0.053784
0.031052
0.000000
0.000000
0.062104
0.000000
0.000000
0.000000
0.013755
0.00000
0.00000
0.00000
Chatake, T.
Sunami, T.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
6
90.00
90.00
120.00
18.593
18.593
72.700
Cl -1
35.453
CHLORIDE ION
non-polymer
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
H2 O
18.015
WATER
non-polymer
Mg 2
24.305
MAGNESIUM ION
non-polymer
N
1
N
CL
N
2
N
O
N
3
N
P
N
4
N
O
N
5
N
O
N
6
N
O
N
7
N
C
N
8
R
C
N
9
N
O
N
10
S
C
N
11
N
O
N
12
N
C
N
13
R
C
N
14
N
N
N
15
N
C
N
16
N
O
N
17
N
N
N
18
N
C
N
19
N
N
N
20
N
C
N
21
N
C
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
H
N
36
N
O
N
37
N
P
N
38
N
O
N
39
N
O
N
40
N
O
N
41
N
C
N
42
R
C
N
43
N
O
N
44
S
C
N
45
N
O
N
46
N
C
N
47
R
C
Y
48
N
N
Y
49
N
C
Y
50
N
N
Y
51
N
C
N
52
N
C
N
53
N
O
N
54
N
N
N
55
N
C
N
56
N
N
N
57
N
N
Y
58
N
C
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
H
N
73
N
O
N
74
N
H
N
75
N
H
N
76
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
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
US
J.Inorg.Biochem.
JIBIDJ
0525
0162-0134
124
15
25
10.1016/j.jinorgbio.2013.03.004
23578858
Direct interactions between Z-DNA and alkaline earth cations, discovered in the presence of high concentrations of MgCl2 and CaCl2
2013
10.2210/pdb4fs5/pdb
pdb_00004fs5
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
1
CCD
2008-02-13
ADSC QUANTUM 315
Fixed exit Si (111) double crystal monochromator
SINGLE WAVELENGTH
M
x-ray
1
1
1.0
BL38B1
SPring-8
1
SYNCHROTRON
SPRING-8 BEAMLINE BL38B1
1810.205
DNA (5'-D(*CP*GP*CP*GP*CP*G)-3')
2
syn
polymer
24.305
MAGNESIUM ION
10
syn
non-polymer
35.453
CHLORIDE ION
4
syn
non-polymer
18.015
water
73
nat
water
no
no
(DC)(DG)(DC)(DG)(DC)(DG)
CGCGCG
A,B
polydeoxyribonucleotide
n
n
n
n
n
n
1
2.00
38.62
TEMPERATURE CONTROL
7.0
2.0mM DNA, 20mM Na cacodylate, 30% 2-methyl-2,4-pentainediol, 500mM MgCl2, pH 7.0, TEMPERATURE CONTROL, temperature 293K
293
-2.372
1
19
A
1
B
12
0.020
A_DC1:DG12_B
1
-10.999
-0.240
0.103
-0.158
-8.408
1
19
A
2
B
11
0.833
A_DG2:DC11_B
2
0.067
0.278
-0.174
-0.124
3.515
1
19
A
3
B
10
1.307
A_DC3:DG10_B
3
-6.764
-0.258
-0.135
-0.081
-3.004
1
19
A
4
B
9
0.563
A_DG4:DC9_B
4
-6.202
0.266
-0.063
-0.063
7.558
1
19
A
5
B
8
2.545
A_DC5:DG8_B
5
-0.892
-0.262
-0.127
-0.150
4.568
1
19
A
6
B
7
0.846
A_DG6:DC7_B
6
-11.064
0.197
0.099
-0.134
5.785
-11.825
A
A
1
2
33.431
B
B
12
11
3.468
-6.473
0.285
5.460
AA_DC1DG2:DC11DG12_BB
1
1.940
10.021
-9.710
-13.038
5.417
3.098
-47.852
A
A
2
3
5.812
B
B
11
10
3.190
-4.707
0.101
-0.856
AA_DG2DC3:DG10DC11_BB
2
-0.958
-1.183
-47.624
1.415
0.051
6.226
-14.176
A
A
3
4
38.134
B
B
10
9
3.537
-8.739
-0.014
5.595
AA_DC3DG4:DC9DG10_BB
3
-0.385
-1.680
-11.166
-9.078
-0.657
3.080
-47.643
A
A
4
5
6.857
B
B
9
8
3.199
-5.528
-0.019
-0.920
AA_DG4DC5:DG8DC9_BB
4
0.564
0.700
-47.336
1.565
0.020
5.329
-11.701
A
A
5
6
25.098
B
B
8
7
3.435
-4.937
-0.294
5.459
