0.010977
0.006338
0.000000
0.000000
0.012675
0.000000
0.000000
0.000000
0.010757
0.00000
0.00000
0.00000
Anderson, V.E.
Walton, M.I.
Eve, P.D.
Caldwell, J.J.
Pearl, L.H.
Oliver, A.W.
Collins, I.
Garrett, M.D.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
6
90.00
90.00
120.00
91.100
91.100
92.960
C3 H7 N O2
89.093
y
ALANINE
L-peptide linking
C6 H15 N4 O2 1
175.209
y
ARGININE
L-peptide linking
C4 H8 N2 O3
132.118
y
ASPARAGINE
L-peptide linking
C4 H7 N O4
133.103
y
ASPARTIC ACID
L-peptide linking
C3 H7 N O2 S
121.158
y
CYSTEINE
L-peptide linking
C5 H10 N2 O3
146.144
y
GLUTAMINE
L-peptide linking
C5 H9 N O4
147.129
y
GLUTAMIC ACID
L-peptide linking
C2 H5 N O2
75.067
y
GLYCINE
peptide linking
C6 H10 N3 O2 1
156.162
y
HISTIDINE
L-peptide linking
H2 O
18.015
WATER
non-polymer
C6 H13 N O2
131.173
y
ISOLEUCINE
L-peptide linking
C6 H13 N O2
131.173
y
LEUCINE
L-peptide linking
C6 H15 N2 O2 1
147.195
y
LYSINE
L-peptide linking
C5 H11 N O2 S
149.211
y
METHIONINE
L-peptide linking
Mg 2
24.305
MAGNESIUM ION
non-polymer
N O3 -1
62.005
NITRATE ION
non-polymer
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
C23 H27 F N4 O4
442.483
4-FLUORO-2-(4-{[(3S,4R)-4-(1-HYDROXY-1-METHYLETHYL)PYRROLIDIN-3-YL]AMINO}-6,7-DIMETHOXYQUINAZOLIN-2-YL)PHENOL
non-polymer
N
1
N
N
N
2
S
C
N
3
N
C
N
4
N
O
N
5
N
C
N
6
N
O
N
7
N
H
N
8
N
H
N
9
N
H
N
10
N
H
N
11
N
H
N
12
N
H
N
13
N
H
N
14
N
N
N
15
S
C
N
16
N
C
N
17
N
O
N
18
N
C
N
19
N
C
N
20
N
C
N
21
N
N
N
22
N
C
N
23
N
N
N
24
N
N
N
25
N
O
N
26
N
H
N
27
N
H
N
28
N
H
N
29
N
H
N
30
N
H
N
31
N
H
N
32
N
H
N
33
N
H
N
34
N
H
N
35
N
H
N
36
N
H
N
37
N
H
N
38
N
H
N
39
N
H
N
40
N
H
N
41
N
N
N
42
S
C
N
43
N
C
N
44
N
O
N
45
N
C
N
46
N
C
N
47
N
O
N
48
N
N
N
49
N
O
N
50
N
H
N
51
N
H
N
52
N
H
N
53
N
H
N
54
N
H
N
55
N
H
N
56
N
H
N
57
N
H
N
58
N
N
N
59
S
C
N
60
N
C
N
61
N
O
N
62
N
C
N
63
N
C
N
64
N
O
N
65
N
O
N
66
N
O
N
67
N
H
N
68
N
H
N
69
N
H
N
70
N
H
N
71
N
H
N
72
N
H
N
73
N
H
N
74
N
N
N
75
R
C
N
76
N
C
N
77
N
O
N
78
N
C
N
79
N
S
N
80
N
O
N
81
N
H
N
82
N
H
N
83
N
H
N
84
N
H
N
85
N
H
N
86
N
H
N
87
N
H
N
88
N
N
N
89
S
C
N
90
N
C
N
91
N
O
N
92
N
C
N
93
N
C
N
94
N
C
N
95
N
O
N
96
N
N
N
97
N
O
N
98
N
H
N
99
N
H
N
100
N
H
N
101
N
H
N
102
N
H
N
103
N
H
N
104
N
H
N
105
N
H
N
106
N
H
N
107
N
H
N
108
N
N
N
109
S
C
N
110
N
C
N
111
N
O
N
112
N
C
N
113
N
C
N
114
N
C
N
115
N
O
N
116
N
O
N
117
N
O
N
118
N
H
N
119
N
H
N
120
N
H
N
121
N
H
N
122
N
H
N
123
N
H
N
124
N
H
N
125
N
H
N
126
N
H
N
127
N
N
N
128
N
C
N
129
N
C
N
130
N
O
N
131
N
O
N
132
N
H
N
133
N
H
N
134
N
H
N
135
N
H
N
136
N
H
N
137
N
N
N
138
S
C
N
139
N
C
N
140
N
O
N
141
N
C
Y
142
N
C
Y
143
N
N
Y
144
N
C
Y
145
N
C
Y
146
N
N
N
147
N
O
N
148
N
H
N
149
N
H
N
150
N
H
N
151
N
H
N
152
N
H
N
153
N
H
N
154
N
H
N
155
N
H
N
156
N
H
N
157
N
H
N
158
N
O
N
159
N
H
N
160
N
H
N
161
N
N
N
162
S
C
N
163
N
C
N
164
N
O
N
165
S
C
N
166
N
C
N
167
N
C
N
168
N
C
N
169
N
O
N
170
N
H
N
171
N
H
N
172
N
H
N
173
N
H
N
174
N
H
N
175
N
H
N
176
N
H
N
177
N
H
N
178
N
H
N
179
N
H
N
180
N
H
N
181
N
H
N
182
N
H
N
183
N
N
N
184
S
C
N
185
N
C
N
186
N
O
N
187
N
C
N
188
N
C
N
189
N
C
N
190
N
C
N
191
N
O
N
192
N
H
N
193
N
H
N
194
N
H
N
195
N
H
N
196
N
H
N
197
N
H
N
198
N
H
N
199
N
H
N
200
N
H
N
201
N
H
N
202
N
H
N
203
N
H
N
204
N
H
N
205
N
N
N
206
S
C
N
207
N
C
N
208
N
O
N
209
N
C
N
210
N
C
N
211
N
C
N
212
N
C
N
213
N
N
N
214
N
O
N
215
N
H
N
216
N
H
N
217
N
H
N
218
N
H
N
219
N
H
N
220
N
H
N
221
N
H
N
222
N
H
N
223
N
H
N
224
N
H
N
225
N
H
N
226
N
H
N
227
N
H
N
228
N
H
N
229
N
H
N
230
N
N
N
231
S
C
N
232
N
C
N
233
N
O
N
234
N
C
N
235
N
C
N
236
N
S
N
237
N
C
N
238
N
O
N
239
N
H
N
240
N
H
N
241
N
H
N
242
N
H
N
243
N
H
N
244
N
H
N
245
N
H
N
246
N
H
N
247
N
H
N
248
N
H
N
249
N
H
N
250
N
MG
N
251
N
N
N
252
N
O
N
253
N
O
N
254
N
O
N
255
N
N
N
256
S
C
N
257
N
C
N
258
N
O
N
259
N
C
Y
260
N
C
Y
261
N
C
Y
262
N
C
Y
263
N
C
Y
264
N
C
Y
265
N
C
N
266
N
O
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
H
N
274
N
H
N
275
N
H
N
276
N
H
N
277
N
H
N
278
N
N
N
279
S
C
N
280
N
C
N
281
N
O
N
282
N
C
N
283
N
C
N
284
N
C
N
285
N
O
N
286
N
H
N
287
N
H
N
288
N
H
N
289
N
H
N
290
N
H
N
291
N
H
N
292
N
H
N
293
N
H
N
294
N
H
N
295
N
N
N
296
S
C
N
297
N
C
N
298
N
O
N
299
N
