0.022195
0.000000
0.004609
0.000000
0.015184
0.000000
0.000000
0.000000
0.018751
0.00000
0.00000
0.00000
Read, J.A.
Breed, J.
Haye, H.
McCall, E.
Rowsell, S.
Vallentine, A.
White, A.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
2
90.00
101.73
90.00
45.055
65.858
54.468
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
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
O4 S -2
96.063
SULFATE ION
non-polymer
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
C16 H12 N4 O
276.293
5-METHYL-8-PYRIDIN-4-YL[1,2,4]TRIAZOLO[4,3-A]QUINOLIN-1(2H)-ONE
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
N
N
251
S
C
N
252
N
C
N
253
N
O
N
254
N
C
Y
255
N
C
Y
256
N
C
Y
257
N
C
Y
258
N
C
Y
259
N
C
Y
260
N
C
N
261
N
O
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
H
N
272
N
H
N
273
N
N
N
274
S
C
N
275
N
C
N
276
N
O
N
277
N
C
N
278
N
C
N
279
N
C
N
280
N
O
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
N
N
291
S
C
N
292
N
C
N
293
N
O
N
294
N
C
N
295
N
O
N
296
N
O
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
S
N
305
N
O
N
306
N
O
N
307
N
O
N
308
N
O
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
C
Y
402
N
C
Y
403
N
C
Y
404
N
C
Y
405
N
C
Y
406
N
C
N
407
N
C
N
408
N
C
N
409
N
C
N
410
N
C
N
411
N
C
Y
412
N
N
N
413
N
N
N
414
N
N
N
415
N
N
N
416
N
O
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
H
N
427
N
H
N
428
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
sing
N
238
N
sing
N
239
N
sing
N
240
N
sing
N
241
N
sing
N
242
N
sing
N
243
N
doub
N
244
N
sing
N
245
N
sing
N
246
N
sing
N
247
N
sing
Y
248
N
doub
Y
249
N
sing
Y
250
N
sing
N
251
N
sing
Y
252
N
doub
N
253
N
sing
Y
254
N
doub
N
255
N
sing
Y
256
N
sing
N
257
N
sing
N
258
N
sing
N
259
N
sing
N
260
N
sing
N
261
N
sing
N
262
N
sing
N
263
N
sing
N
264
N
sing
N
265
N
sing
N
266
N
doub
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
doub
N
284
N
sing
N
285
N
sing
N
286
N
sing
N
287
N
sing
N
288
N
sing
N
289
N
sing
N
290
N
doub
N
291
N
doub
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
sing
N
300
N
doub
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
sing
N
316
N
doub
N
317
N
sing
N
318
N
sing
N
319
N
sing
N
320
N
sing
Y
321
N
doub
Y
322
N
sing
Y
323
N
sing
N
324
N
sing
Y
325
N
doub
Y
326
N
sing
Y
327
N
sing
N
328
N
sing
Y
329
N
sing
Y
330
N
doub
N
331
N
sing
Y
332
N
doub
N
333
N
sing
Y
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
doub
N
345
N
sing
N
346
N
sing
N
347
N
sing
N
348
N
sing
Y
349
N
doub
Y
350
N
sing
Y
351
N
sing
N
352
N
sing
Y
353
N
doub
N
354
N
sing
Y
355
N
doub
N
356
N
sing
Y
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
sing
N
368
N
doub
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
Y
380
N
sing
Y
381
N
doub
Y
382
N
doub
Y
383
N
doub
Y
384
N
sing
Y
385
N
sing
Y
386
N
doub
Y
387
N
sing
Y
388
N
doub
Y
389
N
sing
Y
390
N
doub
Y
391
N
sing
Y
392
N
sing
N
393
N
sing
N
394
N
sing
N
395
N
doub
N
396
N
sing
N
397
N
sing
N
398
N
doub
N
399
N
sing
N
400
N
sing
N
401
N
sing
N
402
N
doub
N
403
N
sing
N
404
N
sing
N
405
N
sing
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
UK
Bioorg.Med.Chem.
BMECEP
1200
0968-0896
20
5133
10.1016/J.BMCL.2010.07.015
20673630
Discovery of a Novel Class of Triazolones as Checkpoint Kinase Inhibitors-Hit to Lead Exploration.
