0.055960
0.000000
0.000000
0.000000
0.031696
0.000000
0.000000
0.000000
0.022432
0.000000
0.000000
0.000000
Dauter, Z.
Adamiak, D.A.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
8
90.00
90.00
90.00
17.870
31.550
44.580
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
C10 H26 N4
202.340
SPERMINE
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
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
H
N
74
N
H
N
75
N
MG
N
76
N
N
N
77
N
C
N
78
N
C
N
79
N
C
N
80
N
N
N
81
N
C
N
82
N
C
N
83
N
C
N
84
N
C
N
85
N
N
N
86
N
C
N
87
N
C
N
88
N
C
N
89
N
N
N
90
N
H
N
91
N
H
N
92
N
H
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
108
N
H
N
109
N
H
N
110
N
H
N
111
N
H
N
112
N
H
N
113
N
H
N
114
N
H
N
115
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
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
N
97
N
sing
N
98
N
sing
N
99
N
sing
N
100
N
sing
N
101
N
sing
N
102
N
sing
N
103
N
sing
N
104
N
sing
N
105
N
sing
N
106
N
sing
N
107
N
sing
N
108
N
sing
N
109
N
sing
N
110
N
sing
N
111
N
sing
N
112
N
sing
N
113
N
sing
N
114
N
sing
N
115
N
sing
DK
Acta Crystallogr.,Sect.D
ABCRE6
0766
0907-4449
57
990
995
10.1107/S0907444901006382
11418767
Anomalous signal of phosphorus used for phasing DNA oligomer: importance of data redundancy.
2001
10.2210/pdb1ick/pdb
pdb_00001ick
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
1
mirrors
CCD
2000-08-15
ADSC QUANTUM 4
Si 111 CHANNEL CUT DOUBLE
SINGLE WAVELENGTH
M
x-ray
1
0.98
1.0
X8C
NSLS
0.98
SYNCHROTRON
NSLS BEAMLINE X8C
1810.205
5'-D(*CP*GP*CP*GP*CP*G)-3'
2
syn
polymer
202.340
SPERMINE
1
syn
non-polymer
24.305
MAGNESIUM ION
1
syn
non-polymer
18.015
water
88
nat
water
no
no
(DC)(DG)(DC)(DG)(DC)(DG)
CGCGCG
A,B
polydeoxyribonucleotide
n
n
n
n
n
n
1
1.74
29.13
VAPOR DIFFUSION, HANGING DROP
7.0
30 mM cacodylate buffer, 15 mM MgCl2, 10 mM spermine, 5% MPD, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 293.0K
293.0
cacodylate buffer
1
MgCl2
1
spermine
1
MPD
1
MPD
2
1.854
1
19
A
1
B
16
0.892
A_DC1:DG16_B
1
0.295
-0.271
0.128
-0.110
-6.625
1
19
A
2
B
15
1.648
A_DG2:DC15_B
2
-2.484
0.284
-0.093
-0.124
4.643
1
19
A
3
B
14
1.655
A_DC3:DG14_B
3
-3.397
-0.245
-0.052
-0.121
-6.809
1
19
A
4
B
13
2.799
A_DG4:DC13_B
