1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
Steele, R.A.
Opella, S.J.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
1
90.00
90.00
90.00
1.000
1.000
1.000
C3 H7 N O2
89.093
y
ALANINE
L-peptide linking
C6 H15 N4 O2 1
175.209
y
ARGININE
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 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
C9 H11 N O3
181.189
y
TYROSINE
L-peptide linking
C5 H11 N O2
117.146
y
VALINE
L-peptide linking
N
1
N
N
N
2
S
C
N
3
N
C
N
4
N
O
N
5
N
C
N
6
N
O
N
7
N
H
N
8
N
H
N
9
N
H
N
10
N
H
N
11
N
H
N
12
N
H
N
13
N
H
N
14
N
N
N
15
S
C
N
16
N
C
N
17
N
O
N
18
N
C
N
19
N
C
N
20
N
C
N
21
N
N
N
22
N
C
N
23
N
N
N
24
N
N
N
25
N
O
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
H
N
37
N
H
N
38
N
H
N
39
N
H
N
40
N
H
N
41
N
N
N
42
S
C
N
43
N
C
N
44
N
O
N
45
N
C
N
46
N
C
N
47
N
O
N
48
N
O
N
49
N
O
N
50
N
H
N
51
N
H
N
52
N
H
N
53
N
H
N
54
N
H
N
55
N
H
N
56
N
H
N
57
N
N
N
58
R
C
N
59
N
C
N
60
N
O
N
61
N
C
N
62
N
S
N
63
N
O
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
N
N
72
S
C
N
73
N
C
N
74
N
O
N
75
N
C
N
76
N
C
N
77
N
C
N
78
N
O
N
79
N
N
N
80
N
O
N
81
N
H
N
82
N
H
N
83
N
H
N
84
N
H
N
85
N
H
N
86
N
H
N
87
N
H
N
88
N
H
N
89
N
H
N
90
N
H
N
91
N
N
N
92
S
C
N
93
N
C
N
94
N
O
N
95
N
C
N
96
N
C
N
97
N
C
N
98
N
O
N
99
N
O
N
100
N
O
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
N
N
111
N
C
N
112
N
C
N
113
N
O
N
114
N
O
N
115
N
H
N
116
N
H
N
117
N
H
N
118
N
H
N
119
N
H
N
120
N
N
N
121
S
C
N
122
N
C
N
123
N
O
N
124
S
C
N
125
N
C
N
126
N
C
N
127
N
C
N
128
N
O
N
129
N
H
N
130
N
H
N
131
N
H
N
132
N
H
N
133
N
H
N
134
N
H
N
135
N
H
N
136
N
H
N
137
N
H
N
138
N
H
N
139
N
H
N
140
N
H
N
141
N
H
N
142
N
N
N
143
S
C
N
144
N
C
N
145
N
O
N
146
N
C
N
147
N
C
N
148
N
C
N
149
N
C
N
150
N
O
N
151
N
H
N
152
N
H
N
153
N
H
N
154
N
H
N
155
N
H
N
156
N
H
N
157
N
H
N
158
N
H
N
159
N
H
N
160
N
H
N
161
N
H
N
162
N
H
N
163
N
H
N
164
N
N
N
165
S
C
N
166
N
C
N
167
N
O
N
168
N
C
N
169
N
C
N
170
N
C
N
171
N
C
N
172
N
N
N
173
N
O
N
174
N
H
N
175
N
H
N
176
N
H
N
177
N
H
N
178
N
H
N
179
N
H
N
180
N
H
N
181
N
H
N
182
N
H
N
183
N
H
N
184
N
H
N
185
N
H
N
186
N
H
N
187
N
H
N
188
N
H
N
189
N
N
N
190
S
C
N
191
N
C
N
192
N
O
N
193
N
C
N
194
N
C
N
195
N
S
N
196
N
C
N
197
N
O
N
198
N
H
N
199
N
H
N
200
N
H
N
201
N
H
N
202
N
H
N
203
N
H
N
204
N
H
N
205
N
H
N
206
N
H
N
207
N
H
N
208
N
H
N
209
N
N
N
210
S
C
N
211
N
C
N
212
N
O
N
213
N
C
Y
214
N
C
Y
215
N
C
Y
216
N
C
Y
217
N
C
Y
218
N
C
Y
219
N
C
N
220
N
O
N
221
