0.010959
0.006327
0.000000
0.000000
0.012654
0.000000
0.000000
0.000000
0.006728
0.00000
0.00000
0.00000
Ye, K.
Malinina, L.
Patel, D.J.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
18
90.00
90.00
120.00
91.249
91.249
148.630
C10 H14 N5 O7 P
347.221
y
ADENOSINE-5'-MONOPHOSPHATE
RNA linking
C3 H7 N O2
89.093
y
ALANINE
L-peptide linking
C6 H15 N4 O2 1
175.209
y
ARGININE
L-peptide linking
C4 H8 N2 O3
132.118
y
ASPARAGINE
L-peptide linking
C4 H7 N O4
133.103
y
ASPARTIC ACID
L-peptide linking
C9 H14 N3 O8 P
323.197
y
CYTIDINE-5'-MONOPHOSPHATE
RNA linking
C3 H7 N O2 S
121.158
y
CYSTEINE
L-peptide linking
C10 H14 N5 O8 P
363.221
y
GUANOSINE-5'-MONOPHOSPHATE
RNA linking
C5 H10 N2 O3
146.144
y
GLUTAMINE
L-peptide linking
C5 H9 N O4
147.129
y
GLUTAMIC ACID
L-peptide linking
C2 H5 N O2
75.067
y
GLYCINE
peptide linking
C6 H10 N3 O2 1
156.162
y
HISTIDINE
L-peptide linking
H2 O
18.015
WATER
non-polymer
C6 H13 N O2
131.173
y
ISOLEUCINE
L-peptide linking
C6 H13 N O2
131.173
y
LEUCINE
L-peptide linking
C6 H15 N2 O2 1
147.195
y
LYSINE
L-peptide linking
C5 H11 N O2 S
149.211
y
METHIONINE
L-peptide linking
C5 H11 N O2 Se
196.106
n
SELENOMETHIONINE
L-peptide linking
C9 H11 N O2
165.189
y
PHENYLALANINE
L-peptide linking
C5 H9 N O2
115.130
y
PROLINE
L-peptide linking
C3 H7 N O3
105.093
y
SERINE
L-peptide linking
O4 S -2
96.063
SULFATE ION
non-polymer
C4 H9 N O3
119.119
y
THREONINE
L-peptide linking
C11 H12 N2 O2
204.225
y
TRYPTOPHAN
L-peptide linking
C9 H11 N O3
181.189
y
TYROSINE
L-peptide linking
C9 H13 N2 O9 P
324.181
y
URIDINE-5'-MONOPHOSPHATE
RNA linking
C5 H11 N O2
117.146
y
VALINE
L-peptide linking
UK
Nature
NATUAS
0006
0028-0836
426
874
878
10.1038/nature02213
14661029
Recognition of small interfering RNA by a viral suppressor of RNA
2003
10.2210/pdb1r9f/pdb
pdb_00001r9f
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
100.0
1
CCD
2003-07-18
MARRESEARCH
DIAMOND (111) DOUBLE-CRYSTAL MONOCHROMATOR
MAD
M
x-ray
1
0.9791
1.0
0.9789
1.0
0.9562
1.0
14-ID-B
APS
0.9791,0.9789,0.9562
SYNCHROTRON
APS BEAMLINE 14-ID-B
6690.004
5'-R(*CP*GP*UP*AP*CP*GP*CP*GP*GP*AP*AP*UP*AP*CP*UP*UP*CP*GP*AP*UP*U)-3'
1
syn
polymer
6666.964
5'-R(*UP*CP*GP*AP*AP*GP*UP*AP*UP*UP*CP*CP*GP*CP*GP*UP*AP*CP*GP*UP*U)-3'
1
syn
polymer
15751.966
Core protein P19
Residues 27-158
L144M, L147M
1
man
polymer
96.063
SULFATE ION
2
syn
non-polymer
18.015
water
70
nat
water
no
no
CGUACGCGGAAUACUUCGAUU
CGUACGCGGAAUACUUCGAUU
B
polyribonucleotide
no
no
UCGAAGUAUUCCGCGUACGUU
UCGAAGUAUUCCGCGUACGUU
C
polyribonucleotide
no
yes
GSH(MSE)TSPFKLPDESPSWTEWRLHNDETNSNQDNPLGFKESWGFGKVVFKRYLRYDRTEASLHRVLGSWTGDSVNYA
ASRFFGFDQIGCTYSIRFRGVSITVSGGSRTLQHLCE(MSE)AIRSKQE(MSE)LQ(MSE)APIEVESNVSR
GSHMTSPFKLPDESPSWTEWRLHNDETNSNQDNPLGFKESWGFGKVVFKRYLRYDRTEASLHRVLGSWTGDSVNYAASRF
