1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
Cao, C.
Kwon, K.
Jiang, Y.L.
Drohat, A.C.
Stivers, J.T.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
C6 H7 N5
149.153
3-METHYL-3H-PURIN-6-YLAMINE
3-METHYLADENINE
non-polymer
C3 H7 N O2
89.093
y
ALANINE
L-peptide linking
C6 H15 N4 O2 1
175.209
y
ARGININE
L-peptide linking
C4 H8 N2 O3
132.118
y
ASPARAGINE
L-peptide linking
C4 H7 N O4
133.103
y
ASPARTIC ACID
L-peptide linking
C3 H7 N O2 S
121.158
y
CYSTEINE
L-peptide linking
C5 H10 N2 O3
146.144
y
GLUTAMINE
L-peptide linking
C5 H9 N O4
147.129
y
GLUTAMIC ACID
L-peptide linking
C2 H5 N O2
75.067
y
GLYCINE
peptide linking
C6 H10 N3 O2 1
156.162
y
HISTIDINE
L-peptide linking
C6 H13 N O2
131.173
y
ISOLEUCINE
L-peptide linking
C6 H13 N O2
131.173
y
LEUCINE
L-peptide linking
C6 H15 N2 O2 1
147.195
y
LYSINE
L-peptide linking
C5 H11 N O2 S
149.211
y
METHIONINE
L-peptide linking
C9 H11 N O2
165.189
y
PHENYLALANINE
L-peptide linking
C5 H9 N O2
115.130
y
PROLINE
L-peptide linking
C3 H7 N O3
105.093
y
SERINE
L-peptide linking
C4 H9 N O3
119.119
y
THREONINE
L-peptide linking
C11 H12 N2 O2
204.225
y
TRYPTOPHAN
L-peptide linking
C9 H11 N O3
181.189
y
TYROSINE
L-peptide linking
C5 H11 N O2
117.146
y
VALINE
L-peptide linking
Zn 2
65.409
ZINC ION
non-polymer
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
278
48012
48020
10.1074/jbc.M307500200
13129925
Solution structure and base perturbation studies reveal a novel mode of alkylated base recognition by 3-methyladenine DNA glycosylase I
2003
10.2210/pdb1p7m/pdb
pdb_00001p7m
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
SINGLE WAVELENGTH
M
1
1.0
21138.135
DNA-3-methyladenine glycosylase I
3.2.2.20
1
man
polymer
65.409
ZINC ION
1
syn
non-polymer
149.153
3-METHYL-3H-PURIN-6-YLAMINE
1
syn
non-polymer
no
no
MERCGWVSQDPLYIAYHDNEWGVPETDSKKLFEMICLEGQQAGLSWITVLKKRENYRACFHQFDPVKVAAMQEEDVERLV
QDAGIIRHRGKIQAIIGNARAYLQMEQNGEPFADFVWSFVNHQPQMTQATTLSEIPTSTPASDALSKALKKRGFKFVGTT
ICYSFMQACGLVNDHVVGCCCYPGNKP
MERCGWVSQDPLYIAYHDNEWGVPETDSKKLFEMICLEGQQAGLSWITVLKKRENYRACFHQFDPVKVAAMQEEDVERLV
QDAGIIRHRGKIQAIIGNARAYLQMEQNGEPFADFVWSFVNHQPQMTQATTLSEIPTSTPASDALSKALKKRGFKFVGTT
ICYSFMQACGLVNDHVVGCCCYPGNKP
A
polypeptide(L)
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
Escherichia
Escherichia
sample
TAG OR B3549
562
Escherichia coli
562
Escherichia coli
strain B
plasmid
pET21a
database_2
pdbx_nmr_software
pdbx_struct_assembly
pdbx_struct_oper_list
struct_conn
struct_ref_seq_dif
struct_site
repository
Initial release
Version format compliance
Version format compliance
Data collection
Database references
Derived calculations
1
0
2003-11-25
1
1
2008-04-29
1
2
2011-07-13
1
3
2022-02-23
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_pdbx_nmr_software.name
_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_ref_seq_dif.details
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
Solution Structure of 3-Methyladenine DNA Glycosylase I (TAG)
NMR Solution Structure of Zinc-binding protein 3-methyladenine DNA glycosylase I (TAG)
RCSB
Y
RCSB
2003-05-02
REL
REL
ZN
ZINC ION
ADK
3-METHYL-3H-PURIN-6-YLAMINE
1H-13C HMQC
structures with acceptable covalent geometry,structures with favorable non-bond energy,structures with the least restraint violations,structures with the lowest energy
200
25
3D_13C-separated_NOESY
3D_15N-separated_NOESY
2D NOESY
13C-edited HSQC
10mM phosphate buffer
6.6
ambient
293
K
the structures are based on a total of 2494 restraints, 2140 are NOE-derived distance constraints,
222 dihedral angle restraints, 132 h-bond constraints
torsion angle dynamics
8
lowest energy
0.5-1mM 13C, 15N, 75% 2H labeled3-methyladenine DNA glycosylase I,
100mM Nacl, 3mM DTT, 0.34mM NaN3, 10mM phosphate buffer, pH6.6 ~8,
fold ( or 13C8 labeled) 3-methyladenine
H20
Brunger, A.T., Adams, P.D., Clore, G.M., Delano, W.L., Gros, P., Grosse-Kunstleve, R.W., Jiang, J.-S., Kuszewski, J., Nilges, M., Pannu, N.S., Read, R.J., Rice, L.M., Simonson, T., Warren, G.L.
structure solution
CNS
1.1
Clore, G.M., Kuszewski, J.
refinement
X-PLOR
NIH-2.0.2
Goddard, T.D., Kneller, D.G.
data analysis
Sparky
3.93
Delaglio, F.
