1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
Escaja, N.
Pedroso, E.
Rico, M.
Gonzalez, C.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
1
90.00
90.00
90.00
1.000
1.000
1.000
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 H15 N2 O8 P
322.208
y
THYMIDINE-5'-MONOPHOSPHATE
DNA linking
US
J.Am.Chem.Soc.
JACSAT
0004
0002-7863
122
12732
12742
10.1021/ja002778q
-1
Dimeric Solution Structure of Two Cyclic Octamers: Four-Stranded DNA Structures Stabilized by A:T:A:T and G:C:G:C
2000
JACSAT
US
J.Am.Chem.Soc.
JACSAT
0004
0002-7863
120
2176
2177
10.1021/ja973691g
NMR Structure of Two Cyclic Oligonucleotides. A Monomer Dimer Equilibrium between DumbellL and Quadruplex Structures
1998
10.2210/pdb1eu6/pdb
pdb_00001eu6
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
2376.591
CYCLIC OLIGONUCLEOTIDE D(CATTCATT)
2
syn
polymer
no
no
(DC)(DA)(DT)(DT)(DC)(DA)(DT)(DT)
CATTCATT
A,B
polydeoxyribonucleotide
n
n
n
n
n
n
n
n
2.457
1
20
A
2
B
3
-0.780
A_DA2:DT3_B
1
-6.290
-0.120
-0.117
-0.200
5.189
1
20
A
3
B
2
-3.536
A_DT3:DA2_B
2
-6.122
0.093
-0.173
-0.160
-3.707
1
20
A
6
B
7
5.332
A_DA6:DT7_B
3
-5.710
0.151
-0.241
-0.159
-0.853
1
20
A
7
B
6
0.522
A_DT7:DA6_B
4
-1.368
-0.175
-0.016
-0.137
3.284
26.494
A
A
2
3
-4.510
B
B
3
2
3.152
-2.064
-0.325
-1.693
AA_DA2DT3:DA2DT3_BB
1
-1.300
2.840
26.383
-3.156
0.371
3.255
23.887
A
A
6
7
-5.221
B
B
7
6
3.142
-2.155
-0.272
-1.279
AA_DA6DT7:DA6DT7_BB
2
-2.386
5.782
23.673
-2.399
-0.108
database_2
pdbx_nmr_software
pdbx_struct_assembly
pdbx_struct_oper_list
struct_conn
repository
Initial release
Version format compliance
Version format compliance
Data collection
Database references
Derived calculations
1
0
2001-01-24
1
1
2008-04-27
1
2
2011-07-13
1
3
2022-02-16
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_pdbx_nmr_software.name
_struct_conn.pdbx_leaving_atom_flag
_struct_conn.ptnr1_auth_comp_id
_struct_conn.ptnr1_auth_seq_id
_struct_conn.ptnr1_label_atom_id
_struct_conn.ptnr1_label_comp_id
_struct_conn.ptnr1_label_seq_id
_struct_conn.ptnr2_auth_comp_id
_struct_conn.ptnr2_auth_seq_id
_struct_conn.ptnr2_label_atom_id
_struct_conn.ptnr2_label_comp_id
_struct_conn.ptnr2_label_seq_id
dimeric structure of cyclic d(TGCTCGCT)
1H assigments of the dimeric form of cyclic d(TGCTCGCT)
RCSB
Y
RCSB
2000-04-14
REL
all calculated structures submitted
10
10
2D NOESY
DQF-COSY
ROESY
TOCSY
0.01
7.0
1
atm
293
K
see reference
relaxation matrix, restrained molecular dynamics
20mM oligonucleotide concentration, 25mM buffer phosphate
either 100% D2O or 90% H2O 10% D2O
Bruker
collection
XwinNMR
1.3
Bartels et al.
