1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
Patel, P.K.
Bhavesh, N.S.
Hosur, R.V.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
1
90.00
90.00
90.00
1.000
1.000
1.000
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
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
N
13
N
N
N
14
N
C
N
15
N
O
N
16
N
N
N
17
N
C
N
18
N
N
N
19
N
C
N
20
N
C
N
21
N
H
N
22
N
H
N
23
N
H
N
24
N
H
N
25
N
H
N
26
N
H
N
27
N
H
N
28
N
H
N
29
N
H
N
30
N
H
N
31
N
H
N
32
N
H
N
33
N
H
N
34
N
H
N
35
N
O
N
36
N
P
N
37
N
O
N
38
N
O
N
39
N
O
N
40
N
C
N
41
R
C
N
42
N
O
N
43
S
C
N
44
N
O
N
45
N
C
N
46
R
C
Y
47
N
N
Y
48
N
C
Y
49
N
N
Y
50
N
C
N
51
N
C
N
52
N
O
N
53
N
N
N
54
N
C
N
55
N
N
N
56
N
N
Y
57
N
C
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
H
N
72
N
O
N
73
N
P
N
74
N
O
N
75
N
O
N
76
N
O
N
77
N
C
N
78
R
C
N
79
N
O
N
80
S
C
N
81
N
O
N
82
N
C
N
83
R
C
N
84
N
N
N
85
N
C
N
86
N
O
N
87
N
N
N
88
N
C
N
89
N
O
N
90
N
C
N
91
N
C
N
92
N
C
N
93
N
H
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
1
N
sing
N
2
N
sing
N
3
N
doub
N
4
N
sing
N
5
N
sing
N
6
N
sing
N
7
N
sing
N
8
N
sing
N
9
N
sing
N
10
N
sing
N
11
N
sing
N
12
N
sing
N
13
N
sing
N
14
N
sing
N
15
N
sing
N
16
N
sing
N
17
N
sing
N
18
N
sing
N
19
N
sing
N
20
N
sing
N
21
N
sing
N
22
N
sing
N
23
N
sing
N
24
N
sing
N
25
N
sing
N
26
N
doub
N
27
N
sing
N
28
N
doub
N
29
N
sing
N
30
N
sing
N
31
N
sing
N
32
N
sing
N
33
N
doub
N
34
N
sing
N
35
N
sing
N
36
N
sing
N
37
N
sing
N
38
N
doub
N
39
N
sing
N
40
N
sing
N
41
N
sing
N
42
N
sing
N
43
N
sing
N
44
N
sing
N
45
N
sing
N
46
N
sing
N
47
N
sing
N
48
N
sing
N
49
N
sing
N
50
N
sing
N
51
N
sing
N
52
N
sing
N
53
N
sing
N
54
N
sing
N
55
N
sing
N
56
N
sing
N
57
N
sing
N
58
N
sing
Y
59
N
sing
Y
60
N
sing
Y
61
N
doub
N
62
N
sing
Y
63
N
sing
N
64
N
sing
Y
65
N
doub
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
sing
N
77
N
doub
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
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
doub
N
105
N
sing
N
106
N
sing
N
107
N
doub
N
108
N
sing
N
109
N
sing
N
110
N
sing
N
111
N
sing
US
Biochem.Biophys.Res.Commun.
BBRCA9
0146
0006-291X
270
967
971
10.1006/bbrc.2000.2479
10772934
NMR observation of a novel C-tetrad in the structure of the SV40 repeat sequence GGGCGG.
