0.008278
0.000000
0.000000
0.000000
0.008278
0.000000
0.000000
0.000000
0.010272
0.00000
0.00000
0.00000
Akerboom, J.
Velez Rivera, J.D.
Looger, L.L.
Schreiter, E.R.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
8
90.00
90.00
90.00
120.800
120.800
97.350
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
C15 H17 N3 O5
319.313
n
{2-[(1R,2R)-1-amino-2-hydroxypropyl]-4-(4-hydroxybenzylidene)-5-oxo-4,5-dihydro-1H-imidazol-1-yl}acetic acid
PEPTIDE DERIVED CHROMOPHORE
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
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
R
C
N
77
R
C
N
78
N
C
N
79
N
O
N
80
N
C
N
81
N
N
N
82
N
N
N
83
N
C
N
84
N
O
N
85
N
C
N
86
N
C
N
87
N
C
N
88
N
O
N
89
N
C
Y
90
N
C
Y
91
N
C
Y
92
N
C
Y
93
N
C
Y
94
N
C
Y
95
N
C
N
96
N
O
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
H
N
109
N
H
N
110
N
H
N
111
N
H
N
112
N
H
N
113
N
H
N
114
N
H
N
115
N
N
N
116
R
C
N
117
N
C
N
118
N
O
N
119
N
C
N
120
N
S
N
121
N
O
N
122
N
H
N
123
N
H
N
124
N
H
N
125
N
H
N
126
N
H
N
127
N
H
N
128
N
H
N
129
N
N
N
130
S
C
N
131
N
C
N
132
N
O
N
133
N
C
N
134
N
C
N
135
N
C
N
136
N
O
N
137
N
N
N
138
N
O
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
H
N
146
N
H
N
147
N
H
N
148
N
H
N
149
N
N
N
150
S
C
N
151
N
C
N
152
N
O
N
153
N
C
N
154
N
C
N
155
N
C
N
156
N
O
N
157
N
O
N
158
N
O
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
N
N
169
N
C
N
170
N
C
N
171
N
O
N
172
N
O
N
173
N
H
N
174
N
H
N
175
N
H
N
176
N
H
N
177
N
H
N
178
N
N
N
179
S
C
N
180
N
C
N
181
N
O
N
182
N
C
Y
183
N
C
Y
184
N
N
Y
185
N
C
Y
186
N
C
Y
187
N
N
N
188
N
O
N
189
N
H
N
190
N
H
N
191
N
H
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
O
N
200
N
H
N
201
N
H
N
202
N
N
N
203
S
C
N
204
N
C
N
205
N
O
N
206
S
C
N
207
N
C
N
208
N
C
N
209
N
C
N
210
N
O
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
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
N
N
225
S
C
N
226
N
C
N
227
N
O
N
228
N
C
N
229
N
C
N
230
N
C
N
231
N
C
N
232
N
O
N
233
N
H
N
234
N
H
N
235
N
H
N
236
N
H
N
237
N
H
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
N
N
247
S
C
N
248
N
C
N
249
N
O
N
250
N
C
N
251
N
C
N
252
N
C
N
253
N
C
N
254
N
N
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
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
N
N
272
S
C
N
273
N
C
N
274
N
O
N
275
N
C
N
276
N
C
N
277
N
S
N
278
N
C
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
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
H
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
N
N
315
S
C
N
316
N
C
N
317
N
O
N
318
N
C
N
319
N
C
N
320
N
C
N
321
N
O
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
O
N
337
N
O
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
N
N
346
S
C
N
347
N
C
N
348
N
O
N
349
R
C
N
350
N
O
N
351
N
C
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
N
N
363
S
C
N
364
N
C
N
365
N
O
N
366
N
C
Y
367
N
C
Y
368
N
C
Y
369
N
C
Y
370
N
N
Y
371
N
C
Y
372
N
C
Y
373
N
C
Y
374
N
C
Y
375
N
C
N
376
N
O
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
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
N
N
390
S
C
N
391
N
C
N
392
N
O
N
393
N
C
Y
394
N
C
Y
395
N
C
Y
396
N
C
Y
397
N
C
Y
398
N
C
Y
399
N
C
N
400
N
O
N
401
N
O
N
402
N
H
N
403
N
H
N
404
N
H
N
405
N
H
N
406
N
H
N
407
N
H
N
408
N
H
N
409
N
H
N
410
N
H
N
411
N
H
N
412
N
H
N
413
N
N
N
414
S
C
N
415
N
C
N
416
N
O
N
417
N
C
N
418
N
C
N
419
N
C
N
420
N
O
N
421
N
H
N
422
N
H
N
423
N
H
N
424
N
H
N
425
N
H
N
426
N
H
N
427
N
H
N
428
N
H
N
429
N
H
N
430
N
H
N
431
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
Y
75
N
doub
Y
76
N
sing
N
77
N
sing
Y
78
N
sing
Y
79
N
doub
N
80
N
doub
N
81
N
sing
N
82
N
sing
Y
83
N
doub
Y
84
N
sing
N
85
N
sing
N
86
N
sing
N
87
N
sing
N
88
Z
doub
N
89
N
sing
N
90
N
sing
N
91
N
sing
N
92
N
doub
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
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
sing
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
sing
N
117
N
doub
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
sing
N
127
N
sing
N
128
N
sing
N
129
N
sing
N
130
N
doub
N
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
doub
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
sing
N
146
N
sing
N
147
N
sing
N
148
N
sing
N
149
N
doub
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
doub
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
sing
N
167
N
doub
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
doub
N
177
N
sing
N
178
N
sing
N
179
N
sing
N
180
N
sing
Y
181
N
sing
Y
182
N
doub
Y
183
N
doub
N
184
N
sing
Y
185
N
sing
N
186
N
sing
Y
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
doub
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
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
doub
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
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
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
doub
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
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
sing
N
284
N
doub
N
285
N
sing
N
286
N
sing
N
287
N
sing
N
288
N
sing
Y
289
N
doub
Y
290
N
sing
Y
291
N
sing
N
292
N
sing
Y
293
N
doub
N
294
N
sing
Y
295
N
doub
N
296
N
sing
Y
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
doub
N
308
N
sing
N
309
N
sing
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
N
321
N
sing
N
322
N
sing
N
323
N
sing
N
324
N
doub
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
sing
N
332
N
sing
N
333
N
sing
N
334
N
sing
N
335
N
sing
N
336
N
sing
N
337
N
doub
N
338
N
sing
N
339
N
sing
N
340
N
sing
N
341
N
sing
N
342
N
