0.041290
0.000000
0.000000
0.000000
0.021976
0.000000
0.000000
0.000000
0.012251
0.00000
0.00000
0.00000
Sheng, J.
Li, L.
Engelhart, A.E.
Gan, J.
Wang, J.
Szostak, J.W.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
16
90.00
90.00
90.00
24.219
45.504
81.623
C9 H14 N3 O8 P
323.197
y
CYTIDINE-5'-MONOPHOSPHATE
RNA linking
C10 H14 N5 O8 P
363.221
y
GUANOSINE-5'-MONOPHOSPHATE
RNA linking
H2 O
18.015
WATER
non-polymer
Sr 2
87.620
STRONTIUM ION
non-polymer
N
1
N
O
N
2
N
P
N
3
N
O
N
4
N
O
N
5
N
O
N
6
N
C
N
7
R
C
N
8
N
O
N
9
S
C
N
10
N
O
N
11
R
C
N
12
N
O
N
13
R
C
N
14
N
N
N
15
N
C
N
16
N
O
N
17
N
N
N
18
N
C
N
19
N
N
N
20
N
C
N
21
N
C
N
22
N
H
N
23
N
H
N
24
N
H
N
25
N
H
N
26
N
H
N
27
N
H
N
28
N
H
N
29
N
H
N
30
N
H
N
31
N
H
N
32
N
H
N
33
N
H
N
34
N
H
N
35
N
H
N
36
N
O
N
37
N
P
N
38
N
O
N
39
N
O
N
40
N
O
N
41
N
C
N
42
R
C
N
43
N
O
N
44
S
C
N
45
N
O
N
46
R
C
N
47
N
O
N
48
R
C
Y
49
N
N
Y
50
N
C
Y
51
N
N
Y
52
N
C
N
53
N
C
N
54
N
O
N
55
N
N
N
56
N
C
N
57
N
N
N
58
N
N
Y
59
N
C
N
60
N
H
N
61
N
H
N
62
N
H
N
63
N
H
N
64
N
H
N
65
N
H
N
66
N
H
N
67
N
H
N
68
N
H
N
69
N
H
N
70
N
H
N
71
N
H
N
72
N
H
N
73
N
H
N
74
N
O
N
75
N
H
N
76
N
H
N
77
N
SR
N
1
N
sing
N
2
N
sing
N
3
N
doub
N
4
N
sing
N
5
N
sing
N
6
N
sing
N
7
N
sing
N
8
N
sing
N
9
N
sing
N
10
N
sing
N
11
N
sing
N
12
N
sing
N
13
N
sing
N
14
N
sing
N
15
N
sing
N
16
N
sing
N
17
N
sing
N
18
N
sing
N
19
N
sing
N
20
N
sing
N
21
N
sing
N
22
N
sing
N
23
N
sing
N
24
N
sing
N
25
N
sing
N
26
N
sing
N
27
N
doub
N
28
N
sing
N
29
N
doub
N
30
N
sing
N
31
N
sing
N
32
N
sing
N
33
N
sing
N
34
N
doub
N
35
N
sing
N
36
N
sing
N
37
N
sing
N
38
N
sing
N
39
N
doub
N
40
N
sing
N
41
N
sing
N
42
N
sing
N
43
N
sing
N
44
N
sing
N
45
N
sing
N
46
N
sing
N
47
N
sing
N
48
N
sing
N
49
N
sing
N
50
N
sing
N
51
N
sing
N
52
N
sing
N
53
N
sing
N
54
N
sing
N
55
N
sing
N
56
N
sing
N
57
N
sing
N
58
N
sing
N
59
N
sing
N
60
N
sing
Y
61
N
sing
Y
62
N
sing
Y
63
N
doub
N
64
N
sing
Y
65
N
sing
N
66
N
sing
Y
67
N
doub
N
68
N
doub
N
69
N
sing
N
70
N
sing
N
71
N
sing
N
72
N
sing
N
73
N
doub
N
74
N
sing
N
75
N
sing
N
76
N
sing
N
77
N
sing
N
78
N
sing
US
Proc.Natl.Acad.Sci.USA
PNASA6
0040
0027-8424
111
3050
3055
10.1073/pnas.1317799111
24516151
Structural insights into the effects of 2'-5' linkages on the RNA duplex.
