0.022883
0.000000
0.000000
0.000000
0.022883
0.000000
0.000000
0.000000
0.003565
0.00000
0.00000
0.00000
Chi, Y.-I.
Bohach, G.A.
Stauffacher, C.V.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
8
90.00
90.00
90.00
43.700
43.700
280.500
C3 H7 N O2
89.093
y
ALANINE
L-peptide linking
C6 H15 N4 O2 1
175.209
y
ARGININE
L-peptide linking
C4 H8 N2 O3
132.118
y
ASPARAGINE
L-peptide linking
C4 H7 N O4
133.103
y
ASPARTIC ACID
L-peptide linking
C3 H7 N O2 S
121.158
y
CYSTEINE
L-peptide linking
C5 H10 N2 O3
146.144
y
GLUTAMINE
L-peptide linking
C5 H9 N O4
147.129
y
GLUTAMIC ACID
L-peptide linking
C2 H5 N O2
75.067
y
GLYCINE
peptide linking
C6 H10 N3 O2 1
156.162
y
HISTIDINE
L-peptide linking
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
N
N
75
R
C
N
76
N
C
N
77
N
O
N
78
N
C
N
79
N
S
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
N
N
89
S
C
N
90
N
C
N
91
N
O
N
92
N
C
N
93
N
C
N
94
N
C
N
95
N
O
N
96
N
N
N
97
N
O
N
98
N
H
N
99
N
H
N
100
N
H
N
101
N
H
N
102
N
H
N
103
N
H
N
104
N
H
N
105
N
H
N
106
N
H
N
107
N
H
N
108
N
N
N
109
S
C
N
110
N
C
N
111
N
O
N
112
N
C
N
113
N
C
N
114
N
C
N
115
N
O
N
116
N
O
N
117
N
O
N
118
N
H
N
119
N
H
N
120
N
H
N
121
N
H
N
122
N
H
N
123
N
H
N
124
N
H
N
125
N
H
N
126
N
H
N
127
N
N
N
128
N
C
N
129
N
C
N
130
N
O
N
131
N
O
N
132
N
H
N
133
N
H
N
134
N
H
N
135
N
H
N
136
N
H
N
137
N
N
N
138
S
C
N
139
N
C
N
140
N
O
N
141
N
C
Y
142
N
C
Y
143
N
N
Y
144
N
C
Y
145
N
C
Y
146
N
N
N
147
N
O
N
148
N
H
N
149
N
H
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
O
N
159
N
H
N
160
N
H
N
161
N
N
N
162
S
C
N
163
N
C
N
164
N
O
N
165
S
C
N
166
N
C
N
167
N
C
N
168
N
C
N
169
N
O
N
170
N
H
N
171
N
H
N
172
N
H
N
173
N
H
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
N
N
184
S
C
N
185
N
C
N
186
N
O
N
187
N
C
N
188
N
C
N
189
N
C
N
190
N
C
N
191
N
O
N
192
N
H
N
193
N
H
N
194
N
H
N
195
N
H
N
196
N
H
N
197
N
H
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
N
N
206
S
C
N
207
N
C
N
208
N
O
N
209
N
C
N
210
N
C
N
211
N
C
N
212
N
C
N
213
N
N
N
214
N
O
N
215
N
H
N
216
N
H
N
217
N
H
N
218
N
H
N
219
N
H
N
220
N
H
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
N
N
231
S
C
N
232
N
C
N
233
N
O
N
234
N
C
N
235
N
C
N
236
N
S
N
237
N
C
N
238
N
O
N
239
N
H
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
H
N
250
N
N
N
251
S
C
N
252
N
C
N
253
N
O
N
254
N
C
Y
255
N
C
Y
256
N
C
Y
257
N
C
Y
258
N
C
Y
259
N
C
Y
260
N
C
N
261
N
O
N
262
N
H
N
263
N
H
N
264
N
H
N
265
N
H
N
266
N
H
N
267
N
H
N
268
N
H
N
269
N
H
N
270
N
H
N
271
N
H
N
272
N
H
N
273
N
N
N
274
S
C
N
275
N
C
N
276
N
O
N
277
N
C
N
278
N
C
N
279
N
C
N
280
N
O
N
281
N
H
N
282
N
H
N
283
N
H
N
284
N
H
N
285
N
H
N
286
N
H
N
287
N
H
N
288
N
H
N
289
N
H
N
290
N
N
N
291
S
C
N
292
N
C
N
293
N
O
N
294
N
C
N
295
N
O
N
296
N
O
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
R
C
N
309
N
O
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
N
N
322
S
C
N
323
N
C
N
324
N
O
N
325
N
C
Y
326
N
C
Y
327
N
C
Y
328
N
C
Y
329
N
N
Y
330
N
C
Y
331
N
C
Y
332
N
C
Y
333
N
C
Y
334
N
C
N
335
N
O
N
336
N
H
N
337
N
H
N
338
N
H
N
339
N
H
N
340
N
H
N
341
N
H
N
342
N
H
N
343
N
H
N
344