2000
10.2210/pdb1evo/pdb
pdb_00001evo
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
PARALLEL STRANDED DNA QUDRUPLEX INCORPORATING C-TETRAD
2498.639
DNA (5'-D(*TP*GP*GP*GP*CP*GP*GP*T)-3')
4
syn
polymer
no
no
(DT)(DG)(DG)(DG)(DC)(DG)(DG)(DT)
TGGGCGGT
O,P,Q,R
polydeoxyribonucleotide
n
n
n
n
n
n
n
n
database_2
pdbx_nmr_software
pdbx_struct_assembly
pdbx_struct_oper_list
chem_comp_atom
chem_comp_bond
repository
Initial release
Version format compliance
Version format compliance
Data collection
Database references
Derived calculations
Data collection
1
0
2000-05-01
1
1
2008-04-27
1
2
2011-07-13
1
3
2022-02-16
1
4
2024-05-22
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_pdbx_nmr_software.name
RCSB
Y
RCSB
2000-04-20
REL
Temperatyre dependent 1D spectra. Temperature was varied between -5 and 50 C
all calculated structures submitted
10
10
2D NOESY
2D NOESY
2D TOCSY
DQF-COSY
7.0
1
atm
K
7.0
1
atm
K
After simulated annealing-restrained molecular dynamics 16 structures for the quadruplex were selected on the basis of proper covalent geometries, symmetries and low energies for relaxation matrix refinement using IRMA (Iterative Relxation Matrix Analysis) protocol in DISCOVER. The input data included NOEs from 80, 120, 200 and 300 ms NOESY spectra. Three to four sets of calculations were performed by choosing different reference peaks for intensity normalizations. The isotropic correlation time was optimized for best NOE fits, which yielded a value of 5.0 ns.Finally 10 convergent quadruplex structures were selected on the basis of R1-factor and symmetry
Relaxaxtion matrix refinement
1
closest to the average
10 mM sodium phosphate, 0.2 mM EDTA and 200 mM NaCl
90% H2O/10% D2O
10 mM sodium phosphate, 0.2 mM EDTA and 200 mM NaCl
D2O
Varian
collection
VNMR
6.1
Varian
processing
VNMR
6.1
BIOSYM
processing
Felix
230 and 97
BIOSYM
structure solution
Discover
3.1
BIOSYM
refinement
IRMA
2.3
600
Varian
UNITYPLUS
T
301
n
1
DT
301
O
G
302
n
2
DG
302
O
G
303
n
3
DG
303
O
G
304
n
4
DG
304
O
C
305
n
5
DC
305
O
G
306
n
6
DG
306
O
G
307
n
7
DG
307
O
T
308
n
8
DT
308
O
T
101
n
1
DT
101
P
G
102
n
2
DG
102
P
G
103
n
3
DG
103
P
G
104
n
4
DG
104
P
C
105
n
5
DC
105
P
G
106
n
6
DG
106
P
G
107
n
7
DG
107
P
T
108
n
8
DT
108
P
T
201
n
1
DT
201
Q
G
202
n
2
DG
202
Q
G
203
n
3
DG
203
Q
G
204
n
4
DG
204
Q
C
205
n
5
DC
205
Q
G
206
n
6
DG
206
Q
G
