1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
Neidigh, J.W.
Fesinmeyer, R.M.
Prickett, K.S.
Andersen, N.H.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
1
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
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 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
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
S
C
N
76
N
C
N
77
N
O
N
78
N
C
N
79
N
C
N
80
N
C
N
81
N
O
N
82
N
N
N
83
N
O
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
H
N
93
N
H
N
94
N
N
N
95
S
C
N
96
N
C
N
97
N
O
N
98
N
C
N
99
N
C
N
100
N
C
N
101
N
O
N
102
N
O
N
103
N
O
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
H
N
112
N
H
N
113
N
N
N
114
N
C
N
115
N
C
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
N
N
124
S
C
N
125
N
C
N
126
N
O
N
127
N
C
Y
128
N
C
Y
129
N
N
Y
130
N
C
Y
131
N
C
Y
132
N
N
N
133
N
O
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
H
N
143
N
H
N
144
N
N
N
145
S
C
N
146
N
C
N
147
N
O
N
148
S
C
N
149
N
C
N
150
N
C
N
151
N
C
N
152
N
O
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
H
N
165
N
H
N
166
N
N
N
167
S
C
N
168
N
C
N
169
N
O
N
170
N
C
N
171
N
C
N
172
N
C
N
173
N
C
N
174
N
O
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
N
N
189
S
C
N
190
N
C
N
191
N
O
N
192
N
C
N
193
N
C
N
194
N
C
N
195
N
C
N
196
N
N
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
H
N
210
N
H
N
211
N
H
N
212
N
H
N
213
N
N
N
214
S
C
N
215
N
C
N
216
N
O
N
217
N
C
N
218
N
C
N
219
N
S
N
220
N
C
N
221
N
O
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
H
N
233
N
N
N
234
S
C
N
235
N
C
N
236
N
O
N
237
N
C
Y
238
N
C
Y
239
N
C
Y
240
N
C
Y
241
N
C
Y
242
N
C
Y
243
N
C
N
244
N
O
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
N
N
257
S
C
N
258
N
C
N
259
N
O
N
260
N
C
N
261
N
C
N
262
N
C
N
263
N
O
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
O
N
279
N
O
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
N
N
288
S
C
N
289
N
C
N
290
N
O
N
291
R
C
N
292
N
O
N
293
N
C
N
294
N
O
N
295
N
H
N
296
N
H
N
297
N
H
N
298
N
H
N
299
N
H
N
300
N
H
N
301
N
H
N
302
N
H
N
303
N
H
N
304
N
N
N
305
S
C
N
306
N
C
N
307
N
O
N
308
N
C
Y
309
N
C
Y
310
N
C
Y
311
N
C
Y
312
N
N
Y
313
N
C
Y
314
N
C
Y
315
N
C
Y
316
N
C
Y
317
N
C
N
318
N
O
N
319
N
H
N
320
N
H
N
321
N
H
N
322
N
H
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
N
N
332
S
C
N
333
N
C
N
334
N
O
N
335
N
C
N
336
N
C
N
337
N
C
N
338
N
O
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
H
N
349
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
doub
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
sing
N
163
N
sing
N
164
N
doub
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
doub
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
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
doub
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
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
Y
233
N
doub
Y
234
N
sing
Y
235
N
sing
N
236
N
sing
Y
237
N
doub
N
238
N
sing
Y
239
N
doub
N
240
N
sing
Y
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
N
256
N
sing
N
257
N
sing
N
258
N
sing
N
259
N
sing
N
260
N
sing
N
261
N
sing
N
262
N
sing
N
263
N
sing
N
264
N
sing
N
265
N
sing
N
266
N
sing
N
267
N
sing
N
268
N
doub
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
doub
N
282
N
sing
N
283
N
sing
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
sing
N
297
N
doub
N
298
N
sing
N
299
N
sing
N
300
N
sing
N
301
N
sing
Y
302
N
doub
Y
303
N
sing
Y
304
N
sing
N
305
N
sing
Y
306
N
doub
Y
307
N
sing
Y
308
N
sing
N
309
N
sing
Y
310
N
sing
Y
311
N
doub
N
312
N
sing
Y
313
N
doub
N
314
N
sing
Y
315
N
sing
N
316
N
sing
N
317
N
sing
N
318
N
sing
N
319
N
sing
N
320
N
sing
N
321
N
sing
N
322
N
sing
N
323
N
sing
N
324
N
sing
N
325
N
doub
N
326
N
sing
N
327
N
sing
N
328
N
sing
N
329
N
sing
N
330
N
sing
N
331
N
sing
N
332
N
sing
N
333
N
sing
N
334
N
sing
N
335
N
sing
N
336
N
sing
US
Biochemistry
BICHAW
0033
0006-2960
40
13188
13200
10.1021/bi010902s
11683627
Exendin-4 and glucagon-like-peptide-1: NMR structural comparisons in the solution and micelle-associated states.