data analysis
XEASY
1.0
P. Guntert et al.
structure solution
DYANA
1.5
T.L. James
structure solution
MARDIGRAS
4.0
P. Guntert et al.
refinement
DYANA
1.5
D. Pearlman
refinement
Amber
4.1
600
Bruker
AMX
C
1
n
1
DC
1
A
A
2
n
2
DA
2
A
T
3
n
3
DT
3
A
T
4
n
4
DT
4
A
C
5
n
5
DC
5
A
A
6
n
6
DA
6
A
T
7
n
7
DT
7
A
T
8
n
8
DT
8
A
C
1
n
1
DC
1
B
A
2
n
2
DA
2
B
T
3
n
3
DT
3
B
T
4
n
4
DT
4
B
C
5
n
5
DC
5
B
A
6
n
6
DA
6
B
T
7
n
7
DT
7
B
T
8
n
8
DT
8
B
author_defined_assembly
2
dimeric
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
10
B
C1'
DC
5
WRONG HAND
1
A
DA
2
0.084
SIDE CHAIN
1
B
DA
2
0.156
SIDE CHAIN
1
B
DA
6
0.089
SIDE CHAIN
2
A
DT
3
0.072
SIDE CHAIN
3
A
DA
2
0.069
SIDE CHAIN
3
B
DA
2
0.063
SIDE CHAIN
4
B
DT
3
0.075
SIDE CHAIN
6
A
DA
2
0.104
SIDE CHAIN
6
A
DT
7
0.068
SIDE CHAIN
6
B
DA
6
0.120
SIDE CHAIN
6
B
DT
7
0.069
SIDE CHAIN
7
A
DT
8
0.075
SIDE CHAIN
7
B
DT
8
0.076
SIDE CHAIN
8
A
DA
6
0.089
SIDE CHAIN
9
A
DA
2
0.084
SIDE CHAIN
9
B
DT
3
0.068
SIDE CHAIN
9
B
DT
7
0.075
SIDE CHAIN
10
A
DA
2
0.070
SIDE CHAIN
10
A
DT
3
0.066
SIDE CHAIN
10
A
DT
4
0.065
SIDE CHAIN
10
A
DT
7
0.070
SIDE CHAIN
10
B
DA
2
0.061
SIDE CHAIN
1
-14.55
1.90
104.00
89.45
A
A
A
O3'
P
O5'
DC
DA
DA
1
2
2
Y
1
7.72
0.30
108.30
116.02
A
A
A
O4'
C1'
N9
DA
DA
DA
2
2
2
N
1
1.82
0.30
108.30
110.12
A
A
A
O4'
C1'
N1
DT
DT
DT
3
3
3
N
1
-5.66
0.60
122.90
117.24
A
A
A
C6
C5
C7
DT
DT
DT
3
3
3
N
1
3.46
0.30
108.30
111.76
A
A
A
O4'
C1'
N1
DT
DT
DT
4
4
4
N
1
3.46
0.50
106.80
110.26
A
A
A
O4'
C1'
C2'
DA
DA
DA
6
6
6
N
1
-5.68
0.60
122.90
117.22
A
A
A
C6
C5
C7
DT
DT
DT
7
7
7
N
1
-3.70
0.60
122.90
119.20
A
A
A
C6
C5
C7
DT
DT
DT
8
8
8
N
1
9.50
0.30
108.30
117.80
B
B
B
O4'
C1'
N9
DA
DA
DA
2
2
2
N
1
2.28
0.30
108.30
110.58
B
B
B
O4'
C1'
N1
DT
DT
DT
3
3
3
N
1
3.70
0.60
119.00
122.70
B
B
B
C4
C5
C7
DT
DT
DT
3
3
3
N
1
-5.78
0.60
122.90
117.12
B
B
B
C6
C5
C7
DT
DT
DT
3
3
3
N
1
2.80
0.30
108.30
111.10
B
B
B
O4'
C1'
N1
DT
DT
DT
4
4
4
N
1
-3.65
0.60
122.90
119.25
B
B
B
C6
C5
C7
DT
DT
DT
4
4
4
N
1
3.73
0.50
106.80
110.53
B
B
B
O4'
C1'
C2'
DA
DA
DA
6
6
6
N
1
4.78
0.30
108.30
113.08