4
-0.960
0.175
0.067
-0.117
1.142
1
19
A
5
B
12
2.839
A_DC5:DG12_B
5
0.071
-0.139
-0.013
-0.097
5.657
1
19
A
6
B
11
2.573
A_DG6:DC11_B
6
5.498
0.335
0.188
-0.147
5.711
-6.959
A
A
1
2
27.924
B
B
16
15
3.671
-3.250
0.071
5.349
AA_DC1DG2:DC15DG16_BB
1
0.751
6.454
-6.108
-24.861
5.023
3.128
-52.207
A
A
2
3
6.871
B
B
15
14
3.260
-6.034
-0.073
-1.049
AA_DG2DC3:DG14DC15_BB
2
-0.084
-0.096
-51.882
1.584
-0.088
6.013
-6.792
A
A
3
4
30.514
B
B
14
13
3.791
-3.440
-0.034
5.475
AA_DC3DG4:DC13DG14_BB
3
-0.714
-6.336
-5.813
-23.654
-4.973
3.298
-53.588
A
A
4
5
2.291
B
B
13
12
3.331
-2.065
-0.183
-0.910
AA_DG4DC5:DG12DC13_BB
4
0.665
0.738
-53.548
1.141
-0.160
3.884
-7.223
A
A
5
6
7.394
B
B
12
11
3.414
-0.918
0.115
5.124
AA_DC5DG6:DC11DG12_BB
5
1.911
15.398
-6.905
-36.913
8.738
software
chem_comp_atom
chem_comp_bond
database_2
pdbx_initial_refinement_model
pdbx_struct_conn_angle
struct_conn
struct_site
repository
Initial release
Version format compliance
Version format compliance
Refinement description
Data collection
Database references
Derived calculations
Refinement description
1
0
2001-04-12
1
1
2008-04-27
1
2
2011-07-13
1
3
2017-10-04
1
4
2023-08-09
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_pdbx_struct_conn_angle.ptnr1_auth_comp_id
_pdbx_struct_conn_angle.ptnr1_auth_seq_id
_pdbx_struct_conn_angle.ptnr1_label_alt_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.ptnr3_auth_comp_id
_pdbx_struct_conn_angle.ptnr3_auth_seq_id
_pdbx_struct_conn_angle.ptnr3_label_alt_id
_pdbx_struct_conn_angle.ptnr3_label_asym_id
_pdbx_struct_conn_angle.ptnr3_label_atom_id
_pdbx_struct_conn_angle.ptnr3_label_comp_id
_pdbx_struct_conn_angle.ptnr3_label_seq_id
_pdbx_struct_conn_angle.value
_struct_conn.pdbx_dist_value
_struct_conn.pdbx_ptnr1_label_alt_id
_struct_conn.pdbx_ptnr2_label_alt_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_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_conn.ptnr2_label_seq_id
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
refined isotropically
RCSB
Y
RCSB
2001-04-01
REL
REL
SPM
SPERMINE
MG
MAGNESIUM ION
HOH
water
2DCG
2DCG from PDB
PDB
experimental model
SPM
21
2
SPM
SPM
21
A
ION
22
3
MG
MG
22
A
HOH
103
4
HOH
HOH
103
A
