0.017153
0.000000
0.002686
0.000000
0.011403
0.000000
0.000000
0.000000
0.021628
0.000000
0.000000
0.000000
Le Trong, I.
Freitag, S.
Klumb, L.A.
Chu, V.
Stayton, P.S.
Stenkamp, R.E.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
8
90.00
98.90
90.00
58.300
87.700
46.800
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
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
N
N
75
S
C
N
76
N
C
N
77
N
O
N
78
N
C
N
79
N
C
N
80
N
C
N
81
N
O
N
82
N
N
N
83
N
O
N
84
N
H
N
85
N
H
N
86
N
H
N
87
N
H
N
88
N
H
N
89
N
H
N
90
N
H
N
91
N
H
N
92
N
H
N
93
N
H
N
94
N
N
N
95
S
C
N
96
N
C
N
97
N
O
N
98
N
C
N
99
N
C
N
100
N
C
N
101
N
O
N
102
N
O
N
103
N
O
N
104
N
H
N
105
N
H
N
106
N
H
N
107
N
H
N
108
N
H
N
109
N
H
N
110
N
H
N
111
N
H
N
112
N
H
N
113
N
N
N
114
N
C
N
115
N
C
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
N
N
124
S
C
N
125
N
C
N
126
N
O
N
127
N
C
Y
128
N
C
Y
129
N
N
Y
130
N
C
Y
131
N
C
Y
132
N
N
N
133
N
O
N
134
N
H
N
135
N
H
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
O
N
145
N
H
N
146
N
H
N
147
N
N
N
148
S
C
N
149
N
C
N
150
N
O
N
151
S
C
N
152
N
C
N
153
N
C
N
154
N
C
N
155
N
O
N
156
N
H
N
157
N
H
N
158
N
H
N
159
N
H
N
160
N
H
N
161
N
H
N
162
N
H
N
163
N
H
N
164
N
H
N
165
N
H
N
166
N
H
N
167
N
H
N
168
N
H
N
169
N
N
N
170
S
C
N
171
N
C
N
172
N
O
N
173
N
C
N
174
N
C
N
175
N
C
N
176
N
C
N
177
N
O
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
H
N
185
N
H
N
186
N
H
N
187
N
H
N
188
N
H
N
189
N
H
N
190
N
H
N
191
N
N
N
192
S
C
N
193
N
C
N
194
N
O
N
195
N
C
N
196
N
C
N
197
N
C
N
198
N
C
N
199
N
N
N
200
N
O
N
201
N
H
N
202
N
H
N
203
N
H
N
204
N
H
N
205
N
H
N
206
N
H
N
207
N
H
N
208
N
H
N
209
N
H
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
N
N
217
S
C
N
218
N
C
N
219
N
O
N
220
N
C
Y
221
N
C
Y
222
N
C
Y
223
N
C
Y
224
N
C
Y
225
N
C
Y
226
N
C
N
227
N
O
N
228
N
H
N
229
N
H
N
230
N
H
N
231
N
H
N
232
N
H
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
N
N
240
S
C
N
241
N
C
N
242
N
O
N
243
N
C
N
244
N
C
N
245
N
C
N
246
N
O
N
247
N
H
N
248
N
H
N
249
N
H
N
250
N
H
N
251
N
H
N
252
N
H
N
253
N
H
N
254
N
H
N
255
N
H
N
256
N
N
N
257
S
C
N
258
N
C
N
259
N
O
N
260
N
C
N
261
N
O
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
N
N
271
S
C
N
272
N
C
N
273
N
O
N
274
R
C
N
275
N
O
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
Y
292
N
C
Y
293
N
C
Y
294
N
C
Y
295
N
N
Y
296
N
C
Y
297
N
C
Y
298
N
C
Y
299
N
C
Y
300
N
C
N
301
N
O
N
302
N
H
N
303
N
H
N
304
N
H
N
305
N
H
N
306
N
H
N
307
N
H
N
308
N
H
N
309
N
H
N
310
N
H
N
311
N
H
N
312
N
H
N
313
N
H
N
314
N
N
N
315
S
C
N
316
N
C
N
317
N
O
N
318
N
C
Y
319
N
C
Y
320
N
C
Y
321
N
C
Y
322
N
C
Y
323
N
C
Y
324
N
C
N
325
N
O
N
326
N
O
N
327
N
H
N
328
N
H
N