207
n
7
DG
207
Q
T
208
n
8
DT
208
Q
T
401
n
1
DT
401
R
G
402
n
2
DG
402
R
G
403
n
3
DG
403
R
G
404
n
4
DG
404
R
C
405
n
5
DC
405
R
G
406
n
6
DG
406
R
G
407
n
7
DG
407
R
T
408
n
8
DT
408
R
author_defined_assembly
4
tetrameric
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
2.09
0.30
108.30
110.39
O
O
O
O4'
C1'
N1
DC
DC
DC
305
305
305
N
1
2.01
0.30
108.30
110.31
O
O
O
O4'
C1'
N1
DT
DT
DT
308
308
308
N
1
-3.89
0.60
122.90
119.01
O
O
O
C6
C5
C7
DT
DT
DT
308
308
308
N
1
-5.12
0.80
105.90
100.78
P
P
P
O4'
C1'
C2'
DG
DG
DG
104
104
104
N
1
2.67
0.30
108.30
110.97
P
P
P
O4'
C1'
N1
DC
DC
DC
105
105
105
N
1
2.20
0.30
108.30
110.50
P
P
P
O4'
C1'
N1
DT
DT
DT
108
108
108
N
1
-4.64
0.60
122.90
118.26
P
P
P
C6
C5
C7
DT
DT
DT
108
108
108
N
1
8.47
1.40
114.30
122.77
Q
Q
Q
N1
C1'
C2'
DT
DT
DT
201
201
201
N
1
-4.82
0.80
105.90
101.08
Q
Q
Q
O4'
C1'
C2'
DG
DG
DG
202
202
202
N
1
-4.82
0.80
105.90
101.08
Q
Q
Q
O4'
C1'
C2'
DG
DG
DG
204
204
204
N
1
-4.00
0.60
122.90
118.90
Q
Q
Q
C6
C5
C7
DT
DT
DT
208
208
208
N
1
-4.90
0.80
105.90
101.00
R
R
R
O4'
C1'
C2'
DG
DG
DG
404
404
404
N
1
4.13
0.30
108.30
112.43
R
R
R
O4'
C1'
N1
DC
DC
DC
405
405
405
N
1
2.95
0.30
108.30
111.25
R
R
R
O4'
C1'
N1
DT
DT
DT
408
408
408
N
1
-4.87
0.60
122.90
118.03
R
R
R
C6
C5
C7
DT
DT
DT
408
408
408
N
2
-4.82
0.80
105.90
101.08
O
O
O
O4'
C1'
C2'
DG
DG
DG
302
302
302
N
2
-4.92
0.80
105.90
100.98
O
O
O
O4'
C1'
C2'
DG
DG
DG
304
304
304
N
2
2.76
0.30
108.30
111.06
O
O
O
O4'
C1'
N1
DC
DC
DC
305
305
305
N
2
2.39
0.30
108.30
110.69
O
O
O
O4'
C1'
N1
DT
DT
DT
308
308
308
N
2
-4.34
0.60
122.90
118.56
O
O
O
C6
C5
C7
DT
DT
DT
308
308
308
N
2
-5.01
0.80
105.90
100.89
P
P
P
O4'
C1'
C2'
DG
DG
DG
104
104
104
N
2
1.88
0.30
108.30
110.18
P
P
P
O4'
C1'
N1
DC
DC
DC
105
105
105
N
2
2.22
0.30
108.30
110.52
P
P
P
O4'
C1'
N1
DT
DT
DT
108
108
108
N
2
-4.27
0.60
122.90
118.63
P
P
P
C6
C5
C7
DT
DT
DT
108
108
108
N
2
-5.10
0.80
105.90
100.80
Q
Q
Q
O4'
C1'
C2'
DG
DG
DG
202
202
202
N
2
2.52
0.30
108.30
110.82
Q
Q
Q
O4'
C1'
N1
DT
DT
DT
208
208
208
N
2
-4.45
0.60
122.90
118.45
Q
Q
Q
C6
C5
C7
DT
DT
DT
208
208
208
N
2
-4.83
0.80
105.90
101.07
R
R
R
O4'
C1'
C2'
DG
DG
DG
404
404
404
N
2
2.60
0.30
108.30
110.90
R
R
R
O4'
C1'
N1
DT
DT
DT
408
408
408
N
2
-4.39
0.60
122.90
118.51
R
R
R
C6
C5
C7
DT
DT
DT
408
408
408
N
3
-4.87
0.80
105.90
101.03
O
O
O
O4'
C1'
C2'
DG
DG
DG
304
304
304
N
3
2.00
0.30
108.30