2010
10.2210/pdb2x8e/pdb
pdb_00002x8e
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
CCD
2002-11-23
MARRESEARCH SX-165
SI111
SINGLE WAVELENGTH
M
x-ray
1
0.8015
1.0
X13
EMBL/DESY, HAMBURG
0.8015
SYNCHROTRON
EMBL/DESY, HAMBURG BEAMLINE X13
31840.738
SERINE/THREONINE-PROTEIN KINASE CHK1
2.7.11.1
CHK1KD, RESIDUES 1-276
1
man
polymer
276.293
5-METHYL-8-PYRIDIN-4-YL[1,2,4]TRIAZOLO[4,3-A]QUINOLIN-1(2H)-ONE
1
syn
non-polymer
96.063
SULFATE ION
2
syn
non-polymer
18.015
water
63
nat
water
CHK1 CHECKPOINT KINASE
no
no
MAVPFVEDWDLVQTLGEGAYGEVQLAVNRVTEEAVAVKIVDMKRAVDCPENIKKEICINKMLNHENVVKFYGHRREGNIQ
YLFLEYCSGGELFDRIEPDIGMPEPDAQRFFHQLMAGVVYLHGIGITHRDIKPENLLLDERDNLKISDFGLATVFRYNNR
ERLLNKMCGTLPYVAPELLKRREFHAEPVDVWSCGIVLTAMLAGELPWDQPSDSCQEYSDWKEKKTYLNPWKKIDSAPLA
LLHKILVENPSARITIPDIKKDRWYNKPLKKGAKRP
MAVPFVEDWDLVQTLGEGAYGEVQLAVNRVTEEAVAVKIVDMKRAVDCPENIKKEICINKMLNHENVVKFYGHRREGNIQ
YLFLEYCSGGELFDRIEPDIGMPEPDAQRFFHQLMAGVVYLHGIGITHRDIKPENLLLDERDNLKISDFGLATVFRYNNR
ERLLNKMCGTLPYVAPELLKRREFHAEPVDVWSCGIVLTAMLAGELPWDQPSDSCQEYSDWKEKKTYLNPWKKIDSAPLA
LLHKILVENPSARITIPDIKKDRWYNKPLKKGAKRP
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
HUMAN
FALL ARMYWORM
sample
9606
HOMO SAPIENS
7108
SPODOPTERA FRUGIPERDA
SF9
BACULOVIRUS
1
2.48
50.5
NONE
VAPOR DIFFUSION, HANGING DROP
6.5
HANGING DROP 3UL PLUS 3UL PROTEIN: 7 MG/ML, 25MM TRIS PH7.5, 500MM NACL, 5% GLYCEROL, 5MM DTT, 2MM COMPOUND WELL: 12-16% (W/V) PEG3350, 100-200MM AMMONIUM SULPHATE, 2% (V/V) GLYCEROL AND 100 MM SODIUM CACODYLATE PH 6.5
database_PDB_rev
database_PDB_rev_record
exptl_crystal_grow
pdbx_database_proc
pdbx_database_status
diffrn_source
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
Experimental preparation
Other
Data collection
Data collection
Database references
Derived calculations
Other
Refinement description
1
0
2010-08-11
1
1
2011-05-08
1
2
2011-07-13
1
3
2019-05-08
1
4
2019-07-24
1
5
2023-12-20
_exptl_crystal_grow.method
_pdbx_database_status.recvd_author_approval
_diffrn_source.pdbx_synchrotron_site
_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 CHECKPOINT KINASE 1 ( CHK1) IN COMPLEX WITH INHIBITORS
IDENTIFICATION OF CHEMICALLY DIVERSE CHK1 INHIBITORS BY RECEPTOR-BASED VIRTUAL SCREENING
IDENTIFICATION OF A BURIED POCKET FOR POTENT AND SELECTIVE INHIBITION OF CHK1: PREDICTION AND VERIFICATION
STRUCTURE-BASED DESIGN OF NOVEL CHK1 INHIBITORS: INSIGHTS INTO HYDROGEN BONDING AND PROTEIN-LIGAND AFFINITY
STRUCTURE-BASED DESIGN OF NOVEL CHK1 INHIBITORS: INSIGHTS INTO HYDROGEN BONDING AND PROTEIN-LIGAND AFFINITY
CRYSTAL STRUCTURE OF CHECKPOINT KINASE 1 ( CHK1) IN COMPLEX WITH INHIBITORS
CRYSTAL STRUCTURE OF CHECKPOINT KINASE 1 ( CHK1) IN COMPLEX WITH INHIBITORS
