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.00000
.00000
Sussman, D.
Nix, J.C.
Wilson, C.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
32
90.00
90.00
90.00
91.330
161.880
100.960
C10 H14 N5 O7 P
347.221
y
ADENOSINE-5'-MONOPHOSPHATE
RNA linking
C62 H89 Co N13 O14 P 2
1330.356
COBALAMIN
non-polymer
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
C H5 N
31.057
METHYLAMINE
non-polymer
C9 H13 N2 O9 P
324.181
y
URIDINE-5'-MONOPHOSPHATE
RNA linking
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
Y
14
N
N
Y
15
N
C
Y
16
N
N
Y
17
N
C
Y
18
N
C
N
19
N
N
Y
20
N
N
Y
21
N
C
Y
22
N
N
Y
23
N
C
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
H
N
37
N
H
N
38
N
CO
N
39
N
N
N
40
N
N
N
41
N
N
N
42
N
N
N
43
R
C
N
44
N
C
N
45
S
C
N
46
N
C
N
47
N
C
N
48
N
C
N
49
N
O
N
50
N
N
N
51
S
C
N
52
N
C
N
53
N
C
N
54
N
C
N
55
N
O
N
56
N
N
N
57
N
C
N
58
N
C
N
59
N
C
N
60
N
C
N
61
S
C
N
62
N
C
N
63
N
C
N
64
N
C
N
65
N
O
N
66
N
N
N
67
S
C
N
68
N
C
N
69
N
C
N
70
N
C
N
71
N
O
N
72
N
N
N
73
N
C
N
74
N
C
N
75
N
C
N
76
N
C
N
77
N
C
N
78
N
C
N
79
S
C
N
80
N
C
N
81
N
C
N
82
N
C
N
83
N
O
N
84
N
N
N
85
N
C
N
86
N
C
N
87
N
C
N
88
N
C
N
89
R
C
N
90
N
C
N
91
N
C
N
92
N
C
N
93
N
C
N
94
N
O
N
95
N
N
N
96
R
C
N
97
N
C
N
98
N
C
N
99
N
O
N
100
N
N
N
101
R
C
N
102
N
C
N
103
R
C
N
104
N
C
N
105
N
O
N
106
N
O
N
107
N
O
N
108
N
P
N
109
N
O
N
110
S
C
N
111
R
C
N
112
N
O
N
113
S
C
N
114
N
O
N
115
R
C
N
116
N
C
N
117
N
O
Y
118
N
N
Y
119
N
C
Y
120
N
C
Y
121
N
N
Y
122
N
C
Y
123
N
C
Y
124
N
C
N
125
N
C
Y
126
N
C
N
127
N
C
Y
128
N
C
N
129
N
H
N
130
N
H
N
131
N
H
N
132
N
H
N
133
N
H
N
134
N
H
N
135
N
H
N
136
N
H
N
137
N
H
N
138
N
H
N
139
N
H
N
140
N
H
N
141
N
H
N
142
N
H
N
143
N
H
N
144
N
H
N
145
N
H
N
146
N
H
N
147
N
H
N
148
N
H
N
149
N
H
N
150
N
H
N
151
N
H
N
152
N
H
N
153
N
H
N
154
N
H
N
155
N
H
N
156
N
H
N
157
N
H
N
158
N
H
N
159
N
H
N
160
N
H
N
161
N
H
N
162
N
H
N
163
N
H
N
164
N
H
N
165
N
H
N
166
N
H
N
167
N
H
N
168
N
H
N
169
N
H
N
170
N
H
N
171
N
H
N
172
N
H
N
173
N
H
N
174
N
H
N
175
N
H
N
176
N
H
N
177
N
H
N
178
N
H
N
179
N
H
N
180
N
H
N
181
N
H
N
182
N
H
N
183
N
H
N
184
N
H
N
185
N
H
N
186
N
H
N
187
N
H
N
188
N
H
N
189
N
H
N
190
N
H
N
191
N
H
N
192
N
H
N
193
N
H
N
194
N
H
N
195
N
H
N
196
N
H
N
197
N
H
N
198
N
H
N
199
N
H
N
200
N
H
N
201
N
H
N
202
N
H
N
203
N
H
N
204
N
H
N
205
N
H
N
206
N
H
N
207
N
H
N
208
N
H
N
209
N
H
N
210
N
H
N
211
N
H
N
212
N
H
N
213
N
H
N
214
N
H
N
215
N
H
N
216
N
H
N
217
N
H
N
218
N
O
N
219
N
P
N
220
N
O
N
221
N
O
N
222
N
O
N
223
N
C
N
224
R
C
N
225
N
O
N
226
S
C
N
227
N
O
N
228
R
C
N
229
N
O
N
230
R
C
N
231
N
N
N
232
N
C
N
233
N
O
N
234
N
N
N
235
N
C
N
236
N
N
N
237
N
C
N
238
N
C
N
239
N
H
N
240
N
H
N
241
N
H
N
242
N
H
N
243
N
H
N
244
N
H
N
245
N
H
N
246
N
H
N
247
N
H
N
248
N
H
N
249
N
H
N
250
N
H
N
251
N
H
N
252
N
H
N
253
N
O
N
254
N
P
N
255
N
O
N
256
N
O
N
257
N
O
N
258
N
C
N
259
R
C
N
260
N
O
N
261
S
C
N
262
N
O
N
263
R
C
N
264
N
O
N
265
R
C
Y
266
N
N
Y
267
N
C
Y
268
N
N
Y
269
N
C
N
270
N
C
N
271
N
O
N
272
N
N
N
273
N
C
N
274
N
N
N
275
N
N
Y
276
N
C
N
277
N
H
N
278
N
H
N
279
N
H
N
280
N
H
N
281
N
H
N
282
N
H
N
283
N
H
N
284
N
H
N
285
N
H
N
286
N
H
N
287
N
H
N
288
N
H
N
289
N
H
N
290
N
H
N
291
N
N
N
292
N
C
N
293
N
H
N
294
N
H
N
295
N
H
N
296
N
H
N
297
N
H
N
298
N
O
N
299
N
P
N
300
N
O
N
301
N
O
N
302
N
O
N
303
N
C
N
304
R
C
N
305
N
O
N
306
S
C
N
307
N
O
N
308
R
C
N
309
N
O
N
310
R
C
N
311
N
N
N
312
N
C
N
313
N
O
N
314
N
N
N
315
N
C
N
316
N
O
N
317
N
C
N
318
N
C
N
319
N
H
N
320
N
H
N
321
N
H
N
322
N
H
N
323
N
H
N
324
N
H
N
325
N
H
N
326
N
H
N
327
N
H
N
328
N
H
N
329
N
H
N
330
N
H
N
331
N
H
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
Y
25
N
sing
Y
26
N
sing
Y
27
N
doub
N
28
N
sing
Y
29
N
sing
Y
30
N
sing
Y
31
N
doub
N
32
N
sing
Y
33
N
doub
N
34
N
sing
N
35
N
sing
Y
36
N
sing
Y
37
N
doub
N
38
N
sing
Y
39
N
sing
N
40
N
sing
N
41
N
sing
N
42
N
doub
N
43
N
sing
N
44
N
sing
N
45
N
doub
N
46
N
sing
N
47
N
sing
N
48
N
sing
N
49
N
sing
N
50
N
doub
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
N
61
N
sing
N
62
N
sing
N
63
N
sing
N
64
N
sing
N
65
N
sing
N
66
N
sing
N
67
N
doub
N
68
N
sing
N
69
N
sing
N
70
N
sing
N
71
N
sing
N
72
N
sing
N
73
N
sing
N
74
N
sing
N
75
N
sing
N
76
N
sing
N
77
N
sing
N
78
N
sing
N
79
N
sing
N
80
N
doub
N
81
N
sing
N
82
N
sing
N
83
N
sing
N
84
N
sing
N
85
N
sing
N
86
N
doub
N
87
N
sing
N
88
N
sing
N
89
N
sing
N
90
N
sing
N
91
N
sing
N
92
N
sing
N
93
N
sing
N
94
N
sing
N
95
N
sing
N
96
N
sing
N
97
N
sing
N
98
N
sing
N
99
N
sing
N
100
N
doub
N
101
N
sing
N
102
N
sing
N
103
N
sing
N
104
N
sing
N
105
N
sing
N
106
N
sing
N
107
N
sing
N
108
N
sing
N
109
N
sing
N
110
N
sing
N
111
N
sing
N
112
N
sing
N
113
N
doub