B
B
B
O4'
C1'
N9
DA
DA
DA
6
6
6
N
1
-3.10
0.50
117.00
113.90
B
B
B
C4
C5
C6
DA
DA
DA
6
6
6
N
1
1.94
0.30
108.30
110.24
B
B
B
O4'
C1'
N1
DT
DT
DT
7
7
7
N
1
3.61
0.60
119.00
122.61
B
B
B
C4
C5
C7
DT
DT
DT
7
7
7
N
1
-5.68
0.60
122.90
117.22
B
B
B
C6
C5
C7
DT
DT
DT
7
7
7
N
2
3.09
0.50
106.80
109.89
A
A
A
O4'
C1'
C2'
DA
DA
DA
2
2
2
N
2
-3.29
0.50
117.00
113.71
A
A
A
C4
C5
C6
DA
DA
DA
2
2
2
N
2
2.75
0.30
108.30
111.05
A
A
A
O4'
C1'
N1
DT
DT
DT
3
3
3
N
2
-5.25
0.60
122.90
117.65
A
A
A
C6
C5
C7
DT
DT
DT
3
3
3
N
2
2.57
0.30
108.30
110.87
A
A
A
O4'
C1'
N1
DT
DT
DT
4
4
4
N
2
3.63
0.50
106.80
110.43
A
A
A
O4'
C1'
C2'
DA
DA
DA
6
6
6
N
2
-3.46
0.50
117.00
113.54
A
A
A
C4
C5
C6
DA
DA
DA
6
6
6
N
2
2.76
0.30
108.30
111.06
A
A
A
O4'
C1'
N1
DT
DT
DT
7
7
7
N
2
-4.86
0.60
122.90
118.04
A
A
A
C6
C5
C7
DT
DT
DT
7
7
7
N
2
2.55
0.30
108.30
110.85
A
A
A
O4'
C1'
N1
DT
DT
DT
8
8
8
N
2
3.52
0.50
106.80
110.32
B
B
B
O4'
C1'
C2'
DA
DA
DA
2
2
2
N
2
2.49
0.30
108.30
110.79
B
B
B
O4'
C1'
N9
DA
DA
DA
2
2
2
N
2
2.10
0.30
108.30
110.40
B
B
B
O4'
C1'
N1
DT
DT
DT
3
3
3
N
2
-5.69
0.60
122.90
117.21
B
B
B
C6
C5
C7
DT
DT
DT
3
3
3
N
2
4.01
0.30
108.30
112.31
B
B
B
O4'
C1'
N1
DT
DT
DT
4
4
4
N
2
3.15
0.50
106.80
109.95
B
B
B
O4'
C1'
C2'
DA
DA
DA
6
6
6
N
2
3.26
0.30
108.30
111.56
B
B
B
O4'
C1'
N9
DA
DA
DA
6
6
6
N
2
-5.32
0.60
122.90
117.58
B
B
B
C6
C5
C7
DT
DT
DT
7
7
7
N
2
3.44
0.30
108.30
111.74
B
B
B
O4'
C1'
N1
DT
DT
DT
8
8
8
N
3
-11.84
1.90
104.00
92.16
A
A
A
O3'
P
O5'
DC
DA
DA
1
2
2
Y
3
4.07
0.30
108.30
112.37
A
A
A
O4'
C1'
N9
DA
DA
DA
2
2
2
N
3
3.15
0.30
108.30
111.45
A
A
A
O4'
C1'
N1
DT
DT
DT
3
3
3
N
3
-5.56
0.60
122.90
117.34
A
A
A
C6
C5
C7
DT
DT
DT
3
3
3
N
3
4.52
0.30
108.30
112.82
A
A
A
O4'
C1'
N1
DT
DT
DT
4
4
4
N
3
3.78
0.50
106.80
110.58
A
A
A
O4'
C1'
C2'
DA
DA
DA
6
6
6
N
3
1.92
0.30
108.30
110.22
A
A
A
O4'
C1'
N9
DA
DA
DA
6
6
6
N
3
-3.18
0.50
117.00
113.82
A
A
A
C4
C5
C6
DA
DA
DA
6
6
6
N
3
3.63
0.60
119.00
122.63
A
A
A
C4
C5
C7
DT
DT
DT
7
7
7
N
3
-5.75
0.60
122.90
117.15
A
A
A
C6
C5
C7
DT
DT
DT
7
7
7
N
3
1.86
0.30
108.30
110.16
A
A
A
O4'
C1'
N1