110.30
O
O
O
O4'
C1'
N1
DC
DC
DC
305
305
305
N
3
2.92
0.30
108.30
111.22
O
O
O
O4'
C1'
N1
DT
DT
DT
308
308
308
N
3
-4.38
0.60
122.90
118.52
O
O
O
C6
C5
C7
DT
DT
DT
308
308
308
N
3
-5.12
0.80
105.90
100.78
P
P
P
O4'
C1'
C2'
DG
DG
DG
104
104
104
N
3
2.28
0.30
108.30
110.58
P
P
P
O4'
C1'
N1
DC
DC
DC
105
105
105
N
3
2.55
0.30
108.30
110.85
P
P
P
O4'
C1'
N1
DT
DT
DT
108
108
108
N
3
-4.06
0.60
122.90
118.84
P
P
P
C6
C5
C7
DT
DT
DT
108
108
108
N
3
2.37
0.30
108.30
110.67
Q
Q
Q
O4'
C1'
N1
DT
DT
DT
208
208
208
N
3
-4.23
0.60
122.90
118.67
Q
Q
Q
C6
C5
C7
DT
DT
DT
208
208
208
N
3
-5.02
0.80
105.90
100.88
R
R
R
O4'
C1'
C2'
DG
DG
DG
402
402
402
N
3
-5.05
0.80
105.90
100.85
R
R
R
O4'
C1'
C2'
DG
DG
DG
404
404
404
N
3
2.66
0.30
108.30
110.96
R
R
R
O4'
C1'
N1
DT
DT
DT
408
408
408
N
3
-4.36
0.60
122.90
118.54
R
R
R
C6
C5
C7
DT
DT
DT
408
408
408
N
4
8.41
1.40
114.30
122.71
O
O
O
N1
C1'
C2'
DT
DT
DT
301
301
301
N
4
-5.13
0.80
105.90
100.77
O
O
O
O4'
C1'
C2'
DG
DG
DG
302
302
302
N
4
2.41
0.30
108.30
110.71
O
O
O
O4'
C1'
N1
DC
DC
DC
305
305
305
N
4
1.94
0.30
108.30
110.24
O
O
O
O4'
C1'
N1
DT
DT
DT
308
308
308
N
4
-4.50
0.60
122.90
118.40
O
O
O
C6
C5
C7
DT
DT
DT
308
308
308
N
4
-5.03
0.80
105.90
100.87
P
P
P
O4'
C1'
C2'
DT
DT
DT
101
101
101
N
4
-4.88
0.80
105.90
101.02
P
P
P
O4'
C1'
C2'
DG
DG
DG
104
104
104
N
4
2.61
0.30
108.30
110.91
P
P
P
O4'
C1'
N1
DC
DC
DC
105
105
105
N
4
2.51
0.30
108.30
110.81
P
P
P
O4'
C1'
N1
DT
DT
DT
108
108
108
N
4
-3.79
0.60
122.90
119.11
P
P
P
C6
C5
C7
DT
DT
DT
108
108
108
N
4
-5.00
0.80
105.90
100.90
Q
Q
Q
O4'
C1'
C2'
DG
DG
DG
204
204
204
N
4
2.02
0.30
108.30
110.32
Q
Q
Q
O4'
C1'
N1
DC
DC
DC
205
205
205
N
4
2.97
0.30
108.30
111.27
Q
Q
Q
O4'
C1'
N1
DT
DT
DT
208
208
208
N
4
-4.75
0.60
122.90
118.15
Q
Q
Q
C6
C5
C7
DT
DT
DT
208
208
208
N
4
-5.20
0.80
105.90
100.70
R
R
R
O4'
C1'
C2'
DT
DT
DT
401
401
401
N
4
8.51
1.40
114.30
122.81
R
R
R
N1
C1'
C2'
DT
DT
DT
401
401
401
N
4
-4.84
0.80
105.90
101.06
R
R
R
O4'
C1'
C2'
DG
DG
DG
402
402
402
N
4
2.56
0.30
108.30
110.86
R
R
R
O4'
C1'
N1
DC
DC
DC
405
405
405
N
4
2.07
0.30
108.30
110.37
R
R
R
O4'
C1'
N1
DT
DT
DT
408
408
408
N
4
-4.04
0.60
122.90
118.86
R
R
R
C6
C5
C7
DT
DT
DT
408
408
408
N
5
-5.02
0.80
105.90
100.88
O
O
O
O4'
C1'
C2'
DG
DG
DG
304
304
304
N
5
2.09
0.30
108.30
110.39
O
O
O
O4'
C1'
N1
DT
DT
DT
308
308
308
N
5
-4.25
0.60
122.90
118.65
O
O
O
C6
C5
C7
DT
DT
DT