2014
10.2210/pdb4msr/pdb
pdb_00004msr
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
100
1
1
CCD
2012-07-06
ADSC QUANTUM 315
CCD
ADSC QUANTUM 315r
Double crystal, Si(111)
SINGLE WAVELENGTH
M
x-ray
1
1.0
1.0
8.2.1
ALS
1.0
SYNCHROTRON
ALS BEAMLINE 8.2.1
8.2.2
ALS
1.0
SYNCHROTRON
ALS BEAMLINE 8.2.2
3206.980
RNA 10mer duplex with six 2'-5'-linkages
2
syn
polymer
87.620
STRONTIUM ION
5
syn
non-polymer
18.015
water
120
nat
water
no
no
CCGGCGCCGG
CCGGCGCCGG
A,B
polyribonucleotide
n
n
n
n
n
n
n
n
n
n
1
1.75
29.84
VAPOR DIFFUSION, HANGING DROP
6.0
10% MPD (2-methyl-2,4-pentanediol), 40 mM sodium cacodylate pH 6.0, 12 mM spermine tetrahydrochloride, and 80 mM strontium (II) chloride , VAPOR DIFFUSION, HANGING DROP, temperature 293K
293
16.215
1
19
A
1
B
10
4.478
A_C1:G10_B
1
-25.211
0.108
-0.289
-0.132
5.991
1
19
A
2
B
9
0.889
A_C2:G9_B
2
-18.625
0.280
0.126
-0.176
7.630
1
19
A
3
B
8
0.245
A_G3:C8_B
3
-4.669
0.512
0.055
-0.555
-18.515
1
19
A
4
B
7
2.137
A_G4:C7_B
4
4.183
-0.139
-0.246
-0.070
7.514
1
19
A
5
B
6
-0.991
A_C5:G6_B
5
-6.625
0.130
-0.028
-0.124
-5.123
1
19
A
6
B
5
-0.280
A_G6:C5_B
6
-15.844
-0.171
-0.056
-0.149
16.356
1
19
A
7
B
4
3.605
A_C7:G4_B
7
-11.211
0.240
-0.266
0.039
-2.619
1
19
A
8
B
3
1.063
A_C8:G3_B
8
-9.721
0.076
0.047
-0.096
-11.397
1
19
A
9
B
2
1.575
A_G9:C2_B
9
-15.835
-0.242
-0.413
-0.126
-15.130
1
19
A
10
B
1
-0.057
A_G10:C1_B
10
-5.995
-0.219
-0.237
-0.060
2.727
37.787
A
A
1
2
22.155
B
B
10
9
3.489
13.963
-0.770
-1.690
AA_C1C2:G9G10_BB
1
-6.284
9.971
34.649
-4.400
0.383
2.226
33.437
A
A
2
3
21.570
B
B
9
8
2.978
12.137
-0.279
-1.608
AA_C2G3:C8G9_BB
2
-1.639
2.912
31.174
-4.451
0.261
3.349
42.217
A
A
3
4
8.051
B
B
8
7
3.713
5.772
0.279
-2.610
AA_G3G4:C7C8_BB
3
4.641
-6.475
41.592
-4.269
0.132
2.459
29.494
A
A
4
5
22.184
B
B
7
6
2.788
11.024
-0.608
-0.451
AA_G4C5:G6C7_BB
4
-1.789
3.599
27.341
-2.845
0.876
2.411
37.374
A
A
5
6
23.265
B
B
6
5
3.356
14.535
0.759
-1.934
AA_C5G6:C5G6_BB
5
1.848
-2.958
34.477
-4.781
-0.960
2.446
34.473
A
A
6
7
17.319
B
B
5
4
2.787
10.103
0.667
-0.977
AA_G6C7:G4C5_BB
6
3.635
-6.232
32.806
-2.937
-0.662
2.517
37.458
A
A
7
8
19.399
B
B
4
3
3.454
12.236
-0.343
-2.447
AA_C7C8:G3G4_BB
7
-2.460
3.901
35.388
-5.321
0.231
2.370
32.672
A
A
8
9
26.322
B
B
3
2
3.446
14.318
0.318
-1.766
AA_C8G9:C2G3_BB
8
2.197
-4.040
29.364
-5.470
-0.207
2.694
30.548
A
A
9
10
16.652
B
B
2
1
3.393
8.659
0.091
-2.045
AA_G9G10:C1C2_BB
9
0.134
-0.257
29.323
-5.515
-0.147
audit_author
pdbx_validate_polymer_linkage
chem_comp_atom
chem_comp_bond
database_2
pdbx_struct_conn_angle
pdbx_struct_special_symmetry
struct_conn
struct_conn_type
struct_site
repository
Initial release
Database references
Advisory
Structure summary
Data collection
Database references
Derived calculations
1
0
2014-02-12
1
1
2014-03-19
1
2
2018-01-24
1
3
2024-02-28
_audit_author.name
