0.018430
0.000000
0.000000
0.000000
0.008990
0.000000
0.000000
0.000000
0.021439
0.00000
0.00000
0.00000
Lunn, M.-L.
Hogner, A.
Stensbol, T.B.
Gouaux, E.
Egebjerg, J.
Kastrup, J.S.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
4
90.00
90.00
90.00
54.258
111.229
46.643
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
C10 H15 N2 O4 -1
227.237
3-(5-TERT-BUTYL-3-OXIDOISOXAZOL-4-YL)-L-ALANINATE
(S)-ATPA; (S)-2-AMINO-3-(3-HYDROXY-5-TERT-BUTYL-ISOXAZOL-4-YL)PROPIONIC ACID
non-polymer
Cl -1
35.453
CHLORIDE ION
non-polymer
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
H2 O
18.015
WATER
non-polymer
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
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
N
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
H
N
58
N
N
N
59
S
C
N
60
N
C
N
61
N
O
N
62
N
C
N
63
N
C
N
64
N
O
N
65
N
O
N
66
N
O
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
H
N
74
N
C
N
75
N
C
Y
76
N
C
Y
77
N
C
Y
78
N
C
N
79
N
O
Y
80
N
N
Y
81
N
O
N
82
N
C
N
83
S
C
N
84
N
C
N
85
N
O
N
86
N
O
N
87
N
N
N
88
N
C
N
89
N
C
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
CL
N
106
N
N
N
107
R
C
N
108
N
C
N
109
N
O
N
110
N
C
N
111
N
S
N
112
N
O
N
113
N
H
N
114
N
H
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
N
C
N
125
N
C
N
126
N
C
N
127
N
O
N
128
N
N
N
129
N
O
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
N
N
141
S
C
N
142
N
C
N
143
N
O
N
144
N
C
N
145
N
C
N
146
N
C
N
147
N
O
N
148
N
O
N
149
N
O
N
150
N
H
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
N
N
160
N
C
N
161
N
C
N
162
N
O
N
163
N
O
N
164
N
H
N
165
N
H
N
166
N
H
N
167
N
H
N
168
N
H
N
169
N
N
N
170
S
C
N
171
N
C
N
172
N
O
N
173
N
C
Y
174
N
C
Y
175
N
N
Y
176
N
C
Y
177
N
C
Y
178
N
N
N
179
N
O
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
H
N
190
N
O
N
191
N
H
N
192
N
H
N
193
N
N
N
194
S
C
N
195
N
C
N
196
N
O
N
197
S
C
N
198
N
C
N
199
N
C
N
200
N
C
N
201
N
O
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
H
N
210
N
H
N
211
N
H
N
212
N
H
N
213
N
H
N
214
N
H
N
215
N
N
N
216
S
C
N
217
N
C
N
218
N
O
N
219
N
C
N
220
N
C
N
221
N
C
N
222
N
C
N
223
N
O
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
H
N
233
N
H
N
234
N
H
N
235
N
H
N
236
N
H
N
237
N
N
N
238
S
C
N
239
N
C
N
240
N
O
N
241
N
C
N
242
N
C
N
243
N
C
N
244
N
C
N
245
N
N
N
246
N
O
N
247
N
H
N
248
N
H
N
249
N
H
N
250
N
H
N
251
N
H
N
252
N
H
N
253
N
H
N
254
N
H
N
255
N
H
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
N
N
263
S
C
N
264
N
C
N
265
N
O
N
266
N
C
N
267
N
C
N
268
N
S
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
H
N
281
N
H
N
282
N
N
N
283
S
C
N
284
N
C
N
285
N
O
N
286
N
C
Y
287
N
C
Y
288
N
C
Y
289
N
C
Y
290
N
C
Y
291
N
C
Y
292
N
C
N
293
N
O
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
H
N
305
N
N
N
306
S
C
N
307
N
C
N
308
N
O
N
309
N
C
N
310
N
C
N
311
N
C
N
312
N
O
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
N
N
323
S
C
N
324
N
C
N
325
N
O
N
326
N
C
N
327
N
O
N
328
N
O
N
329
N
H
N
330
N
H
N
331
N
H
N
332
N
H
N
333
N
H
N
334
N
H
N
335
N
H
N
336
N
N
N
337
S
C
N
338
N
C
N
339
N
O
N
340
R
C
N
341
N
O
N
342
N
C
N
343
N
O
N
344
N
H
N
345
N
H
N
346
N
H
N
347
N
H
N
348
N
H
N
349
N
H
N
350
N
H
N
351
N
H
N
352
N
H
N
353
N
N
N
354
S
C
N
355
N
C
N
356
N
O
N
357
N
C
Y
358
N
C
Y
359
N
C
Y
360
N
C
Y
361
N
N
Y
362
N
C
Y
363
N
C
Y
364
N
C
Y
365
N
C
Y
366
N
C
N
367
N
O
N
368
N
H
N
369
N
H
N
370
N
H
N
371
N
H
N
372
N
H
N
373
N
H
N
374
N
H
N
375
N
H
N
376
N
H
N
377
N
H
N
378
N
H
N
379
N
H
N
380
N
N
N
381
S
C
N
382
N
C
N
383
N
O
N
384
N
C
Y
385
N
C
Y
386
N
C
Y
387
N
C
Y
388
N
C
Y
389
N
C
Y
390
N
C
N
391
N
O
N
392
N
O
N
393
N
H
N
394
N
H
N
395
N
H
N
396
N
H
N
397
N
H
N
398
N
H
N
399
N
H
N
400
N
H
N
401
N
H
N
402
N
H
N
403
N
H
N
404
N
N
N
405
S
C
N
406
N
C
N
407
N
O
N
408
N
C
N
409
N
C
N
410
N
C
N
411
N
O
N
412
N
H
N
413
N
H
N
414
N
H
N
415
N
H
N
416
N
H
N
417
N
H
N
418
N
H
N
419
N
H
N
420
N
H
N
421
N
H
N
422
N
H
N
423
N
ZN
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
sing
N
61
N
doub
N
62
N
sing
N
63
N
sing
N
64
N
sing
N
65
N
sing
N
66
N
doub
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
sing
N
74
N
sing
