0.012206
0.000000
0.000000
0.000000
0.012107
0.000000
0.000000
0.000000
0.011193
0.00000
0.00000
0.00000
Yang, H.W.
Liu, D.Q.
Fan, X.
White, M.A.
Fox, R.O.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
16
90.00
90.00
90.00
81.926
82.599
89.340
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
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
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
O
N
159
N
H
N
160
N
H
N
161
N
N
N
162
S
C
N
163
N
C
N
164
N
O
N
165
S
C
N
166
N
C
N
167
N
C
N
168
N
C
N
169
N
O
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
H
N
181
N
H
N
182
N
H
N
183
N
N
N
184
S
C
N
185
N
C
N
186
N
O
N
187
N
C
N
188
N
C
N
189
N
C
N
190
N
C
N
191
N
O
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
H
N
203
N
H
N
204
N
H
N
205
N
N
N
206
S
C
N
207
N
C
N
208
N
O
N
209
N
C
N
210
N
C
N
211
N
C
N
212
N
C
N
213
N
N
N
214
N
O
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
H
N
228
N
H
N
229
N
H
N
230
N
N
N
231
S
C
N
232
N
C
N
233
N
O
N
234
N
C
N
235
N
C
N
236
N
S
N
237
N
C
N
238
N
O
N
239
N
H
N
240
N
H
N
241
N
H
N
242
N
H
N
243
N
H
N
244
N
H
N
245
N
H
N
246
N
H
N
247
N
H
N
248
N
H
N
249
N
H
N
250
N
N
N
251
S
C
N
252
N
C
N
253
N
O
N
254
N
C
Y
255
N
C
Y
256
N
C
Y
257
N
C
Y
258
N
C
Y
259
N
C
Y
260
N
C
N
261
N
O
N
262
N
H
N
263
N
H
N
264
N
H
N
265
N
H
N
266
N
H
N
267
N
H
N
268
N
H
N
269
N
H
N
270
N
H
N
271
N
H
N
272
N
H
N
273
N
N
N
274
S
C
N
275
N
C
N
276
N
O
N
277
N
C
N
278
N
C
N
279
N
C
N
280
N
O
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
H
N
290
N
N
N
291
S
C
N
292
N
C
N
293
N
O
N
294
N
C
N
295
N
O
N
296
N
O
N
297
N
H
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
N
N
305
S
C
N
306
N
C
N
307
N
O
N
308
R
C
N
309
N
O
N
310
N
C
N
311
N
O
N
312
N
H
N
313
N
H
N
314
N
H
N
315
N
H
N
316
N
H
N
317
N
H
N
318
N
H
N
319
N
H
N
320
N
H
N
321
N
N
N
322
S
C
N
323
N
C
N
324
N
O
N
325
N
C
Y
326
N
C
Y
327
N
C
Y
328
N
C
Y
329
N
N
Y
330
N
C
Y
331
N
C
Y
332
N
C
Y
333
N
C
Y
334
N
C
N
335
N
O
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
H
N
347
N
H
N
348
N
N
N
349
S
C
N
350
N
C
N
351
N
O
N
352
N
C
Y
353
N
C
Y
354
N
C
Y
355
N
C
Y
356
N
C
Y
357
N
C
Y
358
N
C
N
359
N
O
N
360
N
O
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
H
N
370
N
H
N
371
N
H
N
372
N
N
N
373
S
C
N
374
N
C
N
375
N
O
N
376
N
C
N
377
