0.010060
0.000000
0.000000
0.000000
0.010060
0.000000
0.000000
0.000000
0.007949
0.00000
0.00000
0.00000
Weber, P.C.
Salemme, F.R.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
16
90.00
90.00
90.00
99.400
99.400
125.800
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
C10 H16 N2 O3 S
244.311
BIOTIN
non-polymer
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
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
C
N
75
N
O
N
76
N
O
N
77
N
C
N
78
N
C
N
79
N
C
N
80
N
C
N
81
S
C
N
82
N
S
N
83
N
C
N
84
R
C
N
85
N
N
N
86
N
C
N
87
N
O
N
88
N
N
N
89
S
C
N
90
N
H
N
91
N
H
N
92
N
H
N
93
N
H
N
94
N
H
N
95
N
H
N
96
N
H
N
97
N
H
N
98
N
H
N
99
N
H
N
100
N
H
N
101
N
H
N
102
N
H
N
103
N
H
N
104
N
H
N
105
N
H
N
106
N
N
N
107
S
C
N
108
N
C
N
109
N
O
N
110
N
C
N
111
N
C
N
112
N
C
N
113
N
O
N
114
N
N
N
115
N
O
N
116
N
H
N
117
N
H
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
N
N
127
S
C
N
128
N
C
N
129
N
O
N
130
N
C
N
131
N
C
N
132
N
C
N
133
N
O
N
134
N
O
N
135
N
O
N
136
N
H
N
137
N
H
N
138
N
H
N
139
N
H
N
140
N
H
N
141
N
H
N
142
N
H
N
143
N
H
N
144
N
H
N
145
N
N
N
146
N
C
N
147
N
C
N
148
N
O
N
149
N
O
N
150
N
H
N
151
N
H
N
152
N
H
N
153
N
H
N
154
N
H
N
155
N
N
N
156
S
C
N
157
N
C
N
158
N
O
N
159
N
C
Y
160
N
C
Y
161
N
N
Y
162
N
C
Y
163
N
C
Y
164
N
N
N
165
N
O
N
166
N
H
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
O
N
177
N
H
N
178
N
H
N
179
N
N
N
180
S
C
N
181
N
C
N
182
N
O
N
183
S
C
N
184
N
C
N
185
N
C
N
186
N
C
N
187
N
O
N
188
N
H
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
N
N
202
S
C
N
203
N
C
N
204
N
O
N
205
N
C
N
206
N
C
N
207
N
C
N
208
N
C
N
209
N
O
N
210
N
H
N
211
N
H
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
N
N
224
S
C
N
225
N
C
N
226
N
O
N
227
N
C
N
228
N
C
N
229
N
C
N
230
N
C
N
231
N
N
N
232
N
O
N
233
N
H
N
234
N
H
N
235
N
H
N
236
N
H
N
237
N
H
N
238
N
H
N
239
N
H
N
240
N
H
N
241
N
H
N
242
N
H
N
243
N
H
N
244
N
H
N
245
N
H
N
246
N
H
N
247
N
H
N
248
N
N
N
249
S
C
N
250
N
C
N
251
N
O
N
252
N
C
Y
253
N
C
Y
254
N
C
Y
255
N
C
Y
256
N
C
Y
257
N
C
Y
258
N
C
N
259
N
O
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
H
N
271
N
N
N
272
S
C
N
273
N
C
N
274
N
O
N
275
N
C
N
276
N
C
N
277
N
C
N
278
N
O
N
279
N
H
N
280
N
H
N
281
N
H
N
282
N
H
N
283
N
H
N
284
N
H
N
285
N
H
N
286
N
H
N
287
N
H
N
288
N
N
N
289
S
C
N
290
N
C
N
291
N
O
N
292
N
C
N
293
N
O
N
294
N
O
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
H
N
302
N
N
N
303
S
C
N
304
N
C
N
305
N
O
N
306
R
C
N
307
N
O
N
308
N
C
N
309
N
O
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
H
N
319
N
N
N
320
S
C
N
321
N
C
N
322
N
O
N
323
N
C
Y
324
N
C
Y
325
N
C
Y
326
N
C
Y
327
N
N
