0.021726
0.000000
0.000000
0.000000
0.010750
0.000000
0.000000
0.000000
0.009478
0.00000
0.00000
0.00000
White, M.A.
Lee, J.C.
Fox, R.O.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
8
90.00
90.00
90.00
46.028
93.024
105.503
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
C10 H12 N5 O6 P
329.206
ADENOSINE-3',5'-CYCLIC-MONOPHOSPHATE
CYCLIC AMP; CAMP
non-polymer
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
C4 H12 N O3 1
122.143
2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL
TRIS BUFFER
non-polymer
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
R
P
N
75
N
O
N
76
N
O
N
77
N
O
N
78
N
C
N
79
R
C
N
80
N
O
N
81
S
C
N
82
N
O
N
83
R
C
N
84
N
O
N
85
R
C
Y
86
N
N
Y
87
N
C
Y
88
N
N
Y
89
N
C
Y
90
N
C
N
91
N
N
Y
92
N
N
Y
93
N
C
Y
94
N
N
Y
95
N
C
N
96
N
H
N
97
N
H
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
R
C
N
110
N
C
N
111
N
O
N
112
N
C
N
113
N
S
N
114
N
O
N
115
N
H
N
116
N
H
N
117
N
H
N
118
N
H
N
119
N
H
N
120
N
H
N
121
N
H
N
122
N
N
N
123
S
C
N
124
N
C
N
125
N
O
N
126
N
C
N
127
N
C
N
128
N
C
N
129
N
O
N
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
N
C
N
147
N
C
N
148
N
C
N
149
N
O
N
150
N
O
N
151
N
O
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
N
N
162
N
C
N
163
N
C
N
164
N
O
N
165
N
O
N
166
N
H
N
167
N
H
N
168
N
H
N
169
N
H
N
170
N
H
N
171
N
N
N
172
S
C
N
173
N
C
N
174
N
O
N
175
N
C
Y
176
N
C
Y
177
N
N
Y
178
N
C
Y
179
N
C
Y
180
N
N
N
181
N
O
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
H
N
190
N
H
N
191
N
H
N
192
N
O
N
193
N
H
N
194
N
H
N
195
N
N
N
196
S
C
N
197
N
C
N
198
N
O
N
199
S
C
N
200
N
C
N
201
N
C
N
202
N
C
N
203
N
O
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
H
N
214
N
H
N
215
N
H
N
216
N
H
N
217
N
N
N
218
S
C
N
219
N
C
N
220
N
O
N
221
N
C
N
222
N
C
N
223
N
C
N
224
N
C
N
225
N
O
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
H
N
234
N
H
N
235
N
H
N
236
N
H
N
237
N
H
N
238
N
H
N
239
N
N
N
240
S
C
N
241
N
C
N
242
N
O
N
243
N
C
N
244
N
C
N
245
N
C
N
246
N
C
N
247
N
N
N
248
N
O
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
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
N
269
N
C
N
270
N
S
N
271
N
C
N
272
N
O
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
H
N
281
N
H
N
282
N
H
N
283
N
H
N
284
N
N
N
285
S
C
N
286
N
C
N
287
N
O
N
288
N
C
Y
289
N
C
Y
290
N
C
Y
291
N
C
Y
292
N
C
Y
293
N
C
Y
294
N
C
N
295
N
O
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
H
N
305
N
H
N
306
N
H
N
307
N
N
N
308
S
C
N
309
N
C
N
310
N
O
N
311
N
C
N
312
N
C
N
313
N
C
N
314
N
O
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
H
N
322
N
H
N
323
N
H
N
324
N
N
N
325
S
C
N
326
N
C
N
327
N
O
N
328
N
C
N
329
N
O
N
330
N
O
N
331
N
H
N
332
N
H
N
333
N
H
N
334
N
H
N
335
N
H
N
336
N
H
N
337
N
H
N
338
N
N
N
339
S
C
N
340
N
C
N
341
N
O
N
342
R
C
N
343
N
O
N
344
N
C
N
345
N
O
N
346
N
H
N
347
N
H
N
348
N
H
N
349
N
H
N
350
N
H
N
351
N
H
N
352
N
H
N
353
N
H
N
354
N
H
N
355
N
N
N
356
S
C
N
357
N
C
N
358
N
O
N
359
N
C
Y
360
N
C
Y
361
N
C
Y
362
N
C
Y
363
N
N
Y
364
N
C
Y
365
N
C
Y
366
N
C
Y
367
N
C
Y
368
N
C
N
369
N
O
N
370
N
H
N
371
N
H
N
372
N
H
N
373
N
H
N
374
N
H
N
375
N
H
N
376
N
H
N
377
N
H
N
378
N
H
N
379
N
H
N
380
N
H
N
381
N
H
N
382
N
C
N
383
N
C
N
384
N
C
N
385
N
C
N
386
N
N
N
387
N
O
N
388
N
O
N
389
N
O
N
390
N
H
N
391
N
H
N
392
N
H
N
393
N
H
N
394
N
H
N
395
N
H
N
396
N
H
N
397
N
H
N
398
N
H
N
399
N
H
N
400
N
H
N
401
N
H
N
402
N
N
N
403
S
C
N
404
N
C
N
405
N
O
N
406
N
C
Y
407
N
C
Y
408
N
C
Y
409
N
C
Y
410
N
C
Y
411
N
C
Y
412
N
C
N
413
N
O
N
414
N
O
N
415
N
H
N
416
N
H
N
417
N
H
N
418
N
H
N
419
N
H
N
420
N
H
N
421
N
H
N
422
N
H
N
423
N
H
N
424
N
H
N
425
N
H
N
426
N
N
N
427
S
C
N
428
N
C
N
429
N
O
N
430
N
C
N
431
N
C
N
432
N
C
N
433
N
O
N
434
N
H
N
435
N
H
N
436
N
H
N
437
N
H
N
438
N
H
N
439
N
H
N
440
N
H
N
441