N
C
N
378
N
C
N
379
N
O
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
H
N
389
N
H
N
390
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
Y
322
N
sing
Y
323
N
sing
N
324
N
sing
Y
325
N
sing
Y
326
N
doub
N
327
N
sing
Y
328
N
doub
N
329
N
sing
Y
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
sing
N
339
N
sing
N
340
N
doub
N
341
N
sing
N
342
N
sing
N
343
N
sing
N
344
N
sing
Y
345
N
doub
Y
346
N
sing
Y
347
N
sing
N
348
N
sing
Y
349
N
doub
N
350
N
sing
Y
351
N
doub
N
352
N
sing
Y
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
sing
N
363
N
sing
N
364
N
doub
N
365
N
sing
N
366
N
sing
N
367
N
sing
N
368
N
sing
N
369
N
sing
N
370
N
sing
N
371
N
sing
N
372
N
sing
N
373
N
sing
N
374
N
sing
N
375
N
sing
To be Published
0353
Conformational Ensemble Analysis of Ligand Binding in Streptavidin Mini-Protein Complexes
10.2210/pdb1hxz/pdb
pdb_00001hxz
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
277
1
MULTILAYER
IMAGE PLATE
1999-01-14
MACSCIENCE
MULTILAYER OPTICS
SINGLE WAVELENGTH
M
x-ray
1
1.5418
1.0
1.5418
ROTATING ANODE
MACSCIENCE
13409.466
STREPTAVIDIN
2
man
polymer
1653.970
MP-2
2
syn
polymer
18.015
water
162
nat
water
MINI-PROTEIN 2
no
no
GAAEAGITGTWYNQLGSTFIVTAGADGALTGTYESAVGNAESRYVLTGRYDSAPATDGSGTALGWTVAWKNNYRNAHSAT
TWSGQYVGGAEARINTQWLLTSGTTEANAWKSTLVGHDTFTKVKPSAAS
GAAEAGITGTWYNQLGSTFIVTAGADGALTGTYESAVGNAESRYVLTGRYDSAPATDGSGTALGWTVAWKNNYRNAHSAT
TWSGQYVGGAEARINTQWLLTSGTTEANAWKSTLVGHDTFTKVKPSAAS
A,B
polypeptide(L)
no
no
RCCHPQCGMVEECR
RCCHPQCGMVEECR
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
Streptomyces
Escherichia
sample
1895
Streptomyces avidinii
562
Escherichia coli
1
2.51
50.95
VAPOR DIFFUSION, HANGING DROP
4.0
100mM potassium acetate, 32% AMMONIUM SULFATE , pH 4.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K
298
chem_comp_atom
chem_comp_bond
database_2
pdbx_initial_refinement_model
repository
Initial release
Version format compliance
Derived calculations
Version format compliance
Data collection
Database references
Refinement description
1
0
2003-06-17
1
1
2008-04-27
1
2
2011-07-13
1
3
2023-08-09
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
MP-2 (M9A)
MP-2 (V10A)
MP-1
RCSB
Y
RCSB
2001-01-17
REL
REL
HOH
water
THE PEPTIDE WAS CHEMICALLY SYNTHESIZED.
sample
1SLD
1SLD STREPTAVIDIN TETRAMER