N
H
N
222
N
H
N
223
N
H
N
224
N
H
N
225
N
H
N
226
N
H
N
227
N
H
N
228
N
H
N
229
N
H
N
230
N
H
N
231
N
H
N
232
N
N
N
233
S
C
N
234
N
C
N
235
N
O
N
236
N
C
N
237
N
C
N
238
N
C
N
239
N
O
N
240
N
H
N
241
N
H
N
242
N
H
N
243
N
H
N
244
N
H
N
245
N
H
N
246
N
H
N
247
N
H
N
248
N
H
N
249
N
N
N
250
S
C
N
251
N
C
N
252
N
O
N
253
N
C
N
254
N
O
N
255
N
O
N
256
N
H
N
257
N
H
N
258
N
H
N
259
N
H
N
260
N
H
N
261
N
H
N
262
N
H
N
263
N
N
N
264
S
C
N
265
N
C
N
266
N
O
N
267
R
C
N
268
N
O
N
269
N
C
N
270
N
O
N
271
N
H
N
272
N
H
N
273
N
H
N
274
N
H
N
275
N
H
N
276
N
H
N
277
N
H
N
278
N
H
N
279
N
H
N
280
N
N
N
281
S
C
N
282
N
C
N
283
N
O
N
284
N
C
Y
285
N
C
Y
286
N
C
Y
287
N
C
Y
288
N
C
Y
289
N
C
Y
290
N
C
N
291
N
O
N
292
N
O
N
293
N
H
N
294
N
H
N
295
N
H
N
296
N
H
N
297
N
H
N
298
N
H
N
299
N
H
N
300
N
H
N
301
N
H
N
302
N
H
N
303
N
H
N
304
N
N
N
305
S
C
N
306
N
C
N
307
N
O
N
308
N
C
N
309
N
C
N
310
N
C
N
311
N
O
N
312
N
H
N
313
N
H
N
314
N
H
N
315
N
H
N
316
N
H
N
317
N
H
N
318
N
H
N
319
N
H
N
320
N
H
N
321
N
H
N
322
N
H
N
1
N
sing
N
2
N
sing
N
3
N
sing
N
4
N
sing
N
5
N
sing
N
6
N
sing
N
7
N
doub
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
doub
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
sing
N
27
N
sing
N
28
N
sing
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
sing
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
doub
N
46
N
sing
N
47
N
sing
N
48
N
sing
N
49
N
sing
N
50
N
doub
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
N
59
N
sing
N
60
N
doub
N
61
N
sing
N
62
N
sing
N
63
N
sing
N
64
N
sing
N
65
N
sing
N
66
N
sing
N
67
N
sing
N
68
N
sing
N
69
N
sing
N
70
N
sing
N
71
N
sing
N
72
N
sing
N
73
N
doub
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
doub
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
doub
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
sing
N
105
N
sing
N
106
N
sing
N
107
N
sing
N
108
N
sing
N
109
N
sing
N
110
N
doub
N
111
N
sing
N
112
N
sing
N
113
N
sing
N
114
N
sing
N
115
N
sing
N
116
N
sing
N
117
N
sing
N
118
N
sing
N
119
N
doub
N
120
N
sing
N
121
N
sing
N
122
N
sing
N
123
N
sing
N
124
N
sing
N
125
N
sing
N
126
N
sing
N
127
N
sing
N
128
N
sing
N
129
N
sing
N
130
N
sing
N
131
N
sing
N
132
N
sing
N
133
N
sing
N
134
N
sing
N
135
N
sing
N
136
N
sing
N
137
N
sing
N
138
N
sing
N
139
N
sing
N
140
N
doub
N
141
N
sing
N
142
N
sing
N
143
N
sing
N
144
N
sing
N
145
N
sing
N
146
N
sing
N
147
N
sing
N
148
N
sing
N
149
N
sing
N
150
N
sing
N
151
N
sing
N
152
N
sing
N