processing
NMRPipe
NIH
500
Bruker
DMX
600
Bruker
DMX
500
Varian
UNITYPLUS
600
Varian
INOVA
750
Bruker
DMX
ZN
188
2
ZN
ZN
188
A
DRG
1
3
ADK
ADK
189
A
MET
1
n
1
MET
1
A
GLU
2
n
2
GLU
2
A
ARG
3
n
3
ARG
3
A
CYS
4
n
4
CYS
4
A
GLY
5
n
5
GLY
5
A
TRP
6
n
6
TRP
6
A
VAL
7
n
7
VAL
7
A
SER
8
n
8
SER
8
A
GLN
9
n
9
GLN
9
A
ASP
10
n
10
ASP
10
A
PRO
11
n
11
PRO
11
A
LEU
12
n
12
LEU
12
A
TYR
13
n
13
TYR
13
A
ILE
14
n
14
ILE
14
A
ALA
15
n
15
ALA
15
A
TYR
16
n
16
TYR
16
A
HIS
17
n
17
HIS
17
A
ASP
18
n
18
ASP
18
A
ASN
19
n
19
ASN
19
A
GLU
20
n
20
GLU
20
A
TRP
21
n
21
TRP
21
A
GLY
22
n
22
GLY
22
A
VAL
23
n
23
VAL
23
A
PRO
24
n
24
PRO
24
A
GLU
25
n
25
GLU
25
A
THR
26
n
26
THR
26
A
ASP
27
n
27
ASP
27
A
SER
28
n
28
SER
28
A
LYS
29
n
29
LYS
29
A
LYS
30
n
30
LYS
30
A
LEU
31
n
31
LEU
31
A
PHE
32
n
32
PHE
32
A
GLU
33
n
33
GLU
33
A
MET
34
n
34
MET
34
A
ILE
35
n
35
ILE
35
A
CYS
36
n
36
CYS
36
A
LEU
37
n
37
LEU
37
A
GLU
38
n
38
GLU
38
A
GLY
39
n
39
GLY
39
A
GLN
40
n
40
GLN
40
A
GLN
41
n
41
GLN
41
A
ALA
42
n
42
ALA
42
A
GLY
43
n
43
GLY
43
A
LEU
44
n
44
LEU
44
A
SER
45
n
45
SER
45
A
TRP
46
n
46
TRP
46
A
ILE
47
n
47
ILE
47
A
THR
48
n
48
THR
48
A
VAL
49
n
49
VAL
49
A
LEU
50
n
50
LEU
50
A
LYS
51
n
51
LYS
51
A
LYS
52
n
52
LYS
52
A
ARG
53
n
53
ARG
53
A
GLU
54
n
54
GLU
54
A
ASN
55
n
55
ASN
55
A
TYR
56
n
56
TYR
56
A
ARG
57
n
57
ARG
57
A
ALA
58
n
58
ALA
58
A
CYS
59
n
59
CYS
59
A
PHE
60
n
60
PHE
60
A
HIS
61
n
61
HIS
61
A
GLN
62
n
62
GLN
62
A
PHE
63
n
63
PHE
63
A
ASP
64
n
64
ASP
64
A
PRO
65
n
65
PRO
65
A
VAL
66
n
66
VAL
66
A
LYS
67
n
67
LYS
67
A
VAL
68
n
68
VAL
68
A
ALA
69
n
69
ALA
69
A
ALA
70
n
70
ALA
70
A
MET
71
n
71
MET
71
A
GLN
72
n
72
GLN
72
A
GLU
73
n
73
GLU
73
A
GLU
74
n
74
GLU
74
A
ASP
75
n
75
ASP
75
A
VAL
76
n
76
VAL
76
A
GLU
77
n
77
GLU
77
A
ARG
78
n
78
ARG
78
A
LEU
79
n
79
LEU
79
A
VAL
80
n
80
VAL
80
A
GLN
81
n
81
GLN
81
A
ASP
82
n
82
ASP
82
A
ALA
83
n
83
ALA
83
A
GLY
84
n
84
GLY
84
A
ILE
85
n
85
ILE
85
A
ILE
86
n
86
ILE
86
A
ARG
87
n
87
ARG
87
A
HIS
88
n
88
HIS
88
A
ARG
89
n
89
ARG
89
A
GLY
90
n
90
GLY
90
A
LYS
91
n
91
LYS
91
A
ILE
92
n
92
ILE
92
A
GLN
93
n
93
GLN
93
A
ALA
94
n
94
ALA
94
A
ILE
95
n
95
ILE
95
A
ILE
96
n
96
ILE
96
A
GLY
97
n
97
GLY
97
A
ASN
98
n
98
ASN
98
A
ALA
99
n
99
ALA
99
A
ARG
100
n
100
ARG
100
A
ALA
101
n
101
ALA
101
A
TYR
102
n
102
TYR
102
A
LEU
103
n
103
LEU
103
A
GLN
104
n
104
GLN
104
A
MET
105
n
105
MET
105
A
GLU
106
n
106
GLU
106
A
GLN
107
n
107
GLN
107
A
ASN
108
n
108
ASN
108
A
GLY
109
n
109
GLY
109
A
GLU
110
n
110
GLU
110
A
PRO
111
n
111
PRO
111
A
PHE
112
n
112
PHE
112
A
ALA
113
n
113
ALA
113
A
ASP
114
n
114
ASP
114
A
PHE
115
n
115
PHE
115
A
VAL
116
n
116
VAL
116
A
TRP
117
n
117
TRP
117
A
SER
118
n
118
SER
118
A
PHE
119
n
119
PHE
119
A
VAL
120
n
120
VAL
120
A
ASN
121
n
121
ASN
121
A
HIS
122
n
122
HIS
122
A
GLN
123
n
123
GLN
123
A
PRO
124
n
124
PRO
124
A
GLN
125
n
125
GLN
125
A
MET
126
n
126
MET
126
A
THR
127
n
127
THR
127
A
GLN
128
n
128
GLN
128
A
ALA
129
n
129
ALA
129
A
THR
130
n
130
THR
130
A
THR
131
n
131
THR
131
A
LEU
132
n
132
LEU
132
A