AA_DC5DG6:DC7DG8_BB
5
-1.720
-8.746
-10.472
-17.235
-4.766
chem_comp_atom
chem_comp_bond
database_2
pdbx_initial_refinement_model
pdbx_struct_conn_angle
struct_conn
struct_site
repository
Initial release
Data collection
Database references
Derived calculations
Refinement description
1
0
2013-05-15
1
1
2023-11-08
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_pdbx_struct_conn_angle.ptnr1_auth_asym_id
_pdbx_struct_conn_angle.ptnr1_auth_comp_id
_pdbx_struct_conn_angle.ptnr1_auth_seq_id
_pdbx_struct_conn_angle.ptnr1_label_asym_id
_pdbx_struct_conn_angle.ptnr1_label_atom_id
_pdbx_struct_conn_angle.ptnr1_label_comp_id
_pdbx_struct_conn_angle.ptnr1_label_seq_id
_pdbx_struct_conn_angle.ptnr2_auth_seq_id
_pdbx_struct_conn_angle.ptnr2_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.ptnr1_auth_asym_id
_struct_conn.ptnr1_auth_comp_id
_struct_conn.ptnr1_auth_seq_id
_struct_conn.ptnr1_label_asym_id
_struct_conn.ptnr1_label_atom_id
_struct_conn.ptnr1_label_comp_id
_struct_conn.ptnr1_label_seq_id
_struct_conn.ptnr2_auth_asym_id
_struct_conn.ptnr2_auth_comp_id
_struct_conn.ptnr2_auth_seq_id
_struct_conn.ptnr2_label_asym_id
_struct_conn.ptnr2_label_atom_id
_struct_conn.ptnr2_label_comp_id
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
RCSB
Y
PDBJ
2012-06-26
REL
REL
MG
MAGNESIUM ION
CL
CHLORIDE ION
HOH
water
Chemical synthesis
sample
1IO5
PDB ENTRY 1IO5
PDB
experimental model
MG
1
2
MG
MG
101
A
MG
2
2
MG
MG
102
A
MG
3
2
MG
MG
103
A
MG
4
2
MG
MG
104
A
MG
5
2
MG
MG
105
A
MG
6
2
MG
MG
106
A
MG
7
2
MG
MG
107
A
MG
8
2
MG
MG
108
A
MG
10
2
MG
MG
109
A
CL
11
3
CL
CL
110
A
CL
12
3
CL
CL
111
A
MG
9
2
MG
MG
101
B
CL
13
3
CL
CL
102
B
CL
14
3
CL
CL
103
B
HOH
1
4
HOH
HOH
201
A
HOH
2
4
HOH
HOH
202
A
HOH
3
4
HOH
HOH
203
A
HOH
4
4
HOH
HOH
204
A
HOH
5
4
HOH
HOH
205
A
HOH
6
4
HOH
HOH
206
A
HOH
7
4
HOH
HOH
207
A
HOH
8
4
HOH
HOH
208
A
HOH
9
4
HOH
HOH
209
A
HOH
10
4
HOH
HOH
210
A
HOH
11
4
HOH
HOH
211
A
HOH
12
4
HOH
HOH
212
A
HOH
13
4
HOH
HOH
213
A
HOH
14
4
HOH
HOH
214
A
HOH
15
4
HOH
HOH
215
A
HOH
16
4
HOH
HOH
216
A
HOH
17
4
HOH
HOH
217
A
HOH
18
4
HOH
HOH
218
A
HOH
19
4
HOH
HOH
219
A
HOH
20
4
HOH
HOH
220
A
HOH
21
4
HOH
HOH
221
A
HOH
22
4
HOH
HOH
222
A
HOH
23
4
HOH
HOH
223
A
HOH
24
4
HOH
HOH
224
A
HOH
25
4
HOH
HOH
225
A
HOH
26
4
HOH
HOH
226
A
HOH
27
4
HOH
HOH
227
A
HOH
28
4
HOH
HOH
228
A
HOH
29
4
HOH
HOH
229
A
HOH
30
4
HOH
HOH
230
A
HOH
31
4
HOH
HOH
231
A
HOH
32
4
HOH
HOH
232
A
HOH
33
4
HOH
HOH
233
A
HOH
36
4
HOH
HOH
234
A
HOH
38
4
HOH
HOH
235
A
HOH
40
4
HOH
HOH
236
A
HOH
43
4
HOH
HOH
237
A
HOH
45
4
HOH
HOH
238
A
HOH
46
4
HOH
HOH
239
A
HOH
50
4
HOH
HOH
240
A
HOH
51
4
HOH
HOH
241
A
HOH
52
4
HOH
HOH
242
A
HOH
53
4
HOH
HOH
243
A
HOH
55
4
HOH
HOH
244
A
HOH
56
4
HOH
HOH
245
A
HOH
58
4
HOH
HOH
246
A
HOH
59
4
HOH
HOH
247
A
HOH
68
4
HOH
HOH
248
A
HOH
69
4
HOH
HOH
249
A
HOH
70
4
HOH
HOH
250
A
HOH
71
4
HOH
HOH
251
A
HOH
73
4
HOH
HOH
252
A
HOH
34