N
H
N
345
N
H
N
346
N
H
N
347
N
H
N
348
N
N
N
349
S
C
N
350
N
C
N
351
N
O
N
352
N
C
Y
353
N
C
Y
354
N
C
Y
355
N
C
Y
356
N
C
Y
357
N
C
Y
358
N
C
N
359
N
O
N
360
N
O
N
361
N
H
N
362
N
H
N
363
N
H
N
364
N
H
N
365
N
H
N
366
N
H
N
367
N
H
N
368
N
H
N
369
N
H
N
370
N
H
N
371
N
H
N
372
N
N
N
373
S
C
N
374
N
C
N
375
N
O
N
376
N
C
N
377
N
C
N
378
N
C
N
379
N
O
N
380
N
H
N
381
N
H
N
382
N
H
N
383
N
H
N
384
N
H
N
385
N
H
N
386
N
H
N
387
N
H
N
388
N
H
N
389
N
H
N
390
N
H
N
391
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
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
sing
N
85
N
sing
N
86
N
sing
N
87
N
sing
N
88
N
sing
N
89
N
doub
N
90
N
sing
N
91
N
sing
N
92
N
sing
N
93
N
sing
N
94
N
sing
N
95
N
sing
N
96
N
sing
N
97
N
doub
N
98
N
sing
N
99
N
sing
N
100
N
sing
N
101
N
sing
N
102
N
sing
N
103
N
sing
N
104
N
sing
N
105
N
sing
N
106
N
sing
N
107
N
sing
N
108
N
doub
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
doub
N
117
N
sing
N
118
N
sing
N
119
N
sing
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
doub
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
doub
N
136
N
sing
N
137
N
sing
N
138
N
sing
N
139
N
sing
Y
140
N
sing
Y
141
N
doub
Y
142
N
doub
N
143
N
sing
Y
144
N
sing
N
145
N
sing
Y
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
doub
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
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
doub
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
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
doub
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
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
doub
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
doub
N
244
N
sing
N
245
N
sing
N
246
N
sing
N
247
N
sing
Y
248
N
doub
Y
249
N
sing
Y
250
N
sing
N
251
N
sing
Y
252
N
doub
N
253
N
sing
Y
254
N
doub
N
255
N
sing
Y
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
doub
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
sing
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
doub
N
284
N
sing
N
285
N
sing
N
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
doub
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
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
doub
N
313
N
sing
N
314
N
sing
N
315
N
sing
N
316
N
sing
Y
317
N
doub
Y
318
N
sing
Y
319
N
sing
N
320
N
sing
Y
321
N
doub
Y
322
N
sing
Y
323
N
sing
N
324
N
sing
Y
325
N
sing
Y
326
N
doub
N
327
N
sing
Y
328
N
doub
N
329
N
sing
Y
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
doub
N
341
N
sing
N
342
N
sing
N
343
N
sing
N
344
N
sing
Y
345
N
doub
Y
346
N
sing
Y
347
N
sing
N
348
N
sing
Y
349
N
doub
N
350
N
sing
Y
351
N
doub
N
352
N
sing
Y
353
N
sing
N
354
N
sing
N
355
N
sing
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
doub
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
sing
N
372
N
sing
N
373
N
sing
N
374
N
sing
N
375
N
sing
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
277
22839
22846
10.1074/jbc.M201932200
11934896
Zinc-mediated dimerization and its effect on activity and conformation of staphylococcal enterotoxin type C.