C
N
300
N
O
N
301
N
O
N
302
N
H
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
N
N
310
S
C
N
311
N
C
N
312
N
O
N
313
R
C
N
314
N
O
N
315
N
C
N
316
N
O
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
H
N
325
N
H
N
326
N
N
N
327
S
C
N
328
N
C
N
329
N
O
N
330
N
C
Y
331
N
C
Y
332
N
C
Y
333
N
C
Y
334
N
N
Y
335
N
C
Y
336
N
C
Y
337
N
C
Y
338
N
C
Y
339
N
C
N
340
N
O
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
350
N
H
N
351
N
H
N
352
N
H
N
353
N
N
N
354
S
C
N
355
N
C
N
356
N
O
N
357
N
C
Y
358
N
C
Y
359
N
C
Y
360
N
C
Y
361
N
C
Y
362
N
C
Y
363
N
C
N
364
N
O
N
365
N
O
N
366
N
H
N
367
N
H
N
368
N
H
N
369
N
H
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
N
N
378
S
C
N
379
N
C
N
380
N
O
N
381
N
C
N
382
N
C
N
383
N
C
N
384
N
O
N
385
N
H
N
386
N
H
N
387
N
H
N
388
N
H
N
389
N
H
N
390
N
H
N
391
N
H
N
392
N
H
N
393
N
H
N
394
N
H
N
395
N
H
Y
396
N
C
Y
397
N
C
Y
398
N
C
Y
399
N
C
Y
400
N
C
Y
401
N
N
Y
402
N
C
Y
403
N
N
Y
404
N
C
Y
405
N
C
N
406
N
N
N
407
S
C
N
408
R
C
N
409
N
C
N
410
N
N
N
411
N
C
N
412
N
C
N
413
N
C
N
414
N
C
N
415
N
O
Y
416
N
C
Y
417
N
C
Y
418
N
C
Y
419
N
C
Y
420
N
C
Y
421
N
C
N
422
N
F
N
423
N
O
N
424
N
O
N
425
N
C
N
426
N
O
N
427
N
C
N
428
N
H
N
429
N
H
N
430
N
H
N
431
N
H
N
432
N
H
N
433
N
H
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
445
N
H
N
446
N
H
N
447
N
H
N
448
N
H
N
449
N
H
N
450
N
H
N
451
N
H
N
452
N
H
N
453
N
H
N
454
N
H
N
1
N
sing
N
2
N
sing
N
3
N
sing
N
4
N
sing
N
5
N
sing
N
6
N
sing
N
7
N
doub
N
8
N
sing
N
9
N
sing
N
10
N
sing
N
11
N
sing
N
12
N
sing
N
13
N
sing
N
14
N
sing
N
15
N
sing
N
16
N
sing
N
17
N
sing
N
18
N
sing
N
19
N
doub
N
20
N
sing
N
21
N
sing
N
22
N
sing
N
23
N
sing
N
24
N
sing
N
25
N
sing
N
26
N
sing
N
27
N
sing
N
28
N
sing
N
29
N
sing
N
30
N
sing
N
31
N
sing
N
32
N
sing
N
33
N
doub
N
34
N
sing
N
35
N
sing
N
36
N
sing
N
37
N
sing
N
38
N
sing
N
39
N
sing
N
40
N
sing
N
41
N
sing
N
42
N
sing
N
43
N
sing
N
44
N
sing
N
45
N
doub
N
46
N
sing
N
47
N
sing
N
48
N
sing
N
49
N
sing
N
50
N
doub
N
51
N
sing
N
52
N
sing
N
53
N
sing
N
54
N
sing
N
55
N
sing
N
56
N
sing
N
57
N
sing
N
58
N
sing
N
59
N
sing
N
60
N
sing
N
61
N
doub
N
62
N
sing
N
63
N
sing
N
64
N
sing
N
65
N
sing
N
66
N
doub
N
67
N
sing
N
68
N
sing
N
69
N
sing
N
70
N
sing
N
71
N
sing
N
72
N
sing
N
73
N
sing
N
74
N
sing
N
75
N
sing
N
76
N
doub
N
77
N
sing
N
78
N
sing
N
79
N
sing
N
80
N
sing
N
81
N
sing
N
82
N
sing
N
83
N
sing
N
84
N
sing
N
85
N
sing
N
86
N
sing
N
87
N
sing
N
88
N
sing
N
89
N
doub
N
90
N
sing
N
91
N
sing
N
92
N
sing
N
93
N
sing
N
94
N
sing
N
95
N
sing
N
96
N
sing
N
97
N
doub
N
98
N
sing
N
99
N
sing
N
100
N
sing
N
101
N
sing
N
102
N
sing
N
103
N
sing
N
104
N
sing
N
105
N
sing
N
106
N
sing
N
107
N
sing
N
108
N
doub
N
109
N
sing
N
110
N
sing
N
111
N
sing
N
112
N
sing
N
113
N
sing
N
114
N
sing
N
115
N
sing
N
116
N
doub
N
117
N
sing
N
118
N
sing
N
119
N
sing
N
120
N
sing
N
121
N
sing
N
122
N
sing
N
123
N
sing
N
124
N
sing
N
125
N
sing
N
126
N
doub
N
127
N
sing
N
128
N
sing
N
129
N
sing
N
130
N
sing
N
131
N
sing
N
132
N
sing
N
133
N
sing
N
134
N
sing
N
135
N
doub
N
136
N
sing
N
137
N
sing
N
138
N
sing
N
139
N
sing
Y
140
N
sing
Y
141
N
doub
Y
142
N
doub
N
143
N
sing
Y
144
N
sing
N
145
N
sing
Y
146
N
sing
N
147
N
sing
N
148
N
sing
N
149
N
sing
N
150
N
sing
N
151
N
sing
N
152
N
sing
N
153
N
sing
N
154
N
sing
N
155
N
sing
N
156
N
sing
N
157
N
sing
N
158
N
doub
N
159
N
sing
N
160
N
sing
N
161
N
sing
N
162
N
sing
N
163
N
sing
N
164
N
sing
N
165
N
sing
N
166
N
sing
N
167
N
sing
N
168
N
sing
N
169
N
sing
N
170
N
sing
N
171
N
sing
N
172
N
sing
N
173
N
sing
N
174
N
sing
N
175
N
sing
N
176
N
sing
N
177
N
sing
N
178
N
sing
N
179
N
doub
N
180
N
sing
N
181
N
sing
N
182
N
sing
N
183
N
sing
N
184
N
sing
N
185
N
sing
N
186
N
sing
N
187
N
sing
N
188
N
sing
N
189
N
sing
N
190
N
sing
N
191
N
sing
N
192
N
sing
N
193
N
sing
N
194
N
sing
N
195
N
sing
N
196
N
sing
N
197
N
sing
N
198
N
sing
N
199
N
sing
N
200
N
doub
N
201
N
sing
N
202
N
sing
N
203
N
sing
N
204
N
sing
N
205
N
sing
N
206
N
sing
N
207
N
sing
N
208
N
sing
N
209
N
sing
N
210
N
sing
N
211
N
sing
N
212
N
sing
N
213
N
sing
N
214
N
sing
N
215
N
sing
N
216
N
sing
N
217
N
sing
N
218
N
sing
N
219
N
sing
N