CRYSTAL STRUCTURE OF CHECKPOINT KINASE 1 ( CHK1) IN COMPLEX WITH INHIBITORS
STRUCTURE-BASED DESIGN OF NOVEL CHK1 INHIBITORS: INSIGHTS INTO HYDROGEN BONDING AND PROTEIN-LIGAND AFFINITY
IDENTIFICATION OF CHEMICALLY DIVERSE CHK1 INHIBITORS BY RECEPTOR-BASED VIRTUAL SCREENING
IDENTIFICATION OF A BURIED POCKET FOR POTENT AND SELECTIVE INHIBITION OF CHK1: PREDICTION AND VERIFICATION
THE COMPLEX STRUCTURE OF CHECKPOINT KINASECHK1 /STAUROSPORINE
CRYSTAL STRUCTURE OF CHECKPOINT KINASE 1 ( CHK1) IN COMPLEX WITH INHIBITORS
CRYSTAL STRUCTURE OF CHK1 COMPLEXED WITH A HYMENALDISINEANALOG
IDENTIFICATION OF CHEMICALLY DIVERSE CHK1 INHIBITORS BY RECEPTOR-BASED VIRTUAL SCREENING
STRUCTURE-BASED DESIGN OF NOVEL CHK1 INHIBITORS: INSIGHTS INTO HYDROGEN BONDING AND PROTEIN-LIGAND AFFINITY
CRYSTAL STRUCTURE OF CHECKPOINT KINASE 1 ( CHK1) IN COMPLEX WITH INHIBITORS
CRYSTAL STRUCTURE OF CHK1 WITH AN INDOL INHIBITOR
CO-CRYSTAL STRUCTURE OF CHECKPOINT KINASE CHK1 WITH APYRROLO-PYRIDINE INHIBITOR
IDENTIFICATION OF CHEMICALLY DIVERSE CHK1 INHIBITORS BY RECEPTOR-BASED VIRTUAL SCREENING
THE 1.7 A CRYSTAL STRUCTURE OF HUMAN CELL CYCLE CHECKPOINTKINASE CHK1
STRUCTURE-BASED DESIGN OF NOVEL CHK1 INHIBITORS: INSIGHTS INTO HYDROGEN BONDING AND PROTEIN-LIGAND AFFINITY
STRUCTURE-BASED DESIGN OF NOVEL CHK1 INHIBITORS: INSIGHTS INTO HYDROGEN BONDING AND PROTEIN-LIGAND AFFINITY
THE COMPLEX STRUCTURE OF CHECKPOINT KINASE CHK1/SB218078
THE COMPLEX STRUCTURE OF CHECKPOINT KINASE CHK1/UCN-01
STRUCTURE-BASED DESIGN OF NOVEL CHK1 INHIBITORS: INSIGHTS INTO HYDROGEN BONDING AND PROTEIN-LIGAND AFFINITY
CRYSTAL STRUCTURE OF CHECKPOINT KINASE 1 ( CHK1) IN COMPLEX WITH INHIBITORS
CRYSTAL STRUCTURE OF CHECKPOINT KINASE 1 ( CHK1) IN COMPLEX WITH INHIBITORS
IDENTIFICATION OF A BURIED POCKET FOR POTENT AND SELECTIVE INHIBITION OF CHK1: PREDICTION AND VERIFICATION
DISCOVERY OF A NOVEL CLASS OF TRIAZOLONES AS CHECKPOINT KINASE INHIBITORS - HIT TO LEAD EXPLORATION
DISCOVERY OF A NOVEL CLASS OF TRIAZOLONES AS CHECKPOINT KINASE INHIBITORS - HIT TO LEAD EXPLORATION
PDBE
Y
PDBE
2010-03-09
REL
REL
X8E
5-METHYL-8-PYRIDIN-4-YL[1,2,4]TRIAZOLO[4,3-A]QUINOLIN-1(2H)-ONE
SO4
SULFATE ION
HOH
water
2X8D
PDB ENTRY 2X8D
PDB
experimental model
X8E
1271
2
X8E
X8E
1271
A
SO4
1272
3
SO4
SO4
1272
A
SO4
1273
3
SO4
SO4
1273
A
HOH
2001
4
HOH
HOH
2001
A
HOH
2002
4
HOH
HOH
2002
A
HOH
2003
4
HOH
HOH
2003
A
HOH
2004
4
HOH
HOH
2004
A
HOH
2005
4
HOH
HOH
2005
A
HOH
2006
4
HOH
HOH
2006
A
HOH
2007
4
HOH
HOH
2007
A
HOH
2008
4
HOH
HOH
2008
A
HOH
2009
4
HOH
HOH
2009
A
HOH
2010
4
HOH
HOH
2010
A
HOH
2011
4
HOH
HOH
2011
A
HOH
2012
4
HOH
HOH
2012
A
HOH
2013
4
HOH
HOH
2013
A
HOH
2014
4
HOH
HOH
2014
A
HOH
2015
4
HOH
HOH
2015
A
HOH
2016
4
HOH
HOH
2016
