0.009204
0.005314
0.000000
0.000000
0.010627
0.000000
0.000000
0.000000
0.020245
0.00000
0.00000
0.00000
Rice, K.D.
Aay, N.
Anand, N.K.
Blazey, C.M.
Bowles, O.J.
Bussenius, J.
Costanzo, S.
Curtis, J.K.
Defina, S.C.
Dubenko, L.
Engst, S.
Joshi, A.A.
Kennedy, A.R.
Kim, A.I.
Koltun, E.S.
Lougheed, J.C.
Manalo, J.C.L.
Martini, J.F.
Nuss, J.M.
Peto, C.J.
Tsang, T.H.
Yu, P.
Johnston, S.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
6
90.00
90.00
120.00
108.653
108.653
49.394
C16 H12 F3 I N2 O2
448.178
[3,4-BIS(FLUORANYL)-2-[(2-FLUORANYL-4-IODANYL-PHENYL)AMINO]PHENYL]-(3-OXIDANYLAZETIDIN-1-YL)METHANONE
non-polymer
C11 H18 N5 O12 P3
505.208
PHOSPHOMETHYLPHOSPHONIC ACID ADENYLATE ESTER
ADENOSINE-5'-[BETA, GAMMA-METHYLENE]TRIPHOSPHATE
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
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
US
Acs Med.Chem.Lett.
1948-5875
3
416
10.1021/ML300049D
24900486
Novel Carboxamide-Based Allosteric Mek Inhibitors: Discovery and Optimization Efforts Toward Xl518 (Gdc-0973)
2012
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
FLAT MIRROR, RH COATED
CCD
2005-05-10
ADSC QUANTUM 315r
SI(311)
SINGLE WAVELENGTH
M
x-ray
1
0.97946
1.0
BL9-1
SSRL
0.97946
SYNCHROTRON
SSRL BEAMLINE BL9-1
DELETION OF AMINO ACID RESIDUES 263-304
33614.730
DUAL SPECIFICITY MITOGEN-ACTIVATED PROTEIN KINASE KINASE 1
2.7.12.2
PROTEIN KINASE DOMAIN, RESIDUES 61-262,305-392
YES
1
man
polymer
505.208
PHOSPHOMETHYLPHOSPHONIC ACID ADENYLATE ESTER
1
syn
non-polymer
24.305
MAGNESIUM ION
1
syn
non-polymer
448.178
[3,4-BIS(FLUORANYL)-2-[(2-FLUORANYL-4-IODANYL-PHENYL)AMINO]PHENYL]-(3-OXIDANYLAZETIDIN-1-YL)METHANONE
1
syn
non-polymer
18.015
water
5
nat
water
MAP KINASE KINASE 1, MAPKK 1, MKK1, ERK ACTIVATOR KINASE 1, MAPK/ERK KINASE 1, MEK 1
no
no
MALGELKDDDFEKISELGAGNGGVVFKVSHKPSGLVMARKLIHLEIKPAIRNQIIRELQVLHECNSPYIVGFYGAFYSDG
EISICMEHMDGGSLDQVLKKAGRIPEQILGKVSIAVIKGLTYLREKHKIMHRDVKPSNILVNSRGEIKLCDFGVSGQLID
EMANEFVGTRSYMSPERLQGTHYSVQSDIWSMGLSLVEMAVGRYPRPPMAIFELLDYIVNEPPPKLPSAVFSLEFQDFVN
KCLIKNPAERADLKQLMVHAFIKRSDAEEVDFAGWLCSTIGLNQPSTPTHAAGEGHHHHHH
MALGELKDDDFEKISELGAGNGGVVFKVSHKPSGLVMARKLIHLEIKPAIRNQIIRELQVLHECNSPYIVGFYGAFYSDG
