0.025146
0.000000
0.000000
0.000000
0.019324
0.000000
0.000000
0.000000
0.007522
0.00000
0.00000
0.00000
Ernst, J.A.
Brunger, A.T.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
4
90.00
90.00
90.00
39.767
51.750
132.938
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
Ca 2
40.078
CALCIUM ION
non-polymer
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
C6 H14 O2
118.174
(4S)-2-METHYL-2,4-PENTANEDIOL
non-polymer
C9 H11 N O2
165.189
y
PHENYLALANINE
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
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
CA
N
75
N
N
N
76
S
C
N
77
N
C
N
78
N
O
N
79
N
C
N
80
N
C
N
81
N
C
N
82
N
O
N
83
N
N
N
84
N
O
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
H
N
92
N
H
N
93
N
H
N
94
N
H
N
95
N
N
N
96
S
C
N
97
N
C
N
98
N
O
N
99
N
C
N
100
N
C
N
101
N
C
N
102
N
O
N
103
N
O
N
104
N
O
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
N
N
115
N
C
N
116
N
C
N
117
N
O
N
118
N
O
N
119
N
H
N
120
N
H
N
121
N
H
N
122
N
H
N
123
N
H
N
124
N
N
N
125
S
C
N
126
N
C
N
127
N
O
N
128
N
C
Y
129
N
C
Y
130
N
N
Y
131
N
C
Y
132
N
C
Y
133
N
N
N
134
N
O
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
H
N
143
N
H
N
144
N
H
N
145
N
O
N
146
N
H
N
147
N
H
N
148
N
N
N
149
S
C
N
150
N
C
N
151
N
O
N
152
S
C
N
153
N
C
N
154
N
C
N
155
N
C
N
156
N
O
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
H
N
165
N
H
N
166
N
H
N
167
N
H
N
168
N
H
N
169
N
H
N
170
N
N
N
171
S
C
N
172
N
C
N
173
N
O
N
174
N
C
N
175
N
C
N
176
N
C
N
177
N
C
N
178
N
O
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
H
N
190
N
H
N
191
N
H
N
192
N
N
N
193
S
C
N
194
N
C
N
195
N
O
N
196
N
C
N
197
N
C
N
198
N
C
N
199
N
C
N
200
N
N
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
H
N
216
N
H
N
217
N
N
N
218
S
C
N
219
N
C
N
220
N
O
N
221
N
C
N
222
N
C
N
223
N
S
N
224
N
C
N
225
N
O
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
C
N
238
N
C
N
239
N
O
N
240
N
C
N
241
N
C
N
242
S
C
N
243
N
O
N
244
N
C
N
245
N
H
N
246
N
H
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
N
N
260
S
C
N
261
N
C
N
262
N
O
N
263
N
C
Y
264
N
C
Y
265
N
C
Y
266
N
C
Y
267
N
C
Y
268
N
C
Y
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
N
287
N
O
N
288
N
O
N
289
N
H
N
290
N
H
N
291
N
H
N
292
N
H
N
293
N
H
N
294
N
H
N
295
N
H
N
296
N
N
N
297
S
C
N
298
N
C
N
299
N
O
N
300
R
C
N
301
N
O
N
302
N
C
N
303
N
O
N
304
N
H
N
305
N
H
N
306
N
H
N
307
N
H
N
308
N
H
N
309
N
H
N
310
N
H
N
311
N
H
N
312
N
H
N
313
N
N
N
314
S
C
N
315
N
C
N
316
N
O
N
317
N
C
Y
318
N
C
Y
319
N
C
Y
320
N
C
Y
321
N
N
Y
322
N
C
Y
323
N
C
Y
324
N
C
Y
325
N
C
Y
326
N
C
N
327
N
O
N
328
N
H
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
H
N
337
N
H
N
338
N
H
N
339
N
H
N
340
N
N
N
341
S
C
N
342
N
C
N
343
N
O
N
344
N
C
Y
345
N
C
Y
346
N
C
Y
347
N
C
Y
348
N
C
Y
349
N
C
Y
350
N
C
N
351
N
O
N
352
N
O
N
353
N
H
N
354
N
H
N
355
N
H
N
356
N
H
N
357
N
H
N
358
N
H
N
359
N
H
N
360
N
H
N
361
N
H
N
362
N
H
N
363
N
H
N
364
N
N
N
365
S
C
N
366
N
C
N
367
N
O
N
368
N
C
N
369
N
C
N
370
N
C
N
371
N
O
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
H
N
381
N
H
N
382
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
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
doub
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
doub
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
doub
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
doub
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
doub
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
sing
N
121
N
sing
N
122
N
doub
N
123
N
sing
N
124
N
sing
N
125
N
sing
N
126
N
sing
Y
127
N
sing
Y
128
N
doub
Y
129
N
doub
N
130
N
sing
Y
131
N
sing
N
132
N
sing
Y
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
sing
N
141
N
sing
N
142
N
sing
N
143
N
sing
N
144
N
sing
N
145
N
doub
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
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
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
sing
N
186
N
sing
N
187
N
doub
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
sing
N
205
N
sing
N
206
N
sing
N
207
N
sing
N
208
N
sing
N
209
N
sing