N
H
N
442
N
H
N
443
N
H
N
444
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
doub
N
71
N
sing
N
72
N
sing
N
73
N
sing
N
74
N
sing
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
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
sing
N
90
N
sing
N
91
N
sing
Y
92
N
sing
Y
93
N
sing
Y
94
N
doub
N
95
N
sing
Y
96
N
sing
Y
97
N
sing
Y
98
N
doub
N
99
N
sing
Y
100
N
doub
N
101
N
sing
N
102
N
sing
Y
103
N
sing
Y
104
N
doub
N
105
N
sing
Y
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
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
doub
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
sing
N
144
N
sing
N
145
N
doub
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
doub
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
doub
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
doub
N
173
N
sing
N
174
N
sing
N
175
N
sing
N
176
N
sing
Y
177
N
sing
Y
178
N
doub
Y
179
N
doub
N
180
N
sing
Y
181
N
sing
N
182
N
sing
Y
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
doub
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
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
doub
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
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
doub
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
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
doub
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
sing
N
275
N
sing
N
276
N
sing
N
277
N
sing
N
278
N
sing
N
279
N
sing
N
280
N
doub
N
281
N
sing
N
282
N
sing
N
283
N
sing
N
284
N
sing
Y
285
N
doub
Y
286
N
sing
Y
287
N
sing
N
288
N
sing
Y
289
N
doub
N
290
N
sing
Y
291
N
doub
N
292
N
sing
Y
293
N
sing
N
294
N
sing
N
295
N
sing
N
296
N
sing
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
doub
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
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
doub
N
321
N
sing
N
322
N
sing
N
323
N
sing
N
324
N
sing
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
doub
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
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
doub
N
350
N
sing
N
351
N
sing
N
352
N
sing
N
353
N
sing
Y
354
N
doub
Y
355
N
sing
Y
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
sing
Y
363
N
doub
N
364
N
sing
Y
365
N
doub
N
366
N
sing
Y
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
N
376
N
sing
N
377
N
sing
N
378
N
sing
N
379
N
sing
N
380
N
sing
N
381
N
sing
N
382
N
sing
N
383
N
sing
N
384
N
sing
N
385
N
sing
N
386
N
sing
N
387
N
sing
N
388
N
sing
N
389
N
sing
N
390
N
sing
N
391
N
sing
N
392
N
sing
N
393
N
sing
N
394
N
sing
N
395
N
sing
N
396
N
doub
N
397
N
sing
N
398
N
sing
N
399
N
sing
N
400
N
sing
Y
401
N
doub
Y
402
N
sing
Y
403
N
sing
N
404
N
sing
Y
405
N
doub
N
406
N
sing
Y
407
N
doub
N
408
N
sing
Y
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
N
417
N
sing
N
418
N
sing
N
419
N
sing
N
420
N
doub
N
421
N
sing
N
422
N
sing
N
423
N
sing
N
424
N
sing
N
425
N
sing
N
426
N
sing
N
427
N
sing
N
428
N
sing
N
429
N
sing
N
430
N
sing
N
431
N
sing
To be Published
0353
The effect of the D53H point mutation on the macroscopic
motions of E. coli Cyclic AMP Receptor Protein
UK
J.Mol.Biol.
JMOBAK
0070
0022-2836
198
311
326
Structure of a Complex of Catabolite Gene Activator Protein and Cyclic AMP at 2.5 A Resolution
1987
10.2210/pdb1i5z/pdb
pdb_00001i5z
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
93
1
MULTILAYER
IMAGE PLATE
1998-06-25
MACSCIENCE
MULTILAYER OPTICS
SINGLE WAVELENGTH
M
x-ray
1
1.5418
1.0
1.5418
ROTATING ANODE
MACSCIENCE
23541.242
CATABOLITE GENE ACTIVATOR PROTEIN
2
man
polymer
122.143
2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL
2
syn
non-polymer
329.206
ADENOSINE-3',5'-CYCLIC-MONOPHOSPHATE
3
syn
non-polymer
18.015
water
252
nat
water
