0.030527
0.017625
0.000000
0.000000
0.035249
0.000000
0.000000
0.000000
0.005655
0.00000
0.00000
0.00000
Guan, R.J.
He, X.L.
Wang, M.
Xiang, Y.
Wang, D.C.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
12
90.00
90.00
120.00
32.758
32.758
176.822
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 H9 N O2
115.130
y
PROLINE
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
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
C
N
237
N
O
N
238
N
H
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
N
N
248
S
C
N
249
N
C
N
250
N
O
N
251
R
C
N
252
N
O
N
253
N
C
N
254
N
O
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
H
N
263
N
H
N
264
N
N
N
265
S
C
N
266
N
C
N
267
N
O
N
268
N
C
Y
269
N
C
Y
270
N
C
Y
271
N
C
Y
272
N
N
Y
273
N
C
Y
274
N
C
Y
275
N
C
Y
276
N
C
Y
277
N
C
N
278
N
O
N
279
N
H
N
280
N
H
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
H
N
291
N
N
N
292
S
C
N
293
N
C
N
294
N
O
N
295
N
C
Y
296
N
C
Y
297
N
C
Y
298
N
C
Y
299
N
C
Y
300
N
C
Y
301
N
C
N
302
N
O
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
H
N
314
N
H
N
315
N
N
N
316
S
C
N
317
N
C
N
318
N
O
N
319
N
C
N
320
N
C
N
321
N
C
N
322
N
O
N
323
N
H
N
324
N
H
N
325
N
H
N
326
N
H
N
327
N
H
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
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
doub
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
sing
N
256
N
sing
N
257
N
doub
N
258
N
sing
N
259
N
sing
N
260
N
sing
N
261
N
sing
Y
262
N
doub
Y
263
N
sing
Y
264
N
sing
N
265
N
sing
Y
266
N
doub
Y
267
N
sing
Y
268
N
sing
N
269
N
sing
Y
270
N
sing
Y
271
N
doub
N
272
N
sing
Y
273
N
doub
N
274
N
sing
Y
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
doub
N
286
N
sing
N
287
N
sing
N
288
N
sing
N
289
N
sing
Y
290
N
doub
Y
291
N
sing
Y
292
N
sing
N
293
N
sing
Y
294
N
doub
N
295
N
sing
Y
296
N
doub
N
297
N
sing
Y
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
doub
N
310
N
sing
N
311
N
sing
N
312
N
sing
N
313
N
sing
N
314
N
sing
N
315
N
sing
N
316
N
sing
N
317
N
sing
N
318
N
sing
N
319
N
sing
N
320
N
sing
UK
J.Mol.Biol.
JMOBAK
0070
0022-2836
341
1189
1204
10.1016/j.jmb.2004.06.067
15321715
Structural mechanism governing cis and trans isomeric states and an intramolecular switch for cis/trans isomerization of a non-proline peptide bond observed in crystal structures of scorpion toxins.
2004
10.2210/pdb1kv0/pdb
pdb_00001kv0
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
293
1
CCD
