0.020790
0.001454
0.005619
0.000000
0.018950
0.003809
0.000000
0.000000
0.015673
0.00000
0.00000
0.00000
Wu, G.
Chai, J.
Suber, T.L.
Wu, J.-W.
Shi, Y.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
2
100.0
104.1
94.0
48.1
52.9
67.1
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
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
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
Zn 2
65.409
ZINC ION
non-polymer
N
1
N
N
N
2
S
C
N
3
N
C
N
4
N
O
N
5
N
C
N
6
N
O
N
7
N
H
N
8
N
H
N
9
N
H
N
10
N
H
N
11
N
H
N
12
N
H
N
13
N
H
N
14
N
N
N
15
S
C
N
16
N
C
N
17
N
O
N
18
N
C
N
19
N
C
N
20
N
C
N
21
N
N
N
22
N
C
N
23
N
N
N
24
N
N
N
25
N
O
N
26
N
H
N
27
N
H
N
28
N
H
N
29
N
H
N
30
N
H
N
31
N
H
N
32
N
H
N
33
N
H
N
34
N
H
N
35
N
H
N
36
N
H
N
37
N
H
N
38
N
H
N
39
N
H
N
40
N
H
N
41
N
N
N
42
S
C
N
43
N
C
N
44
N
O
N
45
N
C
N
46
N
C
N
47
N
O
N
48
N
N
N
49
N
O
N
50
N
H
N
51
N
H
N
52
N
H
N
53
N
H
N
54
N
H
N
55
N
H
N
56
N
H
N
57
N
H
N
58
N
N
N
59
S
C
N
60
N
C
N
61
N
O
N
62
N
C
N
63
N
C
N
64
N
O
N
65
N
O
N
66
N
O
N
67
N
H
N
68
N
H
N
69
N
H
N
70
N
H
N
71
N
H
N
72
N
H
N
73
N
H
N
74
N
N
N
75
R
C
N
76
N
C
N
77
N
O
N
78
N
C
N
79
N
S
N
80
N
O
N
81
N
H
N
82
N
H
N
83
N
H
N
84
N
H
N
85
N
H
N
86
N
H
N
87
N
H
N
88
N
N
N
89
S
C
N
90
N
C
N
91
N
O
N
92
N
C
N
93
N
C
N
94
N
C
N
95
N
O
N
96
N
N
N
97
N
O
N
98
N
H
N
99
N
H
N
100
N
H
N
101
N
H
N
102
N
H
N
103
N
H
N
104
N
H
N
105
N
H
N
106
N
H
N
107
N
H
N
108
N
N
N
109
S
C
N
110
N
C
N
111
N
O
N
112
N
C
N
113
N
C
N
114
N
C
N
115
N
O
N
116
N
O
N
117
N
O
N
118
N
H
N
119
N
H
N
120
N
H
N
121
N
H
N
122
N
H
N
123
N
H
N
124
N
H
N
125
N
H
N
126
N
H
N
127
N
N
N
128
N
C
N
129
N
C
N
130
N
O
N
131
N
O
N
132
N
H
N
133
N
H
N
134
N
H
N
135
N
H
N
136
N
H
N
137
N
N
N
138
S
C
N
139
N
C
N
140
N
O
N
141
N
C
Y
142
N
C
Y
143
N
N
Y
144
N
C
Y
145
N
C
Y
146
N
N
N
147
N
O
N
148
N
H
N
149
N
H
N
150
N
H
N
151
N
H
N
152
N
H
N
153
N
H
N
154
N
H
N
155
N
H
N
156
N
H
N
157
N
H
N
158
N
N
N
159
S
C
N
160
N
C
N
161
N
O
N
162
S
C
N
163
N
C
N
164
N
C
N
165
N
C
N
166
N
O
N
167
N
H
N
168
N
H
N
169
N
H
N
170
N
H
N
171
N
H
N
172
N
H
N
173
N
H
N
174
N
H
N
175
N
H
N
176
N
H
N
177
N
H
N
178
N
H
N
179
N
H
N
180
N
N
N
181
S
C
N
182
N
C
N
183
N
O
N
184
N
C
N
185
N
C
N
186
N
C
N
187
N
C
N
188
N
O
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
H
N
199
N
H
N
200
N
H
N
201
N
H
N
202
N
N
N
203
S
C
N
204
N
C
N
205
N
O
N
206
N
C
N
207
N
C
N
208
N
C
N
209
N
C
N
210
N
N
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
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
N
232
N
C
N
233
N
S
N
234
N
C
N
235
N
O
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
N
247
N
N
N
248
S
C
N
249
N
C
N
250
N
O
N
251
N
C
Y
252
N
C
Y
253
N
C
Y
254
N
C
Y
255
N
C
Y
256
N
C
Y
257
N
C
N
258
N
O
N
259
N
H
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
N
N
271
S
C
N
272
N
C
N
273
N
O
N
274
N
C
N
275
N
C
N
276
N
C
N
277
N
O
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
N
N
288
S
C
N
289
N
C
N
290
N
O
N
291
N
C
N
292
N
O
N
293
N
O
N
294
N
H
N
295
N
H
N
296
N
H
N
297
N
H
N
298
N
H
N
299
N
H
N
300
N
H
N
301
N
N
N
302
S
C
N
303
N
C
N
304
N
O
N
305
R
C
N
306
N
O
N
307
N
C
N
308
N
O
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
N
N
319
S
C
N
320
N
C
N
321
N
O
N
322
N
C
Y
323
N
C
Y
324
N
C
Y
325
N
C
Y
326
N
N
Y
327
N
C
Y
328
N
C
Y
329
N
C
Y
330
N
C
Y
331
N
C
N
332
N
O
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
H
N
341
N
H
N
342
N
H
N
343
N
H
N
344
N
H
N
345
N
N
N
346
S
C
N
347
N
C
N
348
N
O
N
349
N
C
Y
350
N
C
Y
351
N
C
Y
352
N
C
Y
353
N
C
Y
354
N
C
Y
355
N
C
N
356
N
O
N
357
N
O
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
365
N
H
N
366
N
H
N
367
N
H
N
368
N
H
N
369
N
N
N
370
S
C
N
371
N
C
N
372
N
O
N
373
N
C
N
374
N
C
N
375
N
C
N
376
N
O
N
377
N
H
N
378
N
H
N
379
N
H
N
380
N
H
N
381
N
H
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
ZN
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
doub
N
157
N
sing
N
158
N
sing
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
doub
N
178
N
sing
N
179
N
sing
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
doub
N
199
N
sing
N
200
N
sing
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
doub
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
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
doub
N
242
N
sing
N
243
N
sing
N
244
N
sing
N
245
N
sing
Y
246
N
doub
Y
247
N
sing
Y
248
N
sing
N
249
N
sing
Y
250
N
doub
N
251
N
sing
Y
252
N
doub
N
253
N
sing
Y
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
doub
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
sing
N
278
N
sing
N
279
N
sing
N
280
N
sing
N
281
N
doub
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
doub
N
311
N
sing
N
312
N
sing
N
313
N
sing
N
314
N
sing
Y
315
N
doub
Y
316
N
sing
Y
317
N
sing
N
318
N
sing
Y
319
N
doub
Y
320
N
sing
Y
321
N
sing
N
322
N
sing
Y
323
N
sing
Y
324
N
doub
N
325
N
sing
Y
326
N
doub
N
327
N
sing
Y
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
sing
N
338
N
doub
N
339
N
sing
N
340
N
sing
N
341
N
sing
N
342
N
sing
Y
343
N
doub
Y
344
N
sing
Y
345
N
sing
N
346
N
sing
Y
347
N
doub
N
348
N
sing
Y
349
N
doub
N
350
N
sing
Y
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
sing
N
361
N
sing
N
362
N
doub
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
UK
Nature
NATUAS
0006
0028-0836
408
1008
1012
10.1038/35050012
11140638
Structural basis of IAP recognition by Smac/DIABLO.