CAMP RECEPTOR PROTEIN, CRP, CAP
no
no
VLGKPQTDPTLEWFLSHCHIHKYPSKSTLIHQGEKAETLYYIVKGSVAVLIKDEEGKEMILSYLNQGDFIGELGLFEEGQ
ERSAWVRAKTACEVAEISYKKFRQLIQVNPDILMRLSAQMARRLQVTSEKVGNLAFLDVTGRIAQTLLNLAKQPDAMTHP
DGMQIKITRQEIGQIVGCSRETVGRILKMLEDQNLISAHGKTIVVYGTR
VLGKPQTDPTLEWFLSHCHIHKYPSKSTLIHQGEKAETLYYIVKGSVAVLIKDEEGKEMILSYLNQGDFIGELGLFEEGQ
ERSAWVRAKTACEVAEISYKKFRQLIQVNPDILMRLSAQMARRLQVTSEKVGNLAFLDVTGRIAQTLLNLAKQPDAMTHP
DGMQIKITRQEIGQIVGCSRETVGRILKMLEDQNLISAHGKTIVVYGTR
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
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
Escherichia
Escherichia
sample
562
Escherichia coli
562
Escherichia coli
1
2.40
48.71
LIQUID DIFFUSION
7.8
100mM KCl, 1mM EDTA, 50mM TRIS, 35% Glycerol, cAMP, pH 7.8, LIQUID DIFFUSION, temperature 298K
298
chem_comp_atom
chem_comp_bond
database_2
pdbx_initial_refinement_model
struct_site
repository
Initial release
Version format compliance
Version format compliance
Data collection
Database references
Derived calculations
Refinement description
1
0
2003-06-17
1
1
2008-04-27
1
2
2011-07-13
1
3
2023-08-09
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
RCSB
Y
RCSB
2001-03-01
REL
REL
TRS
2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL
CMP
ADENOSINE-3',5'-CYCLIC-MONOPHOSPHATE
HOH
water
3GAP
3GAP CRP DIMER
PDB
experimental model
TRS
351
2
TRS
TRS
351
A
TRS
352
2
TRS
TRS
352
A
CMP
301
3
CMP
CMP
301
A
CMP
302
3
CMP
CMP
302
A
CMP
401
3
CMP
CMP
401
B
HOH
501
4
HOH
HOH
501
A
HOH
502
4
HOH
HOH
502
A
HOH
503
4
HOH
HOH
503
A
HOH
509
4
HOH
HOH
509
A
HOH
513
4
HOH
HOH
513
A
HOH
518
4
HOH
HOH
518
A
HOH
526
4
HOH
HOH
526
A
HOH
527
4
HOH
HOH
527
A
HOH
528
4
HOH
HOH
528
A
HOH
538
4
HOH
HOH
538
A
HOH
541
4
HOH
HOH
541
A
HOH
543
4
HOH
HOH
543
A
HOH
544
4
HOH
HOH
544
A
HOH
551
4
HOH
HOH
551
A
HOH
553
4
HOH
HOH
553
A
HOH
554
4
HOH
HOH
554
A
HOH
557
4
HOH
HOH
557
A
HOH
561
4
HOH
HOH
561
A
HOH
562
4
HOH
HOH
562
A
HOH
563
4
HOH
HOH
563
A
HOH
564
4
HOH
HOH
564
A
HOH
568
4
HOH
HOH
568
A
HOH
569
4
HOH
HOH
569
A
HOH
573
4
HOH
HOH
573
A
HOH
575
4
HOH
HOH
575
A
HOH
576
4
HOH
HOH
576
A
HOH
577
4
HOH
HOH
577
A
HOH
578
4
HOH
HOH
578
A
HOH
581
4
HOH
HOH
581
A
HOH
582
4
HOH
HOH
582
A
HOH
584
4
HOH
HOH
584
A
HOH
588
4
HOH
HOH
588
A
HOH
591
4
HOH
HOH
591
A
HOH
592
4
HOH
HOH
592
A
HOH
594
4
HOH
HOH
594
A
HOH
595
4
HOH
HOH
595
A
HOH
596
4
HOH
HOH
596
A
HOH
597
4
HOH
HOH
597
A
HOH
598
4
HOH
HOH
598
A
HOH
600
4
HOH
HOH
600
A
HOH
602
4
HOH
HOH
602
A
HOH
603
4
HOH
HOH
603
A
HOH
605
4
HOH
HOH
605
A
HOH
606
4
HOH
HOH
606
A
HOH
608
4
HOH
HOH
608
A
HOH
609
4
HOH
HOH
609
A
HOH
610
4
HOH
HOH
610
A
HOH
611
4
HOH
HOH
611
A
HOH
612
4
HOH
HOH
612
A
HOH
613
4
HOH
HOH
613
A
HOH
614
4
HOH
HOH
614
A
HOH
616
4
HOH
HOH
616
A
HOH
619
4
HOH
HOH
619
A
HOH
620
4
HOH
HOH
620
A
HOH
621
4
HOH
HOH
621
A
HOH
622
4
HOH
HOH
622
A
HOH
623
4
HOH
HOH
623
A
HOH
625
4
HOH
HOH
625
A
HOH
626
4
HOH
HOH
626
A
HOH
627
4
HOH
HOH
627
A
HOH
629
4
HOH
HOH
629
A
HOH
630
4
HOH
HOH
630
A
HOH
631
4
HOH
HOH
631
A
HOH
632
4
HOH
HOH
632
A
HOH
635
4
HOH
HOH
635
A
HOH
639
4
HOH
HOH
639
A
HOH
641
4
HOH
HOH
641
A
HOH
642
4
HOH
HOH
642
A
HOH
643
4
HOH
HOH
643
A
HOH
644
4
HOH
HOH
644
A
HOH
645
4
HOH
HOH
645
A
HOH
647
4
HOH
HOH
647
A
HOH
648
4
HOH
HOH
648
A
HOH
649
4
HOH
HOH
649
A
HOH
650
4
HOH
HOH
650
A
HOH
652
4
HOH
HOH
652
A
HOH
654
4
HOH
HOH
654
A
HOH
655
4
HOH
HOH
655
A
HOH
656
4
HOH
HOH
656
A
HOH
659
4
HOH
HOH
659
A
HOH
661
4
HOH
HOH
661
A
HOH
666
4
HOH
HOH
666
A
HOH
667
4
HOH
HOH
667
A
HOH
671
4
HOH
HOH
671
A
HOH
672
4
HOH
HOH
672
A
HOH
675
4
HOH
HOH
675
A
HOH
676
4
HOH
HOH
676
A
HOH
678
4
HOH
HOH
678
A
HOH
683
4
HOH
HOH
683
A
HOH
687
4
HOH
HOH
687
A
HOH
688
4
HOH
HOH
688
A
HOH
689
4
HOH
HOH
689
A
HOH
697
4
HOH
HOH
697
A
HOH
701
4
HOH
HOH
701
A
HOH
702
4
HOH
HOH
702
A
HOH
703
4
HOH
HOH
703
A
HOH
704
4
HOH
HOH
704
