0.021882
0.000000
0.000000
0.000000
0.021882
0.000000
0.000000
0.000000
0.010549
0.00000
0.00000
0.00000
Xiong, J.-P.
Li, R.
Essafi, M.
Stehle, T.
Arnaout, M.A.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
4
90
90
90
45.7
45.7
94.8
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
Ca 2
40.078
CALCIUM ION
non-polymer
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
C4 H9 N O3
119.119
y
THREONINE
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
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
CA
N
75
N
N
N
76
R
C
N
77
N
C
N
78
N
O
N
79
N
C
N
80
N
S
N
81
N
O
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
H
N
89
N
N
N
90
S
C
N
91
N
C
N
92
N
O
N
93
N
C
N
94
N
C
N
95
N
C
N
96
N
O
N
97
N
N
N
98
N
O
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
H
N
109
N
N
N
110
S
C
N
111
N
C
N
112
N
O
N
113
N
C
N
114
N
C
N
115
N
C
N
116
N
O
N
117
N
O
N
118
N
O
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
N
N
129
N
C
N
130
N
C
N
131
N
O
N
132
N
O
N
133
N
H
N
134
N
H
N
135
N
H
N
136
N
H
N
137
N
H
N
138
N
N
N
139
S
C
N
140
N
C
N
141
N
O
N
142
N
C
Y
143
N
C
Y
144
N
N
Y
145
N
C
Y
146
N
C
Y
147
N
N
N
148
N
O
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
H
N
159
N
O
N
160
N
H
N
161
N
H
N
162
N
N
N
163
S
C
N
164
N
C
N
165
N
O
N
166
S
C
N
167
N
C
N
168
N
C
N
169
N
C
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
H
N
179
N
H
N
180
N
H
N
181
N
H
N
182
N
H
N
183
N
H
N
184
N
N
N
185
S
C
N
186
N
C
N
187
N
O
N
188
N
C
N
189
N
C
N
190
N
C
N
191
N
C
N
192
N
O
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
H
N
206
N
N
N
207
S
C
N
208
N
C
N
209
N
O
N
210
N
C
N
211
N
C
N
212
N
C
N
213
N
C
N
214
N
N
N
215
N
O
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
H
N
231
N
N
N
232
S
C
N
233
N
C
N
234
N
O
N
235
N
C
N
236
N
C
N
237
N
S
N
238
N
C
N
239
N
O
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
H
N
251
N
N
N
252
S
C
N
253
N
C
N
254
N
O
N
255
N
C
Y
256
N
C
Y
257
N
C
Y
258
N
C
Y
259
N
C
Y
260
N
C
Y
261
N
C
N
262
N
O
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
H
N
274
N
N
N
275
S
C
N
276
N
C
N
277
N
O
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
N
N
292
S
C
N
293
N
C
N
294
N
O
N
295
N
C
N
296
N
O
N
297
N
O
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
H
N
305
N
N
N
306
S
C
N
307
N
C
N
308
N
O
N
309
R
C
N
310
N
O
N
311
N
C
N
312
N
O
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
H
N
321
N
H
N
322
N
N
N
323
S
C
N
324
N
C
N
325
N
O
N
326
N
C
Y
327
N
C
Y
328
N
C
Y
329
N
C
Y
330
N
C
Y
331
N
C
Y
332
N
C
N
333
N
O
N
334
N
O
N
335
N
H
N
336
N
H
N
337
N
H
N
338
N
H
N
339
N
H
N
340
N
H
N
341
N
H
N
342
N
H
N
343
N
H
N
344
N
H
N
345
N
H
N
346
N
N
N
347
S
C
N
348
N
C
N
349
N
O
N
350
N
C
N
351
N
C
N
352
N
C
N
353
N
O
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
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
sing
N
291
N
sing
N
292
N
sing
N
293
N
sing
N
294
N
sing
N
295
N
sing
N
296
N
doub
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
doub
N
313
N
sing
N
314
N
sing
N
315
N
sing
N
316
N
sing
Y
317
N
doub
Y
318
N
sing
Y
319
N
sing
N
320
N
sing
Y
321
N
doub
N
322
N
sing
Y
323
N
doub
N
324
N
sing
Y
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
doub
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
sing
N
345
N
sing
N
346
N
sing
N
347
N
sing
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
275
38762
38767
10.1074/jbc.C000563200
11034990
An isoleucine-based allosteric switch controls affinity and shape shifting in integrin CD11b A-domain.
