0.025846
0.000000
0.000000
0.000000
0.025278
0.000000
0.000000
0.000000
0.029726
0.00000
0.00000
0.00000
Yuan, H.
Quintana, J.
Dickerson, R.E.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
8
90.00
90.00
90.00
38.690
39.560
33.640
C10 H14 N5 O6 P
331.222
y
2'-DEOXYADENOSINE-5'-MONOPHOSPHATE
DNA linking
C9 H14 N3 O7 P
307.197
y
2'-DEOXYCYTIDINE-5'-MONOPHOSPHATE
DNA linking
C10 H14 N5 O7 P
347.221
y
2'-DEOXYGUANOSINE-5'-MONOPHOSPHATE
DNA linking
C10 H15 N2 O8 P
322.208
y
THYMIDINE-5'-MONOPHOSPHATE
DNA linking
H2 O
18.015
WATER
non-polymer
Mg 2
24.305
MAGNESIUM 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
N
C
N
12
R
C
Y
13
N
N
Y
14
N
C
Y
15
N
N
Y
16
N
C
Y
17
N
C
N
18
N
N
Y
19
N
N
Y
20
N
C
Y
21
N
N
Y
22
N
C
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
H
N
37
N
O
N
38
N
P
N
39
N
O
N
40
N
O
N
41
N
O
N
42
N
C
N
43
R
C
N
44
N
O
N
45
S
C
N
46
N
O
N
47
N
C
N
48
R
C
N
49
N
N
N
50
N
C
N
51
N
O
N
52
N
N
N
53
N
C
N
54
N
N
N
55
N
C
N
56
N
C
N
57
N
H
N
58
N
H
N
59
N
H
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
O
N
72
N
P
N
73
N
O
N
74
N
O
N
75
N
O
N
76
N
C
N
77
R
C
N
78
N
O
N
79
S
C
N
80
N
O
N
81
N
C
N
82
R
C
Y
83
N
N
Y
84
N
C
Y
85
N
N
Y
86
N
C
N
87
N
C
N
88
N
O
N
89
N
N
N
90
N
C
N
91
N
N
N
92
N
N
Y
93
N
C
N
94
N
H
N
95
N
H
N
96
N
H
N
97
N
H
N
98
N
H
N
99
N
H
N
100
N
H
N
101
N
H
N
102
N
H
N
103
N
H
N
104
N
H
N
105
N
H
N
106
N
H
N
107
N
H
N
108
N
O
N
109
N
P
N
110
N
O
N
111
N
O
N
112
N
O
N
113
N
C
N
114
R
C
N
115
N
O
N
116
S
C
N
117
N
O
N
118
N
C
N
119
R
C
N
120
N
N
N
121
N
C
N
122
N
O
N
123
N
N
N
124
N
C
N
125
N
O
N
126
N
C
N
127
N
C
N
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
O
N
145
N
H
N
146
N
H
N
147
N
MG
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
Y
24
N
sing
Y
25
N
sing
Y
26
N
doub
N
27
N
sing
Y
28
N
sing
Y
29
N
sing
Y
30
N
doub
N
31
N
sing
Y
32
N
doub
N
33
N
sing
N
34
N
sing
Y
35
N
sing
Y
36
N
doub
N
37
N
sing
Y
38
N
sing
N
39
N
sing
N
40
N
sing
N
41
N
doub
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
N
61
N
sing
N
62
N
sing
N
63
N
sing
N
64
N
doub
N
65
N
sing
N
66
N
doub
N
67
N
sing
N
68
N
sing
N
69
N
sing
N
70
N
sing
N
71
N
doub
N
72
N
sing
N
73
N
sing
N
74
N
sing
N
75
N
sing
N
76
N
doub
N
77
N
sing
N
78
N
sing
N
79
N
sing
N
80
N
sing
N
81
N
sing
N
82
N
sing
N
83
N
sing
N
84
N
sing
N
85
N
sing
N
86
N
sing
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
Y
97
N
sing
Y
98
N
sing
Y
99
N
doub
N
100
N
sing
Y
101
N
sing
N
102
N
sing
Y
103
N
doub
N
104
N
doub
N
105
N
sing
N
106
N
sing
N
107
N
sing
N
108
N
sing
N
109
N
doub
N
110
N
sing
N
111
N
sing
N
112
N
sing
N
113
N
sing
N
114
N
sing
N
115
N
doub
N
116
N
sing
N
117
N
sing
N
118
N
sing
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
doub
N
139
N
sing
N
140
N
sing
N
141
N
sing
N
142
N
doub
N
143
N
sing
N
144
N
sing
N
145
N
doub
N
146
N
sing
N
147
N
sing
N
148
N
sing
N
149
N
sing
N
150
N
sing
N
151
N
sing
US
Biochemistry
BICHAW
0033
0006-2960
31
8009
8021
10.1021/bi00149a035
1510987
Alternative structures for alternating poly(dA-dT) tracts: the structure of the B-DNA decamer C-G-A-T-A-T-A-T-C-G.