2000
10.2210/pdb1g73/pdb
pdb_00001g73
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
1
mirrors
IMAGE PLATE
2000-07-01
RIGAKU RAXIS IV
IMAGE PLATE
2000-09-13
FUJI
GRAPHITE
SINGLE WAVELENGTH
M
x-ray
1
1.5418
1.0
1.1
1.0
1.5418
ROTATING ANODE
RIGAKU RU200
X4A
NSLS
1.1
SYNCHROTRON
NSLS BEAMLINE X4A
18115.334
SECOND MITOCHONDRIA-DERIVED ACTIVATOR OF CASPASES
RESIDUES 1-162
F33D
2
man
polymer
13925.435
INHIBITORS OF APOPTOSIS-LIKE PROTEIN ILP
BIR3 DOMAIN (RESIDUES 238-358)
2
man
polymer
65.409
ZINC ION
2
syn
non-polymer
SMAC/DIABLO
IAP-LIKE PROTEIN ILP
no
no
AVPIAQKSEPHSLSSEALMRRAVSLVTDSTSTDLSQTTYALIEAITEYTKAVYTLTSLYRQYTSLLGKMNSEEEDEVWQV
IIGARAEMTSKHQEYLKLETTWMTAVGLSEMAAEAAYQTGADQASITARNHIQLVKLQVEEVHQLSRKAETKLAEAQIEE
LR
AVPIAQKSEPHSLSSEALMRRAVSLVTDSTSTDLSQTTYALIEAITEYTKAVYTLTSLYRQYTSLLGKMNSEEEDEVWQV
IIGARAEMTSKHQEYLKLETTWMTAVGLSEMAAEAAYQTGADQASITARNHIQLVKLQVEEVHQLSRKAETKLAEAQIEE
LR
A,B
polypeptide(L)
no
no
RSESDAVSSDRNFPNSTNLPRNPSMADYEARIFTFGTWIYSVNKEQLARAGFYALGEGDKVKCFHCGGGLTDWKPSEDPW
EQHAKWYPGCKYLLEQKGQEYINNIHLTHSLEECLVRTTEK
RSESDAVSSDRNFPNSTNLPRNPSMADYEARIFTFGTWIYSVNKEQLARAGFYALGEGDKVKCFHCGGGLTDWKPSEDPW
EQHAKWYPGCKYLLEQKGQEYINNIHLTHSLEECLVRTTEK
C,D
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
human
Homo
Escherichia
Escherichia coli
sample
SMAC
9606
Homo sapiens
469008
Escherichia coli BL21(DE3)
BL21 (DE3)
PLASMID
PET15-B
human
Homo
Escherichia
Escherichia coli
sample
9606
Homo sapiens
469008
Escherichia coli BL21(DE3)
BL21 (DE3)
PLASMID
PET15-B
1
2.53
51.32
VAPOR DIFFUSION, HANGING DROP
5.5
100 mM Citrate, pH5.5
5% PEG4000
10% Isopropanol, VAPOR DIFFUSION, HANGING DROP, temperature 297K
297
database_2
pdbx_struct_conn_angle
struct_conn
struct_ref_seq_dif
struct_site
chem_comp_atom
chem_comp_bond
repository
Initial release
Version format compliance
Version format compliance
Database references
Derived calculations
Data collection
1
0
2001-01-10
1
1
2008-04-27
1
2
2011-07-13
1
3
2021-10-27
1
4
2024-02-07
_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_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_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_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_ref_seq_dif.details
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
crystal structure of Smac
BIOMOLECULE: 1, 2
THIS ENTRY CONTAINS THE CRYSTALLOGRAPHIC ASYMMETRIC UNIT
WHICH CONSISTS OF 4 CHAIN(S). SEE REMARK 350 FOR
INFORMATION ON GENERATING THE BIOLOGICAL MOLECULE(S).
SMAC (CHAIN A OR B) IS A HOMODIMER. ONE MISSENSE
MUTATION WAS INTRODUCED SO THAT CHAIN A AND B NO LONGER
FORMS A BIOLOGICALLY RELEVANT DIMER.