N
75
N
sing
N
76
N
sing
Y
77
N
doub
Y
78
N
sing
Y
79
N
sing
N
80
N
sing
N
81
N
sing
Y
82
N
doub
Y
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
doub
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
doub
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
N
116
N
sing
N
117
N
sing
N
118
N
sing
N
119
N
sing
N
120
N
doub
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
doub
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
doub
N
140
N
sing
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
doub
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
doub
N
158
N
sing
N
159
N
sing
N
160
N
sing
N
161
N
sing
N
162
N
sing
N
163
N
sing
N
164
N
sing
N
165
N
sing
N
166
N
doub
N
167
N
sing
N
168
N
sing
N
169
N
sing
N
170
N
sing
Y
171
N
sing
Y
172
N
doub
Y
173
N
doub
N
174
N
sing
Y
175
N
sing
N
176
N
sing
Y
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
sing
N
186
N
sing
N
187
N
sing
N
188
N
sing
N
189
N
doub
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
sing
N
205
N
sing
N
206
N
sing
N
207
N
sing
N
208
N
sing
N
209
N
sing
N
210
N
doub
N
211
N
sing
N
212
N
sing
N
213
N
sing
N
214
N
sing
N
215
N
sing
N
216
N
sing
N
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
sing
N
228
N
sing
N
229
N
sing
N
230
N
sing
N
231
N
doub
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
sing
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
doub
N
256
N
sing
N
257
N
sing
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
sing
N
274
N
doub
N
275
N
sing
N
276
N
sing
N
277
N
sing
N
278
N
sing
Y
279
N
doub
Y
280
N
sing
Y
281
N
sing
N
282
N
sing
Y
283
N
doub
N
284
N
sing
Y
285
N
doub
N
286
N
sing
Y
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
N
309
N
sing
N
310
N
sing
N
311
N
sing
N
312
N
sing
N
313
N
sing
N
314
N
doub
N
315
N
sing
N
316
N
sing
N
317
N
sing
N
318
N
sing
N
319
N
sing
N
320
N
sing
N
321
N
sing
N
322
N
sing
N
323
N
sing
N
324
N
sing
N
325
N
sing
N
326
N
sing
N
327
N
doub
N
328
N
sing
N
329
N
sing
N
330
N
sing
N
331
N
sing
N
332
N
sing
N
333
N
sing
N
334
N
sing
N
335
N
sing
N
336
N
sing
N
337
N
sing
N
338
N
sing
N
339
N
sing
N
340
N
sing
N
341
N
sing
N
342
N
sing
N
343
N
doub
N
344
N
sing
N
345
N
sing
N
346
N
sing
N
347
N
sing
Y
348
N
doub
Y
349
N
sing
Y
350
N
sing
N
351
N
sing
Y
352
N
doub
Y
353
N
sing
Y
354
N
sing
N
355
N
sing
Y
356
N
sing
Y
357
N
doub
N
358
N
sing
Y
359
N
doub
N
360
N
sing
Y
361
N
sing
N
362
N
sing
N
363
N
sing
N
364
N
sing
N
365
N
sing
N
366
N
sing
N
367
N
sing
N
368
N
sing
N
369
N
sing
N
370
N
sing
N
371
N
doub
N
372
N
sing
N
373
N
sing
N
374
N
sing
N
375
N
sing
Y
376
N
doub
Y
377
N
sing
Y
378
N
sing
N
379
N
sing
Y
380
N
doub
N
381
N
sing
Y
382
N
doub
N
383
N
sing
Y
384
N
sing
N
385
N
sing
N
386
N
sing
N
387
N
sing
N
388
N
sing
N
389
N
sing
N
390
N
sing
N
391
N
sing
N
392
N
sing
N
393
N
sing
N
394
N
sing
N
395
N
doub
N
396
N
sing
N
397
N
sing
N
398
N
sing
N
399
N
sing
N
400
N
sing
N
401
N
sing
N
402
N
sing
N
403
N
sing
N
404
N
sing
N
405
N
sing
N
406
N
sing
US
J.Med.Chem.
JMCMAR
0151
0022-2623
46
872
875
10.1021/jm021020+
12593667
Three-Dimensional Structure of the Ligand-Binding
Core of GluR2 in Complex with the Agonist (S)-ATPA:
Implications for Receptor Subunit Selectivity.
2003
UK
J.Mol.Biol.
JMOBAK
0070
0022-2836
322
93
109
10.1016/S0022-2836(02)00650-2
Structural basis for AMPA receptor activation and ligand selectivity: Crystal structures of five agonist complexes with the GluR2 ligand binding core.
2002
US
Neuron
NERNET
2038
0896-6273
28
165
181
10.1016/S0896-6273(00)00094-5
Mechanisms for activation and antagonism of an AMPA-sensitive glutamate receptor: Crystal structures of the GluR2 ligand binding core.
2000
UK
Nature
NATUAS
0006
0028-0836
417
245
253
10.1038/417245a
Mechanism of glutamate receptor desensitization.
2002
US
Protein Sci.
PRCIEI
0795
0961-8368
7
2623
2630
Probing the ligand binding domain of the GluR2 receptor by proteolysis and deletion mutagenesis defines domain boundaries and yields a crystallizable construct.
1998
10.2210/pdb1nnk/pdb
pdb_00001nnk
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
2001-03-14
MARRESEARCH
NULL.