N
114
N
sing
N
115
N
sing
N
116
N
sing
N
117
N
sing
N
118
N
doub
N
119
N
sing
N
120
N
sing
N
121
N
sing
N
122
N
sing
N
123
N
sing
N
124
N
sing
N
125
N
sing
N
126
N
sing
N
127
N
sing
N
128
N
sing
N
129
N
sing
N
130
N
sing
N
131
N
sing
N
132
N
sing
N
133
N
sing
N
134
N
sing
N
135
N
sing
N
136
N
sing
N
137
N
sing
N
138
N
sing
N
139
N
doub
N
140
N
sing
N
141
N
sing
N
142
N
sing
N
143
N
doub
N
144
N
sing
N
145
N
sing
N
146
N
sing
N
147
N
sing
N
148
N
sing
N
149
N
sing
N
150
N
sing
N
151
N
sing
N
152
N
sing
N
153
N
sing
N
154
N
sing
N
155
N
sing
N
156
N
sing
N
157
N
sing
N
158
N
sing
N
159
N
sing
N
160
N
sing
N
161
N
sing
N
162
N
doub
N
163
N
sing
N
164
N
sing
N
165
N
sing
N
166
N
sing
N
167
N
sing
N
168
N
sing
N
169
N
sing
N
170
N
sing
N
171
N
sing
N
172
N
doub
N
173
N
sing
N
174
N
sing
N
175
N
sing
N
176
N
sing
N
177
N
sing
N
178
N
sing
N
179
N
sing
N
180
N
sing
N
181
N
sing
N
182
N
sing
N
183
N
sing
N
184
N
sing
N
185
N
sing
N
186
N
sing
N
187
N
doub
N
188
N
sing
N
189
N
sing
N
190
N
sing
N
191
N
sing
N
192
N
sing
N
193
N
sing
N
194
N
sing
N
195
N
sing
N
196
N
sing
N
197
N
sing
N
198
N
sing
N
199
N
sing
N
200
N
sing
N
201
N
sing
N
202
N
sing
N
203
N
sing
N
204
N
sing
N
205
N
sing
N
206
N
sing
N
207
N
sing
N
208
N
sing
Y
209
N
sing
Y
210
N
sing
Y
211
N
doub
Y
212
N
sing
Y
213
N
doub
N
214
N
sing
Y
215
N
sing
Y
216
N
sing
Y
217
N
doub
N
218
N
sing
N
219
N
sing
Y
220
N
sing
N
221
N
sing
N
222
N
sing
N
223
N
sing
N
224
N
sing
Y
225
N
doub
N
226
N
sing
N
227
N
sing
N
228
N
sing
N
229
N
sing
N
230
N
sing
N
231
N
sing
N
232
N
doub
N
233
N
sing
N
234
N
sing
N
235
N
sing
N
236
N
sing
N
237
N
sing
N
238
N
sing
N
239
N
sing
N
240
N
sing
N
241
N
sing
N
242
N
sing
N
243
N
sing
N
244
N
sing
N
245
N
sing
N
246
N
sing
N
247
N
sing
N
248
N
sing
N
249
N
sing
N
250
N
sing
N
251
N
sing
N
252
N
sing
N
253
N
sing
N
254
N
sing
N
255
N
sing
N
256
N
doub
N
257
N
sing
N
258
N
doub
N
259
N
sing
N
260
N
sing
N
261
N
sing
N
262
N
sing
N
263
N
doub
N
264
N
sing
N
265
N
sing
N
266
N
sing
N
267
N
sing
N
268
N
doub
N
269
N
sing
N
270
N
sing
N
271
N
sing
N
272
N
sing
N
273
N
sing
N
274
N
sing
N
275
N
sing
N
276
N
sing
N
277
N
sing
N
278
N
sing
N
279
N
sing
N
280
N
sing
N
281
N
sing
N
282
N
sing
N
283
N
sing
N
284
N
sing
N
285
N
sing
N
286
N
sing
N
287
N
sing
N
288
N
sing
N
289
N
sing
Y
290
N
sing
Y
291
N
sing
Y
292
N
doub
N
293
N
sing
Y
294
N
sing
N
295
N
sing
Y
296
N
doub
N
297
N
doub
N
298
N
sing
N
299
N
sing
N
300
N
sing
N
301
N
sing
N
302
N
doub
N
303
N
sing
N
304
N
sing
N
305
N
sing
N
306
N
sing
N
307
N
sing
N
308
N
sing
N
309
N
sing
N
310
N
sing
N
311
N
sing
N
312
N
sing
N
313
N
sing
N
314
N
doub
N
315
N
sing
N
316
N
sing
N
317
N
sing
N
318
N
sing
N
319
N
sing
N
320
N
sing
N
321
N
sing
N
322
N
sing
N
323
N
sing
N
324
N
sing
N
325
N
sing
N
326
N
sing
N
327
N
sing
N
328
N
sing
N
329
N
sing
N
330
N
sing
N
331
N
sing
N
332
N
sing
N
333
N
sing
N
334
N
sing
N
335
N
sing
N
336
N
sing
N
337
N
sing
N
338
N
doub
N
339
N
sing
N
340
N
sing
N
341
N
sing
N
342
N
doub
N
343
N
sing
N
344
N
doub
N
345
N
sing
N
346
N
sing
US
Nat.Struct.Biol.
NSBIEW
2024
1072-8368
7
53
57
10.1038/71253
10625428
The structural basis for molecular recognition by the vitamin B 12 RNA aptamer.
2000
10.2210/pdb1ddy/pdb
pdb_00001ddy
6 C3' ATOMS HAVE INCORRECT CHIRALITY
1.000000
.000000
.000000
.000000
1.000000
.000000
.000000
.000000
1.000000
.00000
.00000
.00000
100
1
CCD
1998-09-20
ADSC QUANTUM 4
SINGLE WAVELENGTH
M
x-ray
1
1.6047
1.0
1.6057
1.0
1.5842
1.0
5.0.1
ALS
1.6047,1.6057,1.5842
SYNCHROTRON
ALS BEAMLINE 5.0.1
COMPLEXED WITH COBALAMIN, VITAMIN B12
11280.819
VITAMIN B12 BINDING RNA
4
syn
polymer
1330.356
COBALAMIN
4
syn
non-polymer
31.057
METHYLAMINE
4
syn
non-polymer
no
no
GGAACCGGUGCGCAUAACCACCUCAGUGCGAGCAA
GGAACCGGUGCGCAUAACCACCUCAGUGCGAGCAA
A,C,E,G
polyribonucleotide
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
1
4.13
70.25
VAPOR DIFFUSION, HANGING DROP
7.4
LICL, ISOPROPANOL, MGCL2, pH 7.4, VAPOR DIFFUSION, HANGING DROP, temperature 289K
289
LICL
1
MGCL2
1
ISOPROPANOL
1
ISOPROPANOL
2
3.876
1
19
A
7
A
22
-11.651
A_G7:C22_A
1
-14.417
0.719
0.127
-0.373
-5.324
1
19
A
8
A
21
4.765
A_G8:C21_A
2
-27.829
0.355
0.182
-0.267
-4.090
1
20
A
9
A
20
-10.246
A_U9:A20_A
3
-23.428
-0.065
-0.129
-0.354
-3.776
1
19
A
26
A
19
-1.338
A_G26:C19_A
4
-13.121
-0.180
-0.011
-0.273
-11.761
1
19
A
28
A
18
4.320
A_G28:C18_A
5
-13.535
-0.275
0.492
-0.165
-4.885
A
29
A
15
-42.473
A_C29:U15_A
6
-11.074
-0.440
-0.600
0.490
-4.005
1
19
A
30
A
11
1.224
A_G30:C11_A
7
-27.262
-0.996
0.174
-0.252
21.578
2
1
A
31
A
14
164.964
A_A31:A14_A
8
-1.582
-1.307
-0.668
-1.865
-5.799
1
19
A
32
A
13
-2.585
A_G32:C13_A
9
-14.537
-0.253
-0.056
