0.012198
0.007042
0.000000
0.000000
0.014085
0.000000
0.000000
0.000000
0.007697
0.00000
0.00000
0.00000
Dougan, D.R.
Mol, C.D.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
6
90.00
90.00
120.00
81.982
81.982
129.928
C10 H15 N5 O10 P2
427.201
n
ADENOSINE-5'-DIPHOSPHATE
non-polymer
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
C16 H17 F I N3 O4
461.227
5-acetyl-2-[(2-fluoro-4-iodophenyl)amino]-N-(2-hydroxyethoxy)-1-methyl-1H-pyrrole-3-carboxamide
non-polymer
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
P
N
2
N
O
N
3
N
O
N
4
N
O
N
5
S
P
N
6
N
O
N
7
N
O
N
8
N
O
N
9
N
O
N
10
N
C
N
11
R
C
N
12
N
O
N
13
S
C
N
14
N
O
N
15
R
C
N
16
N
O
N
17
R
C
Y
18
N
N
Y
19
N
C
Y
20
N
N
Y
21
N
C
Y
22
N
C
N
23
N
N
Y
24
N
N
Y
25
N
C
Y
26
N
N
Y
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
N
N
57
S
C
N
58
N
C
N
59
N
O
N
60
N
C
N
61
N
C
N
62
N
C
N
63
N
N
N
64
N
C
N
65
N
N
N
66
N
N
N
67
N
O
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
H
N
75
N
H
N
76
N
H
N
77
N
H
N
78
N
H
N
79
N
H
N
80
N
H
N
81
N
H
N
82
N
H
N
83
N
N
N
84
S
C
N
85
N
C
N
86
N
O
N
87
N
C
N
88
N
C
N
89
N
O
N
90
N
N
N
91
N
O
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
N
N
101
S
C
N
102
N
C
N
103
N
O
N
104
N
C
N
105
N
C
N
106
N
O
N
107
N
O
N
108
N
O
N
109
N
H
N
110
N
H
N
111
N
H
N
112
N
H
N
113
N
H
N
114
N
H
N
115
N
H
N
116
N
N
N
117
R
C
N
118
N
C
N
119
N
O
N
120
N
C
N
121
N
S
N
122
N
O
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
N
N
131
S
C
N
132
N
C
N
133
N
O
N
134
N
C
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
H
N
149
N
H
N
150
N
N
N
151
S
C
N
152
N
C
N
153
N
O
N
154
N
C
N
155
N
C
N
156
N
C
N
157
N
O
N
158
N
O
N
159
N
O
N
160
N
H
N
161
N
H
N
162
N
H
N
163
N
H
N
164
N
H
N
165
N
H
N
166
N
H
N
167
N
H
N
168
N
H
N
169
N
N
N
170
N
C
N
171
N
C
N
172
N
O
N
173
N
O
N
174
N
H
N
175
N
H
N
176
N
H
N
177
N
H
N
178
N
H
N
179
N
N
N
180
S
C
N
181
N
C
N
182
N
O
N
183
N
C
Y
184
N
C
Y
185
N
N
Y
186
N
C
Y
187
N
C
Y
188
N
N
N
189
N
O
N
190
N
H
N
191
N
H
N
192
N
H
N
193
N
H
N
194
N
H
N
195
N
H
N
196
N
H
N
197
N
H
N
198
N
H
N
199
N
H
N
200
N
O
N
201
N
H
N
202
N
H
N
203
N
N
N
204
S
C
N
205
N
C
N
206
N
O
N
207
S
C
N
208
N
C
N
209
N
C
N
210
N
C
N
211
N
O
N
212
N
H
N
213
N
H
N
214
N
H
N
215
N
H
N
216
N
H
N
217
N
H
N
218
N
H
N
219
N
H
N
220
N
H
N
221
N
H
N
222
N
H
N
223
N
H
N
224
N
H
N
225
N
N
N
226
S
C
N
227
N
C
N
228
N
O
N
229
N
C
N
230
N
C
N
231
N
C
N
232
N
C
N
233
N
O
N
234
N
H
N
235
N
H
N
236
N
H
N
237
N
H
N
238
N
H
N
239
N
H
N
240
N
H
N
241
N
H
N
242
N
H
N
243
N
H
N
244
N
H
N
245
N
H
N
246
N
H
Y
247
N
C
Y
248
N
C
Y
249
N
C
Y
250
N
C
Y
251
N
C
Y
252
N
C
N
253
N
F
N
254
N
I
N
255
N
N
Y
256
N
C
Y
257
N
N
Y