2000-12-24
ADSC QUANTUM 4
SINGLE WAVELENGTH
M
x-ray
1
1.0
1.0
BL-18B
Photon Factory
1.0
SYNCHROTRON
PHOTON FACTORY BEAMLINE BL-18B
7252.350
Alpha-like toxin BmK-M7
2
nat
polymer
18.015
water
118
nat
water
Bmk M7, BmKM7
no
no
VRDGYIALPHNCAYGCLNNEYCNNLCTKDGAKIGYCNIVGKYGNACWCIQLPDNVPIRVPGRCHPA
VRDGYIALPHNCAYGCLNNEYCNNLCTKDGAKIGYCNIVGKYGNACWCIQLPDNVPIRVPGRCHPA
A,B
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
Chinese scorpion
Mesobuthus
sample
34649
Mesobuthus martensii
tail venom gland
1
1.89
34.81
VAPOR DIFFUSION, HANGING DROP
8.5
ammonium sulfate, Tris-HCl, Ethanol, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
293
chem_comp_atom
chem_comp_bond
database_2
pdbx_initial_refinement_model
repository
Initial release
Version format compliance
Version format compliance
Data collection
Database references
Refinement description
1
0
2003-09-16
1
1
2008-01-04
1
2
2011-07-13
1
3
2023-10-25
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
1SN1 contains Scorpion Neurotoxin Bmk M1
1SN4 contains Scorpion Neurotoxin Bmk M4
1CHZ contains A New Neurotoxin BMK M2
1DJT contains Scorpion alpha-Like Toxin Bmk M1
RCSB
Y
PDBJ
2002-01-23
REL
REL
HOH
water
1SN1
PDB entry 1SN1
PDB
experimental model
HOH
1
2
HOH
HOH
67
A
HOH
2
2
HOH
HOH
68
A
HOH
3
2
HOH
HOH
69
A
HOH
4
2
HOH
HOH
70
A
HOH
5
2
HOH
HOH
71
A
HOH
6
2
HOH
HOH
72
A
HOH
7
2
HOH
HOH
73
A
HOH
8
2
HOH
HOH
74
A
HOH
9
2
HOH
HOH
75
A
HOH
10
2
HOH
HOH
76
A
HOH
14
2
HOH
HOH
77
A
HOH
25
2
HOH
HOH
78
A
HOH
26
2
HOH
HOH
79
A
HOH
28
2
HOH
HOH
80
A
HOH
29
2
HOH
HOH
81
A
HOH
30
2
HOH
HOH
82
A
HOH
31
2
HOH
HOH
83
A
HOH
33
2
HOH
HOH
84
A
HOH
34
2
HOH
HOH
85
A
HOH
36
2
HOH
HOH
86
A
HOH
37
2
HOH
HOH
87
A
HOH
39
2
HOH
HOH
88
A
HOH
41
2
HOH
HOH
89
A
HOH
42
2
HOH
HOH
90
A
HOH
43
2
HOH
HOH
91
A
HOH
44
2
HOH
HOH
92
A
HOH
45
2
HOH
HOH
93
A
HOH
46
2
HOH
HOH
94
A
HOH
48
2
HOH
HOH
95
A
HOH
49
2
HOH
HOH
96
A
HOH
51
2
HOH
HOH
97
A
HOH
52
2
HOH
HOH
98
A
HOH
53
2
HOH
HOH
99
A
HOH
54
2
HOH
HOH
100
A
HOH
55
2
HOH
HOH
101
A
HOH
56
2
HOH
HOH
102
A
HOH
57
2
HOH
HOH
103
A
HOH
58
2
HOH
HOH
104
A
HOH
60
2
HOH
HOH
105
A
HOH
62
2
HOH
HOH
106
A
HOH
63
2
HOH
HOH
107
A
HOH
64
2
HOH
HOH
108
A
HOH
74
2
HOH
HOH
109
A
HOH
76
2
HOH
HOH
110
A
HOH
83
2
HOH
HOH
111
A
HOH
87
2
HOH
HOH
112
A
HOH
88
2
HOH
HOH
113
A
HOH
89
2
HOH
HOH
114
A
HOH
90
2
HOH
HOH
115
A
HOH
91
2
HOH
HOH
116
A
HOH
92
2
HOH
HOH
117
A
HOH
95
2
HOH
HOH
118
A
HOH
99
2
HOH
HOH
119
A
HOH
100
2
HOH
HOH
120
A
HOH
101
2
HOH
HOH
