0.012218
0.007054
0.000000
0.000000
0.014108
0.000000
0.000000
0.000000
0.007716
0.00000
0.00000
0.00000
Robarge, K.D.
Ultsch, M.H.
Wiesmann, C.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
6
90.00
90.00
120.00
81.845
81.845
129.604
C17 H15 Br Cl F N4 O3
457.681
5-[(4-bromo-2-chlorophenyl)amino]-4-fluoro-N-(2-hydroxyethoxy)-1-methyl-1H-benzimidazole-6-carboxamide
non-polymer
C3 H7 N O2
89.093
y
ALANINE
L-peptide linking
C10 H17 N6 O12 P3
506.196
PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER
non-polymer
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
C9 H11 N O2
165.189
y
PHENYLALANINE
L-peptide linking
C5 H9 N O2
115.130
y
PROLINE
L-peptide linking
C3 H7 N O3
105.093
y
SERINE
L-peptide linking
C4 H9 N O3
119.119
y
THREONINE
L-peptide linking
C11 H12 N2 O2
204.225
y
TRYPTOPHAN
L-peptide linking
C9 H11 N O3
181.189
y
TYROSINE
L-peptide linking
C5 H11 N O2
117.146
y
VALINE
L-peptide linking
N
1
N
O
Y
2
N
C
Y
3
N
C
Y
4
N
C
N
5
N
N
N
6
N
C
Y
7
N
C
N
8
N
N
Y
9
N
C
Y
10
N
C
Y
11
N
C
Y
12
N
C
Y
13
N
N
Y
14
N
C
Y
15
N
C
N
16
N
C
Y
17
N
N
N
18
N
BR
N
19
N
CL
N
20
N
F
Y
21
N
C
N
22
N
C
Y
23
N
C
Y
24
N
C
N
25
N
O
N
26
N
O
N
27
N
C
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
H
N
42
N
H
N
43
N
N
N
44
S
C
N
45
N
C
N
46
N
O
N
47
N
C
N
48
N
O
N
49
N
H
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
P
N
57
N
O
N
58
N
O
N
59
N
O
N
60
N
P
N
61
N
O
N
62
N
O
N
63
N
N
N
64
N
P
N
65
N
O
N
66
N
O
N
67
N
O
N
68
N
O
N
69
N
C
N
70
R
C
N
71
N
O
N
72
S
C
N
73
N
O
N
74
R
C
N
75
N
O
N
76
R
C
Y
77
N
N
Y
78
N
C
Y
79
N
N
Y
80
N
C
Y
81
N
C
N
82
N
N
Y
83
N
N
Y
84
N
C
Y
85
N
N
Y
86
N
C
N
87
N
H
N
88
N
H
N
89
N
H
N
90
N
H
N
91
N
H
N
92
N
H
N
93
N
H
N
94
N
H
N
95
N
H
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
N
N
105
S
C
N
106
N
C
N
107
N
O
N
108
N
C
N
109
N
C
N
110
N
C
N
111
N
N
N
112
N
C
N
113
N
N
N
114
N
N
N
115
N
O
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
H
N
123
N
H
N
124
N
H
N
125
N
H
N
126
N
H
N
127
N
H
N
128
N
H
N
129
N
H
N
130
N
H
N
131
N
N
N
132
S
C
N
133
N
C
N
134
N
O
N
135
N
C
N
136
N
C
N
137
N
O
N
138
N
N
N
139
N
O
N
140
N
H
N
141
N
H
N
142
N
H
N
143
N
H
N
144
N
H
N
145
N
H
N
146
N
H
N
147
N
H
N
148
N
N
N
149
S
C
N
150
N
C
N
151
N
O
N
152
N
C
N
153
N
C
N
154
N
O
N
155
N
O
N
156
N
O
N
157
N
H
N
158
N
H
N
159
N
H
N
160
N
H
N
161
N
H
N
162
N
H
N
163
N
H
N
164
N
N
N
165
R
C
N
166
N
C
N
167
N
O
N
168
N
C
N
169
N
S
N
170
N
O
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
N
N
179
S
C
N
180
N
C
N
181
N
O
N
182
N
C
N
183
N
C
N
184
N
C
N
185
N
O
N
186
N
N
N
187
N
O
N
188
N
H
N
189
N
H
N
190
N
H
N
191
N
H
N
192
N
H
N
193
N
H
N
194
N
H
N
195
N
H
N
196
N
H
N
197
N
H
N
198
N
N
N
199
S
C
N
200
N
C
N
201
N
O
N
202
N
C
N
203
N
C
N
204
N
C
N
205
N
O
N
206
N
O
N
207
N
O
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
N
C
N
219
N
C
N
220
N
O
N
221
N
O
N
222
N
H
N
223
N
H
N
224
N
H
N
225
N
H
N
226
N
H
N
227
N
N
N
228
S
C
N
229
N
C
N
230
N
O
N
231
N
C
Y
232
N
C
Y
233
N
N
Y
234
N
C
Y
235
N
C
Y
236
N
N
N
237
N
O
N
238
N
H
N
239
N
H
N
240
N
H
N
241
N
H
N
242
N
H
N
243
N
H
N
244
N
H
N
245
N
H
N
246
N
H
N
247
N
H
N
248
N
O
N
249
N
H
N
250
N
H
N
251
N
N
N
252
S
C
N
253
N
C
N
254
N
O
N
255
S
C
N
256
N
C
N
257
N
C
N
258
N
C
N
259
N
O
N
260
N
H
N
261
N
H
N
262
N
H
N
263
N
H
N
264
N
H
N
265
N
H
N
266
N
H
N
267
N
H
N
268
N
H
N
269
N
H
N
270
N
H
N
271
N
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
C
N
281
N
O
N
282
N
H
N
283
N
H
N
284
N
H
N
285
N
H
N
286
N
H
N
287
N
H
N
288
N
H
N
289
N
H
N
290
N
H
N
291
N
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
C
N
301
N
C
N
302
N
C
N
303
N
N
N
304
N
O
N
305
N
H
N
306
N
H
N
307
N
H
N
308
N
H
N
309
N
H
N
310
N
H
N
311
N
H
N
312
N
H
N
313
N
H
N
314
N
H
N
315
N
H
N
316
N
H
N
317
N
H
N
318
N
H
N
319
N
H
N
320
N
N
N
321
S
C
N
322
N
C
N
323
N
O
N
324
N
C
N
325
N
C
N
326
N
S
N
327
N
C
N
328
N
O
N
329
N
H
N
330
N
H
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