258
N
C
Y
259
N
C
Y
260
N
C
N
261
N
C
N
262
N
O
N
263
N
N
N
264
N
O
N
265
N
C
N
266
N
C
N
267
N
O
N
268
N
C
N
269
N
C
N
270
N
O
N
271
N
C
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
H
N
279
N
H
N
280
N
H
N
281
N
H
N
282
N
H
N
283
N
H
N
284
N
H
N
285
N
H
N
286
N
H
N
287
N
H
N
288
N
H
N
289
N
N
N
290
S
C
N
291
N
C
N
292
N
O
N
293
N
C
N
294
N
C
N
295
N
C
N
296
N
C
N
297
N
N
N
298
N
O
N
299
N
H
N
300
N
H
N
301
N
H
N
302
N
H
N
303
N
H
N
304
N
H
N
305
N
H
N
306
N
H
N
307
N
H
N
308
N
H
N
309
N
H
N
310
N
H
N
311
N
H
N
312
N
H
N
313
N
H
N
314
N
N
N
315
S
C
N
316
N
C
N
317
N
O
N
318
N
C
N
319
N
C
N
320
N
S
N
321
N
C
N
322
N
O
N
323
N
H
N
324
N
H
N
325
N
H
N
326
N
H
N
327
N
H
N
328
N
H
N
329
N
H
N
330
N
H
N
331
N
H
N
332
N
H
N
333
N
H
N
334
N
MG
N
335
N
N
N
336
S
C
N
337
N
C
N
338
N
O
N
339
N
C
Y
340
N
C
Y
341
N
C
Y
342
N
C
Y
343
N
C
Y
344
N
C
Y
345
N
C
N
346
N
O
N
347
N
H
N
348
N
H
N
349
N
H
N
350
N
H
N
351
N
H
N
352
N
H
N
353
N
H
N
354
N
H
N
355
N
H
N
356
N
H
N
357
N
H
N
358
N
N
N
359
S
C
N
360
N
C
N
361
N
O
N
362
N
C
N
363
N
C
N
364
N
C
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
N
N
376
S
C
N
377
N
C
N
378
N
O
N
379
N
C
N
380
N
O
N
381
N
O
N
382
N
H
N
383
N
H
N
384
N
H
N
385
N
H
N
386
N
H
N
387
N
H
N
388
N
H
N
389
N
N
N
390
S
C
N
391
N
C
N
392
N
O
N
393
R
C
N
394
N
O
N
395
N
C
N
396
N
O
N
397
N
H
N
398
N
H
N
399
N
H
N
400
N
H
N
401
N
H
N
402
N
H
N
403
N
H
N
404
N
H
N
405
N
H
N
406
N
N
N
407
S
C
N
408
N
C
N
409
N
O
N
410
N
C
Y
411
N
C
Y
412
N
C
Y
413
N
C
Y
414
N
N
Y
415
N
C
Y
416
N
C
Y
417
N
C
Y
418
N
C
Y
419
N
C
N
420
N
O
N
421
N
H
N
422
N
H
N
423
N
H
N
424
N
H
N
425
N
H
N
426
N
H
N
427
N
H
N
428
N
H
N
429
N
H
N
430
N
H
N
431
N
H
N
432
N
H
N
433
N
N
N
434
S
C
N
435
N
C
N
436
N
O
N
437
N
C
Y
438
N
C
Y
439
N
C
Y
440
N
C
Y
441
N
C
Y
442
N
C
Y
443
N
C
N
444
N
O
N
445
N
O
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
455
N
H
N
456
N
H
N
457
N
N
N
458
S
C
N
459
N
C
N
460
N
O
N
461
N
C
N
462
N
C
N
463
N
C
N
464
N
O
N
465
N
H
N
466
N
H
N
467
N
H
N
468
N
H
N
469
N
H
N
470
N
H
N
471
N
H
N
472
N
H
N
473
N
H
N
474
N
H
N
475
N
H
N
1
N
doub
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
sing
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
Y
30
N
sing
Y
31
N
sing
Y
32
N
doub
N
33
N
sing
Y
34
N
sing
Y
35
N
sing
Y
36
N
doub
N
37
N
sing
Y
38
N
doub
N
39
N
sing
N
40
N
sing
Y
41
N
sing
Y
42
N
doub
N
43
N
sing
Y
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
sing
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
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
sing
N
77
N
doub
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
doub
N
95
N
sing
N
96
N
sing