1992
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
266
8861
8883
The Structure of B-Helical C-G-A-T-C-G-A-T-C-G and Comparison with C-C-A-A-C-G-T-T-G-G. The Effect of Base Pair Reversals
1991
UK
J.Mol.Biol.
JMOBAK
0070
0022-2836
217
201
214
Analysis of Local Helix Geometry in Three B-DNA Decamers and Eight Dodecamers
1991
10.2210/pdb1d57/pdb
pdb_00001d57
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
273.00
1
DIFFRACTOMETER
RIGAKU AFC-5R
x-ray
1
1.0
ROTATING ANODE
3044.017
DNA (5'-D(*CP*GP*AP*TP*AP*TP*AP*TP*CP*G)-3')
2
syn
polymer
24.305
MAGNESIUM ION
1
syn
non-polymer
18.015
water
61
nat
water
no
no
(DC)(DG)(DA)(DT)(DA)(DT)(DA)(DT)(DC)(DG)
CGATATATCG
A,B
polydeoxyribonucleotide
n
n
n
n
n
n
n
n
n
n
2.11
41.83
VAPOR DIFFUSION, SITTING DROP
6.90
pH 6.90, VAPOR DIFFUSION, SITTING DROP, temperature 277.00K
277.00
WATER
1
MPD
1
MG ACETATE
1
SPERMINE_HCL
1
WATER
2
MPD
2
15.556
1
19
A
1
B
20
-1.223
A_DC1:DG20_B
1
-9.996
-0.189
-0.051
0.099
9.332
1
19
A
2
B
19
-5.836
A_DG2:DC19_B
2
-14.028
0.058
0.219
-0.191
4.067
1
20
A
3
B
18
-7.717
A_DA3:DT18_B
3
-13.535
-0.173
0.171
-0.204
2.637
1
20
A
4
B
17
4.060
A_DT4:DA17_B
4
-18.315
-0.223
0.149
-0.132
-5.961
1
20
A
5
B
16
0.353
A_DA5:DT16_B
5
-2.594
0.279
-0.058
0.067
1.510
1
20
A
6
B
15
-0.064
A_DT6:DA15_B
6
-8.437
-0.234
0.292
-0.206
2.992
1
20
A
7
B
14
-2.105
A_DA7:DT14_B
7
-12.949
0.294
0.221
0.078
1.862
1
20
A
8
B
13
2.823
A_DT8:DA13_B
8
-23.558
-0.242
-0.395
-0.220
-4.693
1
19
A
9
B
12
-3.898
A_DC9:DG12_B
9
-10.516
0.280
-0.019
-0.151
2.354
1
19
A
10
B
11
2.705
A_DG10:DC11_B
10
5.323
-0.401
0.556
-0.388
3.367
39.336
A
A
1
2
-5.665
B
B
20
19
3.428
-3.805
-0.703
0.911
AA_DC1DG2:DC19DG20_BB
1
-2.683
3.994
39.070
1.825
0.713
3.410
42.758
A
A
2
3
-8.081
B
B
19
18
3.381
-5.874
0.175
-0.510
AA_DG2DA3:DT18DC19_BB
2
-1.675
2.304
42.340
-0.086
-0.415
3.276
32.505
A
A
3
4
4.292
B
B
18
17
3.356
2.400
0.793
-0.896
AA_DA3DT4:DA17DT18_BB
3
-0.273
0.489
32.418
-2.027
-1.465
3.535
42.164
A
A
4
5
-3.087
B
B
17
16
3.548
-2.220
-0.068
0.081
AA_DT4DA5:DT16DA17_BB
4
1.518
-2.111
42.082
0.361
0.264
2.921
22.999
A
A
5
6
18.544
B
B
16
15
3.134
7.253
-0.604
-0.336
AA_DA5DT6:DA15DT16_BB