153
N
sing
N
154
N
sing
N
155
N
sing
N
156
N
sing
N
157
N
sing
N
158
N
sing
N
159
N
sing
N
160
N
sing
N
161
N
doub
N
162
N
sing
N
163
N
sing
N
164
N
sing
N
165
N
sing
N
166
N
sing
N
167
N
sing
N
168
N
sing
N
169
N
sing
N
170
N
sing
N
171
N
sing
N
172
N
sing
N
173
N
sing
N
174
N
sing
N
175
N
sing
N
176
N
sing
N
177
N
sing
N
178
N
sing
N
179
N
sing
N
180
N
sing
N
181
N
sing
N
182
N
sing
N
183
N
sing
N
184
N
sing
N
185
N
doub
N
186
N
sing
N
187
N
sing
N
188
N
sing
N
189
N
sing
N
190
N
sing
N
191
N
sing
N
192
N
sing
N
193
N
sing
N
194
N
sing
N
195
N
sing
N
196
N
sing
N
197
N
sing
N
198
N
sing
N
199
N
sing
N
200
N
sing
N
201
N
sing
N
202
N
sing
N
203
N
sing
N
204
N
doub
N
205
N
sing
N
206
N
sing
N
207
N
sing
N
208
N
sing
Y
209
N
doub
Y
210
N
sing
Y
211
N
sing
N
212
N
sing
Y
213
N
doub
N
214
N
sing
Y
215
N
doub
N
216
N
sing
Y
217
N
sing
N
218
N
sing
N
219
N
sing
N
220
N
sing
N
221
N
sing
N
222
N
sing
N
223
N
sing
N
224
N
sing
N
225
N
sing
N
226
N
sing
N
227
N
doub
N
228
N
sing
N
229
N
sing
N
230
N
sing
N
231
N
sing
N
232
N
sing
N
233
N
sing
N
234
N
sing
N
235
N
sing
N
236
N
sing
N
237
N
sing
N
238
N
sing
N
239
N
sing
N
240
N
sing
N
241
N
sing
N
242
N
sing
N
243
N
sing
N
244
N
doub
N
245
N
sing
N
246
N
sing
N
247
N
sing
N
248
N
sing
N
249
N
sing
N
250
N
sing
N
251
N
sing
N
252
N
sing
N
253
N
sing
N
254
N
sing
N
255
N
sing
N
256
N
sing
N
257
N
doub
N
258
N
sing
N
259
N
sing
N
260
N
sing
N
261
N
sing
N
262
N
sing
N
263
N
sing
N
264
N
sing
N
265
N
sing
N
266
N
sing
N
267
N
sing
N
268
N
sing
N
269
N
sing
N
270
N
sing
N
271
N
sing
N
272
N
sing
N
273
N
doub
N
274
N
sing
N
275
N
sing
N
276
N
sing
N
277
N
sing
Y
278
N
doub
Y
279
N
sing
Y
280
N
sing
N
281
N
sing
Y
282
N
doub
N
283
N
sing
Y
284
N
doub
N
285
N
sing
Y
286
N
sing
N
287
N
sing
N
288
N
sing
N
289
N
sing
N
290
N
sing
N
291
N
sing
N
292
N
sing
N
293
N
sing
N
294
N
sing
N
295
N
sing
N
296
N
sing
N
297
N
doub
N
298
N
sing
N
299
N
sing
N
300
N
sing
N
301
N
sing
N
302
N
sing
N
303
N
sing
N
304
N
sing
N
305
N
sing
N
306
N
sing
N
307
N
sing
N
308
N
sing
US
Biochemistry
BICHAW
0033
0006-2960
36
6885
6895
10.1021/bi9631632
9188683
Structures of the reduced and mercury-bound forms of MerP, the periplasmic protein from the bacterial mercury detoxification system.
1997
10.2210/pdb1afi/pdb
pdb_00001afi
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
THE PROTEIN STUDIED EXCLUDES THE PRECURSOR SIGNAL SEQUENCE. THIS IS THE NATIVE FORM OF THE PROTEIN AFTER CELL PROCESSING.