EISICMEHMDGGSLDQVLKKAGRIPEQILGKVSIAVIKGLTYLREKHKIMHRDVKPSNILVNSRGEIKLCDFGVSGQLID
EMANEFVGTRSYMSPERLQGTHYSVQSDIWSMGLSLVEMAVGRYPRPPMAIFELLDYIVNEPPPKLPSAVFSLEFQDFVN
KCLIKNPAERADLKQLMVHAFIKRSDAEEVDFAGWLCSTIGLNQPSTPTHAAGEGHHHHHH
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
HUMAN
FALL ARMYWORM
sample
9606
HOMO SAPIENS
7108
SPODOPTERA FRUGIPERDA
SF9
BACULOVIRUS
1
2.32
47
NONE
VAPOR DIFFUSION, SITTING DROP
8.9
SITTING DROP VAPOR-DIFFUSION VS. 26.5 % PEG-2000 MME, 0.1 M TRIMETHYLAMINE N-OXIDE, 0.1 M TRIS (PH 8.9)
pdbx_struct_conn_angle
struct_conn
struct_conn_type
exptl_crystal_grow
repository
Initial release
Database references
Data collection
Derived calculations
Data collection
Experimental preparation
1
0
2012-12-19
1
1
2014-06-18
1
2
2018-06-20
1
3
2019-05-08
_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
_exptl_crystal_grow.method
X-RAY STRUCTURE OF THE HUMAN MITOGEN-ACTIVATED PROTEINKINASE KINASE 1 (MEK1) IN A COMPLEX WITH LIGAND AND MGATP
CRYSTAL STRUCTURES OF HUMAN MEK1 WITH CARBOXAMIDE-BASED ALLOSTERIC INHIBITOR XL518 (GDC-0973), OR RELATED ANALOGS.
CRYSTAL STRUCTURES OF HUMAN MEK1 WITH CARBOXAMIDE-BASED ALLOSTERIC INHIBITOR XL518 (GDC-0973), OR RELATED ANALOGS.
CRYSTAL STRUCTURES OF HUMAN MEK1 WITH CARBOXAMIDE-BASED ALLOSTERIC INHIBITOR XL518 (GDC-0973), OR RELATED ANALOGS.
PDBE
Y
PDBE
2012-03-16
REL
ACP
PHOSPHOMETHYLPHOSPHONIC ACID ADENYLATE ESTER
MG
MAGNESIUM ION
2P7
[3,4-BIS(FLUORANYL)-2-[(2-FLUORANYL-4-IODANYL-PHENYL)AMINO]PHENYL]-(3-OXIDANYLAZETIDIN-1-YL)METHANONE
HOH
water
ACP
1382
2
ACP
ACP
1382
A
MG
1383
3
MG
MG
1383
A
2P7
1384
4
2P7
2P7
1384
A
HOH
2001
5
HOH
HOH
2001
A
HOH
2002
5
HOH
HOH
2002
A
HOH
2003
5
HOH
HOH
2003
A
HOH
2004
5
HOH
HOH
2004
A
HOH
2005
5
HOH
HOH
2005
A
MET
58
n
1
MET
58
A
ALA
59
n
2
ALA
59
A
LEU
60
n
3
LEU
60
A
GLY
61
n
4
GLY
61
A
GLU
62
n
5
GLU
62
A
LEU
63
n
6
LEU
63
A
LYS
64
n
7
LYS
64
A
ASP
65
n
8
ASP
65
A
ASP
66
n
9
ASP
66
A
ASP
67
n
10
ASP
67
A
PHE
68
n
11
PHE
68
A
GLU
69
n
12
GLU
69
A
LYS
70
n
13
LYS
70
A
ILE
71
n
14
ILE
71
A
SER
72
n
15
SER
72
A
GLU
73
n
16
GLU
73
A
LEU
74
n
17
LEU
74
A
GLY
75
n
18
GLY
75
A
ALA
76
n
19
ALA
76
A
GLY
77
n
20
GLY
77
A
ASN
78
n
21
ASN
78
A
GLY
79
n
22
GLY
79
A
GLY
80
n
