.185
20
C
P
-12.423 30.423 -30.304
O3'
-14.739 30.972 -34.639
21
A
P
-16.293 30.582 -34.581
O3'
-19.673 27.627 -38.209
22
A
P
-21.031 27.421 -37.381
O3'
-23.374 22.992 -38.863
23
G
P
-24.747 22.928 -38.035
O3'
-26.772 18.427 -37.254
1
23
+
+
c
2
22
-
-
c
3
21
-
-
c
4
20
+
+
c
5
19
+
+
c
6
18
-
-
c
7
17
+
+
c
1
23
7
SG1
8
9
SG2
16
16
1
31.429 0.000
2
31.429 26.190
3
31.429 52.381
4
31.429 78.571
5
31.429 104.762
6
31.429 130.952
7
31.429 157.143
8
15.714 157.143
9
0.000 157.143
10
94.286 340.476
11
94.286 314.286
12
94.286 288.095
13
94.286 261.905
14
94.286 235.714
15
94.286 209.524
16
110.000 157.143
17
94.286 157.143
18
94.286 130.952
19
94.286 104.762
20
94.286 78.571
21
94.286 52.381
22
94.286 26.190
23
94.286 0.000
1
23
1 2 3 4 5 6 7
8 9 10 11 12 13 14 15 16 17
18 19 20 21 22 23
CUuGCUG AAGUGCACAC AGCAAG
3
5BU
Crystallography ?
? Angstroms
1
C
O3'
22.101 -3.439 -44.074
2
U
P
20.969 -3.022 -43.006
O3'
18.898 -6.177 -39.469
3
u
P
17.849 -5.263 -38.676
O3'
16.865 -5.815 -33.753
4
G
P
15.888 -4.682 -33.173
O3'
17.068 -1.002 -28.889
5
C
P
16.284 0.382 -28.682
O3'
18.461 3.948 -25.731
6
U
P
17.502 5.231 -25.830
O3'
19.274 10.131 -25.894
7
G
P
18.184 11.231 -26.321
O3'
19.386 15.651 -28.707
8
A
P
18.044 16.484 -29.005
O3'
13.408 14.783 -28.701
9
A
P
12.782 15.356 -30.074
O3'
8.026 18.857 -28.946
10
G
P
6.496 18.353 -29.109
O3'
6.322 14.902 -25.249
11
U
P
6.967 13.647 -26.015
O3'
5.352 8.893 -25.430
12
G
P
6.419 8.074 -26.312
O3'
4.928 3.686 -28.383
13
C
P
6.256 3.247 -29.165
O3'
6.098 0.183 -33.157
14
A
P
7.652 0.209 -33.555
O3'
9.424 0.575 -38.521
15
C
P
11.009 0.873 -38.635
O3'
12.801 3.243 -42.845
16
A
P
14.386 3.444 -42.720
O3'
17.092 7.301 -44.755
17
C
P
18.614 7.042 -44.281
O3'
22.036 10.537 -43.080
18
A
P
23.260 9.542 -42.770
O3'
26.891 10.994 -39.439
19
G
P
27.897 9.774 -39.171
O3'
30.285 9.000 -34.683
20
C
P
31.057 7.599 -34.800
O3'
31.498 4.828 -30.574
21
A
P
32.101 3.340 -30.622
O3'
30.950 -1.513 -28.125
22
A
P
32.012 -2.482 -28.816
O3'
30.679 -7.277 -29.384
23
G
P
31.963 -7.716 -30.248
O3'
31.386 -11.330 -33.726
1
23
+
+
c
2
22
-
-
c
3
21
-
-
c
4
20
+
+
c
5
19
+
+
c
6
18
-
-
c
7
17
+
+
c
1
23
7
SG1
8
9
SG2
16
16
1
94.286 550.000
2
94.286 523.810
3
94.286 497.619
4
94.286 471.429
5
94.286 445.238
6
94.286 419.048
7
94.286 392.857
8
0.000 209.524
9
15.714 209.524
10
31.429 209.524
11
31.429 235.714
12
31.429 261.905
13
31.429 288.095
14
31.429 314.286
15
31.429 340.476
16
15.714 340.476
17
31.429 392.857
18
31.429 419.048
19
31.429 445.238
20
31.429 471.429
21
31.429 497.619
22
31.429 523.810
23
31.429 550.000
10
15
+
+
c
11
14
-
-
c
12
13
+
+
c
13
12
+
+
c
14
11
-
-
c
15
10
+
+
c
10
15
6