SER
133
n
133
SER
133
A
GLU
134
n
134
GLU
134
A
ILE
135
n
135
ILE
135
A
PRO
136
n
136
PRO
136
A
THR
137
n
137
THR
137
A
SER
138
n
138
SER
138
A
THR
139
n
139
THR
139
A
PRO
140
n
140
PRO
140
A
ALA
141
n
141
ALA
141
A
SER
142
n
142
SER
142
A
ASP
143
n
143
ASP
143
A
ALA
144
n
144
ALA
144
A
LEU
145
n
145
LEU
145
A
SER
146
n
146
SER
146
A
LYS
147
n
147
LYS
147
A
ALA
148
n
148
ALA
148
A
LEU
149
n
149
LEU
149
A
LYS
150
n
150
LYS
150
A
LYS
151
n
151
LYS
151
A
ARG
152
n
152
ARG
152
A
GLY
153
n
153
GLY
153
A
PHE
154
n
154
PHE
154
A
LYS
155
n
155
LYS
155
A
PHE
156
n
156
PHE
156
A
VAL
157
n
157
VAL
157
A
GLY
158
n
158
GLY
158
A
THR
159
n
159
THR
159
A
THR
160
n
160
THR
160
A
ILE
161
n
161
ILE
161
A
CYS
162
n
162
CYS
162
A
TYR
163
n
163
TYR
163
A
SER
164
n
164
SER
164
A
PHE
165
n
165
PHE
165
A
MET
166
n
166
MET
166
A
GLN
167
n
167
GLN
167
A
ALA
168
n
168
ALA
168
A
CYS
169
n
169
CYS
169
A
GLY
170
n
170
GLY
170
A
LEU
171
n
171
LEU
171
A
VAL
172
n
172
VAL
172
A
ASN
173
n
173
ASN
173
A
ASP
174
n
174
ASP
174
A
HIS
175
n
175
HIS
175
A
VAL
176
n
176
VAL
176
A
VAL
177
n
177
VAL
177
A
GLY
178
n
178
GLY
178
A
CYS
179
n
179
CYS
179
A
CYS
180
n
180
CYS
180
A
CYS
181
n
181
CYS
181
A
TYR
182
n
182
TYR
182
A
PRO
183
n
183
PRO
183
A
GLY
184
n
184
GLY
184
A
ASN
185
n
185
ASN
185
A
LYS
186
n
186
LYS
186
A
PRO
187
n
187
PRO
187
A
author_defined_assembly
1
monomeric
A
CYS
4
A
SG
CYS
4
1_555
A
ZN
188
B
ZN
ZN
1_555
A
HIS
17
A
NE2
HIS
17
1_555
106.8
A
CYS
4
A
SG
CYS
4
1_555
A
ZN
188
B
ZN
ZN
1_555
A
HIS
175
A
ND1
HIS
175
1_555
112.9
A
HIS
17
A
NE2
HIS
17
1_555
A
ZN
188
B
ZN
ZN
1_555
A
HIS
175
A
ND1
HIS
175
1_555
106.2
A
CYS
4
A
SG
CYS
4
1_555
A
ZN
188
B
ZN
ZN
1_555
A
CYS
179
A
SG
CYS
179
1_555
109.0
A
HIS
17
A
NE2
HIS
17
1_555
A
ZN
188
B
ZN
ZN
1_555
A
CYS
179
A
SG
CYS
179
1_555
111.4
A
HIS
175
A
ND1
HIS
175
1_555
A
ZN
188
B
ZN
ZN
1_555
A
CYS
179
A
SG
CYS
179
1_555
110.5
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
A
N
GLN
125
A
N
GLN
125
A
O
ASN
173
A
O
ASN
173
1
A
A
O
HD21
TYR
ASN
16
19
1.46
1
A
A
O
HH21
ALA
ARG
69
100
1.48
1
A
A
O
H
LYS
TYR
52
56
1.54
1
A
A
O
H
CYS
CYS
179
181
1.56
1
A
A
O
H
TRP
HIS
117
122
1.57
1
A
A
O
HE21
LEU
GLN
37
41
1.57
2
A
A
O
H
PHE
GLN
60
62
1.45
2
A
A
O
H
GLU
GLY
20
22
1.57
2
A
A
O
H
TRP
HIS
117
122
1.59
3
A
A
H
HG
THR
SER
139
142
1.34
3
A
A
O
H
TRP
HIS
117
122
1.48
3
A
A
O
H
THR
ASP
139
143
1.60
4
A
A
O
H
VAL
GLY
176
178
1.44
4
A
A
O
H
LYS
TYR
52
56
1.53
4
A
A
O
H
TRP
HIS
117
122
1.58
4
A
A
OG1
HG
THR
SER
139
142
1.60
5
A
A
O
HG
PHE
SER
115
118
1.36
5
A
A
O
H
SER
ALA
164
168
1.39
5
A
A
HE22
O
GLN
MET
125
126
1.40
5
A
A
O
H
PHE
GLN
60
62
1.41
5
A
A
O
H
SER
ILE
45
47
1.44
5
A
A
O
H
CYS
TYR
179
182
1.54
5
A
A
O
H
LYS
TYR
52
56
1.55
6
A
A
OD1
H
ASN
LYS
185
186
1.48
6
A
A
HE1
OE1
TRP
GLN
21
167
1.50
6
A
A
O
HH21
ALA
ARG
69
100
1.52
6
A
A
H
OE1
THR
GLU
130
134
1.57
6
A
A
HG
N7
SER
ADK
164
189
1.59
7
A
A
O
H
PHE
GLN
60
62
1.36
7
A
A
O
H
HIS
ILE
88
92
1.46
7
A
A
O
H
GLU
GLY
20
22
1.54
7
A
A
O
H
LYS
TYR
52
56
1.54
7
A
A
O
H
TYR
HIS
13
17
1.58
7
A