-0.355
-1.758
1
19
A
33
A
12
2.738
A_C33:G12_A
10
-19.263
0.429
0.144
-0.358
-2.945
1
19
C
207
C
222
-3.336
C_G207:C222_C
11
-2.771
-0.108
0.435
-0.391
-19.051
1
19
C
208
C
221
8.814
C_G208:C221_C
12
-21.281
-0.033
-0.590
-0.115
-18.182
1
20
C
209
C
220
-3.883
C_U209:A220_C
13
-11.121
0.299
0.131
0.060
-15.493
1
19
C
226
C
219
0.862
C_G226:C219_C
14
-12.410
-0.123
-0.147
0.071
-25.531
1
19
C
228
C
218
-3.769
C_G228:C218_C
15
-11.604
0.361
-0.233
-0.111
2.615
C
229
C
215
-45.251
C_C229:U215_C
16
-3.268
-0.398
-0.210
0.616
3.963
1
19
C
230
C
211
-3.520
C_G230:C211_C
17
-20.996
0.389
1.042
0.025
13.248
2
1
C
231
C
214
170.214
C_A231:A214_C
18
-7.994
-1.339
-0.520
-1.860
-11.011
1
19
C
232
C
213
0.628
C_G232:C213_C
19
-12.885
-0.365
-0.082
-0.408
-4.071
1
19
C
233
C
212
3.480
C_C233:G212_C
20
-12.770
0.779
0.288
-0.373
-4.977
1
19
E
407
E
422
-0.137
E_G407:C422_E
21
-9.197
0.212
0.094
-0.421
-21.760
1
19
E
408
E
421
7.502
E_G408:C421_E
22
-27.030
0.130
-0.311
-0.050
-10.352
1
20
E
409
E
420
0.303
E_U409:A420_E
23
-15.818
0.099
0.111
0.020
-21.927
1
19
E
426
E
419
0.648
E_G426:C419_E
24
-20.938
0.298
-0.647
0.078
-23.464
1
19
E
428
E
418
7.492
E_G428:C418_E
25
-11.746
-0.705
-0.275
-0.083
5.650
E
429
E
415
-41.630
E_C429:U415_E
26
-2.970
-0.478
-0.329
0.505
5.131
1
19
E
430
E
411
-7.315
E_G430:C411_E
27
-25.296
0.437
0.881
-0.327
19.298
2
1
E
431
E
414
169.044
E_A431:A414_E
28
-4.426
-1.337
-0.657
-1.670
-5.087
1
19
E
432
E
413
0.595
E_G432:C413_E
29
-19.130
-0.952
-0.156
-0.312
0.256
1
19
E
433
E
412
-4.181
E_C433:G412_E
30
-23.240
0.311
-0.290
-0.324
-2.358
1
19
G
607
G
622
-9.764
G_G607:C622_G
31
-17.471
0.054
-0.011
-0.476
-9.651
1
19
G
608
G
621
-2.852
G_G608:C621_G
32
-29.269
0.418
0.104
-0.538
-9.646
1
20
G
609
G
620
-14.010
G_U609:A620_G
33
-21.304
-0.165
0.432
-0.084
-8.116
1
19
G
626
G
619
0.471
G_G626:C619_G
34
-9.607
-0.345
-0.281
-0.235
-17.161
1
19
G
628
G
618
0.462
G_G628:C618_G
35
-9.775
0.557
0.084
-0.172
4.328
G
629
G
615
-46.579
G_C629:U615_G
36
-5.534
-0.280
-0.205
0.640
1.614
1
19
G
630
G
611
-3.375
G_G630:C611_G
37
-19.195
0.261
0.410
-0.057
25.000
G
631
G
614
163.130
G_A631:A614_G
38
0.215
-1.677
-0.437
-0.900
-1.160
1
19
G
632
G
613
-1.615
G_G632:C613_G
39
-9.311
0.010
-0.038
-0.184
-5.970
1
19
G
633
G
612
6.364
G_C633:G612_G
40
-11.995
0.622
0.705
-0.008
2.742
34.911
A
A
7
8
20.075
A
A
22
21
3.364
11.819
0.994
-1.304
AA_G7G8:C21C22_AA
1
-0.167
0.284
32.908
-3.897
-1.682
2.651
32.180
A
A
8
9
9.445
A
A
21
20
2.985
5.212
-1.066
-1.558
AA_G8U9:A20C21_AA
2
1.469
-2.662
31.733
-3.618
2.150
3.006
48.853
A
A
9
26
10.900
A
A
20
19
3.419
8.949
-0.989
-1.295
AA_U9G26:C19A20_AA
3
6.029
-7.343
47.718
-2.243
1.652
3.559
53.549
A
A
26
28
-2.226
A
A
19
18
3.424
-2.004
-2.160
-1.151
AA_G26G28:C18C19_AA
4
-2.675
2.971
53.452
-1.143
2.218
3.443
72.496
A
A
28
29
8.750
A
A
18
15
3.721
10.320
2.786
-1.411
AA_G28C29:U15C18_AA
5
-2.247
1.905
71.827
-1.568
-2.438
-1.013
-175.344
A
A
29
30
89.147
A
A
15
11
-1.751
-174.031
3.267
-0.481
AA_C29G30:C11U15_AA
6
21.292
10.907
-9.253
-1.026
1.480
-0.620
-120.282
A
A
30
31
17.888
A
A
11
14
-2.021
-29.144
-3.023
-4.560
AA_G30A31:A14C11_AA
7
91.087
55.906
-84.291
2.463
-2.261
3.474
115.826
A
A
31
32
-0.899
A
A
14
13
3.480
-1.524
1.124
-0.927
AA_A31G32:C13A14_AA
8
-2.018
1.191
115.808
-0.530
-0.686
3.262
39.293
A
A
32
33
-2.392
A
A
13
12
3.215
-1.605
-0.116
-1.408
AA_G32C33:G12C13_AA
9
-4.281
6.380
39.036
-1.905
-0.334
2.300
40.388
C
C
207
208
32.108
C
C
222
221
3.554
20.846
1.141
-1.852
CC_G207G208:C221C222_CC
10
11.287
-17.385
32.937
-5.019
-0.387
2.968
34.876
C
C
208
209
7.871
C
C
221
220
3.058
4.683
-0.889
-1.286
CC_G208U209:A220C221_CC
11
-5.786
9.724
34.096
-2.808
0.665
3.040
43.206
C
C
209
226
3.204
C
C
220
219
3.279
2.356
-1.592
-1.718
CC_U209G226:C219A220_CC
12
3.805
-5.176
42.984
-2.556
2.523
3.602
58.012
C
C
226
228
-1.469
C
C
219
218
3.475
-1.424
-2.715
-1.022
CC_G226G228:C218C219_CC
13
-2.528
2.608
57.946
-0.972
2.655
2.723
69.732
C
C
228
229
6.507
C
C
218
215
3.090
7.422
2.799
-1.596
CC_G228C229:U215C218_CC
14
-5.612
4.919
69.186
-1.634
-2.628
-0.350
-174.318
C
C
229
230
85.262
C
C
215
211
-1.373
-168.927
3.527
1.749
CC_C229G230:C211U215_CC
15
8.248
4.163
-116.904
-1.118
1.754
-0.506
-130.374
C
C
230
231
18.381
C
C
211
214
-1.646
-31.981
-3.165
-4.246
CC_G230A231:A214C211_CC
16
93.653
53.827
-99.528
2.227
-2.073
3.588
115.517
C
C
231
232
-1.472
C
C
214
213
3.588
-2.489
1.012
-0.765
CC_A231G232:C213A214_CC
17
-1.748
1.033
115.491
-0.423
-0.619
2.988
41.582
C
C
232
233
3.130
C
C
213
212
3.071
2.217
-0.015
-1.250
CC_G232C233:G212C213_CC
18
-4.509
6.365
41.291
-1.979
-0.424
1.947
35.252
E
E
407