H
N
339
N
H
N
340
N
MG
N
341
N
N
N
342
S
C
N
343
N
C
N
344
N
O
N
345
N
C
Y
346
N
C
Y
347
N
C
Y
348
N
C
Y
349
N
C
Y
350
N
C
Y
351
N
C
N
352
N
O
N
353
N
H
N
354
N
H
N
355
N
H
N
356
N
H
N
357
N
H
N
358
N
H
N
359
N
H
N
360
N
H
N
361
N
H
N
362
N
H
N
363
N
H
N
364
N
N
N
365
S
C
N
366
N
C
N
367
N
O
N
368
N
C
N
369
N
C
N
370
N
C
N
371
N
O
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
N
N
382
S
C
N
383
N
C
N
384
N
O
N
385
N
C
N
386
N
O
N
387
N
O
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
N
N
396
S
C
N
397
N
C
N
398
N
O
N
399
R
C
N
400
N
O
N
401
N
C
N
402
N
O
N
403
N
H
N
404
N
H
N
405
N
H
N
406
N
H
N
407
N
H
N
408
N
H
N
409
N
H
N
410
N
H
N
411
N
H
N
412
N
N
N
413
S
C
N
414
N
C
N
415
N
O
N
416
N
C
Y
417
N
C
Y
418
N
C
Y
419
N
C
Y
420
N
N
Y
421
N
C
Y
422
N
C
Y
423
N
C
Y
424
N
C
Y
425
N
C
N
426
N
O
N
427
N
H
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
N
N
440
S
C
N
441
N
C
N
442
N
O
N
443
N
C
Y
444
N
C
Y
445
N
C
Y
446
N
C
Y
447
N
C
Y
448
N
C
Y
449
N
C
N
450
N
O
N
451
N
O
N
452
N
H
N
453
N
H
N
454
N
H
N
455
N
H
N
456
N
H
N
457
N
H
N
458
N
H
N
459
N
H
N
460
N
H
N
461
N
H
N
462
N
H
N
463
N
N
N
464
S
C
N
465
N
C
N
466
N
O
N
467
N
C
N
468
N
C
N
469
N
C
N
470
N
O
N
471
N
H
N
472
N
H
N
473
N
H
N
474
N
H
N
475
N
H
N
476
N
H
N
477
N
H
N
478
N
H
N
479
N
H
N
480
N
H
N
481
N
H
N
1
N
sing
Y
2
N
sing
Y
3
N
sing
Y
4
N
doub
Y
5
N
doub
Y
6
N
sing
N
7
N
sing
N
8
N
sing
Y
9
N
sing
Y
10
N
sing
N
11
N
sing
N
12
N
sing
Y
13
N
doub
N
14
N
sing
N
15
N
sing
Y
16
N
doub
N
17
N
doub
Y
18
N
sing
N
19
N
sing
N
20
N
sing
Y
21
N
doub
Y
22
N
sing
Y
23
N
sing
N
24
N
sing
Y
25
N
doub
N
26
N
sing
Y
27
N
doub
Y
28
N
sing
N
29
N
sing
N
30
N
sing
N
31
N
sing
N
32
N
sing
N
33
N
sing
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
sing
N
46
N
sing
N
47
N
sing
N
48
N
sing
N
49
N
sing
N
50
N
sing
N
51
N
doub
N
52
N
sing
N
53
N
sing
N
54
N
sing
N
55
N
sing
N
56
N
sing
N
57
N
doub
N
58
N
sing
N
59
N
sing
N
60
N
sing
N
61
N
sing
N
62
N
sing
N
63
N
doub
N
64
N
sing
N
65
N
sing
N
66
N
sing
N
67
N
sing
N
68
N
sing
N
69
N
doub
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
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
sing
N
127
N
doub
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
sing
N
136
N
sing
N
137
N
sing
N
138
N
sing
N
139
N
doub
N
140
N
sing
N
141
N
sing
N
142
N
sing
N
143
N
sing
N
144
N
doub
N
145
N
sing
N
146
N
sing
N
147
N
sing
N
148
N
sing
N
149
N
sing
N
150
N
sing
N
151
N
sing
N
152
N
sing
N
153
N
sing
N
154
N
sing
N
155
N
doub
N
156
N
sing
N
157
N
sing
N
158
N
sing
N
159
N
sing
N
160
N
doub
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
doub
N
171
N
sing
N
172
N
sing
N
173
N
sing
N
174
N
sing
N
175
N
sing
N
176
N
sing
N
177
N
sing
N
178
N
sing
N
179
N
sing
N
180
N
sing
N
181
N
sing
N
182
N
sing
N
183
N
doub
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
doub
N
192
N
sing
N
193
N
sing
N
194
N
sing
N
195
N
sing
N
196
N
sing
N
197
N
sing
N
198
N
sing
N
199
N
sing
N
200
N
sing
N
201
N
sing
N
202
N
doub
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
doub
N
211
N
sing
N
212
N
sing
N
213
N
sing
N
214
N
sing
N
215
N
sing
N
216
N
sing
N
217
N
sing
N
218
N
sing
N
219
N
sing
N
220
N
doub
N
221
N
sing
N
222
N
sing
N
223
N
sing
N
224
N
sing
N
225
N
sing
N
226
N
sing
N
227
N
sing
N
228
N
sing
N
229
N
doub
N
230
N
sing
N
231
N
sing
N
232
N
sing
N
233
N
sing
Y
234
N
sing
Y
235
N
doub
Y
236
N
doub
N
237
N
sing
Y
238
N
sing
N
239
N
sing
Y
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
doub
N
253
N
sing
N
254
N
sing
N
255
N
sing
N
256
N
sing
N
257
N
sing
N
258
N
sing
N
259
N
sing
N
260
N
sing
N
261
N
sing
N
262
N
sing
N
263
N
sing
N
264
N
sing
N
265
N
sing
N
266
N
sing
N
267
N
sing
N
268
N
sing
N
269
N
sing
N
270
N
sing
N
271
N
sing
N
272
N
sing
N
273
N
doub
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
sing
N
287
N
sing
N
288
N
sing
N
289
N
sing
N
290
N
sing
N
291
N
sing
N
292
N
sing
N
293