2002
10.2210/pdb1ck1/pdb
pdb_00001ck1
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
275
1
MIRRORS
AREA DETECTOR
1993-04
SIEMENS
NI FILTER
SINGLE WAVELENGTH
M
x-ray
1
1.5418
1.0
1.5418
ROTATING ANODE
ELLIOTT GX-20
27664.021
PROTEIN (ENTEROTOXIN TYPE C-3)
1
nat
polymer
65.409
ZINC ION
1
syn
non-polymer
18.015
water
83
nat
water
no
no
ESQPDPMPDDLHKSSEFTGTMGNMKYLYDDHYVSATKVKSVDKFLAHDLIYNINDKKLNNYDKVKTELLNEDLANKYKDE
VVDVYGSNYYVNCYFSSKDNVGKVTSGKTCMYGGITKHEGNHFDNGNLQNVLIRVYENKRNTISFEVQTDKKSVTAQELD
IKARNFLINKKNLYEFNSSPYETGYIKFIESNGNTFWYDMMPAPGDKFDQSKYLMIYKDNKMVDSKSVKIEVHLTTKNG
ESQPDPMPDDLHKSSEFTGTMGNMKYLYDDHYVSATKVKSVDKFLAHDLIYNINDKKLNNYDKVKTELLNEDLANKYKDE
VVDVYGSNYYVNCYFSSKDNVGKVTSGKTCMYGGITKHEGNHFDNGNLQNVLIRVYENKRNTISFEVQTDKKSVTAQELD
IKARNFLINKKNLYEFNSSPYETGYIKFIESNGNTFWYDMMPAPGDKFDQSKYLMIYKDNKMVDSKSVKIEVHLTTKNG
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
Staphylococcus
sample
1280
Staphylococcus aureus
GROWING MEDIA
FRI-909
1
2.43
49
VAPOR DIFFUSION, HANGING DROP
7.4
100MM PHOSPHATE (PH7.4) 2.4M AMMONIUM SULFATE 1.25% PEG400, VAPOR DIFFUSION, HANGING DROP
chem_comp_atom
chem_comp_bond
database_2
pdbx_struct_conn_angle
struct_conn
struct_site
pdbx_initial_refinement_model
repository
Initial release
Version format compliance
Version format compliance
Data collection
Database references
Derived calculations
Refinement description
1
0
2002-07-10
1
1
2007-10-16
1
2
2011-07-13
1
3
2023-12-27
1
4
2024-04-03
_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_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_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_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
BNL
Y
RCSB
1999-04-26
REL
REL
ZN
ZINC ION
HOH
water
SEC3 ISOFORM PURIFIED FROM STRAIN FRI209. THE SEQUENCE OF
THIS PROTIEN IS NOT AVAILABLE IN SEQUENCE DATABASE
MIRAS-SOLVED IDENTICAL STRUCTURE IN A DIFFERENT CRYSTAL SETTING
Other
experimental model
ZN
300
2
ZN
ZN
300
A
HOH
301
3
HOH
HOH
301
A
HOH
302
3
HOH
HOH
302
A
HOH
303
3
HOH
HOH
303
A
HOH
304
3
HOH
HOH
304
A
HOH
305
3
HOH
HOH
305
A
HOH
306
3
HOH
HOH
306
A
HOH
307
3
HOH
HOH
307
A
HOH
308
3
HOH
HOH
308
A
HOH
309
3
HOH
HOH
309
A
HOH
310
3
HOH
HOH
310
A
HOH
311
3
HOH
HOH
311
A
HOH
312
3
HOH
HOH
312
A
HOH
313
3