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
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
H
N
346
N
N
N
347
S
C
N
348
N
C
N
349
N
O
N
350
N
C
Y
351
N
C
Y
352
N
C
Y
353
N
C
Y
354
N
C
Y
355
N
C
Y
356
N
C
N
357
N
O
N
358
N
O
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
H
N
370
N
N
N
371
S
C
N
372
N
C
N
373
N
O
N
374
N
C
N
375
N
C
N
376
N
C
N
377
N
O
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
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
doub
N
71
N
sing
N
72
N
sing
N
73
N
sing
N
74
N
sing
N
75
N
sing
N
76
N
sing
N
77
N
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
sing
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
sing
N
98
N
doub
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
sing
N
109
N
doub
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
sing
N
117
N
doub
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
sing
N
127
N
sing
N
128
N
doub
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
sing
N
136
N
doub
N
137
N
sing
N
138
N
sing
N
139
N
sing
N
140
N
sing
N
141
N
sing
N
142
N
sing
N
143
N
sing
N
144
N
sing
N
145
N
sing
N
146
N
doub
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
doub
N
156
N
sing
N
157
N
sing
N
158
N
sing
N
159
N
sing
Y
160
N
sing
Y
161
N
doub
Y
162
N
doub
N
163
N
sing
Y
164
N
sing
N
165
N
sing
Y
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
doub
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
sing
N
199
N
doub
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
doub
N
221
N
sing
N
222
N
sing
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
sing
N
242
N
sing
N
243
N
sing
N
244
N
doub
N
245
N
sing
N
246
N
sing
N
247
N
sing
N
248
N
sing
Y
249
N
doub
Y
250
N
sing
Y
251
N
sing
N
252
N
sing
Y
253
N
doub
N
254
N
sing
Y
255
N
doub
N
256
N
sing
Y
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
sing
N
267
N
doub
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
sing
N
284
N
doub
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
sing
N
297
N
doub
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
sing
N
313
N
doub
N
314
N
sing
N
315
N
sing
N
316
N
sing
N
317
N
sing
Y
318
N
doub
Y
319
N
sing
Y
320
N
sing
N
321
N
sing
Y
322
N
doub
Y
323
N
sing
Y
324
N
sing
N
325
N
sing
Y
326
N
sing
Y
327
N
doub
N
328
N
sing
Y
329
N
doub
N
330
N
sing
Y
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
sing
N
341
N
doub
N
342
N
sing
N
343
N
sing
N
344
N
sing
N
345
N
sing
Y
346
N
doub
Y
347
N
sing
Y
348
N
sing
N
349
N
sing
Y
350
N
doub
N
351
N
sing
Y
352
N
doub
N
353
N
sing
Y
354
N
sing
N
355
N
sing
N
356
N
sing
N
357
N
sing
N
358
N
sing
N
359
N
sing
N
360
N
sing