408
35.017
E
E
422
421
3.479
19.923
0.969
-1.897
EE_G407G408:C421C422_EE
19
5.470
-9.614
28.721
-5.858
-0.851
2.823
34.484
E
E
408
409
3.813
E
E
421
420
2.848
2.256
-0.804
-1.234
EE_G408U409:A420C421_EE
20
-3.110
5.257
34.275
-2.386
0.936
3.455
47.767
E
E
409
426
7.289
E
E
420
419
3.937
5.870
-1.948
-1.320
EE_U409G426:C419A420_EE
21
6.896
-8.561
46.951
-2.164
3.032
3.365
50.752
E
E
426
428
0.475
E
E
419
418
3.250
0.407
-2.142
-0.742
EE_G426G428:C418C419_EE
22
-3.226
3.766
50.655
-0.894
2.270
2.500
72.891
E
E
428
429
9.414
E
E
418
415
2.874
11.141
2.722
-0.970
EE_G428C429:U415C418_EE
23
-6.574
5.555
71.891
-1.117
-2.469
-0.362
-174.538
E
E
429
430
85.715
E
E
415
411
-1.505
-169.792
3.681
1.848
EE_C429G430:C411U415_EE
24
10.330
5.215
-112.910
-1.206
1.825
-0.591
-128.370
E
E
430
431
18.010
E
E
411
414
-1.738
-31.095
-3.183
-4.165
EE_G430A431:A414C411_EE
25
90.290
52.295
-99.274
2.192
-2.121
3.340
112.060
E
E
431
432
-1.854
E
E
414
413
3.333
-3.075
0.927
-0.746
EE_A431G432:C413A414_EE
26
-1.176
0.709
112.028
-0.413
-0.573
3.183
42.821
E
E
432
433
-0.717
E
E
413
412
3.168
-0.524
-0.255
-1.140
EE_G432C433:G412C413_EE
27
-0.308
0.422
42.817
-1.511
0.319
2.681
39.563
G
G
607
608
21.048
G
G
622
621
3.410
13.952
0.381
-1.445
GG_G607G608:C621C622_GG
28
-2.708
4.085
37.017
-3.715
-0.869
2.783
32.397
G
G
608
609
7.788
G
G
621
620
2.945
4.324
-0.951
-1.727
GG_G608U609:A620C621_GG
29
-3.738
6.733
31.902
-3.768
1.124
2.898
46.810
G
G
609
626
7.346
G
G
620
619
3.350
5.790
-0.929
-1.744
GG_U609G626:C619A620_GG
30
8.975
-11.386
45.643
-2.661
1.891
3.688
60.431
G
G
626
628
-1.160
G
G
619
618
3.541
-1.167
-2.385
-0.708
GG_G626G628:C618C619_GG
31
-3.967
3.944
60.303
-0.641
2.155
2.880
68.080
G
G
628
629
4.185
G
G
618
615
3.070
4.682
2.540
-1.996
GG_G628C629:U615C618_GG
32
-1.919
1.715
67.914
-1.944
-2.335
-0.700
-170.739
G
G
629
630
86.810
G
G
615
611
-2.221
-168.657
3.560
0.825
GG_C629G630:C611U615_GG
33
9.001
4.633
-66.886
-1.199
1.744
-0.742
-126.468
G
G
630
631
22.747
G
G
611
614
-1.910
-38.591
-3.326
-4.318
GG_G630A631:A614C611_GG
34
90.770
53.504
-92.606
2.230
-2.306
3.309
111.918
G
G
631
632
-0.107
G
G
614
613
3.324
-0.177
1.314
-0.809
GG_A631G632:C613A614_GG
35
-2.050
1.237
111.906
-0.486
-0.817
3.539
38.077
G
G
632
633
-5.002
G
G
613
612
3.478
-3.248
0.121
-1.569
GG_G632C633:G612C613_GG
36
-5.835
8.987
37.509
-1.959
-0.986
chem_comp_atom
chem_comp_bond
database_2
struct_site
repository
Initial release
Version format compliance
Version format compliance
Advisory
Non-polymer description
Data collection
Database references
Derived calculations
1
0
2000-01-01
1
1
2008-04-27
1
2
2011-07-13
1
3
2011-12-28
1
4
2012-10-24
1
5
2024-02-07
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
RCSB
Y
RCSB
1999-11-12
REL
REL
B12
COBALAMIN
NME
METHYLAMINE
SEQUENCE RESULTS FROM IN VITRO SELECTION EXPERIMENTS
sample
B12
101
2
B12
B12
101
A
NME
102
3
NME
NME
102
A
B12
301
2
B12
B12
301
C
NME
302
3
NME
NME
302
C
B12
501
2
B12
B12
501
E
NME
502
3
NME
NME
502
E
B12
701
2
B12
B12
701
G
NME
702
3
NME
NME
702
G
G
1
n
1
G
1
A
G
2
n
2
G
2
A
A
3
n
3
A
3
A
A
4
n
4
A
4
A
C
5
n
5
C
5
A
C
6
n
6
C
6
A
G
7
n
7
G
7
A
G
8
n
8
G
8
A
U
9
n
9
U
9
A
G
10
n
10
G
10
A
C
11
n
11
C
11
A
G
12
n
12
G
12
A
C
13
n
13
C
13
A
A
14
n
14
A
14
A
U
15
n
15
U
15
A
A
16
n
16
A
16
A
A
17
n
17
A
17
A
C
18
n
18
C
18
A
C
19
n
19
C
19
A
A
20
n
20
A
20
A
C
21
n
21
C
21
A
C
22
n
22
C
22
A
U
23
n
23
U
23
A
C
24
n
24
C
24
A
A
25
n
25
A
25
A
G
26
n
26
G
26
A
U
27
n
27
U
27
A
G
28
n
28
G
28
A
C
29
n
29
C
29
A
G
30
n
30
G
30
A
A
31
n
31
A
31
A
G
32
n
32
G
32
A
C
33
n
33
C
33
A
A
34
n
34
A
34
A
A
35
n
35
A
35
A
G
201
n
1
G
201
C
G
202
n
2
G
202
C
A
203
n
3
A
203
C
A
204
n
4
A
204
C
C
205
n
5
C
205
C
C
206
n
6
C
206
C
G
207
n
7
G
207
C
G
208
n
8
G
208
C
U
209
n
9
U
209
C
G
210
n
10
G
210
C
C
211
n
11
C
211
C
G
212
n
12
G
212
C
C
213
n
13
C
213
C
A
214
n
14
A
214
C
U
215
n
15
U
215
C
A
216
n
16
A
216
C
A
217
n
17
A
217
C
C
218
n
18
C
218
C
C
219
n
19
C
219
C
A
220
n
20
A
220
C
C
221
n
21
C
221
C
C
222
n
22
C
222
C
U
223
n
23
U
223
C
C
224
n
24
C
224
C
A
225
n
25
A
225
C
G
226
n
26
G
226
C
U
227
n
27
U
227
C
G
228
n
28
G
228
C
C
229
n
29
C
229
C
G
230
n
30
G
230
C
A
231
n
31
A
231
C
G
232
n
32
G
232
C
C
233
n
33
C
233
C
A
234
n
34
A
234
C
A
235
n
35
A
235
C
G
401
n
1
G
401
E
G
402
n
2
G
402
E
A
403
n
3
A
403
E
A
404
n
4
A
404
E
C
405
n
5
C
405
E
C
406
n
6
C
406
E
G
407
n
7
G
407
E
G
408
n
8
G
408
E
U
409
n
9
U
409
E
G
410
n
10
G
410
E
C
411
n
11
C
411
E
G
412
n
12
G
412
E
C
413
n
13
C
413
E
A
414
n
14
A
414
E
U
415
n
15
U
415
E
A
416
n
16
A
416
E
A
417
n
17
A
417
E
C
418
n
18
C
418
E
C
419
n
19
C
419
E
A
420
n
20
A
420
E
C