HOH
107
4
HOH
HOH
107
A
HOH
109
4
HOH
HOH
109
A
HOH
110
4
HOH
HOH
110
A
HOH
112
4
HOH
HOH
112
A
HOH
113
4
HOH
HOH
113
A
HOH
117
4
HOH
HOH
117
A
HOH
118
4
HOH
HOH
118
A
HOH
119
4
HOH
HOH
119
A
HOH
120
4
HOH
HOH
120
A
HOH
122
4
HOH
HOH
122
A
HOH
125
4
HOH
HOH
125
A
HOH
127
4
HOH
HOH
127
A
HOH
132
4
HOH
HOH
132
A
HOH
134
4
HOH
HOH
134
A
HOH
135
4
HOH
HOH
135
A
HOH
136
4
HOH
HOH
136
A
HOH
137
4
HOH
HOH
137
A
HOH
138
4
HOH
HOH
138
A
HOH
139
4
HOH
HOH
139
A
HOH
140
4
HOH
HOH
140
A
HOH
143
4
HOH
HOH
143
A
HOH
144
4
HOH
HOH
144
A
HOH
145
4
HOH
HOH
145
A
HOH
146
4
HOH
HOH
146
A
HOH
147
4
HOH
HOH
147
A
HOH
149
4
HOH
HOH
149
A
HOH
156
4
HOH
HOH
156
A
HOH
157
4
HOH
HOH
157
A
HOH
158
4
HOH
HOH
158
A
HOH
160
4
HOH
HOH
160
A
HOH
161
4
HOH
HOH
161
A
HOH
162
4
HOH
HOH
162
A
HOH
163
4
HOH
HOH
163
A
HOH
165
4
HOH
HOH
165
A
HOH
166
4
HOH
HOH
166
A
HOH
167
4
HOH
HOH
167
A
HOH
168
4
HOH
HOH
168
A
HOH
169
4
HOH
HOH
169
A
HOH
176
4
HOH
HOH
176
A
HOH
177
4
HOH
HOH
177
A
HOH
179
4
HOH
HOH
179
A
HOH
180
4
HOH
HOH
180
A
HOH
183
4
HOH
HOH
183
A
ION
22
4
HOH
HOH
184
A
ION
22
4
HOH
HOH
185
A
ION
22
4
HOH
HOH
186
A
ION
22
4
HOH
HOH
187
A
ION
22
4
HOH
HOH
188
A
HOH
101
4
HOH
HOH
101
B
HOH
102
4
HOH
HOH
102
B
HOH
104
4
HOH
HOH
104
B
HOH
105
4
HOH
HOH
105
B
HOH
106
4
HOH
HOH
106
B
HOH
108
4
HOH
HOH
108
B
HOH
111
4
HOH
HOH
111
B
HOH
114
4
HOH
HOH
114
B
HOH
115
4
HOH
HOH
115
B
HOH
116
4
HOH
HOH
116
B
HOH
121
4
HOH
HOH
121
B
HOH
123
4
HOH
HOH
123
B
HOH
124
4
HOH
HOH
124
B
HOH
126
4
HOH
HOH
126
B
HOH
128
4
HOH
HOH
128
B
HOH
129
4
HOH
HOH
129
B
HOH
130
4
HOH
HOH
130
B
HOH
131
4
HOH
HOH
131
B
HOH
133
4
HOH
HOH
133
B
HOH
141
4
HOH
HOH
141
B
HOH
142
4
HOH
HOH
142
B
HOH
148
4
HOH
HOH
148
B
HOH
150
4
HOH
HOH
150
B
HOH
151
4
HOH
HOH
151
B
HOH
152
4
HOH
HOH
152
B
HOH
153
4
HOH
HOH
153
B
HOH
154
4
HOH
HOH
154
B
HOH
155
4
HOH
HOH
155
B
HOH
159
4
HOH
HOH
159
B
HOH
164
4
HOH
HOH
164
B
HOH
170
4
HOH
HOH
170
B
HOH
171
4
HOH
HOH
171
B
HOH
172
4
HOH
HOH
172
B
HOH
173
4
HOH
HOH
173
B
HOH
174
4
HOH
HOH
174
B
HOH
175
4
HOH
HOH
175
B
HOH
178
4
HOH
HOH
178
B
HOH
181
4
HOH
HOH
181
B
HOH
182
4
HOH
HOH
182
B
C
1
n
1
DC
1
A
G
2
n
2
DG
2
A
C
3
n
3
DC
3
A
G
4
n
4
DG
4
A
C
5
n
5
DC
5
A
G
6
n
6
DG
6
A
C
11
n
1
DC
11
B
G