2000
10.2210/pdb1m1u/pdb
pdb_00001m1u
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
mirrors
CCD
1999-10-15
ADSC QUANTUM 4
SINGLE WAVELENGTH
M
x-ray
1
0.979
1.0
X12B
NSLS
0.979
SYNCHROTRON
NSLS BEAMLINE X12B
22261.314
Integrin alpha-M
CD11b A-domain, Residues 123-315
C128S
1
man
polymer
40.078
CALCIUM ION
1
syn
non-polymer
18.015
water
39
nat
water
CD11b
no
no
GSEALRGSPQEDSDIAFLIDGSGSIIPHDFRRMKEFVSTVMEQLKKSKTLFSLMQYSEEFRIHFTFKEFQNNPNPRSLVK
PITQLLGRTHTATGIRKVVRELFNITNGARKNAFKILVVITDGEKFGDPLGYEDVIPEADREGVIRYVIGVGDAFRSEKS
RQELNTIASKPPRDHVFQVNNFEALKTIQNQLREK
GSEALRGSPQEDSDIAFLIDGSGSIIPHDFRRMKEFVSTVMEQLKKSKTLFSLMQYSEEFRIHFTFKEFQNNPNPRSLVK
PITQLLGRTHTATGIRKVVRELFNITNGARKNAFKILVVITDGEKFGDPLGYEDVIPEADREGVIRYVIGVGDAFRSEKS
RQELNTIASKPPRDHVFQVNNFEALKTIQNQLREK
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
human
Homo
Escherichia
sample
9606
Homo sapiens
562
Escherichia coli
DH5a
plasmid
pGEX4T-1
1
2.22
44.66
VAPOR DIFFUSION, HANGING DROP
8.2
15% PEG8K, 0.1M Tris-HCl 8.2, 5mM CaCl2, VAPOR DIFFUSION, HANGING DROP, temperature 298K
298
database_2
pdbx_struct_conn_angle
struct_conn
struct_ref_seq_dif
struct_site
chem_comp_atom
chem_comp_bond
pdbx_initial_refinement_model
repository
Initial release
Version format compliance
Version format compliance
Database references
Derived calculations
Data collection
Refinement description
1
0
2002-08-07
1
1
2008-04-28
1
2
2011-07-13
1
3
2021-10-27
1
4
2024-02-14
_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.ptnr1_symmetry
_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.ptnr3_symmetry
_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.ptnr1_symmetry
_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_conn.ptnr2_label_seq_id
_struct_conn.ptnr2_symmetry
_struct_ref_seq_dif.details
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
C-terminal IFA sequence truncation
CRYSTAL STRUCTURE OF THE EXTRACELLULAR SEGMENT OF INTEGRIN ALPHA VBETA3 IN COMPLEX WITH AN ARG-GLY-ASP LIGAND
RCSB
Y
RCSB
2002-06-20
REL
CA
CALCIUM ION
HOH
water
1IDO
PDB ENTRY 1IDO
PDB
experimental model
CA
400
2
CA
CA
400
A
H2O
411
3
HOH
HOH
411
A
H2O
412
3
HOH
HOH