FGFDQIGCTYSIRFRGVSITVSGGSRTLQHLCEMAIRSKQEMLQMAPIEVESNVSR
A
polypeptide(L)
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
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
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
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
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
n
n
n
Tombusvirus
Escherichia
Escherichia coli
sample
p19
12145
Tomato bushy stunt virus
469008
Escherichia coli BL21(DE3)
BL21(DE3)
Plasmid
pET28a
1
2.05
39.86
7.50
ammonium sulfate, potassium chloride, HEPES-NaOH, dithiothreitol, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K, pH 7.50
293
ammonium sulfate
1
potassium chloride
1
HEPES-NaOH
1
dithiothreitol
1
H2O
1
ammonium sulfate
2
potassium chloride
2
H2O
2
5.457
1
19
B
1
C
19
-2.394
B_C1:G19_C
1
-6.116
0.066
0.082
-0.086
-5.597
1
19
B
2
C
18
2.281
B_G2:C18_C
2
-8.483
-0.239
-0.100
-0.084
-6.762
1
20
B
3
C
17
7.195
B_U3:A17_C
3
1.225
-0.030
0.281
-0.105
5.047
1
20
B
4
C
16
3.058
B_A4:U16_C
4
-7.830
0.033
-0.274
-0.092
10.192
1
19
B
5
C
15
3.855
B_C5:G15_C
5
-12.108
0.170
-0.610
-0.026
-6.134
1
19
B
6
C
14
1.722
B_G6:C14_C
6
-13.726
-0.199
-0.200
-0.049
6.740
1
19
B
7
C
13
1.097
B_C7:G13_C
7
-10.400
0.174
-0.016
-0.070
1.369
1
19
B
8
C
12
-0.094
B_G8:C12_C
8
-7.596
-0.081
-0.488
-0.094
-0.223
1
19
B
9
C
11
2.986
B_G9:C11_C
9
-10.230
-0.232
-0.233
-0.041
1.069
1
20
B
10
C
10
3.045
B_A10:U10_C
10
-13.918
0.024
0.300
-0.140
5.075
1
20
B
11
C
9
5.863
B_A11:U9_C
11
-11.956
-0.056
-0.015
-0.184
5.054
1
20
B
12
C
8
0.937
B_U12:A8_C
12
-8.394
-0.066
0.509
-0.146
3.034
1
20
B
13
C
7
3.590
B_A13:U7_C
13
-13.191
0.009
0.080
-0.097
3.689
1
19
B
14
C
6
1.096
B_C14:G6_C
14
-9.158
0.194
0.144
-0.033
6.312
1
20
B
15
C
5
4.821
B_U15:A5_C
15
-11.918
-0.019
-0.013
-0.050
4.769
1
20
B
16
C
4
4.348
B_U16:A4_C
16
-8.047
-0.016
-0.102
-0.081
3.867
1
19
B
17
C
3
1.989
B_C17:G3_C
17
-8.897
0.181
-0.339
-0.049
-8.086
1
19
B
18
C
2
0.574
B_G18:C2_C
18
-5.846
-0.055
0.250
-0.067
1.150
1
20
B
19
C
1
-1.833
B_A19:U1_C
19
2.002
0.079
-0.365
-0.081
3.153
31.064
B
B
1
2
8.757
C
C
19
18
3.462
4.669
0.752
-2.141
BB_C1G2:C18G19_CC
1
2.182
-4.092
30.644
-4.910
-0.978
3.531
29.436
B
B
2
3
-0.230
C
C
18
17
3.507
-0.117
-0.361
-1.789
BB_G2U3:A17C18_CC
2
-3.887
7.671
29.183
-3.493
-0.187
1.840
32.306
B
B
3
4
28.528
C
C
17
16
2.856
15.234
-0.588
-1.310
BB_U3A4:U16A17_CC
3
3.771
-7.061
28.327
-4.428
1.570
2.519
28.000
B
B
4
5
19.445
C
C
16
15
3.304
9.235
0.257
-1.900
BB_A4C5:G15U16_CC
4
1.472
-3.099
26.422
-5.932
-0.211
3.019
31.704
B
B
5
6
23.602
C
C
15
14
3.866
12.540
-0.464
-1.472
BB_C5G6:C14G15_CC
5
-2.874
5.410
29.038
-5.238
0.266
2.911
33.621
B
B
6
7
5.583
C
C
14
13
3.030
3.224