7483.630
MERP
1
man
polymer
MERCURIC TRANSPORT PROTEIN
no
no
ATQTVTLAVPGMTCAACPITVKKALSKVEGVSKVDVGFEKREAVVTFDDTKASVQKLTKATADAGYPSSVKQ
ATQTVTLAVPGMTCAACPITVKKALSKVEGVSKVDVGFEKREAVVTFDDTKASVQKLTKATADAGYPSSVKQ
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
Shigella
Escherichia
Escherichia coli
sample
MER GENES LOCATED ON TRANSPOSON TN21
PERIPLASM
MERP
623
Shigella flexneri
MERP
511693
Escherichia coli BL21
BL21
MALTOSE BINDING PROTEIN
PSSS
database_2
pdbx_database_status
pdbx_struct_assembly
pdbx_struct_oper_list
chem_comp_atom
chem_comp_bond
repository
Initial release
Version format compliance
Version format compliance
Database references
Derived calculations
Other
Data collection
1
0
1997-07-23
1
1
2008-03-24
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_database_status.process_site
Y
BNL
1997-03-07
REL
REL
LOWEST ENERGY
80
20
HMQC-NOESY
HMQC-TOCSY
HNCA
HNCOCA
CBCACONH
6.5
300
K
REFINEMENT DETAILS CAN BE FOUND IN THE JRNL CITATION ABOVE. IN SUMMARY, INITIAL CALCULATIONS WERE STARTED FROM A LINEAR POLYPEPTIDE TEMPLATE WITH RANDOM BACKBONE ANGLES. AN ITERATIVE REFINEMENT WAS EMPLOYED USING ADDITIONAL RESTRAINTS AS THE QUALITY OF THE STRUCTURES IMPROVED AND AMBIGUITIES IN THE DATA WERE RESOLVED.
DISTANCE GEOMETRY SIMULATED ANNEALING
BRUNGER
refinement
X-PLOR
3.1
structure solution
X-PLOR
500
Bruker
DMX500
600
Bruker
DMX600
750
Bruker
DMX750
ALA
1
n
1
ALA
1
A
THR
2
n
2
THR
2
A
GLN
3
n
3
GLN
3
A
THR
4
n
4
THR
4
A
VAL
5
n
5
VAL
5
A
THR
6
n
6
THR
6
A
LEU
7
n
7
LEU
7
A
ALA
8
n
8
ALA
8
A
VAL
9
n
9
VAL
9
A
PRO
10
n
10
PRO
10
A
GLY
11
n
11
GLY
11
A
MET
12
n
12
MET
12
A
THR
13
n
13
THR
13
A
CYS
14
n
14
CYS
14
A
ALA
15
n
15
ALA
15
A
ALA
16
n
16
ALA
16
A
CYS
17
n
17
CYS
17
A
PRO
18
n
18
PRO
18
A
ILE
19
n
19
ILE
19
A
THR
20
n
20
THR
20
A
VAL
21
n
21
VAL
21
A
LYS
22
n
22
LYS
22
A
LYS
23
n
23
LYS
23
A
ALA
24
n
24
ALA
24
A
LEU
25
n
25
LEU
25
A
SER
26
n
26
SER
26
A
LYS
27
n
27
LYS
27
A
VAL
28
n
28
VAL
28
A
GLU
29
n
29
GLU
29
A
GLY
30
n
30
GLY
30
A
VAL
31
n
31
VAL
31
A
SER
32
n
32
SER
32
A
LYS
33
n
33
LYS
33
A
VAL
34
n
34
VAL
34
A
ASP
35
n
35
ASP
35
A
VAL
36
n
36
VAL
36
A
GLY
37
n
37
GLY
37
A
PHE
38
n
38
PHE
38
A
GLU
39
n
39
GLU
39
A
LYS
40
n
40
LYS
40
A
ARG
41
n
41
ARG
41
A
GLU
42
n
42
GLU
42
A
ALA
43
n
43
ALA
43
A
VAL
44
n
44
VAL
44
A
VAL
45
n
45
VAL
45
A
THR
46
n
46
THR
46
A
PHE
47
n
47
PHE
47
A
ASP