N
210
N
sing
N
211
N
doub
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
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
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
doub
N
252
N
sing
N
253
N
sing
N
254
N
sing
N
255
N
sing
Y
256
N
doub
Y
257
N
sing
Y
258
N
sing
N
259
N
sing
Y
260
N
doub
N
261
N
sing
Y
262
N
doub
N
263
N
sing
Y
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
N
279
N
sing
N
280
N
sing
N
281
N
sing
N
282
N
sing
N
283
N
sing
N
284
N
sing
N
285
N
sing
N
286
N
sing
N
287
N
doub
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
sing
N
298
N
sing
N
299
N
sing
N
300
N
sing
N
301
N
sing
N
302
N
sing
N
303
N
doub
N
304
N
sing
N
305
N
sing
N
306
N
sing
N
307
N
sing
Y
308
N
doub
Y
309
N
sing
Y
310
N
sing
N
311
N
sing
Y
312
N
doub
Y
313
N
sing
Y
314
N
sing
N
315
N
sing
Y
316
N
sing
Y
317
N
doub
N
318
N
sing
Y
319
N
doub
N
320
N
sing
Y
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
sing
N
328
N
sing
N
329
N
sing
N
330
N
sing
N
331
N
doub
N
332
N
sing
N
333
N
sing
N
334
N
sing
N
335
N
sing
Y
336
N
doub
Y
337
N
sing
Y
338
N
sing
N
339
N
sing
Y
340
N
doub
N
341
N
sing
Y
342
N
doub
N
343
N
sing
Y
344
N
sing
N
345
N
sing
N
346
N
sing
N
347
N
sing
N
348
N
sing
N
349
N
sing
N
350
N
sing
N
351
N
sing
N
352
N
sing
N
353
N
sing
N
354
N
sing
N
355
N
doub
N
356
N
sing
N
357
N
sing
N
358
N
sing
N
359
N
sing
N
360
N
sing
N
361
N
sing
N
362
N
sing
N
363
N
sing
N
364
N
sing
N
365
N
sing
N
366
N
sing
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
278
8630
8636
10.1074/jbc.M211889200
12496247
High Resolution Structure, Stability, and Synaptotagmin Binding of a Truncated Neuronal SNARE Complex
2003
10.2210/pdb1n7s/pdb
pdb_00001n7s
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
100.0
1
CCD
2002-09-06
ADSC QUANTUM 4
Double Crystal Si(111)
SINGLE WAVELENGTH
M
x-ray
1
0.9000
1.0
8.2.1
ALS
0.9000
SYNCHROTRON
ALS BEAMLINE 8.2.1
7231.061
vesicle-associated membrane protein 2
SBc
1
man
polymer
7850.891
Syntaxin 1A
SXc
1
man
polymer
9174.243
SNAP-25A
SN1b
1
man
polymer
7484.302
SNAP-25A
SN2c
1
man
polymer
40.078
CALCIUM ION
3
syn
non-polymer
118.174
(4S)-2-METHYL-2,4-PENTANEDIOL
2
syn
non-polymer
18.015
water
322
nat
water
Synaptobrevin 2 (vesicle-associated membrane protein, VAMP-2)
Synaptotagmin associated 35 kDa protein, P35A, Neuron-specific antigen HPC-1
no
no
GSNRRLQQTQAQVDEVVDIMRVNVDKVLERDQKLSELDDRADALQAGASQFETSAAKLKRKYW
GSNRRLQQTQAQVDEVVDIMRVNVDKVLERDQKLSELDDRADALQAGASQFETSAAKLKRKYW
A
polypeptide(L)
no
no
GSALSEIETRHSEIIKLENSIRELHDMFMDMAMLVESQGEMIDRIEYNVEHAVDYVERAVSDTKKAVK
GSALSEIETRHSEIIKLENSIRELHDMFMDMAMLVESQGEMIDRIEYNVEHAVDYVERAVSDTKKAVK
B
polypeptide(L)
no
no
GSMRNELEEMQRRADQLADESLESTRRMLQLVEESKDAGIRTLVMLDEQGEQLDRVEEGMNHINQDMKEAEKNLKDLGK
GSMRNELEEMQRRADQLADESLESTRRMLQLVEESKDAGIRTLVMLDEQGEQLDRVEEGMNHINQDMKEAEKNLKDLGK
C
polypeptide(L)
no
no
GSARENEMDENLEQVSGIIGNLRHMALDMGNEIDTQNRQIDRIMEKADSNKTRIDEANQRATKMLG
GSARENEMDENLEQVSGIIGNLRHMALDMGNEIDTQNRQIDRIMEKADSNKTRIDEANQRATKMLG
D
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
n
n
n
n
n
n
n
n
n
n
n
n
n
Norway rat
Rattus
Escherichia
Escherichia coli
sample
10116
Rattus norvegicus
469008
Escherichia coli BL21(DE3)
BL21(DE3)
plasmid
pET28a
Norway rat
Rattus
Escherichia
Escherichia coli
sample
10116
Rattus norvegicus
469008
Escherichia coli BL21(DE3)
BL21(DE3)
plasmid
pET28a
Norway rat
Rattus
Escherichia
Escherichia coli
sample
10116
Rattus norvegicus
469008
Escherichia coli BL21(DE3)
BL21(DE3)
plasmid
pET28a
Norway rat
Rattus
Escherichia
Escherichia coli
sample
10116
Rattus norvegicus
469008
Escherichia coli BL21(DE3)
BL21(DE3)
plasmid
pET28a
1
1.92
35.37
VAPOR DIFFUSION, HANGING DROP
5.5
MPD, CaCl2, MES, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 4.0K
277.0
exptl_crystal_grow
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
Version format compliance
Experimental preparation
Data collection
Database references
Derived calculations
Refinement description
1
0
2002-12-27
1
1
2008-04-28
1
2
2011-07-13
1
3
2018-01-31
1
4
2024-02-14
_exptl_crystal_grow.temp