N
sing
N
294
N
doub
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
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
sing
N
317
N
sing
N
318
N
doub
N
319
N
sing
N
320
N
sing
N
321
N
sing
N
322
N
sing
N
323
N
sing
N
324
N
sing
N
325
N
sing
N
326
N
sing
N
327
N
sing
N
328
N
sing
N
329
N
sing
N
330
N
sing
N
331
N
sing
N
332
N
sing
N
333
N
sing
N
334
N
sing
N
335
N
sing
N
336
N
sing
N
337
N
doub
N
338
N
sing
N
339
N
sing
N
340
N
sing
N
341
N
sing
Y
342
N
doub
Y
343
N
sing
Y
344
N
sing
N
345
N
sing
Y
346
N
doub
N
347
N
sing
Y
348
N
doub
N
349
N
sing
Y
350
N
sing
N
351
N
sing
N
352
N
sing
N
353
N
sing
N
354
N
sing
N
355
N
sing
N
356
N
sing
N
357
N
sing
N
358
N
sing
N
359
N
sing
N
360
N
doub
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
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
doub
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
doub
N
391
N
sing
N
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
N
404
N
sing
N
405
N
sing
N
406
N
doub
N
407
N
sing
N
408
N
sing
N
409
N
sing
N
410
N
sing
Y
411
N
doub
Y
412
N
sing
Y
413
N
sing
N
414
N
sing
Y
415
N
doub
Y
416
N
sing
Y
417
N
sing
N
418
N
sing
Y
419
N
sing
Y
420
N
doub
N
421
N
sing
Y
422
N
doub
N
423
N
sing
Y
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
doub
N
435
N
sing
N
436
N
sing
N
437
N
sing
N
438
N
sing
Y
439
N
doub
Y
440
N
sing
Y
441
N
sing
N
442
N
sing
Y
443
N
doub
N
444
N
sing
Y
445
N
doub
N
446
N
sing
Y
447
N
sing
N
448
N
sing
N
449
N
sing
N
450
N
sing
N
451
N
sing
N
452
N
sing
N
453
N
sing
N
454
N
sing
N
455
N
sing
N
456
N
sing
N
457
N
sing
N
458
N
doub
N
459
N
sing
N
460
N
sing
N
461
N
sing
N
462
N
sing
N
463
N
sing
N
464
N
sing
N
465
N
sing
N
466
N
sing
N
467
N
sing
N
468
N
sing
N
469
N
sing
UK
Bioorg.Med.Chem.Lett.
BMCLE8
1127
1464-3405
24
4714
4723
10.1016/j.bmcl.2014.08.008
25193232
Structure based design of novel 6,5 heterobicyclic mitogen-activated protein kinase kinase (MEK) inhibitors leading to the discovery of imidazo[1,5-a] pyrazine G-479.
2014
10.2210/pdb4u7z/pdb
pdb_00004u7z
93
1
PIXEL
2006-11-06
DECTRIS PILATUS 6M
Side scattering bent cube-root I-beam single crystal; asymmetric cut 4.965 degs
SINGLE WAVELENGTH
M
x-ray
1
0.987
1.0
BL11-1
SSRL
0.987
SYNCHROTRON
SSRL BEAMLINE BL11-1
37929.625
Dual specificity mitogen-activated protein kinase kinase 1
2.7.12.2
kinase domain (UNP residues 62-393)
1
man
polymer
24.305
MAGNESIUM ION
1
syn
non-polymer
457.681
5-[(4-bromo-2-chlorophenyl)amino]-4-fluoro-N-(2-hydroxyethoxy)-1-methyl-1H-benzimidazole-6-carboxamide
1
syn
non-polymer
506.196
PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER
1
syn
non-polymer
18.015
water
11
nat
water
MKK1,ERK activator kinase 1,MAPK/ERK kinase 1,MEK 1
no
no
MELKDDDFEKISELGAGNGGVVFKVSHKPSGLVMARKLIHLEIKPAIRNQIIRELQVLHECNSPYIVGFYGAFYSDGEIS
ICMEHMDGGSLDQVLKKAGRIPEQILGKVSIAVIKGLTYLREKHKIMHRDVKPSNILVNSRGEIKLCDFGVSGQLIDSMA
NSFVGTRSYMSPERLQGTHYSVQSDIWSMGLSLVEMAVGRYPIPPPDAKELELMFGCQVEGDAAETPPRPRTPGRPLSSY
GMDSRPPMAIFELLDYIVNEPPPKLPSGVFSLEFQDFVNKCLIKNPAERADLKQLMVHAFIKRSDAEEVDFAGWLCSTIG
LNQPSTPTHAAGVLQHHHHHH
MELKDDDFEKISELGAGNGGVVFKVSHKPSGLVMARKLIHLEIKPAIRNQIIRELQVLHECNSPYIVGFYGAFYSDGEIS
ICMEHMDGGSLDQVLKKAGRIPEQILGKVSIAVIKGLTYLREKHKIMHRDVKPSNILVNSRGEIKLCDFGVSGQLIDSMA
NSFVGTRSYMSPERLQGTHYSVQSDIWSMGLSLVEMAVGRYPIPPPDAKELELMFGCQVEGDAAETPPRPRTPGRPLSSY
GMDSRPPMAIFELLDYIVNEPPPKLPSGVFSLEFQDFVNKCLIKNPAERADLKQLMVHAFIKRSDAEEVDFAGWLCSTIG
LNQPSTPTHAAGVLQHHHHHH
A
polypeptide(L)
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
Human
sample
1
341
MAP2K1, MEK1, PRKMK1
9606
Homo sapiens
562
Escherichia coli
Rosetta 2 PLysS
plasmid
Biological sequence
pET24B
1
3.30
62.77
VAPOR DIFFUSION, HANGING DROP
6.9
The protein was concentrated to 15mg/ml and incubated with 10 fold molar excess inhibitor plus 1mM MgAMP-PNP before crystallization. MEK1 crystals grew from hanging drop vapor diffusion using 12% w/v PEG 8000, 0.4M NH4H2PO4 and 0.1M HEPES pH 6.9 at 18 degC.