421
n
21
C
421
E
C
422
n
22
C
422
E
U
423
n
23
U
423
E
C
424
n
24
C
424
E
A
425
n
25
A
425
E
G
426
n
26
G
426
E
U
427
n
27
U
427
E
G
428
n
28
G
428
E
C
429
n
29
C
429
E
G
430
n
30
G
430
E
A
431
n
31
A
431
E
G
432
n
32
G
432
E
C
433
n
33
C
433
E
A
434
n
34
A
434
E
A
435
n
35
A
435
E
G
601
n
1
G
601
G
G
602
n
2
G
602
G
A
603
n
3
A
603
G
A
604
n
4
A
604
G
C
605
n
5
C
605
G
C
606
n
6
C
606
G
G
607
n
7
G
607
G
G
608
n
8
G
608
G
U
609
n
9
U
609
G
G
610
n
10
G
610
G
C
611
n
11
C
611
G
G
612
n
12
G
612
G
C
613
n
13
C
613
G
A
614
n
14
A
614
G
U
615
n
15
U
615
G
A
616
n
16
A
616
G
A
617
n
17
A
617
G
C
618
n
18
C
618
G
C
619
n
19
C
619
G
A
620
n
20
A
620
G
C
621
n
21
C
621
G
C
622
n
22
C
622
G
U
623
n
23
U
623
G
C
624
n
24
C
624
G
A
625
n
25
A
625
G
G
626
n
26
G
626
G
U
627
n
27
U
627
G
G
628
n
28
G
628
G
C
629
n
29
C
629
G
G
630
n
30
G
630
G
A
631
n
31
A
631
G
G
632
n
32
G
632
G
C
633
n
33
C
633
G
A
634
n
34
A
634
G
A
635
n
35
A
635
G
author_defined_assembly
1
monomeric
author_defined_assembly
1
monomeric
author_defined_assembly
1
monomeric
author_defined_assembly
1
monomeric
A
NME
102
F
C
NME
1_555
A
B12
101
E
CO
B12
1_555
A
B12
101
E
N21
B12
1_555
89.7
A
NME
102
F
C
NME
1_555
A
B12
101
E
CO
B12
1_555
A
B12
101
E
N22
B12
1_555
89.0
A
B12
101
E
N21
B12
1_555
A
B12
101
E
CO
B12
1_555
A
B12
101
E
N22
B12
1_555
90.6
A
NME
102
F
C
NME
1_555
A
B12
101
E
CO
B12
1_555
A
B12
101
E
N23
B12
1_555
90.5
A
B12
101
E
N21
B12
1_555
A
B12
101
E
CO
B12
1_555
A
B12
101
E
N23
B12
1_555
173.3
A
B12
101
E
N22
B12
1_555
A
B12
101
E
CO
B12
1_555
A
B12
101
E
N23
B12
1_555
96.1
A
NME
102
F
C
NME
1_555
A
B12
101
E
CO
B12
1_555
A
B12
101
E
N24
B12
1_555
88.2
A
B12
101
E
N21
B12
1_555
A
B12
101
E
CO
B12
1_555
A
B12
101
E
N24
B12
1_555
83.4
A
B12
101
E
N22
B12
1_555
A
B12
101
E
CO
B12
1_555
A
B12
101
E
N24
B12
1_555
173.4
A
B12
101
E
N23
B12
1_555
A
B12
101
E
CO
B12
1_555
A
B12
101
E
N24
B12
1_555
89.9
A
NME
102
F
C
NME
1_555
A
B12
101
E
CO
B12
1_555
A
NME
102
F
N
NME
1_555
1.0
A
B12
101
E
N21
B12
1_555
A
B12
101
E
CO
B12
1_555
A
NME
102
F
N
NME
1_555
88.8
A
B12
101
E
N22
B12
1_555
A
B12
101
E
CO
B12
1_555
A
NME
102
F
N
NME
1_555
88.5
A
B12
101
E
N23
B12
1_555
A
B12
101
E
CO
B12
1_555
A
NME
102
F
N
NME
1_555
91.4
A
B12
101
E
N24
B12
1_555
A
B12
101
E
CO
B12
1_555
A
NME
102
F
N
NME
1_555
88.5
C
NME
302
H
N
NME
1_555
C
B12
301
G
CO
B12
1_555
C
B12
301
G
N21
B12
1_555
89.2
C
NME
302
H
N
NME
1_555
C
B12
301
G
CO
B12
1_555
C
B12
301
G
N22
B12
1_555
86.1
C
B12
301
G
N21
B12
1_555
C
B12
301
G
CO
B12
1_555
C
B12
301
G
N22
B12
1_555
90.7
C
NME
302
H
N
NME
1_555
C
B12
301
G
CO
B12
1_555
C
B12
301
G
N23
B12
1_555
90.9
C
B12
301
G
N21
B12
1_555
C
B12
301
G
CO
B12
1_555
C
B12
301
G
N23
B12
1_555
173.5
C
B12
301
G
N22
B12
1_555
C
B12
301
G
CO
B12
1_555
C
B12
301
G
N23
B12
1_555
95.7
C
NME
302
H
N
NME
1_555
C
B12
301
G
CO
B12
1_555
C
B12
301
G
N24
B12
1_555
91.0
C
B12
301
G
N21
B12
1_555
C
B12
301
G
CO
B12
1_555
C
B12
301
G
N24
B12
1_555
84.2
C
B12
301
G
N22
B12
1_555
C
B12
301
G
CO
B12
1_555
C
B12
301
G
N24
B12
1_555
174.2
C
B12
301
G
N23
B12
1_555
C
B12
301
G
CO
B12
1_555
C
B12
301
G
N24
B12
1_555
89.3
C
NME
302
H
N
NME
1_555
C
B12
301
G
CO
B12
1_555
C
NME
302
H
C
NME
1_555
1.1
C
B12
301
G
N21
B12
1_555
C
B12
301
G
CO
B12
1_555
C
NME
302
H
C
NME
1_555
89.8
C
B12
301
G
N22
B12
1_555
C
B12
301
G
CO
B12
1_555
C
NME
302
H
C
NME
1_555
87.1
C
B12
301
G
N23
B12
1_555
C
B12
301
G
CO
B12
1_555
C
NME
302
H
C
NME
1_555
90.2
C
B12
301
G
N24
B12
1_555
C
B12
301
G
CO
B12
1_555
C
NME
302
H
C
NME
1_555
90.1
E
NME
502
J
C
NME
1_555
E
B12
501
I
CO
B12
1_555
E
B12
501
I
N21
B12
1_555
89.3
E
NME
502
J
C
NME
1_555
E
B12
501
I
CO
B12
1_555
E
B12
501
I
N22
B12
1_555
88.9
E
B12
501
I
N21
B12
1_555
E
B12
501
I
CO
B12
1_555
E
B12
501
I
N22
B12
1_555
90.8
E
NME
502
J
C
NME
1_555
E
B12
501
I
CO
B12
1_555
E
B12
501
I
N23
B12
1_555
90.1
E
B12
501
I
N21
B12
1_555
E
B12
501
I
CO
B12
1_555
E
B12
501
I
N23
B12
1_555
172.6
E
B12
501
I
N22
B12
1_555
E
B12
501
I
CO
B12
1_555
E
B12
501
I
N23
B12
1_555
96.5
E
NME
502
J
C
NME
1_555
E
B12
501
I
CO
B12
1_555
E
B12
501
I
N24
B12
1_555
88.4
E
B12
501
I
N21
B12
1_555
E
B12
501
I
CO
B12
1_555
E
B12
501
I
N24
B12
1_555
84.1
E
B12
501
I
N22
B12
1_555
E
B12
501
I
CO
B12
1_555
E
B12
501
I
N24
B12
1_555
174.3
E
B12
501
I
N23
B12
1_555
E
B12
501
I
CO
B12
1_555
E
B12
501
I
N24
B12
1_555
88.5
E
NME
502
J
C
NME
1_555
E
B12
501
I
CO
B12
1_555
E
NME
502
J
N
NME
1_555
1.0
E
B12
501
I
N21
B12
1_555
E
B12
501
I
CO
B12
1_555
E
NME
502
J
N
NME
1_555
88.4
E
B12
501
I
N22
B12
1_555
E
B12
501
I
CO
B12
1_555
E
NME
502
J
N
NME
1_555
88.6
E
B12
501
I
N23
B12
1_555
E
B12
501
I
CO
B12
1_555
E
NME
502
J
N
NME