12
n
2
DG
12
B
C
13
n
3
DC
13
B
G
14
n
4
DG
14
B
C
15
n
5
DC
15
B
G
16
n
6
DG
16
B
author_defined_assembly
2
dimeric
A
DG
6
A
N7
DG
6
1_555
A
MG
22
A
D
MG
MG
1_555
A
HOH
184
A
E
O
HOH
1_555
176.3
A
DG
6
A
N7
DG
6
1_555
A
MG
22
A
D
MG
MG
1_555
A
HOH
185
A
E
O
HOH
1_555
90.7
A
HOH
184
A
E
O
HOH
1_555
A
MG
22
A
D
MG
MG
1_555
A
HOH
185
A
E
O
HOH
1_555
89.2
A
DG
6
A
N7
DG
6
1_555
A
MG
22
A
D
MG
MG
1_555
A
HOH
186
A
E
O
HOH
1_555
93.4
A
HOH
184
A
E
O
HOH
1_555
A
MG
22
A
D
MG
MG
1_555
A
HOH
186
A
E
O
HOH
1_555
86.3
A
HOH
185
A
E
O
HOH
1_555
A
MG
22
A
D
MG
MG
1_555
A
HOH
186
A
E
O
HOH
1_555
171.4
A
DG
6
A
N7
DG
6
1_555
A
MG
22
A
D
MG
MG
1_555
A
HOH
187
A
E
O
HOH
1_555
93.2
A
HOH
184
A
E
O
HOH
1_555
A
MG
22
A
D
MG
MG
1_555
A
HOH
187
A
E
O
HOH
1_555
90.5
A
HOH
185
A
E
O
HOH
1_555
A
MG
22
A
D
MG
MG
1_555
A
HOH
187
A
E
O
HOH
1_555
98.9
A
HOH
186
A
E
O
HOH
1_555
A
MG
22
A
D
MG
MG
1_555
A
HOH
187
A
E
O
HOH
1_555
88.5
A
DG
6
A
N7
DG
6
1_555
A
MG
22
A
D
MG
MG
1_555
A
HOH
188
A
E
O
HOH
1_555
85.0
A
HOH
184
A
E
O
HOH
1_555
A
MG
22
A
D
MG
MG
1_555
A
HOH
188
A
E
O
HOH
1_555
91.3
A
HOH
185
A
E
O
HOH
1_555
A
MG
22
A
D
MG
MG
1_555
A
HOH
188
A
E
O
HOH
1_555
81.9
A
HOH
186
A
E
O
HOH
1_555
A
MG
22
A
D
MG
MG
1_555
A
HOH
188
A
E
O
HOH
1_555
90.9
A
HOH
187
A
E
O
HOH
1_555
A
MG
22
A
D
MG
MG
1_555
A
HOH
188
A
E
O
HOH
1_555
178.0
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
-4.34
0.70
108.00
103.66
A
A
A
O4'
C1'
N9
DG
DG
DG
2
2
2
N
1
A
A
O4'
C1'
DG
DG
4
4
0.073
0.011
1.420
1.493
N
1
A
A
N7
C8
DG
DG
6
6
-0.037
0.006
1.305
1.268
N
Anisotropic model for all atoms.
The average rms error from the inversion of the lsq matrix is 0.01 Angstrom.
0.0865
0.95
10.0
16102
15782
98.0
1
electron density maps
-99.0
-99.0
2DCG model from PDB
2DCG from PDB
Parkinson et al.
0.95
10.0
83
347
24
240
0
0.018
0.036
0.052
0.157
0.081
0
0.016
10.0
0
98.0
4.2
0.95
20.0
1ICK
16121
16121
-3.0
-3.0
0.038
0.038
1
58.7
12.0
99.8
0.129
0.95
0.98
9.7
1550
0.129
12.0
98.8
refinement
SHELXL-97
data reduction
HKL-2000
data scaling
HKL-2000
LEFT-HANDED Z-DNA HEXAMER DUPLEX D(CGCGCG)2
1
N
N
1
N
N
2
N
N
3
N
N
4
N
N
4
N
N
metalc
2.267
A
A
DG
6
A
N7
DG
6
1_555
A
MG
22
D
MG
MG
1_555
metalc
2.127
A
A
A
MG
22
D
MG
MG
1_555