6.9
291
chem_comp_atom
chem_comp_bond
citation
database_2
entity_src_gen
pdbx_database_status
pdbx_initial_refinement_model
pdbx_struct_assembly
pdbx_struct_conn_angle
pdbx_struct_oper_list
refine_hist
struct_conn
struct_keywords
repository
Initial release
Database references
Data collection
Database references
Derived calculations
Other
Refinement description
Source and taxonomy
Structure summary
1
0
2014-09-24
1
1
2014-10-08
1
2
2023-09-27
_citation.journal_id_CSD
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_entity_src_gen.pdbx_alt_source_flag
_pdbx_database_status.pdb_format_compatible
_pdbx_struct_assembly.oligomeric_details
_pdbx_struct_conn_angle.ptnr1_auth_comp_id
_pdbx_struct_conn_angle.ptnr1_auth_seq_id
_pdbx_struct_conn_angle.ptnr1_label_asym_id
_pdbx_struct_conn_angle.ptnr1_label_atom_id
_pdbx_struct_conn_angle.ptnr1_label_comp_id
_pdbx_struct_conn_angle.ptnr3_auth_comp_id
_pdbx_struct_conn_angle.ptnr3_auth_seq_id
_pdbx_struct_conn_angle.ptnr3_label_asym_id
_pdbx_struct_conn_angle.ptnr3_label_atom_id
_pdbx_struct_conn_angle.ptnr3_label_comp_id
_pdbx_struct_conn_angle.value
_pdbx_struct_oper_list.symmetry_operation
_struct_conn.pdbx_dist_value
_struct_conn.ptnr2_auth_comp_id
_struct_conn.ptnr2_auth_seq_id
_struct_conn.ptnr2_label_asym_id
_struct_conn.ptnr2_label_atom_id
_struct_conn.ptnr2_label_comp_id
_struct_keywords.text
1S9J contains the same protein with a small molecule inhibitor.
N
RCSB
Y
RCSB
2014-07-31
REL
REL
MG
MAGNESIUM ION
3EW
5-[(4-bromo-2-chlorophenyl)amino]-4-fluoro-N-(2-hydroxyethoxy)-1-methyl-1H-benzimidazole-6-carboxamide
ANP
PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER
HOH
water
1S9J
PDB
experimental model
MG
3
2
MG
MG
501
A
XXX
1
3
3EW
3EW
502
A
DRG
1
4
ANP
ANP
503
A
HOH
9
5
HOH
HOH
601
A
HOH
10
5
HOH
HOH
602
A
HOH
5
5
HOH
HOH
603
A
HOH
1
5
HOH
HOH
604
A
HOH
2
5
HOH
HOH
605
A
HOH
3
5
HOH
HOH
606
A
HOH
4
5
HOH
HOH
607
A
HOH
6
5
HOH
HOH
608
A
HOH
7
5
HOH
HOH
609
A
HOH
8
5
HOH
HOH
610
A
HOH
11
5
HOH
HOH
611
A
MET
61
n
1
MET
61
A
GLU
62
n
2
GLU
62
A
LEU
63
n
3
LEU
63
A
LYS
64
n
4
LYS
64
A
ASP
65
n
5
ASP
65
A
ASP
66
n
6
ASP
66
A
ASP
67
n
7
ASP
67
A
PHE
68
n
8
PHE
68
A
GLU
69
n
9
GLU
69
A
LYS
70
n
10
LYS
70
A
ILE
71
n
11
ILE
71
A
SER
72
n
12
SER
72
A
GLU
73
n
13
GLU
73
A
LEU
74
n
14
LEU
74
A
GLY
75
n
15
GLY
75
A
ALA
76
n
16
ALA
76
A
GLY
77
n
17
GLY
77
A
ASN
78
n
18
ASN
78
A
GLY
79
n
19
GLY
79
A
GLY
80
n
20
GLY
80
A
VAL
81
n
21
VAL
81
A
VAL
82
n
22
VAL
82
A
PHE
83
n
23
PHE
83
A
LYS
84
n
24
LYS
84
A
VAL
85
n
25
VAL
85
A
SER
86
n
26
SER
86
A
HIS
87
n
27
HIS
87
A
LYS
88
n
28
LYS
88
A
PRO
89
n
29
PRO
89
A
SER
90
n
30
SER
90
A
GLY
91
n
31
GLY
91
A
LEU
92
n
32
LEU
92
A
VAL
93
n
33
VAL
93
A
MET
94
n
34
MET
94
A
ALA
95
n
35
ALA
95
A
ARG
96
n
36
ARG
96
A
LYS
97
n
37
LYS
97
A
LEU
98
n
38
LEU
98
A
ILE
99
n
39
ILE
99
A
HIS
100
n
40
HIS
100
A
LEU
101
n
41
LEU
101
A
GLU
102
n
42
GLU
102
A
ILE
103
n
43
ILE
103
A
LYS
104
n
44
LYS
104
A
PRO
105
n
45
PRO
105
A
ALA
106
n
46
ALA
106
A
ILE
107
n
47
ILE
107
A
ARG
108
n
48
ARG
108
A
ASN
109
n
49
ASN
109
A
GLN
110
n
50
GLN
110
A
ILE
111
n
51
ILE
111
A
ILE
112
n
52
ILE
112
A
ARG
113
n
53
ARG
113
A
GLU
114
n
54
GLU
114
A
LEU
115
n
55
LEU
115
A
GLN
116
n
56
GLN
116
A
VAL
117
n
57
VAL
117
A
LEU
118
n
58
LEU
118
A
HIS
119
n
59
HIS
119
A
GLU
120
n
60
GLU
120
A
CYS
121
n
61
CYS
121
A
ASN
122
n
62
ASN
122
A
SER
123
n
63
SER
123
A
PRO
124
n
64
PRO
124
A
TYR
125
n
65
TYR
125
A
ILE
126
n
66
ILE
126
A
VAL
127
n
67
VAL
127
A
GLY
128
n
68
GLY
128
A
PHE
129
n
69
PHE
129
A
TYR
130
n
70
TYR
130
A
GLY
131
n
71
GLY
131
A
ALA
132
n
72
ALA
132
A
PHE