sing
N
343
N
sing
N
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
doub
N
354
N
sing
N
355
N
sing
N
356
N
sing
N
357
N
sing
Y
358
N
doub
Y
359
N
sing
Y
360
N
sing
N
361
N
sing
Y
362
N
doub
Y
363
N
sing
Y
364
N
sing
N
365
N
sing
Y
366
N
sing
Y
367
N
doub
N
368
N
sing
Y
369
N
doub
N
370
N
sing
Y
371
N
sing
N
372
N
sing
N
373
N
sing
N
374
N
sing
N
375
N
sing
N
376
N
sing
N
377
N
sing
N
378
N
sing
N
379
N
sing
N
380
N
sing
N
381
N
doub
N
382
N
sing
N
383
N
sing
N
384
N
sing
N
385
N
sing
Y
386
N
doub
Y
387
N
sing
Y
388
N
sing
N
389
N
sing
Y
390
N
doub
N
391
N
sing
Y
392
N
doub
N
393
N
sing
Y
394
N
sing
N
395
N
sing
N
396
N
sing
N
397
N
sing
N
398
N
sing
N
399
N
sing
N
400
N
sing
N
401
N
sing
N
402
N
sing
N
403
N
sing
N
404
N
sing
N
405
N
doub
N
406
N
sing
N
407
N
sing
N
408
N
sing
N
409
N
sing
N
410
N
sing
N
411
N
sing
N
412
N
sing
N
413
N
sing
N
414
N
sing
N
415
N
sing
N
416
N
sing
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
284
6455
6464
10.1074/jbc.M807657200
19098007
Crystal Structures of the GCaMP Calcium Sensor Reveal the Mechanism of Fluorescence Signal Change and Aid Rational Design
2009
DK
Acta Crystallogr.,Sect.F
1744-3091
64
629
631
Crystallization and preliminary X-ray characterization of the genetically encoded fluorescent calcium indicator protein GCaMP2
2008
10.2210/pdb3ek8/pdb
pdb_00003ek8
100
1
CCD
2008-05-12
RIGAKU SATURN 92
SINGLE WAVELENGTH
M
x-ray
1
1.5418
1.0
1.5418
ROTATING ANODE
RIGAKU RUH3R
50802.754
Myosin light chain kinase, Green fluorescent protein, Calmodulin chimera
T116V, G87R
1
man
polymer
40.078
CALCIUM ION
4
syn
non-polymer
18.015
water
24
nat
water
no
yes
MRGSHHHHHHGMASMTGGQQMGRDLYDDDDKDLATMVDSSRRKWNKTGHAVRAIGRLSSLENVYIMADKQKNGIKANFKI
RHNIEDRGVQLAYHYQQNTPIGDGPVLLPDNHYLSVQSKLSKDPNEKRDHMVLLEFVTAAGITLGMDELYKGGTGGSMVS
KGEELFTGVVPILVELDGDVNGHKFSVSGEGEGDATYGKLTLKFICTTGKLPVPWPTLVTTL(CRO)VQCFSRYPDHMKQ
HDFFKSAMPEGYIQERTIFFKDDGNYKTRAEVKFEGDTLVNRIELKGIDFKEDGNILGHKLEYNTRDQLTEEQIAEFKEA
FSLFDKDGDGTITTKELGTVMRSLGQNPTEAELQDMINEVDADGNGTIDFPEFLTMMARKMKDTDSEEEIREAFRVFDKD
GNGYISAAELRHVMTNLGEKLTDEEVDEMIREADIDGDGQVNYEEFVQMMTAK
MRGSHHHHHHGMASMTGGQQMGRDLYDDDDKDLATMVDSSRRKWNKTGHAVRAIGRLSSLENVYIMADKQKNGIKANFKI
RHNIEDRGVQLAYHYQQNTPIGDGPVLLPDNHYLSVQSKLSKDPNEKRDHMVLLEFVTAAGITLGMDELYKGGTGGSMVS
KGEELFTGVVPILVELDGDVNGHKFSVSGEGEGDATYGKLTLKFICTTGKLPVPWPTLVTTLTYGVQCFSRYPDHMKQHD
FFKSAMPEGYIQERTIFFKDDGNYKTRAEVKFEGDTLVNRIELKGIDFKEDGNILGHKLEYNTRDQLTEEQIAEFKEAFS
LFDKDGDGTITTKELGTVMRSLGQNPTEAELQDMINEVDADGNGTIDFPEFLTMMARKMKDTDSEEEIREAFRVFDKDGN
GYISAAELRHVMTNLGEKLTDEEVDEMIREADIDGDGQVNYEEFVQMMTAK
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
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
calcium-sensor; protein contains circular permuted EGFP, the M13 fragment of myosin light chain kinase, rat calmodulin and a 6xHis-tag from the pRSETA vector
sample
1
61
32630
artificial gene
469008
Escherichia coli
BL21(DE3)
plasmid
Biological sequence
pRSETA
Jellyfish
calcium-sensor; protein contains circular permuted EGFP, the M13 fragment of myosin light chain kinase, rat calmodulin and a 6xHis-tag from the pRSETA vector
sample
62
151
GFP
6100
Aequorea victoria
469008
Escherichia coli
BL21(DE3)
plasmid
Biological sequence
pRSETA
Jellyfish
calcium-sensor; protein contains circular permuted EGFP, the M13 fragment of myosin light chain kinase, rat calmodulin and a 6xHis-tag from the pRSETA vector
sample
160
300
GFP
6100
Aequorea victoria
469008
Escherichia coli
BL21(DE3)
plasmid
Biological sequence
pRSETA
Rat
calcium-sensor; protein contains circular permuted EGFP, the M13 fragment of myosin light chain kinase, rat calmodulin and a 6xHis-tag from the pRSETA vector
sample
303
449
Calm1, Calm, Cam, Cam1, CaMI
10116
Rattus norvegicus
469008
Escherichia coli
BL21(DE3)
plasmid
Biological sequence
pRSETA
1
3.50
64.81
VAPOR DIFFUSION, HANGING DROP
8
0.1 M Magnesium formate dihydrate, 15% w/v Polyethylene glycol 3,350, pH 8, VAPOR DIFFUSION, HANGING DROP, temperature 298K
298
entity_src_gen
struct_ref
struct_ref_seq
struct_ref_seq_dif
chem_comp_atom
chem_comp_bond
database_2
pdbx_initial_refinement_model
struct_conn
struct_site
chem_comp_atom
chem_comp_bond
repository
Initial release
Version format compliance
Database references
Database references
Source and taxonomy
Data collection
Database references
Derived calculations
Refinement description
Data collection
1
0
2008-12-16
1
1
2011-07-13
1
2
2012-10-31
1
3
2017-06-21
1
4
2023-08-30
1
5
2023-11-15
_struct_ref.db_code
_struct_ref.pdbx_db_accession
_struct_ref.pdbx_seq_one_letter_code
_struct_ref_seq.pdbx_db_accession
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_struct_conn.pdbx_dist_value
_struct_conn.pdbx_leaving_atom_flag
_struct_conn.ptnr1_auth_comp_id
_struct_conn.ptnr1_auth_seq_id
_struct_conn.ptnr1_label_atom_id
_struct_conn.ptnr1_label_comp_id
_struct_conn.ptnr1_label_seq_id
_struct_conn.ptnr2_auth_comp_id
_struct_conn.ptnr2_auth_seq_id
_struct_conn.ptnr2_label_atom_id
_struct_conn.ptnr2_label_comp_id
_struct_conn.ptnr2_label_seq_id
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
_chem_comp_atom.atom_id
_chem_comp_bond.atom_id_2
calcium-saturated state of GCaMP2 monomer
calcium-saturated state of GCaMP2 domain-swapped dimer
calcium-saturated GCaMP2 T116V/K387W monomer
RCSB
Y
RCSB
2008-09-19
REL
REL
CA
CALCIUM ION
HOH
water
RESIDUE SER65 HAS BEEN MUTATED TO GLY. RESIDUES GLY65,
TYR66, AND GLY67 CONSTITUTE THE CHROMOPHORE CRO. THE AUTHOR STATES THAT ANY DIFFERENCES WITH DATABASE SEQUENCE LIKELY REPRESENT MUTATIONS INTRODUCED DURING VARIOUS ENGINEERING STEPS.