412
A
H2O
413
3
HOH
HOH
413
A
H2O
414
3
HOH
HOH
414
A
H2O
415
3
HOH
HOH
415
A
H2O
416
3
HOH
HOH
416
A
H2O
417
3
HOH
HOH
417
A
H2O
418
3
HOH
HOH
418
A
H2O
419
3
HOH
HOH
419
A
H2O
420
3
HOH
HOH
420
A
H2O
421
3
HOH
HOH
421
A
H2O
422
3
HOH
HOH
422
A
H2O
423
3
HOH
HOH
423
A
H2O
424
3
HOH
HOH
424
A
H2O
425
3
HOH
HOH
425
A
H2O
426
3
HOH
HOH
426
A
H2O
427
3
HOH
HOH
427
A
H2O
428
3
HOH
HOH
428
A
H2O
429
3
HOH
HOH
429
A
H2O
430
3
HOH
HOH
430
A
H2O
431
3
HOH
HOH
431
A
H2O
432
3
HOH
HOH
432
A
H2O
433
3
HOH
HOH
433
A
H2O
434
3
HOH
HOH
434
A
H2O
435
3
HOH
HOH
435
A
H2O
436
3
HOH
HOH
436
A
H2O
437
3
HOH
HOH
437
A
H2O
438
3
HOH
HOH
438
A
H2O
439
3
HOH
HOH
439
A
H2O
440
3
HOH
HOH
440
A
H2O
441
3
HOH
HOH
441
A
H2O
442
3
HOH
HOH
442
A
H2O
443
3
HOH
HOH
443
A
H2O
444
3
HOH
HOH
444
A
H2O
445
3
HOH
HOH
445
A
H2O
446
3
HOH
HOH
446
A
H2O
447
3
HOH
HOH
447
A
H2O
448
3
HOH
HOH
448
A
H2O
449
3
HOH
HOH
449
A
n
1
121
A
n
2
122
A
n
3
123
A
n
4
124
A
n
5
125
A
n
6
126
A
n
7
127
A
n
8
128
A
n
9
129
A
n
10
130
A
n
11
131
A
ASP
132
n
12
ASP
132
A
SER
133
n
13
SER
133
A
ASP
134
n
14
ASP
134
A
ILE
135
n
15
ILE
135
A
ALA
136
n
16
ALA
136
A
PHE
137
n
17
PHE
137
A
LEU
138
n
18
LEU
138
A
ILE
139
n
19
ILE
139
A
ASP
140
n
20
ASP
140
A
GLY
141
n
21
GLY
141
A
SER
142
n
22
SER
142
A
GLY
143
n
23
GLY
143
A
SER
144
n
24
SER
144
A
ILE
145
n
25
ILE
145
A
ILE
146
n
26
ILE
146
A
PRO
147
n
27
PRO
147
A
HIS
148
n
28
HIS
148
A
ASP
149
n
29
ASP
149
A
PHE
150
n
30
PHE
150
A
ARG
151
n
31
ARG
151
A
ARG
152
n
32
ARG
152
A
MET
153
n
33
MET
153
A
LYS
154
n
34
LYS
154
A
GLU
155
n
35
GLU
155
A
PHE
156
n
36
PHE
156
A
VAL
157
n
37
VAL
157
A
SER
158
n
38
SER
158
A
THR
159
n
39
THR
159
A
VAL
160
n
40
VAL
160
A
MET
161
n
41
MET
161
A
GLU
162
n
42
GLU
162
A
GLN
163
n
43
GLN
163
A
LEU
164
n
44
LEU
164
A
LYS
165
n
45
LYS
165
A
LYS
166
n
46
LYS
166
A
SER
167
n
47
SER
167
A
LYS
168
n
48
LYS
168
A
THR
169
n
49
THR
169
A
LEU
170
n
50
LEU
170
A
PHE
171
n
51
PHE
171
A
SER
172
n
52
SER
172
A
LEU
173
n
53
LEU
173
A
MET
174
n
54
MET
174
A
GLN
175
n
55
GLN
175
A
TYR
176
n
56
TYR
176
A
SER
177
n
57
SER
177
A
GLU
178
n
58
GLU
178
A
GLU
179
n
59
GLU
179
A
PHE
180
n
60
PHE