133
n
73
PHE
133
A
TYR
134
n
74
TYR
134
A
SER
135
n
75
SER
135
A
ASP
136
n
76
ASP
136
A
GLY
137
n
77
GLY
137
A
GLU
138
n
78
GLU
138
A
ILE
139
n
79
ILE
139
A
SER
140
n
80
SER
140
A
ILE
141
n
81
ILE
141
A
CYS
142
n
82
CYS
142
A
MET
143
n
83
MET
143
A
GLU
144
n
84
GLU
144
A
HIS
145
n
85
HIS
145
A
MET
146
n
86
MET
146
A
ASP
147
n
87
ASP
147
A
GLY
148
n
88
GLY
148
A
GLY
149
n
89
GLY
149
A
SER
150
n
90
SER
150
A
LEU
151
n
91
LEU
151
A
ASP
152
n
92
ASP
152
A
GLN
153
n
93
GLN
153
A
VAL
154
n
94
VAL
154
A
LEU
155
n
95
LEU
155
A
LYS
156
n
96
LYS
156
A
LYS
157
n
97
LYS
157
A
ALA
158
n
98
ALA
158
A
GLY
159
n
99
GLY
159
A
ARG
160
n
100
ARG
160
A
ILE
161
n
101
ILE
161
A
PRO
162
n
102
PRO
162
A
GLU
163
n
103
GLU
163
A
GLN
164
n
104
GLN
164
A
ILE
165
n
105
ILE
165
A
LEU
166
n
106
LEU
166
A
GLY
167
n
107
GLY
167
A
LYS
168
n
108
LYS
168
A
VAL
169
n
109
VAL
169
A
SER
170
n
110
SER
170
A
ILE
171
n
111
ILE
171
A
ALA
172
n
112
ALA
172
A
VAL
173
n
113
VAL
173
A
ILE
174
n
114
ILE
174
A
LYS
175
n
115
LYS
175
A
GLY
176
n
116
GLY
176
A
LEU
177
n
117
LEU
177
A
THR
178
n
118
THR
178
A
TYR
179
n
119
TYR
179
A
LEU
180
n
120
LEU
180
A
ARG
181
n
121
ARG
181
A
GLU
182
n
122
GLU
182
A
LYS
183
n
123
LYS
183
A
HIS
184
n
124
HIS
184
A
LYS
185
n
125
LYS
185
A
ILE
186
n
126
ILE
186
A
MET
187
n
127
MET
187
A
HIS
188
n
128
HIS
188
A
ARG
189
n
129
ARG
189
A
ASP
190
n
130
ASP
190
A
VAL
191
n
131
VAL
191
A
LYS
192
n
132
LYS
192
A
PRO
193
n
133
PRO
193
A
SER
194
n
134
SER
194
A
ASN
195
n
135
ASN
195
A
ILE
196
n
136
ILE
196
A
LEU
197
n
137
LEU
197
A
VAL
198
n
138
VAL
198
A
ASN
199
n
139
ASN
199
A
SER
200
n
140
SER
200
A
ARG
201
n
141
ARG
201
A
GLY
202
n
142
GLY
202
A
GLU
203
n
143
GLU
203
A
ILE
204
n
144
ILE
204
A
LYS
205
n
145
LYS
205
A
LEU
206
n
146
LEU
206
A
CYS
207
n
147
CYS
207
A
ASP
208
n
148
ASP
208
A
PHE
209
n
149
PHE
209
A
GLY
210
n
150
GLY
210
A
VAL
211
n
151
VAL
211
A
SER
212
n
152
SER
212
A
GLY
213
n
153
GLY
213
A
GLN
214
n
154
GLN
214
A
LEU
215
n
155
LEU
215
A
ILE
216
n
156
ILE
216
A
ASP
217
n
157
ASP
217
A
SER
218
n
158
SER
218
A
MET
219
n
159
MET
219
A
ALA
220
n
160
ALA
220
A
ASN
221
n
161
ASN
221
A
SER
222
n
162
SER
222
A
n
163
223
A
VAL
224
n
164
VAL
224
A
GLY
225
n
165
GLY
225
A
THR
226
n
166
THR
226
A
ARG
227
n
167
ARG
227
A
SER
228
n
168
SER
228
A
TYR
229
n
169
TYR
229
A
MET
230
n
170
MET
230
A
SER
231
n
171
SER
231
A
PRO
232
n
172
PRO
232
A
GLU
233
n
173
GLU
233
A
ARG
234
n
174
ARG
234
A
LEU
235
n
175
LEU
235
A
GLN
236
n
176
GLN
236
A
GLY
237
n
177
GLY
237
A
THR
238
n
178
THR
238
A
HIS
239
n
179
HIS
239
A
TYR
240
n
180
TYR
240
A
SER
241
n
181
SER
241
A
VAL
242
n
182
VAL
242
A
GLN
243
n
183
GLN
243
A
SER
244
n
184
SER
244
A
ASP
245
n
185
ASP
245
A
ILE
246
n
186
ILE
246
A
TRP
247
n
187
TRP
247
A
SER
248
n
188
SER
248
A
MET
249
n
189
MET
249
A
GLY
250
n
190
GLY
250
A
LEU
251
n
191
LEU
251
A
SER
252
n
192
SER
252
A
LEU
253
n
193
LEU
253
A
VAL
254
n
194
VAL
254
A
GLU
255
n
195
GLU
255
A
MET
256
n
196
MET
256
A
ALA
257
n
197
ALA
257
A
VAL
258
n
198
VAL
258
A
GLY
259
n
199
GLY
259
A
ARG
260
n
200
ARG
260
A
TYR
261
n
201
TYR
261
A
PRO
262
n
202
PRO
262
A
ILE
263
n
203
ILE
263
A
PRO
264
n
204
PRO
264
A
PRO
265
n
205
PRO
265
A
PRO
266
n
206
PRO
266
A
ASP
267
n
207
ASP
267
A
ALA
268
n
208
ALA
268
A
LYS
269
n
209
LYS
269
A
GLU
270
n
210
GLU
270
A
LEU
271
n
211
LEU
271
A
GLU
272
n
212
GLU
272
A
LEU
273
n
213
LEU
273
A
MET
274
n
214
MET
274
A
PHE
275
n
215
PHE
275
A
n
216
276
A
n
217
277
A
n
218
278
A
n
219
279
A
n
220
280
A
n
221
281
A
n
222
282
A
n
223
283
A
n
224
284
A
n
225
285
A
n
226
286
A
n
227
287
A
n
228
288
A
n
229
289
A
n
230
290