3EK7
PDB entry 3EK7
PDB
experimental model
CA
1
2
CA
CA
452
A
CA
2
2
CA
CA
453
A
CA
3
2
CA
CA
454
A
CA
4
2
CA
CA
455
A
HOH
1
3
HOH
HOH
456
A
HOH
2
3
HOH
HOH
457
A
HOH
3
3
HOH
HOH
458
A
HOH
4
3
HOH
HOH
459
A
HOH
5
3
HOH
HOH
460
A
HOH
6
3
HOH
HOH
461
A
HOH
7
3
HOH
HOH
462
A
HOH
8
3
HOH
HOH
463
A
HOH
9
3
HOH
HOH
464
A
HOH
10
3
HOH
HOH
465
A
HOH
11
3
HOH
HOH
466
A
HOH
12
3
HOH
HOH
467
A
HOH
13
3
HOH
HOH
468
A
HOH
14
3
HOH
HOH
469
A
HOH
15
3
HOH
HOH
470
A
HOH
16
3
HOH
HOH
471
A
HOH
17
3
HOH
HOH
472
A
HOH
18
3
HOH
HOH
473
A
HOH
19
3
HOH
HOH
474
A
HOH
20
3
HOH
HOH
475
A
HOH
21
3
HOH
HOH
476
A
HOH
22
3
HOH
HOH
477
A
HOH
23
3
HOH
HOH
478
A
HOH
24
3
HOH
HOH
479
A
n
1
1
A
n
2
2
A
n
3
3
A
n
4
4
A
n
5
5
A
n
6
6
A
n
7
7
A
n
8
8
A
n
9
9
A
n
10
10
A
n
11
11
A
n
12
12
A
n
13
13
A
n
14
14
A
n
15
15
A
n
16
16
A
n
17
17
A
n
18
18
A
n
19
19
A
n
20
20
A
n
21
21
A
n
22
22
A
n
23
23
A
n
24
24
A
n
25
25
A
n
26
26
A
n
27
27
A
n
28
28
A
n
29
29
A
n
30
30
A
n
31
31
A
n
32
32
A
n
33
33
A
n
34
34
A
n
35
35
A
n
36
36
A
n
37
37
A
n
38
38
A
n
39
39
A
SER
40
n
40
SER
40
A
ARG
41
n
41
ARG
41
A
ARG
42
n
42
ARG
42
A
LYS
43
n
43
LYS
43
A
TRP
44
n
44
TRP
44
A
ASN
45
n
45
ASN
45
A
LYS
46
n
46
LYS
46
A
THR
47
n
47
THR
47
A
GLY
48
n
48
GLY
48
A
HIS
49
n
49
HIS
49
A
ALA
50
n
50
ALA
50
A
VAL
51
n
51
VAL
51
A
ARG
52
n
52
ARG
52
A
ALA
53
n
53
ALA
53
A
ILE
54
n
54
ILE
54
A
GLY
55
n
55
GLY
55
A
ARG
56
n
56
ARG
56
A
LEU
57
n
57
LEU
57
A
SER
58
n
58
SER
58
A
SER
59
n
59
SER
59
A
LEU
60
n
60
LEU
60
A
GLU
61
n
61
GLU
61
A
ASN
62
n
62
ASN
62
A
VAL
63
n
63
VAL
63
A
TYR
64
n
64
TYR
64
A
ILE
65
n
65
ILE
65
A
MET
66
n
66
MET
66
A
ALA
67
n
67
ALA
67
A
ASP
68
n
68
ASP
68
A
LYS
69
n
69
LYS
69
A
GLN
70
n
70
GLN
70
A
LYS
71
n
71
LYS
71
A
ASN
72
n
72
ASN
72
A
GLY
73
n
73
GLY
73
A
ILE
74
n
74
ILE
74
A
LYS
75
n
75
LYS
75
A
ALA
76
n
76
ALA
76
A
ASN
77
n
77
ASN
77
A
PHE
78
n
78
PHE
78
A
LYS
79
n
79
LYS
79
A
ILE
80
n
80
ILE
80
A
ARG
81
n
81
ARG
81
A
HIS
82
n
82
HIS
82
A
ASN
83
n
83
ASN
83
A
ILE
84
n
84
ILE
84
A
GLU
85
n
85
GLU
85
A
ASP
86
n
86
ASP
86
A
ARG
87
n
87
ARG
87
A
GLY
88
n
88
GLY
88
A
VAL
89
n
89
VAL
89
A
GLN
90
n
90
GLN
90
A
LEU
91
n
91
LEU
91
A
ALA
92
n
92
ALA
92
A
TYR
93
n
93
TYR
93
A
HIS
94
n
94
HIS
94
A
TYR
95
n
95
TYR
95
A
GLN
96
n
96
GLN
96
A
GLN
97
n
97
GLN
97
A
ASN
98
n
98
ASN
98
A
THR
99
n
99
THR
99
A
PRO
100
n
100
PRO
100
A
ILE
101
n
101
ILE
101
A
GLY
102
n
102
GLY
102
A
ASP
103
n
103
ASP
103
A
GLY
104
n
104
GLY
104
A
PRO
105
n
105
PRO
105
A
VAL
106
n
106
VAL
106
A
LEU
107
n
107
LEU
107
A
LEU
108
n
108
LEU
108
A
PRO
109
n
109
PRO
109
A
ASP
110
n
110
ASP
110
A
ASN
111
n
111
ASN
111
A
HIS
112
n
112
HIS
112
A
TYR
113
n
113
TYR
113
A
LEU
114
n
114
LEU
114
A
SER
115
n
115
SER
115
A
VAL
116
n
116
VAL
116
A
GLN
117
n
117
GLN
117
A
SER
118
n
118
SER
118
A
LYS
119
n
119
LYS
119
A
LEU
120
n
120
LEU
120
A
SER
121
n
121
SER
121
A
LYS
122
n
122
LYS
122
A
ASP
123
n
123
ASP
123
A
PRO
124
n
124
PRO
124
A
ASN
125
n
125
ASN
125
A
GLU
126
n
126
GLU
126
A
LYS
127
n
127
LYS
127
A
ARG
128
n
128
ARG
128
A
ASP
129
n
129
ASP
129
A
HIS
130
n
130
HIS
130
A
MET
131
n
131
MET
131
A
VAL
132
n
132
VAL
132
A
LEU
133
n
133
LEU
133
A
LEU
134
n
134
LEU
134
A
GLU
135
n
135
GLU
135
A
PHE
136
n
136
PHE
136
A
VAL
137
n
137
VAL
137
A
THR
138
n
138
THR
138
A
ALA
139
n
139
ALA
139
A
ALA
140
n
140
ALA
140
A
GLY
141
n
141
GLY
141
A
ILE
142
n
142
ILE
142
A
THR
143
n
143
THR
143
A
LEU
144
n
144
LEU
144
A
n
145
145
A
n
146
146
A
n
147
147
A
n
148
148
A
n
149
149
A
n
150
150
A
n
151
151
A
n
152
152
A
n
153
153
A
n
154
154
A
n
155
155
A
n
156
156
A
n
157
157
A
n
158
158
A
VAL
159
n
159
VAL
159
A
SER
160
n
160
SER
160
A
LYS
161
n
161
LYS
161
A
GLY
162
n
162
GLY
162
A
GLU
163
n
163
GLU
163
A
GLU
164
n
164
GLU
164
A
LEU
165
n
165
LEU
165
A
PHE
166
n
166
PHE
166
A
THR
167
n
167
THR
167
A
GLY
168
n
168
GLY
168
A
VAL
169
n
169
VAL
169
A
VAL
170
n
170
VAL
170
A
PRO
171
n
171
PRO
171
A
ILE
172
n
172
ILE
172
A
LEU
173
n
173
LEU
173
A
VAL
174
n
174
VAL
174
A
GLU
175
n
175
GLU
175
A
LEU
176
n
176
LEU
176
A
ASP
177
n
177
ASP
177
A
GLY
178
n
178
GLY
178
A
ASP
179
n
179
ASP
179
A
VAL
180
n
180
VAL
180
A
ASN
181
n
181
ASN
181
A
GLY
182
n
182
GLY
182
A
HIS
183
n
183
HIS
183
A
LYS
184
n
184
LYS
184
A
PHE
185
n
185
PHE
185
A
SER
186
n
186
SER
186
A
VAL
187
n
187
VAL
187
A
SER
188
n
188
SER
188
A
GLY
189
n
189
GLY
189
A
GLU
190
n
190
GLU
190
A
GLY
191