220
N
sing
N
221
N
sing
N
222
N
sing
N
223
N
sing
N
224
N
doub
N
225
N
sing
N
226
N
sing
N
227
N
sing
N
228
N
sing
N
229
N
sing
N
230
N
sing
N
231
N
sing
N
232
N
sing
N
233
N
sing
N
234
N
sing
N
235
N
sing
N
236
N
sing
N
237
N
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
doub
N
247
N
sing
N
248
N
sing
N
249
N
sing
N
250
N
sing
Y
251
N
doub
Y
252
N
sing
Y
253
N
sing
N
254
N
sing
Y
255
N
doub
N
256
N
sing
Y
257
N
doub
N
258
N
sing
Y
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
doub
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
sing
N
285
N
sing
N
286
N
doub
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
sing
N
298
N
sing
N
299
N
doub
N
300
N
sing
N
301
N
sing
N
302
N
sing
N
303
N
sing
N
304
N
sing
N
305
N
sing
N
306
N
sing
N
307
N
sing
N
308
N
sing
N
309
N
sing
N
310
N
sing
N
311
N
sing
N
312
N
sing
N
313
N
sing
N
314
N
sing
N
315
N
doub
N
316
N
sing
N
317
N
sing
N
318
N
sing
N
319
N
sing
Y
320
N
doub
Y
321
N
sing
Y
322
N
sing
N
323
N
sing
Y
324
N
doub
Y
325
N
sing
Y
326
N
sing
N
327
N
sing
Y
328
N
sing
Y
329
N
doub
N
330
N
sing
Y
331
N
doub
N
332
N
sing
Y
333
N
sing
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
doub
N
344
N
sing
N
345
N
sing
N
346
N
sing
N
347
N
sing
Y
348
N
doub
Y
349
N
sing
Y
350
N
sing
N
351
N
sing
Y
352
N
doub
N
353
N
sing
Y
354
N
doub
N
355
N
sing
Y
356
N
sing
N
357
N
sing
N
358
N
sing
N
359
N
sing
N
360
N
sing
N
361
N
sing
N
362
N
sing
N
363
N
sing
N
364
N
sing
N
365
N
sing
N
366
N
sing
N
367
N
doub
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
Y
379
N
doub
Y
380
N
sing
Y
381
N
sing
N
382
N
sing
Y
383
N
doub
N
384
N
sing
Y
385
N
sing
Y
386
N
sing
Y
387
N
doub
Y
388
N
doub
Y
389
N
sing
Y
390
N
sing
Y
391
N
doub
Y
392
N
sing
N
393
N
sing
N
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
Y
404
N
sing
Y
405
N
doub
Y
406
N
doub
N
407
N
sing
Y
408
N
sing
Y
409
N
doub
Y
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
sing
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
N
432
N
sing
N
433
N
sing
N
434
N
sing
N
435
N
sing
N
436
N
sing
N
437
N
sing
N
438
N
sing
N
439
N
sing
N
440
N
sing
US
J.Med.Chem.
JMCMAR
0151
0022-2623
54
580
10.1021/JM101150B
21186793
Structure-Based Design of Potent and Selective 2-(Quinazolin-2-Yl)Phenol Inhibitors of Checkpoint Kinase 2.
2011
10.2210/pdb2xbj/pdb
pdb_00002xbj
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
100
1
KIRKPATRICK BAEZ BIMORPH MIRROR
CCD
2009-07-06
ADSC CCD
SI(111) DOUBLE CRYSTAL
SINGLE WAVELENGTH
M
x-ray
1
1.000
1.0
I03
Diamond
1.000
SYNCHROTRON
DIAMOND BEAMLINE I03
37111.844
SERINE/THREONINE-PROTEIN KINASE CHK2
2.7.11.1
KINASE DOMAIN, RESIDUES 210-531
1
man
polymer
442.483
4-FLUORO-2-(4-{[(3S,4R)-4-(1-HYDROXY-1-METHYLETHYL)PYRROLIDIN-3-YL]AMINO}-6,7-DIMETHOXYQUINAZOLIN-2-YL)PHENOL
1
syn
non-polymer
24.305
MAGNESIUM ION
1
syn
non-polymer
62.005
NITRATE ION
2
syn
non-polymer
18.015
water
153
nat
water
CHECKPOINT KINASE 2, CDS1
no
no
GPLGSHMSVYPKALRDEYIMSKTLGSGACGEVKLAFERKTCKKVAIKIISKRKFAIGSAREADPALNVETEIEILKKLNH
PCIIKIKNFFDAEDYYIVLELMEGGELFDKVVGNKRLKEATCKLYFYQMLLAVQYLHENGIIHRDLKPENVLLSSQEEDC
LIKITDFGHSKILGETSLMRTLCGTPTYLAPEVLVSVGTAGYNRAVDCWSLGVILFICLSGYPPFSEHRTQVSLKDQITS
GKYNFIPEVWAEVSEKALDLVKKLLVVDPKARFTTEEALRHPWLQDEDMKRKFQDLLSEENESTALPQVLAQPSTSRKRP
REGEAEGAE
GPLGSHMSVYPKALRDEYIMSKTLGSGACGEVKLAFERKTCKKVAIKIISKRKFAIGSAREADPALNVETEIEILKKLNH
PCIIKIKNFFDAEDYYIVLELMEGGELFDKVVGNKRLKEATCKLYFYQMLLAVQYLHENGIIHRDLKPENVLLSSQEEDC
LIKITDFGHSKILGETSLMRTLCGTPTYLAPEVLVSVGTAGYNRAVDCWSLGVILFICLSGYPPFSEHRTQVSLKDQITS
GKYNFIPEVWAEVSEKALDLVKKLLVVDPKARFTTEEALRHPWLQDEDMKRKFQDLLSEENESTALPQVLAQPSTSRKRP
REGEAEGAE
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
HUMAN
sample
9606
HOMO SAPIENS
562
ESCHERICHIA COLI
ROSETTA2 DE3(PLYSS)
PLASMID
PTHREE-E
1
3.41
64
NONE
0.1 M HEPES PH 7.5, 0.2 M MAGNESIUM NITRATE, 8-16% (W/V) PEG 3350
chem_comp_atom
chem_comp_bond
database_2
pdbx_database_status
pdbx_initial_refinement_model
struct_site
repository
Initial release
Version format compliance
Version format compliance
Data collection
Database references
Derived calculations
Other
Refinement description
1
0
2011-01-12
1
1
2011-05-08
1
2
2011-07-13
1
3