-0.027
-1.126
BB_G6C7:G13C14_CC
6
-1.173
2.032
33.450
-2.427
-0.127
2.320
33.793
B
B
7
8
27.633
C
C
13
12
3.270
15.464
0.129
-1.339
BB_C7G8:C12G13_CC
7
3.581
-6.400
29.929
-4.581
0.305
2.146
32.601
B
B
8
9
24.224
C
C
12
11
3.000
13.220
0.540
-1.456
BB_G8G9:C11C12_CC
8
-1.671
3.061
29.821
-4.490
-1.202
2.613
30.560
B
B
9
10
11.060
C
C
11
10
3.028
5.768
0.079
-1.665
BB_G9A10:U10C11_CC
9
-5.190
9.950
29.581
-4.162
-1.053
3.653
33.762
B
B
10
11
-6.913
C
C
10
9
3.521
-4.006
-0.090
-1.344
BB_A10A11:U9U10_CC
10
-0.495
0.854
33.526
-1.600
0.067
3.180
30.164
B
B
11
12
11.206
C
C
9
8
3.494
5.782
-0.228
-1.351
BB_A11U12:A8U9_CC
11
-3.782
7.330
29.380
-3.813
-0.358
2.282
34.398
B
B
12
13
23.047
C
C
8
7
3.104
13.284
-0.198
-1.521
BB_U12A13:U7A8_CC
12
2.382
-4.133
31.713
-4.352
0.655
2.737
32.629
B
B
13
14
15.454
C
C
7
6
3.230
8.580
-0.248
-1.538
BB_A13C14:G6U7_CC
13
-2.083
3.752
31.443
-4.123
0.105
2.441
30.238
B
B
14
15
16.672
C
C
6
5
3.047
8.566
0.627
-1.926
BB_C14U15:A5G6_CC
14
3.247
-6.319
28.847
-5.185
-0.637
2.859
30.368
B
B
15
16
12.747
C
C
5
4
3.252
6.623
0.328
-1.550
BB_U15U16:A4A5_CC
15
1.618
-3.113
29.611
-4.217
-0.318
2.932
30.996
B
B
16
17
9.131
C
C
4
3
3.233
4.861
-0.372
-1.725
BB_U16C17:G3A4_CC
16
-0.131
0.246
30.621
-4.116
0.672
2.223
31.989
B
B
17
18
24.510
C
C
3
2
3.401
13.089
0.028
-2.145
BB_C17G18:C2G3_CC
17
-4.202
7.868
28.955
-6.034
-0.738
2.408
33.410
B
B
18
19
14.821
C
C
2
1
3.132
8.357
-0.070
-2.164
BB_G18A19:U1C2_CC
18
7.831
-13.888
31.439
-4.974
1.255
database_2
pdbx_struct_special_symmetry
struct_conn
struct_ref_seq_dif
struct_site
repository
Initial release
Version format compliance
Version format compliance
Database references
Derived calculations
1
0
2004-01-27
1
1
2008-04-29
1
2
2011-07-13
1
3
2021-10-27
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_struct_conn.pdbx_leaving_atom_flag
_struct_ref_seq_dif.details
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
RCSB
Y
RCSB
2003-10-28
REL
REL
SO4
SULFATE ION
HOH
water
5'-OH and 3'-OH
sample
5'-OH and 3'-OH
sample
SO4
101
4
SO4
SO4
159
A
SO4
102
4
SO4
SO4
160
A
HOH
31
5
HOH
HOH
31
B
HOH
39
5
HOH
HOH
39
B
HOH
43
5
HOH
HOH
43
B
HOH
62
5
HOH
HOH
62
B
HOH
17
5
HOH
HOH
22
C
HOH
27
5
HOH
HOH
23
C
HOH
40
5
HOH
HOH
24
C
HOH
46
5
HOH
HOH
25
C
HOH
1
5
HOH
HOH
161
A
HOH
2
5
HOH
HOH
162
A
HOH
3
5
HOH
HOH
163
A
HOH
4
5
HOH
HOH
164
A
HOH
5
5
HOH
HOH
165
A
HOH
6
5
HOH
HOH
166
A
HOH
7
5
HOH
HOH
167
A
HOH
8
5
HOH
HOH
168
A
HOH
9
5
HOH
HOH
169
A
HOH
10
5
HOH
HOH
170
A
HOH
11
5
HOH
HOH
171
A
HOH
12
5
HOH
HOH
172
A
HOH
13
5
HOH
HOH
173
A
HOH
14
5
HOH
HOH
174
A
HOH
15
5
HOH
HOH
175
A
HOH
16
5
HOH
HOH
176
A
HOH
18
5
HOH
HOH
177
A
HOH
19
5
HOH
HOH
178
A
HOH
20
5
HOH
HOH
179
A
HOH
21
5
HOH
HOH
180
A
HOH
22
5
HOH