121
A
HOH
102
2
HOH
HOH
122
A
HOH
104
2
HOH
HOH
123
A
HOH
105
2
HOH
HOH
124
A
HOH
107
2
HOH
HOH
125
A
HOH
108
2
HOH
HOH
126
A
HOH
110
2
HOH
HOH
127
A
HOH
111
2
HOH
HOH
128
A
HOH
112
2
HOH
HOH
129
A
HOH
117
2
HOH
HOH
130
A
HOH
11
2
HOH
HOH
67
B
HOH
12
2
HOH
HOH
68
B
HOH
13
2
HOH
HOH
69
B
HOH
15
2
HOH
HOH
70
B
HOH
16
2
HOH
HOH
71
B
HOH
17
2
HOH
HOH
72
B
HOH
18
2
HOH
HOH
73
B
HOH
19
2
HOH
HOH
74
B
HOH
20
2
HOH
HOH
75
B
HOH
21
2
HOH
HOH
76
B
HOH
22
2
HOH
HOH
77
B
HOH
23
2
HOH
HOH
78
B
HOH
24
2
HOH
HOH
79
B
HOH
27
2
HOH
HOH
80
B
HOH
32
2
HOH
HOH
81
B
HOH
35
2
HOH
HOH
82
B
HOH
38
2
HOH
HOH
83
B
HOH
40
2
HOH
HOH
84
B
HOH
47
2
HOH
HOH
85
B
HOH
50
2
HOH
HOH
86
B
HOH
59
2
HOH
HOH
87
B
HOH
61
2
HOH
HOH
88
B
HOH
65
2
HOH
HOH
89
B
HOH
66
2
HOH
HOH
90
B
HOH
67
2
HOH
HOH
91
B
HOH
68
2
HOH
HOH
92
B
HOH
69
2
HOH
HOH
93
B
HOH
70
2
HOH
HOH
94
B
HOH
71
2
HOH
HOH
95
B
HOH
72
2
HOH
HOH
96
B
HOH
73
2
HOH
HOH
97
B
HOH
75
2
HOH
HOH
98
B
HOH
77
2
HOH
HOH
99
B
HOH
78
2
HOH
HOH
100
B
HOH
79
2
HOH
HOH
101
B
HOH
80
2
HOH
HOH
102
B
HOH
81
2
HOH
HOH
103
B
HOH
82
2
HOH
HOH
104
B
HOH
84
2
HOH
HOH
105
B
HOH
85
2
HOH
HOH
106
B
HOH
86
2
HOH
HOH
107
B
HOH
93
2
HOH
HOH
108
B
HOH
94
2
HOH
HOH
109
B
HOH
96
2
HOH
HOH
110
B
HOH
97
2
HOH
HOH
111
B
HOH
98
2
HOH
HOH
112
B
HOH
103
2
HOH
HOH
113
B
HOH
106
2
HOH
HOH
114
B
HOH
109
2
HOH
HOH
115
B
HOH
113
2
HOH
HOH
116
B
HOH
114
2
HOH
HOH
117
B
HOH
115
2
HOH
HOH
118
B
HOH
116
2
HOH
HOH
119
B
HOH
118
2
HOH
HOH
120
B
VAL
1
n
1
VAL
1
A
ARG
2
n
2
ARG
2
A
ASP
3
n
3
ASP
3
A
GLY
4
n
4
GLY
4
A
TYR
5
n
5
TYR
5
A
ILE
6
n
6
ILE
6
A
ALA
7
n
7
ALA
7
A
LEU
8
n
8
LEU
8
A
PRO
9
n
9
PRO
9
A
HIS
10
n
10
HIS
10
A
ASN
11
n
11
ASN
11
A
CYS
12
n
12
CYS
12
A
ALA
13
n
13
ALA
13
A
TYR
14
n
14
TYR
14
A
GLY
15
n
15
GLY
15
A
CYS
16
n
16
CYS
16
A
LEU
17
n
17
LEU
17
A
ASN
18
n
18
ASN
18
A
ASN
19
n
19
ASN
19
A
GLU
20
n
20
GLU
20
A
TYR
21
n
21
TYR
21
A
CYS
22
n
22
CYS
22
A
ASN
23
n
23
ASN
23
A
ASN
24
n
24
ASN
24
A
LEU
25
n
25
LEU
25
A
CYS
26
n
26
CYS
26
A
THR
27
n
27
THR
27
A
LYS
28
n
28
LYS
28
A
ASP
29
n
29
ASP
29
A
GLY
30
n
30
GLY
30
A
ALA
31
n
31
ALA
31
A
LYS
32
n
32
LYS
32
A
ILE
33
n
33
ILE
33
A
GLY
34
n
34
GLY
34
A
TYR
35
n
35
TYR
35
A
CYS
36
n
36
CYS
36
A
ASN
37
n
37
ASN
37
A
ILE
38
n
38
ILE
38
A
VAL
39
n
39
VAL
39
A
GLY
40
n
40
GLY
40
A
LYS
41
n
41
LYS
41
A
TYR
42
n
42
TYR
42
A
GLY
43
n
43
GLY
43
A
ASN
44
n
44
ASN
44
A
ALA
45
n
45
ALA
45
A
CYS
46
n
46
CYS
46
A
TRP
47
n
47
TRP
47
A
CYS
48
n
48
CYS
48
A
ILE
49
n