A
HOH
705
4
HOH
HOH
705
A
HOH
710
4
HOH
HOH
710
A
HOH
711
4
HOH
HOH
711
A
HOH
712
4
HOH
HOH
712
A
HOH
713
4
HOH
HOH
713
A
HOH
717
4
HOH
HOH
717
A
HOH
719
4
HOH
HOH
719
A
HOH
725
4
HOH
HOH
725
A
HOH
729
4
HOH
HOH
729
A
HOH
733
4
HOH
HOH
733
A
HOH
735
4
HOH
HOH
735
A
HOH
736
4
HOH
HOH
736
A
HOH
737
4
HOH
HOH
737
A
HOH
738
4
HOH
HOH
738
A
HOH
739
4
HOH
HOH
739
A
HOH
741
4
HOH
HOH
741
A
HOH
743
4
HOH
HOH
743
A
HOH
745
4
HOH
HOH
745
A
HOH
746
4
HOH
HOH
746
A
HOH
748
4
HOH
HOH
748
A
HOH
750
4
HOH
HOH
750
A
HOH
751
4
HOH
HOH
751
A
HOH
753
4
HOH
HOH
753
A
HOH
756
4
HOH
HOH
756
A
HOH
761
4
HOH
HOH
761
A
HOH
764
4
HOH
HOH
764
A
HOH
765
4
HOH
HOH
765
A
HOH
504
4
HOH
HOH
504
B
HOH
505
4
HOH
HOH
505
B
HOH
506
4
HOH
HOH
506
B
HOH
507
4
HOH
HOH
507
B
HOH
508
4
HOH
HOH
508
B
HOH
510
4
HOH
HOH
510
B
HOH
511
4
HOH
HOH
511
B
HOH
512
4
HOH
HOH
512
B
HOH
514
4
HOH
HOH
514
B
HOH
515
4
HOH
HOH
515
B
HOH
516
4
HOH
HOH
516
B
HOH
517
4
HOH
HOH
517
B
HOH
519
4
HOH
HOH
519
B
HOH
520
4
HOH
HOH
520
B
HOH
521
4
HOH
HOH
521
B
HOH
522
4
HOH
HOH
522
B
HOH
523
4
HOH
HOH
523
B
HOH
524
4
HOH
HOH
524
B
HOH
525
4
HOH
HOH
525
B
HOH
529
4
HOH
HOH
529
B
HOH
530
4
HOH
HOH
530
B
HOH
531
4
HOH
HOH
531
B
HOH
532
4
HOH
HOH
532
B
HOH
533
4
HOH
HOH
533
B
HOH
534
4
HOH
HOH
534
B
HOH
535
4
HOH
HOH
535
B
HOH
536
4
HOH
HOH
536
B
HOH
537
4
HOH
HOH
537
B
HOH
539
4
HOH
HOH
539
B
HOH
540
4
HOH
HOH
540
B
HOH
542
4
HOH
HOH
542
B
HOH
545
4
HOH
HOH
545
B
HOH
546
4
HOH
HOH
546
B
HOH
547
4
HOH
HOH
547
B
HOH
548
4
HOH
HOH
548
B
HOH
549
4
HOH
HOH
549
B
HOH
550
4
HOH
HOH
550
B
HOH
552
4
HOH
HOH
552
B
HOH
555
4
HOH
HOH
555
B
HOH
556
4
HOH
HOH
556
B
HOH
558
4
HOH
HOH
558
B
HOH
559
4
HOH
HOH
559
B
HOH
560
4
HOH
HOH
560
B
HOH
565
4
HOH
HOH
565
B
HOH
566
4
HOH
HOH
566
B
HOH
567
4
HOH
HOH
567
B
HOH
570
4
HOH
HOH
570
B
HOH
571
4
HOH
HOH
571
B
HOH
572
4
HOH
HOH
572
B
HOH
574
4
HOH
HOH
574
B
HOH
579
4
HOH
HOH
579
B
HOH
580
4
HOH
HOH
580
B
HOH
583
4
HOH
HOH
583
B
HOH
585
4
HOH
HOH
585
B
HOH
586
4
HOH
HOH
586
B
HOH
587
4
HOH
HOH
587
B
HOH
589
4
HOH
HOH
589
B
HOH
590
4
HOH
HOH
590
B
HOH
593
4
HOH
HOH
593
B
HOH
599
4
HOH
HOH
599
B
HOH
601
4
HOH
HOH
601
B
HOH
604
4
HOH
HOH
604
B
HOH
607
4
HOH
HOH
607
B
HOH
615
4
HOH
HOH
615
B
HOH
617
4
HOH
HOH
617
B
HOH
618
4
HOH
HOH
618
B
HOH
624
4
HOH
HOH
624
B
HOH
628
4
HOH
HOH
628
B
HOH
633
4
HOH
HOH
633
B
HOH
634
4
HOH
HOH
634
B
HOH
636
4
HOH
HOH
636
B
HOH
637
4
HOH
HOH
637
B
HOH
638
4
HOH
HOH
638
B
HOH
640
4
HOH
HOH
640
B
HOH
646
4
HOH
HOH
646
B
HOH
651
4
HOH
HOH
651
B
HOH
653
4
HOH
HOH
653
B
HOH
657
4
HOH
HOH
657
B
HOH
658
4
HOH
HOH
658
B
HOH
660
4
HOH
HOH
660
B
HOH
662
4
HOH
HOH
662
B
HOH
663
4
HOH
HOH
663
B
HOH
664
4
HOH
HOH
664
B
HOH
665
4
HOH
HOH
665
B
HOH
668
4
HOH
HOH
668
B
HOH
669
4
HOH
HOH
669
B
HOH
670
4
HOH
HOH
670
B
HOH
673
4
HOH
HOH
673
B
HOH
674
4
HOH
HOH
674
B
HOH
679
4
HOH
HOH
679
B
HOH
680
4
HOH
HOH
680
B
HOH
681
4
HOH
HOH
681
B
HOH
682
4
HOH
HOH
682
B
HOH
684
4
HOH
HOH
684
B
HOH
685
4
HOH
HOH
685
B
HOH
686
4
HOH
HOH
686
B
HOH
690
4
HOH
HOH
690
B
HOH
691
4
HOH
HOH
691
B
HOH
692
4
HOH
HOH
692
B
HOH
695
4
HOH
HOH
695
B
HOH
696
4
HOH
HOH
696
B
HOH
698
4
HOH
HOH
698
B
HOH
706
4
HOH
HOH
706
B
HOH
708
4
HOH
HOH
708
B
HOH
709
4
HOH
HOH
709
B
HOH
714
4
HOH
HOH
714
B
HOH
715
4
HOH
HOH
715
B
HOH
716
4
HOH
HOH
716
B
HOH
718
4
HOH
HOH
718
B
HOH
720
4
HOH
HOH
720
B
HOH
722
4
HOH
HOH
722
B
HOH
726
4
HOH
HOH
726
B
HOH
727
4
HOH
HOH
727
B
HOH
728
4
HOH
HOH
728
B
HOH
731
4
HOH
HOH
731
B
HOH
732
4
HOH
HOH
732
B
HOH
734
4
HOH
HOH
734
B
HOH
740
4
HOH
HOH
740
B
HOH
744
4
HOH
HOH
744
B
HOH
747
4
HOH
HOH
747
B
HOH
749
4
HOH
HOH
749
B
HOH
752
4
HOH
HOH
752
B
HOH
755
4
HOH
HOH
755
B
HOH
758
4
HOH
HOH
758
B
HOH
759
4
HOH
HOH
759
B
HOH
760
4
HOH
HOH
760
B
HOH
763
4
HOH
HOH
763
B
HOH
766
4
HOH
HOH
766
B
n
1
1
A
n
2
2
A
n
3
3
A
n
4
4
A
n
5