5
-2.718
6.949
21.672
-3.279
0.602
3.204
45.846
A
A
6
7
-6.066
B
B
15
14
3.280
-4.715
-0.657
0.925
AA_DT6DA7:DT14DA15_BB
6
-2.543
3.271
45.549
1.594
0.625
3.273
32.806
A
A
7
8
-0.435
B
B
14
13
3.298
-0.245
0.031
-0.327
AA_DA7DT8:DA13DT14_BB
7
4.644
-8.249
32.484
-0.537
0.750
3.583
44.984
A
A
8
9
-4.355
B
B
13
12
3.611
-3.322
-0.066
0.058
AA_DT8DC9:DG12DA13_BB
8
-5.278
6.918
44.572
0.406
-0.440
3.050
32.799
A
A
9
10
-1.277
B
B
12
11
3.175
-0.720
1.005
0.730
AA_DC9DG10:DC11DG12_BB
9
-3.172
5.626
32.642
1.411
-2.299
chem_comp_atom
chem_comp_bond
database_2
pdbx_struct_conn_angle
struct_conn
struct_site
repository
Initial release
Version format compliance
Version format compliance
Data collection
Database references
Derived calculations
1
0
1992-09-15
1
1
2008-05-22
1
2
2011-07-13
1
3
2024-02-07
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_pdbx_struct_conn_angle.ptnr1_auth_asym_id
_pdbx_struct_conn_angle.ptnr1_auth_seq_id
_pdbx_struct_conn_angle.ptnr1_label_asym_id
_pdbx_struct_conn_angle.ptnr3_auth_asym_id
_pdbx_struct_conn_angle.ptnr3_auth_seq_id
_pdbx_struct_conn_angle.ptnr3_label_asym_id
_pdbx_struct_conn_angle.value
_struct_conn.pdbx_dist_value
_struct_conn.ptnr2_auth_asym_id
_struct_conn.ptnr2_auth_seq_id
_struct_conn.ptnr2_label_asym_id
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
BNL
Y
NDB
1992-02-19
REL
REL
MG
MAGNESIUM ION
HOH
water
MO6
21
2
MG
MG
21
A
HOH
22
3
HOH
HOH
22
A
HOH
24
3
HOH
HOH
24
A
HOH
26
3
HOH
HOH
26
A
HOH
27
3
HOH
HOH
27
A
HOH
29
3
HOH
HOH
29
A
HOH
30
3
HOH
HOH
30
A
HOH
31
3
HOH
HOH
31
A
HOH
33
3
HOH
HOH
33
A
HOH
35
3
HOH
HOH
35
A
HOH
36
3
HOH
HOH
36
A
HOH
37
3
HOH
HOH
37
A
HOH
40
3
HOH
HOH
40
A
HOH
42
3
HOH
HOH
42
A
HOH
43
3
HOH
HOH
43
A
HOH
44
3
HOH
HOH
44
A
HOH
46
3
HOH
HOH
46
A
HOH
50
3
HOH
HOH
50
A
HOH
51
3
HOH
HOH
51
A
HOH
54
3
HOH
HOH
54
A
HOH
55
3
HOH
HOH
55
A
HOH
56
3
HOH
HOH
56
A
HOH
58
3
HOH
HOH
58
A
HOH
60
3
HOH
HOH
60
A
HOH
61
3
HOH
HOH
61
A
HOH
62
3
HOH
HOH
62
A
HOH
65
3
HOH
HOH
65
A
HOH
69
3
HOH
HOH
69
A
HOH
70
3
HOH
HOH
70
A
HOH
71
3
HOH
HOH
71
A
HOH
72
3
HOH
HOH
72
A
HOH
73
3
HOH
HOH
73
A
HOH
74
3
HOH
HOH
74
A
HOH
76
3
HOH
HOH
76
A
MO6
21