308
308
308
N
5
-4.84
0.80
105.90
101.06
P
P
P
O4'
C1'
C2'
DG
DG
DG
104
104
104
N
5
2.37
0.30
108.30
110.67
P
P
P
O4'
C1'
N1
DC
DC
DC
105
105
105
N
5
2.34
0.30
108.30
110.64
P
P
P
O4'
C1'
N1
DT
DT
DT
108
108
108
N
5
-4.16
0.60
122.90
118.74
P
P
P
C6
C5
C7
DT
DT
DT
108
108
108
N
5
-5.01
0.80
105.90
100.89
Q
Q
Q
O4'
C1'
C2'
DG
DG
DG
204
204
204
N
5
2.22
0.30
108.30
110.52
Q
Q
Q
O4'
C1'
N1
DT
DT
DT
208
208
208
N
5
-4.22
0.60
122.90
118.68
Q
Q
Q
C6
C5
C7
DT
DT
DT
208
208
208
N
5
-4.90
0.80
105.90
101.00
R
R
R
O4'
C1'
C2'
DG
DG
DG
404
404
404
N
5
2.05
0.30
108.30
110.35
R
R
R
O4'
C1'
N1
DC
DC
DC
405
405
405
N
5
2.39
0.30
108.30
110.69
R
R
R
O4'
C1'
N1
DT
DT
DT
408
408
408
N
5
-4.02
0.60
122.90
118.88
R
R
R
C6
C5
C7
DT
DT
DT
408
408
408
N
6
4.17
0.30
108.30
112.47
O
O
O
O4'
C1'
N1
DC
DC
DC
305
305
305
N
6
2.52
0.30
108.30
110.82
O
O
O
O4'
C1'
N1
DT
DT
DT
308
308
308
N
6
-4.27
0.60
122.90
118.63
O
O
O
C6
C5
C7
DT
DT
DT
308
308
308
N
6
-4.93
0.80
105.90
100.97
P
P
P
O4'
C1'
C2'
DG
DG
DG
102
102
102
N
6
-5.00
0.80
105.90
100.90
P
P
P
O4'
C1'
C2'
DG
DG
DG
104
104
104
N
6
2.10
0.30
108.30
110.40
P
P
P
O4'
C1'
N1
DC
DC
DC
105
105
105
N
6
2.41
0.30
108.30
110.71
P
P
P
O4'
C1'
N1
DT
DT
DT
108
108
108
N
6
-4.25
0.60
122.90
118.65
P
P
P
C6
C5
C7
DT
DT
DT
108
108
108
N
6
-5.01
0.80
105.90
100.89
Q
Q
Q
O4'
C1'
C2'
DG
DG
DG
204
204
204
N
6
1.82
0.30
108.30
110.12
Q
Q
Q
O4'
C1'
N1
DC
DC
DC
205
205
205
N
6
2.43
0.30
108.30
110.73
Q
Q
Q
O4'
C1'
N1
DT
DT
DT
208
208
208
N
6
-3.95
0.60
122.90
118.95
Q
Q
Q
C6
C5
C7
DT
DT
DT
208
208
208
N
6
-4.95
0.80
105.90
100.95
R
R
R
O4'
C1'
C2'
DG
DG
DG
404
404
404
N
6
2.33
0.30
108.30
110.63
R
R
R
O4'
C1'
N1
DC
DC
DC
405
405
405
N
6
2.25
0.30
108.30
110.55
R
R
R
O4'
C1'
N1
DT
DT
DT
408
408
408
N
6
-4.13
0.60
122.90
118.77
R
R
R
C6
C5
C7
DT
DT
DT
408
408
408
N
7
2.46
0.30
108.30
110.76
O
O
O
O4'
C1'
N1
DT
DT
DT
308
308
308
N
7
-4.27
0.60
122.90
118.63
O
O
O
C6
C5
C7
DT
DT
DT
308
308
308
N
7
8.47
1.40
114.30
122.77
P
P
P
N1
C1'
C2'
DT
DT
DT
101
101
101
N
7
-5.09
0.80
105.90
100.81
P
P
P
O4'
C1'
C2'
DG
DG
DG
104
104
104
N
7
2.54
0.30
108.30
110.84
P
P
P
O4'
C1'
N1
DT
DT
DT
108
108
108
N
7
-4.30
0.60
122.90
118.60
P
P
P
C6
C5
C7
DT
DT
DT
108
108
108
N
7
2.52
0.30
108.30
110.82
Q
Q
Q
O4'
C1'
N1
DT
DT
DT
208
208
208
N
7
-4.16
0.60
122.90
118.74
Q
Q
Q
C6
C5
C7
DT
DT
DT
208
208
208
N
7
-5.05
0.80
105.90
100.85