HOH
181
A
HOH
23
5
HOH
HOH
182
A
HOH
24
5
HOH
HOH
183
A
HOH
25
5
HOH
HOH
184
A
HOH
26
5
HOH
HOH
185
A
HOH
28
5
HOH
HOH
186
A
HOH
29
5
HOH
HOH
187
A
HOH
30
5
HOH
HOH
188
A
HOH
32
5
HOH
HOH
189
A
HOH
33
5
HOH
HOH
190
A
HOH
34
5
HOH
HOH
191
A
HOH
35
5
HOH
HOH
192
A
HOH
36
5
HOH
HOH
193
A
HOH
37
5
HOH
HOH
194
A
HOH
38
5
HOH
HOH
195
A
HOH
41
5
HOH
HOH
196
A
HOH
42
5
HOH
HOH
197
A
HOH
44
5
HOH
HOH
198
A
HOH
45
5
HOH
HOH
199
A
HOH
47
5
HOH
HOH
200
A
HOH
48
5
HOH
HOH
201
A
HOH
49
5
HOH
HOH
202
A
HOH
50
5
HOH
HOH
203
A
HOH
51
5
HOH
HOH
204
A
HOH
52
5
HOH
HOH
205
A
HOH
53
5
HOH
HOH
206
A
HOH
54
5
HOH
HOH
207
A
HOH
55
5
HOH
HOH
208
A
HOH
56
5
HOH
HOH
209
A
HOH
57
5
HOH
HOH
210
A
HOH
58
5
HOH
HOH
211
A
HOH
59
5
HOH
HOH
212
A
HOH
60
5
HOH
HOH
213
A
HOH
61
5
HOH
HOH
214
A
HOH
63
5
HOH
HOH
215
A
HOH
64
5
HOH
HOH
216
A
HOH
65
5
HOH
HOH
217
A
HOH
66
5
HOH
HOH
218
A
HOH
67
5
HOH
HOH
219
A
HOH
68
5
HOH
HOH
220
A
HOH
69
5
HOH
HOH
221
A
HOH
70
5
HOH
HOH
222
A
C
1
n
1
C
1
B
G
2
n
2
G
2
B
U
3
n
3
U
3
B
A
4
n
4
A
4
B
C
5
n
5
C
5
B
G
6
n
6
G
6
B
C
7
n
7
C
7
B
G
8
n
8
G
8
B
G
9
n
9
G
9
B
A
10
n
10
A
10
B
A
11
n
11
A
11
B
U
12
n
12
U
12
B
A
13
n
13
A
13
B
C
14
n
14
C
14
B
U
15
n
15
U
15
B
U
16
n
16
U
16
B
C
17
n
17
C
17
B
G
18
n
18
G
18
B
A
19
n
19
A
19
B
U
20
n
20
U
20
B
n
21
21
B
U
1
n
1
U
1
C
C
2
n
2
C
2
C
G
3
n
3
G
3
C
A
4
n
4
A
4
C
A
5
n
5
A
5
C
G
6
n
6
G
6
C
U
7
n
7
U
7
C
A
8
n
8
A
8
C
U
9
n
9
U
9
C
U
10
n
10
U
10
C
C
11
n
11
C
11
C
C
12
n
12
C
12
C
G
13
n
13
G
13
C
C
14
n
14
C
14
C
G
15
n
15
G
15
C
U
16
n
16
U
16
C
A
17
n
17
A
17
C
C
18
n
18
C
18
C
G
19
n
19
G
19
C
U
20
n
20
U
20
C
n
21
21
C
n
1
23
A
n
2
24
A
HIS
25
n
3
HIS
25
A
MSE
26
n
4
MSE
26
A
THR
27
n
5
THR
27
A
SER
28
n
6
SER
28
A
PRO
29
n
7
PRO
29
A
PHE
30
n
8
PHE
30
A
LYS
31
n
9
LYS
31
A
LEU
32
n
10
LEU
32
A
PRO
33
n
11
PRO
33
A
ASP
34
n
12
ASP
34
A
GLU
35
n
13
GLU
35
A
SER
36
n
14
SER
36
A
PRO
37
n
15
PRO
37
A
SER
38
n
16
SER
38
A
TRP
39
n
17
TRP
39
A
THR
40
n
18
THR
40
A
GLU
41
n
19
GLU
41
A
TRP
42
n
20
TRP
42
A
ARG
43
n
21
ARG
43
A
LEU
44
n
22
LEU
44
A
HIS
45
n
23
HIS
45
A
ASN
46
n
24
ASN
46
A
ASP
47
n
25
ASP
47
A
GLU
48
n
26
GLU
48
A
THR
49
n
27
THR
49
A
n
28
50
A
n
29
51
A
n
30
52
A
GLN
53
n
31
GLN
53
A
ASP
54
n
32
ASP
54
A
ASN
55
n
33
ASN
55
A
PRO
56
n
34
PRO
56
A
LEU
57
n
35
LEU
57
A
GLY
58
n
36
GLY
58
A
PHE
59
n
37
PHE
59
A
LYS
60
n
38
LYS
60
A
GLU
61
n
39
GLU
61
A
SER
62
n
40
SER
62
A
TRP
63
n
41
TRP
63
A
GLY
64
n
42
GLY
64
A
PHE
65
n
43
PHE
65
A
GLY
66
n
44
GLY
66
A
LYS
67
n
45
LYS
67
A
VAL
68
n
46
VAL
68
A
VAL
69
n
47
VAL
69
A
PHE
70
n
48
PHE
70
A
LYS
71
n
49
LYS
71
A
ARG
72
n
50
ARG
72
A
TYR
73
n
51
TYR
73
A
LEU
74
n
52
LEU
74
A
ARG
75
n
53
ARG
75
A
TYR
76
n
54
TYR
76
A
ASP
77
n
55
ASP
77
A
ARG
78
n
56
ARG
78
A
THR
79