23
GLY
80
A
VAL
81
n
24
VAL
81
A
VAL
82
n
25
VAL
82
A
PHE
83
n
26
PHE
83
A
LYS
84
n
27
LYS
84
A
VAL
85
n
28
VAL
85
A
SER
86
n
29
SER
86
A
HIS
87
n
30
HIS
87
A
LYS
88
n
31
LYS
88
A
PRO
89
n
32
PRO
89
A
SER
90
n
33
SER
90
A
GLY
91
n
34
GLY
91
A
LEU
92
n
35
LEU
92
A
VAL
93
n
36
VAL
93
A
MET
94
n
37
MET
94
A
ALA
95
n
38
ALA
95
A
ARG
96
n
39
ARG
96
A
LYS
97
n
40
LYS
97
A
LEU
98
n
41
LEU
98
A
ILE
99
n
42
ILE
99
A
HIS
100
n
43
HIS
100
A
LEU
101
n
44
LEU
101
A
GLU
102
n
45
GLU
102
A
ILE
103
n
46
ILE
103
A
LYS
104
n
47
LYS
104
A
PRO
105
n
48
PRO
105
A
ALA
106
n
49
ALA
106
A
ILE
107
n
50
ILE
107
A
ARG
108
n
51
ARG
108
A
ASN
109
n
52
ASN
109
A
GLN
110
n
53
GLN
110
A
ILE
111
n
54
ILE
111
A
ILE
112
n
55
ILE
112
A
ARG
113
n
56
ARG
113
A
GLU
114
n
57
GLU
114
A
LEU
115
n
58
LEU
115
A
GLN
116
n
59
GLN
116
A
VAL
117
n
60
VAL
117
A
LEU
118
n
61
LEU
118
A
HIS
119
n
62
HIS
119
A
GLU
120
n
63
GLU
120
A
CYS
121
n
64
CYS
121
A
ASN
122
n
65
ASN
122
A
SER
123
n
66
SER
123
A
PRO
124
n
67
PRO
124
A
TYR
125
n
68
TYR
125
A
ILE
126
n
69
ILE
126
A
VAL
127
n
70
VAL
127
A
GLY
128
n
71
GLY
128
A
PHE
129
n
72
PHE
129
A
TYR
130
n
73
TYR
130
A
GLY
131
n
74
GLY
131
A
ALA
132
n
75
ALA
132
A
PHE
133
n
76
PHE
133
A
TYR
134
n
77
TYR
134
A
SER
135
n
78
SER
135
A
ASP
136
n
79
ASP
136
A
GLY
137
n
80
GLY
137
A
GLU
138
n
81
GLU
138
A
ILE
139
n
82
ILE
139
A
SER
140
n
83
SER
140
A
ILE
141
n
84
ILE
141
A
CYS
142
n
85
CYS
142
A
MET
143
n
86
MET
143
A
GLU
144
n
87
GLU
144
A
HIS
145
n
88
HIS
145
A
MET
146
n
89
MET
146
A
ASP
147
n
90
ASP
147
A
GLY
148
n
91
GLY
148
A
GLY
149
n
92
GLY
149
A
SER
150
n
93
SER
150
A
LEU
151
n
94
LEU
151
A
ASP
152
n
95
ASP
152
A
GLN
153
n
96
GLN
153
A
VAL
154
n
97
VAL
154
A
LEU
155
n
98
LEU
155
A
LYS
156
n
99
LYS
156
A
LYS
157
n
100
LYS
157
A
ALA
158
n
101
ALA
158
A
GLY
159
n
102
GLY
159
A
ARG
160
n
103
ARG
160
A
ILE
161
n
104
ILE
161
A
PRO
162
n
105
PRO
162
A
GLU
163
n
106
GLU
163
A
GLN
164
n
107
GLN
164
A
ILE
165
n
108
ILE
165
A
LEU
166
n
109
LEU
166
A
GLY
167
n
110
GLY
167
A
LYS
168
n
111
LYS
168
A
VAL
169
n
112
VAL
169
A
SER
170
n
113
SER
170
A
ILE
171
n
114
ILE
171
A
ALA
172
n
115
ALA
172
A
VAL
173
n
116
VAL
173
A
ILE
174
n
117
ILE
174
A
LYS
175
n
118
LYS
175