SINGLE WAVELENGTH
M
x-ray
1
1.08350
1.0
I711
MAX II
1.08350
SYNCHROTRON
MAX II BEAMLINE I711
29221.682
Glutamate receptor 2
GluR2-flop ligand-binding core (S1S2J)
1
man
polymer
65.409
ZINC ION
2
syn
non-polymer
35.453
CHLORIDE ION
1
syn
non-polymer
227.237
3-(5-TERT-BUTYL-3-OXIDOISOXAZOL-4-YL)-L-ALANINATE
1
syn
non-polymer
18.015
water
179
nat
water
GLUR-2, GLUR-B, GLUTAMATE RECEPTOR IONOTROPIC AMPA 2
no
no
GANKTVVVTTILESPYVMMKKNHEMLEGNERYEGYCVDLAAEIAKHCGFKYKLTIVGDGKYGARDADTKIWNGMVGELVY
GKADIAIAPLTITLVREEVIDFSKPFMSLGISIMIKKGTPIESAEDLSKQTEIAYGTLDSGSTKEFFRRSKIAVFDKMWT
YMRSAEPSVFVRTTAEGVARVRKSKGKYAYLLESTMNEYIEQRKPCDTMKVGGNLDSKGYGIATPKGSSLGNAVNLAVLK
LNEQGLLDKLKNKWWYDKGECGS
GANKTVVVTTILESPYVMMKKNHEMLEGNERYEGYCVDLAAEIAKHCGFKYKLTIVGDGKYGARDADTKIWNGMVGELVY
GKADIAIAPLTITLVREEVIDFSKPFMSLGISIMIKKGTPIESAEDLSKQTEIAYGTLDSGSTKEFFRRSKIAVFDKMWT
YMRSAEPSVFVRTTAEGVARVRKSKGKYAYLLESTMNEYIEQRKPCDTMKVGGNLDSKGYGIATPKGSSLGNAVNLAVLK
LNEQGLLDKLKNKWWYDKGECGS
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
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
Norway rat
Rattus
Escherichia
Escherichia coli
sample
3
117
10116
Rattus norvegicus
469008
Escherichia coli BL21(DE3)
BL21(DE3)
plasmid
pET30B
Norway rat
Rattus
Escherichia
Escherichia coli
sample
120
263
10116
Rattus norvegicus
469008
Escherichia coli BL21(DE3)
BL21(DE3)
plasmid
pET30B
1
2.4
49.0
VAPOR DIFFUSION, HANGING DROP
5.5
zinc acetate, cacodylate, PEG8000, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 279K
279
diffrn_source
entity_src_gen
software
chem_comp
chem_comp_atom
chem_comp_bond
database_2
pdbx_initial_refinement_model
pdbx_struct_conn_angle
struct_conn
struct_ref_seq_dif
struct_site
repository
Initial release
Version format compliance
Derived calculations
Version format compliance
Data collection
Refinement description
Source and taxonomy
Data collection
Database references
Derived calculations
Refinement description
Structure summary
1
0
2003-03-04
1
1
2008-04-29
1
2
2011-07-13
1
3
2017-08-16
1
4
2024-04-03
_diffrn_source.pdbx_synchrotron_site
_chem_comp.pdbx_synonyms
_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_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.ptnr1_symmetry
_pdbx_struct_conn_angle.ptnr3_auth_comp_id
_pdbx_struct_conn_angle.ptnr3_auth_seq_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.ptnr3_symmetry
_pdbx_struct_conn_angle.value
_struct_conn.pdbx_dist_value
_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.ptnr1_symmetry
_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_conn.ptnr2_symmetry
_struct_ref_seq_dif.details
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
Crystal Structure Of The Glur2 Ligand Binding Core (S1S2J) In Complex With Glutamate At 1.9 Resolution.
Crystal Structure Of The Glur2 Ligand Binding Core (S1S2I) In Complex With Kainate At 1.6 A Resolution.
Crystal Structure Of The Glur2 Ligand Binding Core (S1S2J) In The Apo State At 2.0 A Resolution.
Crystal Structure Of The Glur2 Ligand Binding Core (S1S2J) In Complex With Kainate At 2.0 A Resolution.
Crystal Structure Of The Glur2 Ligand Binding Core (S1S2J) In Complex With The Antagonist Dnqx At 1.8 A Resolution.
Structure Of A Glutamate Receptor Ligand Binding Core (Glur2) Complexed With Kainate.
Crystal Structure Of The Non-Desensitizing Glur2 Ligand Binding Core Mutant (S1S2J-L483Y) In Complex With Ampa At 2.3 Resolution.
Crystal Structure Of The Non-Desensitizing Glur2 Ligand Binding Core Mutant (S1S2J-L483Y) In Complex With Antagonist Dnqx At 2.3 A Resolution.
Crystal Structure Of Glur2 Ligand Binding Core (S1S2J-N775S) In Complex With Cyclothiazide (Ctz) As Well As Glutamate At 1.8 A Resolution.
X-Ray Structure Of The Glur2 Ligand Binding Core (S1S2J) In Complex With Acpa At 1.46 A Resolution.
X-Ray Structure Of The Glur2 Ligand Binding Core (S1S2J) In Complex With Br-Hibo At 1.65 A Resolution.
X-Ray Structure Of The Glur2 Ligand Binding Core (S1S2J) In Complex With 2-Me-Tet-Ampa At 1.85 A Resolution.
X-Ray Structure Of The Glur2 Ligand Binding Core (S1S2J- Y702F) In Complex With Acpa At 1.95 A Resolution.
Crystal Structure of the GluR2 Ligand Binding Core (S1S2J) in Complex with Quisqualate in a Zinc Crystal Form at 1.65 Angstroms Resolution.
Crystal structure of the GluR2 ligand binding core (S1S2J) in complex with quisqualate in a non zinc crystal form at 2.15 angstroms resolution.
Crystal Structure Of The Glur2 Ligand Binding Domain Mutant (S1S2J-N754D) In Complex With Kainate At 2.1 A Resolution.
Crystal structure of glutamate receptor ligand-binding core in complex with iodo-willardiine in the Zn crystal form.
crystal structure of glutamate receptor ligand-binding core in complex with bromo-willardiine in the Zn crystal form.
X-Ray Structure Of The Glur2 Ligand Binding Core (S1S2J- Y702F) In Complex With Br-Hibo At 1.73 A Resolution.
Crystal Structure Of The Glur2 Ligand Binding Core (S1S2J) In Complex With Ampa At 1.7 Resolution.
X-ray structure of the GluR2 ligand-binding core (S1S2J) in complex with (S)-ATPA at 1.9 A resolution. Crystallization without zinc ions.
BIOMOLECULE: 1
THIS ENTRY CONTAINS THE CRYSTALLOGRAPHIC
ASYMMETRIC UNIT WHICH CONSISTS OF 1 CHAIN(S).
SEE REMARK 350 FOR INFORMATION ON GENERATING
THE BIOLOGICAL MOLECULE(S). NOTE THAT
COORDINATES FOR ONE DIMER OF THE TETRAMERIC
MULTIMER REPRESENTING THE KNOWN BIOLOGICALLY
SIGNIFICANT OLIGOMERIZATION STATE OF THE
MOLECULE CAN BE GENERATED BY APPLYING BIOMT
TRANSFORMATIONS GIVEN IN REMARK 350.
SEQUENCE
Native GluR2 is a membrane protein. The protein
crystallized is the extracellular ligand-binding
core of GluR2. Transmembrane regions were genetically
removed and replaced with a Gly-Thr linker (residues
115-116). Therefore, the sequence matches discontinuously
with the reference database (413-527, 653-796). The two
first residues of the sequence (Gly-2, Ala-1) are cloning
artifacts and were not located in the electron density
map.