4
HOH
HOH
201
B
HOH
35
4
HOH
HOH
202
B
HOH
37
4
HOH
HOH
203
B
HOH
39
4
HOH
HOH
204
B
HOH
41
4
HOH
HOH
205
B
HOH
42
4
HOH
HOH
206
B
HOH
44
4
HOH
HOH
207
B
HOH
47
4
HOH
HOH
208
B
HOH
48
4
HOH
HOH
209
B
HOH
49
4
HOH
HOH
210
B
HOH
54
4
HOH
HOH
211
B
HOH
57
4
HOH
HOH
212
B
HOH
60
4
HOH
HOH
213
B
HOH
61
4
HOH
HOH
214
B
HOH
62
4
HOH
HOH
215
B
HOH
63
4
HOH
HOH
216
B
HOH
64
4
HOH
HOH
217
B
HOH
65
4
HOH
HOH
218
B
HOH
66
4
HOH
HOH
219
B
HOH
67
4
HOH
HOH
220
B
HOH
72
4
HOH
HOH
221
B
CYT
1
n
1
DC
1
A
GUA
2
n
2
DG
2
A
CYT
3
n
3
DC
3
A
GUA
4
n
4
DG
4
A
CYT
5
n
5
DC
5
A
GUA
6
n
6
DG
6
A
CYT
7
n
1
DC
7
B
GUA
8
n
2
DG
8
B
CYT
9
n
3
DC
9
B
GUA
10
n
4
DG
10
B
CYT
11
n
5
DC
11
B
GUA
12
n
6
DG
12
B
author_and_software_defined_assembly
PISA
2
dimeric
2100
-110
2350
A
DG
2
A
OP1
DG
2
1_555
A
MG
101
C
MG
MG
1_555
A
HOH
201
Q
O
HOH
1_555
167.6
A
DG
2
A
OP1
DG
2
1_555
A
MG
101
C
MG
MG
1_555
A
HOH
202
Q
O
HOH
1_555
87.1
A
HOH
201
Q
O
HOH
1_555
A
MG
101
C
MG
MG
1_555
A
HOH
202
Q
O
HOH
1_555
91.7
A
DG
2
A
OP1
DG
2
1_555
A
MG
101
C
MG
MG
1_555
A
HOH
203
Q
O
HOH
1_555
92.4
A
HOH
201
Q
O
HOH
1_555
A
MG
101
C
MG
MG
1_555
A
HOH
203
Q
O
HOH
1_555
75.8
A
HOH
202
Q
O
HOH
1_555
A
MG
101
C
MG
MG
1_555
A
HOH
203
Q
O
HOH
1_555
67.7
A
DG
2
A
OP1
DG
2
1_555
A
MG
101
C
MG
MG
1_555
A
HOH
204
Q
O
HOH
1_555
91.6
A
HOH
201
Q
O
HOH
1_555
A
MG
101
C
MG
MG
1_555
A
HOH
204
Q
O
HOH
1_555
100.7
A
HOH
202
Q
O
HOH
1_555
A
MG
101
C
MG
MG
1_555
A
HOH
204
Q
O
HOH
1_555
103.1
A
HOH
203
Q
O
HOH
1_555
A
MG
101
C
MG
MG
1_555
A
HOH
204
Q
O
HOH
1_555
169.8
A
DG
2
A
OP2
DG
2
1_555
A
MG
102
D
MG
MG
1_555
A
HOH
205
Q
O
HOH
1_555
82.7
A
DG
2
A
OP2
DG
2
1_555
A
MG
102
D
MG
MG
1_555
A
HOH
206
Q
O
HOH
1_555
168.3
A
HOH
205
Q
O
HOH
1_555
A
MG
102
D
MG
MG
1_555
A
HOH
206
Q
O
HOH
1_555
86.7
A
DG
2
A
OP2
DG
2
1_555
A
MG
102
D
MG
MG
1_555
A
HOH
207
Q
O
HOH
1_555
94.4
A
HOH
205
Q
O
HOH
1_555
A
MG
102
D
MG
MG
1_555
A
HOH
207
Q
O
HOH
1_555
88.2
A
HOH
206
Q
O
HOH
1_555
A
MG
102
D
MG
MG
1_555
A
HOH
207
Q
O
HOH
1_555
90.2
A
DG
2
A
OP2
DG
2
1_555
A
MG
102
D
MG
MG
1_555
A
HOH
208
Q
O
HOH
1_555
85.3
A
HOH
205
Q
O
HOH
1_555
A
MG
102
D
MG
MG
1_555
A
HOH
208
Q
O
HOH
1_555
89.3
A
HOH
206
Q
O
HOH
1_555
A
MG
102
D
MG
MG
1_555
A
HOH
208
Q
O
HOH
1_555
89.6
A
HOH
207
Q
O
HOH
1_555
A
MG
102
D
MG
MG
1_555
A
HOH
208
Q
O
HOH
1_555
177.5
A
DC
3
A
OP1
DC
3
1_555
A
MG
105
G
MG
MG
1_555
A
HOH
217
Q
O
HOH
1_555
177.3
A
DC
3
A
OP1
DC
3
1_555
A
MG
105
G
MG
MG
1_555
A
HOH
218
Q
O
HOH
1_555
91.1
A
HOH
217
Q
O
HOH
1_555
A
MG
105
G
MG
MG
1_555
A
HOH
218
Q
O
HOH
1_555
86.9
A
DC
3
A
OP1
DC
3
1_555
A
MG
105
G
MG
MG
1_555
A
HOH
219
Q
O
HOH
1_555
98.3
A
HOH
217
Q
O
HOH
1_555
A
MG
105
G
MG
MG
1_555
A
HOH
219
Q
O
HOH
1_555
83.1
A
HOH
218
Q
O
HOH
1_555
A
MG
105
G
MG
MG
1_555
A
HOH
219
Q
O
HOH
1_555
78.4
A
DC
3
A
OP1
DC
3
1_555
A
MG
105
G
MG
MG
1_555
A
HOH
220
Q
O
HOH
1_555
99.1
A
HOH
217
Q
O
HOH
1_555
A
MG
105
G
MG
MG
1_555
A
HOH