DT
DT
DT
8
8
8
N
3
13.09
2.00
112.30
125.39
B
B
B
C4'
C3'
O3'
DC
DC
DC
1
1
1
N
3
5.70
0.30
108.30
114.00
B
B
B
O4'
C1'
N9
DA
DA
DA
2
2
2
N
3
2.10
0.30
108.30
110.40
B
B
B
O4'
C1'
N1
DT
DT
DT
3
3
3
N
3
-5.46
0.60
122.90
117.44
B
B
B
C6
C5
C7
DT
DT
DT
3
3
3
N
3
4.40
0.30
108.30
112.70
B
B
B
O4'
C1'
N1
DT
DT
DT
4
4
4
N
3
2.18
0.30
108.30
110.48
B
B
B
O4'
C1'
N9
DA
DA
DA
6
6
6
N
3
-5.50
0.60
122.90
117.40
B
B
B
C6
C5
C7
DT
DT
DT
7
7
7
N
3
2.89
0.30
108.30
111.19
B
B
B
O4'
C1'
N1
DT
DT
DT
8
8
8
N
4
3.54
0.50
106.80
110.34
A
A
A
O4'
C1'
C2'
DA
DA
DA
2
2
2
N
4
2.77
0.30
108.30
111.07
A
A
A
O4'
C1'
N9
DA
DA
DA
2
2
2
N
4
2.05
0.30
108.30
110.35
A
A
A
O4'
C1'
N1
DT
DT
DT
3
3
3
N
4
-5.45
0.60
122.90
117.45
A
A
A
C6
C5
C7
DT
DT
DT
3
3
3
N
4
3.54
0.30
108.30
111.84
A
A
A
O4'
C1'
N1
DT
DT
DT
4
4
4
N
4
-3.81
0.60
122.90
119.09
A
A
A
C6
C5
C7
DT
DT
DT
4
4
4
N
4
2.65
0.30
108.30
110.95
A
A
A
O4'
C1'
N9
DA
DA
DA
6
6
6
N
4
-3.17
0.50
117.00
113.83
A
A
A
C4
C5
C6
DA
DA
DA
6
6
6
N
4
3.65
0.60
119.00
122.65
A
A
A
C4
C5
C7
DT
DT
DT
7
7
7
N
4
-5.58
0.60
122.90
117.32
A
A
A
C6
C5
C7
DT
DT
DT
7
7
7
N
4
2.39
0.30
108.30
110.69
A
A
A
O4'
C1'
N1
DT
DT
DT
8
8
8
N
4
3.94
0.50
106.80
110.74
B
B
B
O4'
C1'
C2'
DA
DA
DA
2
2
2
N
4
-3.15
0.50
117.00
113.85
B
B
B
C4
C5
C6
DA
DA
DA
2
2
2
N
4
2.95
0.30
108.30
111.25
B
B
B
O4'
C1'
N1
DT
DT
DT
3
3
3
N
4
-5.32
0.60
122.90
117.58
B
B
B
C6
C5
C7
DT
DT
DT
3
3
3
N
4
2.69
0.30
108.30
110.99
B
B
B
O4'
C1'
N1
DT
DT
DT
4
4
4
N
4
-3.70
0.60
122.90
119.20
B
B
B
C6
C5
C7
DT
DT
DT
4
4
4
N
4
-3.21
0.50
117.00
113.79
B
B
B
C4
C5
C6
DA
DA
DA
6
6
6
N
4
-5.41
0.60
122.90
117.49
B
B
B
C6
C5
C7
DT
DT
DT
7
7
7
N
4
3.44
0.30
108.30
111.74
B
B
B
O4'
C1'
N1
DT
DT
DT
8
8
8
N
5
2.89
0.30
108.30
111.19
A
A
A
O4'
C1'
N9
DA
DA
DA
2
2
2
N
5
-3.41
0.50
117.00
113.59
A
A
A
C4
C5
C6
DA
DA
DA
2
2
2
N
5
4.05
0.60
119.00
123.05
A
A
A
C4
C5
C7
DT
DT
DT
3
3
3
N
5
-6.01
0.60
122.90
116.89
A
A
A
C6
C5
C7
DT
DT
DT
3
3
3
N
5
3.06
0.30
108.30
111.36
A
A
A
O4'
C1'
N1
DT
DT
DT
4
4
4
N
5
3.43
0.50
106.80
110.23
A
A
A
O4'
C1'
C2'
DA
DA
DA
6
6
6
N
5
3.78