N
97
N
sing
N
98
N
sing
N
99
N
sing
N
100
N
sing
N
101
N
sing
N
102
N
sing
N
103
N
sing
N
104
N
sing
N
105
N
doub
N
106
N
sing
N
107
N
sing
N
108
N
sing
N
109
N
sing
N
110
N
doub
N
111
N
sing
N
112
N
sing
N
113
N
sing
N
114
N
sing
N
115
N
sing
N
116
N
sing
N
117
N
sing
N
118
N
sing
N
119
N
sing
N
120
N
doub
N
121
N
sing
N
122
N
sing
N
123
N
sing
N
124
N
sing
N
125
N
sing
N
126
N
sing
N
127
N
sing
N
128
N
sing
N
129
N
sing
N
130
N
sing
N
131
N
sing
N
132
N
sing
N
133
N
doub
N
134
N
sing
N
135
N
sing
N
136
N
sing
N
137
N
sing
N
138
N
sing
N
139
N
sing
N
140
N
sing
N
141
N
doub
N
142
N
sing
N
143
N
sing
N
144
N
sing
N
145
N
sing
N
146
N
sing
N
147
N
sing
N
148
N
sing
N
149
N
sing
N
150
N
sing
N
151
N
sing
N
152
N
doub
N
153
N
sing
N
154
N
sing
N
155
N
sing
N
156
N
sing
N
157
N
sing
N
158
N
sing
N
159
N
sing
N
160
N
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
doub
N
180
N
sing
N
181
N
sing
N
182
N
sing
N
183
N
sing
Y
184
N
sing
Y
185
N
doub
Y
186
N
doub
N
187
N
sing
Y
188
N
sing
N
189
N
sing
Y
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
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
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
doub
N
224
N
sing
N
225
N
sing
N
226
N
sing
N
227
N
sing
N
228
N
sing
N
229
N
sing
N
230
N
sing
N
231
N
sing
N
232
N
sing
N
233
N
sing
N
234
N
sing
N
235
N
sing
N
236
N
sing
N
237
N
sing
Y
238
N
doub
Y
239
N
sing
N
240
N
sing
Y
241
N
sing
N
242
N
sing
Y
243
N
doub
N
244
N
sing
Y
245
N
sing
N
246
N
sing
N
247
N
sing
Y
248
N
doub
N
249
N
sing
N
250
N
sing
N
251
N
sing
Y
252
N
doub
Y
253
N
sing
Y
254
N
sing
N
255
N
sing
N
256
N
sing
Y
257
N
doub
Y
258
N
sing
N
259
N
sing
N
260
N
sing
N
261
N
sing
N
262
N
doub
N
263
N
sing
N
264
N
sing
N
265
N
sing
N
266
N
sing
N
267
N
sing
N
268
N
sing
N
269
N
sing
N
270
N
sing
N
271
N
sing
N
272
N
sing
N
273
N
sing
N
274
N
sing
N
275
N
sing
N
276
N
sing
N
277
N
doub
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
doub
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
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
doub
N
312
N
sing
N
313
N
sing
N
314
N
sing
N
315
N
sing
N
316
N
sing
N
317
N
sing
N
318
N
sing
N
319
N
sing
N
320
N
sing
N
321
N
sing
N
322
N
sing
N
323
N
sing
N
324
N
sing
N
325
N
sing
N
326
N
sing
N
327
N
sing
N
328
N
sing
N
329
N
sing
N
330
N
doub
N
331
N
sing
N
332
N
sing
N
333
N
sing
N
334
N
sing
Y
335
N
doub
Y
336
N
sing
Y
337
N
sing
N
338
N
sing
Y
339
N
doub
N
340
N
sing
Y
341
N
doub
N
342
N
sing
Y
343
N
sing
N
344
N
sing
N
345
N
sing
N
346
N
sing
N
347
N
sing
N
348
N
sing
N
349
N
sing
N
350
N
sing
N
351
N
sing
N
352
N
sing
N
353
N
doub
N
354
N
sing
N
355
N
sing
N
356
N