48
n
48
ASP
48
A
ASP
49
n
49
ASP
49
A
THR
50
n
50
THR
50
A
LYS
51
n
51
LYS
51
A
ALA
52
n
52
ALA
52
A
SER
53
n
53
SER
53
A
VAL
54
n
54
VAL
54
A
GLN
55
n
55
GLN
55
A
LYS
56
n
56
LYS
56
A
LEU
57
n
57
LEU
57
A
THR
58
n
58
THR
58
A
LYS
59
n
59
LYS
59
A
ALA
60
n
60
ALA
60
A
THR
61
n
61
THR
61
A
ALA
62
n
62
ALA
62
A
ASP
63
n
63
ASP
63
A
ALA
64
n
64
ALA
64
A
GLY
65
n
65
GLY
65
A
TYR
66
n
66
TYR
66
A
PRO
67
n
67
PRO
67
A
SER
68
n
68
SER
68
A
SER
69
n
69
SER
69
A
VAL
70
n
70
VAL
70
A
LYS
71
n
71
LYS
71
A
GLN
72
n
72
GLN
72
A
author_defined_assembly
1
monomeric
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
O
SER
69
A
O
SER
69
A
N
ALA
8
A
N
ALA
8
A
O
GLN
3
A
O
GLN
3
A
N
PHE
47
A
N
PHE
47
A
O
GLU
42
A
O
GLU
42
A
N
GLY
37
A
N
GLY
37
1
A
THR
2
-152.62
88.76
1
A
PRO
10
-78.10
39.94
1
A
MET
12
33.12
62.11
1
A
CYS
14
70.31
90.06
1
A
ALA
16
-131.44
-40.69
1
A
GLU
29
175.44
-77.37
1
A
LYS
40
-150.29
30.65
1
A
PHE
47
-172.11
-177.20
1
A
SER
53
170.76
171.87
1
A
PRO
67
-65.72
95.54
2
A
THR
2
-151.80
88.28
2
A
MET
12
29.64
61.47
2
A
CYS
14
69.76
91.82
2
A
ALA
15
59.53
16.83
2
A
GLU
29
179.25
-86.91
2
A
ARG
41
38.75
60.19
2
A
PHE
47
-171.88
-176.33
2
A
SER
53
171.20
172.58
2
A
PRO
67
-55.49
99.43
3
A
MET
12
69.04
-79.57
3
A
THR
13
50.86
14.39
3
A
CYS
14
51.25
108.41
3
A
ALA
16
-139.01
-37.68
3
A
GLU
29
176.41
-77.58
3
A
PHE
47
-171.54
-174.84
3
A
SER
53
170.32
170.53
3
A
PRO
67
-59.85
96.65
3
A
SER
68
-108.10
-167.10
4
A
MET
12
59.15
-85.42
4
A
THR
13
50.32
14.05
4
A
CYS
14
54.48
109.15
4
A
ALA
15
39.99
26.27
4
A
VAL
28
-41.76
-83.68
4
A
GLU
29
179.36
-52.77
4
A
LYS
40
-152.43
47.21
4
A
ARG
41
39.91
63.16
4
A
SER
53
175.81
168.62
4
A
PRO
67
-60.00
96.37
4
A
SER
68
-108.85
-168.42
5
A
THR
2
-152.63
89.89
5
A
PRO
10
-76.82
35.24
5
A
CYS
14
77.32
97.06
5
A
ALA
16
-162.45
-29.61
5
A
GLU
29
163.31
-85.58
5
A
LYS
33
-176.02
107.53
5
A
PHE
47
-170.59
-178.43
5
A
SER
53
176.21
160.62
5
A
PRO
67
-55.51
99.57
6
A
PRO
10
-75.71
32.48
6
A
CYS
14
89.93
98.40
6
A
ALA
16
-150.61
-44.67
6
A
VAL
28
-42.61
-80.81
6
A
GLU
29
177.11
-69.48
6
A
LYS
33
-173.62
103.90
6
A
LYS
40
-160.91
52.52
6
A
PHE
47
-170.65
-174.57
6
A
SER
53
171.52
173.04
6
A
PRO
67
-57.02
99.70
6
A
SER
68
-108.22
-165.35
7
A
PRO
10
-74.80
31.33
7
A
MET
12
35.83
45.93
7
A
CYS
14
82.19
88.58
7
A
ALA
15
71.17
31.51
7
A
ALA
16
-155.72
-35.40
7
A
VAL
28
-40.36
-80.47