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_pdbx_struct_conn_angle.ptnr1_auth_asym_id
_pdbx_struct_conn_angle.ptnr1_auth_comp_id
_pdbx_struct_conn_angle.ptnr1_auth_seq_id
_pdbx_struct_conn_angle.ptnr1_label_asym_id
_pdbx_struct_conn_angle.ptnr1_label_atom_id
_pdbx_struct_conn_angle.ptnr1_label_comp_id
_pdbx_struct_conn_angle.ptnr1_label_seq_id
_pdbx_struct_conn_angle.ptnr1_symmetry
_pdbx_struct_conn_angle.ptnr3_auth_asym_id
_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_asym_id
_struct_conn.ptnr1_auth_comp_id
_struct_conn.ptnr1_auth_seq_id
_struct_conn.ptnr1_label_asym_id
_struct_conn.ptnr1_label_atom_id
_struct_conn.ptnr1_label_comp_id
_struct_conn.ptnr1_label_seq_id
_struct_conn.ptnr1_symmetry
_struct_conn.ptnr2_auth_asym_id
_struct_conn.ptnr2_auth_comp_id
_struct_conn.ptnr2_auth_seq_id
_struct_conn.ptnr2_label_asym_id
_struct_conn.ptnr2_label_atom_id
_struct_conn.ptnr2_label_comp_id
_struct_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
RCSB
Y
RCSB
2002-11-16
REL
REL
CA
CALCIUM ION
MPD
(4S)-2-METHYL-2,4-PENTANEDIOL
HOH
water
1SFC
PDB ENTRY 1SFC
PDB
experimental model
CA
501
5
CA
CA
501
A
MPD
402
6
MPD
MPD
402
A
CA
502
5
CA
CA
502
C
CA
503
5
CA
CA
503
C
MPD
401
6
MPD
MPD
401
C
TIP
6
7
HOH
HOH
502
A
TIP
10
7
HOH
HOH
503
A
TIP
14
7
HOH
HOH
504
A
TIP
21
7
HOH
HOH
505
A
TIP
25
7
HOH
HOH
506
A
TIP
26
7
HOH
HOH
507
A
TIP
29
7
HOH
HOH
508
A
TIP
32
7
HOH
HOH
509
A
TIP
35
7
HOH
HOH
510
A
TIP
36
7
HOH
HOH
511
A
TIP
37
7
HOH
HOH
512
A
TIP
39
7
HOH
HOH
513
A
TIP
42
7
HOH
HOH
514
A
TIP
60
7
HOH
HOH
515
A
TIP
67
7
HOH
HOH
516
A
TIP
68
7
HOH
HOH
517
A
TIP
78
7
HOH
HOH
518
A
TIP
82
7
HOH
HOH
519
A
TIP
94
7
HOH
HOH
520
A
TIP
97
7
HOH
HOH
521
A
TIP
102
7
HOH
HOH
522
A
TIP
104
7
HOH
HOH
523
A
TIP
106
7
HOH
HOH
524
A
TIP
110
7
HOH
HOH
525
A
TIP
112
7
HOH
HOH
526
A
TIP
129
7
HOH
HOH
527
A
TIP
133
7
HOH
HOH
528
A
TIP
146
7
HOH
HOH
529
A
TIP
148
7
HOH
HOH
530
A
TIP
154
7
HOH
HOH
531
A
TIP
156
7
HOH
HOH
532
A
TIP
165
7
HOH
HOH
533
A
TIP
169
7
HOH
HOH
534
A
TIP
170
7
HOH
HOH
535
A
TIP
176
7
HOH
HOH
536
A
TIP
179
7
HOH
HOH
537
A
TIP
186
7
HOH
HOH
538
A
TIP
196
7
HOH
HOH
539
A
TIP
198
7
HOH
HOH
540
A
TIP
216
7
HOH
HOH
541
A
TIP
220
7
HOH
HOH
542
A
TIP
233
7
HOH
HOH
543
A
TIP
235
7
HOH
HOH
544
A
TIP
241
7
HOH
HOH
545
A
TIP
245
7
HOH
HOH
546
A
TIP
259
7
HOH
HOH
547
A
TIP
262
7
HOH
HOH
548
A
TIP
263
7
HOH
HOH
549
A
TIP
265
7
HOH
HOH
550
A
TIP
269
7
HOH
HOH
551
A
TIP
272
7
HOH
HOH
552
A
TIP
282
7
HOH
HOH
553
A
TIP
290
7
HOH
HOH
554
A
TIP
291
7
HOH
HOH
555
A
TIP
303
7
HOH
HOH
556
A
TIP
305
7
HOH
HOH
557
A
TIP
308
7
HOH
HOH
558
A
TIP
325
7
HOH
HOH
559
A
TIP
334
7
HOH
HOH
560
A
TIP
338
7
HOH
HOH
561
A
TIP
345
7
HOH
HOH
562
A
TIP
2
7
HOH
HOH
257
B
TIP
3
7
HOH
HOH
258
B
TIP
9
7
HOH
HOH
259
B
TIP
16
7
HOH
HOH
260
B
TIP
17
7
HOH
HOH
261
B
TIP
33
7
HOH
HOH
262
B
TIP
45
7
HOH
HOH
263
B
TIP
49
7
HOH
HOH
264
B
TIP
57
7
HOH
HOH
265
B
TIP
59
7
HOH
HOH
266
B
TIP
61
7
HOH
HOH
267
B
TIP
64
7
HOH
HOH
268
B
TIP
65
7
HOH
HOH
269
B
TIP
75
7
HOH
HOH
270
B
TIP
76
7
HOH
HOH
271
B
TIP
81
7
HOH
HOH
272
B
TIP
83
7
HOH
HOH
273
B
TIP
91
7
HOH
HOH
274
B
TIP
93
7
HOH
HOH
275
B
TIP
96
7
HOH
HOH
276
B
TIP
105
7
HOH
HOH
277
B
TIP
107
7
HOH
HOH
278
B
TIP
111
7
HOH
HOH
279
B
TIP
115
7
HOH
HOH
280
B
TIP
116
7
HOH
HOH
281
B
TIP
124
7
HOH
HOH
282
B
TIP
125
7
HOH
HOH
283
B
TIP
126
7
HOH
HOH
284
B
TIP
128
7
HOH
HOH
285
B
TIP
134
7
HOH
HOH
286
B
TIP
135
7
HOH
HOH
287
B
TIP
139
7
HOH
HOH
288
B
TIP
141
7
HOH
HOH
289
B
TIP
143
7
HOH
HOH
290
B
TIP
144
7
HOH
HOH
291
B
TIP
151
7
HOH
HOH
292
B
TIP
162
7
HOH
HOH
293
B
TIP
163
7
HOH
HOH
294
B
TIP
166
7
HOH
HOH
295
B
TIP
171
7
HOH
HOH
296
B
TIP
172
7
HOH
HOH
297
B
TIP
181
7
HOH
HOH
298
B
TIP
182
7
HOH
HOH
299
B
TIP
183
7
HOH
HOH
300
B
TIP
184
7
HOH
HOH
301
B
TIP
188
7
HOH
HOH
302
B
TIP
190
7
HOH
HOH
303
B
TIP
191
7
HOH
HOH
304
B
TIP
192
7
HOH
HOH
305
B
TIP
199
7
HOH
HOH
306
B
TIP
204
7
HOH
HOH
307
B
TIP
211
7
HOH
HOH
308
B
TIP
215
7
HOH
HOH
309
B
TIP
217
7
HOH
HOH
310
B
TIP
221
7
HOH
HOH
311
B
TIP
224
7
HOH
HOH
312
B
TIP
234
7
HOH
HOH
313
B
TIP
236
7
HOH
HOH
314
B
TIP
240
7
HOH
HOH
315
B
TIP
248
7
HOH
HOH
316
B
TIP
252
7
HOH
HOH
317
B
TIP
261