180
A
ARG
181
n
61
ARG
181
A
ILE
182
n
62
ILE
182
A
HIS
183
n
63
HIS
183
A
PHE
184
n
64
PHE
184
A
THR
185
n
65
THR
185
A
PHE
186
n
66
PHE
186
A
LYS
187
n
67
LYS
187
A
GLU
188
n
68
GLU
188
A
PHE
189
n
69
PHE
189
A
GLN
190
n
70
GLN
190
A
ASN
191
n
71
ASN
191
A
ASN
192
n
72
ASN
192
A
PRO
193
n
73
PRO
193
A
ASN
194
n
74
ASN
194
A
PRO
195
n
75
PRO
195
A
ARG
196
n
76
ARG
196
A
SER
197
n
77
SER
197
A
LEU
198
n
78
LEU
198
A
VAL
199
n
79
VAL
199
A
LYS
200
n
80
LYS
200
A
PRO
201
n
81
PRO
201
A
ILE
202
n
82
ILE
202
A
THR
203
n
83
THR
203
A
GLN
204
n
84
GLN
204
A
LEU
205
n
85
LEU
205
A
LEU
206
n
86
LEU
206
A
GLY
207
n
87
GLY
207
A
ARG
208
n
88
ARG
208
A
THR
209
n
89
THR
209
A
HIS
210
n
90
HIS
210
A
THR
211
n
91
THR
211
A
ALA
212
n
92
ALA
212
A
THR
213
n
93
THR
213
A
GLY
214
n
94
GLY
214
A
ILE
215
n
95
ILE
215
A
ARG
216
n
96
ARG
216
A
LYS
217
n
97
LYS
217
A
VAL
218
n
98
VAL
218
A
VAL
219
n
99
VAL
219
A
ARG
220
n
100
ARG
220
A
GLU
221
n
101
GLU
221
A
LEU
222
n
102
LEU
222
A
PHE
223
n
103
PHE
223
A
ASN
224
n
104
ASN
224
A
ILE
225
n
105
ILE
225
A
THR
226
n
106
THR
226
A
ASN
227
n
107
ASN
227
A
GLY
228
n
108
GLY
228
A
ALA
229
n
109
ALA
229
A
ARG
230
n
110
ARG
230
A
LYS
231
n
111
LYS
231
A
ASN
232
n
112
ASN
232
A
ALA
233
n
113
ALA
233
A
PHE
234
n
114
PHE
234
A
LYS
235
n
115
LYS
235
A
ILE
236
n
116
ILE
236
A
LEU
237
n
117
LEU
237
A
VAL
238
n
118
VAL
238
A
VAL
239
n
119
VAL
239
A
ILE
240
n
120
ILE
240
A
THR
241
n
121
THR
241
A
ASP
242
n
122
ASP
242
A
GLY
243
n
123
GLY
243
A
GLU
244
n
124
GLU
244
A
LYS
245
n
125
LYS
245
A
PHE
246
n
126
PHE
246
A
GLY
247
n
127
GLY
247
A
ASP
248
n
128
ASP
248
A
PRO
249
n
129
PRO
249
A
LEU
250
n
130
LEU
250
A
GLY
251
n
131
GLY
251
A
TYR
252
n
132
TYR
252
A
GLU
253
n
133
GLU
253
A
ASP
254
n
134
ASP
254
A
VAL
255
n
135
VAL
255
A
ILE
256
n
136
ILE
256
A
PRO
257
n
137
PRO
257
A
GLU
258
n
138
GLU
258
A
ALA
259
n
139
ALA
259
A
ASP
260
n
140
ASP
260
A
ARG
261
n
141
ARG
261
A
GLU
262
n
142
GLU
262
A
GLY
263
n
143
GLY
263
A
VAL
264
n
144
VAL
264
A
ILE
265
n
145
ILE
265
A
ARG
266
n
146
ARG
266
A
TYR
267
n
147
TYR
267
A
VAL
268
n
148
VAL
268
A
ILE
269
n
149
ILE
269
A
GLY
270
n
150
GLY
270
A