0.30
108.30
112.08
A
A
A
O4'
C1'
N9
DA
DA
DA
6
6
6
N
5
-5.47
0.60
122.90
117.43
A
A
A
C6
C5
C7
DT
DT
DT
7
7
7
N
5
3.87
0.30
108.30
112.17
A
A
A
O4'
C1'
N1
DT
DT
DT
8
8
8
N
5
-3.82
0.60
122.90
119.08
A
A
A
C6
C5
C7
DT
DT
DT
8
8
8
N
5
-3.48
0.50
117.00
113.52
B
B
B
C4
C5
C6
DA
DA
DA
2
2
2
N
5
-3.62
0.60
118.60
114.98
B
B
B
N1
C6
N6
DA
DA
DA
2
2
2
N
5
-5.61
0.60
122.90
117.29
B
B
B
C6
C5
C7
DT
DT
DT
3
3
3
N
5
2.96
0.30
108.30
111.26
B
B
B
O4'
C1'
N1
DT
DT
DT
4
4
4
N
5
-3.03
0.50
117.00
113.97
B
B
B
C4
C5
C6
DA
DA
DA
6
6
6
N
5
2.06
0.30
108.30
110.36
B
B
B
O4'
C1'
N1
DT
DT
DT
7
7
7
N
5
-5.13
0.60
122.90
117.77
B
B
B
C6
C5
C7
DT
DT
DT
7
7
7
N
5
3.27
0.30
108.30
111.57
B
B
B
O4'
C1'
N1
DT
DT
DT
8
8
8
N
6
-14.22
1.90
104.00
89.78
A
A
A
O3'
P
O5'
DC
DA
DA
1
2
2
Y
6
-5.20
0.80
109.40
104.20
A
A
A
O5'
C5'
C4'
DA
DA
DA
2
2
2
N
6
7.96
0.30
108.30
116.26
A
A
A
O4'
C1'
N9
DA
DA
DA
2
2
2
N
6
-5.51
0.60
122.90
117.39
A
A
A
C6
C5
C7
DT
DT
DT
3
3
3
N
6
2.78
0.30
108.30
111.08
A
A
A
O4'
C1'
N1
DT
DT
DT
4
4
4
N
6
3.15
0.50
106.80
109.95
A
A
A
O4'
C1'
C2'
DA
DA
DA
6
6
6
N
6
2.26
0.30
108.30
110.56
A
A
A
O4'
C1'
N9
DA
DA
DA
6
6
6
N
6
-3.48
0.50
117.00
113.52
A
A
A
C4
C5
C6
DA
DA
DA
6
6
6
N
6
-5.80
0.60
122.90
117.10
A
A
A
C6
C5
C7
DT
DT
DT
7
7
7
N
6
3.31
0.30
108.30
111.61
A
A
A
O4'
C1'
N1
DT
DT
DT
8
8
8
N
6
-3.66
0.60
122.90
119.24
A
A
A
C6
C5
C7
DT
DT
DT
8
8
8
N
6
3.43
0.50
106.80
110.23
B
B
B
O4'
C1'
C2'
DA
DA
DA
2
2
2
N
6
2.17
0.30
108.30
110.47
B
B
B
O4'
C1'
N9
DA
DA
DA
2
2
2
N
6
-3.41
0.50
117.00
113.59
B
B
B
C4
C5
C6
DA
DA
DA
2
2
2
N
6
1.98
0.30
108.30
110.28
B
B
B
O4'
C1'
N1
DT
DT
DT
3
3
3
N
6
-5.76
0.60
122.90
117.14
B
B
B
C6
C5
C7
DT
DT
DT
3
3
3
N
6
3.00
0.30
108.30
111.30
B
B
B
O4'
C1'
N1
DT
DT
DT
4
4
4
N
6
-3.66
0.60
122.90
119.24
B
B
B
C6
C5
C7
DT
DT
DT
4
4
4
N
6
8.35
0.30
108.30
116.65
B
B
B
O4'
C1'
N9
DA
DA
DA
6
6
6
N
6
2.37
0.30
108.30
110.67
B
B
B
O4'
C1'
N1
DT
DT
DT
7
7
7
N
6
-5.52
0.60
122.90
117.38
B
B
B
C6
C5
C7
DT
DT
DT
7
7
7
N
6
4.16
0.30
108.30
112.46
B
B
B
O4'
C1'
N1
DT
DT
DT
8
8
8
N
6
-3.93
0.60
122.90
118.97