sing
N
357
N
sing
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
sing
N
369
N
sing
N
370
N
doub
N
371
N
sing
N
372
N
sing
N
373
N
sing
N
374
N
sing
N
375
N
sing
N
376
N
sing
N
377
N
sing
N
378
N
sing
N
379
N
sing
N
380
N
sing
N
381
N
sing
N
382
N
sing
N
383
N
doub
N
384
N
sing
N
385
N
sing
N
386
N
sing
N
387
N
sing
N
388
N
sing
N
389
N
sing
N
390
N
sing
N
391
N
sing
N
392
N
sing
N
393
N
sing
N
394
N
sing
N
395
N
sing
N
396
N
sing
N
397
N
sing
N
398
N
sing
N
399
N
doub
N
400
N
sing
N
401
N
sing
N
402
N
sing
N
403
N
sing
Y
404
N
doub
Y
405
N
sing
Y
406
N
sing
N
407
N
sing
Y
408
N
doub
Y
409
N
sing
Y
410
N
sing
N
411
N
sing
Y
412
N
sing
Y
413
N
doub
N
414
N
sing
Y
415
N
doub
N
416
N
sing
Y
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
doub
N
428
N
sing
N
429
N
sing
N
430
N
sing
N
431
N
sing
Y
432
N
doub
Y
433
N
sing
Y
434
N
sing
N
435
N
sing
Y
436
N
doub
N
437
N
sing
Y
438
N
doub
N
439
N
sing
Y
440
N
sing
N
441
N
sing
N
442
N
sing
N
443
N
sing
N
444
N
sing
N
445
N
sing
N
446
N
sing
N
447
N
sing
N
448
N
sing
N
449
N
sing
N
450
N
sing
N
451
N
doub
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
sing
N
459
N
sing
N
460
N
sing
N
461
N
sing
N
462
N
sing
UK
Bioorg.Med.Chem.Lett.
BMCLE8
1127
0960-894X
20
4156
4158
10.1016/j.bmcl.2010.05.058
20621728
Structure-based design and synthesis of pyrrole derivatives as MEK inhibitors.
2010
10.2210/pdb3mbl/pdb
pdb_00003mbl
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
2006-09-02
ADSC QUANTUM 315r
SINGLE WAVELENGTH
M
x-ray
1
1.0
1.0
5.0.3
ALS
1.0
SYNCHROTRON
ALS BEAMLINE 5.0.3
36640.219
Dual specificity mitogen-activated protein kinase kinase 1
2.7.12.2
Kinase Domain
1
man
polymer
427.201
ADENOSINE-5'-DIPHOSPHATE
1
syn
non-polymer
24.305
MAGNESIUM ION
1
syn
non-polymer
461.227
5-acetyl-2-[(2-fluoro-4-iodophenyl)amino]-N-(2-hydroxyethoxy)-1-methyl-1H-pyrrole-3-carboxamide
1
syn
non-polymer
18.015
water
90
nat
water
MAP kinase kinase 1, MAPKK 1, ERK activator kinase 1, MAPK/ERK kinase 1, MEK 1
no
no
MELKDDDFEKISELGAGNGGVVFKVSHKPSGLVMARKLIHLEIKPAIRNQIIRELQVLHECNSPYIVGFYGAFYSDGEIS
ICMEHMDGGSLDQVLKKAGRIPEQILGKVSIAVIKGLTYLREKHKIMHRDVKPSNILVNSRGEIKLCDFGVSGQLIDSMA
NSFVGTRSYMSPERLQGTHYSVQSDIWSMGLSLVEMAVGRYPIPPPDAKELELMFGCQVEGDAAETPPRPRTPGRPLSSY
GMDSRPPMAIFELLDYIVNEPPPKLPSGVFSLEFQDFVNKCLIKNPAERADLKQLMVHAFIKRSDAEEVDFAGWLCSTIG
LNHHHHHH
MELKDDDFEKISELGAGNGGVVFKVSHKPSGLVMARKLIHLEIKPAIRNQIIRELQVLHECNSPYIVGFYGAFYSDGEIS
ICMEHMDGGSLDQVLKKAGRIPEQILGKVSIAVIKGLTYLREKHKIMHRDVKPSNILVNSRGEIKLCDFGVSGQLIDSMA
NSFVGTRSYMSPERLQGTHYSVQSDIWSMGLSLVEMAVGRYPIPPPDAKELELMFGCQVEGDAAETPPRPRTPGRPLSSY
GMDSRPPMAIFELLDYIVNEPPPKLPSGVFSLEFQDFVNKCLIKNPAERADLKQLMVHAFIKRSDAEEVDFAGWLCSTIG