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_pdbx_struct_conn_angle.ptnr1_auth_asym_id
_pdbx_struct_conn_angle.ptnr1_auth_comp_id
_pdbx_struct_conn_angle.ptnr1_auth_seq_id
_pdbx_struct_conn_angle.ptnr1_label_asym_id
_pdbx_struct_conn_angle.ptnr1_label_atom_id
_pdbx_struct_conn_angle.ptnr1_label_comp_id
_pdbx_struct_conn_angle.ptnr1_label_seq_id
_pdbx_struct_conn_angle.ptnr2_auth_asym_id
_pdbx_struct_conn_angle.ptnr2_auth_seq_id
_pdbx_struct_conn_angle.ptnr2_label_asym_id
_pdbx_struct_conn_angle.ptnr3_auth_asym_id
_pdbx_struct_conn_angle.ptnr3_auth_comp_id
_pdbx_struct_conn_angle.ptnr3_auth_seq_id
_pdbx_struct_conn_angle.ptnr3_label_asym_id
_pdbx_struct_conn_angle.ptnr3_label_atom_id
_pdbx_struct_conn_angle.ptnr3_label_comp_id
_pdbx_struct_conn_angle.ptnr3_label_seq_id
_pdbx_struct_conn_angle.value
_struct_conn.conn_type_id
_struct_conn.id
_struct_conn.pdbx_dist_value
_struct_conn.pdbx_leaving_atom_flag
_struct_conn.pdbx_ptnr1_label_alt_id
_struct_conn.pdbx_ptnr2_label_alt_id
_struct_conn.ptnr1_auth_asym_id
_struct_conn.ptnr1_auth_comp_id
_struct_conn.ptnr1_auth_seq_id
_struct_conn.ptnr1_label_asym_id
_struct_conn.ptnr1_label_atom_id
_struct_conn.ptnr1_label_comp_id
_struct_conn.ptnr1_label_seq_id
_struct_conn.ptnr2_auth_asym_id
_struct_conn.ptnr2_auth_comp_id
_struct_conn.ptnr2_auth_seq_id
_struct_conn.ptnr2_label_asym_id
_struct_conn.ptnr2_label_atom_id
_struct_conn.ptnr2_label_comp_id
_struct_conn.ptnr2_label_seq_id
_struct_conn_type.id
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
RCSB
Y
RCSB
2013-09-18
REL
REL
SR
STRONTIUM ION
HOH
water
Chemically synthesized and purified
sample
SR
1
2
SR
SR
101
A
SR
4
2
SR
SR
102
A
SR
2
2
SR
SR
101
B
SR
3
2
SR
SR
102
B
SR
5
2
SR
SR
103
B
HOH
3
3
HOH
HOH
201
A
HOH
6
3
HOH
HOH
202
A
HOH
7
3
HOH
HOH
203
A
HOH
8
3
HOH
HOH
204
A
HOH
12
3
HOH
HOH
205
A
HOH
14
3
HOH
HOH
206
A
HOH
15
3
HOH
HOH
207
A
HOH
16
3
HOH
HOH
208
A
HOH
17
3
HOH
HOH
209
A
HOH
22
3
HOH
HOH
210
A
HOH
23
3
HOH
HOH
211
A
HOH
24
3
HOH
HOH
212
A
HOH
25
3
HOH
HOH
213
A
HOH
27
3
HOH
HOH
214
A
HOH
28
3
HOH
HOH
215
A
HOH
29
3
HOH
HOH
216
A
HOH
30
3
HOH
HOH
217
A
HOH
35
3
HOH
HOH
218
A
HOH
37
3
HOH
HOH
219
A
HOH
40
3
HOH
HOH
220
A
HOH
42
3
HOH
HOH
221
A
HOH
44
3
HOH
HOH
222
A
HOH
46
3
HOH
HOH
223
A
HOH
47
3
HOH
HOH
224
A
HOH
48
3
HOH
HOH
225
A
HOH
49
3
HOH
HOH
226
A
HOH
50
3
HOH
HOH
227
A
HOH
58
3
HOH
HOH
228
A
HOH
63
3
HOH
HOH
229
A
HOH
64
3
HOH
HOH
230
A
HOH
66
3
HOH
HOH
231
A
HOH
70
3
HOH
HOH
232
A
HOH
72
3
HOH
HOH
233
A
HOH
73
3
HOH
HOH
234
A
HOH
76
3
HOH
HOH
235
A
HOH
77
3
HOH
HOH
236
A
HOH
79
3
HOH
HOH
237
A
HOH
82
3
HOH
HOH
238
A
HOH
83
3
HOH
HOH
239
A
HOH
86
3
HOH
HOH
240
A
HOH
88
3
HOH
HOH
241
A
HOH
89
3
HOH
HOH
242
A
HOH
90
3
HOH
HOH
243
A
HOH
91
3
HOH
HOH
244
A
HOH
101
3
HOH
HOH
245
A
HOH
103
3
HOH
HOH
246
A
HOH
104
3
HOH
HOH
247
A
HOH
106
3
HOH
HOH
248
A
HOH
107
3
HOH
HOH
249
A
HOH
108
3
HOH
HOH
250