2023-12-20
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_pdbx_database_status.status_code_sf
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
CRYSTAL STRUCTURE OF CHK2 IN COMPLEX WITH AN INHIBITOR
CRYSTAL STRUCTURE OF HUMAN CHK2 IN COMPLEX WITH DEBROMOHYMENIALDISINE
CRYSTAL STRUCTURE OF CHK2 IN COMPLEX WITH NSC 109555 , A SPECIFIC INHIBITOR
CRYSTAL STRUCTURE OF CHK2 IN COMPLEX WITH AN INHIBITOR
CRYSTAL STRUCTURE OF CHK2 IN COMPLEX WITH AN INHIBITOR
STRUCTURE OF A SMALL MOLECULE INHIBITOR WITH THE KINASE DOMAIN OF CHK2
CELLULAR INHIBITION OF CHECKPOINT KINASE 2 AND POTENTIATION OF CYTOTOXIC DRUGS BY NOVEL CHK2 INHIBITOR PV1019
FHA DOMAIN FROM HUMAN CHK2 KINASE IN COMPLEX WITH A SYNTHETIC PHOSPHOPEPTIDE
CRYSTAL STRUCTURE OF HUMAN CHK2 IN COMPLEX WITH ADP
CO-CRYSTAL STRUCTURE OF A SMALL MOLECULE INHIBITOR BOUND TO THE KINASE DOMAIN OF CHK2
CRYSTAL STRUCTURE OF CHK2 IN COMPLEX WITH AN INHIBITOR
PDBE
Y
PDBE
2010-04-12
REL
REL
XBJ
4-FLUORO-2-(4-{[(3S,4R)-4-(1-HYDROXY-1-METHYLETHYL)PYRROLIDIN-3-YL]AMINO}-6,7-DIMETHOXYQUINAZOLIN-2-YL)PHENOL
MG
MAGNESIUM ION
NO3
NITRATE ION
HOH
water
2CN5
PDB ENTRY 2CN5
PDB
experimental model
XBJ
1513
2
XBJ
XBJ
1513
A
MG
1514
3
MG
MG
1514
A
NO3
1515
4
NO3
NO3
1515
A
NO3
1516
4
NO3
NO3
1516
A
HOH
2001
5
HOH
HOH
2001
A
HOH
2002
5
HOH
HOH
2002
A
HOH
2003
5
HOH
HOH
2003
A
HOH
2004
5
HOH
HOH
2004
A
HOH
2005
5
HOH
HOH
2005
A
HOH
2006
5
HOH
HOH
2006
A
HOH
2007
5
HOH
HOH
2007
A
HOH
2008
5
HOH
HOH
2008
A
HOH
2009
5
HOH
HOH
2009
A
HOH
2010
5
HOH
HOH
2010
A
HOH
2011
5
HOH
HOH
2011
A
HOH
2012
5
HOH
HOH
2012
A
HOH
2013
5
HOH
HOH
2013
A
HOH
2014
5
HOH
HOH
2014
A
HOH
2015
5
HOH
HOH
2015
A
HOH
2016
5
HOH
HOH
2016
A
HOH
2017
5
HOH
HOH
2017
A
HOH
2018
5
HOH
HOH
2018
A
HOH
2019
5
HOH
HOH
2019
A
HOH
2020
5
HOH
HOH
2020
A
HOH
2021
5
HOH
HOH
2021
A
HOH
2022
5
HOH
HOH
2022
A
HOH
2023
5
HOH
HOH
2023
A
HOH
2024
5
HOH
HOH
2024
A
HOH
2025
5
HOH
HOH
2025
A
HOH
2026
5
HOH
HOH
2026
A
HOH
2027
5
HOH
HOH
2027
A
HOH
2028
5
HOH
HOH
2028
A
HOH
2029
5
HOH
HOH
2029
A
HOH
2030
5
HOH
HOH
2030
A
HOH
2031
5
HOH
HOH
2031
A
HOH
2032
5
HOH
HOH
2032
A
HOH
2033
5
HOH
HOH
2033
A
HOH
2034
5
HOH
HOH
2034
A
HOH
2035
5
HOH
HOH
2035
A
HOH
2036
5
HOH
HOH
2036
A
HOH
2037
5
HOH
HOH
2037
A
HOH
2038
5
HOH
HOH
2038
A
HOH
2039
5
HOH
HOH
2039
A
HOH
2040
5
HOH
HOH
2040
A
HOH
2041
5
HOH
HOH
2041
A
HOH
2042
5
HOH
HOH
2042
A
HOH
2043
5
HOH
HOH
2043
A
HOH
2044
5
HOH
HOH
2044
A
HOH
2045
5
HOH
HOH
2045
A
HOH
2046
5
HOH
HOH
2046
A
HOH
2047
5
HOH
HOH
2047
A
HOH
2048
5
HOH
HOH
2048
A
HOH
2049
5
HOH
HOH
2049
A
HOH
2050
5
HOH
HOH
2050
A
HOH
2051
5
HOH
HOH
2051
A
HOH
2052
5
HOH
HOH
2052
A
HOH
2053
5
HOH
HOH
2053
A
HOH
2054
5
HOH
HOH
2054
A
HOH
2055
5
HOH
HOH
2055
A
HOH
2056
5
HOH
HOH
2056
A
HOH
2057
5
HOH
HOH
2057
A
HOH
2058
5
HOH
HOH
2058
A
HOH
2059
5
HOH
HOH
2059
A
HOH
2060
5
HOH
HOH
2060
A
HOH
2061
5
HOH
HOH
2061
A
HOH
2062
5
HOH
HOH
2062
A
HOH
2063
5
HOH
HOH
2063
A
HOH
2064
5
HOH
HOH
2064
A
HOH
2065
5
HOH
HOH
2065
A
HOH
2066
5
HOH
HOH
2066
A
HOH
2067
5
HOH
HOH
2067
A
HOH
2068
5
HOH
HOH
2068
A
HOH
2069
5
HOH
HOH
2069
A
HOH
2070
5
HOH
HOH
2070
A
HOH
2071
5
HOH
HOH
2071
A
HOH
2072
5
HOH
HOH
2072
A
HOH
2073
5
HOH
HOH
2073
A
HOH
2074
5
HOH
HOH
2074
A
HOH
2075
5
HOH
HOH
2075
A
HOH
2076
5
HOH
HOH
2076
A
HOH
2077
5
HOH
HOH
2077
A
HOH
2078
5
HOH
HOH
2078
A
HOH
2079
5
HOH
HOH
2079
A
HOH
2080
5
HOH
HOH
2080
A
HOH
2081
5
HOH
HOH
2081
A
HOH
2082
5
HOH
HOH
2082
A
HOH
2083
5
HOH
HOH
2083
A
HOH
2084
5
HOH
HOH
2084
A
HOH
2085
5
HOH
HOH
2085
A
HOH
2086
5
HOH
HOH
2086
A
HOH
2087
5
HOH
HOH
2087
A
HOH
2088
5
HOH
HOH
2088
A
HOH
2089
5
HOH
HOH
2089
A
HOH
2090
5
HOH
HOH
2090
A
HOH
2091
5
HOH
HOH
2091
A
HOH
2092
5
HOH
HOH
2092
A
HOH
2093
5
HOH
HOH
2093
A
HOH
2094
5
HOH
HOH
2094
A
HOH
2095
5
HOH
HOH
2095
A
HOH
2096
5
HOH
HOH
2096
A
HOH
2097
5
HOH
HOH
2097
A
HOH
2098
5
HOH
HOH
2098
A
HOH
2099
5
HOH
HOH
2099
A
HOH
2100
5
HOH
HOH
2100
A
HOH
2101
5
HOH
HOH
2101
A
HOH
2102
5
HOH
HOH
2102
A
HOH
2103
5
HOH
HOH
2103
A
HOH
2104
5
HOH
HOH
2104
A
HOH
2105
5
HOH
HOH
2105
A
HOH
2106
5
HOH
HOH
2106
A
HOH
2107
5
HOH
HOH
2107
A
HOH
2108
5
HOH
HOH
2108
A
HOH
2109
5
HOH
HOH
2109
A
HOH
2110
5
HOH
HOH
2110
A
HOH
2111
5
HOH
HOH
2111
A
HOH