A
GLY
176
n
119
GLY
176
A
LEU
177
n
120
LEU
177
A
THR
178
n
121
THR
178
A
TYR
179
n
122
TYR
179
A
LEU
180
n
123
LEU
180
A
ARG
181
n
124
ARG
181
A
GLU
182
n
125
GLU
182
A
LYS
183
n
126
LYS
183
A
HIS
184
n
127
HIS
184
A
LYS
185
n
128
LYS
185
A
ILE
186
n
129
ILE
186
A
MET
187
n
130
MET
187
A
HIS
188
n
131
HIS
188
A
ARG
189
n
132
ARG
189
A
ASP
190
n
133
ASP
190
A
VAL
191
n
134
VAL
191
A
LYS
192
n
135
LYS
192
A
PRO
193
n
136
PRO
193
A
SER
194
n
137
SER
194
A
ASN
195
n
138
ASN
195
A
ILE
196
n
139
ILE
196
A
LEU
197
n
140
LEU
197
A
VAL
198
n
141
VAL
198
A
ASN
199
n
142
ASN
199
A
SER
200
n
143
SER
200
A
ARG
201
n
144
ARG
201
A
GLY
202
n
145
GLY
202
A
GLU
203
n
146
GLU
203
A
ILE
204
n
147
ILE
204
A
LYS
205
n
148
LYS
205
A
LEU
206
n
149
LEU
206
A
CYS
207
n
150
CYS
207
A
ASP
208
n
151
ASP
208
A
PHE
209
n
152
PHE
209
A
GLY
210
n
153
GLY
210
A
VAL
211
n
154
VAL
211
A
SER
212
n
155
SER
212
A
GLY
213
n
156
GLY
213
A
GLN
214
n
157
GLN
214
A
LEU
215
n
158
LEU
215
A
ILE
216
n
159
ILE
216
A
ASP
217
n
160
ASP
217
A
GLU
218
n
161
GLU
218
A
MET
219
n
162
MET
219
A
ALA
220
n
163
ALA
220
A
ASN
221
n
164
ASN
221
A
GLU
222
n
165
GLU
222
A
n
166
223
A
VAL
224
n
167
VAL
224
A
GLY
225
n
168
GLY
225
A
THR
226
n
169
THR
226
A
ARG
227
n
170
ARG
227
A
SER
228
n
171
SER
228
A
TYR
229
n
172
TYR
229
A
MET
230
n
173
MET
230
A
SER
231
n
174
SER
231
A
PRO
232
n
175
PRO
232
A
GLU
233
n
176
GLU
233
A
ARG
234
n
177
ARG
234
A
LEU
235
n
178
LEU
235
A
GLN
236
n
179
GLN
236
A
GLY
237
n
180
GLY
237
A
THR
238
n
181
THR
238
A
HIS
239
n
182
HIS
239
A
TYR
240
n
183
TYR
240
A
SER
241
n
184
SER
241
A
VAL
242
n
185
VAL
242
A
GLN
243
n
186
GLN
243
A
SER
244
n
187
SER
244
A
ASP
245
n
188
ASP
245
A
ILE
246
n
189
ILE
246
A
TRP
247
n
190
TRP
247
A
SER
248
n
191
SER
248
A
MET
249
n
192
MET
249
A
GLY
250
n
193
GLY
250
A
LEU
251
n
194
LEU
251
A
SER
252
n
195
SER
252
A
LEU
253
n
196
LEU
253
A
VAL
254
n
197
VAL
254
A
GLU
255
n
198
GLU
255
A
MET
256
n
199
MET
256
A
ALA
257
n
200
ALA
257
A
VAL
258
n
201
VAL
258
A
GLY
259
n
202
GLY
259
A
ARG
260
n
203
ARG
260
A
TYR
261
n
204
TYR
261
A
PRO
262
n
205
PRO
262
A
ARG
305
n
206
ARG
305
A
PRO
306
n
207
PRO
306
A
PRO
307
n
208
PRO
307
A
MET
308
n
209
MET
308
A
ALA