n
191
GLY
191
A
GLU
192
n
192
GLU
192
A
GLY
193
n
193
GLY
193
A
ASP
194
n
194
ASP
194
A
ALA
195
n
195
ALA
195
A
THR
196
n
196
THR
196
A
TYR
197
n
197
TYR
197
A
GLY
198
n
198
GLY
198
A
LYS
199
n
199
LYS
199
A
LEU
200
n
200
LEU
200
A
THR
201
n
201
THR
201
A
LEU
202
n
202
LEU
202
A
LYS
203
n
203
LYS
203
A
PHE
204
n
204
PHE
204
A
ILE
205
n
205
ILE
205
A
CYS
206
n
206
CYS
206
A
THR
207
n
207
THR
207
A
THR
208
n
208
THR
208
A
GLY
209
n
209
GLY
209
A
LYS
210
n
210
LYS
210
A
LEU
211
n
211
LEU
211
A
PRO
212
n
212
PRO
212
A
VAL
213
n
213
VAL
213
A
PRO
214
n
214
PRO
214
A
TRP
215
n
215
TRP
215
A
PRO
216
n
216
PRO
216
A
THR
217
n
217
THR
217
A
LEU
218
n
218
LEU
218
A
VAL
219
n
219
VAL
219
A
THR
220
n
220
THR
220
A
THR
221
n
221
THR
221
A
LEU
222
n
222
LEU
222
A
CRO
224
n
223
CRO
224
A
VAL
226
n
224
VAL
226
A
GLN
227
n
225
GLN
227
A
CYS
228
n
226
CYS
228
A
PHE
229
n
227
PHE
229
A
SER
230
n
228
SER
230
A
ARG
231
n
229
ARG
231
A
TYR
232
n
230
TYR
232
A
PRO
233
n
231
PRO
233
A
ASP
234
n
232
ASP
234
A
HIS
235
n
233
HIS
235
A
MET
236
n
234
MET
236
A
LYS
237
n
235
LYS
237
A
GLN
238
n
236
GLN
238
A
HIS
239
n
237
HIS
239
A
ASP
240
n
238
ASP
240
A
PHE
241
n
239
PHE
241
A
PHE
242
n
240
PHE
242
A
LYS
243
n
241
LYS
243
A
SER
244
n
242
SER
244
A
ALA
245
n
243
ALA
245
A
MET
246
n
244
MET
246
A
PRO
247
n
245
PRO
247
A
GLU
248
n
246
GLU
248
A
GLY
249
n
247
GLY
249
A
TYR
250
n
248
TYR
250
A
ILE
251
n
249
ILE
251
A
GLN
252
n
250
GLN
252
A
GLU
253
n
251
GLU
253
A
ARG
254
n
252
ARG
254
A
THR
255
n
253
THR
255
A
ILE
256
n
254
ILE
256
A
PHE
257
n
255
PHE
257
A
PHE
258
n
256
PHE
258
A
LYS
259
n
257
LYS
259
A
ASP
260
n
258
ASP
260
A
ASP
261
n
259
ASP
261
A
GLY
262
n
260
GLY
262
A
ASN
263
n
261
ASN
263
A
TYR
264
n
262
TYR
264
A
LYS
265
n
263
LYS
265
A
THR
266
n
264
THR
266
A
ARG
267
n
265
ARG
267
A
ALA
268
n
266
ALA
268
A
GLU
269
n
267
GLU
269
A
VAL
270
n
268
VAL
270
A
LYS
271
n
269
LYS
271
A
PHE
272
n
270
PHE
272
A
GLU
273
n
271
GLU
273
A
GLY
274
n
272
GLY
274
A
ASP
275
n
273
ASP
275
A
THR
276
n
274
THR
276
A
LEU
277
n
275
LEU
277
A
VAL
278
n
276
VAL
278
A
ASN
279
n
277
ASN
279
A
ARG
280
n
278
ARG
280
A
ILE
281
n
279
ILE
281
A
GLU
282
n
280
GLU
282
A
LEU
283
n
281
LEU
283
A
LYS
284
n
282
LYS
284
A
GLY
285
n
283
GLY
285
A
ILE
286
n
284
ILE
286
A
ASP
287
n
285
ASP
287
A
PHE
288
n
286
PHE
288
A
LYS
289
n
287
LYS
289
A
GLU
290
n
288
GLU
290
A
ASP
291
n
289
ASP
291
A
GLY
292
n
290
GLY
292
A
ASN
293
n
291
ASN
293
A
ILE
294
n
292
ILE
294
A
LEU
295
n
293
LEU
295
A
GLY
296
n
294
GLY
296
A
HIS
297
n
295
HIS
297
A
LYS
298
n
296
LYS
298
A
LEU
299
n
297
LEU
299
A
GLU
300
n
298
GLU
300
A
TYR
301
n
299
TYR
301
A
ASN
302
n
300
ASN
302
A
THR
303
n
301
THR
303
A
ARG
304
n
302
ARG
304
A
ASP
305
n
303
ASP
305
A
GLN
306
n
304
GLN
306
A
LEU
307
n
305
LEU
307
A
THR
308
n
306
THR
308
A
GLU
309
n
307
GLU
309
A
GLU
310
n
308
GLU
310
A
GLN
311
n
309
GLN
311
A
ILE
312
n
310
ILE
312
A
ALA
313
n
311
ALA
313
A
GLU
314
n
312
GLU
314
A
PHE
315
n
313
PHE
315
A
LYS
316
n
314
LYS
316
A
GLU
317
n
315
GLU
317
A
ALA
318
n
316
ALA
318
A
PHE
319
n
317
PHE
319
A
SER
320
n
318
SER
320
A
LEU
321
n
319
LEU
321
A
PHE
322
n
320
PHE
322
A
ASP
323
n
321
ASP
323
A
LYS
324
n
322
LYS
324
A
ASP
325
n
323
ASP
325
A
GLY
326
n
324
GLY
326
A
ASP
327
n
325
ASP
327
A
GLY
328
n
326
GLY
328
A
THR
329
n
327
THR
329
A
ILE
330
n
328
ILE
330
A
THR
331
n
329
THR
331
A
THR
332
n
330
THR
332
A
LYS
333
n
331
LYS
333
A
GLU
334
n
332
GLU
334
A
LEU
335
n
333
LEU
335
A
GLY
336
n
334
GLY
336
A
THR
337
n
335
THR
337
A
VAL
338
n
336
VAL
338
A
MET
339
n
337
MET
339
A
ARG
340
n
338
ARG
340
A
SER
341
n
339
SER
341
A
LEU
342
n
340
LEU
342
A
GLY
343
n
341
GLY
343
A
GLN
344
n
342
GLN
344
A
ASN
345
n
343
ASN
345
A
PRO
346
n
344
PRO
346
A
THR
347
n
345
THR
347
A
GLU
348
n
346
GLU
348
A
ALA
349
n
347
ALA
349
A
GLU
350
n
348
GLU
350
A
LEU
351
n
349
LEU
351
A
GLN
352
n
350
GLN
352
A
ASP
353
n
351
ASP
353
A
MET
354
n
352
MET
354
A
ILE
355
n
353
ILE
355
A
ASN
356
n
354
ASN
356
A
GLU
357
n
355
GLU
357
A
VAL
358
n
356
VAL
358
A
ASP
359
n
357
ASP
359
A
ALA
360
n
358
ALA
360
A
ASP
361
n
359
ASP
361
A
GLY
362
n
360
GLY
362
A
ASN
363
n
361
ASN
363
A
GLY
364
n
362
GLY
364
A
THR
365
n
363
THR
365
A
ILE
366
n
364
ILE
366
A
ASP
367
n
365
ASP
367
A
PHE
368
n
366
PHE
368
A
PRO
369
n
367
PRO
369
A
GLU
370
n
368
GLU
370
A
PHE
371
n
369
PHE
371
A
LEU
372
n
370
LEU
372
A
THR