2112
5
HOH
HOH
2112
A
HOH
2113
5
HOH
HOH
2113
A
HOH
2114
5
HOH
HOH
2114
A
HOH
2115
5
HOH
HOH
2115
A
HOH
2116
5
HOH
HOH
2116
A
HOH
2117
5
HOH
HOH
2117
A
HOH
2118
5
HOH
HOH
2118
A
HOH
2119
5
HOH
HOH
2119
A
HOH
2120
5
HOH
HOH
2120
A
HOH
2121
5
HOH
HOH
2121
A
HOH
2122
5
HOH
HOH
2122
A
HOH
2123
5
HOH
HOH
2123
A
HOH
2124
5
HOH
HOH
2124
A
HOH
2125
5
HOH
HOH
2125
A
HOH
2126
5
HOH
HOH
2126
A
HOH
2127
5
HOH
HOH
2127
A
HOH
2128
5
HOH
HOH
2128
A
HOH
2129
5
HOH
HOH
2129
A
HOH
2130
5
HOH
HOH
2130
A
HOH
2131
5
HOH
HOH
2131
A
HOH
2132
5
HOH
HOH
2132
A
HOH
2133
5
HOH
HOH
2133
A
HOH
2134
5
HOH
HOH
2134
A
HOH
2135
5
HOH
HOH
2135
A
HOH
2136
5
HOH
HOH
2136
A
HOH
2137
5
HOH
HOH
2137
A
HOH
2138
5
HOH
HOH
2138
A
HOH
2139
5
HOH
HOH
2139
A
HOH
2140
5
HOH
HOH
2140
A
HOH
2141
5
HOH
HOH
2141
A
HOH
2142
5
HOH
HOH
2142
A
HOH
2143
5
HOH
HOH
2143
A
HOH
2144
5
HOH
HOH
2144
A
HOH
2145
5
HOH
HOH
2145
A
HOH
2146
5
HOH
HOH
2146
A
HOH
2147
5
HOH
HOH
2147
A
HOH
2148
5
HOH
HOH
2148
A
HOH
2149
5
HOH
HOH
2149
A
HOH
2150
5
HOH
HOH
2150
A
HOH
2151
5
HOH
HOH
2151
A
HOH
2152
5
HOH
HOH
2152
A
HOH
2153
5
HOH
HOH
2153
A
n
1
203
A
n
2
204
A
n
3
205
A
n
4
206
A
n
5
207
A
n
6
208
A
n
7
209
A
n
8
210
A
VAL
211
n
9
VAL
211
A
TYR
212
n
10
TYR
212
A
PRO
213
n
11
PRO
213
A
LYS
214
n
12
LYS
214
A
ALA
215
n
13
ALA
215
A
LEU
216
n
14
LEU
216
A
ARG
217
n
15
ARG
217
A
ASP
218
n
16
ASP
218
A
GLU
219
n
17
GLU
219
A
TYR
220
n
18
TYR
220
A
ILE
221
n
19
ILE
221
A
MET
222
n
20
MET
222
A
SER
223
n
21
SER
223
A
LYS
224
n
22
LYS
224
A
THR
225
n
23
THR
225
A
LEU
226
n
24
LEU
226
A
GLY
227
n
25
GLY
227
A
SER
228
n
26
SER
228
A
GLY
229
n
27
GLY
229
A
ALA
230
n
28
ALA
230
A
n
29
231
A
GLY
232
n
30
GLY
232
A
GLU
233
n
31
GLU
233
A
VAL
234
n
32
VAL
234
A
LYS
235
n
33
LYS
235
A
LEU
236
n
34
LEU
236
A
ALA
237
n
35
ALA
237
A
PHE
238
n
36
PHE
238
A
GLU
239
n
37
GLU
239
A
ARG
240
n
38
ARG
240
A
LYS
241
n
39
LYS
241
A
THR
242
n
40
THR
242
A
CYS
243
n
41
CYS
243
A
LYS
244
n
42
LYS
244
A
LYS
245
n
43
LYS
245
A
VAL
246
n
44
VAL
246
A
ALA
247
n
45
ALA
247
A
ILE
248
n
46
ILE
248
A
LYS
249
n
47
LYS
249
A
ILE
250
n
48
ILE
250
A
ILE
251
n
49
ILE
251
A
SER
252
n
50
SER
252
A
LYS
253
n
51
LYS
253
A
n
52
254
A
n
53
255
A
n
54
256
A
n
55
257
A
n
56
258
A
n
57
259
A
n
58
260
A
n
59
261
A
n
60
262
A
n
61
263
A
n
62
264
A
n
63
265
A
n
64
266
A
ALA
267
n
65
ALA
267
A
LEU
268
n
66
LEU
268
A
ASN
269
n
67
ASN
269
A
VAL
270
n
68
VAL
270
A
GLU
271
n
69
GLU
271
A
THR
272
n
70
THR
272
A
GLU
273
n
71
GLU
273
A
ILE
274
n
72
ILE
274
A
GLU
275
n
73
GLU
275
A
ILE
276
n
74
ILE
276
A
LEU
277
n
75
LEU
277
A
LYS
278
n
76
LYS
278
A
LYS
279
n
77
LYS
279
A
LEU
280
n
78
LEU
280
A
ASN
281
n
79
ASN
281
A
HIS
282
n
80
HIS
282
A
PRO
283
n
81
PRO
283
A
CYS
284
n
82
CYS
284
A
ILE
285
n
83
ILE
285
A
ILE
286
n
84
ILE
286
A
LYS
287
n
85
LYS
287
A
ILE
288
n
86
ILE
288
A
LYS
289
n
87
LYS
289
A
ASN
290
n
88
ASN
290
A
PHE
291
n
89
PHE
291
A
PHE
292
n
90
PHE
292
A
ASP
293
n
91
ASP
293
A
ALA
294
n
92
ALA
294
A
GLU
295
n
93
GLU
295
A
ASP
296
n
94
ASP
296
A
TYR
297
n
95
TYR
297
A
TYR
298
n
96
TYR
298
A
ILE
299
n
97
ILE
299
A
VAL
300
n
98
VAL
300
A
LEU
301
n
99
LEU
301
A
GLU
302
n
100
GLU
302
A
LEU
303
n
101
LEU
303
A
MET
304
n
102
MET
304
A
GLU
305
n
103
GLU
305
A
GLY
306
n
104
GLY
306
A
GLY
307
n
105
GLY
307
A
GLU
308
n
106
GLU
308
A
LEU
309
n
107
LEU
309
A
PHE
310
n
108
PHE
310
A
ASP
311
n
109
ASP
311
A
LYS
312
n
110
LYS
312
A
VAL
313
n
111
VAL
313
A
VAL
314
n
112
VAL
314
A
GLY
315
n
113
GLY
315
A
ASN
316
n
114
ASN
316
A
LYS
317
n
115
LYS
317
A
ARG
318
n
116
ARG
318
A
LEU
319
n
117
LEU
319
A
LYS
320
n
118
LYS
320
A
GLU
321
n
119
GLU
321
A
ALA
322
n
120
ALA
322
A
THR
323
n
121
THR
323
A
CYS
324
n
122
CYS
324
A
LYS
325
n
123
LYS
325
A
LEU
326
n
124
LEU
326
A
TYR
327
n
125
TYR
327
A
PHE
328
n
126
PHE
328
A
TYR
329
n
127
TYR
329
A
GLN
330
n
128
GLN
330
A
MET
331
n
129
MET
331
A
LEU
332
n
130
LEU
332
A
LEU
333
n
131
LEU
333
A
ALA
334
n
132
ALA
334
A
VAL
335
n
133
VAL
335
A
GLN
336
n
134
GLN
336
A
TYR
337
n
135
TYR
337
A
LEU
338
n
136
LEU
338
A
HIS
339
n
137
HIS
339
A
GLU
340
n
138
GLU
340
A
ASN
341
n
139
ASN
341
A
GLY
342
n
140
GLY
342
A
ILE
343
n
141
ILE
343
A
ILE
344
n
142
ILE
344
A
HIS
345