2001
10.2210/pdb1jrj/pdb
pdb_00001jrj
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
1
SINGLE WAVELENGTH
M
1
1.0
4191.588
Exendin-4
1
syn
polymer
no
no
HGEGTFTSDLSKQMEEEAVRLFIEWLKNGGPSSGAPPPS
HGEGTFTSDLSKQMEEEAVRLFIEWLKNGGPSSGAPPPS
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
database_2
pdbx_nmr_software
pdbx_struct_assembly
pdbx_struct_oper_list
chem_comp_atom
chem_comp_bond
repository
Initial release
Version format compliance
Version format compliance
Data collection
Database references
Derived calculations
Data collection
1
0
2001-11-21
1
1
2008-04-27
1
2
2011-07-13
1
3
2022-02-23
1
4
2024-05-22
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_pdbx_nmr_software.name
RCSB
Y
RCSB
2001-08-13
REL
REL
The protein was produced using FMOC synthesis. The sequence occurs naturally in the salivary secretion of Heloderma suspectum (Gila monster).
sample
2D NOESYs performed with mixing times of 60, 150 (deuterated medium), 160ms.
structures with acceptable covalent geometry, structures with favorable non-bond energy, structures with the least restraint violations
50
36
2D NOESY
2D TOCSY
15mM potassium phosphate
5.9
ambient
280
K
The structures were calculated using CNS 0.9 with 294 NOE distance constraints, 20 distance constraints from defined torsion angles, and 116 anti-distance constraints. No hydrogen bond constraints were employed.
simulated annealing
Natural abundance
2mg/ml in pH 5.9 15mM phosphate buffer with 30 vol-% trifluoroethanol added
Bruker
collection
XwinNMR
MSI
processing
Felix
95
Brunger
structure solution
CNS
0.9
Brunger
refinement
CNS
0.9
750
Bruker
DMX
HIS
1
n
1
HIS
1
A
GLY
2
n
2
GLY
2
A
GLU
3
n
3
GLU
3
A
GLY
4
n
4
GLY
4
A
THR
5
n
5
THR
5
A
PHE
6
n
6
PHE
6
A
THR
7
n
7
THR
7
A
SER
8
n
8
SER
8
A
ASP
9
n
9
ASP
9
A
LEU
10
n
10
LEU
10
A
SER
11
n
11
SER
11
A
LYS
12
n
12
LYS
12
A
GLN
13
n
13
GLN
13
A
MET
14
n
14
MET
14
A
GLU
15
n
15
GLU
15
A
GLU
16
n
16
GLU
16
A
GLU
17
n
17
GLU
17
A
ALA
18
n
18
ALA
18
A
VAL
19
n
19
VAL
19
A
ARG
20
n
20
ARG
20
A
LEU
21
n
21
LEU
21
A
PHE
22
n
22
PHE
22
A
ILE
23
n
23
ILE
23
A
GLU
24
n
24
GLU
24
A
TRP
25
n
25
TRP
25
A
LEU
26
n
26
LEU
26
A
LYS
27
n
27
LYS
27
A
ASN
28
n
28