A
HOH
109
3
HOH
HOH
251
A
HOH
110
3
HOH
HOH
252
A
HOH
111
3
HOH
HOH
253
A
HOH
112
3
HOH
HOH
254
A
HOH
118
3
HOH
HOH
255
A
HOH
119
3
HOH
HOH
256
A
HOH
120
3
HOH
HOH
257
A
HOH
122
3
HOH
HOH
258
A
HOH
123
3
HOH
HOH
259
A
HOH
124
3
HOH
HOH
260
A
HOH
1
3
HOH
HOH
201
B
HOH
2
3
HOH
HOH
202
B
HOH
4
3
HOH
HOH
203
B
HOH
5
3
HOH
HOH
204
B
HOH
9
3
HOH
HOH
205
B
HOH
10
3
HOH
HOH
206
B
HOH
13
3
HOH
HOH
207
B
HOH
18
3
HOH
HOH
208
B
HOH
19
3
HOH
HOH
209
B
HOH
20
3
HOH
HOH
210
B
HOH
21
3
HOH
HOH
211
B
HOH
26
3
HOH
HOH
212
B
HOH
31
3
HOH
HOH
213
B
HOH
32
3
HOH
HOH
214
B
HOH
33
3
HOH
HOH
215
B
HOH
34
3
HOH
HOH
216
B
HOH
36
3
HOH
HOH
217
B
HOH
38
3
HOH
HOH
218
B
HOH
39
3
HOH
HOH
219
B
HOH
41
3
HOH
HOH
220
B
HOH
43
3
HOH
HOH
221
B
HOH
45
3
HOH
HOH
222
B
HOH
51
3
HOH
HOH
223
B
HOH
52
3
HOH
HOH
224
B
HOH
53
3
HOH
HOH
225
B
HOH
54
3
HOH
HOH
226
B
HOH
55
3
HOH
HOH
227
B
HOH
56
3
HOH
HOH
228
B
HOH
57
3
HOH
HOH
229
B
HOH
60
3
HOH
HOH
230
B
HOH
61
3
HOH
HOH
231
B
HOH
62
3
HOH
HOH
232
B
HOH
65
3
HOH
HOH
233
B
HOH
67
3
HOH
HOH
234
B
HOH
68
3
HOH
HOH
235
B
HOH
69
3
HOH
HOH
236
B
HOH
71
3
HOH
HOH
237
B
HOH
74
3
HOH
HOH
238
B
HOH
75
3
HOH
HOH
239
B
HOH
78
3
HOH
HOH
240
B
HOH
80
3
HOH
HOH
241
B
HOH
81
3
HOH
HOH
242
B
HOH
84
3
HOH
HOH
243
B
HOH
85
3
HOH
HOH
244
B
HOH
87
3
HOH
HOH
245
B
HOH
92
3
HOH
HOH
246
B
HOH
93
3
HOH
HOH
247
B
HOH
94
3
HOH
HOH
248
B
HOH
96
3
HOH
HOH
249
B
HOH
97
3
HOH
HOH
250
B
HOH
98
3
HOH
HOH
251
B
HOH
99
3
HOH
HOH
252
B
HOH
100
3
HOH
HOH
253
B
HOH
102
3
HOH
HOH
254
B
HOH
105
3
HOH
HOH
255
B
HOH
113
3
HOH
HOH
256
B
HOH
114
3
HOH
HOH
257
B
HOH
115
3
HOH
HOH
258
B
HOH
116
3
HOH
HOH
259
B
HOH
117
3
HOH
HOH
260
B
C
1
n
1
C
1
A
C
2
n
2
C
2
A
G
3
n
3
G
3
A
G
4
n
4
G
4
A
C
5
n
5
C
5
A
G
6
n
6
G
6
A
C
7
n
7
C
7
A
C
8
n
8
C
8
A
G
9
n
9
G
9
A
G
10
n
10
G
10
A
C
1
n
1
C
1
B
C
2
n
2
C
2
B
G
3
n
3
G
3
B
G
4
n
4
G
4
B
C
5
n
5
C
5
B
G
6
n
6
G
6
B
C
7
n
7
C
7
B
C
8
n
8
C
8
B
G
9
n
9
G
9
B
G
10
n
10
G
10
B
author_and_software_defined_assembly
PISA
2
dimeric
1880
-99
3680
A
G
6
A
OP2
G
6
1_555
A
SR
102
D
SR
SR
1_555
A
HOH
242
H
O
HOH
1_555
68.0
A
G
6
A
OP2
G
6
1_555
A
SR
102
D
SR
SR
1_555
A
HOH
248
H
O
HOH
1_555
80.9
A
HOH
242
H
O
HOH
1_555
A
SR
102
D
SR
SR
1_555
A
HOH
248
H
O
HOH
1_555
103.7
A
HOH
202
H
O
HOH
1_555
A
SR
101
C
SR
SR
1_555
A
HOH
203
H
O
HOH
1_555
75.3
A
HOH
202
H
O
HOH
1_555
A
SR
101
C
SR
SR
1_555
A
HOH
204
H
O
HOH
1_555
138.7
A
HOH
203
H
O
HOH
1_555
A
SR
101
C
SR
SR
1_555
A
HOH
204
H
O
HOH
1_555
72.3
A
HOH
202
H
O
HOH
1_555
A
SR
101
C
SR
SR
1_555
A
HOH
216
H
O
HOH
1_555
73.3
A
HOH
203
H
O
HOH
1_555
A
SR
101
C
SR
SR
1_555
A
HOH
216
H
O
HOH
1_555
77.0
A
HOH
204
H
O
HOH
1_555
A
SR
101
C
SR
SR
1_555
A
HOH
216
H
O
HOH
1_555
75.0
A
HOH
202
H
O
HOH
1_555
A
SR
101
C
SR
SR
1_555
A
HOH
244
H
O
HOH
1_555
147.1
A
HOH
203
H
O
HOH
1_555
A
SR
101
C
SR
SR
1_555
A
HOH
244
H
O
HOH
1_555
115.2
A
HOH
204
H
O
HOH
1_555
A
SR
101