LNHHHHHH
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
human
sample
MAP2K1, MEK 1, MEK1, PRKMK1
9606
Homo sapiens
562
Escherichia coli
BL21(DE3)
Plasmid
pET21
1
3.44
64.24
VAPOR DIFFUSION, SITTING DROP
VAPOR DIFFUSION, SITTING DROP, temperature 298K
298
chem_comp_atom
chem_comp_bond
database_2
pdbx_struct_conn_angle
struct_conn
struct_ref_seq_dif
struct_site
repository
Initial release
Version format compliance
Data collection
Database references
Derived calculations
1
0
2010-07-28
1
1
2011-07-13
1
2
2024-02-21
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_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.ptnr1_label_seq_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.ptnr3_label_seq_id
_pdbx_struct_conn_angle.value
_struct_conn.pdbx_dist_value
_struct_conn.ptnr1_auth_comp_id
_struct_conn.ptnr1_auth_seq_id
_struct_conn.ptnr1_label_asym_id
_struct_conn.ptnr1_label_atom_id
_struct_conn.ptnr1_label_comp_id
_struct_conn.ptnr1_label_seq_id
_struct_conn.ptnr2_auth_seq_id
_struct_ref_seq_dif.details
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
RCSB
Y
RCSB
2010-03-25
REL
REL
ADP
ADENOSINE-5'-DIPHOSPHATE
MG
MAGNESIUM ION
LSG
5-acetyl-2-[(2-fluoro-4-iodophenyl)amino]-N-(2-hydroxyethoxy)-1-methyl-1H-pyrrole-3-carboxamide
HOH
water
ADP
535
2
ADP
ADP
535
A
MG
536
3
MG
MG
536
A
LSG
7
4
LSG
LSG
7
A
HOH
541
5
HOH
HOH
541
A
HOH
542
5
HOH
HOH
542
A
HOH
548
5
HOH
HOH
548
A
HOH
558
5
HOH
HOH
558
A
HOH
560
5
HOH
HOH
560
A
HOH
563
5
HOH
HOH
563
A
HOH
571
5
HOH
HOH
571
A
HOH
579
5
HOH
HOH
579
A
HOH
580
5
HOH
HOH
580
A
HOH
583
5
HOH
HOH
583
A
HOH
585
5
HOH
HOH
585
A
HOH
591
5
HOH
HOH
591
A
HOH
594
5
HOH
HOH
594
A
HOH
596
5
HOH
HOH
596
A
HOH
598
5
HOH
HOH
598
A
HOH
599
5
HOH
HOH
599
A
HOH
601
5
HOH
HOH
601
A
HOH
602
5
HOH
HOH
602
A
HOH
604
5
HOH
HOH
604
A
HOH
606
5
HOH
HOH
606
A
HOH
610
5
HOH
HOH
610
A
HOH
612
5
HOH
HOH
612
A
HOH
614
5
HOH
HOH
614
A
HOH
615
5
HOH
HOH
615
A
HOH
617
5
HOH
HOH
617
A
HOH
622
5
HOH
HOH
622
A
HOH
623
5
HOH
HOH
623
A
HOH
624
5
HOH
HOH
624
A
HOH
626
5
HOH
HOH
626
A
HOH
631
5
HOH
HOH
631
A
HOH
640
5
HOH
HOH
640
A
HOH
642
5
HOH
HOH
642
A
HOH
643
5
HOH
HOH
643
A
HOH
644
5
HOH
HOH
644
A
HOH
645
5
HOH
HOH
645
A
HOH
646
5
HOH
HOH
646
A
HOH
647
5
HOH
HOH
647
A
HOH
648
5
HOH
HOH
648
A
HOH
649
5
HOH
HOH
649
A
HOH
650
5
HOH
HOH
650
A
HOH
651
5
HOH
HOH
651
A
HOH
652
5
HOH
HOH
652
A
HOH
653
5
HOH
HOH
653
A
HOH
654
5
HOH
HOH
654
A
HOH
655
5
HOH
HOH
655
A
HOH
656
5
HOH
HOH
656
A
HOH
657
5
HOH
HOH
657
A
HOH
658
5
HOH
HOH
658
A
HOH
659
5
HOH
HOH
659
A
HOH
660
5
HOH
HOH
660
A
HOH
661
5
HOH
HOH
661
A
HOH
662
5
HOH
HOH
662
A
HOH
663
5
HOH
HOH
663
A
HOH
664
5