220
Q
O
HOH
1_555
79.3
A
HOH
218
Q
O
HOH
1_555
A
MG
105
G
MG
MG
1_555
A
HOH
220
Q
O
HOH
1_555
94.2
A
HOH
219
Q
O
HOH
1_555
A
MG
105
G
MG
MG
1_555
A
HOH
220
Q
O
HOH
1_555
161.2
A
DC
3
A
OP2
DC
3
1_555
A
MG
106
H
MG
MG
1_555
A
HOH
221
Q
O
HOH
1_555
93.9
A
DC
3
A
OP2
DC
3
1_555
A
MG
106
H
MG
MG
1_555
A
HOH
222
Q
O
HOH
1_555
171.4
A
HOH
221
Q
O
HOH
1_555
A
MG
106
H
MG
MG
1_555
A
HOH
222
Q
O
HOH
1_555
83.8
A
DC
3
A
OP2
DC
3
1_555
A
MG
106
H
MG
MG
1_555
A
HOH
223
Q
O
HOH
1_555
99.2
A
HOH
221
Q
O
HOH
1_555
A
MG
106
H
MG
MG
1_555
A
HOH
223
Q
O
HOH
1_555
84.5
A
HOH
222
Q
O
HOH
1_555
A
MG
106
H
MG
MG
1_555
A
HOH
223
Q
O
HOH
1_555
88.8
A
DC
3
A
OP2
DC
3
1_555
A
MG
106
H
MG
MG
1_555
A
HOH
224
Q
O
HOH
1_555
87.3
A
HOH
221
Q
O
HOH
1_555
A
MG
106
H
MG
MG
1_555
A
HOH
224
Q
O
HOH
1_555
88.1
A
HOH
222
Q
O
HOH
1_555
A
MG
106
H
MG
MG
1_555
A
HOH
224
Q
O
HOH
1_555
84.3
A
HOH
223
Q
O
HOH
1_555
A
MG
106
H
MG
MG
1_555
A
HOH
224
Q
O
HOH
1_555
170.4
A
DG
4
A
OP1
DG
4
1_555
A
MG
107
I
MG
MG
1_555
A
HOH
225
Q
O
HOH
1_555
83.3
A
DG
4
A
OP1
DG
4
1_555
A
MG
107
I
MG
MG
1_555
A
HOH
226
Q
O
HOH
1_555
175.5
A
HOH
225
Q
O
HOH
1_555
A
MG
107
I
MG
MG
1_555
A
HOH
226
Q
O
HOH
1_555
92.3
A
DG
4
A
OP1
DG
4
1_555
A
MG
107
I
MG
MG
1_555
A
HOH
227
Q
O
HOH
1_555
102.6
A
HOH
225
Q
O
HOH
1_555
A
MG
107
I
MG
MG
1_555
A
HOH
227
Q
O
HOH
1_555
87.9
A
HOH
226
Q
O
HOH
1_555
A
MG
107
I
MG
MG
1_555
A
HOH
227
Q
O
HOH
1_555
78.2
A
DG
4
A
OP1
DG
4
1_555
A
MG
107
I
MG
MG
1_555
A
HOH
228
Q
O
HOH
1_555
84.5
A
HOH
225
Q
O
HOH
1_555
A
MG
107
I
MG
MG
1_555
A
HOH
228
Q
O
HOH
1_555
78.1
A
HOH
226
Q
O
HOH
1_555
A
MG
107
I
MG
MG
1_555
A
HOH
228
Q
O
HOH
1_555
93.6
A
HOH
227
Q
O
HOH
1_555
A
MG
107
I
MG
MG
1_555
A
HOH
228
Q
O
HOH
1_555
163.5
A
DG
4
A
OP2
DG
4
1_555
A
MG
108
J
MG
MG
1_555
A
HOH
229
Q
O
HOH
1_555
170.9
A
DG
4
A
OP2
DG
4
1_555
A
MG
108
J
MG
MG
1_555
A
HOH
230
Q
O
HOH
1_555
86.8
A
HOH
229
Q
O
HOH
1_555
A
MG
108
J
MG
MG
1_555
A
HOH
230
Q
O
HOH
1_555
84.4
A
DG
4
A
OP2
DG
4
1_555
A
MG
108
J
MG
MG
1_555
A
HOH
231
Q
O
HOH
1_555
91.8
A
HOH
229
Q
O
HOH
1_555
A
MG
108
J
MG
MG
1_555
A
HOH
231
Q
O
HOH
1_555
89.9
A
HOH
230
Q
O
HOH
1_555
A
MG
108
J
MG
MG
1_555
A
HOH
231
Q
O
HOH
1_555
87.1
A
DG
4
A
OP2
DG
4
1_555
A
MG
108
J
MG
MG
1_555
A
HOH
232
Q
O
HOH
1_555
94.8
A
HOH
229
Q
O
HOH
1_555
A
MG
108
J
MG
MG
1_555
A
HOH
232
Q
O
HOH
1_555
83.7
A
HOH
230
Q
O
HOH
1_555
A
MG
108
J
MG
MG
1_555
A
HOH
232
Q
O
HOH
1_555
94.3
A
HOH
231
Q
O
HOH
1_555
A
MG
108
J
MG
MG
1_555
A
HOH
232
Q
O
HOH
1_555
173.3
A
DC
5
A
OP1
DC
5
1_555
A
MG
103
E
MG
MG
1_555
A
HOH
209
Q
O
HOH
1_555
92.2
A
DC
5
A
OP1
DC
5
1_555
A
MG
103
E
MG
MG
1_555
A
HOH
210
Q
O
HOH
1_555
169.1
A
HOH
209
Q
O
HOH
1_555
A
MG
103
E
MG
MG
1_555
A
HOH
210
Q
O
HOH
1_555
94.2
A
DC
5
A
OP1
DC
5
1_555
A
MG
103
E
MG
MG
1_555
A
HOH
211
Q
O
HOH
1_555
93.7
A
HOH
209
Q
O
HOH
1_555
A
MG
103
E
MG
MG
1_555
A
HOH
211
Q
O
HOH
1_555
85.8
A
HOH
210
Q
O
HOH
1_555