PDB
experimental model
HOH
1
3
HOH
HOH
140
A
HOH
2
3
HOH
HOH
141
A
HOH
6
3
HOH
HOH
142
A
HOH
7
3
HOH
HOH
143
A
HOH
8
3
HOH
HOH
144
A
HOH
10
3
HOH
HOH
145
A
HOH
13
3
HOH
HOH
146
A
HOH
14
3
HOH
HOH
147
A
HOH
16
3
HOH
HOH
148
A
HOH
17
3
HOH
HOH
149
A
HOH
18
3
HOH
HOH
150
A
HOH
20
3
HOH
HOH
151
A
HOH
23
3
HOH
HOH
152
A
HOH
24
3
HOH
HOH
153
A
HOH
26
3
HOH
HOH
154
A
HOH
27
3
HOH
HOH
155
A
HOH
30
3
HOH
HOH
156
A
HOH
31
3
HOH
HOH
157
A
HOH
32
3
HOH
HOH
158
A
HOH
33
3
HOH
HOH
159
A
HOH
36
3
HOH
HOH
160
A
HOH
37
3
HOH
HOH
161
A
HOH
38
3
HOH
HOH
162
A
HOH
40
3
HOH
HOH
163
A
HOH
41
3
HOH
HOH
164
A
HOH
44
3
HOH
HOH
165
A
HOH
47
3
HOH
HOH
166
A
HOH
49
3
HOH
HOH
167
A
HOH
51
3
HOH
HOH
168
A
HOH
53
3
HOH
HOH
169
A
HOH
56
3
HOH
HOH
170
A
HOH
59
3
HOH
HOH
171
A
HOH
64
3
HOH
HOH
172
A
HOH
65
3
HOH
HOH
173
A
HOH
68
3
HOH
HOH
174
A
HOH
69
3
HOH
HOH
175
A
HOH
70
3
HOH
HOH
176
A
HOH
71
3
HOH
HOH
177
A
HOH
77
3
HOH
HOH
178
A
HOH
82
3
HOH
HOH
179
A
HOH
83
3
HOH
HOH
180
A
HOH
87
3
HOH
HOH
181
A
HOH
88
3
HOH
HOH
182
A
HOH
89
3
HOH
HOH
183
A
HOH
92
3
HOH
HOH
184
A
HOH
94
3
HOH
HOH
185
A
HOH
96
3
HOH
HOH
186
A
HOH
98
3
HOH
HOH
187
A
HOH
100
3
HOH
HOH
188
A
HOH
104
3
HOH
HOH
189
A
HOH
105
3
HOH
HOH
190
A
HOH
106
3
HOH
HOH
191
A
HOH
111
3
HOH
HOH
192
A
HOH
114
3
HOH
HOH
193
A
HOH
116
3
HOH
HOH
194
A
HOH
117
3
HOH
HOH
195
A
HOH
118
3
HOH
HOH
196
A
HOH
119
3
HOH
HOH
197
A
HOH
120
3
HOH
HOH
198
A
HOH
122
3
HOH
HOH
199
A
HOH
125
3
HOH
HOH
200
A
HOH
127
3
HOH
HOH
201
A
HOH
128
3
HOH
HOH
202
A
HOH
130
3
HOH
HOH
203
A
HOH
132
3
HOH
HOH
204
A
HOH
139
3
HOH
HOH
205
A
HOH
145
3
HOH
HOH
206
A
HOH
149
3
HOH
HOH
207
A
HOH
150
3
HOH
HOH
208
A
HOH
151
3
HOH
HOH
209
A
HOH
155
3
HOH
HOH
210
A
HOH
156
3
HOH
HOH
211
A
HOH
158
3
HOH
HOH
212
A
HOH
160
3
HOH
HOH
213
A
HOH
3
3
HOH
HOH
140
B
HOH
4
3
HOH
HOH
141
B
HOH
5
3
HOH
HOH
142
B
HOH
9
3
HOH
HOH
143
B
HOH
11
3
HOH
HOH
144
B
HOH
12
3
HOH
HOH
145
B
HOH
15
3
HOH
HOH
146
B
HOH
19
3
HOH
HOH
147
B
HOH
21
3
HOH
HOH
148
B
HOH
22
3
HOH
HOH
149
B
HOH
25
3
HOH
HOH
150
B
HOH
28
3
HOH
HOH
151
B
HOH
29
3
HOH
HOH
152
B
HOH
34
3
HOH
HOH
153
B
HOH
35
3
HOH
HOH
154
B
HOH
39
3
HOH
HOH
155
B
HOH
42
3
HOH
HOH
156
B
HOH
43
3
HOH
HOH
157
B
HOH
45
3
HOH
HOH
158
B
HOH
46
3
HOH
HOH
159
B
HOH
54
3
HOH
HOH
160
B
HOH
55
3
HOH
HOH
161
B
HOH
57
3
HOH
HOH
162
B
HOH
58
3
HOH