B
B
B
C6
C5
C7
DT
DT
DT
8
8
8
N
7
3.29
0.50
106.80
110.09
A
A
A
O4'
C1'
C2'
DA
DA
DA
2
2
2
N
7
2.73
0.30
108.30
111.03
A
A
A
O4'
C1'
N9
DA
DA
DA
2
2
2
N
7
-3.33
0.50
117.00
113.67
A
A
A
C4
C5
C6
DA
DA
DA
2
2
2
N
7
-3.64
0.60
118.60
114.96
A
A
A
N1
C6
N6
DA
DA
DA
2
2
2
N
7
2.34
0.30
108.30
110.64
A
A
A
O4'
C1'
N1
DT
DT
DT
3
3
3
N
7
-5.62
0.60
122.90
117.28
A
A
A
C6
C5
C7
DT
DT
DT
3
3
3
N
7
3.72
0.30
108.30
112.02
A
A
A
O4'
C1'
N1
DT
DT
DT
4
4
4
N
7
-3.70
0.60
122.90
119.20
A
A
A
C6
C5
C7
DT
DT
DT
4
4
4
N
7
3.51
0.50
106.80
110.31
A
A
A
O4'
C1'
C2'
DA
DA
DA
6
6
6
N
7
3.52
0.30
108.30
111.82
A
A
A
O4'
C1'
N9
DA
DA
DA
6
6
6
N
7
2.20
0.30
108.30
110.50
A
A
A
O4'
C1'
N1
DT
DT
DT
7
7
7
N
7
-5.33
0.60
122.90
117.57
A
A
A
C6
C5
C7
DT
DT
DT
7
7
7
N
7
3.78
0.30
108.30
112.08
A
A
A
O4'
C1'
N1
DT
DT
DT
8
8
8
N
7
3.77
0.50
106.80
110.57
B
B
B
O4'
C1'
C2'
DA
DA
DA
2
2
2
N
7
4.47
0.30
108.30
112.77
B
B
B
O4'
C1'
N9
DA
DA
DA
2
2
2
N
7
-3.13
0.50
117.00
113.87
B
B
B
C4
C5
C6
DA
DA
DA
2
2
2
N
7
2.43
0.30
108.30
110.73
B
B
B
O4'
C1'
N1
DT
DT
DT
3
3
3
N
7
-5.64
0.60
122.90
117.26
B
B
B
C6
C5
C7
DT
DT
DT
3
3
3
N
7
3.45
0.30
108.30
111.75
B
B
B
O4'
C1'
N1
DT
DT
DT
4
4
4
N
7
3.17
0.50
106.80
109.97
B
B
B
O4'
C1'
C2'
DA
DA
DA
6
6
6
N
7
2.10
0.30
108.30
110.40
B
B
B
O4'
C1'
N9
DA
DA
DA
6
6
6
N
7
-3.41
0.50
117.00
113.59
B
B
B
C4
C5
C6
DA
DA
DA
6
6
6
N
7
-5.61
0.60
122.90
117.29
B
B
B
C6
C5
C7
DT
DT
DT
7
7
7
N
7
3.86
0.30
108.30
112.16
B
B
B
O4'
C1'
N1
DT
DT
DT
8
8
8
N
7
-3.70
0.60
122.90
119.20
B
B
B
C6
C5
C7
DT
DT
DT
8
8
8
N
8
-3.28
0.50
117.00
113.72
A
A
A
C4
C5
C6
DA
DA
DA
2
2
2
N
8
3.67
0.60
119.00
122.67
A
A
A
C4
C5
C7
DT
DT
DT
3
3
3
N
8
-5.80
0.60
122.90
117.10
A
A
A
C6
C5
C7
DT
DT
DT
3
3
3
N
8
3.37
0.30
108.30
111.67
A
A
A
O4'
C1'
N1
DT
DT
DT
4
4
4
N
8
-3.76
0.60
122.90
119.14
A
A
A
C6
C5
C7
DT
DT
DT
4
4
4
N
8
-13.33
1.90
104.00
90.67
A
A
A
O3'
P
O5'
DC
DA
DA
5
6
6
Y
8
-4.84
0.80
109.40
104.56
A
A
A
O5'
C5'
C4'
DA
DA
DA
6
6
6
N
8
7.88
0.30
108.30
116.18
A
A
A
O4'
C1'
N9
DA
DA
DA
6
6
6
N
8
-5.35
0.60
122.90
117.55
A
A
A
C6
C5
C7
DT
DT