A
MG
103
E
MG
MG
1_555
A
HOH
211
Q
O
HOH
1_555
78.0
A
DC
5
A
OP1
DC
5
1_555
A
MG
103
E
MG
MG
1_555
A
HOH
212
Q
O
HOH
1_555
83.9
A
HOH
209
Q
O
HOH
1_555
A
MG
103
E
MG
MG
1_555
A
HOH
212
Q
O
HOH
1_555
98.3
A
HOH
210
Q
O
HOH
1_555
A
MG
103
E
MG
MG
1_555
A
HOH
212
Q
O
HOH
1_555
103.9
A
HOH
211
Q
O
HOH
1_555
A
MG
103
E
MG
MG
1_555
A
HOH
212
Q
O
HOH
1_555
175.4
A
DC
5
A
OP2
DC
5
1_555
A
MG
104
F
MG
MG
1_555
A
HOH
213
Q
O
HOH
1_555
179.7
A
DC
5
A
OP2
DC
5
1_555
A
MG
104
F
MG
MG
1_555
A
HOH
214
Q
O
HOH
1_555
96.7
A
HOH
213
Q
O
HOH
1_555
A
MG
104
F
MG
MG
1_555
A
HOH
214
Q
O
HOH
1_555
83.5
A
DC
5
A
OP2
DC
5
1_555
A
MG
104
F
MG
MG
1_555
A
HOH
215
Q
O
HOH
1_555
88.9
A
HOH
213
Q
O
HOH
1_555
A
MG
104
F
MG
MG
1_555
A
HOH
215
Q
O
HOH
1_555
91.3
A
HOH
214
Q
O
HOH
1_555
A
MG
104
F
MG
MG
1_555
A
HOH
215
Q
O
HOH
1_555
89.5
A
DC
5
A
OP2
DC
5
1_555
A
MG
104
F
MG
MG
1_555
A
HOH
216
Q
O
HOH
1_555
92.6
A
HOH
213
Q
O
HOH
1_555
A
MG
104
F
MG
MG
1_555
A
HOH
216
Q
O
HOH
1_555
87.2
A
HOH
214
Q
O
HOH
1_555
A
MG
104
F
MG
MG
1_555
A
HOH
216
Q
O
HOH
1_555
92.6
A
HOH
215
Q
O
HOH
1_555
A
MG
104
F
MG
MG
1_555
A
HOH
216
Q
O
HOH
1_555
177.3
A
HOH
236
Q
O
HOH
1_555
A
MG
109
K
MG
MG
1_555
A
HOH
237
Q
O
HOH
1_555
99.6
A
HOH
236
Q
O
HOH
1_555
A
MG
109
K
MG
MG
1_555
B
HOH
204
R
O
HOH
1_555
91.2
A
HOH
237
Q
O
HOH
1_555
A
MG
109
K
MG
MG
1_555
B
HOH
204
R
O
HOH
1_555
96.7
A
HOH
236
Q
O
HOH
1_555
A
MG
109
K
MG
MG
1_555
B
HOH
205
R
O
HOH
1_555
80.4
A
HOH
237
Q
O
HOH
1_555
A
MG
109
K
MG
MG
1_555
B
HOH
205
R
O
HOH
1_555
92.6
B
HOH
204
R
O
HOH
1_555
A
MG
109
K
MG
MG
1_555
B
HOH
205
R
O
HOH
1_555
168.4
A
HOH
236
Q
O
HOH
1_555
A
MG
109
K
MG
MG
1_555
B
HOH
206
R
O
HOH
1_555
164.9
A
HOH
237
Q
O
HOH
1_555
A
MG
109
K
MG
MG
1_555
B
HOH
206
R
O
HOH
1_555
89.1
B
HOH
204
R
O
HOH
1_555
A
MG
109
K
MG
MG
1_555
B
HOH
206
R
O
HOH
1_555
100.0
B
HOH
205
R
O
HOH
1_555
A
MG
109
K
MG
MG
1_555
B
HOH
206
R
O
HOH
1_555
86.9
A
HOH
236
Q
O
HOH
1_555
A
MG
109
K
MG
MG
1_555
B
HOH
207
R
O
HOH
1_555
84.1
A
HOH
237
Q
O
HOH
1_555
A
MG
109
K
MG
MG
1_555
B
HOH
207
R
O
HOH
1_555
167.3
B
HOH
204
R
O
HOH
1_555
A
MG
109
K
MG
MG
1_555
B
HOH
207
R
O
HOH
1_555
95.4
B
HOH
205
R
O
HOH
1_555
A
MG
109
K
MG
MG
1_555
B
HOH
207
R
O
HOH
1_555
75.9
B
HOH
206
R
O
HOH
1_555
A
MG
109
K
MG
MG
1_555
B
HOH
207
R
O
HOH
1_555
84.9
A
HOH
233
Q
O
HOH
1_555
B
MG
101
N
MG
MG
1_555
A
HOH
234
Q
O
HOH
1_555
98.0
A
HOH
233
Q
O
HOH
1_555
B
MG
101
N
MG
MG
1_555
A
HOH
235
Q
O
HOH
1_555
91.6
A
HOH
234
Q
O
HOH
1_555
B
MG
101
N
MG
MG
1_555
A
HOH
235
Q
O
HOH
1_555
87.7
A
HOH
233
Q
O
HOH
1_555
B
MG
101
N
MG
MG
1_555
B
HOH
201
R
O
HOH
1_555
83.8
A
HOH
234
Q
O
HOH
1_555
B
MG
101
N
MG
MG
1_555
B
HOH
201
R
O
HOH
1_555
169.7
A
HOH
235
Q
O
HOH
1_555
B
MG
101
N
MG
MG
1_555
B
HOH
201
R
O
HOH
1_555
82.1
A
HOH
233
Q
O
HOH
1_555
B
MG
101
N
MG
MG
1_555
B
HOH
202
R
O
HOH
1_555
173.5
A
HOH
234
Q
O
HOH
1_555
B
MG
101
N
MG
MG
1_555
B
HOH
202
R
O
HOH