n
143
HIS
345
A
ARG
346
n
144
ARG
346
A
ASP
347
n
145
ASP
347
A
LEU
348
n
146
LEU
348
A
LYS
349
n
147
LYS
349
A
PRO
350
n
148
PRO
350
A
GLU
351
n
149
GLU
351
A
ASN
352
n
150
ASN
352
A
VAL
353
n
151
VAL
353
A
LEU
354
n
152
LEU
354
A
LEU
355
n
153
LEU
355
A
SER
356
n
154
SER
356
A
SER
357
n
155
SER
357
A
GLN
358
n
156
GLN
358
A
GLU
359
n
157
GLU
359
A
GLU
360
n
158
GLU
360
A
ASP
361
n
159
ASP
361
A
CYS
362
n
160
CYS
362
A
LEU
363
n
161
LEU
363
A
ILE
364
n
162
ILE
364
A
LYS
365
n
163
LYS
365
A
ILE
366
n
164
ILE
366
A
THR
367
n
165
THR
367
A
ASP
368
n
166
ASP
368
A
PHE
369
n
167
PHE
369
A
GLY
370
n
168
GLY
370
A
HIS
371
n
169
HIS
371
A
SER
372
n
170
SER
372
A
LYS
373
n
171
LYS
373
A
ILE
374
n
172
ILE
374
A
LEU
375
n
173
LEU
375
A
n
174
376
A
n
175
377
A
THR
378
n
176
THR
378
A
SER
379
n
177
SER
379
A
LEU
380
n
178
LEU
380
A
MET
381
n
179
MET
381
A
ARG
382
n
180
ARG
382
A
THR
383
n
181
THR
383
A
LEU
384
n
182
LEU
384
A
CYS
385
n
183
CYS
385
A
GLY
386
n
184
GLY
386
A
THR
387
n
185
THR
387
A
PRO
388
n
186
PRO
388
A
THR
389
n
187
THR
389
A
TYR
390
n
188
TYR
390
A
LEU
391
n
189
LEU
391
A
ALA
392
n
190
ALA
392
A
PRO
393
n
191
PRO
393
A
GLU
394
n
192
GLU
394
A
VAL
395
n
193
VAL
395
A
LEU
396
n
194
LEU
396
A
VAL
397
n
195
VAL
397
A
SER
398
n
196
SER
398
A
VAL
399
n
197
VAL
399
A
GLY
400
n
198
GLY
400
A
THR
401
n
199
THR
401
A
ALA
402
n
200
ALA
402
A
GLY
403
n
201
GLY
403
A
TYR
404
n
202
TYR
404
A
ASN
405
n
203
ASN
405
A
ARG
406
n
204
ARG
406
A
ALA
407
n
205
ALA
407
A
VAL
408
n
206
VAL
408
A
ASP
409
n
207
ASP
409
A
CYS
410
n
208
CYS
410
A
TRP
411
n
209
TRP
411
A
SER
412
n
210
SER
412
A
LEU
413
n
211
LEU
413
A
GLY
414
n
212
GLY
414
A
VAL
415
n
213
VAL
415
A
ILE
416
n
214
ILE
416
A
LEU
417
n
215
LEU
417
A
PHE
418
n
216
PHE
418
A
ILE
419
n
217
ILE
419
A
CYS
420
n
218
CYS
420
A
LEU
421
n
219
LEU
421
A
SER
422
n
220
SER
422
A
GLY
423
n
221
GLY
423
A
TYR
424
n
222
TYR
424
A
PRO
425
n
223
PRO
425
A
PRO
426
n
224
PRO
426
A
PHE
427
n
225
PHE
427
A
SER
428
n
226
SER
428
A
GLU
429
n
227
GLU
429
A
HIS
430
n
228
HIS
430
A
ARG
431
n
229
ARG
431
A
THR
432
n
230
THR
432
A
GLN
433
n
231
GLN
433
A
VAL
434
n
232
VAL
434
A
SER
435
n
233
SER
435
A
LEU
436
n
234
LEU
436
A
LYS
437
n
235
LYS
437
A
ASP
438
n
236
ASP
438
A
GLN
439
n
237
GLN
439
A
ILE
440
n
238
ILE
440
A
THR
441
n
239
THR
441
A
SER
442
n
240
SER
442
A
GLY
443
n
241
GLY
443
A
LYS
444
n
242
LYS
444
A
TYR
445
n
243
TYR
445
A
ASN
446
n
244
ASN
446
A
PHE
447
n
245
PHE
447
A
ILE
448
n
246
ILE
448
A
PRO
449
n
247
PRO
449
A
GLU
450
n
248
GLU
450
A
VAL
451
n
249
VAL
451
A
TRP
452
n
250
TRP
452
A
ALA
453
n
251
ALA
453
A
GLU
454
n
252
GLU
454
A
VAL
455
n
253
VAL
455
A
SER
456
n
254
SER
456
A
GLU
457
n
255
GLU
457
A
LYS
458
n
256
LYS
458
A
ALA
459
n
257
ALA
459
A
LEU
460
n
258
LEU
460
A
ASP
461
n
259
ASP
461
A
LEU
462
n
260
LEU
462
A
VAL
463
n
261
VAL
463
A
LYS
464
n
262
LYS
464
A
LYS
465
n
263
LYS
465
A
LEU
466
n
264
LEU
466
A
LEU
467
n
265
LEU
467
A
VAL
468
n
266
VAL
468
A
VAL
469
n
267
VAL
469
A
ASP
470
n
268
ASP
470
A
PRO
471
n
269
PRO
471
A
LYS
472
n
270
LYS
472
A
ALA
473
n
271
ALA
473
A
ARG
474
n
272
ARG
474
A
PHE
475
n
273
PHE
475
A
THR
476
n
274
THR
476
A
THR
477
n
275
THR
477
A
GLU
478
n
276
GLU
478
A
GLU
479
n
277
GLU
479
A
ALA
480
n
278
ALA
480
A
LEU
481
n
279
LEU
481
A
ARG
482
n
280
ARG
482
A
HIS
483
n
281
HIS
483
A
PRO
484
n
282
PRO
484
A
TRP
485
n
283
TRP
485
A
LEU
486
n
284
LEU
486
A
GLN
487
n
285
GLN
487
A
ASP
488
n
286
ASP
488
A
GLU
489
n
287
GLU
489
A
ASP
490
n
288
ASP
490
A
MET
491
n
289
MET
491
A
LYS
492
n
290
LYS
492
A
ARG
493
n
291
ARG
493
A
LYS
494
n
292
LYS
494
A
PHE
495
n
293
PHE
495
A
GLN
496
n
294
GLN
496
A
ASP
497
n
295
ASP
497
A
LEU
498
n
296
LEU
498
A
LEU
499
n
297
LEU
499
A
SER
500
n
298
SER
500
A
GLU
501
n
299
GLU
501
A
GLU
502
n
300
GLU
502
A
ASN
503
n
301
ASN
503
A
GLU
504
n
302
GLU
504
A
SER
505
n
303
SER
505
A
THR
506
n
304
THR
506
A
ALA
507
n
305
ALA
507
A
LEU
508
n
306
LEU
508
A
PRO
509
n
307
PRO
509
A
GLN
510
n
308
GLN
510
A
VAL
511
n
309
VAL
511
A
LEU
512
n
310
LEU
512
A
n
311
513
A
n
312
514
A
n
313
515
A
n
314
516
A
n
315
517
A
n
316
518
A
n
317
519
A
n
318
520
A
n
319
521
A
n
320
522
A
n
321
523
A
n