RCSB
Y
RCSB
2003-01-14
REL
REL
ZN
ZINC ION
CL
CHLORIDE ION
CE2
3-(5-TERT-BUTYL-3-OXIDOISOXAZOL-4-YL)-L-ALANINATE
HOH
water
GluR2:(S)-thio-ATPA complex (Lunn et al., to be published).
other
ZN2
1
2
ZN
ZN
451
A
ZN2
2
2
ZN
ZN
452
A
CL1
6
3
CL
CL
453
A
C
1
4
CE2
CE2
454
A
HOH
4
5
HOH
HOH
455
A
HOH
5
5
HOH
HOH
456
A
HOH
7
5
HOH
HOH
457
A
HOH
8
5
HOH
HOH
458
A
HOH
9
5
HOH
HOH
459
A
HOH
10
5
HOH
HOH
460
A
HOH
11
5
HOH
HOH
461
A
HOH
12
5
HOH
HOH
462
A
HOH
13
5
HOH
HOH
463
A
HOH
14
5
HOH
HOH
464
A
HOH
15
5
HOH
HOH
465
A
HOH
17
5
HOH
HOH
466
A
HOH
18
5
HOH
HOH
467
A
HOH
19
5
HOH
HOH
468
A
HOH
20
5
HOH
HOH
469
A
HOH
22
5
HOH
HOH
470
A
HOH
25
5
HOH
HOH
471
A
HOH
26
5
HOH
HOH
472
A
HOH
27
5
HOH
HOH
473
A
HOH
28
5
HOH
HOH
474
A
HOH
29
5
HOH
HOH
475
A
HOH
30
5
HOH
HOH
476
A
HOH
31
5
HOH
HOH
477
A
HOH
32
5
HOH
HOH
478
A
HOH
34
5
HOH
HOH
479
A
HOH
35
5
HOH
HOH
480
A
HOH
36
5
HOH
HOH
481
A
HOH
37
5
HOH
HOH
482
A
HOH
40
5
HOH
HOH
483
A
HOH
41
5
HOH
HOH
484
A
HOH
42
5
HOH
HOH
485
A
HOH
43
5
HOH
HOH
486
A
HOH
44
5
HOH
HOH
487
A
HOH
45
5
HOH
HOH
488
A
HOH
46
5
HOH
HOH
489
A
HOH
47
5
HOH
HOH
490
A
HOH
48
5
HOH
HOH
491
A
HOH
49
5
HOH
HOH
492
A
HOH
50
5
HOH
HOH
493
A
HOH
51
5
HOH
HOH
494
A
HOH
52
5
HOH
HOH
495
A
HOH
53
5
HOH
HOH
496
A
HOH
54
5
HOH
HOH
497
A
HOH
55
5
HOH
HOH
498
A
HOH
56
5
HOH
HOH
499
A
HOH
57
5
HOH
HOH
500
A
HOH
58
5
HOH
HOH
501
A
HOH
59
5
HOH
HOH
502
A
HOH
60
5
HOH
HOH
503
A
HOH
61
5
HOH
HOH
504
A
HOH
62
5
HOH
HOH
505
A
HOH
63
5
HOH
HOH
506
A
HOH
64
5
HOH
HOH
507
A
HOH
65
5
HOH
HOH
508
A
HOH
66
5
HOH
HOH
509
A
HOH
68
5
HOH
HOH
510
A
HOH
69
5
HOH
HOH
511
A
HOH
70
5
HOH
HOH
512
A
HOH
71
5
HOH
HOH
513
A
HOH
73
5
HOH
HOH
514
A
HOH
74
5
HOH
HOH
515
A
HOH
75
5
HOH
HOH
516
A
HOH
76
5
HOH
HOH
517
A
HOH
77
5
HOH
HOH
518
A
HOH
78
5
HOH
HOH
519
A
HOH
79
5
HOH
HOH
520
A
HOH
80
5
HOH
HOH
521
A
HOH
82
5
HOH
HOH
522
A
HOH
83
5
HOH
HOH
523
A
HOH
84
5
HOH
HOH
524
A
HOH
85
5
HOH
HOH
525
A
HOH
86
5
HOH
HOH
526
A
HOH
87
5
HOH
HOH
527
A
HOH
89
5
HOH
HOH
528
A
HOH
90
5
HOH
HOH
529
A
HOH
91
5
HOH
HOH
530
A
HOH
92
5
HOH
HOH
531
A
HOH
93
5
HOH
HOH
532
A
HOH
94
5
HOH
HOH
533
A
HOH
96
5
HOH
HOH
534
A
HOH
98
5
HOH
HOH
535
A
HOH
99
5
HOH
HOH
536
A
HOH
100
5
HOH
HOH
537
A
HOH
102
5
HOH
HOH
538
A
HOH
105
5
HOH
HOH
539
A
HOH
106
5
HOH
HOH
540
A
HOH
107
5
HOH
HOH
541
A
HOH
109
5
HOH
HOH
542
A
HOH
110
5
HOH
HOH
543
A
HOH
111
5
HOH
HOH
544
A
HOH
113
5
HOH
HOH
545
A
HOH
114
5
HOH
HOH
546
A
HOH
115
5
HOH
HOH
547
A
HOH
116
5
HOH
HOH
548
A
HOH
117
5
HOH
HOH
549
A
HOH
119
5
HOH
HOH
550
A
HOH
122
5
HOH
HOH
551
A
HOH
123
5
HOH
HOH
552
A
HOH
124
5
HOH
HOH
553
A
HOH
125
5
HOH
HOH
554
A
HOH
126
5
HOH
HOH
555
A
HOH
131
5
HOH
HOH
556
A
HOH
133
5
HOH
HOH
557
A
HOH
136
5
HOH
HOH
558
A
HOH
139
5
HOH
HOH
559
A
HOH
141
5
HOH
HOH
560
A
HOH
142
5
HOH
HOH
561
A
HOH
145
5
HOH
HOH
562
A
HOH
147
5
HOH
HOH
563
A
HOH
148
5
HOH
HOH
564
A
HOH
149
5
HOH
HOH
565
A
HOH
151
5
HOH
HOH
566
A
HOH
153
5
HOH
HOH
567
A
HOH
154
5
HOH
HOH
568
A
HOH
155
5
HOH
HOH
569
A
HOH
157
5
HOH
HOH
570
A
HOH
158
5
HOH
HOH
571
A
HOH
159
5
HOH
HOH
572
A
HOH
161
5
HOH
HOH
573
A
HOH
165
5
HOH
HOH
574
A
HOH
166
5
HOH
HOH
575
A
HOH
167
5
HOH
HOH
576
A
HOH
168
5
HOH
HOH
577
A
HOH
169
5
HOH
HOH
578
A
HOH
171
5
HOH
HOH
579
A
HOH
172
5
HOH
HOH
580
A
HOH
173
5
HOH
HOH
581
A
HOH
178
5
HOH
HOH
582
A
HOH
180
5
HOH
HOH
583
A
HOH
182
5
HOH
HOH
584
A
HOH
184
5
HOH
HOH
585
A
HOH
185
5
HOH
HOH
586
A
HOH
188
5
HOH
HOH
587
A
HOH
189
5
HOH
HOH
588
A
HOH