VAL
271
n
151
VAL
271
A
GLY
272
n
152
GLY
272
A
ASP
273
n
153
ASP
273
A
ALA
274
n
154
ALA
274
A
PHE
275
n
155
PHE
275
A
ARG
276
n
156
ARG
276
A
SER
277
n
157
SER
277
A
GLU
278
n
158
GLU
278
A
LYS
279
n
159
LYS
279
A
SER
280
n
160
SER
280
A
ARG
281
n
161
ARG
281
A
GLN
282
n
162
GLN
282
A
GLU
283
n
163
GLU
283
A
LEU
284
n
164
LEU
284
A
ASN
285
n
165
ASN
285
A
THR
286
n
166
THR
286
A
ILE
287
n
167
ILE
287
A
ALA
288
n
168
ALA
288
A
SER
289
n
169
SER
289
A
LYS
290
n
170
LYS
290
A
PRO
291
n
171
PRO
291
A
PRO
292
n
172
PRO
292
A
ARG
293
n
173
ARG
293
A
ASP
294
n
174
ASP
294
A
HIS
295
n
175
HIS
295
A
VAL
296
n
176
VAL
296
A
PHE
297
n
177
PHE
297
A
GLN
298
n
178
GLN
298
A
VAL
299
n
179
VAL
299
A
ASN
300
n
180
ASN
300
A
ASN
301
n
181
ASN
301
A
PHE
302
n
182
PHE
302
A
GLU
303
n
183
GLU
303
A
ALA
304
n
184
ALA
304
A
LEU
305
n
185
LEU
305
A
LYS
306
n
186
LYS
306
A
THR
307
n
187
THR
307
A
ILE
308
n
188
ILE
308
A
GLN
309
n
189
GLN
309
A
ASN
310
n
190
ASN
310
A
GLN
311
n
191
GLN
311
A
LEU
312
n
192
LEU
312
A
ARG
313
n
193
ARG
313
A
GLU
314
n
194
GLU
314
A
LYS
315
n
195
LYS
315
A
author_defined_assembly
1
monomeric
A
SER
142
A
OG
SER
22
1_555
A
CA
400
B
CA
CA
1_555
A
SER
144
A
OG
SER
24
1_555
97.1
A
SER
142
A
OG
SER
22
1_555
A
CA
400
B
CA
CA
1_555
A
THR
209
A
OG1
THR
89
1_555
85.6
A
SER
144
A
OG
SER
24
1_555
A
CA
400
B
CA
CA
1_555
A
THR
209
A
OG1
THR
89
1_555
172.5
A
SER
142
A
OG
SER
22
1_555
A
CA
400
B
CA
CA
1_555
A
GLU
314
A
OE2
GLU
194
4_455
83.4
A
SER
144
A
OG
SER
24
1_555
A
CA
400
B
CA
CA
1_555
A
GLU
314
A
OE2
GLU
194
4_455
94.7
A
THR
209
A
OG1
THR
89
1_555
A
CA
400
B
CA
CA
1_555
A
GLU
314
A
OE2
GLU
194
4_455
78.6
A
SER
142
A
OG
SER
22
1_555
A
CA
400
B
CA
CA
1_555
A
HOH
431
C
O
HOH
1_555
165.2
A
SER
144
A
OG
SER
24
1_555
A
CA
400
B
CA
CA
1_555
A
HOH
431
C
O
HOH
1_555
89.4
A
THR
209
A
OG1
THR
89
1_555
A
CA
400
B
CA
CA
1_555
A
HOH
431
C
O
HOH
1_555
86.5
A
GLU
314
A
OE2
GLU
194
4_455
A
CA
400
B
CA
CA
1_555
A
HOH
431
C
O
HOH
1_555
82.9
A
SER
142
A
OG
SER
22
1_555
A
CA
400
B
CA
CA
1_555
A
HOH
449
C
O
HOH
1_555
101.7
A
SER
144
A
OG
SER
24
1_555
A
CA
400
B
CA
CA
1_555
A
HOH
449
C
O
HOH
1_555
96.5
A
THR
209