RCSB
Y
RCSB
2000-11-08
REL
ZN
ZINC ION
ZN
501
3
ZN
ZN
501
B
ZN
502
3
ZN
ZN
502
D
ALA
1
n
1
ALA
1
A
VAL
2
n
2
VAL
2
A
PRO
3
n
3
PRO
3
A
ILE
4
n
4
ILE
4
A
ALA
5
n
5
ALA
5
A
GLN
6
n
6
GLN
6
A
LYS
7
n
7
LYS
7
A
SER
8
n
8
SER
8
A
GLU
9
n
9
GLU
9
A
PRO
10
n
10
PRO
10
A
HIS
11
n
11
HIS
11
A
SER
12
n
12
SER
12
A
LEU
13
n
13
LEU
13
A
SER
14
n
14
SER
14
A
SER
15
n
15
SER
15
A
GLU
16
n
16
GLU
16
A
ALA
17
n
17
ALA
17
A
LEU
18
n
18
LEU
18
A
MET
19
n
19
MET
19
A
ARG
20
n
20
ARG
20
A
ARG
21
n
21
ARG
21
A
ALA
22
n
22
ALA
22
A
VAL
23
n
23
VAL
23
A
SER
24
n
24
SER
24
A
LEU
25
n
25
LEU
25
A
VAL
26
n
26
VAL
26
A
THR
27
n
27
THR
27
A
ASP
28
n
28
ASP
28
A
SER
29
n
29
SER
29
A
THR
30
n
30
THR
30
A
SER
31
n
31
SER
31
A
THR
32
n
32
THR
32
A
ASP
33
n
33
ASP
33
A
LEU
34
n
34
LEU
34
A
SER
35
n
35
SER
35
A
GLN
36
n
36
GLN
36
A
THR
37
n
37
THR
37
A
THR
38
n
38
THR
38
A
TYR
39
n
39
TYR
39
A
ALA
40
n
40
ALA
40
A
LEU
41
n
41
LEU
41
A
ILE
42
n
42
ILE
42
A
GLU
43
n
43
GLU
43
A
ALA
44
n
44
ALA
44
A
ILE
45
n
45
ILE
45
A
THR
46
n
46
THR
46
A
GLU
47
n
47
GLU
47
A
TYR
48
n
48
TYR
48
A
THR
49
n
49
THR
49
A
LYS
50
n
50
LYS
50
A
ALA
51
n
51
ALA
51
A
VAL
52
n
52
VAL
52
A
TYR
53
n
53
TYR
53
A
THR
54
n
54
THR
54
A
LEU
55
n
55
LEU
55
A
THR
56
n
56
THR
56
A
SER
57
n
57
SER
57
A
LEU
58
n
58
LEU
58
A
TYR
59
n
59
TYR
59
A
ARG
60
n
60
ARG
60
A
GLN
61
n
61
GLN
61
A
TYR
62
n
62
TYR
62
A
THR
63
n
63
THR
63
A
SER
64
n
64
SER
64
A
LEU
65
n
65
LEU
65
A
LEU
66
n
66
LEU
66
A
GLY
67
n
67
GLY
67
A
LYS
68
n
68
LYS
68
A
MET
69
n
69
MET
69
A
ASN
70
n
70
ASN
70
A
SER
71
n
71
SER
71
A
GLU
72
n
72
GLU
72
A
GLU
73
n
73
GLU
73
A
GLU
74
n
74
GLU
74
A
ASP
75
n
75
ASP
75
A
GLU
76
n
76
GLU
76
A
VAL
77
n
77
VAL
77
A
TRP
78
n
78
TRP
78
A
GLN
79
n
79
GLN
79
A
VAL
80
n
80
VAL
80
A
ILE
81
n
81
ILE
81
A
ILE
82
n
82
ILE
82
A
GLY
83
n
83
GLY
83
A
ALA
84
n
84
ALA
84
A
ARG
85
n
85
ARG
85
A
ALA
86
n
86
ALA
86
A
GLU
87
n
87
GLU
87
A
MET
88
n
88
MET
88
A
THR
89
n
89
THR
89
A
SER
90
n
90
SER
90
A
LYS
91
n
91
LYS
91
A
HIS
92
n
92
HIS
92
A
GLN
93
n
93
GLN
93
A
GLU
94
n
94
GLU
94
A
TYR
95
n
95
TYR
95
A
LEU
96
n
96
LEU
96
A
LYS
97
n
97
LYS
97
A
LEU
98
n
98
LEU
98
A
GLU
99
n
99
GLU
99
A
THR
100
n
100
THR
100
A
THR
101
n
101
THR
101
A
TRP
102
n
102
TRP
102
A
MET
103
n
103
MET
103
A
THR
104
n
104
THR
104
A
ALA
105
n
105
ALA
105
A
VAL
106
n
106
VAL
106
A
GLY
107
n
107
GLY
107
A
LEU
108
n
108
LEU
108
A
SER
109
n
109
SER
109
A
GLU
110
n
110
GLU
110
A
MET
111
n
111
MET
111
A
ALA
112
n
112
ALA
112
A
ALA
113
n
113
ALA
113
A
GLU
114
n
114
GLU
114
A
ALA
115
n
115
ALA
115
A
ALA
116
n
116
ALA
116
A
TYR
117
n
117
TYR
117
A
GLN
118
n
118
GLN
118
A
THR
119
n
119
THR
119
A
GLY
120
n
120
GLY
120
A
ALA
121
n
121
ALA
121
A
ASP
122
n
122
ASP
122
A
GLN
123
n
123
GLN
123
A
ALA
124
n
124
ALA
124
A
SER
125
n
125
SER
125
A
ILE
126
n
126
ILE
126
A
THR
127
n
127
THR
127
A
ALA
128
n
128
ALA
128
A
ARG
129
n
129
ARG
129
A
ASN
130
n
130
ASN
130
A
HIS
131
n
131
HIS
131
A
ILE
132
n
132
ILE
132
A
GLN
133
n
133
GLN
133
A
LEU
134
n
134
LEU
134
A
VAL
135
n
135
VAL
135
A
LYS
136
n
136
LYS
136
A
LEU
137
n
137
LEU
137
A
GLN
138
n
138
GLN
138
A
VAL
139
n
139
VAL
139
A
GLU
140
n
140
GLU
140
A
GLU
141
n
141
GLU
141
A
VAL