1_555
91.1
E
B12
501
I
N24
B12
1_555
E
B12
501
I
CO
B12
1_555
E
NME
502
J
N
NME
1_555
88.6
G
NME
702
L
N
NME
1_555
G
B12
701
K
CO
B12
1_555
G
B12
701
K
N21
B12
1_555
90.7
G
NME
702
L
N
NME
1_555
G
B12
701
K
CO
B12
1_555
G
B12
701
K
N22
B12
1_555
87.7
G
B12
701
K
N21
B12
1_555
G
B12
701
K
CO
B12
1_555
G
B12
701
K
N22
B12
1_555
90.9
G
NME
702
L
N
NME
1_555
G
B12
701
K
CO
B12
1_555
G
B12
701
K
N23
B12
1_555
89.7
G
B12
701
K
N21
B12
1_555
G
B12
701
K
CO
B12
1_555
G
B12
701
K
N23
B12
1_555
172.9
G
B12
701
K
N22
B12
1_555
G
B12
701
K
CO
B12
1_555
G
B12
701
K
N23
B12
1_555
96.2
G
NME
702
L
N
NME
1_555
G
B12
701
K
CO
B12
1_555
G
B12
701
K
N24
B12
1_555
90.1
G
B12
701
K
N21
B12
1_555
G
B12
701
K
CO
B12
1_555
G
B12
701
K
N24
B12
1_555
84.1
G
B12
701
K
N22
B12
1_555
G
B12
701
K
CO
B12
1_555
G
B12
701
K
N24
B12
1_555
174.5
G
B12
701
K
N23
B12
1_555
G
B12
701
K
CO
B12
1_555
G
B12
701
K
N24
B12
1_555
88.9
G
NME
702
L
N
NME
1_555
G
B12
701
K
CO
B12
1_555
G
NME
702
L
C
NME
1_555
0.6
G
B12
701
K
N21
B12
1_555
G
B12
701
K
CO
B12
1_555
G
NME
702
L
C
NME
1_555
90.7
G
B12
701
K
N22
B12
1_555
G
B12
701
K
CO
B12
1_555
G
NME
702
L
C
NME
1_555
88.3
G
B12
701
K
N23
B12
1_555
G
B12
701
K
CO
B12
1_555
G
NME
702
L
C
NME
1_555
89.6
G
B12
701
K
N24
B12
1_555
G
B12
701
K
CO
B12
1_555
G
NME
702
L
C
NME
1_555
89.5
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
C3'
G
12
WRONG HAND
1
A
C3'
U
23
PLANAR
1
C
C3'
G
212
WRONG HAND
1
E
C3'
G
412
WRONG HAND
1
G
C3'
G
612
WRONG HAND
1
G
C3'
U
623
WRONG HAND
1
C
A
214
0.062
SIDE CHAIN
1
C
G
226
0.054
SIDE CHAIN
1
E
A
414
0.054
SIDE CHAIN
1
G
A
614
0.062
SIDE CHAIN
1
10.51
1.60
113.70
124.21
A
A
A
C2'
C3'
O3'
G
G
G
12
12
12
N
1
16.59
1.60
113.70
130.29
A
A
A
C2'
C3'
O3'
U
U
U
23
23
23
N
1
13.50
1.60
113.70
127.20
C
C
C
C2'
C3'
O3'
G
G
G
212
212
212
N
1
12.07
1.60
113.70
125.77
E
E
E
C2'
C3'
O3'
G
G
G
412
412
412
N
1
11.89
1.60
113.70
125.59
G
G
G
C2'
C3'
O3'
G
G
G
612
612
612
N
1
A
A
P
OP3
G
G
1
1
-0.083
0.012
1.607
1.524
N
1
C
C
P
OP3
G
G
201
201
-0.083
0.012
1.607
1.524
N
1
E
E
P
OP3
G
G
401
401
-0.084
0.012
1.607
1.523
N
1
G
G
P
OP3
G
G
601
601
-0.084
0.012
1.607
1.523
N
DNA-RNA_REP_JHC.PARAM
&_1_TOP_1
B12.PARAM
&_1_TOP_2
ION.PARAM
&_1_TOP_3
26.50
15.23000
0.00000
0.00000
-21.17000
0.00000
5.94000
FOR CONSISTENCY, SUGARS PUCKERS WERE RESTRAINED TO THE A-RNA C3'-ENDO CONFORMATION. THIS MIGHT CONTRIBUTE TO THE HIGH RMSD FROM IDEAL VALUES OF IMPROPER ANGLES
0.2460000
0.010
0.2040000
0.2040000
3.0
12.0
663
16492
13252
5
87.9
RANDOM
3943390.88
1
THROUGHOUT
0.0
0.0
MAD PHASING
0.46
0.37
5.0
0.54
0.30
3.0
12.0
0
3376
372
3004
0
0.008
1.3
14.3
3.06
0.3220000
0.03
0.2830000
3.18
119
1886
6
5.9
81.00
3.000
20.0
1DDY
40156
40156
0.0610000
1
13.7
3.85
92.0
3.00
3.05
4.469
0.1950000
1
2.0
80.0
phasing
SOLVE
refinement
CNS
data reduction
DENZO
data scaling
SCALEPACK
MOLECULAR RECOGNITION BY THE VITAMIN B12 RNA APTAMER
1
N
N
1
N
N
1
N
N
1
N
N
2
N
N
3
N
N
2
N
N
3
N
N
2
N
N
3
N
N
2
N
N
3
N
N
metalc
1.849
A
B12
101
E
CO
B12
1_555
A
NME
102
F
C
NME
1_555
metalc
2.994
A
B12
101
E
CO
B12
1_555
A
NME
102
F
N
NME
1_555
metalc
2.992
C
B12
301
G
CO
B12
1_555
C
NME
302
H
N
NME
1_555
metalc
1.848
C
B12
301
G
CO
B12
1_555
C
NME
302
H
C
NME
1_555
metalc
1.854
E
B12
501
I
CO
B12
1_555
E
NME
502
J
C
NME
1_555
metalc
3.002
E
B12
501
I
CO
B12
1_555
E
NME
502
J
N
NME
1_555
metalc
3.001
G
B12
701
K
CO
B12
1_555
G
NME
702
L
N
NME
1_555
metalc
1.850
G
B12
701
K
CO
B12
1_555
G
NME
702
L
C
NME
1_555
hydrog
WATSON-CRICK
A
G
7
A
N1
G
7
1_555
A
C
22
A
N3
C
22
1_555
hydrog
WATSON-CRICK
A
G
7
A
N2
G
7
1_555
A
C
22
A
O2
C
22
1_555
hydrog
WATSON-CRICK
A
G
7
A
O6
G
7
1_555
A
C
22
A
N4
C
22
1_555
hydrog
WATSON-CRICK
A
G
8
A
N1
G
8
1_555
A
C
21
A
N3
C
21
1_555
hydrog
WATSON-CRICK
A
G
8
A
N2
G
8
1_555
A
C
21
A
O2
C
21
1_555
hydrog
WATSON-CRICK
A
G
8
A
O6
G
8
1_555
A
C
21
A
N4
C
21
1_555
hydrog
WATSON-CRICK
A
U
9
A
N3
U
9
1_555
A
A
20
A
N1
A
20
1_555
hydrog
WATSON-CRICK
A
U
9
A
O4
U
9
1_555
A
A
20
A
N6
A
20
1_555
hydrog
G-C PAIR
A
G
10
A
O6
G
10
1_555
A
C
18
A
N4
C
18
1_555
hydrog
TYPE_6_PAIR
A
G
10
A
N1
G
10
1_555
A
G
28
A
O6
G
28
1_555
hydrog
TYPE_6_PAIR
A
G
10
A
N2
G
10
1_555
A
G
28
A
N7
G
28
1_555
hydrog
C-U MISPAIR
A
C
11
A
O2
C
11
1_555
A
U
27
A
N3
U
27
1_555
hydrog
WATSON-CRICK
A
C
11
A
N3
C
11
1_555
A
G
30
A
N1
G
30
1_555
hydrog
WATSON-CRICK
A
C
11
A
N4
C
11
1_555
A
G
30
A
O6
G
30
1_555
hydrog
WATSON-CRICK
A
C
11
A
O2
C
11
1_555
A
G
30
A
N2
G
30
1_555
hydrog
WATSON-CRICK
A
G
12
A
N1
G
12
1_555
A
C
33
A
N3
C
33
1_555
hydrog
WATSON-CRICK
A
G
12
A
N2
G
12
1_555
A
C
33
A
O2
C
33
1_555
hydrog
WATSON-CRICK
A
G
12
A
O6
G
12
1_555
A
C
33
A
N4
C
33
1_555
hydrog
WATSON-CRICK
A
C
13