N
361
N
sing
N
362
N
sing
N
363
N
sing
N
364
N
sing
N
365
N
doub
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
N
376
N
sing
US
Science
SCIEAS
0038
0036-8075
243
85
88
2911722
Structural origins of high-affinity biotin binding to streptavidin.
1989
US
J.Am.Chem.Soc.
JACSAT
0004
0002-7863
114
3197
Crystallographic and Thermodynamic Comparison of Natural and Synthetic Ligands Bound to Streptavidin
1992
10.2210/pdb1stp/pdb
pdb_00001stp
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
1
16504.852
STREPTAVIDIN COMPLEX WITH BIOTIN
1
man
polymer
244.311
BIOTIN
1
syn
non-polymer
18.015
water
84
nat
water
no
no
DPSKDSKAQVSAAEAGITGTWYNQLGSTFIVTAGADGALTGTYESAVGNAESRYVLTGRYDSAPATDGSGTALGWTVAWK
NNYRNAHSATTWSGQYVGGAEARINTQWLLTSGTTEANAWKSTLVGHDTFTKVKPSAASIDAAKKAGVNNGNPLDAVQQ
DPSKDSKAQVSAAEAGITGTWYNQLGSTFIVTAGADGALTGTYESAVGNAESRYVLTGRYDSAPATDGSGTALGWTVAWK
NNYRNAHSATTWSGQYVGGAEARINTQWLLTSGTTEANAWKSTLVGHDTFTKVKPSAASIDAAKKAGVNNGNPLDAVQQ
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
Streptomyces
sample
1895
Streptomyces avidinii
4.71
73.86
chem_comp_atom
chem_comp_bond
database_2
pdbx_database_status
struct_site
repository
Initial release
Version format compliance
Derived calculations
Version format compliance
Data collection
Database references
Derived calculations
Other
1
0
1992-10-15
1
1
2008-03-24
1
2
2011-07-13
1
3
2024-02-14
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_pdbx_database_status.process_site
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
Y
BNL
1992-03-12
REL
BTN
BIOTIN
HOH
water
BTN
300
2
BTN
BTN
300
A
HOH
311
3
HOH
HOH
311
A
HOH
312
3
HOH
HOH
312
A
HOH
313
3
HOH
HOH
313
A
HOH
314
3
HOH
HOH
314
A
HOH
315
3
HOH
HOH
315
A
HOH
316
3
HOH
HOH
316
A
HOH
317
3
HOH
HOH
317
A
HOH
318
3
HOH
HOH
318
A
HOH
319
3
HOH
HOH
319
A
HOH
320
3
HOH
HOH
320
A
HOH
321
3
HOH
HOH
321
A
HOH
322
3
HOH
HOH
322
A
HOH
323
3
HOH
HOH
323
A
HOH
324
3
HOH
HOH
324
A
HOH
326
3
HOH
HOH
326
A
HOH
327
3
HOH
HOH
327
A
HOH
329
3
HOH
HOH
329
A
HOH
330
3
HOH
HOH
330
A
HOH
331
3
HOH
HOH
331
A
HOH
332
3
HOH
HOH
332
A
HOH
333
3
HOH
HOH
333
A
HOH
334
3
HOH
HOH
334
A
HOH
335
3
HOH
HOH
335
A
HOH
336
3
HOH
HOH
336
A
HOH
338
3
HOH
HOH
338
A
HOH
339
3
HOH
HOH
339
A
HOH
340
3
HOH
HOH
340
A
HOH
341
3
HOH
HOH
341
A
HOH
342
3
HOH
HOH
342
A
HOH
343
3
HOH
HOH
343
A
HOH
344
3
HOH
HOH
344
A
HOH
345
3
HOH
HOH
345
A
HOH
346
3
HOH
HOH
346
A
HOH
347
3
HOH
HOH
347
A
HOH
350
3
HOH
HOH
350
A
HOH
351
3
HOH
HOH
351
A
HOH
352
3
HOH
HOH
352
A
HOH
354
3
HOH
HOH
354
A
HOH
355
3
HOH
HOH
355
A
HOH
358
3
HOH
HOH
358
A
HOH
361
3
HOH
HOH
361
A
HOH
363
3
HOH
HOH
363
A
HOH
364
3
HOH
HOH
364
A
HOH
365
3
HOH
HOH
365
A