A
OG1
THR
89
1_555
A
CA
400
B
CA
CA
1_555
A
HOH
449
C
O
HOH
1_555
89.8
A
GLU
314
A
OE2
GLU
194
4_455
A
CA
400
B
CA
CA
1_555
A
HOH
449
C
O
HOH
1_555
167.0
A
HOH
431
C
O
HOH
1_555
A
CA
400
B
CA
CA
1_555
A
HOH
449
C
O
HOH
1_555
90.6
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
O
ARG
181
A
O
ARG
61
A
N
GLN
175
A
N
GLN
55
A
O
LEU
170
A
O
LEU
50
A
N
ILE
135
A
N
ILE
15
A
N
LEU
138
A
N
LEU
18
A
O
VAL
238
A
O
VAL
118
A
N
LEU
237
A
N
LEU
117
A
O
ILE
265
A
O
ILE
145
A
N
GLY
270
A
N
GLY
150
A
O
PHE
297
A
O
PHE
177
1
A
GLY
121
A
GLY
1
1
Y
1
A
SER
122
A
SER
2
1
Y
1
A
GLU
123
A
GLU
3
1
Y
1
A
ALA
124
A
ALA
4
1
Y
1
A
LEU
125
A
LEU
5
1
Y
1
A
ARG
126
A
ARG
6
1
Y
1
A
GLY
127
A
GLY
7
1
Y
1
A
SER
128
A
SER
8
1
Y
1
A
PRO
129
A
PRO
9
1
Y
1
A
GLN
130
A
GLN
10
1
Y
1
A
GLU
131
A
GLU
11
1
Y
1
A
LYS
165
-66.87
96.19
1
A
SER
177
-154.03
-110.20
1
A
ASN
192
-150.58
77.92
1
A
PRO
193
-73.65
44.24
1
A
LEU
206
68.38
178.57
1
A
PHE
223
-82.54
34.74
1
A
ASN
232
84.12
-22.10
1
A
PHE
302
-59.13
-0.85
0.2480000
0.1880000
2.3
8.0
315
7759
random
1
througthout
2
FOURIER SYNTHESIS
PDB ENTRY 1IDO
Engh & Huber
2.3
8.0
39
1530
1
0
1490
0.007
1.3
2.3
8.0
1M1U
7963
-2.0
0.0880000
0.0880000
1
91.1
model building
X-PLOR
refinement
X-PLOR
3.851
data reduction
DENZO
data scaling
SCALEPACK
phasing
X-PLOR
AN ISOLEUCINE-BASED ALLOSTERIC SWITCH CONTROLS AFFINITY AND SHAPE SHIFTING IN INTEGRIN CD11B A-DOMAIN
1
N
N
2
N
N
3
N
N
A
ILE
146
A
ILE
26
HELX_P
A
LEU
164
A
LEU
44
1
1
19
A
THR
185
A
THR
65
HELX_P
A
ASN
192
A
ASN
72
1
2
8
A
ASN
194
A
ASN
74
HELX_P
A
LYS
200
A
LYS
80
1
3
7
A
HIS
210
A
HIS
90
HELX_P
A
LEU
222
A
LEU
102
1
4
13
A
ASN
224
A
ASN
104
HELX_P
A
GLY
228
A
GLY
108
5
5
5
A
GLY
251
A
GLY
131
HELX_P
A
ASP
254
A
ASP
134
5
6
4
A
VAL
255
A
VAL
135
HELX_P
A
GLU
262
A
GLU
142
1
7
8
A
SER
277
A
SER
157
HELX_P
A
ALA
288
A
ALA
168
1
8
12
A
PRO
291
A
PRO
171
HELX_P
A
ASP
294
A
ASP
174
5
9
4
A
GLU
303
A
GLU
183
HELX_P
A
LEU
312
A
LEU
192
1
10
10
A
ARG
313
A
ARG
193
HELX_P
A
LYS
315
A
LYS
195
5
11
3
metalc
2.305
A
SER
142
A
OG
SER
22
1_555
A
CA
400
B
CA
CA
1_555
metalc
2.295
A
SER
144
A
OG
SER
24
1_555
A
CA
400
B
CA
CA
1_555
metalc
2.353