HOH
163
B
HOH
61
3
HOH
HOH
164
B
HOH
66
3
HOH
HOH
165
B
HOH
67
3
HOH
HOH
166
B
HOH
72
3
HOH
HOH
167
B
HOH
73
3
HOH
HOH
168
B
HOH
74
3
HOH
HOH
169
B
HOH
75
3
HOH
HOH
170
B
HOH
78
3
HOH
HOH
171
B
HOH
79
3
HOH
HOH
172
B
HOH
80
3
HOH
HOH
173
B
HOH
81
3
HOH
HOH
174
B
HOH
84
3
HOH
HOH
175
B
HOH
85
3
HOH
HOH
176
B
HOH
86
3
HOH
HOH
177
B
HOH
90
3
HOH
HOH
178
B
HOH
93
3
HOH
HOH
179
B
HOH
95
3
HOH
HOH
180
B
HOH
97
3
HOH
HOH
181
B
HOH
99
3
HOH
HOH
182
B
HOH
101
3
HOH
HOH
183
B
HOH
102
3
HOH
HOH
184
B
HOH
103
3
HOH
HOH
185
B
HOH
107
3
HOH
HOH
186
B
HOH
108
3
HOH
HOH
187
B
HOH
109
3
HOH
HOH
188
B
HOH
113
3
HOH
HOH
189
B
HOH
121
3
HOH
HOH
190
B
HOH
123
3
HOH
HOH
191
B
HOH
124
3
HOH
HOH
192
B
HOH
126
3
HOH
HOH
193
B
HOH
131
3
HOH
HOH
194
B
HOH
133
3
HOH
HOH
195
B
HOH
134
3
HOH
HOH
196
B
HOH
136
3
HOH
HOH
197
B
HOH
138
3
HOH
HOH
198
B
HOH
140
3
HOH
HOH
199
B
HOH
141
3
HOH
HOH
200
B
HOH
142
3
HOH
HOH
201
B
HOH
143
3
HOH
HOH
202
B
HOH
144
3
HOH
HOH
203
B
HOH
146
3
HOH
HOH
204
B
HOH
147
3
HOH
HOH
205
B
HOH
152
3
HOH
HOH
206
B
HOH
153
3
HOH
HOH
207
B
HOH
157
3
HOH
HOH
208
B
HOH
159
3
HOH
HOH
209
B
HOH
161
3
HOH
HOH
210
B
HOH
162
3
HOH
HOH
211
B
HOH
50
3
HOH
HOH
50
C
HOH
60
3
HOH
HOH
60
C
HOH
62
3
HOH
HOH
62
C
HOH
76
3
HOH
HOH
76
C
HOH
91
3
HOH
HOH
91
C
HOH
110
3
HOH
HOH
110
C
HOH
135
3
HOH
HOH
135
C
HOH
154
3
HOH
HOH
154
C
HOH
48
3
HOH
HOH
48
D
HOH
52
3
HOH
HOH
52
D
HOH
63
3
HOH
HOH
63
D
HOH
112
3
HOH
HOH
112
D
HOH
115
3
HOH
HOH
115
D
HOH
129
3
HOH
HOH
129
D
HOH
137
3
HOH
HOH
137
D
HOH
148
3
HOH
HOH
148
D
n
1
11
A
n
2
12
A
ALA
13
n
3
ALA
13
A
GLU
14
n
4
GLU
14
A
ALA
15
n
5
ALA
15
A
GLY
16
n
6
GLY
16
A
ILE
17
n
7
ILE
17
A
THR
18
n
8
THR
18
A
GLY
19
n
9
GLY
19
A
THR
20
n
10
THR
20
A
TRP
21
n
11
TRP
21
A
TYR
22
n
12
TYR
22
A
ASN
23
n
13
ASN
23
A
GLN
24
n
14
GLN
24
A
LEU
25
n
15
LEU
25
A
GLY
26
n
16
GLY
26
A
SER
27
n
17
SER
27
A
THR
28
n
18
THR
28
A
PHE
29
n
19
PHE
29
A
ILE
30
n
20
ILE
30
A
VAL
31
n
21
VAL
31
A
THR
32
n
22
THR
32
A
ALA
33
n
23
ALA
33
A
GLY
34
n
24
GLY
34
A
ALA
35
n
25
ALA
35
A
ASP
36
n
26
ASP
36
A
GLY
37
n
27
GLY
37
A
ALA
38
n
28
ALA
38
A
LEU
39
n
29
LEU
39
A
THR
40
n
30
THR
40
A
GLY
41
n
31
GLY
41
A
THR
42
n
32
THR
42
A
TYR
43
n
33
TYR
43
A
GLU
44
n
34
GLU
44
A
SER
45
n
35
SER
45
A
ALA
46
n
36
ALA
46
A
VAL
47
n
37
VAL
47
A
GLY
48
n
38
GLY
48
A
ASN