A
O
H
LEU
LEU
145
149
1.59
7
A
A
O
H
THR
ASP
139
143
1.59
8
A
A
HE2
HN61
GLU
ADK
38
189
1.35
8
A
A
HE22
N7
GLN
ADK
41
189
1.53
8
A
A
O
H
GLU
GLY
20
22
1.55
8
A
A
O
H
TYR
HIS
13
17
1.59
9
A
A
O
HD21
TYR
ASN
16
19
1.46
9
A
A
O
HH21
ALA
ARG
69
100
1.48
9
A
A
O
H
LYS
TYR
52
56
1.54
9
A
A
O
H
CYS
CYS
179
181
1.56
9
A
A
O
H
TRP
HIS
117
122
1.57
9
A
A
O
HE21
LEU
GLN
37
41
1.57
10
A
A
OE2
HE22
GLU
GLN
38
41
1.44
10
A
A
O
H
VAL
GLY
176
178
1.47
10
A
A
HG1
OE1
THR
GLU
130
134
1.51
10
A
A
O
H
CYS
TYR
179
182
1.53
10
A
A
OH
H3A3
TYR
ADK
13
189
1.57
10
A
A
O
H
LYS
TYR
52
56
1.57
10
A
A
O
H
TRP
HIS
117
122
1.59
10
A
A
O
H
LEU
GLN
103
107
1.60
11
A
A
O
H
PRO
TYR
11
13
1.43
11
A
A
O
H
LEU
ASP
79
82
1.46
11
A
A
HE22
O
GLN
MET
125
126
1.50
11
A
A
O
H
LEU
GLN
103
107
1.57
11
A
A
O
H
LYS
TYR
52
56
1.59
11
A
A
O
H
PRO
ASN
183
185
1.59
12
A
A
HE2
HN61
GLU
ADK
38
189
1.27
12
A
A
O
HG
THR
SER
160
164
1.34
12
A
A
O
H
PHE
GLN
60
62
1.44
12
A
A
O
H
CYS
CYS
179
181
1.46
12
A
A
HE22
O
GLN
MET
125
126
1.55
12
A
A
O
H
ARG
HIS
57
61
1.59
12
A
A
O
H
LYS
TYR
52
56
1.59
12
A
A
H
OG
THR
SER
139
142
1.59
12
A
A
O
H
THR
ASP
139
143
1.60
12
A
A
O
H
ALA
VAL
129
177
1.60
13
A
A
HH
HE22
TYR
GLN
163
167
1.22
13
A
A
HH
H3A3
TYR
ADK
13
189
1.29
13
A
A
HG
H
CYS
LEU
169
171
1.32
13
A
A
HD21
H
ASN
GLU
19
20
1.34
13
A
A
O
H
PRO
TYR
11
13
1.43
13
A
A
O
H
CYS
CYS
179
181
1.45
14
A
A
O
H
PRO
TYR
11
13
1.43
14
A
A
O
HH21
ALA
ARG
69
100
1.46
14
A
A
O
H
HIS
ILE
88
92
1.47
14
A
A
O
HD21
TYR
ASN
16
19
1.48
15
A
A
O
H
TRP
HIS
117
122
1.44
15
A
A
OE1
H
GLU
CYS
2
4
1.44
15
A
A
O
H
CYS
TYR
179
182
1.48
15
A
A
H
OD2
GLN
ASP
72
75
1.52
15
A
A
O
H
LYS
TYR
52
56
1.59
16
A
A
O
H
CYS
CYS
179
181
1.38
16
A
A
O
H
THR
ASP
139
143
1.56
16
A
A
O
H
TRP
HIS
117
122
1.58
17
A
A
OD1
H
ASN
GLU
19
20
1.33
17
A
A
O
H
PHE
GLN
60
62
1.36
17
A
A
O
H
TRP
HIS
117
122
1.46
17
A
A
O
H
PRO
TYR
11
13
1.46
17
A
A
O
H
LYS
TYR
52
56
1.57
17
A
A
O
HD21
LYS
ASN
51
55
1.58
18
A
A
HE22
HZ3
GLN
LYS
40
91
1.33
18
A
A
O
H
CYS
CYS
179
181
1.37
18
A
A
OG1
HG
THR
SER
139
142
1.39
18
A
A
O
H
GLY
CYS
178
180
1.46
18
A
A
O
H
LYS
TYR
52
56
1.54
19
A
A
OE2
HE
GLU
ARG
77
89
1.44
19
A
A
O
H
PHE
GLN
60
62
1.48
19
A
A
O
H
ALA
VAL
129
177
1.49
19
A
A
O
HG
ILE
SER
161
164
1.51
19
A
A
O
H
PHE
CYS
165
169
1.55
19
A
A
OG
H
SER
ALA
28
113
1.59
19
A
A
HE22
O
GLN
MET
125
126
1.60
20
A
A
HG1
HE1
THR
TRP
26
117
1.33
20
A
A
O
H
PRO
TYR
11
13
1.44
20
A
A
O
H
THR
ASP
139
143
1.50
20
A
A
O
H
LEU
LEU
145
149
1.56
20
A
A
O
H
LYS
TYR
52
56
1.59
21
A
A
HE22
N7
GLN
ADK
41
189
1.43
21
A
A
O
H
TRP
HIS
117
122
1.45
21
A
A
O
H
PRO
TYR
11
13
1.50
21
A
A
O
H
ALA
VAL
129
177
1.55
21
A
A
O
H
LEU
LEU
145
149
1.56
21
A
A
H
OG
THR
SER
139
142
1.56
21
A
A
O
H
HIS
GLY
88
90
1.58
22
A
A
HE2
HN61
GLU
ADK
38
189
1.25
22
A
A
HD21
H
ASN
GLU
19
20
1.27
22
A
A
O
HG
PHE
SER
115
118
1.34
22
A
A
O
H
PRO
TYR
11
13
1.39
22
A
A
O
H
PRO
ASN
183
185
1.56
22
A
A
O
H
LEU
LEU
145
149
1.59
22
A
A
H
OG
THR
SER
139
142
1.60
23
A
A
HH
HN62
TYR
ADK
16
189
1.28
23
A
A
OD1
H
ASN
GLU
19
20
1.49
23
A
A
O