A
THR
209
A
OG1
THR
89
1_555
A
CA
400
B
CA
CA
1_555
metalc
2.230
A
GLU
314
A
OE2
GLU
194
4_455
A
CA
400
B
CA
CA
1_555
metalc
2.211
A
CA
400
B
CA
CA
1_555
A
HOH
431
C
O
HOH
1_555
metalc
2.264
A
CA
400
B
CA
CA
1_555
A
HOH
449
C
O
HOH
1_555
CELL ADHESION
INTEGRIN, CELL ADHESION PROTEIN, GLYCOPROTEIN, A-domain, CD11b, CELL ADHESION
A
LYS
290
A
LYS
170
1
A
PRO
291
A
PRO
171
-1.03
ITAM_HUMAN
UNP
1
139
P11215
EALRGCPQEDSDIAFLIDGSGSIIPHDFRRMKEFVSTVMEQLKKSKTLFSLMQYSEEFRIHFTFKEFQNNPNPRSLVKPI
TQLLGRTHTATGIRKVVRELFNITNGARKNAFKILVVITDGEKFGDPLGYEDVIPEADREGVIRYVIGVGDAFRSEKSRQ
ELNTIASKPPRDHVFQVNNFEALKTIQNQLREKIFAIEGTQTGSSSSFEHEMSQEGFSAAITSNGPLLSTVGSYDWAGGV
FLYTSKEKSTFINMTRVDSDMNDAYLGYAAAIILRNRVQSLVLGAPRYQHIGLVAMFRQNTGMWESNANVKGTQIGAYFG
ASLCSVDVDSNGSTDLVLIGAPHYYEQTRGGQVSVCPLPRGRARWQCDAVLYGEQGQPWGRFGAALTVLGDVNGDKLTDV
AIGAPGEEDNRGAVYLFHGTSGSGISPSHSQRIAGSKLSPRLQYFGQSLSGGQDLTMDGLVDLTVGAQGHVLLLRSQPVL
RVKAIMEFNPREVARNVFECNDQVVKGKEAGEVRVCLHVQKSTRDRLREGQIQSVVTYDLALDSGRPHSRAVFNETKNST
RRQTQVLGLTQTCETLKLQLPNCIEDPVSPIVLRLNFSLVGTPLSAFGNLRPVLAEDAQRLFTALFPFEKNCGNDNICQD
DLSITFSFMSLDCLVVGGPREFNVTVTVRNDGEDSYRTQVTFFFPLDLSYRKVSTLQNQRSQRSWRLACESASSTEVSGA
LKSTSCSINHPIFPENSEVTFNITFDVDSKASLGNKLLLKANVTSENNMPRTNKTEFQLELPVKYAVYMVVTSHGVSTKY
LNFTASENTSRVMQHQYQVSNLGQRSLPISLVFLVPVRLNQTVIWDRPQVTFSENLSSTCHTKERLPSHSDFLAELRKAP
VVNCSIAVCQRIQCDIPFFGIQEEFNATLKGNLSFDWYIKTSHNHLLIVSTAEILFNDSVFTLLPGQGAFVRSQTETKVE
PFEVPNPLPLIVGSSVGGLLLLALITAALYKLGFFKRQYKDMMSEGGPPGAEPQ
139
331
1M1U
123
315
P11215
A
1
3
195
1
cloning artifact
GLY
121
1M1U
A
P11215
UNP
1
1
cloning artifact
SER
122
1M1U
A
P11215
UNP
2
1
CYS
engineered mutation
SER
128
1M1U
A
P11215
UNP
144
8
6
anti-parallel
parallel
parallel
parallel
parallel
A
PHE
180
A
PHE
60
A
PHE
184
A
PHE
64
A
THR
169
A
THR
49
A
TYR
176
A
TYR
56
A
SER
133
A
SER
13
A
ASP
140
A
ASP
20
A
PHE
234
A
PHE
114
A
THR
241
A
THR
121
A
VAL
264
A
VAL
144
A
GLY
270
A
GLY
150
A
VAL
296
A
VAL
176
A
GLN
298
A
GLN
178
BINDING SITE FOR RESIDUE CA A 400
A
CA
400
Software
6
A
SER
142
A
SER
22
6
1_555
A
SER
144
A
SER
24
6
1_555
A
THR
209
A
THR
89
6
1_555
A
GLU
314
A
GLU
194
6
4_455
A
HOH
431
C
HOH
6
1_555
A
HOH
449
C
HOH
6
1_555
78
P 43