373
n
371
THR
373
A
MET
374
n
372
MET
374
A
MET
375
n
373
MET
375
A
ALA
376
n
374
ALA
376
A
ARG
377
n
375
ARG
377
A
LYS
378
n
376
LYS
378
A
MET
379
n
377
MET
379
A
LYS
380
n
378
LYS
380
A
ASP
381
n
379
ASP
381
A
THR
382
n
380
THR
382
A
ASP
383
n
381
ASP
383
A
SER
384
n
382
SER
384
A
GLU
385
n
383
GLU
385
A
GLU
386
n
384
GLU
386
A
GLU
387
n
385
GLU
387
A
ILE
388
n
386
ILE
388
A
ARG
389
n
387
ARG
389
A
GLU
390
n
388
GLU
390
A
ALA
391
n
389
ALA
391
A
PHE
392
n
390
PHE
392
A
ARG
393
n
391
ARG
393
A
VAL
394
n
392
VAL
394
A
PHE
395
n
393
PHE
395
A
ASP
396
n
394
ASP
396
A
LYS
397
n
395
LYS
397
A
ASP
398
n
396
ASP
398
A
GLY
399
n
397
GLY
399
A
ASN
400
n
398
ASN
400
A
GLY
401
n
399
GLY
401
A
TYR
402
n
400
TYR
402
A
ILE
403
n
401
ILE
403
A
SER
404
n
402
SER
404
A
ALA
405
n
403
ALA
405
A
ALA
406
n
404
ALA
406
A
GLU
407
n
405
GLU
407
A
LEU
408
n
406
LEU
408
A
ARG
409
n
407
ARG
409
A
HIS
410
n
408
HIS
410
A
VAL
411
n
409
VAL
411
A
MET
412
n
410
MET
412
A
THR
413
n
411
THR
413
A
ASN
414
n
412
ASN
414
A
LEU
415
n
413
LEU
415
A
GLY
416
n
414
GLY
416
A
GLU
417
n
415
GLU
417
A
LYS
418
n
416
LYS
418
A
LEU
419
n
417
LEU
419
A
THR
420
n
418
THR
420
A
ASP
421
n
419
ASP
421
A
GLU
422
n
420
GLU
422
A
GLU
423
n
421
GLU
423
A
VAL
424
n
422
VAL
424
A
ASP
425
n
423
ASP
425
A
GLU
426
n
424
GLU
426
A
MET
427
n
425
MET
427
A
ILE
428
n
426
ILE
428
A
ARG
429
n
427
ARG
429
A
GLU
430
n
428
GLU
430
A
ALA
431
n
429
ALA
431
A
ASP
432
n
430
ASP
432
A
ILE
433
n
431
ILE
433
A
ASP
434
n
432
ASP
434
A
GLY
435
n
433
GLY
435
A
ASP
436
n
434
ASP
436
A
GLY
437
n
435
GLY
437
A
GLN
438
n
436
GLN
438
A
VAL
439
n
437
VAL
439
A
ASN
440
n
438
ASN
440
A
TYR
441
n
439
TYR
441
A
GLU
442
n
440
GLU
442
A
GLU
443
n
441
GLU
443
A
PHE
444
n
442
PHE
444
A
VAL
445
n
443
VAL
445
A
GLN
446
n
444
GLN
446
A
MET
447
n
445
MET
447
A
MET
448
n
446
MET
448
A
THR
449
n
447
THR
449
A
n
448
450
A
n
449
451
A
author_and_software_defined_assembly
PISA
1
monomeric
A
ASP
323
A
OD1
ASP
321
1_555
A
CA
452
B
CA
CA
1_555
A
ASP
325
A
OD1
ASP
323
1_555
76.7
A
ASP
323
A
OD1
ASP
321
1_555
A
CA
452
B
CA
CA
1_555
A
ASP
327
A
OD1
ASP
325
1_555
78.7
A
ASP
325
A
OD1
ASP
323
1_555
A
CA
452
B
CA
CA
1_555
A
ASP
327
A
OD1
ASP
325
1_555
79.8
A
ASP
323
A
OD1
ASP
321
1_555
A
CA
452
B
CA
CA
1_555
A
THR
329
A
O
THR
327
1_555
77.4
A
ASP
325
A
OD1
ASP
323
1_555
A
CA
452
B
CA
CA
1_555
A
THR
329
A
O
THR
327
1_555
147.9
A
ASP
327
A
OD1
ASP
325
1_555
A
CA
452
B
CA
CA
1_555
A
THR
329
A
O
THR
327
1_555
76.8
A
ASP
323
A
OD1
ASP
321
1_555
A
CA
452
B
CA
CA
1_555
A
GLU
334
A
OE1
GLU
332
1_555
91.5
A
ASP
325
A
OD1
ASP
323
1_555
A
CA
452
B
CA
CA
1_555
A
GLU
334
A
OE1
GLU
332
1_555
76.1
A
ASP
327
A
OD1
ASP
325
1_555
A
CA
452
B
CA
CA
1_555
A
GLU
334
A
OE1
GLU
332
1_555
155.6
A
THR
329
A
O
THR
327
1_555
A
CA
452
B
CA
CA
1_555
A
GLU
334
A
OE1
GLU
332
1_555
123.2
A
ASP
323
A
OD1
ASP
321
1_555
A
CA
452
B
CA
CA
1_555
A
GLU
334
A
OE2
GLU
332
1_555
107.1
A
ASP
325
A
OD1
ASP
323
1_555
A
CA
452
B
CA
CA
1_555
A
GLU
334
A
OE2
GLU
332
1_555
129.1
A
ASP
327
A
OD1
ASP
325
1_555
A
CA
452
B
CA
CA
1_555
A
GLU
334
A
OE2
GLU
332
1_555
151.0
A
THR
329
A
O
THR
327
1_555
A
CA
452
B
CA
CA
1_555
A
GLU
334
A
OE2
GLU
332
1_555
76.9
A
GLU
334
A
OE1
GLU
332
1_555
A
CA
452
B
CA
CA
1_555
A
GLU
334
A
OE2
GLU
332
1_555
53.3
A
ASP
359
A
OD2
ASP
357
1_555
A
CA
453
C
CA
CA
1_555
A
ASP
361
A
OD1
ASP
359
1_555
78.0
A
ASP
359
A
OD2
ASP
357
1_555
A
CA
453
C
CA
CA
1_555
A
ASN
363
A
OD1
ASN
361
1_555
84.5
A
ASP
361
A
OD1
ASP
359
1_555
A
CA
453
C
CA
CA
1_555
A
ASN
363
A
OD1
ASN
361
1_555
78.3
A
ASP
359
A
OD2
ASP
357
1_555
A
CA
453
C
CA
CA
1_555
A
THR
365
A
O
THR
363
1_555
88.8
A
ASP
361
A
OD1
ASP
359
1_555
A
CA
453
C
CA
CA
1_555
A
THR
365
A
O
THR
363
1_555
147.1
A
ASN
363
A
OD1
ASN
361
1_555
A
CA
453
C
CA
CA
1_555
A
THR
365
A
O
THR
363
1_555
70.5
A
ASP
359
A
OD2
ASP
357
1_555
A
CA
453
C
CA
CA
1_555
A
ASP
367
A
OD1
ASP
365
1_555
173.2
A
ASP
361
A
OD1
ASP
359
1_555
A
CA
453
C
CA
CA
1_555
A
ASP
367
A
OD1
ASP
365
1_555
103.1
A
ASN
363
A
OD1
ASN
361
1_555
A
CA
453
C
CA
CA
1_555
A
ASP
367
A
OD1
ASP
365
1_555
89.1
A
THR
365
A
O
THR
363
1_555
A
CA
453
C
CA
CA
1_555
A
ASP
367
A
OD1
ASP
365
1_555
86.9
A
ASP
359
A
OD2
ASP
357
1_555
A
CA
453
C
CA
CA
1_555
A
GLU
370
A
OE1
GLU
368
1_555
109.8
A
ASP
361
A
OD1
ASP
359
1_555
A
CA
453
C
CA
CA
1_555
A
GLU
370
A
OE1
GLU
368
1_555
132.5
A
ASN
363
A
OD1
ASN
361