H
CYS
CYS
179
181
1.50
23
A
A
O
H
LYS
TYR
52
56
1.59
23
A
A
O
H
TRP
HIS
117
122
1.59
23
A
A
O
H
TYR
HIS
13
17
1.60
24
A
A
HG1
H
THR
SER
139
142
1.34
24
A
A
OD1
H
ASN
GLU
19
20
1.37
24
A
A
O
H
PHE
GLN
60
62
1.42
24
A
A
O
H
HIS
ILE
88
92
1.51
24
A
A
H
OG
THR
SER
139
142
1.57
24
A
A
O
H
LYS
TYR
52
56
1.58
24
A
A
O
H
TRP
HIS
117
122
1.58
24
A
A
O
H
TYR
HIS
13
17
1.58
25
A
A
OD1
H
ASN
GLU
19
20
1.38
25
A
A
O
H
LYS
TYR
52
56
1.52
25
A
A
HE22
N7
GLN
ADK
41
189
1.58
1
A
ARG
3
-87.30
-92.29
1
A
GLU
20
173.11
75.19
1
A
GLN
41
-69.07
1.96
1
A
HIS
61
-56.97
17.08
1
A
PHE
63
38.32
29.09
1
A
ALA
83
70.20
-11.50
1
A
ILE
85
-52.18
-172.63
1
A
ILE
86
-61.68
92.06
1
A
HIS
88
-178.36
73.77
1
A
HIS
122
48.78
26.10
1
A
ASP
174
-161.58
42.56
1
A
VAL
176
175.51
11.07
1
A
VAL
177
58.37
117.97
1
A
CYS
179
-67.84
79.48
1
A
CYS
180
68.93
-48.30
1
A
CYS
181
-170.27
71.71
1
A
ASN
185
-87.69
-72.83
2
A
GLN
9
-95.78
-108.69
2
A
GLU
20
-174.42
48.11
2
A
GLN
41
-61.26
6.98
2
A
HIS
61
63.79
-56.18
2
A
PHE
63
38.73
27.39
2
A
ALA
83
67.56
-19.81
2
A
ILE
85
-29.28
-94.09
2
A
ILE
86
-170.58
-37.88
2
A
PHE
156
61.71
61.51
2
A
ASP
174
156.06
-34.83
2
A
HIS
175
55.88
-82.49
2
A
VAL
177
34.80
27.60
2
A
LYS
186
44.65
73.33
3
A
ARG
3
-57.26
-103.20
3
A
ASN
19
-91.33
-72.17
3
A
GLU
20
-154.57
81.67
3
A
GLN
41
-48.27
-6.54
3
A
PHE
63
-109.91
-88.76
3
A
ASP
64
87.62
-73.09
3
A
PRO
65
-97.19
-106.98
3
A
ALA
83
61.84
-15.59
3
A
ILE
85
-47.86
-178.38
3
A
ILE
86
-55.63
-105.26
3
A
HIS
122
41.92
24.32
3
A
ASP
174
90.26
81.17
3
A
VAL
176
-158.10
29.09
3
A
VAL
177
53.01
2.50
3
A
CYS
181
-73.03
24.08
4
A
GLN
9
-90.64
-159.38
4
A
ASP
10
-44.75
155.60
4
A
GLU
20
-155.97
24.73
4
A
VAL
23
-157.89
-35.61
4
A
VAL
80
-48.28
-17.37
4
A
ALA
83
75.98
-17.35
4
A
ILE
85
-47.19
175.59
4
A
ILE
86
-58.64
95.42
4
A
HIS
88
166.96
78.36
4
A
VAL
157
-153.52
41.96
4
A
ASP
174
180.00
54.33
4
A
VAL
176
-175.23
18.84
4
A
VAL
177
62.32
-41.29
5
A
GLU
20
-175.83
59.27
5
A
TRP
46
62.96
-39.85
5
A
HIS
61
61.98
-51.17
5
A
PHE
63
40.26
24.71
5
A
ALA
83
73.32
-11.28
5
A
ILE
85
-52.56
-177.98
5
A
ILE
86
-56.98
89.49
5
A
HIS
88
164.31
56.33
5
A
VAL
157
-140.97
38.98
5
A
ASP
174
-178.85
48.35
5
A
VAL
176
175.62
51.05
5
A
VAL
177
30.69
112.71
5
A
TYR
182
-118.74
79.22
6
A
GLN
9
-81.36
-105.32
6
A
ASN
19
-69.60
-76.45
6
A
GLU
20
-151.92
-39.50
6
A
TRP
21
-3.38
73.38
6
A
PHE
63
156.65
-0.65
6
A
ALA
83
81.67
-15.13
6
A
ILE
85
-58.74
-166.32
6
A
ILE
86
-66.98
94.46
6
A
HIS
88
170.62
68.65
6
A
ASP
174
89.30
69.39
6
A
CYS
180
31.55
33.63
6
A
CYS
181
178.88
-40.87
7
A
ASN
19
-81.01
-77.69
7
A
GLU
20
-154.71
71.69
7
A
HIS
61
59.94
-45.32
7
A
VAL
80
-49.38
-19.93
7
A
ALA
83
70.00
-18.90
7
A
ILE
85
-36.22
156.33
7
A
PHE
156
60.13
62.72
7
A
VAL
157
-144.03
41.75
7
A
ASP
174
86.71
82.18
7
A
VAL
176
-152.07
38.50
7
A
VAL
177
45.15
13.74
7
A
ASN
185
-155.52
11.95
8
A
GLN
9
-115.39
-75.45
8
A
GLU
20
176.05
72.12
8
A
HIS
61
-151.82
60.18
8
A
PHE
63
-163.80
-65.72
8
A
VAL
80
-47.83
-16.51
8
A
ALA
83
85.27
-5.46
8
A
ILE
85
-70.79
-162.97
8
A
HIS