HOH
HOH
313
A
HOH
314
3
HOH
HOH
314
A
HOH
315
3
HOH
HOH
315
A
HOH
316
3
HOH
HOH
316
A
HOH
317
3
HOH
HOH
317
A
HOH
318
3
HOH
HOH
318
A
HOH
319
3
HOH
HOH
319
A
HOH
320
3
HOH
HOH
320
A
HOH
321
3
HOH
HOH
321
A
HOH
322
3
HOH
HOH
322
A
HOH
323
3
HOH
HOH
323
A
HOH
324
3
HOH
HOH
324
A
HOH
325
3
HOH
HOH
325
A
HOH
326
3
HOH
HOH
326
A
HOH
327
3
HOH
HOH
327
A
HOH
328
3
HOH
HOH
328
A
HOH
329
3
HOH
HOH
329
A
HOH
330
3
HOH
HOH
330
A
HOH
331
3
HOH
HOH
331
A
HOH
332
3
HOH
HOH
332
A
HOH
333
3
HOH
HOH
333
A
HOH
334
3
HOH
HOH
334
A
HOH
335
3
HOH
HOH
335
A
HOH
336
3
HOH
HOH
336
A
HOH
337
3
HOH
HOH
337
A
HOH
338
3
HOH
HOH
338
A
HOH
339
3
HOH
HOH
339
A
HOH
340
3
HOH
HOH
340
A
HOH
341
3
HOH
HOH
341
A
HOH
342
3
HOH
HOH
342
A
HOH
343
3
HOH
HOH
343
A
HOH
344
3
HOH
HOH
344
A
HOH
345
3
HOH
HOH
345
A
HOH
346
3
HOH
HOH
346
A
HOH
347
3
HOH
HOH
347
A
HOH
348
3
HOH
HOH
348
A
HOH
349
3
HOH
HOH
349
A
HOH
350
3
HOH
HOH
350
A
HOH
351
3
HOH
HOH
351
A
HOH
352
3
HOH
HOH
352
A
HOH
353
3
HOH
HOH
353
A
HOH
354
3
HOH
HOH
354
A
HOH
355
3
HOH
HOH
355
A
HOH
356
3
HOH
HOH
356
A
HOH
357
3
HOH
HOH
357
A
HOH
358
3
HOH
HOH
358
A
HOH
359
3
HOH
HOH
359
A
HOH
360
3
HOH
HOH
360
A
HOH
361
3
HOH
HOH
361
A
HOH
362
3
HOH
HOH
362
A
HOH
363
3
HOH
HOH
363
A
HOH
364
3
HOH
HOH
364
A
HOH
365
3
HOH
HOH
365
A
HOH
366
3
HOH
HOH
366
A
HOH
367
3
HOH
HOH
367
A
HOH
368
3
HOH
HOH
368
A
HOH
369
3
HOH
HOH
369
A
HOH
370
3
HOH
HOH
370
A
HOH
371
3
HOH
HOH
371
A
HOH
372
3
HOH
HOH
372
A
HOH
373
3
HOH
HOH
373
A
HOH
374
3
HOH
HOH
374
A
HOH
375
3
HOH
HOH
375
A
HOH
376
3
HOH
HOH
376
A
HOH
377
3
HOH
HOH
377
A
HOH
378
3
HOH
HOH
378
A
HOH
379
3
HOH
HOH
379
A
HOH
380
3
HOH
HOH
380
A
HOH
381
3
HOH
HOH
381
A
HOH
382
3
HOH
HOH
382
A
HOH
383
3
HOH
HOH
383
A
GLU
1
n
1
GLU
1
A
SER
2
n
2
SER
2
A
GLN
3
n
3
GLN
3
A
PRO
4
n
4
PRO
4
A
ASP
5
n
5
ASP
5
A
PRO
6
n
6
PRO
6
A
MET
7
n
7
MET
7
A
PRO
8
n
8
PRO
8
A
ASP
9
n
9
ASP
9
A
ASP
10
n
10
ASP
10
A
LEU
11
n
11
LEU
11
A
HIS
12
n
12
HIS
12
A
LYS
13
n
13
LYS
13
A
SER
14
n
14
SER
14
A
SER
15
n
15
SER
15
A
GLU
16
n
16
GLU
16
A
PHE
17
n
17
PHE
17
A
THR
18
n
18
THR
18
A
GLY
19
n
19
GLY
19
A
THR
20
n
20
THR
20
A
MET
21
n
21
MET
21
A
GLY
22
n
22
GLY
22
A
ASN
23
n
23
ASN
23
A
MET
24
n
24
MET
24
A
LYS
25
n
25
LYS
25
A
TYR
26
n
26
TYR
26
A
LEU
27
n
27