n
57
THR
79
A
GLU
80
n
58
GLU
80
A
ALA
81
n
59
ALA
81
A
SER
82
n
60
SER
82
A
LEU
83
n
61
LEU
83
A
HIS
84
n
62
HIS
84
A
ARG
85
n
63
ARG
85
A
VAL
86
n
64
VAL
86
A
LEU
87
n
65
LEU
87
A
GLY
88
n
66
GLY
88
A
SER
89
n
67
SER
89
A
TRP
90
n
68
TRP
90
A
THR
91
n
69
THR
91
A
GLY
92
n
70
GLY
92
A
ASP
93
n
71
ASP
93
A
SER
94
n
72
SER
94
A
VAL
95
n
73
VAL
95
A
ASN
96
n
74
ASN
96
A
TYR
97
n
75
TYR
97
A
ALA
98
n
76
ALA
98
A
ALA
99
n
77
ALA
99
A
SER
100
n
78
SER
100
A
ARG
101
n
79
ARG
101
A
PHE
102
n
80
PHE
102
A
PHE
103
n
81
PHE
103
A
GLY
104
n
82
GLY
104
A
PHE
105
n
83
PHE
105
A
ASP
106
n
84
ASP
106
A
GLN
107
n
85
GLN
107
A
ILE
108
n
86
ILE
108
A
GLY
109
n
87
GLY
109
A
CYS
110
n
88
CYS
110
A
THR
111
n
89
THR
111
A
TYR
112
n
90
TYR
112
A
SER
113
n
91
SER
113
A
ILE
114
n
92
ILE
114
A
ARG
115
n
93
ARG
115
A
PHE
116
n
94
PHE
116
A
ARG
117
n
95
ARG
117
A
GLY
118
n
96
GLY
118
A
VAL
119
n
97
VAL
119
A
SER
120
n
98
SER
120
A
ILE
121
n
99
ILE
121
A
THR
122
n
100
THR
122
A
VAL
123
n
101
VAL
123
A
SER
124
n
102
SER
124
A
GLY
125
n
103
GLY
125
A
GLY
126
n
104
GLY
126
A
SER
127
n
105
SER
127
A
ARG
128
n
106
ARG
128
A
THR
129
n
107
THR
129
A
LEU
130
n
108
LEU
130
A
GLN
131
n
109
GLN
131
A
HIS
132
n
110
HIS
132
A
LEU
133
n
111
LEU
133
A
CYS
134
n
112
CYS
134
A
GLU
135
n
113
GLU
135
A
MSE
136
n
114
MSE
136
A
ALA
137
n
115
ALA
137
A
ILE
138
n
116
ILE
138
A
ARG
139
n
117
ARG
139
A
SER
140
n
118
SER
140
A
LYS
141
n
119
LYS
141
A
GLN
142
n
120
GLN
142
A
GLU
143
n
121
GLU
143
A
MSE
144
n
122
MSE
144
A
LEU
145
n
123
LEU
145
A
GLN
146
n
124
GLN
146
A
MSE
147
n
125
MSE
147
A
ALA
148
n
126
ALA
148
A
n
127
149
A
n
128
150
A
n
129
151
A
n
130
152
A
n
131
153
A
n
132
154
A
n
133
155
A
n
134
156
A
n
135
157
A
n
136
158
A
author_defined_assembly
6
hexameric
A
MSE
26
SELENOMETHIONINE
C
MSE
4
MET
A
MSE
136
SELENOMETHIONINE
C
MSE
114
MET
A
MSE
144
SELENOMETHIONINE
C
MSE
122
MET
A
MSE
147
SELENOMETHIONINE
C
MSE
125
MET
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
-0.5000000000
0.8660254038
0.0000000000
0.8660254038
0.5000000000
0.0000000000
0.0000000000
0.0000000000
-1.0000000000
10_545
y+2/3,x-2/3,-z+1/3
crystal symmetry operation
91.2490000000
-52.6826347133
49.5433333333
A
O
VAL
68
C
O
VAL
46
A
N
PHE
65
C
N
PHE
43
A
N
GLY
64
C
N
GLY
42
A
O
THR
111
C
O
THR
89
A
N
CYS
110
C
N
CYS
88
A
O
GLY
125
C
O
GLY
103
1
B
A
10
A
A
10
1
B
C5'
U
20
A
C5'
U
20
1
Y
1
B
C4'
U
20
A
C4'
U
20
1
Y
1
B
O4'
U
20
A
O4'
U
20
1
Y
1
B
C3'
U
20
A
C3'
U
20
1
Y
1
B
O3'
U
20
A
O3'
U
20
1
Y
1
B
C2'
U
20
A
C2'
U
20
1
Y
1
B
O2'
U
20
A
O2'
U
20
1
Y
1
B
C1'
U
20
A
C1'
U
20
1
Y
1
B
N1
U
20
A
N1
U
20
1
Y
1
B
C2
U
20
A
C2
U
20
1
Y
1
B
O2
U
20
A
O2
U
20
1
Y
1
B
N3
U
20
A
N3
U
20
1
Y
1
B
C4
U
20
A
C4
U
20
1
Y
1
B
O4
U
20
A
O4
U
20
1
Y
1
B
C5
U