88
170.81
75.85
8
A
HIS
122
38.31
33.94
8
A
ARG
152
-69.80
5.76
8
A
ASP
174
92.40
77.61
8
A
VAL
176
-162.18
55.86
8
A
VAL
177
23.51
67.70
9
A
ARG
3
-87.30
-92.29
9
A
GLU
20
173.11
75.19
9
A
GLN
41
-69.07
1.96
9
A
HIS
61
-56.97
17.08
9
A
PHE
63
38.32
29.09
9
A
ALA
83
70.20
-11.50
9
A
ILE
85
-52.18
-172.63
9
A
ILE
86
-61.68
92.06
9
A
HIS
88
-178.36
73.77
9
A
HIS
122
48.78
26.10
9
A
ASP
174
-161.58
42.56
9
A
VAL
176
175.51
11.07
9
A
VAL
177
58.37
117.97
9
A
CYS
179
-67.84
79.48
9
A
CYS
180
68.93
-48.30
9
A
CYS
181
-170.27
71.71
9
A
ASN
185
-87.69
-72.83
10
A
SER
8
-63.70
6.71
10
A
ASP
10
-48.40
153.42
10
A
ASN
19
-80.02
-76.13
10
A
GLU
20
-146.88
-65.41
10
A
TRP
21
26.35
63.12
10
A
VAL
23
-176.49
-21.16
10
A
HIS
61
-66.12
21.49
10
A
PHE
63
-161.53
-104.09
10
A
ASP
64
154.23
-42.36
10
A
PRO
65
-94.77
-108.81
10
A
ALA
83
73.34
-16.34
10
A
ILE
85
-54.80
-164.68
10
A
ILE
86
-53.53
88.04
10
A
ARG
87
-53.19
106.90
10
A
HIS
88
172.53
92.73
10
A
HIS
122
44.94
12.48
10
A
ASP
174
76.58
70.39
10
A
VAL
176
-166.04
18.18
10
A
VAL
177
65.39
-44.81
10
A
PRO
183
-77.74
-78.90
11
A
GLN
9
-91.99
-116.65
11
A
PRO
11
-65.16
-160.39
11
A
LEU
12
61.96
-39.46
11
A
ASN
19
-83.75
-77.01
11
A
GLU
20
-153.18
55.42
11
A
TRP
21
-103.07
73.65
11
A
PHE
63
-102.74
60.49
11
A
ALA
83
69.63
-15.49
11
A
ILE
85
-46.30
176.40
11
A
ILE
86
-52.29
86.08
11
A
HIS
88
175.15
65.94
11
A
HIS
122
47.38
29.90
11
A
ASP
174
85.49
69.73
11
A
VAL
177
52.58
105.11
11
A
PRO
183
-87.13
-73.20
11
A
ASN
185
-107.57
-75.79
12
A
GLU
20
-148.69
-54.07
12
A
TRP
21
2.24
66.65
12
A
HIS
61
64.81
-47.84
12
A
PHE
63
40.86
21.48
12
A
ALA
83
76.27
-12.21
12
A
ILE
85
-57.47
-166.62
12
A
ILE
86
-67.01
95.00
12
A
ARG
87
-57.66
109.65
12
A
HIS
88
-178.14
81.05
12
A
SER
138
-152.16
88.28
12
A
ASP
174
-178.98
40.70
12
A
VAL
176
178.03
150.93
12
A
CYS
180
63.87
-55.91
12
A
CYS
181
-157.47
13.76
13
A
PRO
11
-68.92
-161.84
13
A
LEU
12
62.54
-54.86
13
A
GLU
20
177.07
47.85
13
A
HIS
61
-41.03
-15.58
13
A
ALA
83
75.60
-17.02
13
A
ILE
85
-54.48
-179.33
13
A
ILE
86
-60.82
89.94
13
A
HIS
88
159.14
88.28
13
A
HIS
122
42.05
25.06
13
A
ASP
174
83.28
74.21
13
A
VAL
176
-149.50
28.45
13
A
VAL
177
60.56
-21.78
13
A
CYS
180
64.03
-57.37
13
A
CYS
181
-176.71
59.70
13
A
PRO
183
-77.52
-83.06
14
A
PRO
11
-57.46
-161.11
14
A
LEU
12
64.65
-52.38
14
A
GLU
20
-175.45
78.82
14
A
TRP
21
-100.77
68.18
14
A
GLN
41
-44.15
-11.87
14
A
HIS
61
-176.81
112.36
14
A
PHE
63
-177.93
39.65
14
A
ALA
83
72.73
-19.01
14
A
ILE
85
-31.81
-105.04
14
A
ILE
86
-161.44
-48.30
14
A
GLN
128
-97.86
34.58
14
A
SER
138
-157.41
87.84
14
A
ASP
174
-173.86
70.84
14
A
VAL
176
168.23
3.59
14
A
VAL
177
71.87
-35.31
15
A
CYS
4
-170.29
146.85
15
A
ASN
19
-76.87
-75.51
15
A
GLU
20
-145.56
-40.96
15
A
TRP
21
-4.68
74.59
15
A
HIS
61
48.06
5.49
15
A
PHE
63
52.28
3.25
15
A
VAL
80
-49.60
-18.89
15
A
ALA
83
76.29
-17.17
15
A
ILE
85
-50.33
-172.93
15
A
ILE
86
-59.41
93.98
15
A
HIS
88
164.76
63.31
15
A
HIS
122
43.16
27.83
15
A
VAL
157
-140.85
39.93
15
A
ASP
174
89.58
80.07
15
A
VAL