49
n
39
ASN
49
A
ALA
50
n
40
ALA
50
A
GLU
51
n
41
GLU
51
A
SER
52
n
42
SER
52
A
ARG
53
n
43
ARG
53
A
TYR
54
n
44
TYR
54
A
VAL
55
n
45
VAL
55
A
LEU
56
n
46
LEU
56
A
THR
57
n
47
THR
57
A
GLY
58
n
48
GLY
58
A
ARG
59
n
49
ARG
59
A
TYR
60
n
50
TYR
60
A
ASP
61
n
51
ASP
61
A
SER
62
n
52
SER
62
A
ALA
63
n
53
ALA
63
A
PRO
64
n
54
PRO
64
A
ALA
65
n
55
ALA
65
A
THR
66
n
56
THR
66
A
ASP
67
n
57
ASP
67
A
GLY
68
n
58
GLY
68
A
SER
69
n
59
SER
69
A
GLY
70
n
60
GLY
70
A
THR
71
n
61
THR
71
A
ALA
72
n
62
ALA
72
A
LEU
73
n
63
LEU
73
A
GLY
74
n
64
GLY
74
A
TRP
75
n
65
TRP
75
A
THR
76
n
66
THR
76
A
VAL
77
n
67
VAL
77
A
ALA
78
n
68
ALA
78
A
TRP
79
n
69
TRP
79
A
LYS
80
n
70
LYS
80
A
ASN
81
n
71
ASN
81
A
ASN
82
n
72
ASN
82
A
TYR
83
n
73
TYR
83
A
ARG
84
n
74
ARG
84
A
ASN
85
n
75
ASN
85
A
ALA
86
n
76
ALA
86
A
HIS
87
n
77
HIS
87
A
SER
88
n
78
SER
88
A
ALA
89
n
79
ALA
89
A
THR
90
n
80
THR
90
A
THR
91
n
81
THR
91
A
TRP
92
n
82
TRP
92
A
SER
93
n
83
SER
93
A
GLY
94
n
84
GLY
94
A
GLN
95
n
85
GLN
95
A
TYR
96
n
86
TYR
96
A
VAL
97
n
87
VAL
97
A
GLY
98
n
88
GLY
98
A
GLY
99
n
89
GLY
99
A
ALA
100
n
90
ALA
100
A
GLU
101
n
91
GLU
101
A
ALA
102
n
92
ALA
102
A
ARG
103
n
93
ARG
103
A
ILE
104
n
94
ILE
104
A
ASN
105
n
95
ASN
105
A
THR
106
n
96
THR
106
A
GLN
107
n
97
GLN
107
A
TRP
108
n
98
TRP
108
A
LEU
109
n
99
LEU
109
A
LEU
110
n
100
LEU
110
A
THR
111
n
101
THR
111
A
SER
112
n
102
SER
112
A
GLY
113
n
103
GLY
113
A
THR
114
n
104
THR
114
A
THR
115
n
105
THR
115
A
GLU
116
n
106
GLU
116
A
ALA
117
n
107
ALA
117
A
ASN
118
n
108
ASN
118
A
ALA
119
n
109
ALA
119
A
TRP
120
n
110
TRP
120
A
LYS
121
n
111
LYS
121
A
SER
122
n
112
SER
122
A
THR
123
n
113
THR
123
A
LEU
124
n
114
LEU
124
A
VAL
125
n
115
VAL
125
A
GLY
126
n
116
GLY
126
A
HIS
127
n
117
HIS
127
A
ASP
128
n
118
ASP
128
A
THR
129
n
119
THR
129
A
PHE
130
n
120
PHE
130
A
THR
131
n
121
THR
131
A
LYS
132
n
122
LYS
132
A
VAL
133
n
123
VAL
133
A
n
124
134
A
n
125
135
A
n
126
136
A
n
127
137
A
n
128
138
A
n
129
139
A
n
1
11
B
n
2
12
B
ALA
13
n
3
ALA
13
B
GLU
14
n
4
GLU
14
B
ALA
15
n
5
ALA
15
B
GLY
16
n
6
GLY
16
B
ILE
17
n
7
ILE
17
B
THR
18
n
8
THR
18
B
GLY
19
n
9
GLY
19
B
THR
20
n
10
THR
20
B
TRP
21
n
11
TRP
21
B
TYR
22
n
12
TYR
22
B
ASN
23
n
13
ASN
23
B
GLN
24
n
14
GLN
24
B
LEU
25
n
15
LEU
25
B
GLY
26
n
16
GLY
26
B
SER
27
n
17
SER
27
B
THR
28
n