3
HOH
HOH
78
A
MO6
21
3
HOH
HOH
80
A
MO6
21
3
HOH
HOH
81
A
MO6
21
3
HOH
HOH
82
A
HOH
23
3
HOH
HOH
23
B
HOH
25
3
HOH
HOH
25
B
HOH
28
3
HOH
HOH
28
B
HOH
32
3
HOH
HOH
32
B
HOH
34
3
HOH
HOH
34
B
HOH
38
3
HOH
HOH
38
B
HOH
39
3
HOH
HOH
39
B
HOH
41
3
HOH
HOH
41
B
HOH
45
3
HOH
HOH
45
B
HOH
47
3
HOH
HOH
47
B
HOH
48
3
HOH
HOH
48
B
HOH
49
3
HOH
HOH
49
B
HOH
52
3
HOH
HOH
52
B
HOH
53
3
HOH
HOH
53
B
HOH
57
3
HOH
HOH
57
B
HOH
59
3
HOH
HOH
59
B
HOH
63
3
HOH
HOH
63
B
HOH
64
3
HOH
HOH
64
B
HOH
66
3
HOH
HOH
66
B
HOH
67
3
HOH
HOH
67
B
HOH
68
3
HOH
HOH
68
B
HOH
75
3
HOH
HOH
75
B
MO6
21
3
HOH
HOH
77
B
MO6
21
3
HOH
HOH
79
B
C
1
n
1
DC
1
A
G
2
n
2
DG
2
A
A
3
n
3
DA
3
A
T
4
n
4
DT
4
A
A
5
n
5
DA
5
A
T
6
n
6
DT
6
A
A
7
n
7
DA
7
A
T
8
n
8
DT
8
A
C
9
n
9
DC
9
A
G
10
n
10
DG
10
A
C
11
n
1
DC
11
B
G
12
n
2
DG
12
B
A
13
n
3
DA
13
B
T
14
n
4
DT
14
B
A
15
n
5
DA
15
B
T
16
n
6
DT
16
B
A
17
n
7
DA
17
B
T
18
n
8
DT
18
B
C
19
n
9
DC
19
B
G
20
n
10
DG
20
B
author_defined_assembly
2
dimeric
A
HOH
78
D
O
HOH
1_555
A
MG
21
C
MG
MG
1_555
A
HOH
80
D
O
HOH
1_555
92.1
A
HOH
78
D
O
HOH
1_555
A
MG
21
C
MG
MG
1_555
A
HOH
81
D
O
HOH
1_555
90.3
A
HOH
80
D
O
HOH
1_555
A
MG
21
C
MG
MG
1_555
A
HOH
81
D
O
HOH
1_555
89.3
A
HOH
78
D
O
HOH
1_555
A
MG
21
C
MG
MG
1_555
A
HOH
82
D
O
HOH
1_555
89.8
A
HOH
80
D
O
HOH
1_555
A
MG
21
C
MG
MG
1_555
A
HOH
82
D
O
HOH
1_555
89.8
A
HOH
81
D
O
HOH
1_555
A
MG
21
C
MG
MG
1_555
A
HOH
82
D
O
HOH
1_555
179.1
A
HOH
78
D
O
HOH
1_555
A
MG
21
C
MG
MG
1_555
B
HOH
77
E
O
HOH
1_555
178.2
A
HOH
80
D
O
HOH
1_555
A
MG
21
C
MG
MG
1_555
B
HOH
77
E
O
HOH
1_555
89.4
A
HOH
81
D
O
HOH
1_555
A
MG
21
C
MG
MG
1_555
B
HOH
77
E
O
HOH
1_555
90.7
A
HOH
82
D
O
HOH
1_555
A
MG
21
C
MG
MG
1_555
B
HOH
77
E
O
HOH
1_555
89.2
A
HOH
78
D
O
HOH
1_555
A
MG
21
C
MG
MG
1_555
B
HOH
79
E
O
HOH
1_555
90.8
A
HOH
80
D
O
HOH
1_555
A
MG
21
C
MG
MG
1_555
B
HOH
79
E
O
HOH
1_555
177.1
A
HOH
81
D
O
HOH
1_555
A
MG
21
C
MG
MG
1_555
B
HOH
79
E
O
HOH
1_555
91.3
A
HOH
82
D
O
HOH
1_555
A
MG
21
C
MG
MG
1_555
B
HOH
79
E
O
HOH
1_555
89.6
B
HOH
77
E
O
HOH
1_555
A
MG
21
C
MG
MG
1_555
B
HOH
79
E
O
HOH
1_555
87.7
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
4.33
0.30
108.30
112.63
A