LEU
27
A
TYR
28
n
28
TYR
28
A
ASP
29
n
29
ASP
29
A
ASP
30
n
30
ASP
30
A
HIS
31
n
31
HIS
31
A
TYR
32
n
32
TYR
32
A
VAL
33
n
33
VAL
33
A
SER
34
n
34
SER
34
A
ALA
35
n
35
ALA
35
A
THR
36
n
36
THR
36
A
LYS
37
n
37
LYS
37
A
VAL
38
n
38
VAL
38
A
LYS
39
n
39
LYS
39
A
SER
40
n
40
SER
40
A
VAL
41
n
41
VAL
41
A
ASP
42
n
42
ASP
42
A
LYS
43
n
43
LYS
43
A
PHE
44
n
44
PHE
44
A
LEU
45
n
45
LEU
45
A
ALA
46
n
46
ALA
46
A
HIS
47
n
47
HIS
47
A
ASP
48
n
48
ASP
48
A
LEU
49
n
49
LEU
49
A
ILE
50
n
50
ILE
50
A
TYR
51
n
51
TYR
51
A
ASN
52
n
52
ASN
52
A
ILE
53
n
53
ILE
53
A
ASN
54
n
54
ASN
54
A
ASP
55
n
55
ASP
55
A
LYS
56
n
56
LYS
56
A
LYS
57
n
57
LYS
57
A
LEU
58
n
58
LEU
58
A
ASN
59
n
59
ASN
59
A
ASN
60
n
60
ASN
60
A
TYR
61
n
61
TYR
61
A
ASP
62
n
62
ASP
62
A
LYS
63
n
63
LYS
63
A
VAL
64
n
64
VAL
64
A
LYS
65
n
65
LYS
65
A
THR
66
n
66
THR
66
A
GLU
67
n
67
GLU
67
A
LEU
68
n
68
LEU
68
A
LEU
69
n
69
LEU
69
A
ASN
70
n
70
ASN
70
A
GLU
71
n
71
GLU
71
A
ASP
72
n
72
ASP
72
A
LEU
73
n
73
LEU
73
A
ALA
74
n
74
ALA
74
A
ASN
75
n
75
ASN
75
A
LYS
76
n
76
LYS
76
A
TYR
77
n
77
TYR
77
A
LYS
78
n
78
LYS
78
A
ASP
79
n
79
ASP
79
A
GLU
80
n
80
GLU
80
A
VAL
81
n
81
VAL
81
A
VAL
82
n
82
VAL
82
A
ASP
83
n
83
ASP
83
A
VAL
84
n
84
VAL
84
A
TYR
85
n
85
TYR
85
A
GLY
86
n
86
GLY
86
A
SER
87
n
87
SER
87
A
ASN
88
n
88
ASN
88
A
TYR
89
n
89
TYR
89
A
TYR
90
n
90
TYR
90
A
VAL
91
n
91
VAL
91
A
ASN
92
n
92
ASN
92
A
CYS
93
n
93
CYS
93
A
TYR
94
n
94
TYR
94
A
PHE
95
n
95
PHE
95
A
SER
96
n
96
SER
96
A
SER
97
n
97
SER
97
A
LYS
98
n
98
LYS
98
A
ASP
99
n
99
ASP
99
A
ASN
100
n
100
ASN
100
A
VAL
101
n
101
VAL
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GLY
102
n
102
GLY
102
A
LYS
103
n
103
LYS
103
A
VAL
104
n
104
VAL
104
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THR
105
n
105
THR
105
A
SER
106
n
106
SER
106
A
GLY
107
n
107
GLY
107
A
LYS
108
n
108
LYS
108
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THR
109
n
109
THR
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CYS
110
n
110
CYS
110
A
MET
111
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111
MET
111
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TYR
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112
TYR
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A