18
THR
28
B
PHE
29
n
19
PHE
29
B
ILE
30
n
20
ILE
30
B
VAL
31
n
21
VAL
31
B
THR
32
n
22
THR
32
B
ALA
33
n
23
ALA
33
B
GLY
34
n
24
GLY
34
B
ALA
35
n
25
ALA
35
B
ASP
36
n
26
ASP
36
B
GLY
37
n
27
GLY
37
B
ALA
38
n
28
ALA
38
B
LEU
39
n
29
LEU
39
B
THR
40
n
30
THR
40
B
GLY
41
n
31
GLY
41
B
THR
42
n
32
THR
42
B
TYR
43
n
33
TYR
43
B
GLU
44
n
34
GLU
44
B
SER
45
n
35
SER
45
B
ALA
46
n
36
ALA
46
B
VAL
47
n
37
VAL
47
B
GLY
48
n
38
GLY
48
B
ASN
49
n
39
ASN
49
B
ALA
50
n
40
ALA
50
B
GLU
51
n
41
GLU
51
B
SER
52
n
42
SER
52
B
ARG
53
n
43
ARG
53
B
TYR
54
n
44
TYR
54
B
VAL
55
n
45
VAL
55
B
LEU
56
n
46
LEU
56
B
THR
57
n
47
THR
57
B
GLY
58
n
48
GLY
58
B
ARG
59
n
49
ARG
59
B
TYR
60
n
50
TYR
60
B
ASP
61
n
51
ASP
61
B
SER
62
n
52
SER
62
B
ALA
63
n
53
ALA
63
B
PRO
64
n
54
PRO
64
B
ALA
65
n
55
ALA
65
B
THR
66
n
56
THR
66
B
ASP
67
n
57
ASP
67
B
GLY
68
n
58
GLY
68
B
SER
69
n
59
SER
69
B
GLY
70
n
60
GLY
70
B
THR
71
n
61
THR
71
B
ALA
72
n
62
ALA
72
B
LEU
73
n
63
LEU
73
B
GLY
74
n
64
GLY
74
B
TRP
75
n
65
TRP
75
B
THR
76
n
66
THR
76
B
VAL
77
n
67
VAL
77
B
ALA
78
n
68
ALA
78
B
TRP
79
n
69
TRP
79
B
LYS
80
n
70
LYS
80
B
ASN
81
n
71
ASN
81
B
ASN
82
n
72
ASN
82
B
TYR
83
n
73
TYR
83
B
ARG
84
n
74
ARG
84
B
ASN
85
n
75
ASN
85
B
ALA
86
n
76
ALA
86
B
HIS
87
n
77
HIS
87
B
SER
88
n
78
SER
88
B
ALA
89
n
79
ALA
89
B
THR
90
n
80
THR
90
B
THR
91
n
81
THR
91
B
TRP
92
n
82
TRP
92
B
SER
93
n
83
SER
93
B
GLY
94
n
84
GLY
94
B
GLN
95
n
85
GLN
95
B
TYR
96
n
86
TYR
96
B
VAL
97
n
87
VAL
97
B
GLY
98
n
88
GLY
98
B
GLY
99
n
89
GLY
99
B
ALA
100
n
90
ALA
100
B
GLU
101
n
91
GLU
101
B
ALA
102
n
92
ALA
102
B
ARG
103
n
93
ARG
103
B
ILE
104
n
94
ILE
104
B
ASN
105
n
95
ASN
105
B
THR
106
n
96
THR
106
B
GLN
107
n
97
GLN
107
B
TRP
108
n
98
TRP
108
B
LEU
109
n
99
LEU
109
B
LEU
110
n
100
LEU
110
B
THR
111
n
101
THR
111
B
SER
112
n
102
SER
112
B
GLY
113
n
103
GLY
113
B
THR
114
n
104
THR
114
B
THR
115
n
105
THR
115
B
GLU
116
n
106
GLU
116
B
ALA
117
n
107
ALA
117
B
ASN
118
n
108
ASN
118
B
ALA
119
n
109
ALA
119
B
TRP
120
n
110
TRP
120
B
LYS
121
n
111
LYS
121
B
SER
122
n
112
SER
122
B
THR
123
n
113
THR
123
B
LEU
124
n
114
LEU
124
B
VAL
125
n
115
VAL
125
B
GLY
126
n
116
GLY
126
B
HIS
127
n
117
HIS
127
B
ASP
128
n
118
ASP
128
B
THR
129
n
119
THR
129
B
PHE
130
n
120
PHE
130
B
THR
131
n
121
THR
131
B
LYS
132
n
122
LYS
132