191
5
HOH
HOH
589
A
HOH
192
5
HOH
HOH
590
A
HOH
193
5
HOH
HOH
591
A
HOH
196
5
HOH
HOH
592
A
HOH
197
5
HOH
HOH
593
A
HOH
200
5
HOH
HOH
594
A
HOH
207
5
HOH
HOH
595
A
HOH
208
5
HOH
HOH
596
A
HOH
209
5
HOH
HOH
597
A
HOH
300
5
HOH
HOH
598
A
HOH
212
5
HOH
HOH
599
A
HOH
213
5
HOH
HOH
600
A
HOH
302
5
HOH
HOH
601
A
HOH
303
5
HOH
HOH
602
A
HOH
305
5
HOH
HOH
603
A
HOH
306
5
HOH
HOH
604
A
HOH
308
5
HOH
HOH
605
A
HOH
309
5
HOH
HOH
606
A
HOH
310
5
HOH
HOH
607
A
HOH
351
5
HOH
HOH
608
A
HOH
352
5
HOH
HOH
609
A
HOH
353
5
HOH
HOH
610
A
HOH
354
5
HOH
HOH
611
A
HOH
357
5
HOH
HOH
612
A
HOH
358
5
HOH
HOH
613
A
HOH
360
5
HOH
HOH
614
A
HOH
361
5
HOH
HOH
615
A
HOH
362
5
HOH
HOH
616
A
HOH
363
5
HOH
HOH
617
A
HOH
364
5
HOH
HOH
618
A
HOH
367
5
HOH
HOH
619
A
HOH
370
5
HOH
HOH
620
A
HOH
371
5
HOH
HOH
621
A
HOH
372
5
HOH
HOH
622
A
HOH
373
5
HOH
HOH
623
A
HOH
374
5
HOH
HOH
624
A
HOH
375
5
HOH
HOH
625
A
HOH
376
5
HOH
HOH
626
A
HOH
377
5
HOH
HOH
627
A
HOH
378
5
HOH
HOH
628
A
HOH
379
5
HOH
HOH
629
A
HOH
400
5
HOH
HOH
630
A
HOH
402
5
HOH
HOH
631
A
HOH
403
5
HOH
HOH
632
A
HOH
450
5
HOH
HOH
633
A
n
1
-2
A
n
2
-1
A
n
3
0
A
LYS
1
n
4
LYS
1
A
THR
2
n
5
THR
2
A
VAL
3
n
6
VAL
3
A
VAL
4
n
7
VAL
4
A
VAL
5
n
8
VAL
5
A
THR
6
n
9
THR
6
A
THR
7
n
10
THR
7
A
ILE
8
n
11
ILE
8
A
LEU
9
n
12
LEU
9
A
GLU
10
n
13
GLU
10
A
SER
11
n
14
SER
11
A
PRO
12
n
15
PRO
12
A
TYR
13
n
16
TYR
13
A
VAL
14
n
17
VAL
14
A
MET
15
n
18
MET
15
A
MET
16
n
19
MET
16
A
LYS
17
n
20
LYS
17
A
LYS
18
n
21
LYS
18
A
ASN
19
n
22
ASN
19
A
HIS
20
n
23
HIS
20
A
GLU
21
n
24
GLU
21
A
MET
22
n
25
MET
22
A
LEU
23
n
26
LEU
23
A
GLU
24
n
27
GLU
24
A
GLY
25
n
28
GLY
25
A
ASN
26
n
29
ASN
26
A
GLU
27
n
30
GLU
27
A
ARG
28
n
31
ARG
28
A
TYR
29
n
32
TYR
29
A
GLU
30
n
33
GLU
30
A
GLY
31
n
34
GLY
31
A
TYR
32
n
35
TYR
32
A
CYS
33
n
36
CYS
33
A
VAL
34
n
37
VAL
34
A
ASP
35
n
38
ASP
35
A
LEU
36
n
39
LEU
36
A
ALA
37
n
40
ALA
37
A
ALA
38
n
41
ALA
38
A
GLU
39
n
42
GLU
39
A
ILE
40
n
43
ILE
40
A
ALA
41
n
44
ALA
41
A
LYS
42
n
45
LYS
42
A
HIS
43
n
46
HIS
43
A
CYS
44
n
47
CYS
44
A
GLY
45
n
48
GLY
45
A
PHE
46
n
49
PHE
46
A
LYS
47
n
50
LYS
47
A
TYR
48
n
51
TYR
48
A
LYS
49
n
52
LYS
49
A
LEU
50
n
53
LEU
50
A
THR
51
n
54
THR
51
A
ILE
52
n
55
ILE
52
A
VAL
53
n
56
VAL
53
A
GLY
54
n
57
GLY
54
A
ASP
55
n
58
ASP
55
A
GLY
56
n
59
GLY
56
A
LYS
57
n
60
LYS
57
A
TYR
58
n
61
TYR
58
A
GLY
59
n
62
GLY
59
A
ALA
60
n
63
ALA
60
A
ARG
61
n
64
ARG
61
A
ASP
62
n
65
ASP
62
A
ALA
63
n
66
ALA
63
A
ASP
64
n
67
ASP
64
A
THR
65
n
68
THR
65
A
LYS
66
n
69
LYS
66
A
ILE
67
n
70
ILE
67
A
TRP
68
n
71
TRP
68
A
ASN
69
n
72
ASN
69
A
GLY
70
n
73
GLY
70
A
MET
71
n
74
MET
71
A
VAL
72
n
75
VAL
72
A
GLY
73
n
76
GLY
73
A
GLU
74
n
77
GLU
74
A
LEU
75
n
78
LEU
75
A
VAL
76
n
79
VAL
76
A
TYR
77
n
80
TYR
77
A
GLY
78
n
81
GLY
78
A
LYS
79
n
82
LYS
79
A
ALA
80
n
83
ALA
80
A
ASP
81
n
84
ASP
81
A
ILE
82
n
85
ILE
82
A
ALA
83
n
86
ALA
83
A
ILE
84
n
87
ILE
84
A
ALA
85
n
88
ALA
85
A
PRO
86
n
89
PRO
86
A
LEU
87
n
90
LEU
87
A
THR
88
n
91
THR
88
A
ILE
89
n
92
ILE
89
A
THR
90
n
93
THR
90
A
LEU
91
n
94
LEU
91
A
VAL
92
n
95
VAL
92
A
ARG
93
n
96
ARG
93
A
GLU
94
n
97
GLU
94
A
GLU
95
n
98
GLU
95
A
VAL
96
n
99
VAL
96
A
ILE
97
n
100
ILE
97
A
ASP
98
n
101
ASP
98
A
PHE
99
n
102
PHE
99
A
SER
100
n
103
SER
100
A
LYS
101
n
104
LYS
101
A
PRO
102
n
105
PRO
102
A
PHE
103
n
106
PHE
103
A
MET
104
n
107
MET
104
A
SER
105
n
108
SER
105
A
LEU
106
n
109
LEU
106
A
GLY
107
n
110
GLY
107
A
ILE
108
n
111
ILE
108
A
SER
109
n
112
SER
109
A
ILE