329
N
H
N
330
N
H
N
331
N
H
N
332
N
H
N
333
N
H
N
334
N
H
N
335
N
H
N
336
N
H
N
337
N
H
N
338
N
N
N
339
S
C
N
340
N
C
N
341
N
O
N
342
N
C
N
343
N
C
N
344
N
C
N
345
N
O
N
346
N
H
N
347
N
H
N
348
N
H
N
349
N
H
N
350
N
H
N
351
N
H
N
352
N
H
N
353
N
H
N
354
N
H
N
355
N
H
N
356
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
doub
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
doub
N
96
N
sing
N
97
N
sing
N
98
N
sing
N
99
N
sing
N
100
N
sing
N
101
N
sing
N
102
N
sing
N
103
N
doub
N
104
N
sing
N
105
N
sing
N
106
N
sing
N
107
N
sing
N
108
N
sing
N
109
N
sing
N
110
N
sing
N
111
N
sing
N
112
N
sing
N
113
N
doub
N
114
N
sing
N
115
N
sing
N
116
N
sing
N
117
N
sing
N
118
N
sing
N
119
N
sing
N
120
N
sing
N
121
N
sing
N
122
N
doub
N
123
N
sing
N
124
N
sing
N
125
N
sing
N
126
N
sing
Y
127
N
sing
Y
128
N
doub
Y
129
N
doub
N
130
N
sing
Y
131
N
sing
N
132
N
sing
Y
133
N
sing
N
134
N
sing
N
135
N
sing
N
136
N
sing
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
doub
N
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
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
doub
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
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
doub
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
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
doub
N
212
N
sing
N
213
N
sing
N
214
N
sing
N
215
N
sing
Y
216
N
doub
Y
217
N
sing
Y
218
N
sing
N
219
N
sing
Y
220
N
doub
N
221
N
sing
Y
222
N
doub
N
223
N
sing
Y
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
doub
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
sing
N
245
N
sing
N
246
N
sing
N
247
N
sing
N
248
N
sing
N
249
N
sing
N
250
N
sing
N
251
N
doub
N
252
N
sing
N
253
N
sing
N
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
doub
N
281
N
sing
N
282
N
sing
N
283
N
sing
N
284
N
sing
Y
285
N
doub
Y
286
N
sing
Y
287
N
sing
N
288
N
sing
Y
289
N
doub
Y
290
N
sing
Y
291
N
sing
N
292
N
sing
Y
293
N
sing
Y
294
N
doub
N
295
N
sing
Y
296
N
doub
N
297
N
sing
Y
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
doub
N
309
N
sing
N
310
N
sing
N
311
N
sing
N
312
N
sing
Y
313
N
doub
Y
314
N
sing
Y
315
N
sing
N
316
N
sing
Y
317
N
doub
N
318
N
sing
Y
319
N
doub
N
320
N
sing
Y
321
N
sing
N
322
N
sing
N
323
N
sing
N
324
N
sing
N
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
doub
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
sing
N
342
N
sing
N
343
N
sing
DK
Acta Crystallogr.,Sect.D
ABCRE6
0766
0907-4449
59
1567
1573
10.1107/S0907444903014562
12925786
Structural studies of hydrogen bonds in the high-affinity streptavidin-biotin complex: mutations of amino acids interacting with the ureido oxygen of biotin.