49
ILE
49
A
GLN
50
n
50
GLN
50
A
LEU
51
n
51
LEU
51
A
PRO
52
n
52
PRO
52
A
ASP
53
n
53
ASP
53
A
ASN
54
n
54
ASN
54
A
VAL
55
n
55
VAL
55
A
PRO
56
n
56
PRO
56
A
ILE
57
n
57
ILE
57
A
ARG
58
n
58
ARG
58
A
VAL
59
n
59
VAL
59
A
PRO
60
n
60
PRO
60
A
GLY
61
n
61
GLY
61
A
ARG
62
n
62
ARG
62
A
CYS
63
n
63
CYS
63
A
HIS
64
n
64
HIS
64
A
PRO
65
n
65
PRO
65
A
ALA
66
n
66
ALA
66
A
VAL
1
n
1
VAL
1
B
ARG
2
n
2
ARG
2
B
ASP
3
n
3
ASP
3
B
GLY
4
n
4
GLY
4
B
TYR
5
n
5
TYR
5
B
ILE
6
n
6
ILE
6
B
ALA
7
n
7
ALA
7
B
LEU
8
n
8
LEU
8
B
PRO
9
n
9
PRO
9
B
HIS
10
n
10
HIS
10
B
ASN
11
n
11
ASN
11
B
CYS
12
n
12
CYS
12
B
ALA
13
n
13
ALA
13
B
TYR
14
n
14
TYR
14
B
GLY
15
n
15
GLY
15
B
CYS
16
n
16
CYS
16
B
LEU
17
n
17
LEU
17
B
ASN
18
n
18
ASN
18
B
ASN
19
n
19
ASN
19
B
GLU
20
n
20
GLU
20
B
TYR
21
n
21
TYR
21
B
CYS
22
n
22
CYS
22
B
ASN
23
n
23
ASN
23
B
ASN
24
n
24
ASN
24
B
LEU
25
n
25
LEU
25
B
CYS
26
n
26
CYS
26
B
THR
27
n
27
THR
27
B
LYS
28
n
28
LYS
28
B
ASP
29
n
29
ASP
29
B
GLY
30
n
30
GLY
30
B
ALA
31
n
31
ALA
31
B
LYS
32
n
32
LYS
32
B
ILE
33
n
33
ILE
33
B
GLY
34
n
34
GLY
34
B
TYR
35
n
35
TYR
35
B
CYS
36
n
36
CYS
36
B
ASN
37
n
37
ASN
37
B
ILE
38
n
38
ILE
38
B
VAL
39
n
39
VAL
39
B
GLY
40
n
40
GLY
40
B
LYS
41
n
41
LYS
41
B
TYR
42
n
42
TYR
42
B
GLY
43
n
43
GLY
43
B
ASN
44
n
44
ASN
44
B
ALA
45
n
45
ALA
45
B
CYS
46
n
46
CYS
46
B
TRP
47
n
47
TRP
47
B
CYS
48
n
48
CYS
48
B
ILE
49
n
49
ILE
49
B
GLN
50
n
50
GLN
50
B
LEU
51
n
51
LEU
51
B
PRO
52
n
52
PRO
52
B
ASP
53
n
53
ASP
53
B
ASN
54
n
54
ASN
54
B
VAL
55
n
55
VAL
55
B
PRO
56
n
56
PRO
56
B
ILE
57
n
57
ILE
57
B
ARG
58
n
58
ARG
58
B
VAL
59
n
59
VAL
59
B
PRO
60
n
60
PRO
60
B
GLY
61
n
61
GLY
61
B
ARG
62
n
62
ARG
62
B
CYS
63
n
63
CYS
63
B
HIS
64
n
64
HIS
64
B
PRO
65
n
65
PRO
65
B
ALA
66
n
66
ALA
66
B
author_defined_assembly
2
dimeric
1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
1_555
x,y,z
identity operation
0.0000000000
0.0000000000
0.0000000000
A
N
GLY
4
A
N
GLY
4
A
O
CYS
48
A
O
CYS
48
A
O
TRP
47
A
O
TRP
47
A
N
TYR
35
A
N
TYR
35
A
N
LEU
8
A
N
LEU
8
A
O
CYS
12
A
O
CYS
12
B
N
GLY
4
B
N
GLY
4
B
O
CYS
48
B
O
CYS
48
B
O
TRP
47
B
O
TRP
47
B
N
TYR
35
B
N
TYR
35
B
N
LEU
8
B
N
LEU
8
B
O
CYS
12
B
O
CYS
12
1
A
HOH
97
C
HOH
1
A
HOH
108
C
HOH
1
A
HOH
115
C
HOH
1
B
HOH
69
D
HOH
1
17.35
2.30
115.30
132.65
A
A
A
CA
CB
CG
LEU
LEU
LEU
8
8
8
N
1
15.56
2.50
121.70
137.26
A
A
A
C
N
CA
ILE
VAL
VAL
38
39
39
Y
1
14.28
2.30
115.30
129.58
A
A
A
CA
CB
CG
LEU
LEU
LEU
51
51
51
N
1
B
PRO
9
B
-26.82
118.04