1_555
86.2
A
HOH
235
Q
O
HOH
1_555
B
MG
101
N
MG
MG
1_555
B
HOH
202
R
O
HOH
1_555
83.5
B
HOH
201
R
O
HOH
1_555
B
MG
101
N
MG
MG
1_555
B
HOH
202
R
O
HOH
1_555
91.2
A
HOH
233
Q
O
HOH
1_555
B
MG
101
N
MG
MG
1_555
B
HOH
203
R
O
HOH
1_555
87.5
A
HOH
234
Q
O
HOH
1_555
B
MG
101
N
MG
MG
1_555
B
HOH
203
R
O
HOH
1_555
89.7
A
HOH
235
Q
O
HOH
1_555
B
MG
101
N
MG
MG
1_555
B
HOH
203
R
O
HOH
1_555
177.1
B
HOH
201
R
O
HOH
1_555
B
MG
101
N
MG
MG
1_555
B
HOH
203
R
O
HOH
1_555
100.6
B
HOH
202
R
O
HOH
1_555
B
MG
101
N
MG
MG
1_555
B
HOH
203
R
O
HOH
1_555
97.5
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
A
O
O
HOH
HOH
202
203
2.13
1
-5.40
0.70
108.00
102.60
A
A
A
O4'
C1'
N9
DG
DG
DG
4
4
4
N
1
-3.34
0.50
128.60
125.26
A
A
A
N3
C4
C5
DG
DG
DG
4
4
4
N
1
-4.28
0.70
108.00
103.72
A
A
A
O4'
C1'
N9
DG
DG
DG
6
6
6
N
1
-4.44
0.70
108.00
103.56
B
B
B
O4'
C1'
N9
DG
DG
DG
8
8
8
N
1
A
A
O3'
C3'
DG
DG
2
2
-0.050
0.006
1.419
1.369
N
1
B
B
O3'
C3'
DG
DG
8
8
-0.041
0.006
1.419
1.378
N
1
B
A
OP1
O
DG
HOH
12
243
2.14
1_555
1_565
30.130
14.8432
7.050
-0.5405
0.0000
-0.0000
-0.5405
0.0000
1.0809
0.2635
0.2109
0.2133
1.300
9.682
322
6815
4.72
98.60
1.000
1.000
0.7407
0.20
RABDOM
1
0.16
MOLECULAR REPLACEMENT
32.1200
0.49
0.80
PDB ENTRY 1IO5
ML
FLAT BULK SOLVENT MODEL
94.456
0.600
1.300
9.682
73
327
14
240
0
0.014
268
1.849
410
0.082
46
0.015
12
29.583
112
0.2744
0.2038
1.6366
162
3235
3397
2
98.0000
0.2601
0.2129
9.6820
160
3258
3418
2
99.0000
12.3
1.3
24.2
4FS5
6915
6868
0
0
0.054
1
6.6
99.2
0.120
1.30
1.37
1006
1
6.6
99.0
data collection
BSS
phasing
AMoRE
refinement
PHENIX
(phenix.refine: 1.6.4_486)
data reduction
MOSFLM
data scaling
SCALA
Crystal structure of the Z-DNA hexamer CGCGCG at 500 mM MgCl2
1
N
N
1
N
N
2
N
N
2
N
N
2
N
N
2
N
N
2
N
N
2
N
N
2
N
N
2
N
N
2
N
N
3
N
N
3
N
N
2
N
N
3
N
N
3
N
N
4
N
N
4
N
N
metalc
2.234
A
DG
2
A
OP1
DG
2
1_555
A
MG
101
C
MG
MG
1_555
metalc
1.916
A
DG
2
A
OP2
DG
2
1_555
A
MG
102
D
MG
MG
1_555
metalc
1.945
A
DC
3
A
OP1
DC
3
1_555
A
MG
105
G
MG
MG
1_555
metalc
1.860
A
DC
3
A
OP2
DC
3
1_555
A
MG
106
H
MG
MG
1_555
metalc
2.129
A
DG
4
A
OP1
DG
4
1_555
A
MG
107
I
MG
MG
1_555
metalc
2.069
A
DG
4
A
OP2
DG
4
1_555
A
MG
108
J
MG
MG
1_555
metalc
2.192
A
DC
5
A
OP1
DC
5
1_555
A
MG
103
E
MG
MG
1_555
metalc
2.167
A
DC
5
A
OP2
DC
5
1_555
A
MG
104
F
MG
MG
1_555
metalc
2.164
A
MG
101
C
MG
MG
1_555
A
HOH
201
Q
O
HOH
1_555
metalc
1.911
A
MG
101
C
MG
MG
1_555
A
HOH
202
Q
O
HOH
1_555
metalc
1.910
A
MG
101
C
MG
MG
1_555
A
HOH
203
Q
O
HOH
1_555
metalc
2.188
A
MG
101
C
MG
MG
1_555
A
HOH
204
Q
O
HOH
1_555
metalc
2.158
A
MG
102
D
MG
MG
1_555
A
HOH
205
Q
O
HOH
1_555
metalc
2.027
A
MG
102
D
MG
MG
1_555
A
HOH
206
Q
O
HOH
1_555
metalc
2.137
A
MG
102
D
MG
MG
1_555
A
HOH
207
Q
O
HOH
1_555
metalc
2.193
A
MG
102
D
MG
MG
1_555
A
HOH
208
Q
O
HOH
1_555
metalc
2.175
A
MG
103
E
MG
MG
1_555
A
HOH
209
Q
O
HOH
1_555
metalc
1.887
A
MG
103
E
MG
MG
1_555
A
HOH