A
A
O4'
C1'
N1
DC
DC
DC
1
1
1
N
1
17.07
1.20
119.70
136.77
A
A
A
C3'
O3'
P
DC
DC
DG
1
1
2
Y
1
13.16
1.20
119.70
132.86
A
A
A
C3'
O3'
P
DG
DG
DA
2
2
3
Y
1
-3.09
0.50
129.30
126.21
A
A
A
N1
C2
N3
DA
DA
DA
3
3
3
N
1
7.46
1.20
119.70
127.16
A
A
A
C3'
O3'
P
DA
DA
DT
3
3
4
Y
1
-6.30
0.80
109.40
103.10
A
A
A
O5'
C5'
C4'
DT
DT
DT
4
4
4
N
1
-4.45
0.70
108.00
103.55
A
A
A
O4'
C1'
N1
DT
DT
DT
4
4
4
N
1
-4.71
0.60
127.20
122.49
A
A
A
C2
N3
C4
DT
DT
DT
4
4
4
N
1
4.15
0.60
115.20
119.35
A
A
A
N3
C4
C5
DT
DT
DT
4
4
4
N
1
-9.92
1.50
119.60
109.68
A
A
A
OP1
P
OP2
DA
DA
DA
5
5
5
N
1
-3.80
0.50
129.30
125.50
A
A
A
N1
C2
N3
DA
DA
DA
5
5
5
N
1
-5.21
0.80
102.40
97.19
A
A
A
C3'
C2'
C1'
DT
DT
DT
6
6
6
N
1
-4.97
0.80
105.90
100.93
A
A
A
O4'
C1'
C2'
DT
DT
DT
6
6
6
N
1
5.80
0.30
108.30
114.10
A
A
A
O4'
C1'
N1
DT
DT
DT
6
6
6
N
1
-4.65
0.60
127.20
122.55
A
A
A
C2
N3
C4
DT
DT
DT
6
6
6
N
1
4.00
0.60
115.20
119.20
A
A
A
N3
C4
C5
DT
DT
DT
6
6
6
N
1
7.54
1.20
119.70
127.24
A
A
A
C3'
O3'
P
DT
DT
DA
6
6
7
Y
1
4.27
0.60
118.60
122.87
A
A
A
C6
N1
C2
DA
DA
DA
7
7
7
N
1
-3.38
0.50
129.30
125.92
A
A
A
N1
C2
N3
DA
DA
DA
7
7
7
N
1
-3.14
0.50
117.70
114.56
A
A
A
C5
C6
N1
DA
DA
DA
7
7
7
N
1
-4.98
0.80
109.40
104.42
A
A
A
O5'
C5'
C4'
DT
DT
DT
8
8
8
N
1
-4.71
0.60
127.20
122.49
A
A
A
C2
N3
C4
DT
DT
DT
8
8
8
N
1
3.62
0.60
115.20
118.82
A
A
A
N3
C4
C5
DT
DT
DT
8
8
8
N
1
8.27
1.20
119.70
127.97
A
A
A
C3'
O3'
P
DT
DT
DC
8
8
9
Y
1
3.11
0.30
108.30
111.41
A
A
A
O4'
C1'
N9
DG
DG
DG
10
10
10
N
1
-3.97
0.60
119.90
115.93
A
A
A
N1
C6
O6
DG
DG
DG
10
10
10
N
1
3.84
0.30
108.30
112.14
B
B
B
O4'
C1'
N1
DC
DC
DC
11
11
11
N
1
-2.63
0.40
121.90
119.27
B
B
B
N3
C4
C5
DC
DC
DC
11
11
11
N
1
-9.37
1.20
119.70
110.33
B
B
B
C3'
O3'
P
DC
DC
DG
11
11
12
Y
1
-4.82
0.80
109.40
104.58
B
B
B
O5'
C5'
C4'
DG
DG
DG
12
12
12
N
1
-5.13
0.80
102.40
97.27
B
B
B
C3'
C2'
C1'
DG
DG
DG
12
12
12
N
1
-5.20
0.80
105.90
100.70
B
B
B
O4'
C1'
C2'
DG
DG
DG
12
12
12
N
1
1.93
0.30
108.30
110.23
B
B
B
O4'
C1'
N9
DG
DG
DG
12
12
12
N
1
3.06
0.50
111.50
114.56
B
B
B
C5
C6
N1
DG
DG
DG
12
12
12
N
1
-7.85
0.80
109.40
101.55
B
B
B
O5'
C5'
C4'
DA
DA
DA
13
13
13
N
1
2.02
0.30
108.30
110.32
B
B
B
O4'
C1'
N9
DA