7
HOH
HOH
318
B
TIP
274
7
HOH
HOH
319
B
TIP
279
7
HOH
HOH
320
B
TIP
284
7
HOH
HOH
321
B
TIP
301
7
HOH
HOH
322
B
TIP
314
7
HOH
HOH
323
B
TIP
316
7
HOH
HOH
324
B
TIP
318
7
HOH
HOH
325
B
TIP
321
7
HOH
HOH
326
B
TIP
337
7
HOH
HOH
327
B
TIP
341
7
HOH
HOH
328
B
TIP
355
7
HOH
HOH
329
B
TIP
1
7
HOH
HOH
504
C
TIP
5
7
HOH
HOH
505
C
TIP
7
7
HOH
HOH
506
C
TIP
8
7
HOH
HOH
507
C
TIP
11
7
HOH
HOH
508
C
TIP
12
7
HOH
HOH
509
C
TIP
13
7
HOH
HOH
510
C
TIP
15
7
HOH
HOH
511
C
TIP
18
7
HOH
HOH
512
C
TIP
19
7
HOH
HOH
513
C
TIP
20
7
HOH
HOH
514
C
TIP
24
7
HOH
HOH
515
C
TIP
27
7
HOH
HOH
516
C
TIP
31
7
HOH
HOH
517
C
TIP
34
7
HOH
HOH
518
C
TIP
38
7
HOH
HOH
519
C
TIP
40
7
HOH
HOH
520
C
TIP
41
7
HOH
HOH
521
C
TIP
43
7
HOH
HOH
522
C
TIP
47
7
HOH
HOH
523
C
TIP
48
7
HOH
HOH
524
C
TIP
50
7
HOH
HOH
525
C
TIP
52
7
HOH
HOH
526
C
TIP
54
7
HOH
HOH
527
C
TIP
55
7
HOH
HOH
528
C
TIP
58
7
HOH
HOH
529
C
TIP
62
7
HOH
HOH
530
C
TIP
70
7
HOH
HOH
531
C
TIP
71
7
HOH
HOH
532
C
TIP
72
7
HOH
HOH
533
C
TIP
79
7
HOH
HOH
534
C
TIP
84
7
HOH
HOH
535
C
TIP
85
7
HOH
HOH
536
C
TIP
86
7
HOH
HOH
537
C
TIP
87
7
HOH
HOH
538
C
TIP
90
7
HOH
HOH
539
C
TIP
92
7
HOH
HOH
540
C
TIP
95
7
HOH
HOH
541
C
TIP
100
7
HOH
HOH
542
C
TIP
101
7
HOH
HOH
543
C
TIP
109
7
HOH
HOH
544
C
TIP
113
7
HOH
HOH
545
C
TIP
114
7
HOH
HOH
546
C
TIP
118
7
HOH
HOH
547
C
TIP
119
7
HOH
HOH
548
C
TIP
120
7
HOH
HOH
549
C
TIP
121
7
HOH
HOH
550
C
TIP
122
7
HOH
HOH
551
C
TIP
123
7
HOH
HOH
552
C
TIP
130
7
HOH
HOH
553
C
TIP
131
7
HOH
HOH
554
C
TIP
132
7
HOH
HOH
555
C
TIP
136
7
HOH
HOH
556
C
TIP
137
7
HOH
HOH
557
C
TIP
138
7
HOH
HOH
558
C
TIP
140
7
HOH
HOH
559
C
TIP
142
7
HOH
HOH
560
C
TIP
145
7
HOH
HOH
561
C
TIP
147
7
HOH
HOH
562
C
TIP
149
7
HOH
HOH
563
C
TIP
152
7
HOH
HOH
564
C
TIP
153
7
HOH
HOH
565
C
TIP
158
7
HOH
HOH
566
C
TIP
159
7
HOH
HOH
567
C
TIP
160
7
HOH
HOH
568
C
TIP
167
7
HOH
HOH
569
C
TIP
168
7
HOH
HOH
570
C
TIP
174
7
HOH
HOH
571
C
TIP
175
7
HOH
HOH
572
C
TIP
177
7
HOH
HOH
573
C
TIP
180
7
HOH
HOH
574
C
TIP
185
7
HOH
HOH
575
C
TIP
187
7
HOH
HOH
576
C
TIP
189
7
HOH
HOH
577
C
TIP
194
7
HOH
HOH
578
C
TIP
195
7
HOH
HOH
579
C
TIP
202
7
HOH
HOH
580
C
TIP
206
7
HOH
HOH
581
C
TIP
212
7
HOH
HOH
582
C
TIP
214
7
HOH
HOH
583
C
TIP
218
7
HOH
HOH
584
C
TIP
227
7
HOH
HOH
585
C
TIP
228
7
HOH
HOH
586
C
TIP
229
7
HOH
HOH
587
C
TIP
230
7
HOH
HOH
588
C
TIP
231
7
HOH
HOH
589
C
TIP
232
7
HOH
HOH
590
C
TIP
237
7
HOH
HOH
591
C
TIP
238
7
HOH
HOH
592
C
TIP
242
7
HOH
HOH
593
C
TIP
244
7
HOH
HOH
594
C
TIP
246
7
HOH
HOH
595
C
TIP
247
7
HOH
HOH
596
C
TIP
249
7
HOH
HOH
597
C
TIP
251
7
HOH
HOH
598
C
TIP
256
7
HOH
HOH
599
C
TIP
258
7
HOH
HOH
600
C
TIP
266
7
HOH
HOH
601
C
TIP
268
7
HOH
HOH
602
C
TIP
271
7
HOH
HOH
603
C
TIP
280
7
HOH
HOH
604
C
TIP
281
7
HOH
HOH
605
C
TIP
285
7
HOH
HOH
606
C
TIP
286
7
HOH
HOH
607
C
TIP
288
7
HOH
HOH
608
C
TIP
294
7
HOH
HOH
609
C
TIP
297
7
HOH
HOH
610
C
TIP
298
7
HOH
HOH
611
C
TIP
299
7
HOH
HOH
612
C
TIP
300
7
HOH
HOH
613
C
TIP
307
7
HOH
HOH
614
C
TIP
310
7
HOH
HOH
615
C
TIP
311
7
HOH
HOH
616
C
TIP
317
7
HOH
HOH
617
C
TIP
320
7
HOH
HOH
618
C
TIP
322
7
HOH
HOH
619
C
TIP
326
7
HOH
HOH
620
C
TIP
327
7
HOH
HOH
621
C
TIP
328
7
HOH
HOH
622
C
TIP
330
7
HOH
HOH
623
C
TIP
336
7
HOH
HOH
624
C
TIP
339
7
HOH
HOH
625
C
TIP
340
7
HOH
HOH
626
C
TIP
348
7
HOH
HOH
627
C
TIP
350
7
HOH
HOH
628
C
TIP
352
7
HOH
HOH
629
C
TIP
353
7
HOH
HOH
630
C
TIP
354
7
HOH
HOH
631
C
TIP
356
7
HOH
HOH
632
C
TIP
4
7
HOH
HOH
205
D
TIP
22
7
HOH
HOH
206
D
TIP
23
7
HOH
HOH
207
D
TIP
28
7
HOH
HOH
208
D
TIP
30
7
HOH
HOH
209
D
TIP
44
7
HOH
HOH
210
D
TIP
46
7
HOH
HOH
211
D
TIP
51
7
HOH
HOH
212
D
TIP
53
7
HOH
HOH
213
D
TIP
56
7
HOH
HOH
214
D
TIP
63
7
HOH
HOH
215
D
TIP
66
7
HOH
HOH
216
D
TIP
69
7
HOH
HOH
217
D
TIP
73
7
HOH
HOH
218
D
TIP
74
7
HOH
HOH
219
D
TIP
77
7
HOH
HOH
220
D
TIP
80
7
HOH
HOH
221
D
TIP
88
7
HOH
HOH
222
D
TIP
89
7
HOH
HOH
223
D
TIP
98
7
HOH
HOH
224
D
TIP
99
7
HOH
HOH
225
D
TIP
103
7
HOH
HOH
226
D
TIP
108
7
HOH
HOH
227
D
TIP
117
7
HOH
HOH
228
D
TIP
127
7
HOH
HOH
229
D
TIP
150
7
HOH
HOH
230
D
TIP
155
7
HOH
HOH
231
D
TIP
157
7
HOH
HOH
232
D
TIP
161
7
HOH
HOH
233
D
TIP
173
7
HOH
HOH
234
D
TIP
178
7
HOH
HOH
235
D
TIP
193
7
HOH