ASN
28
A
GLY
29
n
29
GLY
29
A
GLY
30
n
30
GLY
30
A
PRO
31
n
31
PRO
31
A
SER
32
n
32
SER
32
A
SER
33
n
33
SER
33
A
GLY
34
n
34
GLY
34
A
ALA
35
n
35
ALA
35
A
PRO
36
n
36
PRO
36
A
PRO
37
n
37
PRO
37
A
PRO
38
n
38
PRO
38
A
SER
39
n
39
SER
39
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
1
A
SER
32
-95.24
44.50
2
A
SER
32
-90.75
46.30
3
A
THR
5
-115.56
67.70
3
A
SER
32
-99.26
41.39
3
A
PRO
38
-89.14
43.68
4
A
GLU
3
70.20
156.21
4
A
THR
5
-94.93
39.63
5
A
GLU
3
63.78
87.49
6
A
PHE
6
-106.14
-62.99
6
A
THR
7
73.53
-57.94
6
A
SER
32
-98.49
34.51
7
A
GLU
3
63.04
95.52
7
A
THR
5
-141.64
49.02
7
A
SER
32
-95.00
33.22
8
A
SER
32
-99.50
39.51
9
A
THR
5
63.62
78.57
10
A
SER
32
-95.88
30.94
11
A
THR
5
-151.58
89.73
11
A
SER
32
-96.21
33.71
12
A
THR
5
70.87
104.12
12
A
SER
32
-92.50
33.93
13
A
THR
5
-113.93
51.44
13
A
PHE
6
-120.84
-60.97
13
A
THR
7
74.19
-55.82
13
A
SER
32
-96.39
40.94
15
A
GLU
3
64.19
103.23
15
A
SER
32
-94.99
42.46
16
A
GLU
3
62.57
89.25
16
A
THR
5
-116.46
50.97
16
A
PHE
6
-162.00
79.28
16
A
SER
32
-97.13
40.82
17
A
SER
32
-96.29
40.95
18
A
THR
5
59.34
86.74
18
A
SER
32
-95.36
50.76
19
A
SER
32
-100.84
41.25
20
A
THR
5
-119.35
73.23
20
A
THR
7
74.01
-55.50
21
A
THR
5
61.44
71.72
21
A
SER
32
-95.84
38.72
22
A
SER
32
-94.92
42.65
23
A
SER
32
-97.22
32.10
24
A
PHE
6
-141.79
-62.07
24
A
THR
7
74.63
-56.99
24
A
SER
32
-88.53
48.68
25
A
THR
5
69.90
103.02
25
A
PHE
6
-102.19
-70.29
25
A
THR
7
71.28
-56.82
25
A
SER
32
-96.84
37.74
26
A
SER
32
-91.00
53.32
27
A
SER
32
-98.34
30.75
28
A
THR
5
67.66
99.89
29
A
THR
5
62.80
79.93
30
A
THR
5
-156.79
38.55
31
A
SER
32
-93.33
41.49
32
A
GLU
3
65.15
79.54
32
A
THR
5
-107.47
49.18
32
A
SER
32
-98.92
38.49
33
A
SER
32
-93.85
34.97
34
A
GLU
3
68.56
155.96
34
A
THR
5
-123.97
-120.53
35
A
THR
5
38.73
66.56
36
A
THR
7
75.96
-55.88
Solution structure of exendin-4 in 30-vol% trifluoroethanol
1
N
N
A
PHE
6
A
PHE
6
HELX_P
A
ASN
28
A
ASN
28
1
1
23
A
GLY
29
A
GLY
29
HELX_P
A
SER
33
A
SER
33
5
2
5
HORMONE/GROWTH FACTOR
Trp-cage, GLP-1, poly-proII, hydrophobic cluster, HORMONE-GROWTH FACTOR COMPLEX
EXE4_HELSU
UNP
1
1
P26349
HGEGTFTSDLSKQMEEEAVRLFIEWLKNGGPSSGAPPPS
1
39
1JRJ
1
39
P26349
A
1
1
39