1_555
A
CA
453
C
CA
CA
1_555
A
GLU
370
A
OE1
GLU
368
1_555
147.2
A
THR
365
A
O
THR
363
1_555
A
CA
453
C
CA
CA
1_555
A
GLU
370
A
OE1
GLU
368
1_555
80.3
A
ASP
367
A
OD1
ASP
365
1_555
A
CA
453
C
CA
CA
1_555
A
GLU
370
A
OE1
GLU
368
1_555
74.5
A
ASP
359
A
OD2
ASP
357
1_555
A
CA
453
C
CA
CA
1_555
A
GLU
370
A
OE2
GLU
368
1_555
93.3
A
ASP
361
A
OD1
ASP
359
1_555
A
CA
453
C
CA
CA
1_555
A
GLU
370
A
OE2
GLU
368
1_555
79.2
A
ASN
363
A
OD1
ASN
361
1_555
A
CA
453
C
CA
CA
1_555
A
GLU
370
A
OE2
GLU
368
1_555
157.3
A
THR
365
A
O
THR
363
1_555
A
CA
453
C
CA
CA
1_555
A
GLU
370
A
OE2
GLU
368
1_555
132.1
A
ASP
367
A
OD1
ASP
365
1_555
A
CA
453
C
CA
CA
1_555
A
GLU
370
A
OE2
GLU
368
1_555
93.4
A
GLU
370
A
OE1
GLU
368
1_555
A
CA
453
C
CA
CA
1_555
A
GLU
370
A
OE2
GLU
368
1_555
54.1
A
ASP
396
A
OD2
ASP
394
1_555
A
CA
454
D
CA
CA
1_555
A
ASP
398
A
OD2
ASP
396
1_555
77.9
A
ASP
396
A
OD2
ASP
394
1_555
A
CA
454
D
CA
CA
1_555
A
ASN
400
A
OD1
ASN
398
1_555
72.3
A
ASP
398
A
OD2
ASP
396
1_555
A
CA
454
D
CA
CA
1_555
A
ASN
400
A
OD1
ASN
398
1_555
78.3
A
ASP
396
A
OD2
ASP
394
1_555
A
CA
454
D
CA
CA
1_555
A
TYR
402
A
O
TYR
400
1_555
81.4
A
ASP
398
A
OD2
ASP
396
1_555
A
CA
454
D
CA
CA
1_555
A
TYR
402
A
O
TYR
400
1_555
148.2
A
ASN
400
A
OD1
ASN
398
1_555
A
CA
454
D
CA
CA
1_555
A
TYR
402
A
O
TYR
400
1_555
72.6
A
ASP
396
A
OD2
ASP
394
1_555
A
CA
454
D
CA
CA
1_555
A
GLU
407
A
OE1
GLU
405
1_555
96.6
A
ASP
398
A
OD2
ASP
396
1_555
A
CA
454
D
CA
CA
1_555
A
GLU
407
A
OE1
GLU
405
1_555
81.6
A
ASN
400
A
OD1
ASN
398
1_555
A
CA
454
D
CA
CA
1_555
A
GLU
407
A
OE1
GLU
405
1_555
158.7
A
TYR
402
A
O
TYR
400
1_555
A
CA
454
D
CA
CA
1_555
A
GLU
407
A
OE1
GLU
405
1_555
124.8
A
ASP
396
A
OD2
ASP
394
1_555
A
CA
454
D
CA
CA
1_555
A
GLU
407
A
OE2
GLU
405
1_555
108.8
A
ASP
398
A
OD2
ASP
396
1_555
A
CA
454
D
CA
CA
1_555
A
GLU
407
A
OE2
GLU
405
1_555
135.4
A
ASN
400
A
OD1
ASN
398
1_555
A
CA
454
D
CA
CA
1_555
A
GLU
407
A
OE2
GLU
405
1_555
146.3
A
TYR
402
A
O
TYR
400
1_555
A
CA
454
D
CA
CA
1_555
A
GLU
407
A
OE2
GLU
405
1_555
74.3
A
GLU
407
A
OE1
GLU
405
1_555
A
CA
454
D
CA
CA
1_555
A
GLU
407
A
OE2
GLU
405
1_555
54.1
A
ASP
432
A
OD1
ASP
430
1_555
A
CA
455
E
CA
CA
1_555
A
ASP
434
A
OD2
ASP
432
1_555
95.4
A
ASP
432
A
OD1
ASP
430
1_555
A
CA
455
E
CA
CA
1_555
A
ASP
436
A
OD1
ASP
434
1_555
134.2
A
ASP
434
A
OD2
ASP
432
1_555
A
CA
455
E
CA
CA
1_555
A
ASP
436
A
OD1
ASP
434
1_555
68.2
A
ASP
432
A
OD1
ASP
430
1_555
A
CA
455
E
CA
CA
1_555
A
GLN
438
A
O
GLN
436
1_555
81.6
A
ASP
434
A
OD2
ASP
432
1_555
A
CA
455
E
CA
CA
1_555
A
GLN
438
A
O
GLN
436
1_555
172.9
A
ASP
436
A
OD1
ASP
434
1_555
A
CA
455
E
CA
CA
1_555
A
GLN
438
A
O
GLN
436
1_555
109.3
A
ASP
432
A
OD1
ASP
430
1_555
A
CA
455
E
CA
CA
1_555
A
GLU
443
A
OE1
GLU
441
1_555
118.1
A
ASP
434
A
OD2
ASP
432
1_555
A
CA
455
E
CA
CA
1_555
A
GLU
443
A
OE1
GLU
441
1_555
108.6
A
ASP
436
A
OD1
ASP
434
1_555
A
CA
455
E
CA
CA
1_555
A
GLU
443
A
OE1
GLU
441
1_555
107.7
A
GLN
438
A
O
GLN
436
1_555
A
CA
455
E
CA
CA
1_555
A
GLU
443
A
OE1
GLU
441
1_555
78.5
A
ASP
432
A
OD1
ASP
430
1_555
A
CA
455
E
CA
CA
1_555
A
GLU
443
A
OE2
GLU
441
1_555
82.6
A
ASP
434
A
OD2
ASP
432
1_555
A
CA
455
E
CA
CA
1_555
A
GLU
443
A
OE2
GLU
441
1_555
82.0
A
ASP
436
A
OD1
ASP
434
1_555
A
CA
455
E
CA
CA
1_555
A
GLU
443
A
OE2
GLU
441
1_555
132.7
A
GLN
438
A
O
GLN
436
1_555
A
CA
455
E
CA
CA
1_555
A
GLU
443
A
OE2
GLU
441
1_555
103.9
A
GLU
443
A
OE1
GLU
441
1_555
A
CA
455
E
CA
CA
1_555
A
GLU
443
A
OE2
GLU
441
1_555
47.9
A
CRO
224
chromophore
A
CRO
223
SER
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
ASP
68
A
N
ASP
68
A
O
GLY
73
A
O
GLY
73
A
N
HIS
82
A
N
HIS
82
A
O
GLN
90
A
O
GLN
90
A
N
THR
99
A
N
THR
99
A
O
ILE
251
A
O
ILE
249
A
N
ARG
254
A
N
ARG
252
A
O
THR
266
A
O
THR
264
A
N
LYS
271
A
N
LYS
269
A
O
VAL
278
A
O
VAL
276
A
O
GLY
285
A
O
GLY
283
A
N
ASP
179
A
N
ASP
179
A
N
ILE
172
A
N
ILE
172
A
O
GLY
191
A
O
GLY
191
A
N
ASP
194
A
N
ASP
194
A
O
LYS
199
A
O
LYS
199
A
O
LEU
202
A
O
LEU
202
A
N
LEU
133
A
N
LEU
133
A
O
VAL
132
A
O
VAL
132
A
N
SER
121
A
N
SER
121
A
O
HIS
112
A
O
HIS
112
A
N
ILE
65
A
N
ILE
65
A
N
ILE
330
A
N
ILE
328
A
O
ILE
366
A
O
ILE
364
A
N
ILE
403
A
N
ILE
401
A
O
VAL
439
A
O
VAL
437
1
A
MET
1
A
MET
1
1
Y
1
A
ARG
2
A
ARG
2
1
Y
1
A
GLY
3
A
GLY
3
1
Y
1
A
SER
4
A
SER
4
1
Y
1
A
HIS
5
A
HIS
5
1
Y
1
A
HIS
6
A
HIS
6
1
Y
1
A
HIS
7
A
HIS
7
1
Y
1
A
HIS
8
A
HIS
8
1
Y
1
A
HIS
9
A
HIS
9
1
Y
1
A
HIS
10
A
HIS
10