HOH
236
D
TIP
197
7
HOH
HOH
237
D
TIP
200
7
HOH
HOH
238
D
TIP
201
7
HOH
HOH
239
D
TIP
203
7
HOH
HOH
240
D
TIP
205
7
HOH
HOH
241
D
TIP
207
7
HOH
HOH
242
D
TIP
210
7
HOH
HOH
243
D
TIP
213
7
HOH
HOH
244
D
TIP
219
7
HOH
HOH
245
D
TIP
222
7
HOH
HOH
246
D
TIP
226
7
HOH
HOH
247
D
TIP
260
7
HOH
HOH
248
D
TIP
270
7
HOH
HOH
249
D
TIP
283
7
HOH
HOH
250
D
TIP
293
7
HOH
HOH
251
D
TIP
295
7
HOH
HOH
252
D
TIP
306
7
HOH
HOH
253
D
TIP
309
7
HOH
HOH
254
D
TIP
313
7
HOH
HOH
255
D
TIP
315
7
HOH
HOH
256
D
TIP
319
7
HOH
HOH
257
D
TIP
323
7
HOH
HOH
258
D
TIP
329
7
HOH
HOH
259
D
TIP
335
7
HOH
HOH
260
D
TIP
342
7
HOH
HOH
261
D
TIP
343
7
HOH
HOH
262
D
TIP
347
7
HOH
HOH
263
D
GLY
27
n
1
GLY
27
A
SER
28
n
2
SER
28
A
ASN
29
n
3
ASN
29
A
ARG
30
n
4
ARG
30
A
ARG
31
n
5
ARG
31
A
LEU
32
n
6
LEU
32
A
GLN
33
n
7
GLN
33
A
GLN
34
n
8
GLN
34
A
THR
35
n
9
THR
35
A
GLN
36
n
10
GLN
36
A
ALA
37
n
11
ALA
37
A
GLN
38
n
12
GLN
38
A
VAL
39
n
13
VAL
39
A
ASP
40
n
14
ASP
40
A
GLU
41
n
15
GLU
41
A
VAL
42
n
16
VAL
42
A
VAL
43
n
17
VAL
43
A
ASP
44
n
18
ASP
44
A
ILE
45
n
19
ILE
45
A
MET
46
n
20
MET
46
A
ARG
47
n
21
ARG
47
A
VAL
48
n
22
VAL
48
A
ASN
49
n
23
ASN
49
A
VAL
50
n
24
VAL
50
A
ASP
51
n
25
ASP
51
A
LYS
52
n
26
LYS
52
A
VAL
53
n
27
VAL
53
A
LEU
54
n
28
LEU
54
A
GLU
55
n
29
GLU
55
A
ARG
56
n
30
ARG
56
A
ASP
57
n
31
ASP
57
A
GLN
58
n
32
GLN
58
A
LYS
59
n
33
LYS
59
A
LEU
60
n
34
LEU
60
A
SER
61
n
35
SER
61
A
GLU
62
n
36
GLU
62
A
LEU
63
n
37
LEU
63
A
ASP
64
n
38
ASP
64
A
ASP
65
n
39
ASP
65
A
ARG
66
n
40
ARG
66
A
ALA
67
n
41
ALA
67
A
ASP
68
n
42
ASP
68
A
ALA
69
n
43
ALA
69
A
LEU
70
n
44
LEU
70
A
GLN
71
n
45
GLN
71
A
ALA
72
n
46
ALA
72
A
GLY
73
n
47
GLY
73
A
ALA
74
n
48
ALA
74
A
SER
75
n
49
SER
75
A
GLN
76
n
50
GLN
76
A
PHE
77
n
51
PHE
77
A
GLU
78
n
52
GLU
78
A
THR
79
n
53
THR
79
A
SER
80
n
54
SER
80
A
ALA
81
n
55
ALA
81
A
ALA
82
n
56
ALA
82
A
LYS
83
n
57
LYS
83
A
LEU
84
n
58
LEU
84
A
LYS
85
n
59
LYS
85
A
ARG
86
n
60
ARG
86
A
LYS
87
n
61
LYS
87
A
TYR
88
n
62
TYR
88
A
TRP
89
n
63
TRP
89
A
GLY
189
n
1
GLY
189
B
SER
190
n
2
SER
190
B
ALA
191
n
3
ALA
191
B
LEU
192
n
4
LEU
192
B
SER
193
n
5
SER
193
B
GLU
194
n
6
GLU
194
B
ILE
195
n
7
ILE
195
B
GLU
196
n
8
GLU
196
B
THR
197
n
9
THR
197
B
ARG
198
n
10
ARG
198
B
HIS
199
n
11
HIS
199
B
SER
200
n
12
SER
200
B
GLU
201
n
13
GLU
201
B
ILE
202
n
14
ILE
202
B
ILE
203
n
15
ILE
203
B
LYS
204
n
16
LYS
204
B
LEU
205
n
17
LEU
205
B
GLU
206
n
18
GLU
206
B
ASN
207
n
19
ASN
207
B
SER
208
n
20
SER
208
B
ILE
209
n
21
ILE
209
B
ARG
210
n
22
ARG
210
B
GLU
211
n
23
GLU
211
B
LEU
212
n
24
LEU
212
B
HIS
213
n
25
HIS
213
B
ASP
214
n
26
ASP
214
B
MET
215
n
27
MET
215
B
PHE
216
n
28
PHE
216
B
MET
217
n
29
MET
217
B
ASP
218
n
30
ASP
218
B
MET
219
n
31
MET
219
B
ALA
220
n
32
ALA
220
B
MET
221
n
33
MET
221
B
LEU
222
n
34
LEU
222
B
VAL
223
n
35
VAL
223
B
GLU
224
n
36
GLU
224
B
SER
225
n
37
SER
225
B
GLN
226
n
38
GLN
226
B
GLY
227
n
39
GLY
227
B
GLU
228
n
40
GLU
228
B
MET
229
n
41
MET
229
B
ILE
230
n
42
ILE
230
B
ASP
231
n
43
ASP
231
B
ARG
232
n
44
ARG
232
B
ILE
233
n
45
ILE
233
B
GLU
234
n
46
GLU
234
B
TYR
235
n
47
TYR
235
B
ASN
236
n
48
ASN
236
B
VAL
237
n
49
VAL
237
B
GLU
238
n
50
GLU
238
B
HIS
239
n
51
HIS
239
B
ALA
240
n
52
ALA
240
B
VAL
241
n
53
VAL
241
B
ASP
242
n
54
ASP
242
B
TYR
243
n
55
TYR
243
B
VAL
244
n
56
VAL
244
B
GLU
245
n
57
GLU
245
B
ARG
246
n
58
ARG
246
B
ALA
247
n
59
ALA
247
B
VAL
248
n
60
VAL
248
B
SER
249
n
61
SER
249
B
ASP
250
n
62
ASP
250
B
THR
251
n
63
THR
251
B
LYS
252
n
64
LYS
252
B
LYS
253
n
65
LYS
253
B
ALA
254
n
66
ALA
254
B
VAL
255
n
67
VAL
255
B
LYS
256
n
68
LYS
256
B
GLY
5
n
1
GLY
5
C
SER
6
n
2
SER
6
C
MET
7
n
3
MET
7
C
ARG
8
n
4
ARG
8
C
ASN
9
n
5
ASN
9
C
GLU
10
n
6
GLU
10
C
LEU
11
n
7
LEU
11
C
GLU
12
n
8
GLU
12
C
GLU
13
n
9
GLU
13
C
MET
14
n
10
MET
14
C
GLN
15
n
11
GLN
15
C
ARG
16
n
12
ARG
16
C
ARG
17
n
13
ARG
17
C
ALA
18
n
14
ALA
18
C
ASP
19
n
15
ASP
19
C
GLN
20
n
16
GLN
20
C
LEU
21
n
17
LEU
21
C
ALA
22
n
18
ALA
22
C
ASP
23
n
19
ASP
23
C
GLU
24
n
20
GLU
24
C
SER
25
n
21
SER
25
C
LEU
26
n
22
LEU
26
C
GLU
27
n
23
GLU
27
C
SER
28
n
24
SER
28
C
THR
29
n
25
THR
29
C
ARG
30
n
26
ARG
30
C
ARG
31
n
27