1
B
HIS
10
B
63.83
73.32
1
B
ASN
11
A
70.21
39.59
1
B
VAL
39
-143.89
45.14
1
B
TYR
42
30.95
78.55
15.774
0.29
0.14
0.00
0.29
0.00
-0.43
0.969
0.964
HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS
0.16448
0.14194
0.14416
1.40
29.49
1898
19260
17355
9.9
100.00
0.795
0.032
RANDOM
1
THROUGHOUT
0.0
MOLECULAR REPLACEMENT
0.084
0.062
0.80
0.80
1.40
PDB entry 1SN1
MAXIMUM LIKELIHOOD
1.40
29.49
118
1159
0
0
1041
0.016
0.021
1078
0.003
0.020
908
1.986
1.953
1476
1.086
3.000
2128
5.699
5.000
135
0.153
0.200
151
0.009
0.020
1232
0.003
0.020
208
0.229
0.200
225
0.283
0.200
1004
0.095
0.200
621
0.141
0.200
56
0.243
0.200
17
0.350
0.200
66
0.159
0.200
12
1.873
1.500
678
3.069
2.000
1088
3.705
3.000
400
5.590
4.500
388
1.901
2.000
1078
9.308
5.000
118
3.416
5.000
1041
0.203
0.153
1.436
110
1074
20
10.2
1.4
29.3
1KV0
19260
0.0
0.04
1
85.8
0.201
1.40
1.48
3.6
74.6
data reduction
MOSFLM
data scaling
SCALA
phasing
AMoRE
refinement
REFMAC
5.1.04
data scaling
CCP4
(SCALA)
Cis/trans Isomerization of Non-prolyl Peptide Bond Observed in Crystal Structure of an Scorpion Toxin
1
N
N
1
N
N
2
N
N
2
N
N
A
ASN
18
A
ASN
18
HELX_P
A
ASP
29
A
ASP
29
1
1
12
B
ASN
18
B
ASN
18
HELX_P
B
ASP
29
B
ASP
29
1
2
12
disulf
2.021
A
CYS
12
A
SG
CYS
12
1_555
A
CYS
63
A
SG
CYS
63
1_555
disulf
2.026
A
CYS
16
A
SG
CYS
16
1_555
A
CYS
36
A
SG
CYS
36
1_555
disulf
2.023
A
CYS
22
A
SG
CYS
22
1_555
A
CYS
46
A
SG
CYS
46
1_555
disulf
2.008
A
CYS
26
A
SG
CYS
26
1_555
A
CYS
48
A
SG
CYS
48
1_555
disulf
2.021
B
CYS
12
B
SG
CYS
12
1_555
B
CYS
63
B
SG
CYS
63
1_555
disulf
2.033
B
CYS
16
B
SG
CYS
16
1_555
B
CYS
36
B
SG
CYS
36
1_555
disulf
2.024
B
CYS
22
B
SG
CYS
22
1_555
B
CYS
46
B
SG
CYS
46
1_555
disulf
2.015
B
CYS
26
B
SG
CYS
26
1_555
B
CYS
48
B
SG
CYS
48
1_555
TOXIN
Non-prolyl cis peptide bond, Cis/trans isomerization, Dimeric structure, Scorpion toxin, TOXIN
A
PRO
9
A
PRO
9
1
A
HIS
10
A
HIS
10
-9.81
B
PRO
9
B
PRO
9
1
B
HIS
10
B
HIS
10
-1.42
SCX7_MESMA
UNP
1
1
P59854
1
66
1KV0
1
66
P59854
A
1
1
66
1
66
1KV0
1
66
P59854
B
1
1
66
3
2
3
2
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
A
ARG
2
A
ARG
2
A
TYR
5
A
TYR
5
A
ASN
44
A
ASN
44
A
LEU
51
A
LEU
51
A
ILE
33
A
ILE
33
A
ILE
38
A
ILE
38
A
ALA
7
A
ALA
7
A
LEU
8
A
LEU
8
A
CYS
12
A
CYS
12
A
ALA
13
A
ALA
13
B
ARG
2
B
ARG
2
B
TYR
5
B
TYR
5
B
ASN
44
B
ASN
44
B
LEU
51
B
LEU
51
B
ILE
33
B
ILE
33
B
ILE
38
B
ILE
38
B
ALA
7
B
ALA
7
B
LEU
8
B
LEU
8
B
CYS
12
B
CYS
12
B
ALA
13
B
ALA
13
152
P 31 2 1