DA
DA
13
13
13
N
1
4.21
0.60
118.60
122.81
B
B
B
C6
N1
C2
DA
DA
DA
13
13
13
N
1
-3.51
0.50
129.30
125.79
B
B
B
N1
C2
N3
DA
DA
DA
13
13
13
N
1
4.16
0.60
118.60
122.76
B
B
B
N1
C6
N6
DA
DA
DA
13
13
13
N
1
9.89
1.20
119.70
129.59
B
B
B
C3'
O3'
P
DA
DA
DT
13
13
14
Y
1
-5.13
0.60
127.20
122.07
B
B
B
C2
N3
C4
DT
DT
DT
14
14
14
N
1
4.33
0.60
115.20
119.53
B
B
B
N3
C4
C5
DT
DT
DT
14
14
14
N
1
8.16
0.30
108.30
116.46
B
B
B
O4'
C1'
N9
DA
DA
DA
15
15
15
N
1
-7.11
0.80
102.40
95.29
B
B
B
C3'
C2'
C1'
DT
DT
DT
16
16
16
N
1
6.46
0.30
108.30
114.76
B
B
B
O4'
C1'
N1
DT
DT
DT
16
16
16
N
1
-4.64
0.60
127.20
122.56
B
B
B
C2
N3
C4
DT
DT
DT
16
16
16
N
1
4.00
0.60
115.20
119.20
B
B
B
N3
C4
C5
DT
DT
DT
16
16
16
N
1
10.41
1.20
119.70
130.11
B
B
B
C3'
O3'
P
DT
DT
DA
16
16
17
Y
1
2.88
0.30
108.30
111.18
B
B
B
O4'
C1'
N9
DA
DA
DA
17
17
17
N
1
5.64
0.30
108.30
113.94
B
B
B
O4'
C1'
N1
DT
DT
DT
18
18
18
N
1
-4.90
0.60
127.20
122.30
B
B
B
C2
N3
C4
DT
DT
DT
18
18
18
N
1
4.16
0.60
115.20
119.36
B
B
B
N3
C4
C5
DT
DT
DT
18
18
18
N
1
13.04
1.20
119.70
132.74
B
B
B
C3'
O3'
P
DT
DT
DC
18
18
19
Y
1
-2.49
0.40
121.90
119.41
B
B
B
N3
C4
C5
DC
DC
DC
19
19
19
N
1
8.28
1.20
119.70
127.98
B
B
B
C3'
O3'
P
DC
DC
DG
19
19
20
Y
1
-4.16
0.60
125.10
120.94
B
B
B
C6
N1
C2
DG
DG
DG
20
20
20
N
1
3.32
0.50
111.50
114.82
B
B
B
C5
C6
N1
DG
DG
DG
20
20
20
N
1
A
A
O4'
C4'
DG
DG
2
2
-0.073
0.010
1.446
1.373
N
1
A
A
C2'
C1'
DT
DT
4
4
-0.068
0.010
1.518
1.450
N
1
A
A
O4'
C1'
DT
DT
4
4
0.088
0.011
1.420
1.508
N
1
A
A
C2'
C1'
DC
DC
9
9
-0.061
0.010
1.518
1.457
N
1
B
B
O4'
C1'
DG
DG
12
12
0.073
0.011
1.420
1.493
N
1
B
B
C4
O4
DT
DT
16
16
0.055
0.009
1.228
1.283
N
1
B
B
O4'
C1'
DG
DG
20
20
0.070
0.011
1.420
1.490
N
1
B
A
O5'
O
DC
HOH
11
33
2.04
1_555
2_555
0.1650000
2.000
8.000
1852
1
2.000
TR
isotropic
TR
isotropic
2.000
8.000
55
466
7
404
0
fix
fix
2.000
8.000
1D57
4601
1852
2.000
1
refinement
NUCLSQ
ALTERNATIVE STRUCTURES FOR ALTERNATING POLY(DA-DT) TRACTS: THE STRUCTURE OF THE B-DNA DECAMER C-G-A-T-A-T-A-T-C-G
1
N
N
1
N
N
2
N
N
3
N
N
3
N
N
metalc
1.978
A
MG
21
C
MG
MG
1_555
A
HOH
78
D
O
HOH
1_555
metalc
1.987
A
MG
21
C
MG
MG
1_555
A
HOH
80
D
O
HOH
1_555
metalc
1.997