HOH
366
3
HOH
HOH
366
A
HOH
370
3
HOH
HOH
370
A
HOH
371
3
HOH
HOH
371
A
HOH
372
3
HOH
HOH
372
A
HOH
373
3
HOH
HOH
373
A
HOH
375
3
HOH
HOH
375
A
HOH
379
3
HOH
HOH
379
A
HOH
381
3
HOH
HOH
381
A
HOH
383
3
HOH
HOH
383
A
HOH
384
3
HOH
HOH
384
A
HOH
386
3
HOH
HOH
386
A
HOH
387
3
HOH
HOH
387
A
HOH
389
3
HOH
HOH
389
A
HOH
390
3
HOH
HOH
390
A
HOH
392
3
HOH
HOH
392
A
HOH
393
3
HOH
HOH
393
A
HOH
394
3
HOH
HOH
394
A
HOH
398
3
HOH
HOH
398
A
HOH
399
3
HOH
HOH
399
A
HOH
400
3
HOH
HOH
400
A
HOH
401
3
HOH
HOH
401
A
HOH
406
3
HOH
HOH
406
A
HOH
407
3
HOH
HOH
407
A
HOH
409
3
HOH
HOH
409
A
HOH
410
3
HOH
HOH
410
A
HOH
411
3
HOH
HOH
411
A
HOH
413
3
HOH
HOH
413
A
HOH
415
3
HOH
HOH
415
A
HOH
416
3
HOH
HOH
416
A
HOH
429
3
HOH
HOH
429
A
HOH
431
3
HOH
HOH
431
A
HOH
432
3
HOH
HOH
432
A
HOH
433
3
HOH
HOH
433
A
HOH
435
3
HOH
HOH
435
A
HOH
436
3
HOH
HOH
436
A
HOH
438
3
HOH
HOH
438
A
HOH
442
3
HOH
HOH
442
A
HOH
443
3
HOH
HOH
443
A
HOH
445
3
HOH
HOH
445
A
HOH
449
3
HOH
HOH
449
A
n
1
1
A
n
2
2
A
n
3
3
A
n
4
4
A
n
5
5
A
n
6
6
A
n
7
7
A
n
8
8
A
n
9
9
A
n
10
10
A
n
11
11
A
n
12
12
A
ALA
13
n
13
ALA
13
A
GLU
14
n
14
GLU
14
A
ALA
15
n
15
ALA
15
A
GLY
16
n
16
GLY
16
A
ILE
17
n
17
ILE
17
A
THR
18
n
18
THR
18
A
GLY
19
n
19
GLY
19
A
THR
20
n
20
THR
20
A
TRP
21
n
21
TRP
21
A
TYR
22
n
22
TYR
22
A
ASN
23
n
23
ASN
23
A
GLN
24
n
24
GLN
24
A
LEU
25
n
25
LEU
25
A
GLY
26
n
26
GLY
26
A
SER
27
n
27
SER
27
A
THR
28
n
28
THR
28
A
PHE
29
n
29
PHE
29
A
ILE
30
n
30
ILE
30
A
VAL
31
n
31
VAL
31
A
THR
32
n
32
THR
32
A
ALA
33
n
33
ALA
33
A
GLY
34
n
34
GLY
34
A
ALA
35
n
35
ALA
35
A
ASP
36
n
36
ASP
36
A
GLY
37
n
37
GLY
37
A
ALA
38
n
38
ALA
38
A
LEU
39
n
39
LEU
39
A
THR
40
n
40
THR
40
A
GLY
41
n
41
GLY
41
A
THR
42
n
42
THR
42
A
TYR
43
n
43
TYR
43
A
GLU
44
n
44
GLU
44
A
SER
45
n
45
SER
45
A
ALA
46
n
46
ALA
46
A
VAL
47
n
47
VAL
47
A
GLY
48
n
48
GLY
48
A
ASN
49
n
49
ASN
49
A
ALA
50
n
50
ALA
50
A
GLU
51
n
51
GLU
51
A
SER
52
n
52
SER
52
A
ARG
53
n
53
ARG
53
A
TYR
54
n
54
TYR
54
A
VAL
55
n
55
VAL
55
A
LEU
56
n
56
LEU
56
A
THR
57
n
57
THR
57
A
GLY
58
n
58
GLY
58
A
ARG
59
n
59
ARG
59
A
TYR
60
n
60
TYR
60
A
ASP
61
n
61
ASP
61
A
SER
62
n
62
SER
62
A
ALA
63
n
63
ALA
63
A
PRO
64
n
64
PRO
64
A
ALA
65
n
65
ALA
65
A
THR
66
n
66
THR
66
A
ASP
67
n
67
ASP
67
A
GLY
68
n
68
GLY
68
A
SER
69
n
69
SER
69
A
GLY
70
n
70
GLY
70
A
THR
71
n
71
THR
71
A
ALA
72
n
72
ALA
72
A
LEU
73
n
73
LEU
73
A
GLY
74
n
74
GLY
74
A
TRP
75
n
75
TRP
75
A
THR
76
n
76
THR
76
A
VAL
77
n
77
VAL
77
A
ALA
78
n
78
ALA
78
A
TRP
79
n
79
TRP
79
A
LYS
80
n
80
LYS
80
A
ASN
81
n
81
ASN
81
A
ASN
82
n
82
ASN
82
A
TYR
83
n
83
TYR
83
A
ARG
84
n
84
ARG
84
A
ASN
85
n
85
ASN
85
A
ALA
86
n
86
ALA
86
A
HIS
