1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
Klenk, K.C.
Tenenholz, T.C.
Matteson, D.R.
Rogowski, R.S.
Blaustein, M.P.
Weber, D.J.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
1
90.00
90.00
90.00
1.000
1.000
1.000
C3 H7 N O2
89.093
y
ALANINE
L-peptide linking
C6 H15 N4 O2 1
175.209
y
ARGININE
L-peptide linking
C4 H8 N2 O3
132.118
y
ASPARAGINE
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
C6 H13 N O2
131.173
y
ISOLEUCINE
L-peptide linking
C6 H15 N2 O2 1
147.195
y
LYSINE
L-peptide linking
C5 H11 N O2 S
149.211
y
METHIONINE
L-peptide linking
C9 H11 N O2
165.189
y
PHENYLALANINE
L-peptide linking
C5 H9 N O2
115.130
y
PROLINE
L-peptide linking
C3 H7 N O3
105.093
y
SERINE
L-peptide linking
C4 H9 N O3
119.119
y
THREONINE
L-peptide linking
C9 H11 N O3
181.189
y
TYROSINE
L-peptide linking
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
R
C
N
60
N
C
N
61
N
O
N
62
N
C
N
63
N
S
N
64
N
O
N
65
N
H
N
66
N
H
N
67
N
H
N
68
N
H
N
69
N
H
N
70
N
H
N
71
N
H
N
72
N
N
N
73
S
C
N
74
N
C
N
75
N
O
N
76
N
C
N
77
N
C
N
78
N
C
N
79
N
O
N
80
N
N
N
81
N
O
N
82
N
H
N
83
N
H
N
84
N
H
N
85
N
H
N
86
N
H
N
87
N
H
N
88
N
H
N
89
N
H
N
90
N
H
N
91
N
H
N
92
N
N
N
93
S
C
N
94
N
C
N
95
N
O
N
96
N
C
N
97
N
C
N
98
N
C
N
99
N
O
N
100
N
O
N
101
N
O
N
102
N
H
N
103
N
H
N
104
N
H
N
105
N
H
N
106
N
H
N
107
N
H
N
108
N
H
N
109
N
H
N
110
N
H
N
111
N
N
N
112
N
C
N
113
N
C
N
114
N
O
N
115
N
O
N
116
N
H
N
117
N
H
N
118
N
H
N
119
N
H
N
120
N
H
N
121
N
N
N
122
S
C
N
123
N
C
N
124
N
O
N
125
N
C
Y
126
N
C
Y
127
N
N
Y
128
N
C
Y
129
N
C
Y
130
N
N
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
H
N
138
N
H
N
139
N
H
N
140
N
H
N
141
N
H
N
142
N
N
N
143
S
C
N
144
N
C
N
145
N
O
N
146
S
C
N
147
N
C
N
148
N
C
N
149
N
C
N
150
N
O
N
151
N
H
N
152
N
H
N
153
N
H
N
154
N
H
N
155
N
H
N
156
N
H
N
157
N
H
N
158
N
H
N
159
N
H
N
160
N
H
N
161
N
H
N
162
N
H
N
163
N
H
N
164
N
N
N
165
S
C
N
166
N
C
N
167
N
O
N
168
N
C
N
169
N
C
N
170
N
C
N
171
N
C
N
172
N
N
N
173
N
O
N
174
N
H
N
175
N
H
N
176
N
H
N
177
N
H
N
178
N
H
N
179
N
H
N
180
N
H
N
181
N
H
N
182
N
H
N
183
N
H
N
184
N
H
N
185
N
H
N
186
N
H
N
187
N
H
N
188
N
H
N
189
N
N
N
190
S
C
N
191
N
C
N
192
N
O
N
193
N
C
N
194
N
C
N
195
N
S
N
196
N
C
N
197
N
O
N
198
N
H
N
199
N
H
N
200
N
H
N
201
N
H
N
202
N
H
N
203
N
H
N
204
N
H
N
205
N
H
N
206
N
H
N
207
N
H
N
208
N
H
N
209
N
N
N
210
S
C
N
211
N
C
N
212
N
O
N
213
N
C
Y
214
N
C
Y
215
N
C
Y
216
N
C
Y
217
N
C
Y
218
N
C
Y
219
N
C
N
220
N
O
N
221
N
H
N
222
N
H
N
223
N
H
N
224
N
H
N
225
N
H
N
226
N
H
N
227
N
H
N
228
N
H
N
229
N
H
N
230
N
H
N
231
N
H
N
232
N
N
N
233
S
C
N
234
N
C
N
235
N
O
N
236
N
C
N
237
N
C
N
238
N
C
N
239
N
O
N
240
N
H
N
241
N
H
N
242
N
H
N
243
N
H
N
244
N
H
N
245
N
H
N
246
N
H
N
247
N
H
N
248
N
H
N
249
N
N
N
250
S
C
N
251
N
C
N
252
N
O
N
253
N
C
N
254
N
O
N
255