R
R
R
O4'
C1'
C2'
DG
DG
DG
402
402
402
N
7
-4.91
0.80
105.90
100.99
R
R
R
O4'
C1'
C2'
DG
DG
DG
404
404
404
N
7
2.17
0.30
108.30
110.47
R
R
R
O4'
C1'
N1
DT
DT
DT
408
408
408
N
7
-4.10
0.60
122.90
118.80
R
R
R
C6
C5
C7
DT
DT
DT
408
408
408
N
8
-4.80
0.80
105.90
101.10
O
O
O
O4'
C1'
C2'
DG
DG
DG
304
304
304
N
8
2.35
0.30
108.30
110.65
O
O
O
O4'
C1'
N1
DT
DT
DT
308
308
308
N
8
-4.19
0.60
122.90
118.71
O
O
O
C6
C5
C7
DT
DT
DT
308
308
308
N
8
-5.02
0.80
105.90
100.88
P
P
P
O4'
C1'
C2'
DG
DG
DG
102
102
102
N
8
-4.90
0.80
105.90
101.00
P
P
P
O4'
C1'
C2'
DG
DG
DG
104
104
104
N
8
2.23
0.30
108.30
110.53
P
P
P
O4'
C1'
N1
DT
DT
DT
108
108
108
N
8
-4.30
0.60
122.90
118.60
P
P
P
C6
C5
C7
DT
DT
DT
108
108
108
N
8
-4.91
0.80
105.90
100.99
Q
Q
Q
O4'
C1'
C2'
DG
DG
DG
202
202
202
N
8
-4.13
0.60
122.90
118.77
Q
Q
Q
C6
C5
C7
DT
DT
DT
208
208
208
N
8
-4.90
0.80
105.90
101.00
R
R
R
O4'
C1'
C2'
DG
DG
DG
402
402
402
N
8
2.25
0.30
108.30
110.55
R
R
R
O4'
C1'
N1
DT
DT
DT
408
408
408
N
8
-4.29
0.60
122.90
118.61
R
R
R
C6
C5
C7
DT
DT
DT
408
408
408
N
9
-4.84
0.80
105.90
101.06
O
O
O
O4'
C1'
C2'
DT
DT
DT
301
301
301
N
9
-4.86
0.80
105.90
101.04
O
O
O
O4'
C1'
C2'
DG
DG
DG
302
302
302
N
9
-4.96
0.80
105.90
100.94
O
O
O
O4'
C1'
C2'
DG
DG
DG
304
304
304
N
9
2.55
0.30
108.30
110.85
O
O
O
O4'
C1'
N1
DC
DC
DC
305
305
305
N
9
2.53
0.30
108.30
110.83
O
O
O
O4'
C1'
N1
DT
DT
DT
308
308
308
N
9
-4.26
0.60
122.90
118.64
O
O
O
C6
C5
C7
DT
DT
DT
308
308
308
N
9
-4.86
0.80
105.90
101.04
P
P
P
O4'
C1'
C2'
DG
DG
DG
104
104
104
N
9
2.38
0.30
108.30
110.68
P
P
P
O4'
C1'
N1
DT
DT
DT
108
108
108
N
9
-4.39
0.60
122.90
118.51
P
P
P
C6
C5
C7
DT
DT
DT
108
108
108
N
9
-4.88
0.80
105.90
101.02
Q
Q
Q
O4'
C1'
C2'
DG
DG
DG
202
202
202
N
9
-4.85
0.80
105.90
101.05
Q
Q
Q
O4'
C1'
C2'
DG
DG
DG
204
204
204
N
9
2.28
0.30
108.30
110.58
Q
Q
Q
O4'
C1'
N1
DT
DT
DT
208
208
208
N
9
-4.26
0.60
122.90
118.64
Q
Q
Q
C6
C5
C7
DT
DT
DT
208
208
208
N
9
-5.06
0.80
105.90
100.84
R
R
R
O4'
C1'
C2'
DG
DG
DG
402
402
402
N
9
-5.02
0.80
105.90
100.88
R
R
R
O4'
C1'
C2'
DG
DG
DG
404
404
404
N
9
3.54
0.30
108.30
111.84
R
R
R
O4'
C1'
N1
DC
DC
DC
405
405
405
N
9
2.71
0.30
108.30
111.01
R
R
R
O4'
C1'
N1
DT
DT
DT
408
408
408
N
9
-4.55
0.60
122.90
118.35
R
R
R
C6
C5
C7
DT
DT
DT
408
408
408
N
10
-4.87
0.80
105.90
101.03
O
O
O
O4'
C1'
C2'
DG
DG
DG
302
302
302
N
10
-4.83
0.80
105.90
101.07
O
O
O
O4'
C1'
C2'
DG