20
A
C5
U
20
1
Y
1
B
C6
U
20
A
C6
U
20
1
Y
1
C
C5'
U
20
B
C5'
U
20
1
Y
1
C
C4'
U
20
B
C4'
U
20
1
Y
1
C
O4'
U
20
B
O4'
U
20
1
Y
1
C
C3'
U
20
B
C3'
U
20
1
Y
1
C
O3'
U
20
B
O3'
U
20
1
Y
1
C
C2'
U
20
B
C2'
U
20
1
Y
1
C
O2'
U
20
B
O2'
U
20
1
Y
1
C
C1'
U
20
B
C1'
U
20
1
Y
1
C
N1
U
20
B
N1
U
20
1
Y
1
C
C2
U
20
B
C2
U
20
1
Y
1
C
O2
U
20
B
O2
U
20
1
Y
1
C
N3
U
20
B
N3
U
20
1
Y
1
C
C4
U
20
B
C4
U
20
1
Y
1
C
O4
U
20
B
O4
U
20
1
Y
1
C
C5
U
20
B
C5
U
20
1
Y
1
C
C6
U
20
B
C6
U
20
1
Y
1
A
CG
HIS
25
C
CG
HIS
3
1
Y
1
A
ND1
HIS
25
C
ND1
HIS
3
1
Y
1
A
CD2
HIS
25
C
CD2
HIS
3
1
Y
1
A
CE1
HIS
25
C
CE1
HIS
3
1
Y
1
A
NE2
HIS
25
C
NE2
HIS
3
1
Y
1
A
CG
ASP
54
C
CG
ASP
32
1
Y
1
A
OD1
ASP
54
C
OD1
ASP
32
1
Y
1
A
OD2
ASP
54
C
OD2
ASP
32
1
Y
1
A
CG
GLU
80
C
CG
GLU
58
1
Y
1
A
CD
GLU
80
C
CD
GLU
58
1
Y
1
A
OE1
GLU
80
C
OE1
GLU
58
1
Y
1
A
OE2
GLU
80
C
OE2
GLU
58
1
Y
1
A
CG
PHE
105
C
CG
PHE
83
1
Y
1
A
CD1
PHE
105
C
CD1
PHE
83
1
Y
1
A
CD2
PHE
105
C
CD2
PHE
83
1
Y
1
A
CE1
PHE
105
C
CE1
PHE
83
1
Y
1
A
CE2
PHE
105
C
CE2
PHE
83
1
Y
1
A
CZ
PHE
105
C
CZ
PHE
83
1
Y
1
A
CG
GLN
131
C
CG
GLN
109
1
Y
1
A
CD
GLN
131
C
CD
GLN
109
1
Y
1
A
OE1
GLN
131
C
OE1
GLN
109
1
Y
1
A
NE2
GLN
131
C
NE2
GLN
109
1
Y
1
B
U
21
A
U
21
1
Y
1
C
U
21
B
U
21
1
Y
1
A
GLY
23
C
GLY
1
1
Y
1
A
SER
24
C
SER
2
1
Y
1
A
ASN
50
C
ASN
28
1
Y
1
A
SER
51
C
SER
29
1
Y
1
A
ASN
52
C
ASN
30
1
Y
1
A
PRO
149
C
PRO
127
1
Y
1
A
ILE
150
C
ILE
128
1
Y
1
A
GLU
151
C
GLU
129
1
Y
1
A
VAL
152
C
VAL
130
1
Y
1
A
GLU
153
C
GLU
131
1
Y
1
A
SER
154
C
SER
132
1
Y
1
A
ASN
155
C
ASN
133
1
Y
1
A
VAL
156
C
VAL
134
1
Y
1
A
SER
157
C
SER
135
1
Y
1
A
ARG
158
C
ARG
136
1
Y
PROTEIN_REP.PARAM
PROTEIN.TOP
DNA-RNA_REP.PARAM
DNA-RNA.TOP
WATER_REP.PARAM
WATER.TOP
ION.PARAM
ION.TOP
46.40
5.46000
4.19000
0.00000
5.46000
0.00000
-10.91000
0.23
0.005
0.212
0.212
1.85
14.86
1772
36309
36309
4.900
92.3
RANDOM
0.0000
1
RESTRAINED
THROUGHOUT
0.000
MAD
ENGH & HUBER
FLAT MODEL
44.85
0.35
0.26
0.24
5.00
0.29
0.27
1.85
14.86
70
1862
10
810
972
0.004
0.90
16.30
1.02
1.420
1.500
2.210
2.000
2.110
2.000
3.150
2.500
0.355
0.024
0.324
1.97
220
4623
6
4.50
74.20
21.80
1.850
50.000
1R9F
39408
-3.000
0.06
1
44.8000
9.500
99.1
0.725
1.85
1.92
2.000
93.2
refinement
CNS
1.1
data reduction
HKL-2000
data scaling
SCALEPACK
phasing
CNS
1.1
Crystal structure of p19 complexed with 19-bp small interfering RNA
1
N
N
2
N
N
3
N
N
4
N
N
4
N
N
5
N
N
5
N
N
5
N
N
The biological assemble is a p19 dimer in complex with one siRNA duplex generated from
the protein monomer and half RNA (19-bp duplex in half occupancy) in the asymmetric unit
by the operation: Y+2/3,X-2/3,-Z+1/3. The 2-fold symmetry operation generates another overlapping
half RNA in opposite orientation, compensating the lack of symmetry in RNA duplex itself.