5
A
GLN
6
n
6
GLN
6
A
THR
7
n
7
THR
7
A
ASP
8
n
8
ASP
8
A
PRO
9
n
9
PRO
9
A
THR
10
n
10
THR
10
A
LEU
11
n
11
LEU
11
A
GLU
12
n
12
GLU
12
A
TRP
13
n
13
TRP
13
A
PHE
14
n
14
PHE
14
A
LEU
15
n
15
LEU
15
A
SER
16
n
16
SER
16
A
HIS
17
n
17
HIS
17
A
CYS
18
n
18
CYS
18
A
HIS
19
n
19
HIS
19
A
ILE
20
n
20
ILE
20
A
HIS
21
n
21
HIS
21
A
LYS
22
n
22
LYS
22
A
TYR
23
n
23
TYR
23
A
PRO
24
n
24
PRO
24
A
SER
25
n
25
SER
25
A
LYS
26
n
26
LYS
26
A
SER
27
n
27
SER
27
A
THR
28
n
28
THR
28
A
LEU
29
n
29
LEU
29
A
ILE
30
n
30
ILE
30
A
HIS
31
n
31
HIS
31
A
GLN
32
n
32
GLN
32
A
GLY
33
n
33
GLY
33
A
GLU
34
n
34
GLU
34
A
LYS
35
n
35
LYS
35
A
ALA
36
n
36
ALA
36
A
GLU
37
n
37
GLU
37
A
THR
38
n
38
THR
38
A
LEU
39
n
39
LEU
39
A
TYR
40
n
40
TYR
40
A
TYR
41
n
41
TYR
41
A
ILE
42
n
42
ILE
42
A
VAL
43
n
43
VAL
43
A
LYS
44
n
44
LYS
44
A
GLY
45
n
45
GLY
45
A
SER
46
n
46
SER
46
A
VAL
47
n
47
VAL
47
A
ALA
48
n
48
ALA
48
A
VAL
49
n
49
VAL
49
A
LEU
50
n
50
LEU
50
A
ILE
51
n
51
ILE
51
A
LYS
52
n
52
LYS
52
A
ASP
53
n
53
ASP
53
A
GLU
54
n
54
GLU
54
A
GLU
55
n
55
GLU
55
A
GLY
56
n
56
GLY
56
A
LYS
57
n
57
LYS
57
A
GLU
58
n
58
GLU
58
A
MET
59
n
59
MET
59
A
ILE
60
n
60
ILE
60
A
LEU
61
n
61
LEU
61
A
SER
62
n
62
SER
62
A
TYR
63
n
63
TYR
63
A
LEU
64
n
64
LEU
64
A
ASN
65
n
65
ASN
65
A
GLN
66
n
66
GLN
66
A
GLY
67
n
67
GLY
67
A
ASP
68
n
68
ASP
68
A
PHE
69
n
69
PHE
69
A
ILE
70
n
70
ILE
70
A
GLY
71
n
71
GLY
71
A
GLU
72
n
72
GLU
72
A
LEU
73
n
73
LEU
73
A
GLY
74
n
74
GLY
74
A
LEU
75
n
75
LEU
75
A
PHE
76
n
76
PHE
76
A
GLU
77
n
77
GLU
77
A
GLU
78
n
78
GLU
78
A
GLY
79
n
79
GLY
79
A
GLN
80
n
80
GLN
80
A
GLU
81
n
81
GLU
81
A
ARG
82
n
82
ARG
82
A
SER
83
n
83
SER
83
A
ALA
84
n
84
ALA
84
A
TRP
85
n
85
TRP
85
A
VAL
86
n
86
VAL
86
A
ARG
87
n
87
ARG
87
A
ALA
88
n
88
ALA
88
A
LYS
89
n
89
LYS
89
A
THR
90
n
90
THR
90
A
ALA
91
n
91
ALA
91
A
CYS
92
n
92
CYS
92
A
GLU
93
n
93
GLU
93
A
VAL
94
n
94
VAL
94
A
ALA
95
n
95
ALA
95
A
GLU
96
n
96
GLU
96
A
ILE
97
n
97
ILE
97
A
SER
98
n
98
SER
98
A
TYR
99
n
99
TYR
99
A
LYS
100
n
100
LYS
100
A
LYS
101
n
101
LYS
101
A
PHE
102
n
102
PHE
102
A
ARG
103
n
103
ARG
103
A
GLN
104
n
104
GLN
104
A
LEU
105
n
105
LEU
105
A
ILE
106
n
106
ILE
106
A
GLN
107
n
107
GLN
107
A
VAL
108
n
108
VAL
108
A
ASN
109
n
109
ASN
109
A
PRO
110
n
110
PRO
110
A
ASP
111
n
111
ASP
111
A
ILE
112
n
112
ILE
112
A
LEU
113
n
113
LEU
113
A
MET
114
n
114
MET
114
A
ARG
115
n
115
ARG
115
A
LEU
116
n
116
LEU
116
A
SER
117
n
117
SER
117
A
ALA
118
n
118
ALA
118
A
GLN
119
n
119
GLN
119
A
MET
120
n
120
MET
120
A
ALA
121
n
121
ALA
121
A
ARG
122
n
122
ARG
122
A
ARG
123
n
123
ARG
123
A
LEU
124
n
124
LEU
124
A
GLN
125
n
125
GLN
125
A
VAL
126
n
126
VAL
126
A
THR
127
n
127
THR
127
A
SER
128
n
128
SER
128
A
GLU
129
n
129
GLU
129
A
LYS
130
n
130
LYS
130
A
VAL
131
n
131
VAL
131
A
GLY
132
n
132
GLY
132
A
ASN
133
n
133
ASN
133
A
LEU
134
n
134
LEU
134
A
ALA
135
n
135
ALA
135
A
PHE
136
n
136
PHE
136
A
LEU
137
n
137
LEU
137
A
ASP
138
n
138
ASP
138
A
VAL
139
n
139
VAL
139
A
THR
140
n
140
THR
140
A
GLY
141
n
141
GLY
141
A
ARG
142
n
142
ARG
142
A
ILE
143
n
143
ILE
143
A
ALA
144
n
144
ALA
144
A
GLN
145
n
145
GLN
145
A
THR
146
n
146
THR
146
A
LEU
147
n
147
LEU
147
A
LEU
148
n
148
LEU
148
A
ASN
149
n
149
ASN
149
A
LEU
150
n
150
LEU
150
A
ALA
151
n
151
ALA
151
A
LYS
152
n
152
LYS
152
A
GLN
153
n
153
GLN
153
A
PRO
154
n
154
PRO
154
A
ASP
155
n
155
ASP
155
A
ALA
156
n
156
ALA
156
A
MET
157
n
157
MET
157
A
THR
158
n
158
THR
158
A
HIS
159
n
159
HIS
159
A
PRO
160
n
160
PRO
160
A
ASP
161
n
161
ASP
161
A
GLY
162
n
162
GLY
162
A
MET
163
n
163
MET
163
A
GLN
164
n
164
GLN
164
A
ILE
165
n
165
ILE
165
A
LYS
166
n
166
LYS
166
A
ILE
167
n
167
ILE
167
A
THR
168
n
168
THR
168
A
ARG
169
n
169
ARG
169
A
GLN
170
n
170
GLN
170
A
GLU
171
n
171
GLU
171
A
ILE
172
n
172
ILE
172
A
GLY
173
n
173
GLY
173
A
GLN
174
n
174
GLN