A
n
231
291
A
n
232
292
A
n
233
293
A
n
234
294
A
n
235
295
A
n
236
296
A
n
237
297
A
n
238
298
A
n
239
299
A
n
240
300
A
n
241
301
A
n
242
302
A
n
243
303
A
n
244
304
A
n
245
305
A
PRO
306
n
246
PRO
306
A
PRO
307
n
247
PRO
307
A
MET
308
n
248
MET
308
A
ALA
309
n
249
ALA
309
A
ILE
310
n
250
ILE
310
A
PHE
311
n
251
PHE
311
A
GLU
312
n
252
GLU
312
A
LEU
313
n
253
LEU
313
A
LEU
314
n
254
LEU
314
A
ASP
315
n
255
ASP
315
A
TYR
316
n
256
TYR
316
A
ILE
317
n
257
ILE
317
A
VAL
318
n
258
VAL
318
A
ASN
319
n
259
ASN
319
A
GLU
320
n
260
GLU
320
A
PRO
321
n
261
PRO
321
A
PRO
322
n
262
PRO
322
A
PRO
323
n
263
PRO
323
A
LYS
324
n
264
LYS
324
A
LEU
325
n
265
LEU
325
A
PRO
326
n
266
PRO
326
A
SER
327
n
267
SER
327
A
GLY
328
n
268
GLY
328
A
VAL
329
n
269
VAL
329
A
PHE
330
n
270
PHE
330
A
SER
331
n
271
SER
331
A
LEU
332
n
272
LEU
332
A
GLU
333
n
273
GLU
333
A
PHE
334
n
274
PHE
334
A
GLN
335
n
275
GLN
335
A
ASP
336
n
276
ASP
336
A
PHE
337
n
277
PHE
337
A
VAL
338
n
278
VAL
338
A
ASN
339
n
279
ASN
339
A
LYS
340
n
280
LYS
340
A
CYS
341
n
281
CYS
341
A
LEU
342
n
282
LEU
342
A
ILE
343
n
283
ILE
343
A
LYS
344
n
284
LYS
344
A
ASN
345
n
285
ASN
345
A
PRO
346
n
286
PRO
346
A
ALA
347
n
287
ALA
347
A
GLU
348
n
288
GLU
348
A
ARG
349
n
289
ARG
349
A
ALA
350
n
290
ALA
350
A
ASP
351
n
291
ASP
351
A
LEU
352
n
292
LEU
352
A
LYS
353
n
293
LYS
353
A
GLN
354
n
294
GLN
354
A
LEU
355
n
295
LEU
355
A
MET
356
n
296
MET
356
A
VAL
357
n
297
VAL
357
A
HIS
358
n
298
HIS
358
A
ALA
359
n
299
ALA
359
A
PHE
360
n
300
PHE
360
A
ILE
361
n
301
ILE
361
A
LYS
362
n
302
LYS
362
A
ARG
363
n
303
ARG
363
A
SER
364
n
304
SER
364
A
ASP
365
n
305
ASP
365
A
ALA
366
n
306
ALA
366
A
GLU
367
n
307
GLU
367
A
GLU
368
n
308
GLU
368
A
VAL
369
n
309
VAL
369
A
ASP
370
n
310
ASP
370
A
PHE
371
n
311
PHE
371
A
ALA
372
n
312
ALA
372
A
GLY
373
n
313
GLY
373
A
TRP
374
n
314
TRP
374
A
LEU
375
n
315
LEU
375
A
CYS
376
n
316
CYS
376
A
SER
377
n
317
SER
377
A
THR
378
n
318
THR
378
A
ILE
379
n
319
ILE
379
A
GLY
380
n
320
GLY
380
A
LEU
381
n
321
LEU
381
A
ASN
382
n
322
ASN
382
A
n
323
383
A
n
324
384
A
n
325
385
A
n
326
386
A
n
327
387
A
n
328
388
A
n
329
389
A
n
330
390
A
n
331
391
A
n
332
392
A
n
333
393
A
n
334
394
A
n
335
395
A
n
336
396
A
n
337
397
A
n
338
398
A
n
339
399
A
n
340
400
A
n
341
401
A
7.5158
0.3471
-4.8398
5.8048
0.5227
8.3177
-0.1483
-0.3535
0.6227
0.2669
0.2483
-0.2666
-0.7867
1.2451
-0.1083
0.7209
-0.1398
-0.1712
0.6392
0.0729
0.4730
refined
-29.0402
26.6157
29.9440
X-RAY DIFFRACTION
4.2084
-0.7431
-0.8287
3.0766
0.8989
5.4071
-0.1993
-0.2458
-0.1044
0.4026
0.0166
-0.1343
-0.2250
-0.0634
0.1730
0.5853
-0.0826
-0.0390
0.3231
0.1056
0.4331
refined
-34.0178
23.1168
15.7154
X-RAY DIFFRACTION
1.3362
-0.2022
-2.5330
2.0300
-0.2840
4.9992
-0.1515
0.3536
0.0787
0.3086
0.0298
0.0855
-0.7249
0.0941
-0.0176
0.8641
-0.1651
-0.1224
0.5679
0.0195
0.5584
refined
-30.9391
32.4899
4.0692
X-RAY DIFFRACTION
3.4012
-0.5682
0.4666
4.6426
-1.3112
4.4293
-0.0957
0.3196
-0.8277
-0.2082
-0.1291
-0.3996
0.5132
0.2097
0.2220
0.6536
-0.0951
0.0964
0.4121
-0.1089
0.6385
refined
-26.3278
14.6800
-2.0425
X-RAY DIFFRACTION
X-RAY DIFFRACTION
1
chain 'A' and (resid 61 through 91 )
X-RAY DIFFRACTION
2
chain 'A' and (resid 92 through 206 )
X-RAY DIFFRACTION
3
chain 'A' and (resid 207 through 241 )
X-RAY DIFFRACTION
4
chain 'A' and (resid 242 through 382 )
author_defined_assembly
1
monomeric
A
ASN
195
A
OD1
ASN
135
1_555
A
MG
501
B
MG
MG
1_555
A
ASP
208
A
OD2
ASP
148
1_555
70.8
A
ASN
195
A
OD1
ASN
135
1_555
A
MG
501
B
MG
MG
1_555
A
ANP
503
D
O3G
ANP
1_555
103.8
A
ASP
208
A
OD2
ASP
148
1_555
A
MG
501
B