110
n
113
ILE
110
A
MET
111
n
114
MET
111
A
ILE
112
n
115
ILE
112
A
LYS
113
n
116
LYS
113
A
LYS
114
n
117
LYS
114
A
GLY
115
n
118
GLY
115
A
THR
116
n
119
THR
116
A
PRO
117
n
120
PRO
117
A
ILE
118
n
121
ILE
118
A
GLU
119
n
122
GLU
119
A
SER
120
n
123
SER
120
A
ALA
121
n
124
ALA
121
A
GLU
122
n
125
GLU
122
A
ASP
123
n
126
ASP
123
A
LEU
124
n
127
LEU
124
A
SER
125
n
128
SER
125
A
LYS
126
n
129
LYS
126
A
GLN
127
n
130
GLN
127
A
THR
128
n
131
THR
128
A
GLU
129
n
132
GLU
129
A
ILE
130
n
133
ILE
130
A
ALA
131
n
134
ALA
131
A
TYR
132
n
135
TYR
132
A
GLY
133
n
136
GLY
133
A
THR
134
n
137
THR
134
A
LEU
135
n
138
LEU
135
A
ASP
136
n
139
ASP
136
A
SER
137
n
140
SER
137
A
GLY
138
n
141
GLY
138
A
SER
139
n
142
SER
139
A
THR
140
n
143
THR
140
A
LYS
141
n
144
LYS
141
A
GLU
142
n
145
GLU
142
A
PHE
143
n
146
PHE
143
A
PHE
144
n
147
PHE
144
A
ARG
145
n
148
ARG
145
A
ARG
146
n
149
ARG
146
A
SER
147
n
150
SER
147
A
LYS
148
n
151
LYS
148
A
ILE
149
n
152
ILE
149
A
ALA
150
n
153
ALA
150
A
VAL
151
n
154
VAL
151
A
PHE
152
n
155
PHE
152
A
ASP
153
n
156
ASP
153
A
LYS
154
n
157
LYS
154
A
MET
155
n
158
MET
155
A
TRP
156
n
159
TRP
156
A
THR
157
n
160
THR
157
A
TYR
158
n
161
TYR
158
A
MET
159
n
162
MET
159
A
ARG
160
n
163
ARG
160
A
SER
161
n
164
SER
161
A
ALA
162
n
165
ALA
162
A
GLU
163
n
166
GLU
163
A
PRO
164
n
167
PRO
164
A
SER
165
n
168
SER
165
A
VAL
166
n
169
VAL
166
A
PHE
167
n
170
PHE
167
A
VAL
168
n
171
VAL
168
A
ARG
169
n
172
ARG
169
A
THR
170
n
173
THR
170
A
THR
171
n
174
THR
171
A
ALA
172
n
175
ALA
172
A
GLU
173
n
176
GLU
173
A
GLY
174
n
177
GLY
174
A
VAL
175
n
178
VAL
175
A
ALA
176
n
179
ALA
176
A
ARG
177
n
180
ARG
177
A
VAL
178
n
181
VAL
178
A
ARG
179
n
182
ARG
179
A
LYS
180
n
183
LYS
180
A
SER
181
n
184
SER
181
A
LYS
182
n
185
LYS
182
A
GLY
183
n
186
GLY
183
A
LYS
184
n
187
LYS
184
A
TYR
185
n
188
TYR
185
A
ALA
186
n
189
ALA
186
A
TYR
187
n
190
TYR
187
A
LEU
188
n
191
LEU
188
A
LEU
189
n
192
LEU
189
A
GLU
190
n
193
GLU
190
A
SER
191
n
194
SER
191
A
THR
192
n
195
THR
192
A
MET
193
n
196
MET
193
A
ASN
194
n
197
ASN
194
A
GLU
195
n
198
GLU
195
A
TYR
196
n
199
TYR
196
A
ILE
197
n
200
ILE
197
A
GLU
198
n
201
GLU
198
A
GLN
199
n
202
GLN
199
A
ARG
200
n
203
ARG
200
A
LYS
201
n
204
LYS
201
A
PRO
202
n
205
PRO
202
A
CYS
203
n
206
CYS
203
A
ASP
204
n
207
ASP
204
A
THR
205
n
208
THR
205
A
MET
206
n
209
MET
206
A
LYS
207
n
210
LYS
207
A
VAL
208
n
211
VAL
208
A
GLY
209
n
212
GLY
209
A
GLY
210
n
213
GLY
210
A
ASN
211
n
214
ASN
211
A
LEU
212
n
215
LEU
212
A
ASP
213
n
216
ASP
213
A
SER
214
n
217
SER
214
A
LYS
215
n
218
LYS
215
A
GLY
216
n
219
GLY
216
A
TYR
217
n
220
TYR
217
A
GLY
218
n
221
GLY
218
A
ILE
219
n
222
ILE
219
A
ALA
220
n
223
ALA
220
A
THR
221
n
224
THR
221
A
PRO
222
n
225
PRO
222
A
LYS
223
n
226
LYS
223
A
GLY
224
n
227
GLY
224
A
SER
225
n
228
SER
225
A
SER
226
n
229
SER
226
A
LEU
227
n
230
LEU
227
A
GLY
228
n
231
GLY
228
A
ASN
229
n
232
ASN
229
A
ALA
230
n
233
ALA
230
A
VAL
231
n
234
VAL
231
A
ASN
232
n
235
ASN
232
A
LEU
233
n
236
LEU
233
A
ALA
234
n
237
ALA
234
A
VAL
235
n
238
VAL
235
A
LEU
236
n
239
LEU
236
A
LYS
237
n
240
LYS
237
A
LEU
238
n
241
LEU
238
A
ASN
239
n
242
ASN
239
A
GLU
240
n
243
GLU
240
A
GLN
241
n
244
GLN
241
A
GLY
242
n
245
GLY
242
A
LEU
243
n
246
LEU
243
A
LEU
244
n
247
LEU
244
A
ASP
245
n
248
ASP
245
A
LYS
246
n
249
LYS
246
A
LEU
247
n
250
LEU
247
A
LYS
248
n
251
LYS
248
A
ASN
249
n
252
ASN
249
A
LYS
250
n
253
LYS
250
A
TRP
251
n
254
TRP
251