2003
10.2210/pdb1n7y/pdb
pdb_00001n7y
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
293
1
AREA DETECTOR
1996-07-09
XENTRONICS
graphite
SINGLE WAVELENGTH
M
x-ray
1
1.5418
1.0
1.5418
ROTATING ANODE
RIGAKU
13296.347
Streptavidin
core streptavidin, residues 13-139
N23E
4
man
polymer
18.015
water
175
nat
water
no
no
AEAGITGTWYEQLGSTFIVTAGADGALTGTYESAVGNAESRYVLTGRYDSAPATDGSGTALGWTVAWKNNYRNAHSATTW
SGQYVGGAEARINTQWLLTSGTTEANAWKSTLVGHDTFTKVKPSAAS
AEAGITGTWYEQLGSTFIVTAGADGALTGTYESAVGNAESRYVLTGRYDSAPATDGSGTALGWTVAWKNNYRNAHSATTW
SGQYVGGAEARINTQWLLTSGTTEANAWKSTLVGHDTFTKVKPSAAS
A,B,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
Streptomyces
Escherichia
Escherichia coli
sample
core streptavidin
1895
Streptomyces avidinii
511693
Escherichia coli BL21
BL21
plasmid
pET21a
1
2.06
44.65
VAPOR DIFFUSION, SITTING DROP
4.5
MPD, pH 4.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K
293
software
database_2
struct_ref_seq_dif
chem_comp_atom
chem_comp_bond
repository
Initial release
Version format compliance
Version format compliance
Refinement description
Database references
Data collection
1
0
2003-09-02
1
1
2008-04-28
1
2
2011-07-13
1
3
2017-10-11
1
4
2021-10-27
1
5
2024-02-14
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_struct_ref_seq_dif.details
STREPTAVIDIN MUTANT N23A WITH BIOTIN AT 1.89A RESOLUTION
STREPTAVIDIN MUTANT N23A AT 2.2A RESOLUTION
RCSB
Y
RCSB
2002-11-18
REL
REL
HOH
water
HOH
6004
2
HOH
HOH
6004
A
HOH
6008
2
HOH
HOH
6008
A
HOH
6010
2
HOH
HOH
6010
A
HOH
6014
2
HOH
HOH
6014
A
HOH
6017
2
HOH
HOH
6017
A
HOH
6026
2
HOH
HOH
6026
A
HOH
6034
2
HOH
HOH
6034
A
HOH
6037
2
HOH
HOH
6037
A
HOH
6043
2
HOH
HOH
6043
A
HOH
6044
2
HOH
HOH
6044
A
HOH
6054
2
HOH
HOH
6054
A
HOH
6056
2
HOH
HOH
6056
A
HOH
6057
2
HOH
HOH
6057
A
HOH
6060
2
HOH
HOH
6060
A
HOH
6066
2
HOH
HOH
6066
A
HOH
6072
2
HOH
HOH
6072
A
HOH
6079
2
HOH
HOH
6079
A
HOH
6082
2
HOH
HOH
6082
A
HOH
6083
2
HOH
HOH
6083
A
HOH
6093
2
HOH
HOH
6093
A
HOH
6096
2
HOH
HOH
6096
A
HOH
6097
2
HOH
HOH
6097
A
HOH
6098
2
HOH
HOH
6098
A
HOH
6099
2
HOH
HOH
6099
A
HOH
6109
2
HOH
HOH
6109
A
HOH
6110
2
HOH
HOH
6110
A
HOH
6115