309
n
210
ALA
309
A
ILE
310
n
211
ILE
310
A
PHE
311
n
212
PHE
311
A
GLU
312
n
213
GLU
312
A
LEU
313
n
214
LEU
313
A
LEU
314
n
215
LEU
314
A
ASP
315
n
216
ASP
315
A
TYR
316
n
217
TYR
316
A
ILE
317
n
218
ILE
317
A
VAL
318
n
219
VAL
318
A
ASN
319
n
220
ASN
319
A
GLU
320
n
221
GLU
320
A
PRO
321
n
222
PRO
321
A
PRO
322
n
223
PRO
322
A
PRO
323
n
224
PRO
323
A
LYS
324
n
225
LYS
324
A
LEU
325
n
226
LEU
325
A
PRO
326
n
227
PRO
326
A
SER
327
n
228
SER
327
A
ALA
328
n
229
ALA
328
A
VAL
329
n
230
VAL
329
A
PHE
330
n
231
PHE
330
A
SER
331
n
232
SER
331
A
LEU
332
n
233
LEU
332
A
GLU
333
n
234
GLU
333
A
PHE
334
n
235
PHE
334
A
GLN
335
n
236
GLN
335
A
ASP
336
n
237
ASP
336
A
PHE
337
n
238
PHE
337
A
VAL
338
n
239
VAL
338
A
ASN
339
n
240
ASN
339
A
LYS
340
n
241
LYS
340
A
CYS
341
n
242
CYS
341
A
LEU
342
n
243
LEU
342
A
ILE
343
n
244
ILE
343
A
LYS
344
n
245
LYS
344
A
ASN
345
n
246
ASN
345
A
PRO
346
n
247
PRO
346
A
ALA
347
n
248
ALA
347
A
GLU
348
n
249
GLU
348
A
ARG
349
n
250
ARG
349
A
ALA
350
n
251
ALA
350
A
ASP
351
n
252
ASP
351
A
LEU
352
n
253
LEU
352
A
LYS
353
n
254
LYS
353
A
GLN
354
n
255
GLN
354
A
LEU
355
n
256
LEU
355
A
MET
356
n
257
MET
356
A
VAL
357
n
258
VAL
357
A
HIS
358
n
259
HIS
358
A
ALA
359
n
260
ALA
359
A
PHE
360
n
261
PHE
360
A
ILE
361
n
262
ILE
361
A
LYS
362
n
263
LYS
362
A
ARG
363
n
264
ARG
363
A
SER
364
n
265
SER
364
A
ASP
365
n
266
ASP
365
A
ALA
366
n
267
ALA
366
A
GLU
367
n
268
GLU
367
A
GLU
368
n
269
GLU
368
A
VAL
369
n
270
VAL
369
A
ASP
370
n
271
ASP
370
A
PHE
371
n
272
PHE
371
A
ALA
372
n
273
ALA
372
A
GLY
373
n
274
GLY
373
A
TRP
374
n
275
TRP
374
A
LEU
375
n
276
LEU
375
A
CYS
376
n
277
CYS
376
A
SER
377
n
278
SER
377
A
THR
378
n
279
THR
378
A
ILE
379
n
280
ILE
379
A
GLY
380
n
281
GLY
380
A
LEU
381
n
282
LEU
381
A
n
283
382
A
n
284
383
A
n
285
384
A
n
286
385
A
n
287
386
A
n
288
387
A
n
289
388
A
n
290
389
A
n
291
390
A
n
292
391
A
n
293
392
A
n
294
393
A
n
295
394
A
n
296
395
A
n
297
396
A
n
298
397
A
n
299
398
A
n
300
399
A
n
301
400
A
author_and_software_defined_assembly
PISA
1
monomeric
A
ASN
195
A
OD1
ASN
138
1_555
A
MG
1383
C
MG
MG
1_555
A
ASP
208
A
OD2
ASP
151
1_555
80.5
A
ASN
195
A
OD1
ASN
138
1_555
A
MG
1383
C
MG
MG
1_555
A