A
N3
C
13
1_555
A
G
32
A
N1
G
32
1_555
hydrog
WATSON-CRICK
A
C
13
A
N4
C
13
1_555
A
G
32
A
O6
G
32
1_555
hydrog
WATSON-CRICK
A
C
13
A
O2
C
13
1_555
A
G
32
A
N2
G
32
1_555
hydrog
TYPE_1_PAIR
A
A
14
A
N1
A
14
1_555
A
A
31
A
N6
A
31
1_555
hydrog
TYPE_1_PAIR
A
A
14
A
N6
A
14
1_555
A
A
31
A
N1
A
31
1_555
hydrog
U-C MISPAIR
A
U
15
A
O4
U
15
1_555
A
C
29
A
N4
C
29
1_555
hydrog
A-C MISPAIR
A
A
17
A
N6
A
17
1_555
A
C
29
A
O2
C
29
1_555
hydrog
WATSON-CRICK
A
C
18
A
N3
C
18
1_555
A
G
28
A
N1
G
28
1_555
hydrog
WATSON-CRICK
A
C
18
A
N4
C
18
1_555
A
G
28
A
O6
G
28
1_555
hydrog
WATSON-CRICK
A
C
18
A
O2
C
18
1_555
A
G
28
A
N2
G
28
1_555
hydrog
WATSON-CRICK
A
C
19
A
N3
C
19
1_555
A
G
26
A
N1
G
26
1_555
hydrog
WATSON-CRICK
A
C
19
A
N4
C
19
1_555
A
G
26
A
O6
G
26
1_555
hydrog
WATSON-CRICK
A
C
19
A
O2
C
19
1_555
A
G
26
A
N2
G
26
1_555
hydrog
U-G MISPAIR
A
U
27
A
O2
U
27
1_555
A
G
30
A
N2
G
30
1_555
hydrog
WATSON-CRICK
C
G
207
B
N1
G
7
1_555
C
C
222
B
N3
C
22
1_555
hydrog
WATSON-CRICK
C
G
207
B
N2
G
7
1_555
C
C
222
B
O2
C
22
1_555
hydrog
WATSON-CRICK
C
G
207
B
O6
G
7
1_555
C
C
222
B
N4
C
22
1_555
hydrog
G-U MISPAIR
C
G
207
B
N2
G
7
1_555
C
U
223
B
O4
U
23
1_555
hydrog
WATSON-CRICK
C
G
208
B
N1
G
8
1_555
C
C
221
B
N3
C
21
1_555
hydrog
WATSON-CRICK
C
G
208
B
N2
G
8
1_555
C
C
221
B
O2
C
21
1_555
hydrog
WATSON-CRICK
C
G
208
B
O6
G
8
1_555
C
C
221
B
N4
C
21
1_555
hydrog
WATSON-CRICK
C
U
209
B
N3
U
9
1_555
C
A
220
B
N1
A
20
1_555
hydrog
WATSON-CRICK
C
U
209
B
O4
U
9
1_555
C
A
220
B
N6
A
20
1_555
hydrog
G-C PAIR
C
G
210
B
O6
G
10
1_555
C
C
218
B
N4
C
18
1_555
hydrog
TYPE_6_PAIR
C
G
210
B
N1
G
10
1_555
C
G
228
B
O6
G
28
1_555
hydrog
TYPE_6_PAIR
C
G
210
B
N2
G
10
1_555
C
G
228
B
N7
G
28
1_555
hydrog
C-U MISPAIR
C
C
211
B
O2
C
11
1_555
C
U
227
B
N3
U
27
1_555
hydrog
WATSON-CRICK
C
C
211
B
N3
C
11
1_555
C
G
230
B
N1
G
30
1_555
hydrog
WATSON-CRICK
C
C
211
B
N4
C
11
1_555
C
G
230
B
O6
G
30
1_555
hydrog
WATSON-CRICK
C
C
211
B
O2
C
11
1_555
C
G
230
B
N2
G
30
1_555
hydrog
WATSON-CRICK
C
G
212
B
N1
G
12
1_555
C
C
233
B
N3
C
33
1_555
hydrog
WATSON-CRICK
C
G
212
B
N2
G
12
1_555
C
C
233
B
O2
C
33
1_555
hydrog
WATSON-CRICK
C
G
212
B
O6
G
12
1_555
C
C
233
B
N4
C
33
1_555
hydrog
WATSON-CRICK
C
C
213
B
N3
C
13
1_555
C
G
232
B
N1
G
32
1_555
hydrog
WATSON-CRICK
C
C
213
B
N4
C
13
1_555
C
G
232
B
O6
G
32
1_555
hydrog
WATSON-CRICK
C
C
213
B
O2
C
13
1_555
C
G
232
B
N2
G
32
1_555
hydrog
TYPE_1_PAIR
C
A
214
B
N1
A
14
1_555
C
A
231
B
N6
A
31
1_555
hydrog
TYPE_1_PAIR
C
A
214
B
N6
A
14
1_555
C
A
231
B
N1
A
31
1_555
hydrog
U-C MISPAIR
C
U
215
B
O4
U
15
1_555
C
C
229
B
N4
C
29
1_555
hydrog
A-C MISPAIR
C
A
217
B
N6
A
17
1_555
C
C
229
B
O2
C
29
1_555
hydrog
WATSON-CRICK
C
C
218
B
N3
C
18
1_555
C
G
228
B
N1
G
28
1_555
hydrog
WATSON-CRICK
C
C
218
B
N4
C
18
1_555
C
G
228
B
O6
G
28
1_555
hydrog
WATSON-CRICK
C
C
218
B
O2
C
18
1_555
C
G
228
B
N2
G
28
1_555
hydrog
WATSON-CRICK
C
C
219
B
N3
C
19
1_555
C
G
226
B
N1
G
26
1_555
hydrog
WATSON-CRICK
C
C
219
B
N4
C
19
1_555
C
G
226
B
O6
G
26
1_555
hydrog
WATSON-CRICK
C
C
219
B
O2
C
19
1_555
C
G
226
B
N2
G
26
1_555
hydrog
U-G MISPAIR
C
U
227
B
O2
U
27
1_555
C
G
230
B
N2
G
30
1_555
hydrog
WATSON-CRICK
E
G
407
C
N1
G
7
1_555
E
C
422
C
N3
C
22
1_555
hydrog
WATSON-CRICK
E
G
407
C
N2
G
7
1_555
E
C
422
C
O2
C
22
1_555
hydrog
WATSON-CRICK
E
G
407
C
O6
G
7
1_555
E
C
422
C
N4
C
22
1_555
hydrog
G-U MISPAIR
E
G
407
C
N2
G
7
1_555
E
U
423
C
O4
U
23
1_555
hydrog
WATSON-CRICK
E
G
408
C
N1
G
8
1_555
E
C
421
C
N3
C
21
1_555
hydrog
WATSON-CRICK
E
G
408
C
N2
G
8
1_555
E
C
421
C
O2
C
21
1_555
hydrog
WATSON-CRICK
E
G
408
C
O6
G
8
1_555
E
C
421
C
N4
C
21
1_555
hydrog
G-A MISPAIR
E
G
408
C
N2
G
8
1_555
E
A
425
C
N3
A
25
1_555
hydrog
WATSON-CRICK
E
U
409
C
N3
U
9
1_555
E
A
420
C
N1
A
20
1_555
hydrog
WATSON-CRICK
E
U
409
C
O4
U
9
1_555
E
A
420
C
N6
A
20
1_555
hydrog
G-C PAIR
E
G
410
C
O6
G
10
1_555
E
C
418
C
N4
C
18
1_555
hydrog
TYPE_6_PAIR
E
G
410
C
N1
G
10
1_555
E
G
428
C
O6
G
28
1_555
hydrog
TYPE_6_PAIR
E
G
410
C
N2
G
10
1_555
E
G
428
C
N7
G
28
1_555
hydrog
C-U MISPAIR
E
C
411
C
O2
C
11
1_555
E
U
427
C
N3
U
27
1_555
hydrog
WATSON-CRICK
E
C
411
C
N3
C
11
1_555
E
G
430
C
N1
G
30
1_555
hydrog
WATSON-CRICK
E
C
411
C
N4
C
11
1_555
E
G
430
C
O6
G
30
1_555
hydrog
WATSON-CRICK
E
C
411
C
O2
C
11
1_555
E
G
430
C
N2
G
30
1_555
hydrog
WATSON-CRICK
E
G
412
C
N1
G
12
1_555
E
C
433
C
N3
C
33
1_555
hydrog
WATSON-CRICK
E
G
412
C
N2
G
12
1_555
E
C
433
C
O2
C
33
1_555
hydrog
WATSON-CRICK
E
G
412
C
O6
G
12
1_555
E
C
433
C
N4
C
33
1_555
hydrog
WATSON-CRICK
E
C
413
C
N3
C
13
1_555
E
G
432
C
N1
G
32
1_555
hydrog
WATSON-CRICK
E
C
413
C
N4
C
13
1_555
E
G
432
C
O6
G
32
1_555
hydrog
WATSON-CRICK
E
C
413
C
O2
C