176
-157.91
37.01
15
A
VAL
177
37.84
93.31
16
A
GLU
20
177.57
57.53
16
A
VAL
23
-157.88
-36.82
16
A
HIS
61
55.89
-4.00
16
A
PHE
63
101.07
-64.30
16
A
ASP
64
165.46
-42.77
16
A
PRO
65
-49.88
-146.03
16
A
ALA
83
70.91
-16.06
16
A
ILE
85
-54.73
-170.64
16
A
ILE
86
-57.71
86.90
16
A
HIS
88
160.58
77.60
16
A
HIS
122
41.51
24.43
16
A
THR
137
52.36
-1.32
16
A
ASP
174
89.52
74.26
16
A
VAL
176
-157.99
29.19
16
A
VAL
177
55.24
113.41
16
A
CYS
180
59.95
-42.64
16
A
CYS
181
-172.59
57.02
17
A
GLN
9
-84.11
-149.18
17
A
PRO
11
-60.78
-160.88
17
A
LEU
12
64.85
-40.42
17
A
ASN
19
-90.95
-70.41
17
A
GLU
20
-126.50
-69.09
17
A
HIS
61
60.97
-47.00
17
A
PHE
63
35.88
21.24
17
A
ALA
83
70.98
-16.21
17
A
ILE
85
-52.52
-166.03
17
A
ILE
86
-60.07
98.85
17
A
HIS
88
168.23
70.56
17
A
HIS
122
37.67
24.91
17
A
ASP
174
91.56
77.21
17
A
VAL
176
-145.15
-104.23
17
A
VAL
177
-138.40
-41.56
17
A
LYS
186
47.16
70.36
18
A
ARG
3
-60.25
-171.06
18
A
GLN
9
-63.10
-88.77
18
A
ASP
10
165.88
-38.06
18
A
PRO
11
-91.12
-156.32
18
A
LEU
12
-32.34
-32.68
18
A
GLU
20
-153.19
-73.98
18
A
TRP
21
39.76
45.83
18
A
GLN
41
-51.03
-3.65
18
A
HIS
61
47.81
2.41
18
A
PHE
63
42.17
18.51
18
A
ALA
83
71.14
-18.71
18
A
ILE
85
-42.82
160.74
18
A
PHE
156
60.38
67.41
18
A
VAL
157
-158.81
41.65
18
A
ASP
174
91.35
78.82
18
A
CYS
179
-68.07
49.69
18
A
CYS
180
60.59
-49.28
18
A
CYS
181
-179.40
71.14
19
A
ASN
19
-78.31
-70.99
19
A
GLU
20
-167.59
54.88
19
A
VAL
23
-159.41
-36.84
19
A
GLN
41
-44.28
-19.90
19
A
HIS
61
55.71
-26.46
19
A
PHE
63
57.35
-3.54
19
A
ALA
83
66.06
-16.05
19
A
ILE
85
-47.27
151.65
19
A
SER
138
-159.05
85.82
19
A
VAL
176
145.43
155.34
19
A
CYS
179
-76.84
20.48
19
A
CYS
180
56.23
3.58
19
A
ASN
185
-162.03
-30.32
20
A
ASP
10
173.35
166.13
20
A
PRO
11
-48.18
-167.76
20
A
LEU
12
63.57
-47.21
20
A
ASN
19
-71.77
-76.92
20
A
GLU
20
-151.13
-51.85
20
A
TRP
21
24.62
72.51
20
A
VAL
23
-163.90
-27.47
20
A
HIS
61
49.82
7.11
20
A
PHE
63
44.10
6.96
20
A
ALA
83
73.22
-15.75
20
A
ILE
85
-52.03
-169.00
20
A
ILE
86
-65.03
98.07
20
A
HIS
88
156.51
81.80
20
A
HIS
122
41.89
29.31
20
A
ASP
174
96.42
75.34
20
A
VAL
176
-168.54
28.89
20
A
VAL
177
56.19
118.35
20
A
CYS
181
-109.43
45.47
20
A
LYS
186
56.81
153.05
21
A
LEU
12
66.24
-44.14
21
A
ASN
19
-76.50
-75.17
21
A
GLU
20
-168.98
69.11
21
A
VAL
23
-137.87
-33.73
21
A
PHE
63
-109.32
73.53
21
A
PRO
65
-97.11
-113.57
21
A
ALA
83
76.60
-16.73
21
A
ILE
85
-57.03
-166.59
21
A
ILE
86
-58.63
76.97
21
A
HIS
88
-158.69
-34.65
21
A
ARG
89
65.45
-36.66
21
A
HIS
122
46.39
24.23
21
A
SER
138
-153.92
84.61
21
A
ASP
174
92.05
79.11
21
A
HIS
175
-54.84
-70.60
21
A
CYS
180
39.56
27.35
21
A
ASN
185
-89.46
-72.94
22
A
CYS
4
171.72
134.16
22
A
PRO
11
-60.57
-163.09
22
A
LEU
12
61.00
-46.52
22
A
GLU
20
-160.29
22.86
22
A
TRP
21
-106.15
72.43
22
A
HIS
61
43.24
29.92
22
A
PHE
63
42.63
18.92
22
A
ASP
64
-171.90
136.73
22
A
ALA
83
68.68
-14.99
22
A
ILE
85
-28.00
-91.07
22
A
ILE
86
-175.98
-44.17
22
A
PRO
111
-45.69
150.09
22
A
HIS
122
40.57
29.13
22
A
VAL
157
-150.93
38.63
22
A
ASP