C
SR
SR
1_555
A
HOH
244
H
O
HOH
1_555
71.9
A
HOH
216
H
O
HOH
1_555
A
SR
101
C
SR
SR
1_555
A
HOH
244
H
O
HOH
1_555
138.2
A
HOH
202
H
O
HOH
1_555
A
SR
101
C
SR
SR
1_555
B
HOH
204
I
O
HOH
1_555
77.3
A
HOH
203
H
O
HOH
1_555
A
SR
101
C
SR
SR
1_555
B
HOH
204
I
O
HOH
1_555
142.0
A
HOH
204
H
O
HOH
1_555
A
SR
101
C
SR
SR
1_555
B
HOH
204
I
O
HOH
1_555
142.5
A
HOH
216
H
O
HOH
1_555
A
SR
101
C
SR
SR
1_555
B
HOH
204
I
O
HOH
1_555
119.0
A
HOH
244
H
O
HOH
1_555
A
SR
101
C
SR
SR
1_555
B
HOH
204
I
O
HOH
1_555
77.1
A
HOH
202
H
O
HOH
1_555
A
SR
101
C
SR
SR
1_555
B
HOH
205
I
O
HOH
1_555
113.8
A
HOH
203
H
O
HOH
1_555
A
SR
101
C
SR
SR
1_555
B
HOH
205
I
O
HOH
1_555
142.8
A
HOH
204
H
O
HOH
1_555
A
SR
101
C
SR
SR
1_555
B
HOH
205
I
O
HOH
1_555
80.1
A
HOH
216
H
O
HOH
1_555
A
SR
101
C
SR
SR
1_555
B
HOH
205
I
O
HOH
1_555
72.0
A
HOH
244
H
O
HOH
1_555
A
SR
101
C
SR
SR
1_555
B
HOH
205
I
O
HOH
1_555
77.7
B
HOH
204
I
O
HOH
1_555
A
SR
101
C
SR
SR
1_555
B
HOH
205
I
O
HOH
1_555
73.1
A
HOH
202
H
O
HOH
1_555
A
SR
101
C
SR
SR
1_555
B
HOH
222
I
O
HOH
1_555
77.0
A
HOH
203
H
O
HOH
1_555
A
SR
101
C
SR
SR
1_555
B
HOH
222
I
O
HOH
1_555
77.8
A
HOH
204
H
O
HOH
1_555
A
SR
101
C
SR
SR
1_555
B
HOH
222
I
O
HOH
1_555
119.2
A
HOH
216
H
O
HOH
1_555
A
SR
101
C
SR
SR
1_555
B
HOH
222
I
O
HOH
1_555
145.0
A
HOH
244
H
O
HOH
1_555
A
SR
101
C
SR
SR
1_555
B
HOH
222
I
O
HOH
1_555
75.3
B
HOH
204
I
O
HOH
1_555
A
SR
101
C
SR
SR
1_555
B
HOH
222
I
O
HOH
1_555
70.8
B
HOH
205
I
O
HOH
1_555
A
SR
101
C
SR
SR
1_555
B
HOH
222
I
O
HOH
1_555
138.7
A
HOH
209
H
O
HOH
1_555
B
SR
101
E
SR
SR
1_555
B
G
3
B
O6
G
3
1_555
134.7
A
HOH
209
H
O
HOH
1_555
B
SR
101
E
SR
SR
1_555
B
G
4
B
O6
G
4
1_555
68.5
B
G
3
B
O6
G
3
1_555
B
SR
101
E
SR
SR
1_555
B
G
4
B
O6
G
4
1_555
71.5
A
HOH
209
H
O
HOH
1_555
B
SR
101
E
SR
SR
1_555
B
HOH
203
I
O
HOH
1_555
109.7
B
G
3
B
O6
G
3
1_555
B
SR
101
E
SR
SR
1_555
B
HOH
203
I
O
HOH
1_555
83.5
B
G
4
B
O6
G
4
1_555
B
SR
101
E
SR
SR
1_555
B
HOH
203
I
O
HOH
1_555
80.4
A
HOH
209
H
O
HOH
1_555
B
SR
101
E
SR
SR
1_555
B
HOH
214
I
O
HOH
1_555
98.0
B
G
3
B
O6
G
3
1_555
B
SR
101
E
SR
SR
1_555
B
HOH
214
I
O
HOH
1_555
63.1
B
G
4
B
O6
G
4
1_555
B
SR
101
E
SR
SR
1_555
B
HOH
214
I
O
HOH
1_555
92.5
B
HOH
203
I
O
HOH
1_555
B
SR
101
E
SR
SR
1_555
B
HOH
214
I
O
HOH
1_555
146.2
A
HOH
209
H
O
HOH
1_555
B
SR
101
E
SR
SR
1_555
B
HOH
216
I
O
HOH
1_555
145.8
B
G
3
B
O6
G
3
1_555
B
SR
101
E
SR
SR
1_555
B
HOH
216
I
O
HOH
1_555
78.9
B
G
4
B
O6
G
4
1_555
B
SR
101
E
SR
SR
1_555
B
HOH
216
I
O
HOH
1_555
143.5
B
HOH
203
I
O
HOH
1_555
B
SR
101
E
SR
SR
1_555
B
HOH
216
I
O
HOH
1_555
75.3
B
HOH
214
I
O
HOH
1_555
B
SR
101
E
SR
SR
1_555
B
HOH
216
I
O
HOH
1_555
92.7
A
HOH
209
H
O
HOH
1_555
B
SR
101
E
SR
SR
1_555
B
HOH
219
I
O
HOH
1_555
71.8
B
G
3
B
O6
G
3
1_555
B
SR
101
E
SR
SR
1_555
B
HOH
219
I
O
HOH
1_555
149.3
B
G
4
B
O6
G
4
1_555
B
SR
101
E
SR
SR
1_555
B
HOH
219
I
O
HOH
1_555
118.1
B
HOH
203