13
1_555
E
G
432
C
N2
G
32
1_555
hydrog
TYPE_1_PAIR
E
A
414
C
N1
A
14
1_555
E
A
431
C
N6
A
31
1_555
hydrog
TYPE_1_PAIR
E
A
414
C
N6
A
14
1_555
E
A
431
C
N1
A
31
1_555
hydrog
U-C MISPAIR
E
U
415
C
O4
U
15
1_555
E
C
429
C
N4
C
29
1_555
hydrog
A-C MISPAIR
E
A
417
C
N6
A
17
1_555
E
C
429
C
O2
C
29
1_555
hydrog
WATSON-CRICK
E
C
418
C
N3
C
18
1_555
E
G
428
C
N1
G
28
1_555
hydrog
WATSON-CRICK
E
C
418
C
N4
C
18
1_555
E
G
428
C
O6
G
28
1_555
hydrog
WATSON-CRICK
E
C
418
C
O2
C
18
1_555
E
G
428
C
N2
G
28
1_555
hydrog
WATSON-CRICK
E
C
419
C
N3
C
19
1_555
E
G
426
C
N1
G
26
1_555
hydrog
WATSON-CRICK
E
C
419
C
N4
C
19
1_555
E
G
426
C
O6
G
26
1_555
hydrog
WATSON-CRICK
E
C
419
C
O2
C
19
1_555
E
G
426
C
N2
G
26
1_555
hydrog
U-G MISPAIR
E
U
427
C
O2
U
27
1_555
E
G
430
C
N2
G
30
1_555
hydrog
WATSON-CRICK
G
G
607
D
N1
G
7
1_555
G
C
622
D
N3
C
22
1_555
hydrog
WATSON-CRICK
G
G
607
D
N2
G
7
1_555
G
C
622
D
O2
C
22
1_555
hydrog
WATSON-CRICK
G
G
607
D
O6
G
7
1_555
G
C
622
D
N4
C
22
1_555
hydrog
WATSON-CRICK
G
G
608
D
N1
G
8
1_555
G
C
621
D
N3
C
21
1_555
hydrog
WATSON-CRICK
G
G
608
D
N2
G
8
1_555
G
C
621
D
O2
C
21
1_555
hydrog
WATSON-CRICK
G
G
608
D
O6
G
8
1_555
G
C
621
D
N4
C
21
1_555
hydrog
G-A MISPAIR
G
G
608
D
N2
G
8
1_555
G
A
625
D
N3
A
25
1_555
hydrog
WATSON-CRICK
G
U
609
D
N3
U
9
1_555
G
A
620
D
N1
A
20
1_555
hydrog
WATSON-CRICK
G
U
609
D
O4
U
9
1_555
G
A
620
D
N6
A
20
1_555
hydrog
G-C PAIR
G
G
610
D
O6
G
10
1_555
G
C
618
D
N4
C
18
1_555
hydrog
TYPE_6_PAIR
G
G
610
D
N1
G
10
1_555
G
G
628
D
O6
G
28
1_555
hydrog
TYPE_6_PAIR
G
G
610
D
N2
G
10
1_555
G
G
628
D
N7
G
28
1_555
hydrog
C-U MISPAIR
G
C
611
D
O2
C
11
1_555
G
U
627
D
N3
U
27
1_555
hydrog
WATSON-CRICK
G
C
611
D
N3
C
11
1_555
G
G
630
D
N1
G
30
1_555
hydrog
WATSON-CRICK
G
C
611
D
N4
C
11
1_555
G
G
630
D
O6
G
30
1_555
hydrog
WATSON-CRICK
G
C
611
D
O2
C
11
1_555
G
G
630
D
N2
G
30
1_555
hydrog
WATSON-CRICK
G
G
612
D
N1
G
12
1_555
G
C
633
D
N3
C
33
1_555
hydrog
WATSON-CRICK
G
G
612
D
N2
G
12
1_555
G
C
633
D
O2
C
33
1_555
hydrog
WATSON-CRICK
G
G
612
D
O6
G
12
1_555
G
C
633
D
N4
C
33
1_555
hydrog
WATSON-CRICK
G
C
613
D
N3
C
13
1_555
G
G
632
D
N1
G
32
1_555
hydrog
WATSON-CRICK
G
C
613
D
N4
C
13
1_555
G
G
632
D
O6
G
32
1_555
hydrog
WATSON-CRICK
G
C
613
D
O2
C
13
1_555
G
G
632
D
N2
G
32
1_555
hydrog
A-A MISPAIR
G
A
614
D
N1
A
14
1_555
G
A
631
D
N6
A
31
1_555
hydrog
U-U MISPAIR
G
U
615
D
O4
U
15
1_555
G
U
627
D
N3
U
27
1_555
hydrog
U-C MISPAIR
G
U
615
D
O4
U
15
1_555
G
C
629
D
N4
C
29
1_555
hydrog
A-C MISPAIR
G
A
617
D
N6
A
17
1_555
G
C
629
D
O2
C
29
1_555
hydrog
WATSON-CRICK
G
C
618
D
N3
C
18
1_555
G
G
628
D
N1
G
28
1_555
hydrog
WATSON-CRICK
G
C
618
D
N4
C
18
1_555
G
G
628
D
O6
G
28
1_555
hydrog
WATSON-CRICK
G
C
618
D
O2
C
18
1_555
G
G
628
D
N2
G
28
1_555
hydrog
WATSON-CRICK
G
C
619
D
N3
C
19
1_555
G
G
626
D
N1
G
26
1_555
hydrog
WATSON-CRICK
G
C
619
D
N4
C
19
1_555
G
G
626
D
O6
G
26
1_555
hydrog
WATSON-CRICK
G
C
619
D
O2
C
19
1_555
G
G
626
D
N2
G
26
1_555
hydrog
U-C MISPAIR
G
U
627
D
O2
U
27
1_555
G
C
629
D
N4
C
29
1_555
RNA
RNA, TRIPLEX, VITAMIN B12, APTAMER
1DDY
PDB
1
1DDY
1
35
1DDY
1
35
1DDY
A
1
1
35
201
235
1DDY
201
235
1DDY
C
1
1
35
401
435
1DDY
401
435
1DDY
E
1
1
35
601
635
1DDY
601
635
1DDY
G
1
1
35
BINDING SITE FOR RESIDUE B12 A 101
A
B12
101
Software
6
BINDING SITE FOR RESIDUE B12 C 301
C
B12
301
Software
7
BINDING SITE FOR RESIDUE B12 E 501
E
B12
501
Software
8
BINDING SITE FOR RESIDUE B12 G 701
G
B12
701
Software
8
BINDING SITE FOR RESIDUE NME A 102
A
NME
102
Software
3
BINDING SITE FOR RESIDUE NME C 302
C
NME
302
Software
3
BINDING SITE FOR RESIDUE NME E 502
E
NME
502
Software
4
BINDING SITE FOR RESIDUE NME G 702
G
NME
702
Software
3
A
A
14
A
A
14
6
1_555
A
A
16
A
A
16
6
1_555
A
C
29
A
C
29
6
1_555
A
G
30
A
G
30
6
1_555
A
A
31
A
A
31
6
1_555
A
NME
102
F
NME
6
1_555
C
A
214
B
A
14
7
1_555
C
A
216
B
A
16
7
1_555
C
C
229
B
C
29
7
1_555
C
G
230
B
G
30
7
1_555
C
A
231
B
A
31
7
1_555
C
NME
302
H
NME
7
1_555
E
A
416
C
A
16
7
1_555
C
A
217
B
A
17
8
1_555
E
A
414
C
A
14
8
1_555
E
A
416
C
A
16
8
1_555
E
C
429
C
C
29
8
1_555
E
G
430
C
G
30
8
1_555
E
A
431
C
A
31
8
1_555
E
NME
502
J
NME
8
1_555
G
B12
701
K
B12
8
1_555
E
B12
501
I
B12
8
1_555
G
A
614
D
A
14
8
1_555
G
A
616
D
A
16
8
1_555
G
A
617
D
A
17
8
1_555
G
C
629
D
C
29
8
1_555
G
G
630
D
G
30
8
1_555
G
A
631
D
A
31
8
1_555
G
NME
702
L
NME
8
1_555
A
C
11
A
C
11
3
1_555
A
A
16
A
A
16
3
1_555
A
B12
101
E
B12
3
1_555
C
C
211
B
C
11
3
1_555
C
A
216
B
A
16
3
1_555
C
B12
301
G
B12
3
1_555
E
C
411
C
C
11
4
1_555
E
A
416
C
A
16
4
1_555
E
G
430
C
G
30
4
1_555
E
B12
501
I
B12
4
1_555
G
C
611
D
C
11
3
1_555
G
A
616
D
A
16
3
1_555
G
B12
701
K
B12
3
1_555
20
orthorhombic
C 2 2 21