B
VAL
133
n
123
VAL
133
B
n
124
134
B
n
125
135
B
n
126
136
B
n
127
137
B
n
128
138
B
n
129
139
B
ARG
1
n
1
ARG
1
C
CYS
2
n
2
CYS
2
C
CYS
3
n
3
CYS
3
C
HIS
4
n
4
HIS
4
C
PRO
5
n
5
PRO
5
C
GLN
6
n
6
GLN
6
C
CYS
7
n
7
CYS
7
C
GLY
8
n
8
GLY
8
C
MET
9
n
9
MET
9
C
VAL
10
n
10
VAL
10
C
GLU
11
n
11
GLU
11
C
GLU
12
n
12
GLU
12
C
CYS
13
n
13
CYS
13
C
n
14
14
C
ARG
1
n
1
ARG
1
D
CYS
2
n
2
CYS
2
D
CYS
3
n
3
CYS
3
D
HIS
4
n
4
HIS
4
D
PRO
5
n
5
PRO
5
D
GLN
6
n
6
GLN
6
D
CYS
7
n
7
CYS
7
D
GLY
8
n
8
GLY
8
D
MET
9
n
9
MET
9
D
VAL
10
n
10
VAL
10
D
GLU
11
n
11
GLU
11
D
GLU
12
n
12
GLU
12
D
CYS
13
n
13
CYS
13
D
n
14
14
D
author_and_software_defined_assembly
PISA,PQS
8
octameric
13650
-76
21420
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
3_555
-x,y,-z+1/2
crystal symmetry operation
0.0000000000
0.0000000000
44.6700000000
A
N
TRP
21
A
N
TRP
11
A
O
PHE
29
A
O
PHE
19
A
N
THR
32
A
N
THR
22
A
O
THR
40
A
O
THR
30
A
N
TYR
43
A
N
TYR
33
A
O
TYR
54
A
O
TYR
44
A
N
ARG
59
A
N
ARG
49
A
O
GLY
74
A
O
GLY
64
A
O
TRP
79
A
O
TRP
69
A
N
ALA
86
A
N
ALA
76
A
N
VAL
97
A
N
VAL
87
A
O
ARG
103
A
O
ARG
93
A
O
LEU
110
A
O
LEU
100
A
N
LEU
124
A
N
LEU
114
A
O
THR
131
A
O
THR
121
A
N
TYR
22
A
N
TYR
12
B
O
TRP
21
B
O
TRP
11
B
N
PHE
29
B
N
PHE
19
B
N
THR
32
B
N
THR
22
B
O
THR
40
B
O
THR
30
B
N
TYR
43
B
N
TYR
33
B
O
TYR
54
B
O
TYR
44
B
N
ARG
59
B
N
ARG
49
B
O
GLY
74
B
O
GLY
64
B
O
TRP
79
B
O
TRP
69
B
N
ALA
86
B
N
ALA
76
B
N
VAL
97
B
N
VAL
87
B
O
ARG
103
B
O
ARG
93
B
O
LEU
110
B
O
LEU
100
B
N
LEU
124
B
N
LEU
114
B
N
THR
131
B
N
THR
121
B
O
TYR
22
B
O
TYR
12
1
A
GLY
11
A
GLY
1
1
Y
1
A
ALA
12
A
ALA
2
1
Y
1
A
LYS
134
A
LYS
124
1
Y
1
A
PRO
135
A
PRO
125
1
Y
1
A
SER
136
A
SER
126
1
Y
1
A
ALA
137
A
ALA
127
1
Y
1
A
ALA
138
A
ALA
128
1
Y
1
A
SER
139
A
SER
129
1
Y
1
B
GLY
11
B
GLY
1
1
Y
1
B
ALA
12
B
ALA
2
1
Y
1
B
LYS
134
B
LYS
124
1
Y
1
B
PRO
135
B
PRO
125
1
Y
1
B
SER
136
B
SER
126
1
Y
1
B
ALA
137
B
ALA
127
1
Y
1
B
ALA
138
B
ALA
128
1
Y
1
B
SER
139
B
SER
129
1
Y
1
C
ARG
14
C
ARG
14
1
Y
1
D
ARG
14
D
ARG
14
1
Y
1
B
B
O
O
HOH
HOH
181
211
2.16
1
A
GLU
101
-116.85
59.50
1
B
GLU
101
-113.37
56.07
PROTEIN_REP.PARAM
PROTEIN.TOP
WATER_REP.PARAM
WATER_REP.TOP
18.4
-0.15
0.00
0.00
-1.08
0.00
1.23
0.23
0.004
0.209
1.80
29.1
2793
28149
9.9
98.8
RANDOM
747543.62
0.00
1
RESTRAINED
THROUGHOUT
0
MOLECULAR REPLACEMENT