N
O
N
256
N
H
N
257
N
H
N
258
N
H
N
259
N
H
N
260
N
H
N
261
N
H
N
262
N
H
N
263
N
N
N
264
S
C
N
265
N
C
N
266
N
O
N
267
R
C
N
268
N
O
N
269
N
C
N
270
N
O
N
271
N
H
N
272
N
H
N
273
N
H
N
274
N
H
N
275
N
H
N
276
N
H
N
277
N
H
N
278
N
H
N
279
N
H
N
280
N
N
N
281
S
C
N
282
N
C
N
283
N
O
N
284
N
C
Y
285
N
C
Y
286
N
C
Y
287
N
C
Y
288
N
C
Y
289
N
C
Y
290
N
C
N
291
N
O
N
292
N
O
N
293
N
H
N
294
N
H
N
295
N
H
N
296
N
H
N
297
N
H
N
298
N
H
N
299
N
H
N
300
N
H
N
301
N
H
N
302
N
H
N
303
N
H
N
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
sing
N
67
N
sing
N
68
N
sing
N
69
N
sing
N
70
N
sing
N
71
N
sing
N
72
N
sing
N
73
N
sing
N
74
N
doub
N
75
N
sing
N
76
N
sing
N
77
N
sing
N
78
N
sing
N
79
N
sing
N
80
N
sing
N
81
N
sing
N
82
N
doub
N
83
N
sing
N
84
N
sing
N
85
N
sing
N
86
N
sing
N
87
N
sing
N
88
N
sing
N
89
N
sing
N
90
N
sing
N
91
N
sing
N
92
N
sing
N
93
N
doub
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
doub
N
102
N
sing
N
103
N
sing
N
104
N
sing
N
105
N
sing
N
106
N
sing
N
107
N
sing
N
108
N
sing
N
109
N
sing
N
110
N
sing
N
111
N
doub
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
Y
125
N
sing
Y
126
N
doub
Y
127
N
doub
N
128
N
sing
Y
129
N
sing
N
130
N
sing
Y
131
N
sing
N
132
N
sing
N
133
N
sing
N
134
N
sing
N
135
N
sing
N
136
N
sing
N
137
N
sing
N
138
N
sing
N
139
N
sing
N
140
N
sing
N
141
N
doub
N
142
N
sing
N
143
N
sing
N
144
N
sing
N
145
N
sing
N
146
N
sing
N
147
N
sing
N
148
N
sing
N
149
N
sing
N
150
N
sing
N
151
N
sing
N
152
N
sing
N
153
N
sing
N
154
N
sing
N
155
N
sing
N
156
N
sing
N
157
N
sing
N
158
N
sing
N
159
N
sing
N
160
N
sing
N
161
N
sing
N
162
N
doub
N
163
N
sing
N
164
N
sing
N
165
N
sing
N
166
N
sing
N
167
N
sing
N
168
N
sing
N
169
N
sing
N
170
N
sing
N
171
N
sing
N
172
N
sing
N
173
N
sing
N
174
N
sing
N
175
N
sing
N
176
N
sing
N
177
N
sing
N
178
N
sing
N
179
N
sing
N
180
N
sing
N
181
N
sing
N
182
N
sing
N
183
N
sing
N
184
N
sing
N
185
N
sing
N
186
N
doub
N
187
N
sing
N
188
N
sing
N
189
N
sing
N
190
N
sing
N
191
N
sing
N
192
N
sing
N
193
N
sing
N
194
N
sing
N
195
N
sing
N
196
N
sing
N
197
N
sing
N
198
N
sing
N
199
N
sing
N
200
N
sing
N
201
N
sing
N
202
N
sing
N
203
N
sing
N
204
N
sing
N
205
N
doub
N
206
N
sing
N
207
N
sing
N
208
N
sing
N
209
N
sing
Y
210
N
doub
Y
211
N
sing
Y
212
N
sing
N
213
N
sing
Y
214
N
doub
N
215
N
sing
Y
216
N
doub
N
217
N
sing
Y
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
doub
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
doub
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
sing
N
258
N
doub
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
US
Proteins
PSFGEY
0867
0887-3585
38
441
449
10.1002/(SICI)1097-0134(20000301)38:4<441::AID-PROT9>3.3.CO;2-C
10707030
Structural and functional differences of two toxins from the scorpion Pandinus imperator.