HOH
HOH
664
A
HOH
665
5
HOH
HOH
665
A
HOH
666
5
HOH
HOH
666
A
HOH
667
5
HOH
HOH
667
A
HOH
668
5
HOH
HOH
668
A
HOH
669
5
HOH
HOH
669
A
HOH
670
5
HOH
HOH
670
A
HOH
671
5
HOH
HOH
671
A
HOH
672
5
HOH
HOH
672
A
HOH
673
5
HOH
HOH
673
A
HOH
674
5
HOH
HOH
674
A
HOH
675
5
HOH
HOH
675
A
HOH
676
5
HOH
HOH
676
A
HOH
677
5
HOH
HOH
677
A
HOH
678
5
HOH
HOH
678
A
HOH
679
5
HOH
HOH
679
A
HOH
680
5
HOH
HOH
680
A
HOH
681
5
HOH
HOH
681
A
HOH
682
5
HOH
HOH
682
A
HOH
683
5
HOH
HOH
683
A
HOH
684
5
HOH
HOH
684
A
HOH
685
5
HOH
HOH
685
A
HOH
686
5
HOH
HOH
686
A
HOH
687
5
HOH
HOH
687
A
HOH
688
5
HOH
HOH
688
A
HOH
690
5
HOH
HOH
690
A
HOH
691
5
HOH
HOH
691
A
HOH
692
5
HOH
HOH
692
A
HOH
693
5
HOH
HOH
693
A
HOH
694
5
HOH
HOH
694
A
HOH
695
5
HOH
HOH
695
A
HOH
696
5
HOH
HOH
696
A
HOH
697
5
HOH
HOH
697
A
HOH
698
5
HOH
HOH
698
A
HOH
699
5
HOH
HOH
699
A
HOH
700
5
HOH
HOH
700
A
HOH
701
5
HOH
HOH
701
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
PHE
223
n
163
PHE
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
n
246
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
n
322
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
2.1608
0.1745
-0.6880
3.9796
0.0683
5.6244
0.0017
-0.0352
-0.0584
-0.0238
-0.0461
0.3992
0.3913
-0.7036
0.0444
0.0623
-0.0665
-0.0577
0.3796
-0.0419
0.1504
refined
32.6880
26.7998
50.2235
X-RAY DIFFRACTION
2.8056
0.1947
0.8496
2.9942
0.1933
4.3394
0.0296
0.0817
0.3760
-0.3039
-0.0710
-0.1913
-0.2489
0.0727
0.0414
0.0563
0.0143
0.0646
0.1853
0.0003
0.1992
refined
39.7560
36.8887
27.9980
X-RAY DIFFRACTION
A
61
A
146
X-RAY DIFFRACTION
1
A
147
A
381
X-RAY DIFFRACTION
2
software_defined_assembly
PISA
2
dimeric
author_defined_assembly
1
monomeric
3720
-44
26300
A
ASN
195
A
OD1
ASN
135
1_555
A
MG
536
C
MG
MG
1_555
A
ASP
208
A
OD2
ASP
148
1_555
91.0
A
ASN
195
A
OD1
ASN
135
1_555
A
MG
536
C
MG
MG
1_555
A
ADP
535
B
O1B
ADP
1_555
90.8
A
ASP
208
A
OD2
ASP
148
1_555
A
MG
536
C
MG
MG
1_555
A
ADP
535
B
O1B
ADP
1_555
163.9
A
ASN
195
A
OD1
ASN
135
1_555
A
MG
536
C
MG
MG
1_555
A
ADP
535
B
O2A
ADP
1_555
161.6
A
ASP
208
A
OD2
ASP
148
1_555
A
MG
536
C
MG
MG
1_555
A
ADP
535
B
O2A
ADP
1_555
84.9
A
ADP
535
B
O1B
ADP
1_555
A
MG
536
C
MG
MG
1_555
A
ADP
535
B
O2A
ADP
1_555
88.5
A
ASN
195
A
OD1
ASN
135
1_555
A
MG
536
C
MG
MG
1_555
A
HOH
617
E
O
HOH
1_555
82.3
A
ASP
208
A
OD2
ASP
148
1_555
A
MG
536
C
MG
MG
1_555
A
HOH
617
E
O
HOH
1_555
77.7
A
ADP
535
B
O1B
ADP
1_555
A
MG
536
C
MG
MG
1_555
A
HOH
617
E
O
HOH
1_555
86.7
A
ADP
535
B
O2A
ADP
1_555
A
MG
536
C
MG
MG
1_555
A
HOH
617
E
O
HOH
1_555
79.4
A
ASN
195
A
OD1
ASN
135
1_555
A
MG
536
C
MG
MG
1_555
A
HOH
649
E
O
HOH
1_555
99.7
A
ASP
208
A
OD2
ASP
148
1_555
A
MG
536
C
MG