GLY
113
n
113
GLY
113
A
GLY
114
n
114
GLY
114
A
ILE
115
n
115
ILE
115
A
THR
116
n
116
THR
116
A
LYS
117
n
117
LYS
117
A
HIS
118
n
118
HIS
118
A
GLU
119
n
119
GLU
119
A
GLY
120
n
120
GLY
120
A
ASN
121
n
121
ASN
121
A
HIS
122
n
122
HIS
122
A
PHE
123
n
123
PHE
123
A
ASP
124
n
124
ASP
124
A
ASN
125
n
125
ASN
125
A
GLY
126
n
126
GLY
126
A
ASN
127
n
127
ASN
127
A
LEU
128
n
128
LEU
128
A
GLN
129
n
129
GLN
129
A
ASN
130
n
130
ASN
130
A
VAL
131
n
131
VAL
131
A
LEU
132
n
132
LEU
132
A
ILE
133
n
133
ILE
133
A
ARG
134
n
134
ARG
134
A
VAL
135
n
135
VAL
135
A
TYR
136
n
136
TYR
136
A
GLU
137
n
137
GLU
137
A
ASN
138
n
138
ASN
138
A
LYS
139
n
139
LYS
139
A
ARG
140
n
140
ARG
140
A
ASN
141
n
141
ASN
141
A
THR
142
n
142
THR
142
A
ILE
143
n
143
ILE
143
A
SER
144
n
144
SER
144
A
PHE
145
n
145
PHE
145
A
GLU
146
n
146
GLU
146
A
VAL
147
n
147
VAL
147
A
GLN
148
n
148
GLN
148
A
THR
149
n
149
THR
149
A
ASP
150
n
150
ASP
150
A
LYS
151
n
151
LYS
151
A
LYS
152
n
152
LYS
152
A
SER
153
n
153
SER
153
A
VAL
154
n
154
VAL
154
A
THR
155
n
155
THR
155
A
ALA
156
n
156
ALA
156
A
GLN
157
n
157
GLN
157
A
GLU
158
n
158
GLU
158
A
LEU
159
n
159
LEU
159
A
ASP
160
n
160
ASP
160
A
ILE
161
n
161
ILE
161
A
LYS
162
n
162
LYS
162
A
ALA
163
n
163
ALA
163
A
ARG
164
n
164
ARG
164
A
ASN
165
n
165
ASN
165
A
PHE
166
n
166
PHE
166
A
LEU
167
n
167
LEU
167
A
ILE
168
n
168
ILE
168
A
ASN
169
n
169
ASN
169
A
LYS
170
n
170
LYS
170
A
LYS
171
n
171
LYS
171
A
ASN
172
n
172
ASN
172
A
LEU
173
n
173
LEU
173
A
TYR
174
n
174
TYR
174
A
GLU
175
n
175
GLU
175
A
PHE
176
n
176
PHE
176
A
ASN
177
n
177
ASN
177
A
SER
178
n
178
SER
178
A
SER
179
n
179
SER
179
A
PRO
180
n
180
PRO
180
A
TYR
181
n
181
TYR
181
A
GLU
182
n
182
GLU
182
A
THR
183
n
183
THR
183
A
GLY
184
n
184
GLY
184
A
TYR
185
n
185
TYR
185
A
ILE
186
n
186
ILE
186
A
LYS
187
n
187
LYS
187
A
PHE
188
n
188
PHE
188
A
ILE
189
n
189
ILE
189
A
GLU
190
n
190
GLU
190
A
SER
191
n
191
SER
191
A
ASN
192
n
192
ASN
192
A
GLY
193
n
193
GLY
193
A
ASN
194
n
194
ASN
194
A
THR
195
n
195
THR
195
A
PHE
196
n
196
PHE
196
A
TRP
197
n
197
TRP
197
A
TYR
198
n
198
TYR
198
A
ASP
199
n
199
ASP
199
A
MET
200
n
200
MET
200
A
MET
201
n
201
MET
201
A
PRO
202
n
202
PRO
202
A
ALA
203
n
203
ALA
203
A
PRO
204
n
204
PRO
204
A
GLY
205
n
205
GLY