7
A
GLU
29
179.30
-57.85
7
A
LYS
40
-147.38
37.95
7
A
PHE
47
-171.48
-177.09
7
A
LYS
51
-141.30
-35.57
7
A
SER
53
173.14
175.79
7
A
PRO
67
-57.17
100.49
8
A
THR
2
-167.29
99.69
8
A
PRO
10
-76.62
37.51
8
A
MET
12
36.45
65.26
8
A
CYS
14
68.12
88.51
8
A
ALA
16
-134.40
-41.64
8
A
ALA
24
-87.71
-72.14
8
A
VAL
28
-37.47
-80.26
8
A
GLU
29
-172.85
-51.32
8
A
PHE
47
-171.35
-178.15
8
A
LYS
51
-143.62
10.20
8
A
ALA
52
-169.83
-167.01
8
A
SER
53
172.30
164.22
8
A
PRO
67
-63.07
93.57
9
A
PRO
10
-74.79
29.41
9
A
CYS
14
80.48
94.51
9
A
ALA
16
-163.19
-37.81
9
A
VAL
28
-42.90
-73.09
9
A
GLU
29
175.08
-71.05
9
A
LYS
40
-147.35
32.51
9
A
SER
53
170.84
154.44
9
A
PRO
67
-56.31
98.94
10
A
PRO
10
-78.64
43.33
10
A
MET
12
36.40
61.94
10
A
ALA
15
-174.74
33.59
10
A
ALA
16
179.74
-21.55
10
A
GLU
29
176.31
-69.45
10
A
ARG
41
38.55
60.52
10
A
PHE
47
-171.60
-173.77
10
A
ASP
49
-80.36
35.77
10
A
ALA
52
-179.65
-178.57
10
A
SER
53
174.24
-176.01
10
A
PRO
67
-61.99
95.32
11
A
THR
2
-152.41
89.85
11
A
PRO
10
-80.17
49.91
11
A
MET
12
38.43
42.83
11
A
CYS
14
78.99
95.86
11
A
VAL
28
-44.01
-81.10
11
A
GLU
29
174.07
-73.86
11
A
SER
53
172.30
169.50
11
A
PRO
67
-60.17
97.16
11
A
SER
69
-148.52
-159.05
12
A
PRO
10
-78.28
44.37
12
A
MET
12
59.18
-87.19
12
A
THR
13
48.27
15.69
12
A
CYS
14
45.43
104.82
12
A
ALA
16
-137.61
-47.39
12
A
GLU
29
170.17
-80.99
12
A
LYS
40
-148.07
47.05
12
A
SER
53
170.05
165.54
12
A
PRO
67
-63.38
94.71
12
A
SER
68
-108.91
-165.00
12
A
SER
69
-152.49
-159.20
13
A
PRO
10
-77.25
36.67
13
A
MET
12
38.47
54.91
13
A
CYS
14
66.45
89.26
13
A
GLU
29
169.28
-86.15
13
A
LYS
40
-148.70
43.11
13
A
ALA
52
-171.76
-160.79
13
A
SER
53
169.18
167.74
13
A
PRO
67
-59.85
95.33
13
A
SER
68
-109.03
-168.74
14
A
PRO
10
-76.39
36.06
14
A
MET
12
36.84
42.00
14
A
CYS
14
144.33
-41.15
14
A
ALA
15
-176.23
30.30
14
A
GLU
29
172.34
-77.29
14
A
ARG
41
36.89
59.64
14
A
PHE
47
-170.22
-177.69
14
A
SER
53
176.20
171.01
14
A
PRO
67
-57.19
98.68
14
A
SER
68
-108.41
-166.31
15
A
MET
12
35.77
59.40
15
A
CYS
14
68.50
92.63
15
A
GLU
29
-179.90
-86.28
15
A
LYS
40
-141.57
40.04
15
A
PHE
47
-170.91
-175.04
15
A
ASP
49
-80.94
37.87
15
A
ALA
52
179.17
176.21
15
A
SER
53
172.83
-166.91
15
A
PRO
67
-61.14
96.83
15
A
SER
69
-145.18
-157.45
16
A
THR
2
171.16
108.97
16
A
MET
12
26.61
50.09
16
A
CYS
14
78.74
94.18
16
A
ALA
16
-160.81
-44.00
16
A
ALA
24