MG
1_555
A
HOH
649
E
O
HOH
1_555
113.3
A
ADP
535
B
O1B
ADP
1_555
A
MG
536
C
MG
MG
1_555
A
HOH
649
E
O
HOH
1_555
82.2
A
ADP
535
B
O2A
ADP
1_555
A
MG
536
C
MG
MG
1_555
A
HOH
649
E
O
HOH
1_555
98.3
A
HOH
617
E
O
HOH
1_555
A
MG
536
C
MG
MG
1_555
A
HOH
649
E
O
HOH
1_555
168.7
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
-1.0000000000
0.0000000000
0.0000000000
0.0000000000
-1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
4_665
-x+1,-y+1,z
crystal symmetry operation
40.9910000000
70.9984946531
0.0000000000
A
N
ILE
71
A
N
ILE
11
A
O
LYS
84
A
O
LYS
24
A
N
PHE
83
A
N
PHE
23
A
O
ARG
96
A
O
ARG
36
A
N
LYS
97
A
N
LYS
37
A
O
ILE
141
A
O
ILE
81
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
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
PRO
306
A
PRO
246
1
Y
1
A
ASN
382
A
ASN
322
1
Y
1
A
HIS
383
A
HIS
323
1
Y
1
A
HIS
384
A
HIS
324
1
Y
1
A
HIS
385
A
HIS
325
1
Y
1
A
HIS
386
A
HIS
326
1
Y
1
A
HIS
387
A
HIS
327
1
Y
1
A
HIS
388
A
HIS
328
1
Y
1
A
SER
135
-130.42
-91.10
1
A
ASP
136
-114.90
69.55
1
A
ARG
189
90.83
-9.53
1
A
ASP
190
-155.09
57.08
1
A
THR
226
-100.19
-102.30
1
A
HIS
239
-66.82
70.19
1
A
SER
241
-165.80
-144.30
78.531
2.06
1.03
0.00
2.06
0.00
-3.09
0.971
0.958
HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS
0.21468
0.16639
0.16876
2.60
20.00
759
14363
5.0
99.53
17.217
0.188
RANDOM
1
THROUGHOUT
MOLECULAR REPLACEMENT
0.317
0.234
0.80
0.80
1.40
MAXIMUM LIKELIHOOD
MASK
2.60
20.00
90
2414
53
0
2271
0.017
0.022
2379
1.841
2.005
3213
5.978
5.000
288
36.360
24.444
99
17.480
15.000
429
23.362
15.000
12
0.122
0.200
351
0.009
0.021
1756
0.204
0.200
1071
0.304
0.200
1636
0.136
0.200
102
0.040
0.200
2
0.155
0.200
27
0.124
0.200
3
1.962
1.500
1443
3.304
2.000
2332
5.128
3.000
936
7.636
4.500
881
0.313
0.290
2.667
54
1005
20
95.32
2.6
50
3MBL
15253
0.055
1
24.4
2.5
98.5
0.524
2.6
2.68
2.4
data collection
HKL-2000
phasing
MOLREP
refinement
REFMAC
5.2.0005
data reduction
HKL-2000
data scaling
HKL-2000
Crystal Structure of the human mitogen-activated protein kinase kinase 1 (MEK 1) in complex with ligand and MgADP
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
1
3
A
LYS
104
A
LYS
44
HELX_P
A
LEU
115
A
LEU
55
1
2
12
A
GLN
116
A
GLN
56
HELX_P
A
CYS
121
A
CYS
61
5
3
6
A
SER
150
A
SER
90
HELX_P
A
GLY
159
A
GLY
99
1
4
10
A
PRO
162
A
PRO
102
HELX_P
A
LYS
185
A
LYS
125
1
5
24
A
LYS
192
A
LYS
132
HELX_P
A
SER
194
A
SER
134
5
6
3
A
SER
212
A
SER
152
HELX_P
A
MET
219
A
MET
159
1
7
8
A
SER
231
A
SER
171
HELX_P
A
GLY
237
A
GLY
177
1
8
7
A
VAL
242
A
VAL
182
HELX_P
A
GLY
259
A
GLY
199
1
9
18
A
ASP
267
A
ASP
207
HELX_P
A
PHE
275
A
PHE
215
1
10
9
A
ALA
309
A
ALA
249
HELX_P
A
GLU
320
A