A
HOH
2017
4
HOH
HOH
2017
A
HOH
2018
4
HOH
HOH
2018
A
HOH
2019
4
HOH
HOH
2019
A
HOH
2020
4
HOH
HOH
2020
A
HOH
2021
4
HOH
HOH
2021
A
HOH
2022
4
HOH
HOH
2022
A
HOH
2023
4
HOH
HOH
2023
A
HOH
2024
4
HOH
HOH
2024
A
HOH
2025
4
HOH
HOH
2025
A
HOH
2026
4
HOH
HOH
2026
A
HOH
2027
4
HOH
HOH
2027
A
HOH
2028
4
HOH
HOH
2028
A
HOH
2029
4
HOH
HOH
2029
A
HOH
2030
4
HOH
HOH
2030
A
HOH
2031
4
HOH
HOH
2031
A
HOH
2032
4
HOH
HOH
2032
A
HOH
2033
4
HOH
HOH
2033
A
HOH
2034
4
HOH
HOH
2034
A
HOH
2035
4
HOH
HOH
2035
A
HOH
2036
4
HOH
HOH
2036
A
HOH
2037
4
HOH
HOH
2037
A
HOH
2038
4
HOH
HOH
2038
A
HOH
2039
4
HOH
HOH
2039
A
HOH
2040
4
HOH
HOH
2040
A
HOH
2041
4
HOH
HOH
2041
A
HOH
2042
4
HOH
HOH
2042
A
HOH
2043
4
HOH
HOH
2043
A
HOH
2044
4
HOH
HOH
2044
A
HOH
2045
4
HOH
HOH
2045
A
HOH
2046
4
HOH
HOH
2046
A
HOH
2047
4
HOH
HOH
2047
A
HOH
2048
4
HOH
HOH
2048
A
HOH
2049
4
HOH
HOH
2049
A
HOH
2050
4
HOH
HOH
2050
A
HOH
2051
4
HOH
HOH
2051
A
HOH
2052
4
HOH
HOH
2052
A
HOH
2053
4
HOH
HOH
2053
A
HOH
2054
4
HOH
HOH
2054
A
HOH
2055
4
HOH
HOH
2055
A
HOH
2056
4
HOH
HOH
2056
A
HOH
2057
4
HOH
HOH
2057
A
HOH
2058
4
HOH
HOH
2058
A
HOH
2059
4
HOH
HOH
2059
A
HOH
2060
4
HOH
HOH
2060
A
HOH
2061
4
HOH
HOH
2061
A
HOH
2062
4
HOH
HOH
2062
A
HOH
2063
4
HOH
HOH
2063
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
TRP
9
n
9
TRP
9
A
ASP
10
n
10
ASP
10
A
LEU
11
n
11
LEU
11
A
VAL
12
n
12
VAL
12
A
GLN
13
n
13
GLN
13
A
THR
14
n
14
THR
14
A
LEU
15
n
15
LEU
15
A
GLY
16
n
16
GLY
16
A
GLU
17
n
17
GLU
17
A
GLY
18
n
18
GLY
18
A
ALA
19
n
19
ALA
19
A
TYR
20
n
20
TYR
20
A
GLY
21
n
21
GLY
21
A
GLU
22
n
22
GLU
22
A
VAL
23
n
23
VAL
23
A
GLN
24
n
24
GLN
24
A
LEU
25
n
25
LEU
25
A
ALA
26
n
26
ALA
26
A
VAL
27
n
27
VAL
27
A
ASN
28
n
28
ASN
28
A
ARG
29
n
29
ARG
29
A
VAL
30
n
30
VAL
30
A
THR
31
n
31
THR
31
A
GLU
32
n
32
GLU
32
A
GLU
33
n
33
GLU
33
A
ALA
34
n
34
ALA
34
A
VAL
35
n
35
VAL
35
A
ALA
36
n
36
ALA
36
A
VAL
37
n
37
VAL
37
A
LYS
38
n
38
LYS
38
A
ILE
39
n
39
ILE
39
A
VAL
40
n
40
VAL
40
A
ASP
41
n
41
ASP
41
A
MET
42
n
42
MET
42
A
LYS
43
n
43
LYS
43
A
ARG
44
n
44
ARG
44
A
n
45
45
A
n
46
46
A
n
47
47
A
CYS
48
n
48
CYS
48
A
PRO
49
n
49
PRO
49
A
GLU
50
n
50
GLU
50
A
ASN
51
n
51
ASN
51
A
ILE
52
n
52
ILE
52
A
LYS
53
n
53
LYS
53
A
LYS
54
n
54
LYS
54
A
GLU
55
n
55
GLU
55
A
ILE
56
n
56
ILE
56
A
CYS
57
n
57
CYS
57
A
ILE
58
n
58
ILE
58
A
ASN
59
n
59
ASN
59
A
LYS
60
n
60
LYS
60
A
MET
61
n
61
MET
61
A
LEU
62
n
62
LEU
62
A
ASN
63
n
63
ASN
63
A
HIS
64
n
64
HIS
64
A
GLU
65
n
65
GLU
65
A
ASN
66
n
66
ASN
66
A
VAL
67
n
67
VAL
67
A
VAL
68
n
68
VAL
68
A
LYS
69
n
69
LYS
69
A
PHE
70
n
70
PHE
70
A
TYR
71
n
71
TYR
71
A
GLY
72
n
72
GLY
72
A
HIS
73
n
73
HIS
73
A
ARG
74
n
74
ARG
74
A
ARG
75
n
75
ARG
75
A
GLU
76
n
76
GLU
76
A
GLY
77
n
77