322
524
A
n
323
525
A
n
324
526
A
n
325
527
A
n
326
528
A
n
327
529
A
n
328
530
A
n
329
531
A
author_and_software_defined_assembly
PISA
2
dimeric
3580
-28.2
28920
A
NO3
1516
E
O1
NO3
1_555
A
MG
1514
C
MG
MG
1_555
A
HOH
2019
F
O
HOH
1_555
126.2
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
-0.5000000000
-0.8660254038
0.0000000000
-0.8660254038
0.5000000000
0.0000000000
0.0000000000
0.0000000000
-1.0000000000
6_554
-x,-x+y,-z-1/3
crystal symmetry operation
0.0000000000
0.0000000000
-30.9866666667
A
N
LEU
226
A
N
LEU
24
A
O
VAL
234
A
O
VAL
32
A
N
GLU
239
A
N
GLU
37
A
O
LYS
244
A
O
LYS
42
A
N
ILE
251
A
N
ILE
49
A
O
TYR
297
A
O
TYR
95
A
O
VAL
300
A
O
VAL
98
A
N
LYS
289
A
N
LYS
87
A
O
GLY
307
A
O
GLY
105
A
N
LEU
355
A
N
LEU
153
A
N
LEU
354
A
N
LEU
152
A
O
LYS
365
A
O
LYS
163
A
N
ILE
344
A
N
ILE
142
A
O
LYS
373
A
O
LYS
171
1
A
CG
LYS
224
A
CG
LYS
22
1
Y
1
A
CD
LYS
224
A
CD
LYS
22
1
Y
1
A
CE
LYS
224
A
CE
LYS
22
1
Y
1
A
NZ
LYS
224
A
NZ
LYS
22
1
Y
1
A
CE
LYS
241
A
CE
LYS
39
1
Y
1
A
NZ
LYS
241
A
NZ
LYS
39
1
Y
1
A
CG
LEU
268
A
CG
LEU
66
1
Y
1
A
CD1
LEU
268
A
CD1
LEU
66
1
Y
1
A
CD2
LEU
268
A
CD2
LEU
66
1
Y
1
A
CG
GLU
271
A
CG
GLU
69
1
Y
1
A
CD
GLU
271
A
CD
GLU
69
1
Y
1
A
OE1
GLU
271
A
OE1
GLU
69
1
Y
1
A
OE2
GLU
271
A
OE2
GLU
69
1
Y
1
A
CG
GLU
275
A
CG
GLU
73
1
Y
1
A
CD
GLU
275
A
CD
GLU
73
1
Y
1
A
OE1
GLU
275
A
OE1
GLU
73
1
Y
1
A
OE2
GLU
275
A
OE2
GLU
73
1
Y
1
A
CE
LYS
278
A
CE
LYS
76
1
Y
1
A
NZ
LYS
278
A
NZ
LYS
76
1
Y
1
A
CG
LYS
279
A
CG
LYS
77
1
Y
1
A
CD
LYS
279
A
CD
LYS
77
1
Y
1
A
CE
LYS
279
A
CE
LYS
77
1
Y
1
A
NZ
LYS
279
A
NZ
LYS
77
1
Y
1
A
CG
GLU
295
A
CG
GLU
93
1
Y
1
A
CD
GLU
295
A
CD
GLU
93
1
Y
1
A
OE1
GLU
295
A
OE1
GLU
93
1
Y
1
A
OE2
GLU
295
A
OE2
GLU
93
1
Y
1
A
CD
GLN
358
A
CD
GLN
156
1
Y
1
A
OE1
GLN
358
A
OE1
GLN
156
1
Y
1
A
NE2
GLN
358
A
NE2
GLN
156
1
Y
1
A
CD
GLU
360
A
CD
GLU
158
1
Y
1
A
OE1
GLU
360
A
OE1
GLU
158
1
Y
1
A
OE2
GLU
360
A
OE2
GLU
158
1
Y
1
A
CD
LYS
373
A
CD
LYS
171
1
Y
1
A
CE
LYS
373
A
CE
LYS
171
1
Y
1
A
NZ
LYS
373
A
NZ
LYS
171
1
Y
1
A
CG
LEU
375
A
CG
LEU
173
1
Y
1
A
CD1
LEU
375
A
CD1
LEU
173
1
Y
1
A
CD2
LEU
375
A
CD2
LEU
173
1
Y
1
A
CG
MET
381
A
CG
MET
179
1
Y
1
A
SD
MET
381
A
SD
MET
179
1
Y
1
A
CE
MET
381
A
CE
MET
179
1
Y
1
A
CD
ARG
382
A
CD
ARG
180
1
Y
1
A
NE
ARG
382
A
NE
ARG
180
1
Y
1
A
CZ
ARG
382
A
CZ
ARG
180
1
Y
1
A
NH1
ARG
382
A
NH1
ARG
180
1
Y
1
A
NH2
ARG
382
A
NH2
ARG
180
1
Y
1
A
CD
LYS
444
A
CD
LYS
242
1
Y
1
A
CE
LYS
444
A
CE
LYS
242
1
Y
1
A
NZ
LYS
444
A
NZ
LYS
242
1
Y
1
A
CG
GLU
450
A
CG
GLU
248
1
Y
1
A
CD
GLU
450
A
CD
GLU
248
1
Y
1
A
OE1
GLU
450
A
OE1
GLU
248
1
Y
1
A
OE2
GLU
450
A
OE2
GLU
248
1
Y
1
A
CG
GLU
457
A
CG
GLU
255
1
Y
1
A
CD
GLU
457
A
CD
GLU
255
1
Y
1
A
OE1
GLU
457
A
OE1
GLU
255
1
Y
1
A
OE2
GLU
457
A
OE2
GLU
255
1
Y
1
A
CZ
ARG
482
A
CZ
ARG
280
1
Y
1
A
NH1
ARG
482
A
NH1
ARG
280
1
Y
1
A
NH2
ARG
482
A
NH2
ARG
280
1
Y
1
A
CG
ARG
493
A
CG
ARG
291
1
Y
1
A
CD
ARG
493
A
CD
ARG
291
1
Y
1
A
NE
ARG
493
A
NE
ARG
291
1
Y
1
A
CZ
ARG
493
A
CZ
ARG
291
1
Y
1
A
NH1
ARG
493
A
NH1
ARG
291
1
Y
1
A
NH2
ARG
493
A
NH2
ARG
291
1
Y
1
A
CE
LYS
494
A
CE
LYS
292
1
Y
1
A
NZ
LYS
494
A
NZ
LYS
292
1
Y
1
A
CD
GLU
501
A
CD
GLU
299
1
Y
1
A
OE1
GLU
501
A
OE1
GLU
299
1
Y
1
A
CG
GLU
504
A
CG
GLU
302
1
Y
1
A
CD
GLU
504
A
CD
GLU
302
1
Y
1
A
OE1
GLU
504
A
OE1
GLU
302
1
Y
1
A
OE2
GLU
504
A
OE2
GLU
302
1
Y
1
A
OG
SER
505
A
OG
SER
303
1
Y
1
A
CG
LEU
508
A
CG
LEU
306
1
Y
1
A
CD1
LEU
508
A
CD1
LEU
306
1
Y
1
A
CD2
LEU
508
A
CD2
LEU
306
1
Y
1
A
CG
LEU
512
A
CG
LEU
310
1
Y
1
A
CD1
LEU
512
A
CD1
LEU
310
1
Y
1
A
CD2
LEU
512
A
CD2
LEU
310
1
Y
1
A
GLY
203
A
GLY
1
1
Y
1
A
PRO
204
A
PRO
2
1
Y
1
A
LEU
205
A
LEU
3
1
Y
1
A
GLY
206
A
GLY
4
1
Y
1
A
SER
207
A
SER
5
1
Y
1
A
HIS
208
A
HIS
6
1
Y
1
A
MET
209
A
MET
7
1
Y
1
A
SER
210
A
SER
8
1
Y
1
A
CYS
231
A
CYS
29
1
Y
1
A
ARG
254
A
ARG
52
1
Y
1
A
LYS
255
A
LYS
53
1
Y
1
A
PHE
256
A
PHE
54
1
Y
1
A
ALA
257
A
ALA
55
1
Y
1
A
ILE
258
A
ILE
56
1
Y
1
A
GLY
259
A
GLY
57
1
Y
1
A
SER
260
A
SER
58
1
Y
1
A
ALA
261
A
ALA
59
1
Y
1
A
ARG
262
A
ARG
60
1
Y
1
A
GLU
263
A
GLU
61
1
Y
1
A
ALA
264
A
ALA
62
1
Y
1
A
ASP
265
A
ASP
63
1
Y
1
A
PRO
266
A
PRO
64
1
Y
1
A
GLY
376
A
GLY
174
1
Y
1
A
GLU
377
A
GLU
175
1
Y
1
A
ALA
513
A
ALA
311
1
Y
1
A
GLN
514
A
GLN