2000
US
Mol.Pharmacol.
MOPMA3
0197
0026-895X
50
1167
Three New Toxins from the Scorpion Pandinus Imperator Selectively Block Certain Voltage-Gated K+ Channels
1996
10.2210/pdb1c49/pdb
pdb_00001c49
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
4080.824
TOXIN K-BETA
COMPLETE PEPTIDE
1
man
polymer
PITX-KB, ALPHA-KTX5.2
no
no
TISCTNEKQCYPHCKKETGYPNAKCMNRKCKCFGR
TISCTNEKQCYPHCKKETGYPNAKCMNRKCKCFGR
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
emperor scorpion
Pandinus
VENOM
Escherichia
Escherichia coli
sample
55084
Pandinus imperator
469008
Escherichia coli BL21(DE3)
BL21 (DE3)
PLASMID
PSR9
database_2
pdbx_struct_assembly
pdbx_struct_oper_list
chem_comp_atom
chem_comp_bond
repository
Initial release
Version format compliance
Version format compliance
Database references
Derived calculations
Data collection
1
0
2000-03-22
1
1
2008-04-26
1
2
2011-07-13
1
3
2022-02-16
1
4
2023-12-27
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
RCSB
Y
RCSB
1999-08-17
REL
REL
THE STRUCTURE WAS DETERMINED USING TWO-DIMENSIONAL NMR ON AN UNLABELED SAMPLE
OF RECOMBINANT PITX-KB (M).
500
18
NOESY
TOCSY
DQF-COSY
ROESY
P.E.COSY
1.44 mM
3.50
1
atm
310.00
K
425 NOE DISTANCE CONSTRAINTS, 22 H-BOND CONSTRAINTS, 11 CHI ANGLE CONSTRAINTS,
26 PHI ANGLE CONSTRAINTS
DISTANCE GEOMETRY SIMULATED ANNEALING
10% D2O AND 100%D2O
BRUNGER
refinement
X-PLOR
3.1
BRUNGER
structure solution
X-PLOR
3.1
600
Bruker
DMX
THR
4
n
1
THR
4
A
ILE
5
n
2
ILE
5
A
SER
6
n
3
SER
6
A
CYS
7
n
4
CYS
7
A
THR
8
n
5
THR
8
A
ASN
9
n
6
ASN
9
A
GLU
10
n
7
GLU
10
A
LYS
11
n
8
LYS
11
A
GLN
12
n
9
GLN
12
A
CYS
13
n
10
CYS
13
A
TYR
14
n
11
TYR
14
A
PRO
15
n
12
PRO
15
A
HIS
16
n
13
HIS
16
A
CYS
17
n
14
CYS
17
A
LYS
18
n
15
LYS
18
A
LYS
19
n
16
LYS
19
A
GLU
20
n
17
GLU
20
A
THR
21
n
18
THR
21
A
GLY
22
n
19
GLY
22
A
TYR
23
n
20
TYR
23
A
PRO
24
n
21
PRO
24
A
ASN
25
n
22
ASN
25
A
ALA
26
n
23
ALA
26
A
LYS
27
n
24
LYS
27
A
CYS
28
n
25
CYS
28
A
MET
29
n
26
MET
29
A
ASN
30
n
27
ASN
30
A
ARG
31
n