142
n
142
VAL
142
A
HIS
143
n
143
HIS
143
A
GLN
144
n
144
GLN
144
A
LEU
145
n
145
LEU
145
A
SER
146
n
146
SER
146
A
ARG
147
n
147
ARG
147
A
LYS
148
n
148
LYS
148
A
ALA
149
n
149
ALA
149
A
GLU
150
n
150
GLU
150
A
THR
151
n
151
THR
151
A
LYS
152
n
152
LYS
152
A
LEU
153
n
153
LEU
153
A
ALA
154
n
154
ALA
154
A
GLU
155
n
155
GLU
155
A
ALA
156
n
156
ALA
156
A
GLN
157
n
157
GLN
157
A
n
158
158
A
n
159
159
A
n
160
160
A
n
161
161
A
n
162
162
A
ALA
1
n
1
ALA
1
B
VAL
2
n
2
VAL
2
B
PRO
3
n
3
PRO
3
B
ILE
4
n
4
ILE
4
B
ALA
5
n
5
ALA
5
B
GLN
6
n
6
GLN
6
B
LYS
7
n
7
LYS
7
B
SER
8
n
8
SER
8
B
GLU
9
n
9
GLU
9
B
PRO
10
n
10
PRO
10
B
HIS
11
n
11
HIS
11
B
SER
12
n
12
SER
12
B
LEU
13
n
13
LEU
13
B
SER
14
n
14
SER
14
B
SER
15
n
15
SER
15
B
GLU
16
n
16
GLU
16
B
ALA
17
n
17
ALA
17
B
LEU
18
n
18
LEU
18
B
MET
19
n
19
MET
19
B
ARG
20
n
20
ARG
20
B
ARG
21
n
21
ARG
21
B
ALA
22
n
22
ALA
22
B
VAL
23
n
23
VAL
23
B
SER
24
n
24
SER
24
B
LEU
25
n
25
LEU
25
B
VAL
26
n
26
VAL
26
B
THR
27
n
27
THR
27
B
ASP
28
n
28
ASP
28
B
SER
29
n
29
SER
29
B
THR
30
n
30
THR
30
B
SER
31
n
31
SER
31
B
THR
32
n
32
THR
32
B
ASP
33
n
33
ASP
33
B
LEU
34
n
34
LEU
34
B
SER
35
n
35
SER
35
B
GLN
36
n
36
GLN
36
B
THR
37
n
37
THR
37
B
THR
38
n
38
THR
38
B
TYR
39
n
39
TYR
39
B
ALA
40
n
40
ALA
40
B
LEU
41
n
41
LEU
41
B
ILE
42
n
42
ILE
42
B
GLU
43
n
43
GLU
43
B
ALA
44
n
44
ALA
44
B
ILE
45
n
45
ILE
45
B
THR
46
n
46
THR
46
B
GLU
47
n
47
GLU
47
B
TYR
48
n
48
TYR
48
B
THR
49
n
49
THR
49
B
LYS
50
n
50
LYS
50
B
ALA
51
n
51
ALA
51
B
VAL
52
n
52
VAL
52
B
TYR
53
n
53
TYR
53
B
THR
54
n
54
THR
54
B
LEU
55
n
55
LEU
55
B
THR
56
n
56
THR
56
B
SER
57
n
57
SER
57
B
LEU
58
n
58
LEU
58
B
TYR
59
n
59
TYR
59
B
ARG
60
n
60
ARG
60
B
GLN
61
n
61
GLN
61
B
TYR
62
n
62
TYR
62
B
THR
63
n
63
THR
63
B
SER
64
n
64
SER
64
B
LEU
65
n
65
LEU
65
B
LEU
66
n
66
LEU
66
B
GLY
67
n
67
GLY
67
B
LYS
68
n
68
LYS
68
B
MET
69
n
69
MET
69
B
ASN
70
n
70
ASN
70
B
SER
71
n
71
SER
71
B
GLU
72
n
72
GLU
72
B
GLU
73
n
73
GLU
73
B
GLU
74
n
74
GLU
74
B
ASP
75
n
75
ASP
75
B
GLU
76
n
76
GLU
76
B
VAL
77
n
77
VAL
77
B
TRP
78
n
78
TRP
78
B
GLN
79
n
79
GLN
79
B
VAL
80
n
80
VAL
80
B
ILE
81
n
81
ILE
81
B
ILE
82
n
82
ILE
82
B
GLY
83
n
83
GLY
83
B
ALA
84
n
84
ALA
84
B
ARG
85
n
85
ARG
85
B
ALA
86
n
86
ALA
86
B
GLU
87
n
87
GLU
87
B
MET
88
n
88
MET
88
B
THR
89
n
89
THR
89
B
SER
90
n
90
SER
90
B
LYS
91
n
91
LYS
91
B
HIS
92
n
92
HIS
92
B
GLN
93
n
93
GLN
93
B
GLU
94
n
94
GLU
94
B
TYR
95
n
95
TYR
95
B
LEU
96
n
96
LEU
96
B
LYS
97
n
97
LYS
97
B
LEU
98
n
98
LEU
98
B
GLU
99
n
99
GLU
99
B
THR
100
n
100
THR
100
B
THR
101
n
101
THR
101
B
TRP
102
n
102
TRP
102
B
MET
103
n
103
MET
103
B
THR
104
n
104
THR
104
B
ALA
105
n
105
ALA
105
B
VAL
106
n
106
VAL
106
B
GLY
107
n
107
GLY
107
B
LEU
108
n
108
LEU
108
B
SER
109
n
109
SER
109
B
GLU
110
n
110
GLU
110
B
MET
111
n
111
MET
111
B
ALA
112
n
112
ALA
112
B
ALA
113
n
113
ALA
113
B
GLU
114
n
114
GLU
114
B
ALA
115
n
115
ALA
115
B
ALA
116
n
116
ALA
116
B
TYR
117
n
117
TYR
117
B
GLN
118
n
118
GLN
118
B
THR
119
n
119
THR
119
B
GLY
120
n
120
GLY
120
B
ALA
121
n
121
ALA
121
B
ASP
122
n
122
ASP
122
B
GLN
123
n
123
GLN
123
B
ALA
124
n
124
ALA
124
B
SER
125
n
125
SER
125
B
ILE
126
n
126
ILE
126
B
THR
127