ACP
1382
B
O1B
ACP
1_555
92.6
A
ASP
208
A
OD2
ASP
151
1_555
A
MG
1383
C
MG
MG
1_555
A
ACP
1382
B
O1B
ACP
1_555
155.3
A
ASN
195
A
OD1
ASN
138
1_555
A
MG
1383
C
MG
MG
1_555
A
ACP
1382
B
O1A
ACP
1_555
144.2
A
ASP
208
A
OD2
ASP
151
1_555
A
MG
1383
C
MG
MG
1_555
A
ACP
1382
B
O1A
ACP
1_555
94.5
A
ACP
1382
B
O1B
ACP
1_555
A
MG
1383
C
MG
MG
1_555
A
ACP
1382
B
O1A
ACP
1_555
77.3
A
ASN
195
A
OD1
ASN
138
1_555
A
MG
1383
C
MG
MG
1_555
A
HOH
2003
E
O
HOH
1_555
75.1
A
ASP
208
A
OD2
ASP
151
1_555
A
MG
1383
C
MG
MG
1_555
A
HOH
2003
E
O
HOH
1_555
86.9
A
ACP
1382
B
O1B
ACP
1_555
A
MG
1383
C
MG
MG
1_555
A
HOH
2003
E
O
HOH
1_555
68.4
A
ACP
1382
B
O1A
ACP
1_555
A
MG
1383
C
MG
MG
1_555
A
HOH
2003
E
O
HOH
1_555
69.2
1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
1_555
x,y,z
identity operation
0.0000000000
0.0000000000
0.0000000000
A
N
GLY
77
A
N
GLY
20
A
O
GLY
80
A
O
GLY
23
A
N
VAL
85
A
N
VAL
28
A
O
MET
94
A
O
MET
37
A
N
ILE
99
A
N
ILE
42
A
O
ILE
139
A
O
ILE
82
A
O
CYS
142
A
O
CYS
85
A
N
TYR
130
A
N
TYR
73
A
N
ASN
199
A
N
ASN
142
A
O
GLU
203
A
O
GLU
146
1
A
PHE
223
A
PHE
166
1
Y
1
A
ASN
382
A
ASN
283
1
Y
1
A
GLN
383
A
GLN
284
1
Y
1
A
PRO
384
A
PRO
285
1
Y
1
A
SER
385
A
SER
286
1
Y
1
A
THR
386
A
THR
287
1
Y
1
A
PRO
387
A
PRO
288
1
Y
1
A
THR
388
A
THR
289
1
Y
1
A
HIS
389
A
HIS
290
1
Y
1
A
ALA
390
A
ALA
291
1
Y
1
A
ALA
391
A
ALA
292
1
Y
1
A
GLY
392
A
GLY
293
1
Y
1
A
GLU
393
A
GLU
294
1
Y
1
A
GLY
394
A
GLY
295
1
Y
1
A
HIS
395
A
HIS
296
1
Y
1
A
HIS
396
A
HIS
297
1
Y
1
A
HIS
397
A
HIS
298
1
Y
1
A
HIS
398
A
HIS
299
1
Y
1
A
HIS
399
A
HIS
300
1
Y
1
A
HIS
400
A
HIS
301
1
Y
1
A
PRO
262
17.64
1
-15.02
1.60
122.70
107.68
A
A
A
O
C
N
PRO
PRO
ARG
262
262
305
Y
1
A
A
C
N
PRO
ARG
262
305
0.190
0.023
1.336
1.526
Y
1
A
A
CB
SG
CYS
CYS
341
341
-0.103
0.016
1.812
1.709
N
1
A
PRO
105
-19.78
-52.78
1
A
ASP
136
28.19
64.61
1
A
ASP
147
-47.29
-2.54
1
A
HIS
184
-142.96
-8.87
1
A
ARG
189
90.36
-23.63
1
A
ASP
190
-154.69
65.34
1
A
ASP
208
72.25
33.73
1
A
ALA
220
-58.72
8.00
1
A
THR
226
-63.03
65.46
1
A
GLN
236
-66.21
18.80
1
A
PRO
262
-72.65
32.75
1
A
ALA
359
-21.64
-59.58
50.373
-2.92
-1.46
0.00
-2.92
0.00
4.38
0.936
0.850
HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS.