174
A
ILE
175
n
175
ILE
175
A
VAL
176
n
176
VAL
176
A
GLY
177
n
177
GLY
177
A
CYS
178
n
178
CYS
178
A
SER
179
n
179
SER
179
A
ARG
180
n
180
ARG
180
A
GLU
181
n
181
GLU
181
A
THR
182
n
182
THR
182
A
VAL
183
n
183
VAL
183
A
GLY
184
n
184
GLY
184
A
ARG
185
n
185
ARG
185
A
ILE
186
n
186
ILE
186
A
LEU
187
n
187
LEU
187
A
LYS
188
n
188
LYS
188
A
MET
189
n
189
MET
189
A
LEU
190
n
190
LEU
190
A
GLU
191
n
191
GLU
191
A
ASP
192
n
192
ASP
192
A
GLN
193
n
193
GLN
193
A
ASN
194
n
194
ASN
194
A
LEU
195
n
195
LEU
195
A
ILE
196
n
196
ILE
196
A
SER
197
n
197
SER
197
A
ALA
198
n
198
ALA
198
A
HIS
199
n
199
HIS
199
A
GLY
200
n
200
GLY
200
A
LYS
201
n
201
LYS
201
A
THR
202
n
202
THR
202
A
ILE
203
n
203
ILE
203
A
VAL
204
n
204
VAL
204
A
VAL
205
n
205
VAL
205
A
TYR
206
n
206
TYR
206
A
n
207
207
A
n
208
208
A
n
209
209
A
VAL
1
n
1
VAL
1
B
LEU
2
n
2
LEU
2
B
GLY
3
n
3
GLY
3
B
LYS
4
n
4
LYS
4
B
PRO
5
n
5
PRO
5
B
GLN
6
n
6
GLN
6
B
THR
7
n
7
THR
7
B
ASP
8
n
8
ASP
8
B
PRO
9
n
9
PRO
9
B
THR
10
n
10
THR
10
B
LEU
11
n
11
LEU
11
B
GLU
12
n
12
GLU
12
B
TRP
13
n
13
TRP
13
B
PHE
14
n
14
PHE
14
B
LEU
15
n
15
LEU
15
B
SER
16
n
16
SER
16
B
HIS
17
n
17
HIS
17
B
CYS
18
n
18
CYS
18
B
HIS
19
n
19
HIS
19
B
ILE
20
n
20
ILE
20
B
HIS
21
n
21
HIS
21
B
LYS
22
n
22
LYS
22
B
TYR
23
n
23
TYR
23
B
PRO
24
n
24
PRO
24
B
SER
25
n
25
SER
25
B
LYS
26
n
26
LYS
26
B
SER
27
n
27
SER
27
B
THR
28
n
28
THR
28
B
LEU
29
n
29
LEU
29
B
ILE
30
n
30
ILE
30
B
HIS
31
n
31
HIS
31
B
GLN
32
n
32
GLN
32
B
GLY
33
n
33
GLY
33
B
GLU
34
n
34
GLU
34
B
LYS
35
n
35
LYS
35
B
ALA
36
n
36
ALA
36
B
GLU
37
n
37
GLU
37
B
THR
38
n
38
THR
38
B
LEU
39
n
39
LEU
39
B
TYR
40
n
40
TYR
40
B
TYR
41
n
41
TYR
41
B
ILE
42
n
42
ILE
42
B
VAL
43
n
43
VAL
43
B
LYS
44
n
44
LYS
44
B
GLY
45
n
45
GLY
45
B
SER
46
n
46
SER
46
B
VAL
47
n
47
VAL
47
B
ALA
48
n
48
ALA
48
B
VAL
49
n
49
VAL
49
B
LEU
50
n
50
LEU
50
B
ILE
51
n
51
ILE
51
B
LYS
52
n
52
LYS
52
B
ASP
53
n
53
ASP
53
B
GLU
54
n
54
GLU
54
B
GLU
55
n
55
GLU
55
B
GLY
56
n
56
GLY
56
B
LYS
57
n
57
LYS
57
B
GLU
58
n
58
GLU
58
B
MET
59
n
59
MET
59
B
ILE
60
n
60
ILE
60
B
LEU
61
n
61
LEU
61
B
SER
62
n
62
SER
62
B
TYR
63
n
63
TYR
63
B
LEU
64
n
64
LEU
64
B
ASN
65
n
65
ASN
65
B
GLN
66
n
66
GLN
66
B
GLY
67
n
67
GLY
67
B
ASP
68
n
68
ASP
68
B
PHE
69
n
69
PHE
69
B
ILE
70
n
70
ILE
70
B
GLY
71
n
71
GLY
71
B
GLU
72
n
72
GLU
72
B
LEU
73
n
73
LEU
73
B
GLY
74
n
74
GLY
74
B
LEU
75
n
75
LEU
75
B
PHE
76
n
76
PHE
76
B
GLU
77
n
77
GLU
77
B
GLU
78
n
78
GLU
78
B
GLY
79
n
79
GLY
79
B
GLN
80
n
80
GLN
80
B
GLU
81
n
81
GLU
81
B
ARG
82
n
82
ARG
82
B
SER
83
n
83
SER
83
B
ALA
84
n
84
ALA
84
B
TRP
85
n
85
TRP
85
B
VAL
86
n
86
VAL
86
B
ARG
87
n
87
ARG
87
B
ALA
88
n
88
ALA
88
B
LYS
89
n
89
LYS
89
B
THR
90
n
90
THR
90
B
ALA
91
n
91
ALA
91
B
CYS
92
n
92
CYS
92
B
GLU
93
n
93
GLU
93
B
VAL
94
n
94
VAL
94
B
ALA
95
n
95
ALA
95
B
GLU
96
n
96
GLU
96
B
ILE
97
n
97
ILE
97
B
SER
98
n
98
SER
98
B
TYR
99
n
99
TYR
99
B
LYS
100
n
100
LYS
100
B
LYS
101
n
101
LYS
101
B
PHE
102
n
102
PHE
102
B
ARG
103
n
103
ARG
103
B
GLN
104
n
104
GLN
104
B
LEU
105
n
105
LEU
105
B
ILE
106
n
106
ILE
106
B
GLN
107
n
107
GLN
107
B
VAL
108
n
108
VAL
108
B
ASN
109
n
109
ASN
109
B
PRO
110
n
110
PRO
110
B
ASP
111
n
111
ASP
111
B
ILE
112
n
112
ILE
112
B
LEU
113
n
113
LEU
113
B
MET
114
n
114
MET
114
B
ARG
115
n
115
ARG
115
B
LEU
116
n
116
LEU
116
B
SER
117
n
117
SER
117
B
ALA
118
n
118
ALA
118
B
GLN
119
n
119
GLN
119
B
MET
120
n
120
MET
120
B
ALA
121
n
121
ALA
121
B
ARG
122
n
122
ARG
122
B
ARG
123
n
123
ARG
123
B
LEU
124
n
124
LEU
124
B
GLN
125
n
125
GLN
125
B
VAL
126
n
126
VAL
126
B
THR
127
n
127
THR
127
B
SER
128
n
128
SER
128
B
GLU
129
n
129
GLU
129
B
LYS
130
n
130
LYS
130
B
VAL
131
n
131
VAL
131
B
GLY
132
n
132
GLY
132
B
ASN
133
n
133
ASN
133
B
LEU
134
n
134
LEU
134
B
ALA
135
n
135
ALA
135
B
PHE
136
n
136
PHE
136
B
LEU
137
n