28
ARG
31
A
LYS
32
n
29
LYS
32
A
CYS
33
n
30
CYS
33
A
LYS
34
n
31
LYS
34
A
CYS
35
n
32
CYS
35
A
PHE
36
n
33
PHE
36
A
GLY
37
n
34
GLY
37
A
ARG
38
n
35
ARG
38
A
author_defined_assembly
1
monomeric
1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
1_555
x,y,z
identity operation
0.0000000000
0.0000000000
0.0000000000
A
N
MET
29
A
N
MET
26
A
O
LYS
32
A
O
LYS
29
1
A
A
SG
SG
CYS
CYS
13
33
2.02
2
A
A
SG
SG
CYS
CYS
13
33
2.02
3
A
A
SG
SG
CYS
CYS
13
33
2.02
4
A
A
SG
SG
CYS
CYS
13
33
2.02
5
A
A
SG
SG
CYS
CYS
13
33
2.02
6
A
A
SG
SG
CYS
CYS
13
33
2.02
7
A
A
SG
SG
CYS
CYS
13
33
2.02
8
A
A
SG
SG
CYS
CYS
13
33
2.02
9
A
A
SG
SG
CYS
CYS
13
33
2.02
10
A
A
SG
SG
CYS
CYS
13
33
2.02
11
A
A
SG
SG
CYS
CYS
13
33
2.02
12
A
A
SG
SG
CYS
CYS
13
33
2.02
13
A
A
SG
SG
CYS
CYS
13
33
2.02
14
A
A
SG
SG
CYS
CYS
13
33
2.02
15
A
A
SG
SG
CYS
CYS
13
33
2.02
16
A
A
SG
SG
CYS
CYS
13
33
2.02
17
A
A
SG
SG
CYS
CYS
13
33
2.02
18
A
A
SG
SG
CYS
CYS
13
33
2.02
1
A
ARG
31
0.123
SIDE CHAIN
1
A
ARG
38
0.260
SIDE CHAIN
2
A
ARG
31
0.257
SIDE CHAIN
2
A
ARG
38
0.271
SIDE CHAIN
3
A
ARG
31
0.262
SIDE CHAIN
3
A
ARG
38
0.301
SIDE CHAIN
4
A
ARG
31
0.175
SIDE CHAIN
4
A
ARG
38
0.215
SIDE CHAIN
5
A
ARG
31
0.313
SIDE CHAIN
5
A
ARG
38
0.225
SIDE CHAIN
6
A
ARG
31
0.241
SIDE CHAIN
6
A
ARG
38
0.317
SIDE CHAIN
7
A
ARG
31
0.177
SIDE CHAIN
7
A
ARG
38
0.318
SIDE CHAIN
8
A
ARG
31
0.238
SIDE CHAIN
8
A
ARG
38
0.312
SIDE CHAIN
9
A
ARG
31
0.279
SIDE CHAIN
9
A
ARG
38
0.099
SIDE CHAIN
10
A
ARG
31
0.210
SIDE CHAIN
10
A
ARG
38
0.203
SIDE CHAIN
11
A
ARG
31
0.315
SIDE CHAIN
11
A
ARG
38
0.207
SIDE CHAIN
12
A
ARG
31
0.274
SIDE CHAIN
12
A
ARG
38
0.233
SIDE CHAIN
13
A
ARG
31
0.244
SIDE CHAIN
13
A
ARG
38
0.243
SIDE CHAIN
14
A
ARG
31
0.279
SIDE CHAIN
14
A
ARG
38
0.174
SIDE CHAIN
15
A
ARG
31
0.317
SIDE CHAIN
15
A
ARG
38
0.091
SIDE CHAIN
16
A
ARG
31
0.223
SIDE CHAIN
17
A
ARG
31
0.195
SIDE CHAIN
17
A
ARG
38
0.318
SIDE CHAIN
18
A
ARG
31
0.293
SIDE CHAIN
18
A
ARG
38
0.317
SIDE CHAIN
1
A
ILE
5
-55.95
-163.67
1
A
THR
8