1
Y
1
A
GLY
11
A
GLY
11
1
Y
1
A
MET
12
A
MET
12
1
Y
1
A
ALA
13
A
ALA
13
1
Y
1
A
SER
14
A
SER
14
1
Y
1
A
MET
15
A
MET
15
1
Y
1
A
THR
16
A
THR
16
1
Y
1
A
GLY
17
A
GLY
17
1
Y
1
A
GLY
18
A
GLY
18
1
Y
1
A
GLN
19
A
GLN
19
1
Y
1
A
GLN
20
A
GLN
20
1
Y
1
A
MET
21
A
MET
21
1
Y
1
A
GLY
22
A
GLY
22
1
Y
1
A
ARG
23
A
ARG
23
1
Y
1
A
ASP
24
A
ASP
24
1
Y
1
A
LEU
25
A
LEU
25
1
Y
1
A
TYR
26
A
TYR
26
1
Y
1
A
ASP
27
A
ASP
27
1
Y
1
A
ASP
28
A
ASP
28
1
Y
1
A
ASP
29
A
ASP
29
1
Y
1
A
ASP
30
A
ASP
30
1
Y
1
A
LYS
31
A
LYS
31
1
Y
1
A
ASP
32
A
ASP
32
1
Y
1
A
LEU
33
A
LEU
33
1
Y
1
A
ALA
34
A
ALA
34
1
Y
1
A
THR
35
A
THR
35
1
Y
1
A
MET
36
A
MET
36
1
Y
1
A
VAL
37
A
VAL
37
1
Y
1
A
ASP
38
A
ASP
38
1
Y
1
A
SER
39
A
SER
39
1
Y
1
A
GLY
145
A
GLY
145
1
Y
1
A
MET
146
A
MET
146
1
Y
1
A
ASP
147
A
ASP
147
1
Y
1
A
GLU
148
A
GLU
148
1
Y
1
A
LEU
149
A
LEU
149
1
Y
1
A
TYR
150
A
TYR
150
1
Y
1
A
LYS
151
A
LYS
151
1
Y
1
A
GLY
152
A
GLY
152
1
Y
1
A
GLY
153
A
GLY
153
1
Y
1
A
THR
154
A
THR
154
1
Y
1
A
GLY
155
A
GLY
155
1
Y
1
A
GLY
156
A
GLY
156
1
Y
1
A
SER
157
A
SER
157
1
Y
1
A
MET
158
A
MET
158
1
Y
1
A
ALA
450
A
ALA
448
1
Y
1
A
LYS
451
A
LYS
449
1
Y
1
A
A
NH2
OE2
ARG
GLU
56
357
2.19
1
A
ARG
42
-60.19
13.33
1
A
GLU
85
-37.01
117.72
1
A
ASP
86
83.80
-64.06
1
A
ILE
294
-79.80
-72.99
1
A
THR
303
-46.56
106.64
1
A
ARG
304
-51.38
95.70
1
A
ASP
305
50.08
175.05
1
A
ASN
345
-161.50
81.42
1
A
ASP
396
-62.27
64.06
1
A
ILE
433
-58.60
-70.77
38.663
0.36
0.00
0.00
0.36
0.00
-0.72
0.917
0.870
HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS
0.26553
0.22359
0.22569
2.80
29.30
934
17372
5.1
99.97
1.00
0.50
11.575
0.229
RANDOM
1
THROUGHOUT
MOLECULAR REPLACEMENT
0.527
0.324
0.80
0.80
1.20
PDB entry 3EK7
MAXIMUM LIKELIHOOD
MASK
2.80
29.30
24
3176
4
0
3148
0.011
0.022
3212
1.355
1.966
4330
6.144
5.000
392
38.686
25.212
165
20.256
15.000
584
20.433
15.000
18
0.081
0.200
469
0.004
0.020
2452
0.217
0.200
1368
0.306
0.200
2177
0.147
0.200
121
0.109
0.200
11
0.155
0.200
27
0.139
0.200
4
0.654
1.500
1983
1.180
2.000
3140
1.383
3.000
1338
2.346
4.500
1189
0.320
0.291
2.872
70
1258
20
100.00
2.8
29.3
3EK8
18310
0.184
1
11.94
100
2.80
2.90
3.5
0.573
1
12.04
100
data scaling
Jim W. Pflugrath
Jim.Pflugrath@Rigaku.com
http://www.rigaku.com/software/dtrek.html
d*TREK
package
phasing
Randy J. Read
cimr-phaser@lists.cam.ac.uk
http://www-structmed.cimr.cam.ac.uk/phaser/
PHASER
program
refinement
Garib N. Murshudov
garib@ysbl.york.ac.uk
Fortran_77
http://www.ccp4.ac.uk/dist/html/refmac5.html
REFMAC
program
5.2.0019
data extraction
PDB
help@deposit.rcsb.org
June 11, 2008
C++
http://sw-tools.pdb.org/apps/PDB_EXTRACT/
PDB_EXTRACT
package
3.006
data collection
CrystalClear
data reduction
d*TREK
Calcium-saturated GCaMP2 T116V/G87R mutant monomer
1
N
N
2
N
N
2
N
N
2
N
N
2
N
N
3
N
N
A
ARG
41
A
ARG
41
HELX_P
A
SER
59
A
SER
59
1
1
19
A
LYS
69
A
LYS
69
HELX_P
A
ASN
72
A
ASN
72
5
2
4
A
LYS
161
A
LYS
161
HELX_P
A
THR
167
A
THR
167
5
3
7
A
PRO
214
A
PRO
214
HELX_P
A
VAL
219
A
VAL
219
5
4
6
A
VAL
226
A
VAL
224
HELX_P
A
SER
230
A
SER
228
5
5
5
A
PRO
233
A
PRO
231
HELX_P
A
HIS
239
A
HIS
237
5
6
7
A
ASP
240
A
ASP
238
HELX_P
A
ALA
245
A
ALA
243
1
7
6
A
THR
308
A
THR
306
HELX_P
A
ASP
323
A
ASP
321
1
8
16
A
THR
331
A
THR
329
HELX_P
A
SER
341
A
SER
339
1
9
11
A
THR
347
A
THR
345
HELX_P
A
GLU
357
A
GLU
355
1
10
11
A
PHE
368
A
PHE
366
HELX_P
A
ASP
381
A
ASP
379
1
11
14
A
SER
384
A
SER
382
HELX_P
A
ASP
396
A
ASP
394
1
12
13
A
SER
404
A
SER
402
HELX_P
A
LEU
415
A
LEU
413
1
13
12
A
THR
420
A
THR
418
HELX_P
A
ASP
432
A
ASP
430
1
14
13
A
TYR
441
A
TYR
439
HELX_P
A
MET
448
A
MET
446
1
15
8
covale
1.343
both
A
LEU
222
A
C
LEU
222
1_555
A
CRO
224
A
N1
CRO
223
1_555
covale
1.330
both
A
CRO
224
A
C3
CRO
223
1_555
A
VAL
226
A
N
VAL
224
1_555
metalc
2.423
A
ASP
323
A
OD1
ASP
321
1_555
A
CA
452
B
CA
CA
1_555
metalc
2.413
A
ASP
325
A
OD1
ASP
323
1_555
A
CA
452
B
CA
CA
1_555
metalc
2.258
A
ASP
327
A
OD1
ASP
325
1_555
A
CA
452
B
CA
CA
1_555
metalc
2.480
A
THR
329
A
O
THR
327
1_555
A
CA
452
B
CA
CA
1_555
metalc
2.598
A
GLU
334
A
OE1
GLU
332
1_555
A
CA
452
B
CA
CA
1_555
metalc
2.287
A
GLU
334
A
OE2
GLU
332
1_555
A
CA
452
B
CA
CA
1_555
metalc
2.315
A
ASP
359
A
OD2
ASP
357
1_555
A
CA
453
C
CA
CA
1_555
metalc
2.410
A
ASP
361
A
OD1
ASP
359
1_555
A
CA
453
C
CA
CA
1_555
metalc
2.552
A
ASN
363
A
OD1
ASN
361
1_555
A
CA
453
C
CA
CA
1_555
metalc
2.398
A
THR
365
A
O