n
127
THR
127
B
ALA
128
n
128
ALA
128
B
ARG
129
n
129
ARG
129
B
ASN
130
n
130
ASN
130
B
HIS
131
n
131
HIS
131
B
ILE
132
n
132
ILE
132
B
GLN
133
n
133
GLN
133
B
LEU
134
n
134
LEU
134
B
VAL
135
n
135
VAL
135
B
LYS
136
n
136
LYS
136
B
LEU
137
n
137
LEU
137
B
GLN
138
n
138
GLN
138
B
VAL
139
n
139
VAL
139
B
GLU
140
n
140
GLU
140
B
GLU
141
n
141
GLU
141
B
VAL
142
n
142
VAL
142
B
HIS
143
n
143
HIS
143
B
GLN
144
n
144
GLN
144
B
LEU
145
n
145
LEU
145
B
SER
146
n
146
SER
146
B
ARG
147
n
147
ARG
147
B
LYS
148
n
148
LYS
148
B
ALA
149
n
149
ALA
149
B
GLU
150
n
150
GLU
150
B
THR
151
n
151
THR
151
B
LYS
152
n
152
LYS
152
B
LEU
153
n
153
LEU
153
B
ALA
154
n
154
ALA
154
B
GLU
155
n
155
GLU
155
B
ALA
156
n
156
ALA
156
B
GLN
157
n
157
GLN
157
B
n
158
158
B
n
159
159
B
n
160
160
B
n
161
161
B
n
162
162
B
n
1
238
C
n
2
239
C
n
3
240
C
n
4
241
C
n
5
242
C
n
6
243
C
n
7
244
C
n
8
245
C
n
9
246
C
n
10
247
C
n
11
248
C
n
12
249
C
n
13
250
C
n
14
251
C
n
15
252
C
n
16
253
C
n
17
254
C
n
18
255
C
LEU
256
n
19
LEU
256
C
PRO
257
n
20
PRO
257
C
ARG
258
n
21
ARG
258
C
ASN
259
n
22
ASN
259
C
PRO
260
n
23
PRO
260
C
SER
261
n
24
SER
261
C
MET
262
n
25
MET
262
C
ALA
263
n
26
ALA
263
C
ASP
264
n
27
ASP
264
C
TYR
265
n
28
TYR
265
C
GLU
266
n
29
GLU
266
C
ALA
267
n
30
ALA
267
C
ARG
268
n
31
ARG
268
C
ILE
269
n
32
ILE
269
C
PHE
270
n
33
PHE
270
C
THR
271
n
34
THR
271
C
PHE
272
n
35
PHE
272
C
GLY
273
n
36
GLY
273
C
THR
274
n
37
THR
274
C
TRP
275
n
38
TRP
275
C
ILE
276
n
39
ILE
276
C
TYR
277
n
40
TYR
277
C
SER
278
n
41
SER
278
C
VAL
279
n
42
VAL
279
C
ASN
280
n
43
ASN
280
C
LYS
281
n
44
LYS
281
C
GLU
282
n
45
GLU
282
C
GLN
283
n
46
GLN
283
C
LEU
284
n
47
LEU
284
C
ALA
285
n
48
ALA
285
C
ARG
286
n
49
ARG
286
C
ALA
287
n
50
ALA
287
C
GLY
288
n
51
GLY
288
C
PHE
289
n
52
PHE
289
C
TYR
290
n
53
TYR
290
C
ALA
291
n
54
ALA
291
C
LEU
292
n
55
LEU
292
C
GLY
293
n
56
GLY
293
C
GLU
294
n
57
GLU
294
C
GLY
295
n
58
GLY
295
C
ASP
296
n
59
ASP
296
C
LYS
297
n
60
LYS
297
C
VAL
298
n
61
VAL
298
C
LYS
299
n
62
LYS
299
C
CYS
300
n
63
CYS
300
C
PHE
301
n
64
PHE
301
C
HIS
302
n
65
HIS
302
C
CYS
303
n
66
CYS
303
C
GLY
304
n
67
GLY
304
C
GLY
305
n
68
GLY
305
C
GLY
306
n
69
GLY
306
C
LEU
307
n
70
LEU
307
C
THR
308
n
71
THR
308
C
ASP
309
n
72
ASP
309
C
TRP
310
n
73
TRP
310
C
LYS
311
n
74
LYS
311
C
PRO
312
n
75
PRO
312
C
SER
313
n
76
SER
313
C
GLU
314
n
77
GLU
314
C
ASP
315
n
78
ASP
315
C
PRO
316
n
79
PRO
316
C
TRP
317
n
80
TRP
317
C
GLU
318
n
81
GLU
318
C
GLN
319
n
82
GLN
319
C
HIS
320
n
83
HIS
320
C
ALA
321
n
84
ALA
321
C
LYS
322
n
85
LYS
322
C
TRP
323
n
86
TRP
323
C
TYR
324
n
87
TYR
324
C
PRO
325
n
88
PRO
325
C
GLY
326
n
89
GLY
326
C
CYS
327
n
90
CYS
327
C
LYS
328
n
91
LYS
328
C
TYR
329
n
92
TYR
329
C
LEU
330
n
93
LEU
330
C
LEU
331
n
94
LEU
331
C
GLU
332
n
95
GLU
332
C
GLN
333
n
96
GLN
333
C
LYS
334
n
97
LYS
334
C
GLY
335
n
98
GLY
335
C
GLN
336
n
99
GLN
336
C
GLU
337
n
100
GLU
337
C
TYR
338
n
101
TYR
338
C
ILE
339
n
102
ILE
339
C
ASN
340
n
103
ASN
340
C
ASN
341
n
104
ASN
341
C
ILE
342
n
105
ILE
342
C
HIS
343
n
106
HIS
343
C
LEU
344
n
107
LEU
344
C
n
108
345
C
n
109
346
C
n
110
347
C
n
111
348
C
n
112
349
C
n
113
350
C
n
114
351
C
n
115
352
C
n
116
353
C