MG
MG
1_555
A
ANP
503
D
O3G
ANP
1_555
155.7
A
ASN
195
A
OD1
ASN
135
1_555
A
MG
501
B
MG
MG
1_555
A
ANP
503
D
O1B
ANP
1_555
77.2
A
ASP
208
A
OD2
ASP
148
1_555
A
MG
501
B
MG
MG
1_555
A
ANP
503
D
O1B
ANP
1_555
127.6
A
ANP
503
D
O3G
ANP
1_555
A
MG
501
B
MG
MG
1_555
A
ANP
503
D
O1B
ANP
1_555
71.4
A
ASN
195
A
OD1
ASN
135
1_555
A
MG
501
B
MG
MG
1_555
A
ANP
503
D
O1A
ANP
1_555
116.7
A
ASP
208
A
OD2
ASP
148
1_555
A
MG
501
B
MG
MG
1_555
A
ANP
503
D
O1A
ANP
1_555
72.1
A
ANP
503
D
O3G
ANP
1_555
A
MG
501
B
MG
MG
1_555
A
ANP
503
D
O1A
ANP
1_555
128.5
A
ANP
503
D
O1B
ANP
1_555
A
MG
501
B
MG
MG
1_555
A
ANP
503
D
O1A
ANP
1_555
87.5
A
ASN
195
A
OD1
ASN
135
1_555
A
MG
501
B
MG
MG
1_555
A
HOH
605
E
O
HOH
1_555
54.6
A
ASP
208
A
OD2
ASP
148
1_555
A
MG
501
B
MG
MG
1_555
A
HOH
605
E
O
HOH
1_555
61.2
A
ANP
503
D
O3G
ANP
1_555
A
MG
501
B
MG
MG
1_555
A
HOH
605
E
O
HOH
1_555
135.8
A
ANP
503
D
O1B
ANP
1_555
A
MG
501
B
MG
MG
1_555
A
HOH
605
E
O
HOH
1_555
66.5
A
ANP
503
D
O1A
ANP
1_555
A
MG
501
B
MG
MG
1_555
A
HOH
605
E
O
HOH
1_555
62.9
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
GLU
69
A
N
GLU
9
A
O
SER
86
A
O
SER
26
A
N
VAL
81
A
N
VAL
21
A
O
LEU
98
A
O
LEU
38
A
N
ALA
95
A
N
ALA
35
A
O
MET
143
A
O
MET
83
A
O
SER
140
A
O
SER
80
A
N
PHE
133
A
N
PHE
73
A
N
LEU
197
A
N
LEU
137
A
O
LYS
205
A
O
LYS
145
1
A
PHE
223
A
PHE
163
1
Y
1
A
GLY
276
A
GLY
216
1
Y
1
A
CYS
277
A
CYS
217
1
Y
1
A
GLN
278
A
GLN
218
1
Y
1
A
VAL
279
A
VAL
219
1
Y
1
A
GLU
280
A
GLU
220
1
Y
1
A
GLY
281
A
GLY
221
1
Y
1
A
ASP
282
A
ASP
222
1
Y
1
A
ALA
283
A
ALA
223
1
Y
1
A
ALA
284
A
ALA
224
1
Y
1
A
GLU
285
A
GLU
225
1
Y
1
A
THR
286
A
THR
226
1
Y
1
A
PRO
287
A
PRO
227
1
Y
1
A
PRO
288
A
PRO
228
1
Y
1
A
ARG
289
A
ARG
229
1
Y
1
A
PRO
290
A
PRO
230
1
Y
1
A
ARG
291
A
ARG
231
1
Y
1
A
THR
292
A
THR
232
1
Y
1
A
PRO
293
A
PRO
233
1
Y
1
A
GLY
294
A
GLY
234
1
Y
1
A
ARG
295
A
ARG
235
1
Y
1
A
PRO
296
A
PRO
236
1
Y
1
A
LEU
297
A
LEU
237
1
Y
1
A
SER
298
A
SER
238
1
Y
1
A
SER
299
A
SER
239
1
Y
1
A
TYR
300
A
TYR
240
1
Y
1
A
GLY
301
A
GLY
241
1
Y
1
A
MET
302
A
MET
242
1
Y
1
A
ASP
303
A
ASP
243
1
Y
1
A
SER
304
A
SER
244
1
Y
1
A
ARG
305
A
ARG
245
1
Y
1
A
GLN
383
A
GLN
323
1
Y
1
A
PRO
384
A
PRO
324
1
Y
1
A
SER
385
A
SER
325
1
Y
1
A
THR
386
A
THR
326
1
Y
1
A
PRO
387
A
PRO
327
1
Y
1
A
THR
388
A
THR
328
1
Y
1
A
HIS
389
A
HIS
329
1
Y
1
A
ALA
390
A
ALA
330
1
Y
1
A
ALA
391
A
ALA
331
1
Y
1
A
GLY
392
A
GLY
332
1
Y
1
A
VAL
393
A
VAL
333
1
Y
1
A
LEU
394
A
LEU
334
1
Y
1
A
GLN
395
A
GLN
335
1
Y
1
A
HIS
396
A
HIS
336
1
Y
1
A
HIS
397
A
HIS
337
1
Y
1
A
HIS
398
A
HIS
338
1
Y
1
A
HIS
399
A
HIS
339
1
Y
1
A
HIS
400
A
HIS
340
1
Y
1
A
HIS
401
A
HIS
341
1
Y
1
A
ASN
78
41.69
77.18
1
A
SER
135
-95.06
-103.20
1
A
GLU
144
-35.58
124.02
1
A
ARG
189
88.23
-17.21
1
A
ASP
190
-143.77
58.01
1
A
ASN
221
-83.02
-80.91
1
A
SER
241
-163.20
-140.46
1
A
LEU
381
-167.75
-137.95
0.2144
0.1609
0.1634
2.805
19.659
586
12037
4.87
99.84
0.38
Random Selection
1
FREE R-VALUE
1.39
MOLECULAR REPLACEMENT
23.39
0.90
1.11
1S9J
ML
FLAT BULK SOLVENT MODEL
2.805
19.659
11
2345
59
0
2275
0.009
2383
1.250
3220
15.351
895
0.077
352
0.005
407
0.3124
0.2435
3.0864
158
2838
100.00
0.2701
0.2072
3.5308
144
2859
100.00
0.2157
0.1502
4.4400
144
2859
100.00
0.1728
0.1379
5.9
140
2895
100.00
76.3
2.7
50
4U7Z
12041
12041
2
0.08
1
17.9
1.8
80.6
0.588
2.7
2.8
1.2
1
1.8
88.6
refinement
PHENIX
(phenix.refine: 1.8.2_1309)
Mitogen-Activated Protein Kinase Kinase (MEK1) bound to G805
1
N
N
2
N
N
3
N
N
4
N
N
5
N
N
A
LYS
64
A
LYS
4
HELX_P
A
ASP
66
A
ASP
6
5
AA1
3
A
LYS
104
A
LYS
44
HELX_P
A
GLN
116
A
GLN
56
1
AA2
13
A
VAL
117
A
VAL
57
HELX_P
A
CYS
121
A
CYS