DT
7
7
7
N
8
2.97
0.30
108.30
111.27
A
A
A
O4'
C1'
N1
DT
DT
DT
8
8
8
N
8
3.36
0.50
106.80
110.16
B
B
B
O4'
C1'
C2'
DA
DA
DA
2
2
2
N
8
4.06
0.30
108.30
112.36
B
B
B
O4'
C1'
N9
DA
DA
DA
2
2
2
N
8
-3.03
0.50
117.00
113.97
B
B
B
C4
C5
C6
DA
DA
DA
2
2
2
N
8
2.17
0.30
108.30
110.47
B
B
B
O4'
C1'
N1
DT
DT
DT
3
3
3
N
8
-5.37
0.60
122.90
117.53
B
B
B
C6
C5
C7
DT
DT
DT
3
3
3
N
8
3.06
0.30
108.30
111.36
B
B
B
O4'
C1'
N1
DT
DT
DT
4
4
4
N
8
-3.60
0.60
122.90
119.30
B
B
B
C6
C5
C7
DT
DT
DT
4
4
4
N
8
3.07
0.50
106.80
109.87
B
B
B
O4'
C1'
C2'
DA
DA
DA
6
6
6
N
8
3.31
0.30
108.30
111.61
B
B
B
O4'
C1'
N9
DA
DA
DA
6
6
6
N
8
-3.25
0.50
117.00
113.75
B
B
B
C4
C5
C6
DA
DA
DA
6
6
6
N
8
3.71
0.60
119.00
122.71
B
B
B
C4
C5
C7
DT
DT
DT
7
7
7
N
8
-5.76
0.60
122.90
117.14
B
B
B
C6
C5
C7
DT
DT
DT
7
7
7
N
8
2.38
0.30
108.30
110.68
B
B
B
O4'
C1'
N1
DT
DT
DT
8
8
8
N
9
-15.13
1.90
104.00
88.87
A
A
A
O3'
P
O5'
DC
DA
DA
1
2
2
Y
9
7.66
0.30
108.30
115.96
A
A
A
O4'
C1'
N9
DA
DA
DA
2
2
2
N
9
-5.38
0.60
122.90
117.52
A
A
A
C6
C5
C7
DT
DT
DT
3
3
3
N
9
3.89
0.30
108.30
112.19
A
A
A
O4'
C1'
N1
DT
DT
DT
4
4
4
N
9
3.28
0.50
106.80
110.08
A
A
A
O4'
C1'
C2'
DA
DA
DA
6
6
6
N
9
2.02
0.30
108.30
110.32
A
A
A
O4'
C1'
N9
DA
DA
DA
6
6
6
N
9
-3.19
0.50
117.00
113.81
A
A
A
C4
C5
C6
DA
DA
DA
6
6
6
N
9
3.88
0.60
119.00
122.88
A
A
A
C4
C5
C7
DT
DT
DT
7
7
7
N
9
-6.02
0.60
122.90
116.88
A
A
A
C6
C5
C7
DT
DT
DT
7
7
7
N
9
-3.89
0.60
122.90
119.01
A
A
A
C6
C5
C7
DT
DT
DT
8
8
8
N
9
3.65
0.50
106.80
110.45
B
B
B
O4'
C1'
C2'
DA
DA
DA
2
2
2
N
9
2.84
0.30
108.30
111.14
B
B
B
O4'
C1'
N9
DA
DA
DA
2
2
2
N
9
-3.04
0.50
117.00
113.96
B
B
B
C4
C5
C6
DA
DA
DA
2
2
2
N
9
2.68
0.30
108.30
110.98
B
B
B
O4'
C1'
N1
DT
DT
DT
3
3
3
N
9
-5.43
0.60
122.90
117.47
B
B
B
C6
C5
C7
DT
DT
DT
3
3
3
N
9
2.99
0.30
108.30
111.29
B
B
B
O4'
C1'
N1
DT
DT
DT
4
4
4
N
9
3.61
0.50
106.80
110.41
B
B
B
O4'
C1'
C2'
DA
DA
DA
6
6
6
N
9
2.31
0.30
108.30
110.61
B
B
B
O4'
C1'
N9
DA
DA
DA
6
6
6
N
9
1.94
0.30
108.30
110.24
B
B
B
O4'
C1'
N1
DT
DT
DT
7
7
7
N
9
-5.43
0.60
122.90
117.47
B
B
B
C6
C5
C7
DT
DT
DT
7
7
7
N
9
4.55
0.30