312
1
Y
1
A
PRO
515
A
PRO
313
1
Y
1
A
SER
516
A
SER
314
1
Y
1
A
THR
517
A
THR
315
1
Y
1
A
SER
518
A
SER
316
1
Y
1
A
ARG
519
A
ARG
317
1
Y
1
A
LYS
520
A
LYS
318
1
Y
1
A
ARG
521
A
ARG
319
1
Y
1
A
PRO
522
A
PRO
320
1
Y
1
A
ARG
523
A
ARG
321
1
Y
1
A
GLU
524
A
GLU
322
1
Y
1
A
GLY
525
A
GLY
323
1
Y
1
A
GLU
526
A
GLU
324
1
Y
1
A
ALA
527
A
ALA
325
1
Y
1
A
GLU
528
A
GLU
326
1
Y
1
A
GLY
529
A
GLY
327
1
Y
1
A
ALA
530
A
ALA
328
1
Y
1
A
GLU
531
A
GLU
329
1
Y
1
A
SER
223
-134.51
-145.59
1
A
ALA
294
-136.70
-147.87
1
A
ASN
316
57.61
15.11
1
A
ASP
347
-146.58
39.63
1
A
ASP
368
67.17
77.45
1
A
LEU
467
-91.40
47.41
-2.0109
0.0000
0.0000
-2.0109
0.0000
4.0218
0.2433
0.1937
0.1962
2.300
40.047
1008
19780
5.1
97.65
0.33
1
1.34
MOLECULAR REPLACEMENT
23.76
0.90
1.11
PDB ENTRY 2CN5
ML
FLAT BULK SOLVENT MODEL
50.879
0.325
2.300
40.047
153
2401
41
0
2207
0.008
2331
1.074
3156
18.440
857
0.067
364
0.005
391
0.3174
0.2578
2.4213
129
2364
88.00
0.2815
0.2388
2.5730
152
2644
99.00
0.2807
0.2157
2.7716
133
2769
100.00
0.2802
0.2048
3.0504
165
2696
100.00
0.2292
0.1939
3.4916
149
2721
100.00
0.2076
0.1619
4.3982
136
2766
100.00
0.2230
0.1784
40.0529
144
2812
97.00
52.25
2.00
40.90
2XBJ
19807
0.0
0.06
1
8.87
3.96
97.8
0.52
2.30
2.42
1.45
1
2.89
88.2
refinement
PHENIX
(PHENIX.REFINE)
data reduction
iMOSFLM
data scaling
SCALA
phasing
PHASER
Crystal Structure of Chk2 in complex with an inhibitor
1
N
N
2
N
N
3
N
N
4
N
N
4
N
N
5
N
N
A
PRO
213
A
PRO
11
HELX_P
A
ASP
218
A
ASP
16
1
1
6
A
ALA
267
A
ALA
65
HELX_P
A
LEU
280
A
LEU
78
1
2
14
A
LEU
309
A
LEU
107
HELX_P
A
VAL
314
A
VAL
112
1
3
6
A
GLY
315
A
GLY
113
HELX_P
A
LYS
317
A
LYS
115
5
4
3
A
LYS
320
A
LYS
118
HELX_P
A
ASN
341
A
ASN
139
1
5
22
A
THR
378
A
THR
176
HELX_P
A
CYS
385
A
CYS
183
1
6
8
A
THR
387
A
THR
185
HELX_P
A
LEU
391
A
LEU
189
5
7
5
A
ALA
392
A
ALA
190
HELX_P
A
VAL
399
A
VAL
197
1
8
8
A
ARG
406
A
ARG
204
HELX_P
A
GLY
423
A
GLY
221
1
9
18
A
SER
435
A
SER
233
HELX_P
A
GLY
443
A
GLY
241
1
10
9
A
ILE
448
A
ILE
246
HELX_P
A
GLU
454
A
GLU
252
1
11
7
A
SER
456
A
SER
254
HELX_P
A
LEU
467
A
LEU
265
1
12
12
A
THR
476
A
THR
274
HELX_P
A
ARG
482
A
ARG
280
1
13
7
A
HIS
483
A
HIS
281
HELX_P
A
GLN
487
A
GLN
285
5
14
5
A
ASP
488
A
ASP
286
HELX_P
A
GLU
504
A
GLU
302
1
15
17
A
SER
505
A
SER
303
HELX_P
A
ALA
507
A
ALA
305
5
16
3
metalc
2.771
A
MG
1514
C
MG
MG
1_555
A
NO3
1516
E
O1
NO3
1_555
metalc
2.311
A
MG
1514
C
MG
MG
1_555
A
HOH
2019
F
O
HOH
1_555
TRANSFERASE
TRANSFERASE, DNA REPAIR, PARP
A
SER
228
A
SER
26
1
A
GLY
229
A
GLY
27
2.03
2XBJ
PDB
1
2XBJ
CHK2_HUMAN
UNP
1
O96017
203
209
2XBJ
203
209
2XBJ
A
1
1
7
210
531
2XBJ
210
531
O96017
A
2
8
329
5
3
2
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
A
TYR
220
A
TYR
18
A
SER
228
A
SER
26
A
GLY
232
A
GLY
30
A
GLU
239
A
GLU
37
A
LYS
244
A
LYS
42
A
SER
252
A
SER
50
A
ASP
296
A
ASP
94
A
GLU
302
A
GLU
100
A
ILE
288
A
ILE
86
A
ASP
293
A
ASP
91
A
GLY
307
A
GLY
105
A
GLU
308
A
GLU
106
A
VAL
353
A
VAL
151
A
LEU
355
A
LEU
153
A
ILE
364
A
ILE
162
A
ILE
366
A
ILE
164
A
ILE
343
A
ILE
141
A
ILE
344
A
ILE
142
A
LYS
373
A
LYS
171
A
ILE
374
A
ILE
172
BINDING SITE FOR RESIDUE XBJ A 1513
A
XBJ
1513
Software
15
BINDING SITE FOR RESIDUE MG A 1514
A
MG
1514
Software
5
BINDING SITE FOR RESIDUE NO3 A 1515
A
NO3
1515
Software
4
BINDING SITE FOR RESIDUE NO3 A 1516
A
NO3
1516
Software
7
A
LEU
226
A
LEU
24
15
1_555
A
GLY
227
A
GLY
25
15
1_555
A
ILE
286
A
ILE
84
15
1_555
A
LEU
301
A
LEU
99
15
1_555
A
GLU
302
A
GLU
100
15
1_555
A
MET
304
A
MET
102
15
1_555
A
GLU
305
A
GLU
103
15
1_555
A
GLU
308
A
GLU
106
15
1_555
A
GLU
351
A
GLU
149
15
1_555
A
ASN
352
A
ASN
150
15
1_555
A
LEU
354
A
LEU
152
15
1_555
A
MG
1514
C
MG
15
1_555
A
NO3
1516
E
NO3
15
1_555
A
HOH
2034
F
HOH
15
1_555
A
HOH
2153
F
HOH
15
1_555
A
GLU
273
A
GLU
71
5
1_555
A
ASP
368
A
ASP
166
5
1_555
A
XBJ
1513
B
XBJ
5
1_555
A
NO3
1516
E
NO3
5
1_555
A
HOH
2019
F
HOH
5
1_555
A
GLY
403
A
GLY
201
4
1_555
A
TYR
404
A
TYR
202
4
1_555
A
ASN
405
A
ASN
203
4
1_555
A
ARG
406
A
ARG
204
4
1_555
A
VAL
234
A
VAL
32
7
1_555
A
LYS
249
A
LYS
47
7
1_555
A
THR
367
A
THR
165
7
1_555
A
ASP
368
A
ASP
166
7
1_555
A
XBJ
1513
B
XBJ
7
1_555
A
MG
1514
C
MG
7
1_555
A
HOH
2153
F
HOH
7
1_555
154
P 32 2 1