87
n
87
HIS
87
A
SER
88
n
88
SER
88
A
ALA
89
n
89
ALA
89
A
THR
90
n
90
THR
90
A
THR
91
n
91
THR
91
A
TRP
92
n
92
TRP
92
A
SER
93
n
93
SER
93
A
GLY
94
n
94
GLY
94
A
GLN
95
n
95
GLN
95
A
TYR
96
n
96
TYR
96
A
VAL
97
n
97
VAL
97
A
GLY
98
n
98
GLY
98
A
GLY
99
n
99
GLY
99
A
ALA
100
n
100
ALA
100
A
GLU
101
n
101
GLU
101
A
ALA
102
n
102
ALA
102
A
ARG
103
n
103
ARG
103
A
ILE
104
n
104
ILE
104
A
ASN
105
n
105
ASN
105
A
THR
106
n
106
THR
106
A
GLN
107
n
107
GLN
107
A
TRP
108
n
108
TRP
108
A
LEU
109
n
109
LEU
109
A
LEU
110
n
110
LEU
110
A
THR
111
n
111
THR
111
A
SER
112
n
112
SER
112
A
GLY
113
n
113
GLY
113
A
THR
114
n
114
THR
114
A
THR
115
n
115
THR
115
A
GLU
116
n
116
GLU
116
A
ALA
117
n
117
ALA
117
A
ASN
118
n
118
ASN
118
A
ALA
119
n
119
ALA
119
A
TRP
120
n
120
TRP
120
A
LYS
121
n
121
LYS
121
A
SER
122
n
122
SER
122
A
THR
123
n
123
THR
123
A
LEU
124
n
124
LEU
124
A
VAL
125
n
125
VAL
125
A
GLY
126
n
126
GLY
126
A
HIS
127
n
127
HIS
127
A
ASP
128
n
128
ASP
128
A
THR
129
n
129
THR
129
A
PHE
130
n
130
PHE
130
A
THR
131
n
131
THR
131
A
LYS
132
n
132
LYS
132
A
VAL
133
n
133
VAL
133
A
n
134
134
A
n
135
135
A
n
136
136
A
n
137
137
A
n
138
138
A
n
139
139
A
n
140
140
A
n
141
141
A
n
142
142
A
n
143
143
A
n
144
144
A
n
145
145
A
n
146
146
A
n
147
147
A
n
148
148
A
n
149
149
A
n
150
150
A
n
151
151
A
n
152
152
A
n
153
153
A
n
154
154
A
n
155
155
A
n
156
156
A
n
157
157
A
n
158
158
A
n
159
159
A
author_and_software_defined_assembly
PISA,PQS
4
tetrameric
11350
-42
18340
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
0.0000000000
-1.0000000000
0.0000000000
-1.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
-1.0000000000
8_555
-y,-x,-z
crystal symmetry 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
10_555
-x,-y,z
crystal symmetry operation
0.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
0.0000000000
1.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
-1.0000000000
15_555
y,x,-z
crystal symmetry operation
0.0000000000
0.0000000000
0.0000000000
A
O
TRP
21
A
O
TRP
21
A
N
PHE
29
A
N
PHE
29
A
N
THR
32
A
N
THR
32
A
O
THR
40
A
O
THR
40
A
O
TYR
43
A
O
TYR
43
A
N
TYR
54
A
N
TYR
54
A
O
ARG
59
A
O
ARG
59
A
N
GLY
74
A
N
GLY
74
A
O
TRP
79
A
O
TRP
79
A
N
ALA
86
A
N
ALA
86
A
N
VAL
97
A
N
VAL
97
A
O
ARG
103
A
O
ARG
103
A
O
LEU
110
A
O
LEU
110
A
N
LEU
124
A
N
LEU
124
A
O
THR
131
A
O
THR
131
A
N
TYR
22
A
N
TYR
22
1
A
ASP
1
A
ASP
1
1
Y
1
A
PRO
2
A
PRO
2
1
Y
1
A
SER
3
A
SER
3
1
Y
1
A
LYS
4
A
LYS
4
1
Y
1
A
ASP
5
A
ASP
5
1
Y
1
A
SER
6
A
SER
6
1
Y
1
A
LYS
7
A
LYS
7
1
Y
1
A
ALA
8
A
ALA
8
1
Y
1
A
GLN
9
A
GLN
9
1
Y
1
A
VAL
10
A
VAL
10
1
Y
1
A
SER
11
A
SER
11
1
Y
1
A
ALA
12
A
ALA
12
1
Y
1
A
LYS