174
86.13
74.22
22
A
CYS
181
-96.41
34.60
22
A
PRO
183
-83.98
-71.29
23
A
GLU
20
-163.73
68.74
23
A
HIS
61
-62.29
10.96
23
A
PHE
63
-159.64
-95.36
23
A
ASP
64
149.36
-41.04
23
A
PRO
65
-102.40
-103.13
23
A
VAL
80
-49.03
-16.79
23
A
ALA
83
68.40
-13.62
23
A
ILE
85
-53.00
-166.29
23
A
ILE
86
-54.07
90.51
23
A
HIS
88
169.46
81.21
23
A
HIS
122
43.48
26.00
23
A
SER
138
-154.70
85.30
23
A
VAL
157
-142.08
47.72
23
A
ASP
174
86.07
77.43
23
A
VAL
176
-147.43
38.12
23
A
VAL
177
61.27
111.71
23
A
CYS
180
63.06
-63.47
23
A
CYS
181
-176.36
47.43
23
A
LYS
186
29.99
62.70
24
A
ASN
19
-71.14
-77.09
24
A
GLU
20
-149.10
-49.07
24
A
TRP
21
59.03
87.22
24
A
HIS
61
61.67
-39.88
24
A
PHE
63
41.09
17.56
24
A
ALA
83
65.15
-15.57
24
A
ILE
85
-28.68
-101.38
24
A
ILE
86
-168.77
-34.87
24
A
ASP
174
96.05
84.91
24
A
VAL
176
-157.54
24.67
24
A
VAL
177
56.11
111.36
24
A
PRO
183
-78.93
-93.19
25
A
ASN
19
-86.89
-70.88
25
A
GLU
20
-136.86
-72.61
25
A
VAL
23
-166.23
-30.68
25
A
HIS
61
52.56
-6.32
25
A
PHE
63
53.31
16.69
25
A
ALA
83
82.27
-13.24
25
A
ILE
85
-58.49
-168.60
25
A
ILE
86
-65.86
93.62
25
A
ARG
87
-55.23
106.46
25
A
HIS
88
179.88
72.98
25
A
HIS
122
48.71
29.45
25
A
ASP
174
90.17
75.18
SOLUTION STRUCTURE AND BASE PERTURBATION STUDIES REVEAL A NOVEL MODE OF ALKYLATED BASE RECOGNITION BY 3-METHYLADENINE DNA GLYCOSYLASE I
1
N
N
2
N
N
3
N
N
A
ASP
10
A
ASP
10
HELX_P
A
TRP
21
A
TRP
21
1
1
12
A
ASP
27
A
ASP
27
HELX_P
A
GLN
41
A
GLN
41
1
2
15
A
SER
45
A
SER
45
HELX_P
A
PHE
60
A
PHE
60
1
3
16
A
ASP
64
A
ASP
64
HELX_P
A
MET
71
A
MET
71
1
4
8
A
GLN
72
A
GLN
72
HELX_P
A
VAL
80
A
VAL
80
1
5
9
A
HIS
88
A
HIS
88
HELX_P
A
ASN
108
A
ASN
108
1
6
21
A
PRO
111
A
PRO
111
HELX_P
A
VAL
120
A
VAL
120
1
7
10
A
THR
131
A
THR
131
HELX_P
A
ILE
135
A
ILE
135
5
8
5
A
THR
139
A
THR
139
HELX_P
A
ARG
152
A
ARG
152
1
9
14
A
GLY
158
A
GLY
158
HELX_P
A
GLY
170
A
GLY
170
1
10
13
metalc
2.310
A
CYS
4
A
SG
CYS
4
1_555
A
ZN
188
B
ZN
ZN
1_555
metalc
2.001
A
HIS
17
A
NE2
HIS
17
1_555
A
ZN
188
B
ZN
ZN
1_555
metalc
2.011
A
HIS
175
A
ND1
HIS
175
1_555
A
ZN
188
B
ZN
ZN
1_555
metalc
2.311
A
CYS
179
A
SG
CYS
179
1_555
A
ZN
188
B
ZN
ZN
1_555
HYDROLASE
3-methyladenine TAG complex nmr, HYDROLASE
3MG1_ECOLI
UNP
1
1
P05100
MERCGWVSQDPLYIAYHDNEWGVPETDSKKLFEMICLEGQQAGLSWITVLKKRENYRACFHQFDPVKVAAMQEEDVERLV
QDAGIIRHRGKIQAIIGNARAYLQMEQNGEPFADFVWSFVNHQPQVTQATTLSEIPTSTPASDALSKALKKRGFKFVGTT
ICYSFMQACGLVNDHVVGCCCHPGNKP
1
187
1P7M
1
187
P05100
A
1
1
187
1
VAL
conflict
MET
126
1P7M
A
P05100
UNP
126
126
1
HIS
conflict
TYR
182
1P7M
A
P05100
UNP
182
182
2
parallel
A
GLN
125
A
GLN
125
A
MET
126
A
MET
126
A
VAL
172
A
VAL
172
A
ASN
173
A
ASN
173
BINDING SITE FOR RESIDUE ZN A 188
A
ZN
188
Software
4
BINDING SITE FOR RESIDUE ADK A 189
A
ADK
189
Software
7
A
CYS
4
A
CYS
4
4
1_555
A
HIS
17
A
HIS
17
4
1_555
A
HIS
175
A
HIS
175
4
1_555
A
CYS
179
A
CYS
179
4
1_555
A
TRP
6
A
TRP
6
7
1_555
A
TYR
13
A
TYR
13
7
1_555
A
TYR
16
A
TYR
16
7
1_555
A
TRP
21
A
TRP
21
7
1_555
A
GLU
38
A
GLU
38
7
1_555
A
TRP
46
A
TRP
46
7
1_555
A
SER
164
A
SER
164
7
1_555