2
HOH
HOH
6115
A
HOH
6121
2
HOH
HOH
6121
A
HOH
6122
2
HOH
HOH
6122
A
HOH
6127
2
HOH
HOH
6127
A
HOH
6132
2
HOH
HOH
6132
A
HOH
6137
2
HOH
HOH
6137
A
HOH
6145
2
HOH
HOH
6145
A
HOH
6146
2
HOH
HOH
6146
A
HOH
6150
2
HOH
HOH
6150
A
HOH
6155
2
HOH
HOH
6155
A
HOH
6159
2
HOH
HOH
6159
A
HOH
6169
2
HOH
HOH
6169
A
HOH
6172
2
HOH
HOH
6172
A
HOH
6177
2
HOH
HOH
6177
A
HOH
6179
2
HOH
HOH
6179
A
HOH
6183
2
HOH
HOH
6183
A
HOH
6003
2
HOH
HOH
6003
B
HOH
6009
2
HOH
HOH
6009
B
HOH
6012
2
HOH
HOH
6012
B
HOH
6013
2
HOH
HOH
6013
B
HOH
6018
2
HOH
HOH
6018
B
HOH
6021
2
HOH
HOH
6021
B
HOH
6022
2
HOH
HOH
6022
B
HOH
6032
2
HOH
HOH
6032
B
HOH
6038
2
HOH
HOH
6038
B
HOH
6039
2
HOH
HOH
6039
B
HOH
6040
2
HOH
HOH
6040
B
HOH
6046
2
HOH
HOH
6046
B
HOH
6047
2
HOH
HOH
6047
B
HOH
6048
2
HOH
HOH
6048
B
HOH
6052
2
HOH
HOH
6052
B
HOH
6059
2
HOH
HOH
6059
B
HOH
6063
2
HOH
HOH
6063
B
HOH
6065
2
HOH
HOH
6065
B
HOH
6069
2
HOH
HOH
6069
B
HOH
6070
2
HOH
HOH
6070
B
HOH
6080
2
HOH
HOH
6080
B
HOH
6084
2
HOH
HOH
6084
B
HOH
6088
2
HOH
HOH
6088
B
HOH
6089
2
HOH
HOH
6089
B
HOH
6101
2
HOH
HOH
6101
B
HOH
6102
2
HOH
HOH
6102
B
HOH
6105
2
HOH
HOH
6105
B
HOH
6114
2
HOH
HOH
6114
B
HOH
6116
2
HOH
HOH
6116
B
HOH
6126
2
HOH
HOH
6126
B
HOH
6129
2
HOH
HOH
6129
B
HOH
6135
2
HOH
HOH
6135
B
HOH
6141
2
HOH
HOH
6141
B
HOH
6152
2
HOH
HOH
6152
B
HOH
6153
2
HOH
HOH
6153
B
HOH
6157
2
HOH
HOH
6157
B
HOH
6160
2
HOH
HOH
6160
B
HOH
6161
2
HOH
HOH
6161
B
HOH
6164
2
HOH
HOH
6164
B
HOH
6168
2
HOH
HOH
6168
B
HOH
6171
2
HOH
HOH
6171
B
HOH
6180
2
HOH
HOH
6180
B
HOH
6001
2
HOH
HOH
6001
C
HOH
6002
2
HOH
HOH
6002
C
HOH
6006
2
HOH
HOH
6006
C
HOH
6011
2
HOH
HOH
6011
C
HOH
6015
2
HOH
HOH
6015
C
HOH
6016
2
HOH
HOH
6016
C
HOH
6023
2
HOH
HOH
6023
C
HOH
6025
2
HOH
HOH
6025
C
HOH
6029
2
HOH
HOH
6029
C
HOH
6031
2
HOH
HOH
6031
C
HOH
6041
2
HOH
HOH
6041
C
HOH
6042
2
HOH
HOH
6042
C
HOH
6049
2
HOH
HOH
6049
C
HOH
6050
2
HOH
HOH
6050
C
HOH
6051
2
HOH
HOH
6051
C
HOH
6055
2
HOH
HOH
6055
C
HOH
6061
2
HOH
HOH
6061
C
HOH
6062
2
HOH
HOH
6062
C
HOH
6071
2
HOH
HOH
6071
C
HOH
6073
2
HOH
HOH
6073
C
HOH
6075
2
HOH
HOH
6075
C
HOH
6076
2
HOH
HOH
6076
C
HOH
6077
2
HOH
HOH
6077
C