-131.49
-59.40
2
A
THR
21
-136.01
-45.26
2
A
ASN
25
-41.46
107.97
2
A
MET
29
-115.09
-165.15
2
A
ASN
30
-52.21
90.68
2
A
PHE
36
-155.71
46.33
3
A
ASN
25
-54.37
103.25
4
A
THR
8
-130.36
-37.81
5
A
THR
8
-138.66
-39.92
5
A
THR
21
-146.07
-40.17
5
A
ASN
25
-45.48
109.28
5
A
CYS
33
-43.48
152.58
6
A
ILE
5
-58.19
-163.00
6
A
ASN
25
-52.21
91.42
6
A
ASN
30
45.89
70.93
6
A
ARG
31
38.98
40.17
6
A
PHE
36
-156.04
-36.77
7
A
THR
21
-139.53
-36.34
7
A
ASN
30
-50.22
93.90
8
A
ILE
5
-64.87
-154.27
8
A
SER
6
-169.12
98.86
8
A
THR
8
-133.12
-50.59
8
A
ASN
25
-39.65
94.03
8
A
ASN
30
-59.92
98.10
8
A
PHE
36
-149.24
-81.30
9
A
PHE
36
-151.72
57.83
10
A
ILE
5
-67.00
-168.82
10
A
THR
8
-140.24
-47.47
10
A
ASN
30
38.24
56.24
11
A
ILE
5
-62.69
-169.01
11
A
THR
21
-150.07
-51.66
11
A
ASN
25
-61.41
91.00
11
A
ARG
31
43.60
29.77
11
A
PHE
36
-81.06
-70.31
12
A
SER
6
-106.04
44.37
12
A
THR
8
-140.36
14.43
12
A
THR
21
-143.60
-60.85
13
A
ILE
5
-72.28
-154.01
13
A
SER
6
177.90
106.64
13
A
PRO
24
-80.58
42.56
14
A
THR
8
-140.93
12.83
14
A
ASN
25
-62.41
90.25
15
A
ILE
5
-69.36
-174.98
15
A
THR
21
-148.40
-59.21
16
A
THR
21
-148.04
-70.70
16
A
MET
29
-100.50
-165.41
16
A
ASN
30
-50.41
88.97
17
A
ILE
5
-61.08
-156.93
17
A
THR
8
-138.96
-50.60
17
A
ASN
25
-46.16
103.76
17
A
ASN
30
39.11
55.04
18
A
THR
8
-143.51
-40.70
18
A
THR
21
-133.41
-39.48
18
A
ASN
25
-45.51
99.22
18
A
PHE
36
-161.51
62.59
STRUCTURAL AND FUNCTIONAL DIFFERENCES OF TWO TOXINS FROM THE SCORPION PANDINUS IMPERATOR
1
N
N
A
ASN
9
A
ASN
6
HELX_P
A
GLN
12
A
GLN
9
5
1
4
A
CYS
13
A
CYS
10
HELX_P
A
THR
21
A
THR
18
1
2
9
disulf
2.021
A
CYS
7
A
SG
CYS
4
1_555
A
CYS
28
A
SG
CYS
25
1_555
disulf
2.019
A
CYS
17
A
SG
CYS
14
1_555
A
CYS
35
A
SG
CYS
32
1_555
TOXIN
SCORPION TOXIN, POTASSIUM CHANNELS BLOCKERS, ALPHA-K TOXIN FAMILY, NEUROTOXIN, NMR SOLUTION STRUCTURE, TOXIN
SCKB_PANIM
UNP
1
P55928
1
35
1C49
4
38
P55928
A
1
1
35
2
anti-parallel
A
ALA
26
A
ALA
23
A
MET
29
A
MET
26
A
LYS
32
A
LYS
29
A
CYS
35
A
CYS
32
1
P 1