I
O
HOH
1_555
B
SR
101
E
SR
SR
1_555
B
HOH
219
I
O
HOH
1_555
70.6
B
HOH
214
I
O
HOH
1_555
B
SR
101
E
SR
SR
1_555
B
HOH
219
I
O
HOH
1_555
138.9
B
HOH
216
I
O
HOH
1_555
B
SR
101
E
SR
SR
1_555
B
HOH
219
I
O
HOH
1_555
78.8
A
HOH
209
H
O
HOH
1_555
B
SR
101
E
SR
SR
1_555
B
HOH
221
I
O
HOH
1_555
73.2
B
G
3
B
O6
G
3
1_555
B
SR
101
E
SR
SR
1_555
B
HOH
221
I
O
HOH
1_555
131.3
B
G
4
B
O6
G
4
1_555
B
SR
101
E
SR
SR
1_555
B
HOH
221
I
O
HOH
1_555
137.9
B
HOH
203
I
O
HOH
1_555
B
SR
101
E
SR
SR
1_555
B
HOH
221
I
O
HOH
1_555
130.0
B
HOH
214
I
O
HOH
1_555
B
SR
101
E
SR
SR
1_555
B
HOH
221
I
O
HOH
1_555
75.8
B
HOH
216
I
O
HOH
1_555
B
SR
101
E
SR
SR
1_555
B
HOH
221
I
O
HOH
1_555
78.3
B
HOH
219
I
O
HOH
1_555
B
SR
101
E
SR
SR
1_555
B
HOH
221
I
O
HOH
1_555
63.1
B
G
10
B
O6
G
10
1_555
B
SR
102
F
SR
SR
1_555
B
HOH
234
I
O
HOH
1_555
67.9
B
G
10
B
O6
G
10
1_555
B
SR
102
F
SR
SR
1_555
B
HOH
237
I
O
HOH
1_555
89.6
B
HOH
234
I
O
HOH
1_555
B
SR
102
F
SR
SR
1_555
B
HOH
237
I
O
HOH
1_555
99.5
B
G
10
B
O6
G
10
1_555
B
SR
102
F
SR
SR
1_555
B
HOH
241
I
O
HOH
1_555
127.5
B
HOH
234
I
O
HOH
1_555
B
SR
102
F
SR
SR
1_555
B
HOH
241
I
O
HOH
1_555
74.0
B
HOH
237
I
O
HOH
1_555
B
SR
102
F
SR
SR
1_555
B
HOH
241
I
O
HOH
1_555
132.1
B
G
10
B
O6
G
10
1_555
B
SR
102
F
SR
SR
1_555
B
HOH
245
I
O
HOH
1_555
99.5
B
HOH
234
I
O
HOH
1_555
B
SR
102
F
SR
SR
1_555
B
HOH
245
I
O
HOH
1_555
49.0
B
HOH
237
I
O
HOH
1_555
B
SR
102
F
SR
SR
1_555
B
HOH
245
I
O
HOH
1_555
62.7
B
HOH
241
I
O
HOH
1_555
B
SR
102
F
SR
SR
1_555
B
HOH
245
I
O
HOH
1_555
80.2
B
G
10
B
O6
G
10
1_555
B
SR
102
F
SR
SR
1_555
B
HOH
250
I
O
HOH
1_555
152.6
B
HOH
234
I
O
HOH
1_555
B
SR
102
F
SR
SR
1_555
B
HOH
250
I
O
HOH
1_555
103.7
B
HOH
237
I
O
HOH
1_555
B
SR
102
F
SR
SR
1_555
B
HOH
250
I
O
HOH
1_555
65.5
B
HOH
241
I
O
HOH
1_555
B
SR
102
F
SR
SR
1_555
B
HOH
250
I
O
HOH
1_555
70.1
B
HOH
245
I
O
HOH
1_555
B
SR
102
F
SR
SR
1_555
B
HOH
250
I
O
HOH
1_555
59.9
1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
1_555
x,y,z
identity operation
0.0000000000
0.0000000000
0.0000000000
1
A
HOH
205
H
HOH
1
B
HOH
254
I
HOH
1
A
A
OP2
O
G
HOH
4
224
1.68
A
1
A
A
O
O
HOH
HOH
201
211
1.82
1
A
A
O
O
HOH
HOH
238
259
1.83
1
A
A
O
O
HOH
HOH
226
227
1.98
1
A
A
O
O
HOH
HOH
222
257
1.99
1
A
A
O
O
HOH
HOH
238
260
2.14
1
A
A
SR
O
SR
HOH
102
243
2.15
1
A
G
4
A
0.060
SIDE CHAIN
1
B
B
O3'
P
C
C
7
8
2.84
B
1
-7.12
0.90
105.70
98.58
B
B
B
O5'
P
OP2
C
C
C
8
8
8
A
A
A
N
1
11.52
1.90
104.00
115.52
B
B
B
O3'
P
O5'
C
G
G
8
9
9
B
Y
1
9.57
1.10
110.50
120.07
B
B
B
O3'
P
OP2
C
G
G
8
9
9
A
Y
1
A
A
P
OP2
G
G
6
6
-0.122
0.017
1.485
1.363
N
1
A
A
P
OP2
G
G
10
10
-0.111
0.017
1.485
1.374
N
1
B
B
P
OP2
C
C
5
5
-0.182
0.017
1.485
1.303
N
1
B
B
O3'
P
G
C
6
7
-0.074
0.012
1.607
1.533
Y
15.412
-0.10
0.00
0.00
0.01
0.00
0.09
0.964
0.943
HYDROGENS HAVE BEEN USED IF PRESENT IN THE INPUT
0.21733
0.17580
0.17775
1.20
22.75
704
13803
13223
5.1