210
Q
O
HOH
1_555
metalc
2.060
A
MG
103
E
MG
MG
1_555
A
HOH
211
Q
O
HOH
1_555
metalc
2.246
A
MG
103
E
MG
MG
1_555
A
HOH
212
Q
O
HOH
1_555
metalc
2.136
A
MG
104
F
MG
MG
1_555
A
HOH
213
Q
O
HOH
1_555
metalc
1.839
A
MG
104
F
MG
MG
1_555
A
HOH
214
Q
O
HOH
1_555
metalc
1.989
A
MG
104
F
MG
MG
1_555
A
HOH
215
Q
O
HOH
1_555
metalc
2.084
A
MG
104
F
MG
MG
1_555
A
HOH
216
Q
O
HOH
1_555
metalc
2.232
A
MG
105
G
MG
MG
1_555
A
HOH
217
Q
O
HOH
1_555
metalc
2.106
A
MG
105
G
MG
MG
1_555
A
HOH
218
Q
O
HOH
1_555
metalc
2.106
A
MG
105
G
MG
MG
1_555
A
HOH
219
Q
O
HOH
1_555
metalc
2.035
A
MG
105
G
MG
MG
1_555
A
HOH
220
Q
O
HOH
1_555
metalc
2.036
A
MG
106
H
MG
MG
1_555
A
HOH
221
Q
O
HOH
1_555
metalc
2.269
A
MG
106
H
MG
MG
1_555
A
HOH
222
Q
O
HOH
1_555
metalc
1.971
A
MG
106
H
MG
MG
1_555
A
HOH
223
Q
O
HOH
1_555
metalc
2.157
A
MG
106
H
MG
MG
1_555
A
HOH
224
Q
O
HOH
1_555
metalc
2.229
A
MG
107
I
MG
MG
1_555
A
HOH
225
Q
O
HOH
1_555
metalc
2.202
A
MG
107
I
MG
MG
1_555
A
HOH
226
Q
O
HOH
1_555
metalc
2.034
A
MG
107
I
MG
MG
1_555
A
HOH
227
Q
O
HOH
1_555
metalc
2.153
A
MG
107
I
MG
MG
1_555
A
HOH
228
Q
O
HOH
1_555
metalc
1.988
A
MG
108
J
MG
MG
1_555
A
HOH
229
Q
O
HOH
1_555
metalc
2.117
A
MG
108
J
MG
MG
1_555
A
HOH
230
Q
O
HOH
1_555
metalc
2.125
A
MG
108
J
MG
MG
1_555
A
HOH
231
Q
O
HOH
1_555
metalc
2.165
A
MG
108
J
MG
MG
1_555
A
HOH
232
Q
O
HOH
1_555
metalc
2.164
A
MG
109
K
MG
MG
1_555
A
HOH
236
Q
O
HOH
1_555
metalc
2.143
A
MG
109
K
MG
MG
1_555
A
HOH
237
Q
O
HOH
1_555
metalc
2.096
A
MG
109
K
MG
MG
1_555
B
HOH
204
R
O
HOH
1_555
metalc
2.133
A
MG
109
K
MG
MG
1_555
B
HOH
205
R
O
HOH
1_555
metalc
2.208
A
MG
109
K
MG
MG
1_555
B
HOH
206
R
O
HOH
1_555
metalc
1.922
A
MG
109
K
MG
MG
1_555
B
HOH
207
R
O
HOH
1_555
metalc
2.089
A
HOH
233
Q
O
HOH
1_555
B
MG
101
N
MG
MG
1_555
metalc
2.094
A
HOH
234
Q
O
HOH
1_555
B
MG
101
N
MG
MG
1_555
metalc
2.013
A
HOH
235
Q
O
HOH
1_555
B
MG
101
N
MG
MG
1_555
metalc
2.113
B
MG
101
N
MG
MG
1_555
B
HOH
201
R
O
HOH
1_555
metalc
2.104
B
MG
101
N
MG
MG
1_555
B
HOH
202
R
O
HOH
1_555
metalc
2.106
B
MG
101
N
MG
MG
1_555
B
HOH
203
R
O
HOH
1_555
hydrog
WATSON-CRICK
A
DC
1
A
N3
DC
1
1_555
B
DG
12
B
N1
DG
6
1_555
hydrog
WATSON-CRICK
A
DC
1
A
N4
DC
1
1_555
B
DG
12
B
O6
DG
6
1_555
hydrog
WATSON-CRICK
A
DC
1
A
O2
DC
1
1_555
B
DG
12
B
N2
DG
6
1_555
hydrog
WATSON-CRICK
A
DG
2
A
N1
DG
2
1_555
B
DC
11
B
N3
DC
5
1_555
hydrog
WATSON-CRICK
A
DG
2
A
N2
DG
2
1_555
B
DC
11
B
O2
DC
5
1_555
hydrog
WATSON-CRICK
A
DG
2
A
O6
DG
2
1_555
B
DC
11
B
N4
DC
5
1_555
hydrog
WATSON-CRICK
A
DC
3
A
N3
DC
3
1_555
B
DG
10
B
N1
DG
4
1_555
hydrog
WATSON-CRICK
A
DC
3
A
N4
DC
3
1_555
B
DG
10
B
O6
DG
4
1_555
hydrog
WATSON-CRICK
A
DC
3
A
O2
DC
3
1_555
B
DG
10
B
N2
DG
4
1_555
hydrog
WATSON-CRICK
A
DG
4
A
N1
DG
4
1_555
B
DC
9
B
N3
DC
3
1_555
hydrog
WATSON-CRICK
A
DG
4
A
N2
DG
4
1_555
B
DC
9
B
O2
DC
3
1_555
hydrog
WATSON-CRICK
A
DG
4
A
O6
DG
4
1_555
B
DC
9
B
N4
DC
3
1_555
hydrog