0.31259
0.19974
0.20522
2.80
49.40
429
7922
5.1
99.67
17.670
0.353
RANDOM
1
THROUGHOUT
MOLECULAR REPLACEMENT
0.476
0.80
0.80
1.20
UNPUBLISHED MEK1-ATP COMPLEX
MAXIMUM LIKELIHOOD
MASK
2.80
49.40
5
2259
56
0
2198
0.020
0.022
2299
2.260
2.009
3106
7.451
5.000
278
36.965
24.271
96
21.074
15.000
414
20.920
15.000
13
0.122
0.200
339
0.007
0.020
1694
0.277
0.200
1176
0.331
0.200
1559
0.177
0.200
113
0.003
0.200
1
0.260
0.200
22
0.101
0.200
5
0.813
1.500
1410
1.499
2.000
2244
2.261
3.000
987
3.701
4.500
860
0.421
0.303
2.873
32
585
20
100.00
2.80
49.39
4AN9
8366
2.0
0.12
1
11.30
5.4
99.8
0.82
2.80
2.95
2.30
1
5.5
100.0
refinement
REFMAC
5.2.0005
data reduction
MOSFLM
data scaling
SCALA
phasing
MOLREP
DUAL SPECIFICITY MITOGEN-ACTIVATED PROTEIN KINASE KINASE 1 (E.C.2.7.12.2)
Crystal structures of human MEK1 with carboxamide-based allosteric inhibitor XL518 (GDC-0973), or related analogs.
1
N
N
2
N
N
3
N
N
4
N
N
5
N
N
A
PRO
105
A
PRO
48
HELX_P
A
LEU
115
A
LEU
58
1
1
11
A
GLN
116
A
GLN
59
HELX_P
A
CYS
121
A
CYS
64
5
2
6
A
SER
150
A
SER
93
HELX_P
A
GLY
159
A
GLY
102
1
3
10
A
PRO
162
A
PRO
105
HELX_P
A
LYS
185
A
LYS
128
1
4
24
A
LYS
192
A
LYS
135
HELX_P
A
SER
194
A
SER
137
5
5
3
A
SER
212
A
SER
155
HELX_P
A
GLU
218
A
GLU
161
1
6
7
A
THR
226
A
THR
169
HELX_P
A
MET
230
A
MET
173
5
7
5
A
SER
231
A
SER
174
HELX_P
A
GLN
236
A
GLN
179
1
8
6
A
VAL
242
A
VAL
185
HELX_P
A
GLY
259
A
GLY
202
1
9
18
A
ALA
309
A
ALA
210
HELX_P
A
GLU
320
A
GLU
221
1
10
12
A
SER
331
A
SER
232
HELX_P
A
LEU
342
A
LEU
243
1
11
12
A
ASP
351
A
ASP
252
HELX_P
A
VAL
357
A
VAL
258
1
12
7
A
HIS
358
A
HIS
259
HELX_P
A
GLU
367
A
GLU
268
1
13
10
A
ASP
370
A
ASP
271
HELX_P
A
GLY
380
A
GLY
281
1
14
11
metalc
2.209
A
ASN
195
A
OD1
ASN
138
1_555
A
MG
1383
C
MG
MG
1_555
metalc
1.988
A
ASP
208
A
OD2
ASP
151
1_555
A
MG
1383
C
MG
MG
1_555
metalc
2.006
A
ACP
1382
B
O1B
ACP
1_555
A
MG
1383
C
MG
MG
1_555
metalc
2.090
A
ACP
1382
B
O1A
ACP
1_555
A
MG
1383
C
MG
MG
1_555
metalc
2.177
A
MG
1383
C
MG
MG
1_555
A
HOH
2003
E
O
HOH
1_555
TRANSFERASE
TRANSFERASE, MAP2K1, ATP-BINDING, ALLOSTERIC INHIBITION
MP2K1_HUMAN
UNP
1
Q02750
61
262
4AN9
61
262
Q02750
A
1
4
205
305
392
4AN9
305
392
Q02750
A
1
206
293