A
SER
38
C
SER
16
HELX_P
A
THR
49
C
THR
27
1
1
12
A
THR
79
C
THR
57
HELX_P
A
GLY
88
C
GLY
66
1
2
10
A
THR
91
C
THR
69
HELX_P
A
ARG
101
C
ARG
79
1
3
11
A
THR
129
C
THR
107
HELX_P
A
GLN
146
C
GLN
124
1
4
18
covale
1.329
both
A
HIS
25
C
C
HIS
3
1_555
A
MSE
26
C
N
MSE
4
1_555
covale
1.328
both
A
MSE
26
C
C
MSE
4
1_555
A
THR
27
C
N
THR
5
1_555
covale
1.329
both
A
GLU
135
C
C
GLU
113
1_555
A
MSE
136
C
N
MSE
114
1_555
covale
1.331
both
A
MSE
136
C
C
MSE
114
1_555
A
ALA
137
C
N
ALA
115
1_555
covale
1.327
both
A
GLU
143
C
C
GLU
121
1_555
A
MSE
144
C
N
MSE
122
1_555
covale
1.326
both
A
MSE
144
C
C
MSE
122
1_555
A
LEU
145
C
N
LEU
123
1_555
covale
1.330
both
A
GLN
146
C
C
GLN
124
1_555
A
MSE
147
C
N
MSE
125
1_555
covale
1.329
both
A
MSE
147
C
C
MSE
125
1_555
A
ALA
148
C
N
ALA
126
1_555
hydrog
WATSON-CRICK
B
C
1
A
N3
C
1
1_555
C
G
19
B
N1
G
19
1_555
hydrog
WATSON-CRICK
B
C
1
A
N4
C
1
1_555
C
G
19
B
O6
G
19
1_555
hydrog
WATSON-CRICK
B
C
1
A
O2
C
1
1_555
C
G
19
B
N2
G
19
1_555
hydrog
WATSON-CRICK
B
G
2
A
N1
G
2
1_555
C
C
18
B
N3
C
18
1_555
hydrog
WATSON-CRICK
B
G
2
A
N2
G
2
1_555
C
C
18
B
O2
C
18
1_555
hydrog
WATSON-CRICK
B
G
2
A
O6
G
2
1_555
C
C
18
B
N4
C
18
1_555
hydrog
WATSON-CRICK
B
U
3
A
N3
U
3
1_555
C
A
17
B
N1
A
17
1_555
hydrog
WATSON-CRICK
B
U
3
A
O4
U
3
1_555
C
A
17
B
N6
A
17
1_555
hydrog
WATSON-CRICK
B
A
4
A
N1
A
4
1_555
C
U
16
B
N3
U
16
1_555
hydrog
WATSON-CRICK
B
A
4
A
N6
A
4
1_555
C
U
16
B
O4
U
16
1_555
hydrog
WATSON-CRICK
B
C
5
A
N3
C
5
1_555
C
G
15
B
N1
G
15
1_555
hydrog
WATSON-CRICK
B
C
5
A
N4
C
5
1_555
C
G
15
B
O6
G
15
1_555
hydrog
WATSON-CRICK
B
C
5
A
O2
C
5
1_555
C
G
15
B
N2
G
15
1_555
hydrog
WATSON-CRICK
B
G
6
A
N1
G
6
1_555
C
C
14
B
N3
C
14
1_555
hydrog
WATSON-CRICK
B
G
6
A
N2
G
6
1_555
C
C
14
B
O2
C
14
1_555
hydrog
WATSON-CRICK
B
G
6
A
O6
G
6
1_555
C
C
14
B
N4
C
14
1_555
hydrog
WATSON-CRICK
B
C
7
A
N3
C
7
1_555
C
G
13
B
N1
G
13
1_555
hydrog
WATSON-CRICK
B
C
7
A
N4
C
7
1_555
C
G
13
B
O6
G
13
1_555
hydrog
WATSON-CRICK
B
C
7
A
O2
C
7
1_555
C
G
13
B
N2
G
13
1_555
hydrog
WATSON-CRICK
B
G
8
A
N1
G
8
1_555
C
C
12
B
N3
C
12
1_555
hydrog
WATSON-CRICK
B
G
8
A
N2
G
8
1_555
C
C
12
B
O2
C
12
1_555
hydrog
WATSON-CRICK
B
G
8
A
O6
G
8
1_555
C
C
12
B
N4
C
12
1_555
hydrog
WATSON-CRICK
B
G
9
A
N1
G
9
1_555
C
C
11
B
N3
C
11
1_555
hydrog
WATSON-CRICK
B
G
9
A
N2
G
9
1_555
C
C
11
B
O2
C
11
1_555
hydrog
WATSON-CRICK
B
G
9
A
O6
G
9
1_555
C
C
11
B
N4
C
11
1_555
hydrog
WATSON-CRICK
B
A
10
A
N1
A
10
1_555
C
U
10
B
N3
U
10
1_555
hydrog
WATSON-CRICK
B
A
10
A
N6
A
10
1_555
C
U
10
B
O4
U
10
1_555
hydrog
WATSON-CRICK
B
A
11
A
N1
A
11
1_555
C
U
9
B
N3
U
9
1_555