61
5
AA3
5
A
SER
150
A
SER
90
HELX_P
A
GLY
159
A
GLY
99
1
AA4
10
A
PRO
162
A
PRO
102
HELX_P
A
LYS
185
A
LYS
125
1
AA5
24
A
SER
212
A
SER
152
HELX_P
A
MET
219
A
MET
159
1
AA6
8
A
SER
231
A
SER
171
HELX_P
A
GLY
237
A
GLY
177
1
AA7
7
A
VAL
242
A
VAL
182
HELX_P
A
GLY
259
A
GLY
199
1
AA8
18
A
ASP
267
A
ASP
207
HELX_P
A
PHE
275
A
PHE
215
1
AA9
9
A
ALA
309
A
ALA
249
HELX_P
A
GLU
320
A
GLU
260
1
AB1
12
A
SER
331
A
SER
271
HELX_P
A
LEU
342
A
LEU
282
1
AB2
12
A
ASP
351
A
ASP
291
HELX_P
A
MET
356
A
MET
296
1
AB3
6
A
HIS
358
A
HIS
298
HELX_P
A
GLU
367
A
GLU
307
1
AB4
10
A
ASP
370
A
ASP
310
HELX_P
A
GLY
380
A
GLY
320
1
AB5
11
metalc
2.464
A
ASN
195
A
OD1
ASN
135
1_555
A
MG
501
B
MG
MG
1_555
metalc
2.276
A
ASP
208
A
OD2
ASP
148
1_555
A
MG
501
B
MG
MG
1_555
metalc
2.944
A
MG
501
B
MG
MG
1_555
A
ANP
503
D
O3G
ANP
1_555
metalc
2.319
A
MG
501
B
MG
MG
1_555
A
ANP
503
D
O1B
ANP
1_555
metalc
2.207
A
MG
501
B
MG
MG
1_555
A
ANP
503
D
O1A
ANP
1_555
metalc
2.455
A
MG
501
B
MG
MG
1_555
A
HOH
605
E
O
HOH
1_555
TRANSFERASE/TRANSFERASE Inhibitor
Kinase, inhibitor, Complex, TRANSFERASE-TRANSFERASE Inhibitor complex
A
ILE
263
A
ILE
203
1
A
PRO
264
A
PRO
204
0.04
MP2K1_HUMAN
UNP
1
62
Q02750
ELKDDDFEKISELGAGNGGVVFKVSHKPSGLVMARKLIHLEIKPAIRNQIIRELQVLHECNSPYIVGFYGAFYSDGEISI
CMEHMDGGSLDQVLKKAGRIPEQILGKVSIAVIKGLTYLREKHKIMHRDVKPSNILVNSRGEIKLCDFGVSGQLIDSMAN
SFVGTRSYMSPERLQGTHYSVQSDIWSMGLSLVEMAVGRYPIPPPDAKELELMFGCQVEGDAAETPPRPRTPGRPLSSYG
MDSRPPMAIFELLDYIVNEPPPKLPSGVFSLEFQDFVNKCLIKNPAERADLKQLMVHAFIKRSDAEEVDFAGWLCSTIGL
NQPSTPTHAAGV
62
393
4U7Z
62
393
Q02750
A
1
2
333
1
initiating methionine
MET
61
4U7Z
A
Q02750
UNP
1
1
expression tag
LEU
394
4U7Z
A
Q02750
UNP
334
1
expression tag
GLN
395
4U7Z
A
Q02750
UNP
335
1
expression tag
HIS
396
4U7Z
A
Q02750
UNP
336
1
expression tag
HIS
397
4U7Z
A
Q02750
UNP
337
1
expression tag
HIS
398
4U7Z
A
Q02750
UNP
338
1
expression tag
HIS
399
4U7Z
A
Q02750
UNP
339
1
expression tag
HIS
400
4U7Z
A
Q02750
UNP
340
1
expression tag
HIS
401
4U7Z
A
Q02750
UNP
341
5
2
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
A
PHE
68
A
PHE
8
A
GLY
77
A
GLY
17
A
GLY
80
A
GLY
20
A
HIS
87
A
HIS
27
A
VAL
93
A
VAL
33
A
HIS
100
A
HIS
40
A
GLU
138
A
GLU
78
A
GLU
144
A
GLU
84
A
PHE
129
A
PHE
69
A
TYR
134
A
TYR
74
A
ILE
196
A
ILE
136
A
VAL
198
A
VAL
138
A
ILE
204
A
ILE
144
A
LEU
206
A
LEU
146
binding site for residue MG A 501
A
MG
501
Software
5
binding site for residue 3EW A 502
A
3EW
502
Software
15
binding site for residue ANP A 503
A
ANP
503
Software
20
A
ASN
195
A
ASN
135
5
1_555
A
ASP
208
A
ASP
148
5
1_555
A
3EW
502
C
3EW
5
1_555
A
ANP
503
D
ANP
5
1_555
A
HOH
605
E
HOH
5
1_555
A
ASN
78
A
ASN
18
15
1_555
A
GLY
80
A
GLY
20
15
1_555
A
LYS
97
A
LYS
37
15
1_555
A
LEU
115
A
LEU
55
15
1_555
A
VAL
127
A
VAL
67
15
1_555
A
ILE
141
A
ILE
81
15
1_555
A
MET
143
A
MET
83
15
1_555
A
ASP
208
A
ASP
148
15
1_555
A
PHE
209
A
PHE
149
15
1_555
A
GLY
210
A
GLY
150
15
1_555
A
VAL
211
A
VAL
151
15
1_555
A
SER
212
A
SER
152
15
1_555
A
LEU
215
A
LEU
155
15
1_555
A
MG
501
B
MG
15
1_555
A
ANP
503
D
ANP
15
1_555
A
ALA
76
A
ALA
16
20
1_555
A
GLY
77
A
GLY
17
20
1_555
A
GLY
80
A
GLY
20
20
1_555
A
VAL
82
A
VAL
22
20
1_555
A
ALA
95
A
ALA
35
20
1_555
A
LYS
97
A
LYS
37
20
1_555
A
MET
143
A
MET
83
20
1_555
A
GLU
144
A
GLU
84
20
1_555
A
MET
146
A
MET
86
20
1_555
A
SER
150
A
SER
90
20
1_555
A
ASP
152
A
ASP
92
20
1_555
A
GLN
153
A
GLN
93
20
1_555
A
LYS
192
A
LYS
132
20
1_555
A
SER
194
A
SER
134
20
1_555
A
ASN
195
A
ASN
135
20
1_555
A
LEU
197
A
LEU
137
20
1_555
A
ASP
208
A
ASP
148
20
1_555
A
MG
501
B
MG
20
1_555
A
3EW
502
C
3EW
20
1_555
A
HOH
605
E
HOH
20
1_555
171
P 62