ARG
31
C
MET
32
n
28
MET
32
C
LEU
33
n
29
LEU
33
C
GLN
34
n
30
GLN
34
C
LEU
35
n
31
LEU
35
C
VAL
36
n
32
VAL
36
C
GLU
37
n
33
GLU
37
C
GLU
38
n
34
GLU
38
C
SER
39
n
35
SER
39
C
LYS
40
n
36
LYS
40
C
ASP
41
n
37
ASP
41
C
ALA
42
n
38
ALA
42
C
GLY
43
n
39
GLY
43
C
ILE
44
n
40
ILE
44
C
ARG
45
n
41
ARG
45
C
THR
46
n
42
THR
46
C
LEU
47
n
43
LEU
47
C
VAL
48
n
44
VAL
48
C
MET
49
n
45
MET
49
C
LEU
50
n
46
LEU
50
C
ASP
51
n
47
ASP
51
C
GLU
52
n
48
GLU
52
C
GLN
53
n
49
GLN
53
C
GLY
54
n
50
GLY
54
C
GLU
55
n
51
GLU
55
C
GLN
56
n
52
GLN
56
C
LEU
57
n
53
LEU
57
C
ASP
58
n
54
ASP
58
C
ARG
59
n
55
ARG
59
C
VAL
60
n
56
VAL
60
C
GLU
61
n
57
GLU
61
C
GLU
62
n
58
GLU
62
C
GLY
63
n
59
GLY
63
C
MET
64
n
60
MET
64
C
ASN
65
n
61
ASN
65
C
HIS
66
n
62
HIS
66
C
ILE
67
n
63
ILE
67
C
ASN
68
n
64
ASN
68
C
GLN
69
n
65
GLN
69
C
ASP
70
n
66
ASP
70
C
MET
71
n
67
MET
71
C
LYS
72
n
68
LYS
72
C
GLU
73
n
69
GLU
73
C
ALA
74
n
70
ALA
74
C
GLU
75
n
71
GLU
75
C
LYS
76
n
72
LYS
76
C
ASN
77
n
73
ASN
77
C
LEU
78
n
74
LEU
78
C
LYS
79
n
75
LYS
79
C
ASP
80
n
76
ASP
80
C
LEU
81
n
77
LEU
81
C
GLY
82
n
78
GLY
82
C
LYS
83
n
79
LYS
83
C
GLY
139
n
1
GLY
139
D
SER
140
n
2
SER
140
D
ALA
141
n
3
ALA
141
D
ARG
142
n
4
ARG
142
D
GLU
143
n
5
GLU
143
D
ASN
144
n
6
ASN
144
D
GLU
145
n
7
GLU
145
D
MET
146
n
8
MET
146
D
ASP
147
n
9
ASP
147
D
GLU
148
n
10
GLU
148
D
ASN
149
n
11
ASN
149
D
LEU
150
n
12
LEU
150
D
GLU
151
n
13
GLU
151
D
GLN
152
n
14
GLN
152
D
VAL
153
n
15
VAL
153
D
SER
154
n
16
SER
154
D
GLY
155
n
17
GLY
155
D
ILE
156
n
18
ILE
156
D
ILE
157
n
19
ILE
157
D
GLY
158
n
20
GLY
158
D
ASN
159
n
21
ASN
159
D
LEU
160
n
22
LEU
160
D
ARG
161
n
23
ARG
161
D
HIS
162
n
24
HIS
162
D
MET
163
n
25
MET
163
D
ALA
164
n
26
ALA
164
D
LEU
165
n
27
LEU
165
D
ASP
166
n
28
ASP
166
D
MET
167
n
29
MET
167
D
GLY
168
n
30
GLY
168
D
ASN
169
n
31
ASN
169
D
GLU
170
n
32
GLU
170
D
ILE
171
n
33
ILE
171
D
ASP
172
n
34
ASP
172
D
THR
173
n
35
THR
173
D
GLN
174
n
36
GLN
174
D
ASN
175
n
37
ASN
175
D
ARG
176
n
38
ARG
176
D
GLN
177
n
39
GLN
177
D
ILE
178
n
40
ILE
178
D
ASP
179
n
41
ASP
179
D
ARG
180
n
42
ARG
180
D
ILE
181
n
43
ILE
181
D
MET
182
n
44
MET
182
D
GLU
183
n
45
GLU
183
D
LYS
184
n
46
LYS
184
D
ALA
185
n
47
ALA
185
D
ASP
186
n
48
ASP
186
D
SER
187
n
49
SER
187
D
ASN
188
n
50
ASN
188
D
LYS
189
n
51
LYS
189
D
THR
190
n
52
THR
190
D
ARG
191
n
53
ARG
191
D
ILE
192
n
54
ILE
192
D
ASP
193
n
55
ASP
193
D
GLU
194
n
56
GLU
194
D
ALA
195
n
57
ALA
195
D
ASN
196
n
58
ASN
196
D
GLN
197
n
59
GLN
197
D
ARG
198
n
60
ARG
198
D
ALA
199
n
61
ALA
199
D
THR
200
n
62
THR
200
D
LYS
201
n
63
LYS
201
D
MET
202
n
64
MET
202
D
LEU
203
n
65
LEU
203
D
GLY
204
n
66
GLY
204
D
author_and_software_defined_assembly
PISA
4
tetrameric
12500
-140
15120
A
TYR
88
A
O
TYR
62
1_555
A
CA
501
E
CA
CA
1_555
A
HOH
527
J
O
HOH
1_555
92.8
A
TYR
88
A
O
TYR
62
1_555
A
CA
501
E
CA
CA
1_555
A
HOH
554
J
O
HOH
1_555
91.8
A
HOH
527
J
O
HOH
1_555
A
CA
501
E
CA
CA
1_555
A
HOH
554
J
O
HOH
1_555
91.2
A
TYR
88
A
O
TYR
62
1_555
A
CA
501
E
CA
CA
1_555
B
LYS
256
B
O
LYS
68
1_555
92.6
A
HOH
527
J
O
HOH
1_555
A
CA
501
E
CA
CA
1_555
B
LYS
256
B
O
LYS
68
1_555
169.9
A
HOH
554
J
O
HOH
1_555
A
CA
501
E
CA
CA
1_555
B
LYS
256
B
O
LYS
68
1_555
80.1
A
TYR
88
A
O
TYR
62
1_555
A
CA
501
E
CA
CA
1_555
B
HOH
285
K
O
HOH
1_555
91.1
A
HOH
527
J
O
HOH
1_555
A
CA
501
E
CA
CA
1_555
B
HOH
285
K
O
HOH
1_555
98.6
A
HOH
554
J
O
HOH
1_555
A
CA
501
E
CA
CA
1_555
B
HOH
285
K
O
HOH
1_555
169.6
B
LYS
256
B
O
LYS
68
1_555
A
CA
501
E
CA
CA
1_555
B
HOH
285
K
O
HOH
1_555
89.9
A
TYR
88
A
O
TYR
62
1_555
A
CA
501
E
CA
CA
1_555
C
GLN
20
C
OE1
GLN
16
2_674
172.6
A
HOH
527
J
O
HOH
1_555
A
CA
501
E
CA
CA
1_555
C
GLN
20
C
OE1
GLN
16
2_674
94.2
A
HOH
554
J
O
HOH
1_555
A
CA
501
E
CA
CA
1_555
C
GLN
20
C
OE1
GLN
16
2_674
90.5
B
LYS
256
B
O
LYS
68
1_555
A
CA
501
E
CA
CA
1_555
C
GLN
20
C
OE1
GLN
16
2_674
80.9
B
HOH
285
K
O
HOH
1_555
A
CA
501
E
CA
CA
1_555
C
GLN
20
C
OE1
GLN
16
2_674
85.4
C
GLU
27
C
OE2
GLU
23
1_555
C
CA
502
G
CA
CA
1_555
C
ASP
80
C
O
ASP
76
2_675
140.0
C
GLU
27
C
OE2
GLU
23
1_555
C
CA
502
G
CA
CA
1_555
C
ASP
80
C
OD1
ASP
76
2_675
72.5
C
ASP
80
C
O
ASP
76
2_675
C
CA
502