GLY
77
A
ASN
78
n
78
ASN
78
A
ILE
79
n
79
ILE
79
A
GLN
80
n
80
GLN
80
A
TYR
81
n
81
TYR
81
A
LEU
82
n
82
LEU
82
A
PHE
83
n
83
PHE
83
A
LEU
84
n
84
LEU
84
A
GLU
85
n
85
GLU
85
A
TYR
86
n
86
TYR
86
A
CYS
87
n
87
CYS
87
A
SER
88
n
88
SER
88
A
GLY
89
n
89
GLY
89
A
GLY
90
n
90
GLY
90
A
GLU
91
n
91
GLU
91
A
LEU
92
n
92
LEU
92
A
PHE
93
n
93
PHE
93
A
ASP
94
n
94
ASP
94
A
ARG
95
n
95
ARG
95
A
ILE
96
n
96
ILE
96
A
GLU
97
n
97
GLU
97
A
PRO
98
n
98
PRO
98
A
ASP
99
n
99
ASP
99
A
ILE
100
n
100
ILE
100
A
GLY
101
n
101
GLY
101
A
MET
102
n
102
MET
102
A
PRO
103
n
103
PRO
103
A
GLU
104
n
104
GLU
104
A
PRO
105
n
105
PRO
105
A
ASP
106
n
106
ASP
106
A
ALA
107
n
107
ALA
107
A
GLN
108
n
108
GLN
108
A
ARG
109
n
109
ARG
109
A
PHE
110
n
110
PHE
110
A
PHE
111
n
111
PHE
111
A
HIS
112
n
112
HIS
112
A
GLN
113
n
113
GLN
113
A
LEU
114
n
114
LEU
114
A
MET
115
n
115
MET
115
A
ALA
116
n
116
ALA
116
A
GLY
117
n
117
GLY
117
A
VAL
118
n
118
VAL
118
A
VAL
119
n
119
VAL
119
A
TYR
120
n
120
TYR
120
A
LEU
121
n
121
LEU
121
A
HIS
122
n
122
HIS
122
A
GLY
123
n
123
GLY
123
A
ILE
124
n
124
ILE
124
A
GLY
125
n
125
GLY
125
A
ILE
126
n
126
ILE
126
A
THR
127
n
127
THR
127
A
HIS
128
n
128
HIS
128
A
ARG
129
n
129
ARG
129
A
ASP
130
n
130
ASP
130
A
ILE
131
n
131
ILE
131
A
LYS
132
n
132
LYS
132
A
PRO
133
n
133
PRO
133
A
GLU
134
n
134
GLU
134
A
ASN
135
n
135
ASN
135
A
LEU
136
n
136
LEU
136
A
LEU
137
n
137
LEU
137
A
LEU
138
n
138
LEU
138
A
ASP
139
n
139
ASP
139
A
GLU
140
n
140
GLU
140
A
ARG
141
n
141
ARG
141
A
ASP
142
n
142
ASP
142
A
ASN
143
n
143
ASN
143
A
LEU
144
n
144
LEU
144
A
LYS
145
n
145
LYS
145
A
ILE
146
n
146
ILE
146
A
SER
147
n
147
SER
147
A
ASP
148
n
148
ASP
148
A
PHE
149
n
149
PHE
149
A
GLY
150
n
150
GLY
150
A
LEU
151
n
151
LEU
151
A
ALA
152
n
152
ALA
152
A
THR
153
n
153
THR
153
A
VAL
154
n
154
VAL
154
A
PHE
155
n
155
PHE
155
A
ARG
156
n
156
ARG
156
A
TYR
157
n
157
TYR
157
A
ASN
158
n
158
ASN
158
A
ASN
159
n
159
ASN
159
A
ARG
160
n
160
ARG
160
A
GLU
161
n
161
GLU
161
A
ARG
162
n
162
ARG
162
A
LEU
163
n
163
LEU
163
A
LEU
164
n
164
LEU
164
A
ASN
165
n
165
ASN
165
A
LYS
166
n
166
LYS
166
A
MET
167
n
167
MET
167
A
CYS
168
n
168
CYS
168
A
GLY
169
n
169
GLY
169
A
THR
170
n
170
THR
170
A
LEU
171
n
171
LEU
171
A
PRO
172
n
172
PRO
172
A
TYR
173
n
173
TYR
173
A
VAL
174
n
174
VAL
174
A
ALA
175
n
175
ALA
175
A
PRO
176
n
176
PRO
176
A
GLU
177
n
177
GLU
177
A
LEU
178
n
178
LEU
178
A
LEU
179
n
179
LEU
179
A
LYS
180
n
180
LYS
180
A
ARG
181
n
181
ARG
181
A
ARG
182
n
182
ARG
182
A
GLU
183
n
183
GLU
183
A
PHE
184
n
184
PHE
184
A
HIS
185
n
185
HIS
185
A
ALA
186
n
186
ALA
186
A
GLU
187
n
187
GLU
187
A
PRO
188
n
188
PRO
188
A
VAL
189
n
189
VAL
189
A
ASP
190
n
190
ASP
190
A
VAL
191
n
191
VAL
191
A