A
TRP
252
n
255
TRP
252
A
TYR
253
n
256
TYR
253
A
ASP
254
n
257
ASP
254
A
LYS
255
n
258
LYS
255
A
GLY
256
n
259
GLY
256
A
GLU
257
n
260
GLU
257
A
CYS
258
n
261
CYS
258
A
n
262
259
A
n
263
260
A
author_and_software_defined_assembly
PISA,PQS
2
dimeric
3330
-110
22860
A
HIS
20
A
NE2
HIS
23
4_556
A
ZN
451
B
ZN
ZN
1_555
A
GLU
21
A
OE2
GLU
24
4_556
106.4
A
HIS
20
A
NE2
HIS
23
4_556
A
ZN
451
B
ZN
ZN
1_555
A
GLU
163
A
OE1
GLU
166
1_555
105.2
A
GLU
21
A
OE2
GLU
24
4_556
A
ZN
451
B
ZN
ZN
1_555
A
GLU
163
A
OE1
GLU
166
1_555
91.6
A
HIS
20
A
NE2
HIS
23
4_556
A
ZN
451
B
ZN
ZN
1_555
A
GLU
163
A
OE2
GLU
166
1_555
93.4
A
GLU
21
A
OE2
GLU
24
4_556
A
ZN
451
B
ZN
ZN
1_555
A
GLU
163
A
OE2
GLU
166
1_555
145.9
A
GLU
163
A
OE1
GLU
166
1_555
A
ZN
451
B
ZN
ZN
1_555
A
GLU
163
A
OE2
GLU
166
1_555
55.9
A
GLU
27
A
OE2
GLU
30
2_655
A
ZN
452
C
ZN
ZN
1_555
A
GLU
27
A
OE1
GLU
30
2_655
57.2
A
GLU
27
A
OE2
GLU
30
2_655
A
ZN
452
C
ZN
ZN
1_555
A
GLU
39
A
OE1
GLU
42
1_555
95.6
A
GLU
27
A
OE1
GLU
30
2_655
A
ZN
452
C
ZN
ZN
1_555
A
GLU
39
A
OE1
GLU
42
1_555
146.9
A
GLU
27
A
OE2
GLU
30
2_655
A
ZN
452
C
ZN
ZN
1_555
A
HIS
43
A
NE2
HIS
46
1_555
142.7
A
GLU
27
A
OE1
GLU
30
2_655
A
ZN
452
C
ZN
ZN
1_555
A
HIS
43
A
NE2
HIS
46
1_555
91.3
A
GLU
39
A
OE1
GLU
42
1_555
A
ZN
452
C
ZN
ZN
1_555
A
HIS
43
A
NE2
HIS
46
1_555
104.6
A
GLU
27
A
OE2
GLU
30
2_655
A
ZN
452
C
ZN
ZN
1_555
A
HOH
595
F
O
HOH
1_555
98.2
A
GLU
27
A
OE1
GLU
30
2_655
A
ZN
452
C
ZN
ZN
1_555
A
HOH
595
F
O
HOH
1_555
94.3
A
GLU
39
A
OE1
GLU
42
1_555
A
ZN
452
C
ZN
ZN
1_555
A
HOH
595
F
O
HOH
1_555
109.2
A
HIS
43
A
NE2
HIS
46
1_555
A
ZN
452
C
ZN
ZN
1_555
A
HOH
595
F
O
HOH
1_555
104.1
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
-1.0000000000
0.0000000000
0.0000000000
0.0000000000
-1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
2_755
-x+2,-y,z
crystal symmetry operation
108.5160000000
0.0000000000
0.0000000000
A
O
THR
51
A
O
THR
54
A
N
VAL
5
A
N
VAL
8
A
N
THR
6
A
N
THR
9
A
O
ILE
82
A
O
ILE
85
A
N
MET
15
A
N
MET
18
A
O
GLU
30
A
O
GLU
33
A
N
ASP
98
A
N
ASP
101
A
O
THR
221
A
O
THR
224
A
N
LEU
106
A
N
LEU
109
A
O
LYS
215
A
O
LYS
218
A
N
GLY
133
A
N
GLY
136
A
O
LEU
188
A
O
LEU
191
A
O
TYR
187
A
O
TYR
190
A
N
MET
111
A
N
MET
114
A
N
ILE
112
A
N
ILE
115
A
O
MET
206
A
O
MET
209
1
A
GLY
-2
A
GLY
1
1
Y
1
A
ALA
-1
A
ALA
2
1
Y
1
A
ASN
0
A
ASN
3
1
Y
1
A
GLY
259
A
GLY
262
1
Y
1
A
SER
260
A
SER
263
1
Y
1
A
GLU
257
-140.75
14.35
protein_rep.param
protein.top
27.4
-0.04
0.34
-0.29
0.00
0.00
0.00
The first three N-terminal residues and the last two C-terminal residues were not located in the electron density map.
0.245
0.009
0.207
1.85
19.99
682
22974
22974
3.0
92.5
RANDOM
1449707.81
1
RESTRAINED
THROUGHOUT
0.0
MOLECULAR REPLACEMENT
GluR2:(S)-thio-ATPA complex (Lunn et al., to be published).
Engh & Huber
FLAT MODEL
48.7733
0.418009
0.26
0.21
5.00
0.25
0.20
1.85
19.99
179
2216
19
0
2018
0.009
1.4
21.8
0.86
3.89
1.50
5.12
2.00
6.69
2.00
9.37
2.50
0.293
0.029
0.265
1.97
100
3300
3400
6
2.9
83.7
18.2
1.85
20.00
1NNK
23016
23016
0.00
0.00
0.099
1
7.0
3.5
92.6
0.34
1.85
1.92
2.0
1996
1
82.1
data reduction
DENZO
data scaling
SCALEPACK
phasing
AMoRE
refinement
CNS
1.0
X-ray structure of the GluR2 ligand-binding core (S1S2J) in complex with (S)-ATPA at 1.85 A resolution. Crystallization with zinc ions.
1
N
N
2
N
N
2
N
N
3
N
N
4
N
N
5
N
N
The biological assembly is a tetramer composed of dimers-of-dimers.
Only the dimer is observed in the crystal.