G
CA
CA
1_555
C
ASP
80
C
OD1
ASP
76
2_675
73.6
C
GLU
27
C
OE2
GLU
23
1_555
C
CA
502
G
CA
CA
1_555
C
LYS
83
C
O
LYS
79
2_675
149.5
C
ASP
80
C
O
ASP
76
2_675
C
CA
502
G
CA
CA
1_555
C
LYS
83
C
O
LYS
79
2_675
70.5
C
ASP
80
C
OD1
ASP
76
2_675
C
CA
502
G
CA
CA
1_555
C
LYS
83
C
O
LYS
79
2_675
132.4
C
GLU
27
C
OE2
GLU
23
1_555
C
CA
502
G
CA
CA
1_555
C
HOH
504
L
O
HOH
1_555
80.7
C
ASP
80
C
O
ASP
76
2_675
C
CA
502
G
CA
CA
1_555
C
HOH
504
L
O
HOH
1_555
79.8
C
ASP
80
C
OD1
ASP
76
2_675
C
CA
502
G
CA
CA
1_555
C
HOH
504
L
O
HOH
1_555
92.1
C
LYS
83
C
O
LYS
79
2_675
C
CA
502
G
CA
CA
1_555
C
HOH
504
L
O
HOH
1_555
110.9
C
GLU
27
C
OE2
GLU
23
1_555
C
CA
502
G
CA
CA
1_555
C
HOH
553
L
O
HOH
1_555
82.5
C
ASP
80
C
O
ASP
76
2_675
C
CA
502
G
CA
CA
1_555
C
HOH
553
L
O
HOH
1_555
126.8
C
ASP
80
C
OD1
ASP
76
2_675
C
CA
502
G
CA
CA
1_555
C
HOH
553
L
O
HOH
1_555
154.6
C
LYS
83
C
O
LYS
79
2_675
C
CA
502
G
CA
CA
1_555
C
HOH
553
L
O
HOH
1_555
72.8
C
HOH
504
L
O
HOH
1_555
C
CA
502
G
CA
CA
1_555
C
HOH
553
L
O
HOH
1_555
78.9
C
GLU
27
C
OE2
GLU
23
1_555
C
CA
502
G
CA
CA
1_555
C
HOH
554
L
O
HOH
1_555
81.6
C
ASP
80
C
O
ASP
76
2_675
C
CA
502
G
CA
CA
1_555
C
HOH
554
L
O
HOH
1_555
111.5
C
ASP
80
C
OD1
ASP
76
2_675
C
CA
502
G
CA
CA
1_555
C
HOH
554
L
O
HOH
1_555
78.3
C
LYS
83
C
O
LYS
79
2_675
C
CA
502
G
CA
CA
1_555
C
HOH
554
L
O
HOH
1_555
86.8
C
HOH
504
L
O
HOH
1_555
C
CA
502
G
CA
CA
1_555
C
HOH
554
L
O
HOH
1_555
161.8
C
HOH
553
L
O
HOH
1_555
C
CA
502
G
CA
CA
1_555
C
HOH
554
L
O
HOH
1_555
103.3
C
GLU
27
C
OE1
GLU
23
1_555
C
CA
503
H
CA
CA
1_555
C
GLU
27
C
OE2
GLU
23
1_555
52.1
C
GLU
27
C
OE1
GLU
23
1_555
C
CA
503
H
CA
CA
1_555
C
ASP
80
C
OD1
ASP
76
2_675
114.8
C
GLU
27
C
OE2
GLU
23
1_555
C
CA
503
H
CA
CA
1_555
C
ASP
80
C
OD1
ASP
76
2_675
66.1
C
GLU
27
C
OE1
GLU
23
1_555
C
CA
503
H
CA
CA
1_555
C
ASP
80
C
OD2
ASP
76
2_675
155.2
C
GLU
27
C
OE2
GLU
23
1_555
C
CA
503
H
CA
CA
1_555
C
ASP
80
C
OD2
ASP
76
2_675
117.9
C
ASP
80
C
OD1
ASP
76
2_675
C
CA
503
H
CA
CA
1_555
C
ASP
80
C
OD2
ASP
76
2_675
52.0
C
GLU
27
C
OE1
GLU
23
1_555
C
CA
503
H
CA
CA
1_555
C
HOH
517
L
O
HOH
1_555
117.9
C
GLU
27
C
OE2
GLU
23
1_555
C
CA
503
H
CA
CA
1_555
C
HOH
517
L
O
HOH
1_555
85.4
C
ASP
80
C
OD1
ASP
76
2_675
C
CA
503
H
CA
CA
1_555
C
HOH
517
L
O
HOH
1_555
71.0
C
ASP
80
C
OD2
ASP
76
2_675
C
CA
503
H
CA
CA
1_555
C
HOH
517
L
O
HOH
1_555
80.0
C
GLU
27
C
OE1
GLU
23
1_555
C
CA
503
H
CA
CA
1_555
C
HOH
531
L
O
HOH
1_555
116.8
C
GLU
27
C
OE2
GLU
23
1_555
C
CA
503
H
CA
CA
1_555
C
HOH
531
L
O
HOH
1_555
158.0
C
ASP
80
C
OD1
ASP
76
2_675
C
CA
503
H
CA
CA
1_555
C
HOH
531
L
O
HOH
1_555
128.4
C
ASP
80
C
OD2
ASP
76
2_675
C
CA
503
H
CA
CA
1_555
C
HOH
531
L
O
HOH
1_555
79.8
C
HOH
517
L
O
HOH
1_555
C
CA
503
H
CA
CA
1_555
C
HOH
531
L
O
HOH
1_555
85.1
C
GLU
27
C
OE1
GLU
23
1_555
C
CA
503
H
CA
CA
1_555
C
HOH
544
L
O
HOH
1_555
76.4
C
GLU
27
C
OE2
GLU
23
1_555
C
CA
503
H
CA
CA
1_555
C
HOH
544
L
O
HOH
1_555
74.4
C
ASP
80
C
OD1
ASP
76
2_675
C
CA
503
H
CA
CA
1_555
C
HOH
544
L
O
HOH
1_555
68.4
C
ASP
80
C
OD2
ASP
76
2_675
C
CA
503
H
CA
CA
1_555
C
HOH
544
L
O
HOH
1_555
78.9
C
HOH
517
L
O
HOH
1_555
C
CA
503
H
CA
CA
1_555
C
HOH
544
L
O
HOH
1_555
139.1
C
HOH
531
L
O
HOH
1_555
C
CA
503
H
CA
CA
1_555
C
HOH
544
L
O
HOH
1_555
124.6
C
GLU
27
C
OE1
GLU
23
1_555
C
CA
503
H
CA
CA
1_555
C
HOH
567
L
O
HOH
1_555
65.4
C
GLU
27
C
OE2
GLU
23
1_555
C
CA
503
H
CA
CA
1_555
C
HOH
567
L
O
HOH
1_555
91.6
C
ASP
80
C
OD1
ASP
76
2_675
C
CA
503
H
CA
CA
1_555
C
HOH
567
L
O
HOH
1_555
140.1
C
ASP
80
C
OD2
ASP
76
2_675
C
CA
503
H
CA
CA
1_555
C
HOH
567
L
O
HOH
1_555
139.2
C
HOH
517
L
O
HOH
1_555
C
CA
503
H
CA
CA
1_555
C
HOH
567
L
O
HOH
1_555
74.7
C
HOH
531
L
O
HOH
1_555
C
CA
503
H
CA
CA
1_555
C
HOH
567
L
O
HOH
1_555
66.7
C
HOH
544
L
O
HOH
1_555
C
CA
503
H
CA
CA
1_555
C
HOH
567
L
O
HOH
1_555
139.4
1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
1_555
x,y,z
identity operation
0.0000000000
0.0000000000
0.0000000000
1
A
SER
28
-99.50
-73.63
1
B
SER
190
57.80
90.22
PROTEIN_REP.PARAM
PROTEIN.TOP
ION.PARAM
WATER.TOP
WATER_REP.PARAM
ION.TOP
MPD.PARAM
MPD.TOP
27.8
-5.40
0.00
0.00
9.14
0.00
-3.73
0.224
0.003
0.198
0.201
0.201
1.45