n
117
354
C
n
118
355
C
n
119
356
C
n
120
357
C
n
121
358
C
n
1
238
D
n
2
239
D
n
3
240
D
n
4
241
D
n
5
242
D
n
6
243
D
n
7
244
D
n
8
245
D
n
9
246
D
n
10
247
D
n
11
248
D
n
12
249
D
n
13
250
D
n
14
251
D
n
15
252
D
n
16
253
D
n
17
254
D
n
18
255
D
LEU
256
n
19
LEU
256
D
PRO
257
n
20
PRO
257
D
ARG
258
n
21
ARG
258
D
ASN
259
n
22
ASN
259
D
PRO
260
n
23
PRO
260
D
SER
261
n
24
SER
261
D
MET
262
n
25
MET
262
D
ALA
263
n
26
ALA
263
D
ASP
264
n
27
ASP
264
D
TYR
265
n
28
TYR
265
D
GLU
266
n
29
GLU
266
D
ALA
267
n
30
ALA
267
D
ARG
268
n
31
ARG
268
D
ILE
269
n
32
ILE
269
D
PHE
270
n
33
PHE
270
D
THR
271
n
34
THR
271
D
PHE
272
n
35
PHE
272
D
GLY
273
n
36
GLY
273
D
THR
274
n
37
THR
274
D
TRP
275
n
38
TRP
275
D
ILE
276
n
39
ILE
276
D
TYR
277
n
40
TYR
277
D
SER
278
n
41
SER
278
D
VAL
279
n
42
VAL
279
D
ASN
280
n
43
ASN
280
D
LYS
281
n
44
LYS
281
D
GLU
282
n
45
GLU
282
D
GLN
283
n
46
GLN
283
D
LEU
284
n
47
LEU
284
D
ALA
285
n
48
ALA
285
D
ARG
286
n
49
ARG
286
D
ALA
287
n
50
ALA
287
D
GLY
288
n
51
GLY
288
D
PHE
289
n
52
PHE
289
D
TYR
290
n
53
TYR
290
D
ALA
291
n
54
ALA
291
D
LEU
292
n
55
LEU
292
D
GLY
293
n
56
GLY
293
D
GLU
294
n
57
GLU
294
D
GLY
295
n
58
GLY
295
D
ASP
296
n
59
ASP
296
D
LYS
297
n
60
LYS
297
D
VAL
298
n
61
VAL
298
D
LYS
299
n
62
LYS
299
D
CYS
300
n
63
CYS
300
D
PHE
301
n
64
PHE
301
D
HIS
302
n
65
HIS
302
D
CYS
303
n
66
CYS
303
D
GLY
304
n
67
GLY
304
D
GLY
305
n
68
GLY
305
D
GLY
306
n
69
GLY
306
D
LEU
307
n
70
LEU
307
D
THR
308
n
71
THR
308
D
ASP
309
n
72
ASP
309
D
TRP
310
n
73
TRP
310
D
LYS
311
n
74
LYS
311
D
PRO
312
n
75
PRO
312
D
SER
313
n
76
SER
313
D
GLU
314
n
77
GLU
314
D
ASP
315
n
78
ASP
315
D
PRO
316
n
79
PRO
316
D
TRP
317
n
80
TRP
317
D
GLU
318
n
81
GLU
318
D
GLN
319
n
82
GLN
319
D
HIS
320
n
83
HIS
320
D
ALA
321
n
84
ALA
321
D
LYS
322
n
85
LYS
322
D
TRP
323
n
86
TRP
323
D
TYR
324
n
87
TYR
324
D
PRO
325
n
88
PRO
325
D
GLY
326
n
89
GLY
326
D
CYS
327
n
90
CYS
327
D
LYS
328
n
91
LYS
328
D
TYR
329
n
92
TYR
329
D
LEU
330
n
93
LEU
330
D
LEU
331
n
94
LEU
331
D
GLU
332
n
95
GLU
332
D
GLN
333
n
96
GLN
333
D
LYS
334
n
97
LYS
334
D
GLY
335
n
98
GLY
335
D
GLN
336
n
99
GLN
336
D
GLU
337
n
100
GLU
337
D
TYR
338
n
101
TYR
338
D
ILE
339
n
102
ILE
339
D
ASN
340
n
103
ASN
340
D
ASN
341
n
104
ASN
341
D
ILE
342
n
105
ILE
342
D
HIS
343
n
106
HIS
343
D
LEU
344
n
107
LEU
344
D
THR
345
n
108
THR
345
D
HIS
346
n
109
HIS
346
D
SER
347
n
110
SER
347
D
LEU
348
n
111
LEU
348
D
GLU
349
n
112
GLU
349
D
GLU
350
n
113
GLU
350
D
CYS
351
n
114
CYS
351
D
LEU
352
n
115
LEU
352
D
VAL
353
n
116
VAL
353
D
ARG
354
n
117
ARG
354
D
THR
355
n
118
THR
355
D
THR
356
n
119
THR
356
D
GLU
357
n
120
GLU
357
D
n
121
358
D
author_defined_assembly
2
dimeric
author_defined_assembly
2
dimeric
C
CYS
300
C
SG
CYS
63
1_555
B
ZN
501
E
ZN
ZN
1_555
C
CYS
303
C
SG
CYS
66
1_555
109.7
C
CYS
300
C
SG
CYS
63
1_555
B
ZN
501
E
ZN
ZN
1_555
C
HIS
320
C
NE2
HIS
83
1_555
109.0
C
CYS
303
C
SG
CYS
66
1_555
B
ZN
501
E
ZN
ZN
1_555
C
HIS
320
C
NE2
HIS
83
1_555
84.5
C
CYS
300
C
SG
CYS
63
1_555
B
ZN
501
E
ZN
ZN
1_555
C
CYS
327
C
SG
CYS
90
1_555
108.4
C
CYS
303
C
SG
CYS
66
1_555
B
ZN
501
E
ZN
ZN
1_555
C
CYS
327
C
SG
CYS
90
1_555
115.1
C
HIS
320
C
NE2
HIS
83