The dimer may be generated by applying the following to chain A:
TRANSFORM FRACTIONAL -
-1.00000 0.00000 0.00000 -
0.00000 -1.00000 0.00000 -
0.00000 0.00000 1.00000 -
2.00000 0.00000 0.00000
A
ASN
19
A
ASN
22
HELX_P
A
LEU
23
A
LEU
26
5
1
5
A
GLU
24
A
GLU
27
HELX_P
A
GLU
27
A
GLU
30
5
2
4
A
GLY
31
A
GLY
34
HELX_P
A
CYS
44
A
CYS
47
1
3
14
A
ASN
69
A
ASN
72
HELX_P
A
TYR
77
A
TYR
80
1
4
9
A
THR
90
A
THR
93
HELX_P
A
GLU
95
A
GLU
98
1
5
6
A
SER
120
A
SER
123
HELX_P
A
LYS
126
A
LYS
129
1
6
7
A
GLY
138
A
GLY
141
HELX_P
A
SER
147
A
SER
150
1
7
10
A
ILE
149
A
ILE
152
HELX_P
A
ALA
162
A
ALA
165
1
8
14
A
THR
170
A
THR
173
HELX_P
A
SER
181
A
SER
184
1
9
12
A
SER
191
A
SER
194
HELX_P
A
GLN
199
A
GLN
202
1
10
9
A
SER
225
A
SER
228
HELX_P
A
GLN
241
A
GLN
244
1
11
17
A
GLY
242
A
GLY
245
HELX_P
A
TYR
253
A
TYR
256
1
12
12
disulf
2.025
A
CYS
203
A
SG
CYS
206
1_555
A
CYS
258
A
SG
CYS
261
1_555
metalc
2.289
A
HIS
20
A
NE2
HIS
23
4_556
A
ZN
451
B
ZN
ZN
1_555
metalc
2.040
A
GLU
21
A
OE2
GLU
24
4_556
A
ZN
451
B
ZN
ZN
1_555
metalc
2.250
A
GLU
27
A
OE2
GLU
30
2_655
A
ZN
452
C
ZN
ZN
1_555
metalc
2.372
A
GLU
27
A
OE1
GLU
30
2_655
A
ZN
452
C
ZN
ZN
1_555
metalc
2.066
A
GLU
39
A
OE1
GLU
42
1_555
A
ZN
452
C
ZN
ZN
1_555
metalc
1.889
A
HIS
43
A
NE2
HIS
46
1_555
A
ZN
452
C
ZN
ZN
1_555
metalc
2.168
A
GLU
163
A
OE1
GLU
166
1_555
A
ZN
451
B
ZN
ZN
1_555
metalc
2.482
A
GLU
163
A
OE2
GLU
166
1_555
A
ZN
451
B
ZN
ZN
1_555
metalc
2.316
A
ZN
452
C
ZN
ZN
1_555
A
HOH
595
F
O
HOH
1_555
MEMBRANE PROTEIN
Ionotropic glutamate receptor GluR2, ligand-binding core, agonist complex, MEMBRANE PROTEIN
A
SER
11
A
SER
14
1
A
PRO
12
A
PRO
15
0.34
A
GLU
163
A
GLU
166
1
A
PRO
164
A
PRO
167
-0.03
A
LYS
201
A
LYS
204
1
A
PRO
202
A
PRO
205
0.18
GRIA2_RAT
UNP
1
413
P19491
NKTVVVTTILESPYVMMKKNHEMLEGNERYEGYCVDLAAEIAKHCGFKYKLTIVGDGKYGARDADTKIWNGMVGELVYGK
ADIAIAPLTITLVREEVIDFSKPFMSLGISIMIKKPIESAEDLSKQTEIAYGTLDSGSTKEFFRRSKIAVFDKMWTYMRS
AEPSVFVRTTAEGVARVRKSKGKYAYLLESTMNEYIEQRKPCDTMKVGGNLDSKGYGIATPKGSSLGNAVNLAVLKLNEQ
GLLDKLKNKWWYDKGECGS
413
527
1NNK
0
114
P19491
A
1
3
117
653
796
1NNK
117
260
P19491
A
1
120
263
1
cloning artifact
GLY
-2
1NNK
A
P19491
UNP
1
1
cloning artifact
ALA
-1
1NNK
A
P19491
UNP
2
1
linker
GLY
115
1NNK
A
P19491
UNP
118
1
linker
THR
116
1NNK
A
P19491
UNP
119
3
2
2
2
4
parallel
parallel
anti-parallel
anti-parallel
anti-parallel
parallel
anti-parallel
anti-parallel
A
TYR
48
A
TYR
51
A
ILE
52
A
ILE
55
A
VAL
3
A
VAL
6
A
THR
7
A
THR
10
A
ILE
82
A
ILE
85
A
ALA
83
A
ALA
86
A
MET
15
A
MET
18
A
MET
16
A
MET
19
A
TYR
29
A
TYR
32
A
GLU
30
A
GLU
33
A
ILE
97
A
ILE
100
A
PHE
99
A
PHE
102
A
ALA
220
A
ALA
223
A
PRO
222
A
PRO
225
A
MET
104
A
MET
107
A
LEU
106
A
LEU
109
A
LYS
215
A
LYS
218
A
TYR
217
A
TYR
220
A
ALA
131
A
ALA
134
A
GLY
133
A
GLY
136
A
TYR
185
A
TYR
188
A
GLU
190
A
GLU
193
A
ILE
108
A
ILE
111
A
LYS
113
A
LYS
116
A
THR
205
A
THR
208
A
VAL
208
A
VAL
211
BINDING SITE FOR RESIDUE ZN A 451
A
ZN
451
Software
4
BINDING SITE FOR RESIDUE ZN A 452
A
ZN
452
Software
4
BINDING SITE FOR RESIDUE CL A 453
A
CL
453
Software
2
BINDING SITE FOR RESIDUE CE2 A 454
A
CE2
454
Software
15
A
HIS
20
A
HIS
23
4
4_556
A
GLU
21
A
GLU
24
4
4_556
A
GLU
163
A
GLU
166
4
1_555
A
CL
453
D
CL
4
1_555
A
GLU
27
A
GLU
30
4
2_655
A
GLU
39
A
GLU
42
4
1_555
A
HIS
43
A
HIS
46
4
1_555
A
HOH
595
F
HOH
4
1_555
A
GLU
163
A
GLU
166
2
1_555
A
ZN
451
B
ZN
2
1_555
A
GLU
10
A
GLU
13
15
1_555
A
TYR
58
A
TYR
61
15
1_555
A
PRO
86
A
PRO
89
15
1_555
A
LEU
87
A
LEU
90
15
1_555
A
THR
88
A
THR
91
15
1_555
A
ARG
93
A
ARG
96
15
1_555
A
GLY
138
A
GLY
141
15
1_555
A
SER
139
A
SER
142
15
1_555
A
THR
140
A
THR
143
15
1_555
A
THR
171
A
THR
174
15
1_555
A
GLU
190
A
GLU
193
15
1_555
A
MET
193
A
MET
196
15
1_555
A
TYR
217
A
TYR
220
15
1_555
A
HOH
455
F
HOH
15
1_555
A
HOH
466
F
HOH
15
1_555
18
P 21 21 2