hydrog
WATSON-CRICK
B
A
11
A
N6
A
11
1_555
C
U
9
B
O4
U
9
1_555
hydrog
WATSON-CRICK
B
U
12
A
N3
U
12
1_555
C
A
8
B
N1
A
8
1_555
hydrog
WATSON-CRICK
B
U
12
A
O4
U
12
1_555
C
A
8
B
N6
A
8
1_555
hydrog
WATSON-CRICK
B
A
13
A
N1
A
13
1_555
C
U
7
B
N3
U
7
1_555
hydrog
WATSON-CRICK
B
A
13
A
N6
A
13
1_555
C
U
7
B
O4
U
7
1_555
hydrog
WATSON-CRICK
B
C
14
A
N3
C
14
1_555
C
G
6
B
N1
G
6
1_555
hydrog
WATSON-CRICK
B
C
14
A
N4
C
14
1_555
C
G
6
B
O6
G
6
1_555
hydrog
WATSON-CRICK
B
C
14
A
O2
C
14
1_555
C
G
6
B
N2
G
6
1_555
hydrog
WATSON-CRICK
B
U
15
A
N3
U
15
1_555
C
A
5
B
N1
A
5
1_555
hydrog
WATSON-CRICK
B
U
15
A
O4
U
15
1_555
C
A
5
B
N6
A
5
1_555
hydrog
WATSON-CRICK
B
U
16
A
N3
U
16
1_555
C
A
4
B
N1
A
4
1_555
hydrog
WATSON-CRICK
B
U
16
A
O4
U
16
1_555
C
A
4
B
N6
A
4
1_555
hydrog
WATSON-CRICK
B
C
17
A
N3
C
17
1_555
C
G
3
B
N1
G
3
1_555
hydrog
WATSON-CRICK
B
C
17
A
N4
C
17
1_555
C
G
3
B
O6
G
3
1_555
hydrog
WATSON-CRICK
B
C
17
A
O2
C
17
1_555
C
G
3
B
N2
G
3
1_555
hydrog
WATSON-CRICK
B
G
18
A
N1
G
18
1_555
C
C
2
B
N3
C
2
1_555
hydrog
WATSON-CRICK
B
G
18
A
N2
G
18
1_555
C
C
2
B
O2
C
2
1_555
hydrog
WATSON-CRICK
B
G
18
A
O6
G
18
1_555
C
C
2
B
N4
C
2
1_555
hydrog
WATSON-CRICK
B
A
19
A
N1
A
19
1_555
C
U
1
B
N3
U
1
1_555
hydrog
WATSON-CRICK
B
A
19
A
N6
A
19
1_555
C
U
1
B
O4
U
1
1_555
Viral protein/RNA
Protein-RNA complex, Dimer, double helix, Viral protein-RNA COMPLEX
VP19_TBSVC
UNP
3
27
P11690
TSPFKLPDESPSWTEWRLHNDETNSNQDNPLGFKESWGFGKVVFKRYLRYDRTEASLHRVLGSWTGDSVNYAASRFFGFD
QIGCTYSIRFRGVSITVSGGSRTLQHLCEMAIRSKQELLQLAPIEVESNVSR
1R9F
PDB
1
1R9F
1R9F
PDB
2
1R9F
27
158
1R9F
27
158
P11690
A
1
5
136
1
21
1R9F
1
21
1R9F
B
2
1
21
1
21
1R9F
1
21
1R9F
C
3
1
21
1
cloning artifact
GLY
23
1R9F
A
P11690
UNP
1
1
cloning artifact
SER
24
1R9F
A
P11690
UNP
2
1
cloning artifact
HIS
25
1R9F
A
P11690
UNP
3
1
cloning artifact
MSE
26
1R9F
A
P11690
UNP
4
1
MET
modified residue
MSE
136
1R9F
A
P11690
UNP
136
114
1
LEU
engineered mutation
MSE
144
1R9F
A
P11690
UNP
144
122
1
LEU
engineered mutation
MSE
147
1R9F
A
P11690
UNP
147
125
4
anti-parallel
anti-parallel
anti-parallel
A
VAL
68
C
VAL
46
A
ARG
75
C
ARG
53
A
GLY
58
C
GLY
36
A
PHE
65
C
PHE
43
A
GLY
109
C
GLY
87
A
PHE
116
C
PHE
94
A
VAL
119
C
VAL
97
A
GLY
126
C
GLY
104
BINDING SITE FOR RESIDUE SO4 A 159
A
SO4
159
Software
5
BINDING SITE FOR RESIDUE SO4 A 160
A
SO4
160
Software
5
A
SER
28
C
SER
6
5
1_555
A
PHE
70
C
PHE
48
5
1_555
A
ARG
72
C
ARG
50
5
1_555
A
HOH
168
H
HOH
5
1_555
A
HOH
208
H
HOH
5
1_555
A
SER
38
C
SER
16
5
1_555
A
THR
40
C
THR
18
5
1_555
A
HIS
84
C
HIS
62
5
5_555
A
HOH
167
H
HOH
5
1_555
A
HOH
174
H
HOH
5
1_555
155
H 3 2