1_555
B
ZN
501
E
ZN
ZN
1_555
C
CYS
327
C
SG
CYS
90
1_555
127.6
D
CYS
300
D
SG
CYS
63
1_555
D
ZN
502
F
ZN
ZN
1_555
D
CYS
303
D
SG
CYS
66
1_555
109.9
D
CYS
300
D
SG
CYS
63
1_555
D
ZN
502
F
ZN
ZN
1_555
D
HIS
320
D
NE2
HIS
83
1_555
82.5
D
CYS
303
D
SG
CYS
66
1_555
D
ZN
502
F
ZN
ZN
1_555
D
HIS
320
D
NE2
HIS
83
1_555
124.1
D
CYS
300
D
SG
CYS
63
1_555
D
ZN
502
F
ZN
ZN
1_555
D
CYS
327
D
SG
CYS
90
1_555
111.5
D
CYS
303
D
SG
CYS
66
1_555
D
ZN
502
F
ZN
ZN
1_555
D
CYS
327
D
SG
CYS
90
1_555
113.0
D
HIS
320
D
NE2
HIS
83
1_555
D
ZN
502
F
ZN
ZN
1_555
D
CYS
327
D
SG
CYS
90
1_555
111.5
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
VAL
2
A
N
VAL
2
D
O
THR
308
D
O
THR
71
D
O
LEU
307
D
O
LEU
70
D
N
VAL
298
D
N
VAL
61
D
O
LYS
299
D
O
LYS
62
D
N
TYR
290
D
N
TYR
53
B
O
VAL
2
B
O
VAL
2
C
N
THR
308
C
N
THR
71
C
N
LEU
307
C
N
LEU
70
C
O
VAL
298
C
O
VAL
61
C
N
LYS
299
C
N
LYS
62
C
O
TYR
290
C
O
TYR
53
1
A
ILE
158
A
ILE
158
1
Y
1
A
GLU
159
A
GLU
159
1
Y
1
A
GLU
160
A
GLU
160
1
Y
1
A
LEU
161
A
LEU
161
1
Y
1
A
ARG
162
A
ARG
162
1
Y
1
B
ILE
158
B
ILE
158
1
Y
1
B
GLU
159
B
GLU
159
1
Y
1
B
GLU
160
B
GLU
160
1
Y
1
B
LEU
161
B
LEU
161
1
Y
1
B
ARG
162
B
ARG
162
1
Y
1
C
ARG
238
C
ARG
1
1
Y
1
C
SER
239
C
SER
2
1
Y
1
C
GLU
240
C
GLU
3
1
Y
1
C
SER
241
C
SER
4
1
Y
1
C
ASP
242
C
ASP
5
1
Y
1
C
ALA
243
C
ALA
6
1
Y
1
C
VAL
244
C
VAL
7
1
Y
1
C
SER
245
C
SER
8
1
Y
1
C
SER
246
C
SER
9
1
Y
1
C
ASP
247
C
ASP
10
1
Y
1
C
ARG
248
C
ARG
11
1
Y
1
C
ASN
249
C
ASN
12
1
Y
1
C
PHE
250
C
PHE
13
1
Y
1
C
PRO
251
C
PRO
14
1
Y
1
C
ASN
252
C
ASN
15
1
Y
1
C
SER
253
C
SER
16
1
Y
1
C
THR
254
C
THR
17
1
Y
1
C
ASN
255
C
ASN
18
1
Y
1
C
THR
345
C
THR
108
1
Y
1
C
HIS
346
C
HIS
109
1
Y
1
C
SER
347
C
SER
110
1
Y
1
C
LEU
348
C
LEU
111
1
Y
1
C
GLU
349
C
GLU
112
1
Y
1
C
GLU
350
C
GLU
113
1
Y
1
C
CYS
351
C
CYS
114
1
Y
1
C
LEU
352
C
LEU
115
1
Y
1
C
VAL
353
C
VAL
116
1
Y
1
C
ARG
354
C
ARG
117
1
Y
1
C
THR
355
C
THR
118
1
Y
1
C
THR
356
C
THR
119
1
Y
1
C
GLU
357
C
GLU
120
1
Y
1
C
LYS
358
C
LYS
121
1
Y
1
D
ARG
238
D
ARG
1
1
Y
1
D
SER
239
D
SER
2
1
Y
1
D
GLU
240
D
GLU
3
1
Y
1
D
SER
241
D
SER
4
1
Y
1
D
ASP
242
D
ASP
5
1
Y
1
D
ALA
243
D
ALA
6
1
Y
1
D
VAL
244
D
VAL
7
1
Y
1
D
SER
245
D
SER
8
1
Y
1
D
SER
246
D
SER
9
1
Y
1
D
ASP
247
D
ASP
10
1
Y
1
D
ARG
248
D
ARG
11
1
Y
1
D
ASN
249
D
ASN
12
1
Y
1
D
PHE
250
D
PHE
13
1
Y
1
D
PRO
251
D
PRO
14
1
Y
1
D
ASN
252
D
ASN
15
1
Y
1
D
SER
253
D
SER
16
1
Y
1
D
THR
254
D
THR
17
1
Y
1
D
ASN
255
D
ASN
18
1
Y
1
D
LYS
358
D
LYS
121
1
Y
1
15.25
2.30
115.30
130.55
C
C
C
CA
CB
CG
LEU
LEU
LEU
331
331
331
N
1
-16.31
2.70
111.00
94.69
D
D
D
N
CA
C
LEU
LEU
LEU
344
344
344
N
1
A
GLN
6
-138.15
-147.88
1
A
LYS
7
111.39
126.14
1
A
SER
8
-170.85
-48.83
1
A
SER
71
29.21
-86.39
1
B
GLN
6
-46.71
86.01
1
B
LYS
7
-108.15
62.07
1
B
SER
12
-117.64
68.52
1
B
SER
71
51.82
-119.85
1
C
HIS
302
-93.33
-63.98
1
C
PRO
312
-43.98
-71.61
1
C
HIS
343
-91.14
40.15
1
D
THR
345
77.85
-49.37
30
0.2680000
0.2270000
0.2270000
0.2270000
2.0
20.0
1895
42559
40345
94.8
random
1
Isotropic
THROUGHOUT
0
0
MIR
Engh & Huber
2.0
20.0
0
4010
2
0
4008
0.010
1.395
0.3620000
0.012
0.3430000
2.09
175
3728
88
30
2.0
20.0
1G73
42559
40346
0
0
0.0450000
0.0450000
1
35
4.3
94.8
0.2700000
2.0
2.07