THR
363
1_555
A
CA
453
C
CA
CA
1_555
metalc
2.547
A
ASP
367
A
OD1
ASP
365
1_555
A
CA
453
C
CA
CA
1_555
metalc
2.279
A
GLU
370
A
OE1
GLU
368
1_555
A
CA
453
C
CA
CA
1_555
metalc
2.505
A
GLU
370
A
OE2
GLU
368
1_555
A
CA
453
C
CA
CA
1_555
metalc
2.494
A
ASP
396
A
OD2
ASP
394
1_555
A
CA
454
D
CA
CA
1_555
metalc
2.722
A
ASP
398
A
OD2
ASP
396
1_555
A
CA
454
D
CA
CA
1_555
metalc
2.349
A
ASN
400
A
OD1
ASN
398
1_555
A
CA
454
D
CA
CA
1_555
metalc
2.300
A
TYR
402
A
O
TYR
400
1_555
A
CA
454
D
CA
CA
1_555
metalc
2.363
A
GLU
407
A
OE1
GLU
405
1_555
A
CA
454
D
CA
CA
1_555
metalc
2.453
A
GLU
407
A
OE2
GLU
405
1_555
A
CA
454
D
CA
CA
1_555
metalc
2.241
A
ASP
432
A
OD1
ASP
430
1_555
A
CA
455
E
CA
CA
1_555
metalc
2.672
A
ASP
434
A
OD2
ASP
432
1_555
A
CA
455
E
CA
CA
1_555
metalc
2.486
A
ASP
436
A
OD1
ASP
434
1_555
A
CA
455
E
CA
CA
1_555
metalc
2.485
A
GLN
438
A
O
GLN
436
1_555
A
CA
455
E
CA
CA
1_555
metalc
2.803
A
GLU
443
A
OE1
GLU
441
1_555
A
CA
455
E
CA
CA
1_555
metalc
2.584
A
GLU
443
A
OE2
GLU
441
1_555
A
CA
455
E
CA
CA
1_555
FLUORESCENT PROTEIN
GECI, GCaMP2, cpEGFP, calmodulin, M13 peptide, SIGNALING PROTEIN, FLUORESCENT PROTEIN
A
MET
246
A
MET
244
1
A
PRO
247
A
PRO
245
0.28
3EK8
PDB
1
1
3EK8
GFP_AEQVI
UNP
1
149
P42212
NVYIMADKQKNGIKVNFKIRHNIEDGSVQLADHYQQNTPIGDGPVLLPDNHYLSTQSALSKDPNEKRDHMVLLEFVTAAG
ITHGMDELYK
GFP_AEQVI
UNP
1
2
P42212
SKGEELFTGVVPILVELDGDVNGHKFSVSGEGEGDATYGKLTLKFICTTGKLPVPWPTLVTTFSYGVQCFSRYPDHMKQH
DFFKSAMPEGYVQERTIFFKDDGNYKTRAEVKFEGDTLVNRIELKGIDFKEDGNILGHKLEYN
CALM1_RAT
UNP
1
3
P0DP29
DQLTEEQIAEFKEAFSLFDKDGDGTITTKELGTVMRSLGQNPTEAELQDMINEVDADGNGTIDFPEFLTMMARKMKDTDS
EEEIREAFRVFDKDGNGYISAAELRHVMTNLGEKLTDEEVDEMIREADIDGDGQVNYEEFVQMMTAK
1
61
3EK8
1
61
3EK8
A
1
1
61
149
238
3EK8
62
151
P42212
A
2
62
151
2
144
3EK8
160
302
P42212
A
3
160
300
3
149
3EK8
305
451
P0DP29
A
4
303
449
2
VAL
see remark 999
ALA
76
3EK8
A
P42212
UNP
163
76
2
GLY
engineered mutation
ARG
87
3EK8
A
P42212
UNP
174
87
2
SER
see remark 999
GLY
88
3EK8
A
P42212
UNP
175
88
2
ASP
see remark 999
TYR
93
3EK8
A
P42212
UNP
180
93
2
THR
engineered mutation
VAL
116
3EK8
A
P42212
UNP
203
116
2
ALA
see remark 999
LYS
119
3EK8
A
P42212
UNP
206
119
2
HIS
see remark 999
LEU
144
3EK8
A
P42212
UNP
231
144
2
linker
GLY
152
3EK8
A
P42212
UNP
152
2
linker
GLY
153
3EK8
A
P42212
UNP
153
2
linker
THR
154
3EK8
A
P42212
UNP
154
2
linker
GLY
155
3EK8
A
P42212
UNP
155
2
linker
GLY
156
3EK8
A
P42212
UNP
156
2
linker
SER
157
3EK8
A
P42212
UNP
157
2
linker
MET
158
3EK8
A
P42212
UNP
158
2
linker
VAL
159
3EK8
A
P42212
UNP
159
3
PHE
see remark 999
LEU
222
3EK8
A
P42212
UNP
64
222
3
SER
chromophore
CRO
224
3EK8
A
P42212
UNP
65
223
3
TYR
chromophore
3EK8
A
P42212
UNP
66
3
GLY
chromophore
3EK8
A
P42212
UNP
67
3
VAL
see remark 999
ILE
251
3EK8
A
P42212
UNP
93
249
3
linker
THR
303
3EK8
A
P42212
UNP
301
3
linker
ARG
304
3EK8
A
P42212
UNP
302
12
2
2
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
A
VAL
63
A
VAL
63
A
ASP
68
A
ASP
68
A
GLY
73
A
GLY
73
A
ASN
83
A
ASN
83
A
VAL
89
A
VAL
89
A
PRO
100
A
PRO
100
A
TYR
250
A
TYR
248
A
PHE
258
A
PHE
256
A
ASN
263
A
ASN
261
A
GLU
273
A
GLU
271
A
THR
276
A
THR
274
A
ILE
286
A
ILE
284
A
VAL
170
A
VAL
170
A
VAL
180
A
VAL
180
A
HIS
183
A
HIS
183
A
ASP
194
A
ASP
194
A
LYS
199
A
LYS
199
A
CYS
206
A
CYS
206
A
HIS
130
A
HIS
130
A
ALA
140
A
ALA
140
A
HIS
112
A
HIS
112
A
SER
121
A
SER
121
A
VAL
63
A
VAL
63
A
ASP
68
A
ASP
68
A
THR
329
A
THR
327
A
ILE
330
A
ILE
328
A
ILE
366
A
ILE
364
A
ASP
367
A
ASP
365
A
TYR
402
A
TYR
400
A
ILE
403
A
ILE
401
A
VAL
439
A
VAL
437
A
ASN
440
A
ASN
438
BINDING SITE FOR RESIDUE CA A 452
A
CA
452
Software
5
BINDING SITE FOR RESIDUE CA A 453
A
CA
453
Software
6
BINDING SITE FOR RESIDUE CA A 454
A
CA
454
Software
5
BINDING SITE FOR RESIDUE CA A 455
A
CA
455
Software
5
A
ASP
323
A
ASP
321
5
1_555
A
ASP
325
A
ASP
323
5
1_555
A
ASP
327
A
ASP
325
5
1_555
A
THR
329
A
THR
327
5
1_555
A
GLU
334
A
GLU
332
5
1_555
A
ASP
359
A
ASP
357
6
1_555
A
ASP
361
A
ASP
359
6
1_555
A
ASN
363
A
ASN
361
6
1_555
A
THR
365
A
THR
363
6
1_555
A
ASP
367
A
ASP
365
6
1_555
A
GLU
370
A
GLU
368
6
1_555
A
ASP
396
A
ASP
394
5
1_555
A
ASP
398
A
ASP
396
5
1_555
A
ASN
400
A
ASN
398
5
1_555
A
TYR
402
A
TYR
400
5
1_555
A
GLU
407
A
GLU
405
5
1_555
A
ASP
432
A
ASP
430
5
1_555
A
ASP
434
A
ASP
432
5
1_555
A
ASP
436
A
ASP
434
5
1_555
A
GLN
438
A
GLN
436
5
1_555
A
GLU
443
A
GLU
441
5
1_555
92
P 41 21 2