137
LEU
137
B
ASP
138
n
138
ASP
138
B
VAL
139
n
139
VAL
139
B
THR
140
n
140
THR
140
B
GLY
141
n
141
GLY
141
B
ARG
142
n
142
ARG
142
B
ILE
143
n
143
ILE
143
B
ALA
144
n
144
ALA
144
B
GLN
145
n
145
GLN
145
B
THR
146
n
146
THR
146
B
LEU
147
n
147
LEU
147
B
LEU
148
n
148
LEU
148
B
ASN
149
n
149
ASN
149
B
LEU
150
n
150
LEU
150
B
ALA
151
n
151
ALA
151
B
LYS
152
n
152
LYS
152
B
GLN
153
n
153
GLN
153
B
PRO
154
n
154
PRO
154
B
ASP
155
n
155
ASP
155
B
ALA
156
n
156
ALA
156
B
MET
157
n
157
MET
157
B
THR
158
n
158
THR
158
B
HIS
159
n
159
HIS
159
B
PRO
160
n
160
PRO
160
B
ASP
161
n
161
ASP
161
B
GLY
162
n
162
GLY
162
B
MET
163
n
163
MET
163
B
GLN
164
n
164
GLN
164
B
ILE
165
n
165
ILE
165
B
LYS
166
n
166
LYS
166
B
ILE
167
n
167
ILE
167
B
THR
168
n
168
THR
168
B
ARG
169
n
169
ARG
169
B
GLN
170
n
170
GLN
170
B
GLU
171
n
171
GLU
171
B
ILE
172
n
172
ILE
172
B
GLY
173
n
173
GLY
173
B
GLN
174
n
174
GLN
174
B
ILE
175
n
175
ILE
175
B
VAL
176
n
176
VAL
176
B
GLY
177
n
177
GLY
177
B
CYS
178
n
178
CYS
178
B
SER
179
n
179
SER
179
B
ARG
180
n
180
ARG
180
B
GLU
181
n
181
GLU
181
B
THR
182
n
182
THR
182
B
VAL
183
n
183
VAL
183
B
GLY
184
n
184
GLY
184
B
ARG
185
n
185
ARG
185
B
ILE
186
n
186
ILE
186
B
LEU
187
n
187
LEU
187
B
LYS
188
n
188
LYS
188
B
MET
189
n
189
MET
189
B
LEU
190
n
190
LEU
190
B
GLU
191
n
191
GLU
191
B
ASP
192
n
192
ASP
192
B
GLN
193
n
193
GLN
193
B
ASN
194
n
194
ASN
194
B
LEU
195
n
195
LEU
195
B
ILE
196
n
196
ILE
196
B
SER
197
n
197
SER
197
B
ALA
198
n
198
ALA
198
B
HIS
199
n
199
HIS
199
B
GLY
200
n
200
GLY
200
B
LYS
201
n
201
LYS
201
B
THR
202
n
202
THR
202
B
ILE
203
n
203
ILE
203
B
VAL
204
n
204
VAL
204
B
VAL
205
n
205
VAL
205
B
TYR
206
n
206
TYR
206
B
GLY
207
n
207
GLY
207
B
n
208
208
B
n
209
209
B
author_and_software_defined_assembly
PISA
2
dimeric
5580
-32
20790
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
O
TYR
23
A
O
TYR
23
A
N
CYS
92
A
N
CYS
92
A
O
ILE
97
A
O
ILE
97
A
N
LEU
39
A
N
LEU
39
A
N
TYR
40
A
N
TYR
40
A
O
ILE
70
A
O
ILE
70
A
N
LEU
29
A
N
LEU
29
A
O
VAL
86
A
O
VAL
86
A
O
ARG
87
A
O
ARG
87
A
N
ALA
48
A
N
ALA
48
A
O
ILE
51
A
O
ILE
51
A
N
MET
59
A
N
MET
59
A
O
ILE
165
A
O
ILE
165
A
N
ILE
203
A
N
ILE
203
A
N
VAL
204
A
N
VAL
204
A
O
SER
197
A
O
SER
197
B
O
TYR
23
B
O
TYR
23
B
N
CYS
92
B
N
CYS
92
B
O
ILE
97
B
O
ILE
97
B
N
LEU
39
B
N
LEU
39
B
N
TYR
40
B
N
TYR
40
B
O
ILE
70
B
O
ILE
70
B
N
LEU
29
B
N
LEU
29
B
O
VAL
86
B
O
VAL
86
B
O
ARG
87
B
O
ARG
87
B
N
ALA
48
B
N
ALA
48
B
N
ILE
51
B
N
ILE
51
B
O
MET
59
B
O
MET
59
B
N
HIS
159
B
N
HIS
159
B
O
GLY
162
B
O
GLY
162
B
O
ILE
165
B
O
ILE
165
B
N
ILE
203
B
N
ILE
203
B
N
VAL
204
B
N
VAL
204
B
O
SER
197
B
O
SER
197
1
A
VAL
1
A
VAL
1
1
Y
1
A
LEU
2
A
LEU
2
1
Y
1
A
GLY
3
A
GLY
3
1
Y
1
A
LYS
4
A
LYS
4
1
Y
1
A
PRO
5
A
PRO
5
1
Y
1
A
GLY
207
A
GLY
207
1
Y
1
A
THR
208
A
THR
208
1
Y
1
A
ARG
209
A
ARG
209
1
Y
1
B
THR
208
B
THR
208
1
Y
1
B
ARG
209
B
ARG
209
1
Y
1
A
LYS
26
83.18
-4.03
1
A
LEU
147
-62.96
4.83
1
A
MET
157
-111.52
-164.19
1
A
HIS
159
173.78
143.51
1
B
LYS
26
78.80
-2.82
PROTEIN_REP.PARAM
PROTEIN.TOP
WATER_REP.PARAM
WATER.TOP
ION.PARAM
ION.TOP
LIGAND.PARAM
LIGAND.TOP
38.5
-0.52
0.00
0.00
0.38
0.00
0.15
0.242
0.006
0.215
1.90
46.51
1796
36001
36001
5.0
98.6
SHELLS
1679462.51
0.00
1
RESTRAINED
THROUGHOUT
0
0
MOLECULAR REPLACEMENT
3GAP CRP DIMER
Engh & Huber
FLAT MODEL
49.24
0.347
0.27
0.22
5.00
0.12
0.10
1.90
46.51
252
3557
82
0
3223
0.006
1.2
21.2
0.73
1.42
1.50
2.25
2.00
2.20
2.00
3.39
2.50
0.332
0.037
0.293
1.93
79
1622
20
4.6
95.3
28.4
1.9000
50.000
1I5Z
38852
38852
0
0.000
0.05
0.05
1
11.500
4.4
99.9
0.27
1.89
1.93
5.1
1924
0.27
4.2
99.9
data reduction
DENZO
data scaling
SCALEPACK
refinement
CNS
phasing
CNS
STRUCTURE OF CRP-CAMP AT 1.9 A
1
N
N
1
N
N
2
N
N
2
N
N
3
N
N
3
N
N
3
N
N
4
N
N
4
N
N
The Dimer is the biological unit
A
ASP
8
A
ASP
8
HELX_P