95.80
0.778
0.035
RANDOM
1
THROUGHOUT
0
MOLECULAR REPLACEMENT
0.052
0.058
0.80
0.80
1.20
MAXIMUM LIKELIHOOD
MASK
0.058
0.052
1.20
22.75
120
549
5
424
0
0.017
0.011
548
1.996
1.444
858
0.098
0.200
92
0.035
0.020
243
0.380
0.254
1.231
39
643
20
68.20
1.2
30
4MSR
14584
13957
0
-3
0.068
1
24.4
9.2
95.7
0.26
1.20
1.24
4.2
18
1
4.9
74.9
data collection
HKL-2000
phasing
PHASES
refinement
REFMAC
5.6.0117
data reduction
HKL-2000
data scaling
HKL-2000
RNA 10mer duplex with six 2'-5'-linkages
1
N
N
1
N
N
2
N
N
2
N
N
2
N
N
2
N
N
2
N
N
3
N
N
3
N
N
covale
1.580
one
A
A
A
G
3
A
O2'
G
3
1_555
A
G
4
A
P
G
4
1_555
covale
1.606
one
B
B
A
G
3
A
O2'
G
3
1_555
A
G
4
A
P
G
4
1_555
covale
1.569
one
A
C
5
A
O2'
C
5
1_555
A
G
6
A
P
G
6
1_555
covale
1.563
one
A
C
7
A
O2'
C
7
1_555
A
C
8
A
P
C
8
1_555
covale
1.572
one
B
G
3
B
O2'
G
3
1_555
B
G
4
B
P
G
4
1_555
covale
1.615
one
B
C
5
B
O2'
C
5
1_555
B
G
6
B
P
G
6
1_555
covale
1.640
one
A
B
C
7
B
O2'
C
7
1_555
B
C
8
B
P
C
8
1_555
covale
1.590
one
B
B
C
7
B
O2'
C
7
1_555
B
C
8
B
P
C
8
1_555
metalc
2.626
A
G
6
A
OP2
G
6
1_555
A
SR
102
D
SR
SR
1_555
metalc
2.615
A
SR
101
C
SR
SR
1_555
A
HOH
202
H
O
HOH
1_555
metalc
2.538
A
SR
101
C
SR
SR
1_555
A
HOH
203
H
O
HOH
1_555
metalc
2.539
A
SR
101
C
SR
SR
1_555
A
HOH
204
H
O
HOH
1_555
metalc
2.677
A
SR
101
C
SR
SR
1_555
A
HOH
216
H
O
HOH
1_555
metalc
2.625
A
SR
101
C
SR
SR
1_555
A
HOH
244
H
O
HOH
1_555
metalc
2.640
A
SR
101
C
SR
SR
1_555
B
HOH
204
I
O
HOH
1_555
metalc
2.643
A
SR
101
C
SR
SR
1_555
B
HOH
205
I
O
HOH
1_555
metalc
2.608
A
SR
101
C
SR
SR
1_555
B
HOH
222
I
O
HOH
1_555
metalc
2.718
A
SR
102
D
SR
SR
1_555
A
HOH
242
H
O
HOH
1_555
metalc
2.591
A
SR
102
D
SR
SR
1_555
A
HOH
248
H
O
HOH
1_555
metalc
2.607
A
HOH
209
H
O
HOH
1_555
B
SR
101
E
SR
SR
1_555
metalc
2.684
B
G
3
B
O6
G
3
1_555
B
SR
101
E
SR
SR
1_555
metalc
2.655
B
G
4
B
O6
G
4
1_555
B
SR
101
E
SR
SR
1_555
metalc
2.813
B
G
10
B
O6
G
10
1_555
B
SR
102
F
SR
SR
1_555
metalc
2.737
B
G
10
B
O6
G
10
1_555
B
SR
103
G
SR
SR
1_555
metalc
2.606
B
SR
101
E
SR
SR
1_555
B
HOH
203
I
O
HOH
1_555
metalc
2.735
B
SR
101
E
SR
SR
1_555
B
HOH
214
I
O
HOH
1_555
metalc
2.578
B
SR
101
E
SR
SR
1_555
B
HOH
216
I
O
HOH
1_555
metalc
2.657
B
SR
101
E
SR
SR
1_555
B
HOH
219
I
O
HOH
1_555
metalc
2.695
B
SR
101
E
SR
SR
1_555
B
HOH
221
I
O
HOH
1_555
metalc
2.520
B
SR
102
F
SR
SR
1_555
B
HOH
234
I
O
HOH
1_555
metalc
2.521
B
SR
102
F
SR
SR
1_555
B
HOH
237
I
O
HOH
1_555
metalc
2.639
B
SR
102
F
SR
SR
1_555
B
HOH
241
I
O
HOH
1_555
metalc
2.936
B
SR
102
F
SR
SR
1_555
B
HOH
245
I
O
HOH
1_555
metalc
2.793
B
SR
102
F
SR
SR
1_555
B
HOH
250
I
O
HOH
1_555
hydrog
WATSON-CRICK
A
C
1
A
N3
C
1
1_555
B
G
10
B
N1
G
10
1_555
hydrog
WATSON-CRICK
A
C
1
A
N4
C
1
1_555
B
G
10
B
O6
G
10
1_555
hydrog
WATSON-CRICK
A
C
1
A
O2
C
1
1_555
B
G
10
B
N2
G
10
1_555
hydrog
WATSON-CRICK
A
C
2
A
N3
C
2
1_555
B
G
9
B
N1
G
9
1_555
hydrog
WATSON-CRICK