34.13
4783
49616
48509
9.9
97.6
RANDOM
1
RESTRAINED
THROUGHOUT
0.0
MOLECULAR REPLACEMENT
PDB ENTRY 1SFC
FLAT MODEL
50.2806
0.407671
0.19
0.17
5.00
0.19
0.20
1.45
34.13
338
2547
3
0
2206
0.006
1.0
14.3
0.72
2.01
1.50
2.71
2.00
4.74
2.00
7.25
2.50
0.321
0.012
0.306
1.54
699
6599
7298
6
9.6
89.6
20.5
1.45
34.14
1N7S
49616
48574
0.0
0.0
0.69
0.69
1
20.4
5.0
97.8
0.439
1.45
1.50
3.5
4310
0.439
5.0
88.4
data collection
HKL-2000
data scaling
SCALEPACK
refinement
CNS
1.1
data reduction
HKL-2000
phasing
CNS
1.1
High Resolution Structure of a Truncated Neuronal SNARE Complex
1
N
N
2
N
N
3
N
N
4
N
N
5
N
N
6
N
N
5
N
N
5
N
N
6
N
N
7
N
N
7
N
N
7
N
N
7
N
N
A
SER
28
A
SER
2
HELX_P
A
TRP
89
A
TRP
63
1
1
62
B
ALA
191
B
ALA
3
HELX_P
B
VAL
255
B
VAL
67
1
2
65
C
SER
6
C
SER
2
HELX_P
C
LYS
83
C
LYS
79
1
3
78
D
ALA
141
D
ALA
3
HELX_P
D
MET
202
D
MET
64
1
4
62
metalc
2.188
A
TYR
88
A
O
TYR
62
1_555
A
CA
501
E
CA
CA
1_555
metalc
2.364
A
CA
501
E
CA
CA
1_555
A
HOH
527
J
O
HOH
1_555
metalc
2.322
A
CA
501
E
CA
CA
1_555
A
HOH
554
J
O
HOH
1_555
metalc
2.414
A
CA
501
E
CA
CA
1_555
B
LYS
256
B
O
LYS
68
1_555
metalc
2.339
A
CA
501
E
CA
CA
1_555
B
HOH
285
K
O
HOH
1_555
metalc
2.277
A
CA
501
E
CA
CA
1_555
C
GLN
20
C
OE1
GLN
16
2_674
metalc
2.314
C
GLU
27
C
OE2
GLU
23
1_555
C
CA
502
G
CA
CA
1_555
metalc
2.502
C
GLU
27
C
OE1
GLU
23
1_555
C
CA
503
H
CA
CA
1_555
metalc
2.470
C
GLU
27
C
OE2
GLU
23
1_555
C
CA
503
H
CA
CA
1_555
metalc
2.289
C
ASP
80
C
O
ASP
76
2_675
C
CA
502
G
CA
CA
1_555
metalc
2.304
C
ASP
80
C
OD1
ASP
76
2_675
C
CA
502
G
CA
CA
1_555
metalc
2.537
C
ASP
80
C
OD1
ASP
76
2_675
C
CA
503
H
CA
CA
1_555
metalc
2.438
C
ASP
80
C
OD2
ASP
76
2_675
C
CA
503
H
CA
CA
1_555
metalc
2.304
C
LYS
83
C
O
LYS
79
2_675
C
CA
502
G
CA
CA
1_555
metalc
2.377
C
CA
502
G
CA
CA
1_555
C
HOH
504
L
O
HOH
1_555
metalc
2.388
C
CA
502
G
CA
CA
1_555
C
HOH
553
L
O
HOH
1_555
metalc
2.490
C
CA
502
G
CA
CA
1_555
C
HOH
554
L
O
HOH
1_555
metalc
2.633
C
CA
503
H
CA
CA
1_555
C
HOH
517
L
O
HOH
1_555
metalc
2.353
C
CA
503
H
CA
CA
1_555
C
HOH
531
L
O
HOH
1_555
metalc
3.177
C
CA
503
H
CA
CA
1_555
C
HOH
544
L
O
HOH
1_555
metalc
2.459
C
CA
503
H
CA
CA
1_555
C
HOH
567
L
O
HOH
1_555
TRANSPORT PROTEIN
neuronal SNARE protein complex, four helix bundle, Transport protein
VAMP2_RAT
UNP
1
28
P63045
SNRRLQQTQAQVDEVVDIMRVNVDKVLERDQKLSELDDRADALQAGASQFETSAAKLKRKYWWKNLKMM
STX1A_RAT
UNP
2
191
P32851
ALSEIETRHSEIIKLENSIRELHDMFMDMAMLVESQGEMIDRIEYNVEHAVDYVERAVSDTKKAVK
SNP25_RAT
UNP
3
7
P60881
MRNELEEMQRRADQLADESLESTRRMLQLVEESKDAGIRTLVMLDEQGEQLDRVEEGMNHINQDMKEAEKNLKDLGK
SNP25_RAT
UNP
4
141
P60881
ARENEMDENLEQVSGIIGNLRHMALDMGNEIDTQNRQIDRIMEKADSNKTRIDEANQRATKMLG
28
89
1N7S
27
88
P63045
A
1
1
62
191
256
1N7S
191
256
P32851
B
2
3
68
7
83
1N7S
7
83
P60881
C
3
3
79
141
204
1N7S
141
204
P60881
D
4
3
66
1
cloning artifact
GLY
27
1N7S
A
P63045
UNP
1
2
cloning artifact
GLY
189
1N7S
B
P32851
UNP
1
2
cloning artifact
SER
190
1N7S
B
P32851
UNP
2
3
cloning artifact
GLY
5
1N7S
C
P60881
UNP
1
3
cloning artifact
SER
6
1N7S
C
P60881
UNP
2
4
cloning artifact
GLY
139
1N7S
D
P60881
UNP
1
4
cloning artifact
SER
140
1N7S
D
P60881
UNP
2
BINDING SITE FOR RESIDUE CA A 501
A
CA
501
Software
6
BINDING SITE FOR RESIDUE CA C 502
C
CA
502
Software
6
BINDING SITE FOR RESIDUE CA C 503
C
CA
503
Software
5
BINDING SITE FOR RESIDUE MPD C 401
C
MPD
401
Software
7
BINDING SITE FOR RESIDUE MPD A 402
A
MPD
402
Software
4
A
TYR
88
A
TYR
62
6
1_555
A
HOH
527
J
HOH
6
1_555
A
HOH
554
J
HOH
6
1_555
B
LYS
256
B
LYS
68
6
1_555
B
HOH
285
K
HOH
6
1_555
C
GLN
20
C
GLN
16
6
2_674
C
GLU
27
C
GLU
23
6
1_555
C
ASP
80
C
ASP
76
6
2_675
C
LYS
83
C
LYS
79
6
2_675
C
HOH
504
L
HOH
6
1_555
C
HOH
553
L
HOH
6
1_555
C
HOH
554
L
HOH
6
1_555
C
GLU
27
C
GLU
23
5
1_555
C
ASP
80
C
ASP
76
5
2_675
C
HOH
517
L
HOH
5
1_555
C
HOH
531
L
HOH
5
1_555
C
HOH
567
L
HOH
5
1_555
A
TYR
88
A
TYR
62
7
1_555
B
HOH
285
K
HOH
7
1_555
C
ASP
19
C
ASP
15
7
2_674
C
ASP
23
C
ASP
19
7
2_674
C
LEU
81
C
LEU
77
7
1_555
C
HOH
504
L
HOH
7
2_674
C
HOH
539
L
HOH
7
2_674
A
TRP
89
A
TRP
63
4
1_555
B
ASP
231
B
ASP
43
4
4_575
B
TYR
235
B
TYR
47
4
4_575
C
HOH
528
L
HOH
4
2_674
19
P 21 21 21