WATSON-CRICK
A
DC
5
A
N3
DC
5
1_555
B
DG
8
B
N1
DG
2
1_555
hydrog
WATSON-CRICK
A
DC
5
A
N4
DC
5
1_555
B
DG
8
B
O6
DG
2
1_555
hydrog
WATSON-CRICK
A
DC
5
A
O2
DC
5
1_555
B
DG
8
B
N2
DG
2
1_555
hydrog
WATSON-CRICK
A
DG
6
A
N1
DG
6
1_555
B
DC
7
B
N3
DC
1
1_555
hydrog
WATSON-CRICK
A
DG
6
A
N2
DG
6
1_555
B
DC
7
B
O2
DC
1
1_555
hydrog
WATSON-CRICK
A
DG
6
A
O6
DG
6
1_555
B
DC
7
B
N4
DC
1
1_555
DNA
Z-DNA, Mg2+ binding, DNA
4FS5
PDB
1
4FS5
1
6
4FS5
1
6
4FS5
A
1
1
6
7
12
4FS5
7
12
4FS5
B
1
1
6
BINDING SITE FOR RESIDUE MG A 101
A
MG
101
Software
6
BINDING SITE FOR RESIDUE MG A 102
A
MG
102
Software
6
BINDING SITE FOR RESIDUE MG A 103
A
MG
103
Software
6
BINDING SITE FOR RESIDUE MG A 104
A
MG
104
Software
6
BINDING SITE FOR RESIDUE MG A 105
A
MG
105
Software
6
BINDING SITE FOR RESIDUE MG A 106
A
MG
106
Software
6
BINDING SITE FOR RESIDUE MG A 107
A
MG
107
Software
6
BINDING SITE FOR RESIDUE MG A 108
A
MG
108
Software
6
BINDING SITE FOR RESIDUE MG A 109
A
MG
109
Software
6
BINDING SITE FOR RESIDUE CL A 110
A
CL
110
Software
2
BINDING SITE FOR RESIDUE CL A 111
A
CL
111
Software
2
BINDING SITE FOR RESIDUE MG B 101
B
MG
101
Software
6
BINDING SITE FOR RESIDUE CL B 102
B
CL
102
Software
2
BINDING SITE FOR RESIDUE CL B 103
B
CL
103
Software
3
A
DG
2
A
DG
2
6
1_555
A
HOH
201
Q
HOH
6
1_555
A
HOH
202
Q
HOH
6
1_555
A
HOH
203
Q
HOH
6
1_555
A
HOH
204
Q
HOH
6
1_555
B
DC
11
B
DC
5
6
1_445
A
DG
2
A
DG
2
6
1_555
A
HOH
205
Q
HOH
6
1_555
A
HOH
206
Q
HOH
6
1_555
A
HOH
207
Q
HOH
6
1_555
A
HOH
208
Q
HOH
6
1_555
B
DC
11
B
DC
5
6
1_445
A
DC
5
A
DC
5
6
1_555
A
HOH
209
Q
HOH
6
1_555
A
HOH
210
Q
HOH
6
1_555
A
HOH
211
Q
HOH
6
1_555
A
HOH
212
Q
HOH
6
1_555
B
DG
8
B
DG
2
6
1_455
A
DC
5
A
DC
5
6
1_555
A
HOH
213
Q
HOH
6
1_555
A
HOH
214
Q
HOH
6
1_555
A
HOH
215
Q
HOH
6
1_555
A
HOH
216
Q
HOH
6
1_555
B
DG
8
B
DG
2
6
1_455
A
DC
3
A
DC
3
6
1_555
A
HOH
217
Q
HOH
6
1_555
A
HOH
218
Q
HOH
6
1_555
A
HOH
219
Q
HOH
6
1_555
A
HOH
220
Q
HOH
6
1_555
B
DG
10
B
DG
4
6
1_445
A
DC
3
A
DC
3
6
1_555
A
HOH
221
Q
HOH
6
1_555
A
HOH
222
Q
HOH
6
1_555
A
HOH
223
Q
HOH
6
1_555
A
HOH
224
Q
HOH
6
1_555
B
DG
10
B
DG
4
6
1_445
A
DG
4
A
DG
4
6
1_555
A
HOH
225
Q
HOH
6
1_555
A
HOH
226
Q
HOH
6
1_555
A
HOH
227
Q
HOH
6
1_555
A
HOH
228
Q
HOH
6
1_555
B
DC
9
B
DC
3
6
1_455
A
DG
4
A
DG
4
6
1_555
A
HOH
229
Q
HOH
6
1_555
A
HOH
230
Q
HOH
6
1_555
A
HOH
231
Q
HOH
6
1_555
A
HOH
232
Q
HOH
6
1_555
B
DC
9
B
DC
3
6
1_455
A
HOH
236
Q
HOH
6
1_555
A
HOH
237
Q
HOH
6
1_555
B
HOH
204
R
HOH
6
1_555
B
HOH
205
R
HOH
6
1_555
B
HOH
206
R
HOH
6
1_555
B
HOH
207
R
HOH
6
1_555
A
DG
2
A
DG
2
2
1_555
A
DC
3
A
DC
3
2
1_555
A
DG
4
A
DG
4
2
1_555
A
DC
5
A
DC
5
2
1_555
A
HOH
233
Q
HOH
6
1_555
A
HOH
234
Q
HOH
6
1_555
A
HOH
235
Q
HOH
6
1_555
B
HOH
201
R
HOH
6
1_555
B
HOH
202
R
HOH
6
1_555
B
HOH
203
R
HOH
6
1_555
B
DG
8
B
DG
2
2
1_555
B
DC
9
B
DC
3
2
1_555
B
DG
10
B
DG
4
3
1_555
B
DC
11
B
DC
5
3
1_555
B
HOH
220
R
HOH
3
1_555
145
P 32