HOH
6078
2
HOH
HOH
6078
C
HOH
6081
2
HOH
HOH
6081
C
HOH
6085
2
HOH
HOH
6085
C
HOH
6090
2
HOH
HOH
6090
C
HOH
6091
2
HOH
HOH
6091
C
HOH
6095
2
HOH
HOH
6095
C
HOH
6100
2
HOH
HOH
6100
C
HOH
6103
2
HOH
HOH
6103
C
HOH
6104
2
HOH
HOH
6104
C
HOH
6106
2
HOH
HOH
6106
C
HOH
6108
2
HOH
HOH
6108
C
HOH
6111
2
HOH
HOH
6111
C
HOH
6112
2
HOH
HOH
6112
C
HOH
6113
2
HOH
HOH
6113
C
HOH
6123
2
HOH
HOH
6123
C
HOH
6124
2
HOH
HOH
6124
C
HOH
6136
2
HOH
HOH
6136
C
HOH
6138
2
HOH
HOH
6138
C
HOH
6142
2
HOH
HOH
6142
C
HOH
6143
2
HOH
HOH
6143
C
HOH
6156
2
HOH
HOH
6156
C
HOH
6166
2
HOH
HOH
6166
C
HOH
6174
2
HOH
HOH
6174
C
HOH
6175
2
HOH
HOH
6175
C
HOH
6181
2
HOH
HOH
6181
C
HOH
6184
2
HOH
HOH
6184
C
HOH
6005
2
HOH
HOH
6005
D
HOH
6007
2
HOH
HOH
6007
D
HOH
6019
2
HOH
HOH
6019
D
HOH
6020
2
HOH
HOH
6020
D
HOH
6024
2
HOH
HOH
6024
D
HOH
6027
2
HOH
HOH
6027
D
HOH
6028
2
HOH
HOH
6028
D
HOH
6030
2
HOH
HOH
6030
D
HOH
6033
2
HOH
HOH
6033
D
HOH
6035
2
HOH
HOH
6035
D
HOH
6036
2
HOH
HOH
6036
D
HOH
6045
2
HOH
HOH
6045
D
HOH
6053
2
HOH
HOH
6053
D
HOH
6058
2
HOH
HOH
6058
D
HOH
6064
2
HOH
HOH
6064
D
HOH
6067
2
HOH
HOH
6067
D
HOH
6068
2
HOH
HOH
6068
D
HOH
6074
2
HOH
HOH
6074
D
HOH
6086
2
HOH
HOH
6086
D
HOH
6087
2
HOH
HOH
6087
D
HOH
6092
2
HOH
HOH
6092
D
HOH
6094
2
HOH
HOH
6094
D
HOH
6107
2
HOH
HOH
6107
D
HOH
6119
2
HOH
HOH
6119
D
HOH
6120
2
HOH
HOH
6120
D
HOH
6125
2
HOH
HOH
6125
D
HOH
6128
2
HOH
HOH
6128
D
HOH
6130
2
HOH
HOH
6130
D
HOH
6131
2
HOH
HOH
6131
D
HOH
6133
2
HOH
HOH
6133
D
HOH
6134
2
HOH
HOH
6134
D
HOH
6147
2
HOH
HOH
6147
D
HOH
6148
2
HOH
HOH
6148
D
HOH
6154
2
HOH
HOH
6154
D
HOH
6158
2
HOH
HOH
6158
D
HOH
6163
2
HOH
HOH
6163
D
HOH
6167
2
HOH
HOH
6167
D
HOH
6170
2
HOH
HOH
6170
D
HOH
6173
2
HOH
HOH
6173
D
HOH
6176
2
HOH
HOH
6176
D
HOH
6178
2
HOH
HOH
6178
D
HOH
6182
2
HOH
HOH
6182
D
n
1
13
A
n
2
14
A
n
3
15
A
GLY
16
n
4
GLY
16
A
ILE
17
n
5
ILE
17
A
THR
18
n
6
THR
18
A
GLY
19
n
7
GLY
19
A
THR
20
n
8
THR
20
A
TRP
21
n
9
TRP
21
A
TYR
22
n
10
TYR
22
A
GLU
23
n
11
GLU
23
A
GLN
24
n
12
GLN
24
A
LEU
25
n
13
LEU
25
A
GLY
26
n
14
GLY
26
A
SER
27
n
15
SER
27
A
THR
28
n
16
THR
28
A
PHE
29
n
17
PHE
29
A
ILE
30
n
18
ILE
30