205
A
ASP
206
n
206
ASP
206
A
LYS
207
n
207
LYS
207
A
PHE
208
n
208
PHE
208
A
ASP
209
n
209
ASP
209
A
GLN
210
n
210
GLN
210
A
SER
211
n
211
SER
211
A
LYS
212
n
212
LYS
212
A
TYR
213
n
213
TYR
213
A
LEU
214
n
214
LEU
214
A
MET
215
n
215
MET
215
A
ILE
216
n
216
ILE
216
A
TYR
217
n
217
TYR
217
A
LYS
218
n
218
LYS
218
A
ASP
219
n
219
ASP
219
A
ASN
220
n
220
ASN
220
A
LYS
221
n
221
LYS
221
A
MET
222
n
222
MET
222
A
VAL
223
n
223
VAL
223
A
ASP
224
n
224
ASP
224
A
SER
225
n
225
SER
225
A
LYS
226
n
226
LYS
226
A
SER
227
n
227
SER
227
A
VAL
228
n
228
VAL
228
A
LYS
229
n
229
LYS
229
A
ILE
230
n
230
ILE
230
A
GLU
231
n
231
GLU
231
A
VAL
232
n
232
VAL
232
A
HIS
233
n
233
HIS
233
A
LEU
234
n
234
LEU
234
A
THR
235
n
235
THR
235
A
THR
236
n
236
THR
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A
LYS
237
n
237
LYS
237
A
ASN
238
n
238
ASN
238
A
GLY
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n
239
GLY
239
A
author_defined_assembly
2
dimeric
A
ASP
9
A
OD2
ASP
9
1_545
A
ZN
300
B
ZN
ZN
1_555
A
ASP
83
A
OD2
ASP
83
1_555
102.1
A
ASP
9
A
OD2
ASP
9
1_545
A
ZN
300
B
ZN
ZN
1_555
A
HIS
118
A
ND1
HIS
118
1_555
118.5
A
ASP
83
A
OD2
ASP
83
1_555
A
ZN
300
B
ZN
ZN
1_555
A
HIS
118
A
ND1
HIS
118
1_555
121.1
A
ASP
9
A
OD2
ASP
9
1_545
A
ZN
300
B
ZN
ZN
1_555
A
HIS
122
A
NE2
HIS
122
1_555
94.3
A
ASP
83
A
OD2
ASP
83
1_555
A
ZN
300
B
ZN
ZN
1_555
A
HIS
122
A
NE2
HIS
122
1_555
98.2
A
HIS
118
A
ND1
HIS
118
1_555
A
ZN
300
B
ZN
ZN
1_555
A
HIS
122
A
NE2
HIS
122
1_555
117.7
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
5_756
-x+2,y,-z+1
crystal symmetry operation
87.4000000000
0.0000000000
280.5000000000
A
O
VAL
33
A
O
VAL
33
A
N
GLY
86
A
N
GLY
86
A
O
ASP
83
A
O
ASP
83
A
N
THR
116
A
N
THR
116
A
O
LEU
49
A
O
LEU
49
A
N
THR
66
A
N
THR
66
A
O
LYS
63
A
O
LYS
63
A
N
THR
109
A
N
THR
109
A
O
THR
142
A
O
THR
142
A
N
VAL
135
A
N
VAL
135
A
O
ARG
134
A
O
ARG
134
A
N
ILE
230
A
N
ILE
230
A
O
LYS
229
A
O
LYS
229
A
N
ILE
189
A
N
ILE
189
A
O
ILE
186
A
O
ILE
186
A
N
TYR
198
A
N
TYR
198
A
O
VAL
154
A
O
VAL
154
A
N
VAL
223
A
N
VAL
223
1
A
PHE
44
-96.98
-74.13
1
A
THR
105
53.90
127.40
1
A
SER
106
-74.43
-102.76
1
A
ASN
141
-69.68
93.10
1
A
SER
178
-145.90
-153.80
1
A
ASN
238
-85.49
-85.35
PARHCSDX.PRO
TOPHCSDX.PRO
PARAM11.WAT