A
C
2
A
N4
C
2
1_555
B
G
9
B
O6
G
9
1_555
hydrog
WATSON-CRICK
A
C
2
A
O2
C
2
1_555
B
G
9
B
N2
G
9
1_555
hydrog
WATSON-CRICK
A
A
A
G
3
A
N1
G
3
1_555
B
C
8
B
N3
C
8
1_555
hydrog
WATSON-CRICK
A
A
A
G
3
A
N2
G
3
1_555
B
C
8
B
O2
C
8
1_555
hydrog
WATSON-CRICK
A
A
A
G
3
A
O6
G
3
1_555
B
C
8
B
N4
C
8
1_555
hydrog
WATSON-CRICK
A
A
G
4
A
N1
G
4
1_555
B
C
7
B
N3
C
7
1_555
hydrog
WATSON-CRICK
A
A
G
4
A
N2
G
4
1_555
B
C
7
B
O2
C
7
1_555
hydrog
WATSON-CRICK
A
A
G
4
A
O6
G
4
1_555
B
C
7
B
N4
C
7
1_555
hydrog
WATSON-CRICK
A
C
5
A
N3
C
5
1_555
B
G
6
B
N1
G
6
1_555
hydrog
WATSON-CRICK
A
C
5
A
N4
C
5
1_555
B
G
6
B
O6
G
6
1_555
hydrog
WATSON-CRICK
A
C
5
A
O2
C
5
1_555
B
G
6
B
N2
G
6
1_555
hydrog
WATSON-CRICK
A
G
6
A
N1
G
6
1_555
B
C
5
B
N3
C
5
1_555
hydrog
WATSON-CRICK
A
G
6
A
N2
G
6
1_555
B
C
5
B
O2
C
5
1_555
hydrog
WATSON-CRICK
A
G
6
A
O6
G
6
1_555
B
C
5
B
N4
C
5
1_555
hydrog
WATSON-CRICK
A
C
7
A
N3
C
7
1_555
B
G
4
B
N1
G
4
1_555
hydrog
WATSON-CRICK
A
C
7
A
N4
C
7
1_555
B
G
4
B
O6
G
4
1_555
hydrog
WATSON-CRICK
A
C
7
A
O2
C
7
1_555
B
G
4
B
N2
G
4
1_555
hydrog
WATSON-CRICK
A
C
8
A
N3
C
8
1_555
B
G
3
B
N1
G
3
1_555
hydrog
WATSON-CRICK
A
C
8
A
N4
C
8
1_555
B
G
3
B
O6
G
3
1_555
hydrog
WATSON-CRICK
A
C
8
A
O2
C
8
1_555
B
G
3
B
N2
G
3
1_555
hydrog
WATSON-CRICK
A
G
9
A
N1
G
9
1_555
B
C
2
B
N3
C
2
1_555
hydrog
WATSON-CRICK
A
G
9
A
N2
G
9
1_555
B
C
2
B
O2
C
2
1_555
hydrog
WATSON-CRICK
A
G
9
A
O6
G
9
1_555
B
C
2
B
N4
C
2
1_555
hydrog
WATSON-CRICK
A
G
10
A
N1
G
10
1_555
B
C
1
B
N3
C
1
1_555
hydrog
WATSON-CRICK
A
G
10
A
N2
G
10
1_555
B
C
1
B
O2
C
1
1_555
hydrog
WATSON-CRICK
A
G
10
A
O6
G
10
1_555
B
C
1
B
N4
C
1
1_555
RNA
2'-5'-linkage, RNA
4MSR
PDB
1
4MSR
CCGGCGCCGG
1
10
4MSR
1
10
4MSR
A
1
1
10
1
10
4MSR
1
10
4MSR
B
1
1
10
BINDING SITE FOR RESIDUE SR A 101
A
SR
101
Software
8
BINDING SITE FOR RESIDUE SR A 102
A
SR
102
Software
5
BINDING SITE FOR RESIDUE SR B 101
B
SR
101
Software
8
BINDING SITE FOR RESIDUE SR B 102
B
SR
102
Software
9
BINDING SITE FOR RESIDUE SR B 103
B
SR
103
Software
6
A
HOH
202
H
HOH
8
1_555
A
HOH
203
H
HOH
8
1_555
A
HOH
204
H
HOH
8
1_555
A
HOH
216
H
HOH
8
1_555
A
HOH
244
H
HOH
8
1_555
B
HOH
204
I
HOH
8
1_555
B
HOH
205
I
HOH
8
1_555
B
HOH
222
I
HOH
8
1_555
A
G
6
A
G
6
5
1_555
A
HOH
234
H
HOH
5
8_555
A
HOH
242
H
HOH
5
1_555
A
HOH
243
H
HOH
5
1_555
A
HOH
248
H
HOH
5
1_555
A
HOH
209
H
HOH
8
1_555
B
G
3
B
G
3
8
1_555
B
G
4
B
G
4
8
1_555
B
HOH
203
I
HOH
8
1_555
B
HOH
214
I
HOH
8
1_555
B
HOH
216
I
HOH
8
1_555
B
HOH
219
I
HOH
8
1_555
B
HOH
221
I
HOH
8
1_555
A
HOH
213
H
HOH
9
5_445
A
HOH
214
H
HOH
9
5_445
B
G
10
B
G
10
9
1_555
B
SR
103
G
SR
9
1_555
B
HOH
234
I
HOH
9
1_555
B
HOH
237
I
HOH
9
1_555
B
HOH
241
I
HOH
9
1_555
B
HOH
245
I
HOH
9
1_555
B
HOH
250
I
HOH
9
1_555
A
G
9
A
G
9
6
5_445
A
G
10
A
G
10
6
5_445
A
HOH
213
H
HOH
6
5_445
A
HOH
214
H
HOH
6
5_445
B
G
10
B
G
10
6
1_555
B
SR
102
F
SR
6
1_555
20
C 2 2 21