A
MG
21
C
MG
MG
1_555
A
HOH
81
D
O
HOH
1_555
metalc
2.012
A
MG
21
C
MG
MG
1_555
A
HOH
82
D
O
HOH
1_555
metalc
2.023
A
MG
21
C
MG
MG
1_555
B
HOH
77
E
O
HOH
1_555
metalc
2.025
A
MG
21
C
MG
MG
1_555
B
HOH
79
E
O
HOH
1_555
hydrog
WATSON-CRICK
A
DC
1
A
N3
DC
1
1_555
B
DG
20
B
N1
DG
10
1_555
hydrog
WATSON-CRICK
A
DC
1
A
N4
DC
1
1_555
B
DG
20
B
O6
DG
10
1_555
hydrog
WATSON-CRICK
A
DC
1
A
O2
DC
1
1_555
B
DG
20
B
N2
DG
10
1_555
hydrog
WATSON-CRICK
A
DG
2
A
N1
DG
2
1_555
B
DC
19
B
N3
DC
9
1_555
hydrog
WATSON-CRICK
A
DG
2
A
N2
DG
2
1_555
B
DC
19
B
O2
DC
9
1_555
hydrog
WATSON-CRICK
A
DG
2
A
O6
DG
2
1_555
B
DC
19
B
N4
DC
9
1_555
hydrog
WATSON-CRICK
A
DA
3
A
N1
DA
3
1_555
B
DT
18
B
N3
DT
8
1_555
hydrog
WATSON-CRICK
A
DA
3
A
N6
DA
3
1_555
B
DT
18
B
O4
DT
8
1_555
hydrog
WATSON-CRICK
A
DT
4
A
N3
DT
4
1_555
B
DA
17
B
N1
DA
7
1_555
hydrog
WATSON-CRICK
A
DT
4
A
O4
DT
4
1_555
B
DA
17
B
N6
DA
7
1_555
hydrog
WATSON-CRICK
A
DA
5
A
N1
DA
5
1_555
B
DT
16
B
N3
DT
6
1_555
hydrog
WATSON-CRICK
A
DA
5
A
N6
DA
5
1_555
B
DT
16
B
O4
DT
6
1_555
hydrog
WATSON-CRICK
A
DT
6
A
N3
DT
6
1_555
B
DA
15
B
N1
DA
5
1_555
hydrog
WATSON-CRICK
A
DT
6
A
O4
DT
6
1_555
B
DA
15
B
N6
DA
5
1_555
hydrog
WATSON-CRICK
A
DA
7
A
N1
DA
7
1_555
B
DT
14
B
N3
DT
4
1_555
hydrog
WATSON-CRICK
A
DA
7
A
N6
DA
7
1_555
B
DT
14
B
O4
DT
4
1_555
hydrog
WATSON-CRICK
A
DT
8
A
N3
DT
8
1_555
B
DA
13
B
N1
DA
3
1_555
hydrog
WATSON-CRICK
A
DT
8
A
O4
DT
8
1_555
B
DA
13
B
N6
DA
3
1_555
hydrog
WATSON-CRICK
A
DC
9
A
N3
DC
9
1_555
B
DG
12
B
N1
DG
2
1_555
hydrog
WATSON-CRICK
A
DC
9
A
N4
DC
9
1_555
B
DG
12
B
O6
DG
2
1_555
hydrog
WATSON-CRICK
A
DC
9
A
O2
DC
9
1_555
B
DG
12
B
N2
DG
2
1_555
hydrog
WATSON-CRICK
A
DG
10
A
N1
DG
10
1_555
B
DC
11
B
N3
DC
1
1_555
hydrog
WATSON-CRICK
A
DG
10
A
N2
DG
10
1_555
B
DC
11
B
O2
DC
1
1_555
hydrog
WATSON-CRICK
A
DG
10
A
O6
DG
10
1_555
B
DC
11
B
N4
DC
1
1_555
DNA
B-DNA, DOUBLE HELIX, DNA
1D57
PDB
1
1D57
1
10
1D57
1
10
1D57
A
1
1
10
11
20
1D57
11
20
1D57
B
1
1
10
BINDING SITE FOR RESIDUE MG A 21
A
MG
21
Software
6
A
HOH
78
D
HOH
6
1_555
A
HOH
80
D
HOH
6
1_555
A
HOH
81
D
HOH
6
1_555
A
HOH
82
D
HOH
6
1_555
B
HOH
77
E
HOH
6
1_555
B
HOH
79
E
HOH
6
1_555
19
P 21 21 21