GLU
260
1
11
12
A
SER
331
A
SER
271
HELX_P
A
LEU
342
A
LEU
282
1
12
12
A
ASP
351
A
ASP
291
HELX_P
A
MET
356
A
MET
296
1
13
6
A
HIS
358
A
HIS
298
HELX_P
A
GLU
367
A
GLU
307
1
14
10
A
ASP
370
A
ASP
310
HELX_P
A
GLY
380
A
GLY
320
1
15
11
metalc
2.057
A
ASN
195
A
OD1
ASN
135
1_555
A
MG
536
C
MG
MG
1_555
metalc
1.962
A
ASP
208
A
OD2
ASP
148
1_555
A
MG
536
C
MG
MG
1_555
metalc
1.932
A
ADP
535
B
O1B
ADP
1_555
A
MG
536
C
MG
MG
1_555
metalc
2.055
A
ADP
535
B
O2A
ADP
1_555
A
MG
536
C
MG
MG
1_555
metalc
2.270
A
MG
536
C
MG
MG
1_555
A
HOH
617
E
O
HOH
1_555
metalc
2.229
A
MG
536
C
MG
MG
1_555
A
HOH
649
E
O
HOH
1_555
TRANSFERASE
Kinase inhibitor, Transferase
A
ILE
263
A
ILE
203
1
A
PRO
264
A
PRO
204
-1.96
MP2K1_HUMAN
UNP
1
62
Q02750
ELKDDDFEKISELGAGNGGVVFKVSHKPSGLVMARKLIHLEIKPAIRNQIIRELQVLHECNSPYIVGFYGAFYSDGEISI
CMEHMDGGSLDQVLKKAGRIPEQILGKVSIAVIKGLTYLREKHKIMHRDVKPSNILVNSRGEIKLCDFGVSGQLIDSMAN
SFVGTRSYMSPERLQGTHYSVQSDIWSMGLSLVEMAVGRYPIPPPDAKELELMFGCQVEGDAAETPPRPRTPGRPLSSYG
MDSRPPMAIFELLDYIVNEPPPKLPSGVFSLEFQDFVNKCLIKNPAERADLKQLMVHAFIKRSDAEEVDFAGWLCSTIGL
N
62
382
3MBL
62
382
Q02750
A
1
2
322
1
initiating methionine
MET
61
3MBL
A
Q02750
UNP
1
1
expression tag
HIS
383
3MBL
A
Q02750
UNP
323
1
expression tag
HIS
384
3MBL
A
Q02750
UNP
324
1
expression tag
HIS
385
3MBL
A
Q02750
UNP
325
1
expression tag
HIS
386
3MBL
A
Q02750
UNP
326
1
expression tag
HIS
387
3MBL
A
Q02750
UNP
327
1
expression tag
HIS
388
3MBL
A
Q02750
UNP
328
5
2
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
A
PHE
68
A
PHE
8
A
ALA
76
A
ALA
16
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 ADP A 535
A
ADP
535
Software
21
BINDING SITE FOR RESIDUE MG A 536
A
MG
536
Software
6
BINDING SITE FOR RESIDUE LSG A 7
A
LSG
7
Software
15
A
LSG
7
D
LSG
21
1_555
A
GLY
75
A
GLY
15
21
1_555
A
ALA
76
A
ALA
16
21
1_555
A
GLY
77
A
GLY
17
21
1_555
A
GLY
80
A
GLY
20
21
1_555
A
ALA
95
A
ALA
35
21
1_555
A
LYS
97
A
LYS
37
21
1_555
A
MET
143
A
MET
83
21
1_555
A
GLU
144
A
GLU
84
21
1_555
A
MET
146
A
MET
86
21
1_555
A
SER
150
A
SER
90
21
1_555
A
GLN
153
A
GLN
93
21
1_555
A
LYS
192
A
LYS
132
21
1_555
A
SER
194
A
SER
134
21
1_555
A
ASN
195
A
ASN
135
21
1_555
A
LEU
197
A
LEU
137
21
1_555
A
ASP
208
A
ASP
148
21
1_555
A
MG
536
C
MG
21
1_555
A
HOH
617
E
HOH
21
1_555
A
HOH
649
E
HOH
21
1_555
A
HOH
650
E
HOH
21
1_555
A
LYS
97
A
LYS
37
6
1_555
A
ASN
195
A
ASN
135
6
1_555
A
ASP
208
A
ASP
148
6
1_555
A
ADP
535
B
ADP
6
1_555
A
HOH
617
E
HOH
6
1_555
A
HOH
649
E
HOH
6
1_555
A
ASN
78
A
ASN
18
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
CYS
207
A
CYS
147
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
ILE
216
A
ILE
156
15
1_555
A
ADP
535
B
ADP
15
1_555
171
P 62