1SLD STREPTAVIDIN TETRAMER
Engh & Huber
FLAT MODEL
39.54
0.331
0.23
0.20
5.00
0.13
0.08
1.80
29.1
162
2160
0
0
1998
0.004
1.2
26.0
0.60
1.44
1.50
2.45
2.00
9.30
2.00
6.10
2.50
0.257
0.012
0.219
1.91
441
4134
6
9.6
98.1
8.4
1.800
29.1
1HXZ
28243
0.000
0.061
0.061
1
12.9000
4.870
99.2
0.134
1.78
1.81
0.134
1
4.5
98.7
data reduction
DENZO
data scaling
SCALEPACK
phasing
GLRF
refinement
CNS
0.5
MINIPROTEIN MP-2 COMPLEX WITH STREPTAVIDIN
1
N
N
1
N
N
2
N
N
2
N
N
3
N
N
3
N
N
3
N
N
3
N
N
The second part of the biological assembly is generated
from the dimer by the two fold axis: -x,y,1/2-z
A
ALA
13
A
ALA
3
HELX_P
A
THR
18
A
THR
8
1
1
6
A
ASN
49
A
ASN
39
HELX_P
A
ARG
53
A
ARG
43
5
2
5
A
THR
115
A
THR
105
HELX_P
A
LYS
121
A
LYS
111
5
3
7
B
ALA
13
B
ALA
3
HELX_P
B
THR
18
B
THR
8
1
4
6
B
ASN
49
B
ASN
39
HELX_P
B
GLU
51
B
GLU
41
5
5
3
B
THR
115
B
THR
105
HELX_P
B
LYS
121
B
LYS
111
5
6
7
C
HIS
4
C
HIS
4
HELX_P
C
GLY
8
C
GLY
8
5
7
5
D
HIS
4
D
HIS
4
HELX_P
D
GLY
8
D
GLY
8
5
8
5
disulf
2.534
C
CYS
2
C
SG
CYS
2
1_555
C
CYS
7
C
SG
CYS
7
1_555
disulf
2.822
C
CYS
3
C
SG
CYS
3
1_555
C
CYS
13
C
SG
CYS
13
1_555
disulf
2.520
D
CYS
2
D
SG
CYS
2
1_555
D
CYS
7
D
SG
CYS
7
1_555
disulf
2.769
D
CYS
3
D
SG
CYS
3
1_555
D
CYS
13
D
SG
CYS
13
1_555
UNKNOWN FUNCTION
CONFORMATIONAL ENSEMBLE, MINI-PROTEINS, DISULPHIDE CONSTRAINED LOOPS, ENTROPICALLY RESTRAINED PROTEINS, PEPTIDES, UNKNOWN FUNCTION
SAV_STRAV
UNP
1
P22629
1HXZ
PDB
2
1HXZ
1
129
1HXZ
11
139
P22629
A
1
1
129
1
129
1HXZ
11
139
P22629
B
1
1
129
1
14
1HXZ
1
14
1HXZ
C
2
1
14
1
14
1HXZ
1
14
1HXZ
D
2
1
14
9
9
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
A
GLY
19
A
GLY
9
A
TYR
22
A
TYR
12
A
SER
27
A
SER
17
A
ALA
33
A
ALA
23
A
ALA
38
A
ALA
28
A
SER
45
A
SER
35
A
TYR
54
A
TYR
44
A
TYR
60
A
TYR
50
A
THR
71
A
THR
61
A
LYS
80
A
LYS
70
A
ASN
85
A
ASN
75
A
VAL
97
A
VAL
87
A
ARG
103
A
ARG
93
A
SER
112
A
SER
102
A
THR
123
A
THR
113
A
THR
131
A
THR
121
A
GLY
19
A
GLY
9
A
TYR
22
A
TYR
12
B
GLY
19
B
GLY
9
B
TYR
22
B
TYR
12
B
THR
28
B
THR
18
B
ALA
33
B
ALA
23
B
ALA
38
B
ALA
28
B
GLU
44
B
GLU
34
B
ARG
53
B
ARG
43
B
TYR
60
B
TYR
50
B
THR
71
B
THR
61
B
LYS
80
B
LYS
70
B
ASN
85
B
ASN
75
B
VAL
97
B
VAL
87
B
ARG
103
B
ARG
93
B
SER
112
B
SER
102
B
THR
123
B
THR
113
B
THR
131
B
THR
121
B
GLY
19
B
GLY
9
B
TYR
22
B
TYR
12
20
C 2 2 21