134
A
LYS
134
1
Y
1
A
PRO
135
A
PRO
135
1
Y
1
A
SER
136
A
SER
136
1
Y
1
A
ALA
137
A
ALA
137
1
Y
1
A
ALA
138
A
ALA
138
1
Y
1
A
SER
139
A
SER
139
1
Y
1
A
ILE
140
A
ILE
140
1
Y
1
A
ASP
141
A
ASP
141
1
Y
1
A
ALA
142
A
ALA
142
1
Y
1
A
ALA
143
A
ALA
143
1
Y
1
A
LYS
144
A
LYS
144
1
Y
1
A
LYS
145
A
LYS
145
1
Y
1
A
ALA
146
A
ALA
146
1
Y
1
A
GLY
147
A
GLY
147
1
Y
1
A
VAL
148
A
VAL
148
1
Y
1
A
ASN
149
A
ASN
149
1
Y
1
A
ASN
150
A
ASN
150
1
Y
1
A
GLY
151
A
GLY
151
1
Y
1
A
ASN
152
A
ASN
152
1
Y
1
A
PRO
153
A
PRO
153
1
Y
1
A
LEU
154
A
LEU
154
1
Y
1
A
ASP
155
A
ASP
155
1
Y
1
A
ALA
156
A
ALA
156
1
Y
1
A
VAL
157
A
VAL
157
1
Y
1
A
GLN
158
A
GLN
158
1
Y
1
A
GLN
159
A
GLN
159
1
Y
1
A
ARG
103
0.095
SIDE CHAIN
1
15.96
2.20
113.40
129.36
A
A
A
CA
CB
CG
ARG
ARG
ARG
53
53
53
N
1
12.61
1.40
123.60
136.21
A
A
A
CD
NE
CZ
ARG
ARG
ARG
53
53
53
N
1
4.65
0.50
120.30
124.95
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
53
53
53
N
1
-3.22
0.50
120.30
117.08
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
84
84
84
N
1
-9.26
1.40
123.60
114.34
A
A
A
CD
NE
CZ
ARG
ARG
ARG
103
103
103
N
1
-4.62
0.50
120.30
115.68
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
103
103
103
N
1
A
SER
52
72.34
-156.81
1
A
TRP
79
-69.17
57.58
0.2200000
2.6
1
2.6
84
1001
16
0
901
refinement
PROLSQ
STRUCTURAL ORIGINS OF HIGH-AFFINITY BIOTIN BINDING TO STREPTAVIDIN
1
N
N
2
N
N
3
N
N
A
ALA
13
A
ALA
13
HELX_P
A
THR
18
A
THR
18
1
1
6
A
THR
115
A
THR
115
HELX_P
A
LYS
121
A
LYS
121
5
2
7
BIOTIN BINDING PROTEIN
BIOTIN BINDING PROTEIN
SAV_STRAV
UNP
1
1
P22629
MRKIVVAAIAVSLTTVSITASASADPSKDSKAQVSAAEAGITGTWYNQLGSTFIVTAGADGALTGTYESAVGNAESRYVL
TGRYDSAPATDGSGTALGWTVAWKNNYRNAHSATTWSGQYVGGAEARINTQWLLTSGTTEANAWKSTLVGHDTFTKVKPS
AASIDAAKKAGVNNGNPLDAVQQ
25
183
1STP
1
159
P22629
A
1
1
159
9
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
A
GLY
19
A
GLY
19
A
ASN
23
A
ASN
23
A
THR
28
A
THR
28
A
ALA
33
A
ALA
33
A
ALA
38
A
ALA
38
A
GLU
44
A
GLU
44
A
TYR
54
A
TYR
54
A
TYR
60
A
TYR
60
A
THR
71
A
THR
71
A
LYS
80
A
LYS
80
A
ASN
85
A
ASN
85
A
VAL
97
A
VAL
97
A
ARG
103
A
ARG
103
A
SER
112
A
SER
112
A
THR
123
A
THR
123
A
THR
131
A
THR
131
A
GLY
19
A
GLY
19
A
ASN
23
A
ASN
23
BINDING SITE FOR RESIDUE BTN A 300
A
BTN
300
Software
15
A
ASN
23
A
ASN
23
15
1_555
A
SER
27
A
SER
27
15
1_555
A
TYR
43
A
TYR
43
15
1_555
A
SER
45
A
SER
45
15
1_555
A
VAL
47
A
VAL
47
15
1_555
A
ASN
49
A
ASN
49
15
1_555
A
TRP
79
A
TRP
79
15
1_555
A
ALA
86
A
ALA
86
15
1_555
A
SER
88
A
SER
88
15
1_555
A
THR
90
A
THR
90
15
1_555
A
TRP
108
A
TRP
108
15
1_555
A
TRP
120
A
TRP
120
15
10_555
A
ASP
128
A
ASP
128
15
1_555
A
HOH
315
C
HOH
15
1_555
A
HOH
445
C
HOH
15
1_555
98
I 41 2 2