108.30
112.85
B
B
B
O4'
C1'
N1
DT
DT
DT
8
8
8
N
10
3.36
0.50
106.80
110.16
A
A
A
O4'
C1'
C2'
DA
DA
DA
2
2
2
N
10
-3.57
0.50
117.00
113.43
A
A
A
C4
C5
C6
DA
DA
DA
2
2
2
N
10
-5.43
0.60
122.90
117.47
A
A
A
C6
C5
C7
DT
DT
DT
3
3
3
N
10
2.64
0.30
108.30
110.94
A
A
A
O4'
C1'
N1
DT
DT
DT
4
4
4
N
10
3.39
0.50
106.80
110.19
A
A
A
O4'
C1'
C2'
DA
DA
DA
6
6
6
N
10
-3.02
0.50
117.00
113.98
A
A
A
C4
C5
C6
DA
DA
DA
6
6
6
N
10
1.90
0.30
108.30
110.20
A
A
A
O4'
C1'
N1
DT
DT
DT
7
7
7
N
10
-5.40
0.60
122.90
117.50
A
A
A
C6
C5
C7
DT
DT
DT
7
7
7
N
10
2.68
0.30
108.30
110.98
A
A
A
O4'
C1'
N1
DT
DT
DT
8
8
8
N
10
-3.20
0.50
117.00
113.80
B
B
B
C4
C5
C6
DA
DA
DA
2
2
2
N
10
3.94
0.60
119.00
122.94
B
B
B
C4
C5
C7
DT
DT
DT
3
3
3
N
10
-6.03
0.60
122.90
116.87
B
B
B
C6
C5
C7
DT
DT
DT
3
3
3
N
10
1.97
0.30
108.30
110.27
B
B
B
O4'
C1'
N1
DT
DT
DT
4
4
4
N
10
-3.52
0.40
104.50
100.98
B
B
B
O4'
C4'
C3'
DC
DC
DC
5
5
5
N
10
2.57
0.30
108.30
110.87
B
B
B
O4'
C1'
N1
DC
DC
DC
5
5
5
N
10
-5.81
0.60
122.90
117.09
B
B
B
C6
C5
C7
DT
DT
DT
7
7
7
N
10
-3.64
0.60
122.90
119.26
B
B
B
C6
C5
C7
DT
DT
DT
8
8
8
N
6
A
A
C5'
C4'
DT
DT
8
8
0.046
0.007
1.512
1.558
N
8
A
A
C5'
C4'
DT
DT
4
4
0.047
0.007
1.512
1.559
N
DIMERIC SOLUTION STRUCTURE OF THE CYCLIC OCTAMER CD(CATTCATT)
1
N
N
1
N
N
covale
1.592
both
A
DC
1
A
P
DC
1
1_555
A
DT
8
A
O3'
DT
8
1_555
covale
1.593
both
B
DC
1
B
P
DC
1
1_555
B
DT
8
B
O3'
DT
8
1_555
hydrog
WATSON-CRICK
A
DA
2
A
N1
DA
2
1_555
B
DT
3
B
N3
DT
3
1_555
hydrog
WATSON-CRICK
A
DA
2
A
N6
DA
2
1_555
B
DT
3
B
O4
DT
3
1_555
hydrog
WATSON-CRICK
A
DT
3
A
N3
DT
3
1_555
B
DA
2
B
N1
DA
2
1_555
hydrog
WATSON-CRICK
A
DT
3
A
O4
DT
3
1_555
B
DA
2
B
N6
DA
2
1_555
hydrog
WATSON-CRICK
A
DA
6
A
N1
DA
6
1_555
B
DT
7
B
N3
DT
7
1_555
hydrog
WATSON-CRICK
A
DA
6
A
N6
DA
6
1_555
B
DT
7
B
O4
DT
7
1_555
hydrog
WATSON-CRICK
A
DT
7
A
N3
DT
7
1_555
B
DA
6
B
N1
DA
6
1_555
hydrog
WATSON-CRICK
A
DT
7
A
O4
DT
7
1_555
B
DA
6
B
N6
DA
6
1_555
DNA
QUADRUPLEX, FOUR-STRANDED structure, UNUSUAL DNA, BI-LOOP, DNA
1EU6
PDB
1
1EU6
1
8
1EU6
1
8
1EU6
A
1
1
8
1
8
1EU6
1
8
1EU6
B
1
1
8
1
P 1