TRP
192
n
192
TRP
192
A
SER
193
n
193
SER
193
A
CYS
194
n
194
CYS
194
A
GLY
195
n
195
GLY
195
A
ILE
196
n
196
ILE
196
A
VAL
197
n
197
VAL
197
A
LEU
198
n
198
LEU
198
A
THR
199
n
199
THR
199
A
ALA
200
n
200
ALA
200
A
MET
201
n
201
MET
201
A
LEU
202
n
202
LEU
202
A
ALA
203
n
203
ALA
203
A
GLY
204
n
204
GLY
204
A
GLU
205
n
205
GLU
205
A
LEU
206
n
206
LEU
206
A
PRO
207
n
207
PRO
207
A
TRP
208
n
208
TRP
208
A
ASP
209
n
209
ASP
209
A
GLN
210
n
210
GLN
210
A
PRO
211
n
211
PRO
211
A
SER
212
n
212
SER
212
A
ASP
213
n
213
ASP
213
A
SER
214
n
214
SER
214
A
CYS
215
n
215
CYS
215
A
GLN
216
n
216
GLN
216
A
GLU
217
n
217
GLU
217
A
TYR
218
n
218
TYR
218
A
SER
219
n
219
SER
219
A
ASP
220
n
220
ASP
220
A
TRP
221
n
221
TRP
221
A
LYS
222
n
222
LYS
222
A
GLU
223
n
223
GLU
223
A
LYS
224
n
224
LYS
224
A
LYS
225
n
225
LYS
225
A
THR
226
n
226
THR
226
A
TYR
227
n
227
TYR
227
A
LEU
228
n
228
LEU
228
A
ASN
229
n
229
ASN
229
A
PRO
230
n
230
PRO
230
A
TRP
231
n
231
TRP
231
A
LYS
232
n
232
LYS
232
A
LYS
233
n
233
LYS
233
A
ILE
234
n
234
ILE
234
A
ASP
235
n
235
ASP
235
A
SER
236
n
236
SER
236
A
ALA
237
n
237
ALA
237
A
PRO
238
n
238
PRO
238
A
LEU
239
n
239
LEU
239
A
ALA
240
n
240
ALA
240
A
LEU
241
n
241
LEU
241
A
LEU
242
n
242
LEU
242
A
HIS
243
n
243
HIS
243
A
LYS
244
n
244
LYS
244
A
ILE
245
n
245
ILE
245
A
LEU
246
n
246
LEU
246
A
VAL
247
n
247
VAL
247
A
GLU
248
n
248
GLU
248
A
ASN
249
n
249
ASN
249
A
PRO
250
n
250
PRO
250
A
SER
251
n
251
SER
251
A
ALA
252
n
252
ALA
252
A
ARG
253
n
253
ARG
253
A
ILE
254
n
254
ILE
254
A
THR
255
n
255
THR
255
A
ILE
256
n
256
ILE
256
A
PRO
257
n
257
PRO
257
A
ASP
258
n
258
ASP
258
A
ILE
259
n
259
ILE
259
A
LYS
260
n
260
LYS
260
A
LYS
261
n
261
LYS
261
A
ASP
262
n
262
ASP
262
A
ARG
263
n
263
ARG
263
A
TRP
264
n
264
TRP
264
A
TYR
265
n
265
TYR
265
A
ASN
266
n
266
ASN
266
A
LYS
267
n
267
LYS
267
A
PRO
268
n
268
PRO
268
A
LEU
269
n
269
LEU
269
A
LYS
270
n
270
LYS
270
A
n
271
271
A
n
272
272
A
n
273
273
A
n
274
274
A
n
275
275
A
n
276
276
A
0.6384
0.0791
0.1592
0.7099
-0.1150
0.5744
-0.0270
-0.0440
-0.0080
0.0682
-0.0029
-0.0072
0.0072
0.0035
0.0300
-0.0147
-0.0005
0.0477
0.1495
-0.0048
0.1177
refined
5.7996
0.1203
5.1051
X-RAY DIFFRACTION
A
9
A
270
X-RAY DIFFRACTION
1
author_and_software_defined_assembly
PISA
1
monomeric
1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
1_555
x,y,z
identity operation
0.0000000000
0.0000000000
0.0000000000
A
N
GLY
16
A
N
GLY
16
A
O
VAL
23
A
O
VAL
23
A
N
GLN
24
A
N
GLN
24
A
O
VAL
37
A
O
VAL
37
A
N
VAL
40
A
N
VAL
40
A
O
GLN
80
A
O
GLN
80
A
O
PHE
83
A
O
PHE
83
A
N
TYR
71
A
N
TYR
71
A
N
THR
127
A
N
THR
127
A
O
THR
153
A
O
THR
153
A
N
LEU
137
A
N
LEU
137
A
O
LYS
145
A
O
LYS
145
A
N
TYR
157
A
N
TYR
157
A
O