TOPH19.PEP
WAT.TOP
39.1
0.233
0.162
2.60
30.0
438
8707
5
94.6
RANDOM
1
THROUGHOUT
3.0
MOLECULAR REPLACEMENT
MIRAS-SOLVED IDENTICAL STRUCTURE IN A DIFFERENT CRYSTAL SETTING
2.60
30.0
83
2028
1
0
1944
0.008
1.241
25.82
1.100
0.196
0.162
2.72
58
798
8
7.27
77.3
2.60
30.0
1CK1
8889
2.0
0.055
1
10.1
4.6
91.5
2.60
2.72
5.8
0.112
2.8
76.7
data scaling
XDS
data reduction
CCP4
phasing
AMoRE
refinement
X-PLOR
3.851
data reduction
XDS
data scaling
CCP4
STRUCTURE OF STAPHYLOCOCCAL ENTEROTOXIN C3
1
N
N
2
N
N
3
N
N
A
PRO
8
A
PRO
8
HELX_P
A
ASP
10
A
ASP
10
5
1
3
A
SER
14
A
SER
14
HELX_P
A
GLU
16
A
GLU
16
5
2
3
A
MET
21
A
MET
21
HELX_P
A
TYR
28
A
TYR
28
5
3
8
A
GLU
71
A
GLU
71
HELX_P
A
TYR
77
A
TYR
77
1
4
7
A
ALA
156
A
ALA
156
HELX_P
A
LYS
171
A
LYS
171
1
5
16
A
GLN
210
A
GLN
210
HELX_P
A
TYR
217
A
TYR
217
1
6
8
disulf
2.363
A
CYS
93
A
SG
CYS
93
1_555
A
CYS
110
A
SG
CYS
110
1_555
metalc
2.196
A
ASP
9
A
OD2
ASP
9
1_545
A
ZN
300
B
ZN
ZN
1_555
metalc
2.171
A
ASP
83
A
OD2
ASP
83
1_555
A
ZN
300
B
ZN
ZN
1_555
metalc
2.216
A
HIS
118
A
ND1
HIS
118
1_555
A
ZN
300
B
ZN
ZN
1_555
metalc
2.220
A
HIS
122
A
NE2
HIS
122
1_555
A
ZN
300
B
ZN
ZN
1_555
TOXIN
STAPHYLOCOCCAL ENTEROTOXIN, SUPERANTIGEN, ZINC, TOXIN
Q06535_STAAU
UNP
1
1
Q06535
1
239
1CK1
1
239
Q06535
A
1
1
239
3
3
5
2
anti-parallel
anti-parallel
anti-parallel
parallel
anti-parallel
parallel
anti-parallel
anti-parallel
anti-parallel
A
VAL
33
A
VAL
33
A
ALA
35
A
ALA
35
A
VAL
82
A
VAL
82
A
GLY
86
A
GLY
86
A
ILE
115
A
ILE
115
A
LYS
117
A
LYS
117
A
ASP
48
A
ASP
48
A
TYR
51
A
TYR
51
A
LYS
63
A
LYS
63
A
GLU
67
A
GLU
67
A
LYS
108
A
LYS
108
A
TYR
112
A
TYR
112
A
ASN
141
A
ASN
141
A
THR
149
A
THR
149
A
GLN
129
A
GLN
129
A
GLU
137
A
GLU
137
A
LYS
229
A
LYS
229
A
THR
236
A
THR
236
A
TYR
181
A
TYR
181
A
ILE
189
A
ILE
189
A
THR
195
A
THR
195
A
ASP
199
A
ASP
199
A
SER
153
A
SER
153
A
THR
155
A
THR
155
A
MET
222
A
MET
222
A
ASP
224
A
ASP
224
ASP 9 IS FROM THE NEXT MOLECULE, THUS FORMING A DIMER
Author
4
BINDING SITE FOR RESIDUE ZN A 300
A
ZN
300
Software
4
A
ASP
83
A
ASP
83
4
1_555
A
HIS
118
A
HIS
118
4
1_555
A
HIS
122
A
HIS
122
4
1_555
A
ASP
9
A
ASP
9
4
1_555
A
ASP
9
A
ASP
9
4
1_545
A
ASP
83
A
ASP
83
4
1_555
A
HIS
118
A
HIS
118
4
1_555
A
HIS
122
A
HIS
122
4
1_555
91
P 41 2 2