DG
DG
304
304
304
N
10
4.22
0.30
108.30
112.52
O
O
O
O4'
C1'
N1
DC
DC
DC
305
305
305
N
10
2.51
0.30
108.30
110.81
O
O
O
O4'
C1'
N1
DT
DT
DT
308
308
308
N
10
-4.43
0.60
122.90
118.47
O
O
O
C6
C5
C7
DT
DT
DT
308
308
308
N
10
-4.82
0.80
105.90
101.08
P
P
P
O4'
C1'
C2'
DG
DG
DG
104
104
104
N
10
2.31
0.30
108.30
110.61
P
P
P
O4'
C1'
N1
DT
DT
DT
108
108
108
N
10
-4.56
0.60
122.90
118.34
P
P
P
C6
C5
C7
DT
DT
DT
108
108
108
N
10
2.38
0.30
108.30
110.68
Q
Q
Q
O4'
C1'
N1
DT
DT
DT
201
201
201
N
10
-4.95
0.80
105.90
100.95
Q
Q
Q
O4'
C1'
C2'
DG
DG
DG
202
202
202
N
10
-4.91
0.80
105.90
100.99
Q
Q
Q
O4'
C1'
C2'
DG
DG
DG
204
204
204
N
10
3.83
0.30
108.30
112.13
Q
Q
Q
O4'
C1'
N1
DC
DC
DC
205
205
205
N
10
2.44
0.30
108.30
110.74
Q
Q
Q
O4'
C1'
N1
DT
DT
DT
208
208
208
N
10
-4.26
0.60
122.90
118.64
Q
Q
Q
C6
C5
C7
DT
DT
DT
208
208
208
N
10
-5.13
0.80
105.90
100.77
R
R
R
O4'
C1'
C2'
DG
DG
DG
404
404
404
N
10
2.61
0.30
108.30
110.91
R
R
R
O4'
C1'
N1
DC
DC
DC
405
405
405
N
10
2.43
0.30
108.30
110.73
R
R
R
O4'
C1'
N1
DT
DT
DT
408
408
408
N
10
-4.45
0.60
122.90
118.45
R
R
R
C6
C5
C7
DT
DT
DT
408
408
408
N
NMR OBSERVATION OF A NOVEL C-TETRAD
1
N
N
1
N
N
1
N
N
1
N
N
hydrog
TYPE_6_PAIR
O
DG
302
A
N1
DG
2
1_555
Q
DG
202
C
O6
DG
2
1_555
hydrog
TYPE_6_PAIR
O
DG
302
A
N2
DG
2
1_555
Q
DG
202
C
N7
DG
2
1_555
hydrog
TYPE_6_PAIR
O
DG
302
A
N7
DG
2
1_555
R
DG
402
D
N2
DG
2
1_555
hydrog
TYPE_6_PAIR
O
DG
302
A
O6
DG
2
1_555
R
DG
402
D
N1
DG
2
1_555
hydrog
TYPE_6_PAIR
O
DG
303
A
N1
DG
3
1_555
Q
DG
203
C
O6
DG
3
1_555
hydrog
TYPE_6_PAIR
O
DG
303
A
N2
DG
3
1_555
Q
DG
203
C
N7
DG
3
1_555
hydrog
TYPE_6_PAIR
O
DG
303
A
N7
DG
3
1_555
R
DG
403
D
N2
DG
3
1_555
hydrog
TYPE_6_PAIR
O
DG
303
A
O6
DG
3
1_555
R
DG
403
D
N1
DG
3
1_555
hydrog
TYPE_6_PAIR
O
DG
304
A
N1
DG
4
1_555
Q
DG
204
C
O6
DG
4
1_555
hydrog
TYPE_6_PAIR
O
DG
304
A
N2
DG
4
1_555
Q
DG
204
C
N7
DG
4
1_555
hydrog
TYPE_6_PAIR
O
DG
304
A
N7
DG
4
1_555
R
DG
404
D
N2
DG
4
1_555
hydrog
TYPE_6_PAIR
O
DG
304
A
O6
DG
4
1_555
R
DG
404
D
N1
DG
4
1_555
hydrog
DC-DC MISPAIR
O
DC
305
A
O2
DC
5
1_555
Q
DC
205
C
N4
DC
5
1_555
hydrog
DC-DC MISPAIR
O
DC
305
A
N4
DC
5
1_555
R
DC
405
D
O2
DC
5
1_555
hydrog
TYPE_6_PAIR
O
DG
306
A
N1
DG
6
1_555
Q
DG
206
C
O6
DG
6
1_555
hydrog
TYPE_6_PAIR
O
DG
306
A
N2
DG
6
1_555
Q
DG
206
C
N7
DG
6
1_555
hydrog
TYPE_6_PAIR
O
DG
306
A
N7
DG
6
1_555
R
DG
406
D
N2
DG
6
1_555
hydrog
TYPE_6_PAIR
O