ARG
160
A
O
ARG
160
1
A
CG
GLU
17
A
CG
GLU
17
1
Y
1
A
CD
GLU
17
A
CD
GLU
17
1
Y
1
A
OE1
GLU
17
A
OE1
GLU
17
1
Y
1
A
OE2
GLU
17
A
OE2
GLU
17
1
Y
1
A
CG
GLU
32
A
CG
GLU
32
1
Y
1
A
CD
GLU
32
A
CD
GLU
32
1
Y
1
A
OE1
GLU
32
A
OE1
GLU
32
1
Y
1
A
OE2
GLU
32
A
OE2
GLU
32
1
Y
1
A
CG
GLU
33
A
CG
GLU
33
1
Y
1
A
CD
GLU
33
A
CD
GLU
33
1
Y
1
A
OE1
GLU
33
A
OE1
GLU
33
1
Y
1
A
OE2
GLU
33
A
OE2
GLU
33
1
Y
1
A
CG1
VAL
40
A
CG1
VAL
40
1
Y
1
A
CG2
VAL
40
A
CG2
VAL
40
1
Y
1
A
CG
LYS
43
A
CG
LYS
43
1
Y
1
A
CD
LYS
43
A
CD
LYS
43
1
Y
1
A
CE
LYS
43
A
CE
LYS
43
1
Y
1
A
NZ
LYS
43
A
NZ
LYS
43
1
Y
1
A
CG
ARG
44
A
CG
ARG
44
1
Y
1
A
CD
ARG
44
A
CD
ARG
44
1
Y
1
A
NE
ARG
44
A
NE
ARG
44
1
Y
1
A
CZ
ARG
44
A
CZ
ARG
44
1
Y
1
A
NH1
ARG
44
A
NH1
ARG
44
1
Y
1
A
NH2
ARG
44
A
NH2
ARG
44
1
Y
1
A
CG
GLU
50
A
CG
GLU
50
1
Y
1
A
CD
GLU
50
A
CD
GLU
50
1
Y
1
A
OE1
GLU
50
A
OE1
GLU
50
1
Y
1
A
OE2
GLU
50
A
OE2
GLU
50
1
Y
1
A
CG
LYS
53
A
CG
LYS
53
1
Y
1
A
CD
LYS
53
A
CD
LYS
53
1
Y
1
A
CE
LYS
53
A
CE
LYS
53
1
Y
1
A
NZ
LYS
53
A
NZ
LYS
53
1
Y
1
A
CG
ARG
75
A
CG
ARG
75
1
Y
1
A
CD
ARG
75
A
CD
ARG
75
1
Y
1
A
NE
ARG
75
A
NE
ARG
75
1
Y
1
A
CZ
ARG
75
A
CZ
ARG
75
1
Y
1
A
NH1
ARG
75
A
NH1
ARG
75
1
Y
1
A
NH2
ARG
75
A
NH2
ARG
75
1
Y
1
A
CG
ASN
78
A
CG
ASN
78
1
Y
1
A
OD1
ASN
78
A
OD1
ASN
78
1
Y
1
A
ND2
ASN
78
A
ND2
ASN
78
1
Y
1
A
CG1
ILE
79
A
CG1
ILE
79
1
Y
1
A
CG2
ILE
79
A
CG2
ILE
79
1
Y
1
A
CD1
ILE
79
A
CD1
ILE
79
1
Y
1
A
CG
LYS
222
A
CG
LYS
222
1
Y
1
A
CD
LYS
222
A
CD
LYS
222
1
Y
1
A
CE
LYS
222
A
CE
LYS
222
1
Y
1
A
NZ
LYS
222
A
NZ
LYS
222
1
Y
1
A
CG
GLU
223
A
CG
GLU
223
1
Y
1
A
CD
GLU
223
A
CD
GLU
223
1
Y
1
A
OE1
GLU
223
A
OE1
GLU
223
1
Y
1
A
OE2
GLU
223
A
OE2
GLU
223
1
Y
1
A
CG
LYS
270
A
CG
LYS
270
1
Y
1
A
CD
LYS
270
A
CD
LYS
270
1
Y
1
A
CE
LYS
270
A
CE
LYS
270
1
Y
1
A
NZ
LYS
270
A
NZ
LYS
270
1
Y
1
A
MET
1
A
MET
1
1
Y
1
A
ALA
2
A
ALA
2
1
Y
1
A
VAL
3
A
VAL
3
1
Y
1
A
PRO
4
A
PRO
4
1
Y
1
A
PHE
5
A
PHE
5
1
Y
1
A
VAL
6
A
VAL
6
1
Y
1
A
GLU
7
A
GLU
7
1
Y
1
A
ASP
8
A
ASP
8
1
Y
1
A
ALA
45
A
ALA
45
1
Y
1
A
VAL
46
A
VAL
46
1
Y
1
A
ASP
47
A
ASP
47
1
Y
1
A
LYS
271
A
LYS
271
1
Y
1
A
GLY
272
A
GLY
272
1
Y
1
A
ALA
273
A
ALA
273
1
Y
1
A
LYS
274
A
LYS
274
1
Y
1
A
ARG
275
A
ARG
275
1
Y
1
A
PRO
276
A
PRO
276
1
Y
1
6.83
1.10
114.20
121.03
A
A
A
CA
CB
SG
CYS
CYS
CYS
57
57
57
N
1
A
GLU
17
-83.58
-147.49
1
A
ALA
19
-137.65
-72.21
1
A
LYS
43
-60.29
98.97
1
A
ASN
63
-161.07
92.81
1
A
VAL
68
-59.87
103.79
1
A
GLU
76
-150.61
84.48
1
A
GLU
85
-38.65
128.84
1
A
ASP
99
33.12
13.68
1
A
ARG
129
68.86
-17.53
1
A
ASP
139
-92.61
-156.08
1
A
ASP
142
72.51
30.85
1
A
ASP
148
71.63
110.62
1
A
ASN
165
-149.37
-20.73
1
A
LYS
180
-94.27
-79.42
42.257
-3.33
0.00
1.81
1.97
0.00
2.10
0.916
0.827
HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. ATOM RECORD CONTAINS RESIDUAL B FACTORS ONLY. U VALUES RESIDUAL ONLY
0.30865
0.23185
0.23547
2.50
16.51
372
7187
4.9
69.68
43.819
0.471
RANDOM
1
THROUGHOUT
MOLECULAR REPLACEMENT
0.484
0.80
0.80
1.40
PDB ENTRY 2X8D
MAXIMUM LIKELIHOOD
BABINET MODEL WITH MASK
2.50
16.51
63
2148
31
0
2054
0.011
0.022
2136
0.001
0.020
1441
1.531
1.979
2904
0.930
3.000
3508
6.776
5.000
257
40.042
24.124
97
18.202
15.000
355
21.374
15.000
13
0.078
0.200
312
0.007
0.021
2386
0.001
0.020
429
0.516
1.500
1293
0.079
1.500
517
0.951
2.000
2078
1.223
3.000
843
1.982
4.500
826
0.478
0.243
2.564
6
138
20
19.15
2.50
16.55
2X8E
7559
2.0
0.11
1
5.40
2.6
72.5
0.27
2.50
2.64
2.00
1
1.7
26.3
refinement
REFMAC
5.5.0102
data reduction
MOSFLM
data scaling
SCALA
phasing
AMoRE
Discovery of a Novel Class of triazolones as Checkpoint Kinase Inhibitors - Hit to Lead Exploration
1
N
N
2
N
N
3
N
N
3
N
N
4
N
N
A
CYS
48
A
CYS
48
HELX_P
A
LEU
62
A
LEU
62
1
1
15
A
LEU
92
A
LEU
92
HELX_P
A
ILE
96
A
ILE
96
5
2
5
A
PRO
103
A
PRO
103
HELX_P
A
ILE
124
A
ILE
124
1
3
22
A
LYS
132
A
LYS
132
HELX_P
A
GLU
134
A
GLU
134
5
4
3
A
ALA
175
A
ALA
175
HELX_P
A
LEU
179
A
LEU
179
5
5
5
A
ALA
186
A
ALA
186
HELX_P
A
GLY
204
A
GLY
204
1
6
19
A
CYS
215
A
CYS
215
HELX_P
A
GLU
223
A
GLU
223
1
7
9
A
PRO
230
A
PRO
230
HELX_P
A
ILE
234
A
ILE
234
5
8
5
A
ASP
235
A
ASP
235
HELX_P
A
LEU
246
A
LEU
246
1
9
12
A
THR
255
A
THR
255
HELX_P
A
LYS
260
A
LYS
260
1
10
6
TRANSFERASE
NUCLEOTIDE-BINDING, CYTOSKELETON, PHOSPHOPROTEIN, ISOPEPTIDE BOND, CELL CYCLE, TRANSFERASE, DNA DAMAGE, DNA REPAIR
A
ASN
229
A
ASN
229
1
A
PRO
230
A
PRO
230
-4.98
CHK1_HUMAN
UNP
1
O14757
1
276
2X8E
1
276
O14757
A
1
1
276
5
2
2
2
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
A
ASP
10
A
ASP
10
A
GLY
16
A
GLY
16
A
GLU
22
A
GLU
22
A
VAL
27
A
VAL
27
A
VAL
37
A
VAL
37
A
ASP
41
A
ASP
41
A
ILE
79
A
ILE
79
A
LEU
84
A
LEU
84
A
PHE
70
A
PHE
70
A
GLU
76
A
GLU
76
A
ILE
126
A
ILE
126
A
THR
127
A
THR
127
A
THR
153
A
THR
153
A
VAL
154
A
VAL
154
A
LEU
136
A
LEU
136
A
LEU
138
A
LEU
138
A
LEU
144
A
LEU
144
A
ILE
146
A
ILE
146
A
ARG
156
A
ARG
156
A
TYR
157
A
TYR
157
A
ARG
160
A
ARG
160
A
GLU
161
A
GLU
161
BINDING SITE FOR RESIDUE X8E A 1271
A
X8E
1271
Software
8
BINDING SITE FOR RESIDUE SO4 A 1272
A
SO4
1272
Software
5
BINDING SITE FOR RESIDUE SO4 A 1273
A
SO4
1273
Software
1
A
LEU
15
A
LEU
15
8
1_555
A
VAL
23
A
VAL
23
8
1_555
A
GLU
85
A
GLU
85
8
1_555
A
TYR
86
A
TYR
86
8
1_555
A
CYS
87
A
CYS
87
8
1_555
A
GLY
90
A
GLY
90
8
1_555
A
LEU
137
A
LEU
137
8
1_555
A
HOH
2030
E
HOH
8
1_555
A
LYS
54
A
LYS
54
5
1_555
A
ARG
129
A
ARG
129
5
1_555
A
THR
153
A
THR
153
5
1_555
A
HOH
2039
E
HOH
5
1_555
A
HOH
2063
E
HOH
5
1_555
A
ARG
109
A
ARG
109
1
1_555
4
P 1 21 1