-88.79
-72.14
16
A
VAL
28
-29.85
-79.56
16
A
GLU
29
178.00
-31.05
16
A
LYS
40
-142.70
35.51
16
A
PHE
47
-171.92
-176.81
16
A
SER
53
167.72
172.14
16
A
PRO
67
-59.54
95.91
16
A
SER
68
-108.79
-165.10
17
A
THR
2
-151.61
88.42
17
A
PRO
10
-78.06
46.53
17
A
MET
12
35.59
44.33
17
A
CYS
14
86.66
93.97
17
A
ALA
16
-150.84
-38.69
17
A
VAL
28
-40.39
-82.27
17
A
GLU
29
174.97
-57.48
17
A
PHE
47
-170.83
-177.24
17
A
LYS
51
-137.35
-51.09
17
A
SER
53
168.40
-169.02
17
A
PRO
67
-59.77
97.58
17
A
SER
68
-108.31
-166.14
18
A
THR
2
-100.20
-135.30
18
A
PRO
10
-76.27
34.96
18
A
MET
12
36.78
47.54
18
A
CYS
14
77.68
87.97
18
A
ALA
16
-154.43
-31.27
18
A
GLU
29
173.17
-80.43
18
A
ARG
41
39.47
62.31
18
A
SER
53
174.15
167.92
18
A
PRO
67
-55.38
101.54
18
A
SER
68
-107.94
-169.68
19
A
PRO
10
-77.41
45.35
19
A
MET
12
54.30
-88.86
19
A
THR
13
58.31
9.76
19
A
CYS
14
68.20
110.84
19
A
ALA
15
33.19
48.81
19
A
ALA
16
-151.26
-40.91
19
A
VAL
28
-43.30
-80.65
19
A
GLU
29
172.35
-57.34
19
A
ARG
41
22.35
60.20
19
A
ASP
49
-79.46
26.94
19
A
SER
53
174.06
164.28
19
A
PRO
67
-56.27
99.70
19
A
SER
68
-108.42
-165.43
20
A
PRO
10
-77.63
39.83
20
A
CYS
14
65.51
87.36
20
A
ALA
16
-138.56
-48.16
20
A
GLU
29
158.10
-72.22
20
A
VAL
31
-39.68
139.29
20
A
LYS
40
-143.05
39.45
20
A
ARG
41
36.22
60.21
20
A
PHE
47
-171.62
-176.29
20
A
ALA
52
179.43
-179.03
20
A
SER
53
172.17
-172.86
20
A
VAL
54
-36.53
-38.13
20
A
PRO
67
-57.76
91.11
20
A
SER
69
-160.13
-159.95
model building
X-PLOR
3.1
refinement
X-PLOR
3.1
phasing
X-PLOR
3.1
STRUCTURE OF THE REDUCED FORM OF MERP, THE PERIPLASMIC PROTEIN FROM THE BACTERIAL MERCURY DETOXIFICATION SYSTEM, NMR, 20 STRUCTURES
1
Y
N
A
CYS
17
A
CYS
17
HELX_P
A
LYS
27
A
LYS
27
1
1
11
A
VAL
54
A
VAL
54
HELX_P
A
ALA
64
A
ALA
64
1
2
11
MERCURY DETOXIFICATION
MERCURY DETOXIFICATION, PERIPLASMIC, HEAVY METAL TRANSPORT, ALPHA-BETA SANDWICH
MERP_SHIFL
UNP
1
1
P04129
MKKLFASLALAAAVAPVWAATQTVTLAVPGMTCAACPITVKKALSKVEGVSKVDVGFEKREAVVTFDDTKASVQKLTKAT
ADAGYPSSVKQ
20
91
1AFI
1
72
P04129
A
1
1
72
4
anti-parallel
anti-parallel
anti-parallel
A
SER
69
A
SER
69
A
VAL
70
A
VAL
70
A
GLN
3
A
GLN
3
A
VAL
9
A
VAL
9
A
GLU
42
A
GLU
42
A
PHE
47
A
PHE
47
A
VAL
31
A
VAL
31
A
GLY
37
A
GLY
37
MERCURY BINDING CYS RESIDUES ARE CONTAINED IN THE GMTCAAC HEAVY METAL BINDING REGION (HMA).
Unknown
2
A
CYS
14
A
CYS
14
2
1_555
A
CYS
17
A
CYS
17
2
1_555
1
P 1