5.2
3747
0.2700000
3
88.5
phasing
MLPHARE
refinement
X-PLOR
3.1
data reduction
DENZO
data scaling
SCALEPACK
CRYSTAL STRUCTURE OF SMAC BOUND TO XIAP-BIR3 DOMAIN
1
N
N
1
N
N
2
N
N
2
N
N
3
N
N
3
N
N
A
LEU
13
A
LEU
13
HELX_P
A
LEU
65
A
LEU
65
1
1
53
A
SER
71
A
SER
71
HELX_P
A
THR
119
A
THR
119
1
2
49
A
ALA
121
A
ALA
121
HELX_P
A
GLN
157
A
GLN
157
1
3
37
B
LEU
13
B
LEU
13
HELX_P
B
LEU
65
B
LEU
65
1
4
53
B
SER
71
B
SER
71
HELX_P
B
THR
119
B
THR
119
1
5
49
B
ALA
121
B
ALA
121
HELX_P
B
ALA
156
B
ALA
156
1
6
36
C
ASN
259
C
ASN
22
HELX_P
C
ALA
263
C
ALA
26
5
7
5
C
ASP
264
C
ASP
27
HELX_P
C
THR
271
C
THR
34
1
8
8
C
ASN
280
C
ASN
43
HELX_P
C
ALA
287
C
ALA
50
1
9
8
C
ASP
315
C
ASP
78
HELX_P
C
TYR
324
C
TYR
87
1
10
10
C
CYS
327
C
CYS
90
HELX_P
C
GLY
335
C
GLY
98
1
11
9
C
LYS
334
C
LYS
97
HELX_P
C
HIS
343
C
HIS
106
1
12
10
D
ASN
259
D
ASN
22
HELX_P
D
ALA
263
D
ALA
26
5
13
5
D
ASP
264
D
ASP
27
HELX_P
D
THR
271
D
THR
34
1
14
8
D
ASN
280
D
ASN
43
HELX_P
D
ALA
287
D
ALA
50
1
15
8
D
ASP
315
D
ASP
78
HELX_P
D
TYR
324
D
TYR
87
1
16
10
D
CYS
327
D
CYS
90
HELX_P
D
GLY
335
D
GLY
98
1
17
9
D
LYS
334
D
LYS
97
HELX_P
D
LEU
344
D
LEU
107
1
18
11
D
THR
345
D
THR
108
HELX_P
D
ARG
354
D
ARG
117
1
19
10
D
THR
355
D
THR
118
HELX_P
D
GLU
357
D
GLU
120
5
20
3
metalc
2.599
B
ZN
501
E
ZN
ZN
1_555
C
CYS
300
C
SG
CYS
63
1_555
metalc
2.420
B
ZN
501
E
ZN
ZN
1_555
C
CYS
303
C
SG
CYS
66
1_555
metalc
1.989
B
ZN
501
E
ZN
ZN
1_555
C
HIS
320
C
NE2
HIS
83
1_555
metalc
2.361
B
ZN
501
E
ZN
ZN
1_555
C
CYS
327
C
SG
CYS
90
1_555
metalc
2.537
D
CYS
300
D
SG
CYS
63
1_555
D
ZN
502
F
ZN
ZN
1_555
metalc
2.274
D
CYS
303
D
SG
CYS
66
1_555
D
ZN
502
F
ZN
ZN
1_555
metalc
2.135
D
HIS
320
D
NE2
HIS
83
1_555
D
ZN
502
F
ZN
ZN
1_555
metalc
2.339
D
CYS
327
D
SG
CYS
90
1_555
D
ZN
502
F
ZN
ZN
1_555
APOPTOSIS/APOPTOSIS INHIBITOR
helix bundle, zinc-binding domain, APOPTOSIS-APOPTOSIS INHIBITOR COMPLEX
DBLOH_HUMAN
UNP
1
56
Q9NR28
AVPIAQKSEPHSLSSEALMRRAVSLVTDSTSTFLSQTTYALIEAITEYTKAVYTLTSLYRQYTSLLGKMNSEEEDEVWQV
IIGARAEMTSKHQEYLKLETTWMTAVGLSEMAAEAAYQTGADQASITARNHIQLVKLQVEEVHQLSRKAETKLAEAQIEE
LR
BIRC4_HUMAN
UNP
2
238
P98170
RSESDAVSSDRNFPNSTNLPRNPSMADYEARIFTFGTWIYSVNKEQLARAGFYALGEGDKVKCFHCGGGLTDWKPSEDPW
EQHAKWYPGCKYLLEQKGQEYINNIHLTHSLEECLVRTTEK
56
217
1G73
1
162
Q9NR28
A
1
1
162
56
217
1G73
1
162
Q9NR28
B
1
1
162
238
358
1G73
238
358
P98170
C
2
1
121
238
358
1G73
238
358
P98170
D
2
1
121
1
PHE
engineered mutation
ASP
33
1G73
A
Q9NR28
UNP
88
33
2
PHE
engineered mutation
ASP
33
1G73
B
Q9NR28
UNP
88
33
4
4
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
A
VAL
2
A
VAL
2
A
PRO
3
A
PRO
3
D
GLY
306
D
GLY
69
D
THR
308
D
THR
71
D
VAL
298
D
VAL
61
D
CYS
300
D
CYS
63
D
PHE
289
D
PHE
52
D
ALA
291
D
ALA
54
B
VAL
2
B
VAL
2
B
PRO
3
B
PRO
3
C
GLY
306
C
GLY
69
C
THR
308
C
THR
71
C
VAL
298
C
VAL
61
C
CYS
300
C
CYS
63
C
PHE
289
C
PHE
52
C
ALA
291
C
ALA
54
BINDING SITE FOR RESIDUE ZN B 501
B
ZN
501
Software
4
BINDING SITE FOR RESIDUE ZN D 502
D
ZN
502
Software
4
C
CYS
300
C
CYS
63
4
1_555
C
CYS
303
C
CYS
66
4
1_555
C
HIS
320
C
HIS
83
4
1_555
C
CYS
327
C
CYS
90
4
1_555
D
CYS
300
D
CYS
63
4
1_555
D
CYS
303
D
CYS
66
4
1_555
D
HIS
320
D
HIS
83
4
1_555
D
CYS
327
D
CYS
90
4
1_555
1
P 1