1
expression tag
MET
58
4AN9
A
Q02750
UNP
1
1
expression tag
ALA
59
4AN9
A
Q02750
UNP
2
1
expression tag
LEU
60
4AN9
A
Q02750
UNP
3
1
expression tag
GLU
393
4AN9
A
Q02750
UNP
294
1
expression tag
GLY
394
4AN9
A
Q02750
UNP
295
1
expression tag
HIS
395
4AN9
A
Q02750
UNP
296
1
expression tag
HIS
396
4AN9
A
Q02750
UNP
297
1
expression tag
HIS
397
4AN9
A
Q02750
UNP
298
1
expression tag
HIS
398
4AN9
A
Q02750
UNP
299
1
expression tag
HIS
399
4AN9
A
Q02750
UNP
300
1
expression tag
HIS
400
4AN9
A
Q02750
UNP
301
1
SER
engineered mutation
GLU
218
4AN9
A
Q02750
UNP
218
161
1
SER
engineered mutation
GLU
222
4AN9
A
Q02750
UNP
222
165
1
GLY
engineered mutation
ALA
328
4AN9
A
Q02750
UNP
328
229
5
2
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
A
PHE
68
A
PHE
11
A
GLY
77
A
GLY
20
A
GLY
80
A
GLY
23
A
HIS
87
A
HIS
30
A
VAL
93
A
VAL
36
A
HIS
100
A
HIS
43
A
GLU
138
A
GLU
81
A
GLU
144
A
GLU
87
A
PHE
129
A
PHE
72
A
SER
135
A
SER
78
A
ILE
196
A
ILE
139
A
ASN
199
A
ASN
142
A
GLU
203
A
GLU
146
A
LEU
206
A
LEU
149
BINDING SITE FOR RESIDUE ACP A 1382
Software
19
BINDING SITE FOR RESIDUE MG A 1383
Software
4
BINDING SITE FOR RESIDUE 2P7 A 1384
Software
13
A
LEU
74
A
LEU
17
19
1_555
A
GLY
75
A
GLY
18
19
1_555
A
ALA
76
A
ALA
19
19
1_555
A
GLY
77
A
GLY
20
19
1_555
A
ASN
78
A
ASN
21
19
1_555
A
ALA
95
A
ALA
38
19
1_555
A
LYS
97
A
LYS
40
19
1_555
A
MET
143
A
MET
86
19
1_555
A
GLU
144
A
GLU
87
19
1_555
A
MET
146
A
MET
89
19
1_555
A
SER
150
A
SER
93
19
1_555
A
GLN
153
A
GLN
96
19
1_555
A
LYS
192
A
LYS
135
19
1_555
A
SER
194
A
SER
137
19
1_555
A
ASN
195
A
ASN
138
19
1_555
A
LEU
197
A
LEU
140
19
1_555
A
ASP
208
A
ASP
151
19
1_555
A
MG
1383
C
MG
19
1_555
A
HOH
2003
E
HOH
19
1_555
A
ASN
195
A
ASN
138
4
1_555
A
ASP
208
A
ASP
151
4
1_555
A
ACP
1382
B
ACP
4
1_555
A
HOH
2003
E
HOH
4
1_555
A
LYS
97
A
LYS
40
13
1_555
A
LEU
115
A
LEU
58
13
1_555
A
LEU
118
A
LEU
61
13
1_555
A
ILE
141
A
ILE
84
13
1_555
A
MET
143
A
MET
86
13
1_555
A
ASP
190
A
ASP
133
13
1_555
A
ASN
195
A
ASN
138
13
1_555
A
ASP
208
A
ASP
151
13
1_555
A
PHE
209
A
PHE
152
13
1_555
A
GLY
210
A
GLY
153
13
1_555
A
VAL
211
A
VAL
154
13
1_555
A
SER
212
A
SER
155
13
1_555
A
LEU
215
A
LEU
158
13
1_555
169
P 61