DG
306
A
O6
DG
6
1_555
R
DG
406
D
N1
DG
6
1_555
hydrog
TYPE_6_PAIR
O
DG
307
A
N1
DG
7
1_555
Q
DG
207
C
O6
DG
7
1_555
hydrog
TYPE_6_PAIR
O
DG
307
A
N2
DG
7
1_555
Q
DG
207
C
N7
DG
7
1_555
hydrog
TYPE_6_PAIR
O
DG
307
A
N7
DG
7
1_555
R
DG
407
D
N2
DG
7
1_555
hydrog
TYPE_6_PAIR
O
DG
307
A
O6
DG
7
1_555
R
DG
407
D
N1
DG
7
1_555
hydrog
DT-DT MISPAIR
O
DT
308
A
N3
DT
8
1_555
Q
DT
208
C
O4
DT
8
1_555
hydrog
DT-DT MISPAIR
O
DT
308
A
O4
DT
8
1_555
R
DT
408
D
N3
DT
8
1_555
hydrog
TYPE_6_PAIR
P
DG
102
B
N7
DG
2
1_555
Q
DG
202
C
N2
DG
2
1_555
hydrog
TYPE_6_PAIR
P
DG
102
B
O6
DG
2
1_555
Q
DG
202
C
N1
DG
2
1_555
hydrog
TYPE_6_PAIR
P
DG
102
B
N1
DG
2
1_555
R
DG
402
D
O6
DG
2
1_555
hydrog
TYPE_6_PAIR
P
DG
102
B
N2
DG
2
1_555
R
DG
402
D
N7
DG
2
1_555
hydrog
TYPE_6_PAIR
P
DG
103
B
N7
DG
3
1_555
Q
DG
203
C
N2
DG
3
1_555
hydrog
TYPE_6_PAIR
P
DG
103
B
O6
DG
3
1_555
Q
DG
203
C
N1
DG
3
1_555
hydrog
TYPE_6_PAIR
P
DG
103
B
N1
DG
3
1_555
R
DG
403
D
O6
DG
3
1_555
hydrog
TYPE_6_PAIR
P
DG
103
B
N2
DG
3
1_555
R
DG
403
D
N7
DG
3
1_555
hydrog
TYPE_6_PAIR
P
DG
104
B
N7
DG
4
1_555
Q
DG
204
C
N2
DG
4
1_555
hydrog
TYPE_6_PAIR
P
DG
104
B
O6
DG
4
1_555
Q
DG
204
C
N1
DG
4
1_555
hydrog
TYPE_6_PAIR
P
DG
104
B
N1
DG
4
1_555
R
DG
404
D
O6
DG
4
1_555
hydrog
TYPE_6_PAIR
P
DG
104
B
N2
DG
4
1_555
R
DG
404
D
N7
DG
4
1_555
hydrog
DC-DC MISPAIR
P
DC
105
B
N4
DC
5
1_555
Q
DC
205
C
O2
DC
5
1_555
hydrog
DC-DC MISPAIR
P
DC
105
B
O2
DC
5
1_555
R
DC
405
D
N4
DC
5
1_555
hydrog
TYPE_6_PAIR
P
DG
106
B
N7
DG
6
1_555
Q
DG
206
C
N2
DG
6
1_555
hydrog
TYPE_6_PAIR
P
DG
106
B
O6
DG
6
1_555
Q
DG
206
C
N1
DG
6
1_555
hydrog
TYPE_6_PAIR
P
DG
106
B
N1
DG
6
1_555
R
DG
406
D
O6
DG
6
1_555
hydrog
TYPE_6_PAIR
P
DG
106
B
N2
DG
6
1_555
R
DG
406
D
N7
DG
6
1_555
hydrog
TYPE_6_PAIR
P
DG
107
B
N7
DG
7
1_555
Q
DG
207
C
N2
DG
7
1_555
hydrog
TYPE_6_PAIR
P
DG
107
B
O6
DG
7
1_555
Q
DG
207
C
N1
DG
7
1_555
hydrog
TYPE_6_PAIR
P
DG
107
B
N1
DG
7
1_555
R
DG
407
D
O6
DG
7
1_555
hydrog
TYPE_6_PAIR
P
DG
107
B
N2
DG
7
1_555
R
DG
407
D
N7
DG
7
1_555
hydrog
DT-DT MISPAIR
P
DT
108
B
O4
DT
8
1_555
Q
DT
208
C
N3
DT
8
1_555
hydrog
DT-DT MISPAIR
P
DT
108
B
N3
DT
8
1_555
R
DT
408
D
O4
DT
8
1_555
DNA
NMR structure; G-quadruplex; C-tetrad; GGGCGG repeat, SV40, DNA
1EVO
PDB
1
1EVO
301
308
1EVO
301
308
1EVO
O
1
1
8
101
108
1EVO
101
108
1EVO
P
1
1
8
201
208
1EVO
201
208
1EVO
Q
1
1
8
401
408
1EVO
401
408
1EVO
R
1
1
8
1
P 1