A
SER
16
A
SER
16
1
1
9
A
TYR
99
A
TYR
99
HELX_P
A
ASN
109
A
ASN
109
1
2
11
A
PRO
110
A
PRO
110
HELX_P
A
LEU
137
A
LEU
137
1
3
28
A
ASP
138
A
ASP
138
HELX_P
A
LEU
150
A
LEU
150
1
4
13
A
ALA
151
A
ALA
151
HELX_P
A
GLN
153
A
GLN
153
5
5
3
A
THR
168
A
THR
168
HELX_P
A
GLY
177
A
GLY
177
1
6
10
A
SER
179
A
SER
179
HELX_P
A
GLN
193
A
GLN
193
1
7
15
B
ASP
8
B
ASP
8
HELX_P
B
HIS
17
B
HIS
17
1
8
10
B
TYR
99
B
TYR
99
HELX_P
B
ASN
109
B
ASN
109
1
9
11
B
PRO
110
B
PRO
110
HELX_P
B
LEU
137
B
LEU
137
1
10
28
B
ASP
138
B
ASP
138
HELX_P
B
ALA
151
B
ALA
151
1
11
14
B
THR
168
B
THR
168
HELX_P
B
GLY
177
B
GLY
177
1
12
10
B
SER
179
B
SER
179
HELX_P
B
GLN
193
B
GLN
193
1
13
15
DNA BINDING PROTEIN
CAMP receptor Protein (CRP), Allostery, DNA binding Cyclic AMP, Transcription Regulation, CATABOLITE ACTIVATOR PROTEIN (CAP), DNA BINDING PROTEIN
CRP_ECOLI
UNP
1
2
P0ACJ8
VLGKPQTDPTLEWFLSHCHIHKYPSKSTLIHQGEKAETLYYIVKGSVAVLIKDEEGKEMILSYLNQGDFIGELGLFEEGQ
ERSAWVRAKTACEVAEISYKKFRQLIQVNPDILMRLSAQMARRLQVTSEKVGNLAFLDVTGRIAQTLLNLAKQPDAMTHP
DGMQIKITRQEIGQIVGCSRETVGRILKMLEDQNLISAHGKTIVVYGTR
2
210
1I5Z
1
209
P0ACJ8
A
1
1
209
2
210
1I5Z
1
209
P0ACJ8
B
1
1
209
4
4
3
4
4
4
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
A
HIS
19
A
HIS
19
A
TYR
23
A
TYR
23
A
CYS
92
A
CYS
92
A
SER
98
A
SER
98
A
THR
38
A
THR
38
A
LYS
44
A
LYS
44
A
PHE
69
A
PHE
69
A
ILE
70
A
ILE
70
A
THR
28
A
THR
28
A
ILE
30
A
ILE
30
A
TRP
85
A
TRP
85
A
ALA
88
A
ALA
88
A
VAL
47
A
VAL
47
A
LYS
52
A
LYS
52
A
GLU
58
A
GLU
58
A
LEU
64
A
LEU
64
A
GLN
164
A
GLN
164
A
LYS
166
A
LYS
166
A
THR
202
A
THR
202
A
VAL
205
A
VAL
205
A
ILE
196
A
ILE
196
A
HIS
199
A
HIS
199
B
HIS
19
B
HIS
19
B
TYR
23
B
TYR
23
B
CYS
92
B
CYS
92
B
SER
98
B
SER
98
B
THR
38
B
THR
38
B
LYS
44
B
LYS
44
B
PHE
69
B
PHE
69
B
ILE
70
B
ILE
70
B
THR
28
B
THR
28
B
ILE
30
B
ILE
30
B
TRP
85
B
TRP
85
B
ALA
88
B
ALA
88
B
SER
46
B
SER
46
B
LYS
52
B
LYS
52
B
GLU
58
B
GLU
58
B
ASN
65
B
ASN
65
B
MET
157
B
MET
157
B
HIS
159
B
HIS
159
B
GLY
162
B
GLY
162
B
LYS
166
B
LYS
166
B
THR
202
B
THR
202
B
TYR
206
B
TYR
206
B
ILE
196
B
ILE
196
B
HIS
199
B
HIS
199
BINDING SITE FOR RESIDUE TRS A 351
A
TRS
351
Software
3
BINDING SITE FOR RESIDUE TRS A 352
A
TRS
352
Software
6
BINDING SITE FOR RESIDUE CMP A 301
A
CMP
301
Software
14
BINDING SITE FOR RESIDUE CMP A 302
A
CMP
302
Software
13
BINDING SITE FOR RESIDUE CMP B 401
B
CMP
401
Software
15
A
TRP
13
A
TRP
13
3
1_555
A
ASN
109
A
ASN
109
3
1_555
B
ASP
138
B
ASP
138
3
2_665
A
LYS
130
A
LYS
130
6
1_555
A
ASN
133
A
ASN
133
6
1_555
A
LEU
134
A
LEU
134
6
1_555
A
ARG
142
A
ARG
142
6
1_555
A
THR
146
A
THR
146
6
1_555
A
ILE
175
A
ILE
175
6
1_555
A
VAL
49
A
VAL
49
14
1_555
A
LEU
61
A
LEU
61
14
1_555
A
ILE
70
A
ILE
70
14
1_555
A
GLY
71
A
GLY
71
14
1_555
A
GLU
72
A
GLU
72
14
1_555
A
LEU
73
A
LEU
73
14
1_555
A
ARG
82
A
ARG
82
14
1_555
A
SER
83
A
SER
83
14
1_555
A
ARG
123
A
ARG
123
14
1_555
A
THR
127
A
THR
127
14
1_555
A
HOH
553
H
HOH
14
1_555
A
HOH
627
H
HOH
14
1_555
B
LEU
124
B
LEU
124
14
1_555
B
SER
128
B
SER
128
14
1_555
A
LYS
57
A
LYS
57
13
1_555
A
GLU
58
A
GLU
58
13
1_555
A
GLN
170
A
GLN
170
13
1_555
A
GLY
173
A
GLY
173
13
1_555
A
GLN
174
A
GLN
174
13
1_555
A
GLY
177
A
GLY
177
13
1_555
A
CYS
178
A
CYS
178
13
1_555
A
SER
179
A
SER
179
13
1_555
A
ARG
180
A
ARG
180
13
1_555
A
HOH
526
H
HOH
13
1_555
A
HOH
667
H
HOH
13
1_555
B
ALA
135
B
ALA
135
13
1_555
B
PHE
136
B
PHE
136
13
1_555
A
LEU
124
A
LEU
124
15
1_555
A
SER
128
A
SER
128
15
1_555
A
HOH
554
H
HOH
15
1_555
B
VAL
49
B
VAL
49
15
1_555
B
LEU
61
B
LEU
61
15
1_555
B
ILE
70
B
ILE
70
15
1_555
B
GLY
71
B
GLY
71
15
1_555
B
GLU
72
B
GLU
72
15
1_555
B
LEU
73
B
LEU
73
15
1_555
B
ARG
82
B
ARG
82
15
1_555
B
SER
83
B
SER
83
15
1_555
B
ALA
84
B
ALA
84
15
1_555
B
THR
127
B
THR
127
15
1_555
B
HOH
542
I
HOH
15
1_555
B
HOH
546
I
HOH
15
1_555
19
P 21 21 21