A
HOH
184
E
O
HOH
1_555
metalc
2.050
A
A
A
MG
22
D
MG
MG
1_555
A
HOH
185
E
O
HOH
1_555
metalc
2.075
A
A
A
MG
22
D
MG
MG
1_555
A
HOH
186
E
O
HOH
1_555
metalc
2.194
A
A
A
MG
22
D
MG
MG
1_555
A
HOH
187
E
O
HOH
1_555
metalc
2.125
A
A
A
MG
22
D
MG
MG
1_555
A
HOH
188
E
O
HOH
1_555
hydrog
WATSON-CRICK
A
DC
1
A
N3
DC
1
1_555
B
DG
16
B
N1
DG
6
1_555
hydrog
WATSON-CRICK
A
DC
1
A
N4
DC
1
1_555
B
DG
16
B
O6
DG
6
1_555
hydrog
WATSON-CRICK
A
DC
1
A
O2
DC
1
1_555
B
DG
16
B
N2
DG
6
1_555
hydrog
WATSON-CRICK
A
DG
2
A
N1
DG
2
1_555
B
DC
15
B
N3
DC
5
1_555
hydrog
WATSON-CRICK
A
DG
2
A
N2
DG
2
1_555
B
DC
15
B
O2
DC
5
1_555
hydrog
WATSON-CRICK
A
DG
2
A
O6
DG
2
1_555
B
DC
15
B
N4
DC
5
1_555
hydrog
WATSON-CRICK
A
DC
3
A
N3
DC
3
1_555
B
DG
14
B
N1
DG
4
1_555
hydrog
WATSON-CRICK
A
DC
3
A
N4
DC
3
1_555
B
DG
14
B
O6
DG
4
1_555
hydrog
WATSON-CRICK
A
DC
3
A
O2
DC
3
1_555
B
DG
14
B
N2
DG
4
1_555
hydrog
WATSON-CRICK
A
DG
4
A
N1
DG
4
1_555
B
DC
13
B
N3
DC
3
1_555
hydrog
WATSON-CRICK
A
DG
4
A
N2
DG
4
1_555
B
DC
13
B
O2
DC
3
1_555
hydrog
WATSON-CRICK
A
DG
4
A
O6
DG
4
1_555
B
DC
13
B
N4
DC
3
1_555
hydrog
WATSON-CRICK
A
DC
5
A
N3
DC
5
1_555
B
DG
12
B
N1
DG
2
1_555
hydrog
WATSON-CRICK
A
DC
5
A
N4
DC
5
1_555
B
DG
12
B
O6
DG
2
1_555
hydrog
WATSON-CRICK
A
DC
5
A
O2
DC
5
1_555
B
DG
12
B
N2
DG
2
1_555
hydrog
WATSON-CRICK
A
DG
6
A
N1
DG
6
1_555
B
DC
11
B
N3
DC
1
1_555
hydrog
WATSON-CRICK
A
DG
6
A
N2
DG
6
1_555
B
DC
11
B
O2
DC
1
1_555
hydrog
WATSON-CRICK
A
DG
6
A
O6
DG
6
1_555
B
DC
11
B
N4
DC
1
1_555
DNA
left-handed Z-DNA oligomer, DNA
1ICK
PDB
1
1ICK
1
6
1ICK
1
6
1ICK
A
1
1
6
11
16
1ICK
11
16
1ICK
B
1
1
6
BINDING SITE FOR RESIDUE SPM A 21
A
SPM
21
Software
14
BINDING SITE FOR RESIDUE MG A 22
A
MG
22
Software
6
A
DG
2
A
DG
2
14
4_456
A
DG
4
A
DG
4
14
1_555
A
DG
4
A
DG
4
14
3_746
A
DC
5
A
DC
5
14
1_555
A
DG
6
A
DG
6
14
1_555
A
HOH
103
E
HOH
14
1_555
A
HOH
162
E
HOH
14
3_746
A
HOH
163
E
HOH
14
3_646
B
DC
11
B
DC
1
14
3_746
B
DG
12
B
DG
2
14
3_746
B
DC
13
B
DC
3
14
3_646
B
HOH
106
F
HOH
14
3_646
B
HOH
131
F
HOH
14
1_545
B
HOH
148
F
HOH
14
3_646
A
DG
6
A
DG
6
6
1_555
A
HOH
184
E
HOH
6
1_555
A
HOH
185
E
HOH
6
1_555
A
HOH
186
E
HOH
6
1_555
A
HOH
187
E
HOH
6
1_555
A
HOH
188
E
HOH
6
1_555
19
P 21 21 21