A
VAL
31
n
19
VAL
31
A
THR
32
n
20
THR
32
A
ALA
33
n
21
ALA
33
A
GLY
34
n
22
GLY
34
A
ALA
35
n
23
ALA
35
A
ASP
36
n
24
ASP
36
A
GLY
37
n
25
GLY
37
A
ALA
38
n
26
ALA
38
A
LEU
39
n
27
LEU
39
A
THR
40
n
28
THR
40
A
GLY
41
n
29
GLY
41
A
THR
42
n
30
THR
42
A
TYR
43
n
31
TYR
43
A
GLU
44
n
32
GLU
44
A
n
33
45
A
n
34
46
A
n
35
47
A
n
36
48
A
n
37
49
A
n
38
50
A
n
39
51
A
SER
52
n
40
SER
52
A
ARG
53
n
41
ARG
53
A
TYR
54
n
42
TYR
54
A
VAL
55
n
43
VAL
55
A
LEU
56
n
44
LEU
56
A
THR
57
n
45
THR
57
A
GLY
58
n
46
GLY
58
A
ARG
59
n
47
ARG
59
A
TYR
60
n
48
TYR
60
A
ASP
61
n
49
ASP
61
A
SER
62
n
50
SER
62
A
ALA
63
n
51
ALA
63
A
PRO
64
n
52
PRO
64
A
ALA
65
n
53
ALA
65
A
THR
66
n
54
THR
66
A
ASP
67
n
55
ASP
67
A
GLY
68
n
56
GLY
68
A
SER
69
n
57
SER
69
A
GLY
70
n
58
GLY
70
A
THR
71
n
59
THR
71
A
ALA
72
n
60
ALA
72
A
LEU
73
n
61
LEU
73
A
GLY
74
n
62
GLY
74
A
TRP
75
n
63
TRP
75
A
THR
76
n
64
THR
76
A
VAL
77
n
65
VAL
77
A
ALA
78
n
66
ALA
78
A
TRP
79
n
67
TRP
79
A
LYS
80
n
68
LYS
80
A
ASN
81
n
69
ASN
81
A
ASN
82
n
70
ASN
82
A
TYR
83
n
71
TYR
83
A
ARG
84
n
72
ARG
84
A
ASN
85
n
73
ASN
85
A
ALA
86
n
74
ALA
86
A
HIS
87
n
75
HIS
87
A
SER
88
n
76
SER
88
A
ALA
89
n
77
ALA
89
A
THR
90
n
78
THR
90
A
THR
91
n
79
THR
91
A
TRP
92
n
80
TRP
92
A
SER
93
n
81
SER
93
A
GLY
94
n
82
GLY
94
A
GLN
95
n
83
GLN
95
A
TYR
96
n
84
TYR
96
A
VAL
97
n
85
VAL
97
A
GLY
98
n
86
GLY
98
A
GLY
99
n
87
GLY
99
A
ALA
100
n
88
ALA
100
A
GLU
101
n
89
GLU
101
A
ALA
102
n
90
ALA
102
A
ARG
103
n
91
ARG
103
A
ILE
104
n
92
ILE
104
A
ASN
105
n
93
ASN
105
A
THR
106
n
94
THR
106
A
GLN
107
n
95
GLN
107
A
TRP
108
n
96
TRP
108
A
LEU
109
n
97
LEU
109
A
LEU
110
n
98
LEU
110
A
THR
111
n
99
THR
111
A
SER
112
n
100
SER
112
A
GLY
113
n
101
GLY
113
A
THR
114
n
102
THR
114
A
THR
115
n
103
THR
115
A
GLU
116
n
104
GLU
116
A
ALA
117
n
105
ALA
117
A
ASN
118
n
106
ASN
118
A
ALA
119
n
107
ALA
119
A
TRP
120
n
108
TRP
120
A
LYS
121
n
109
LYS
121
A
SER
122
n
110
SER
122
A
THR
123
n
111
THR
123
A
LEU
124
n
112
LEU
124
A
VAL
125
n
113
VAL
125
A
GLY
126
n
114
GLY
126
A
HIS
127
n
115
HIS
127
A
ASP
128
n
116
ASP
128
A
THR
129
n
117
THR
129
A
PHE
130
n
118
PHE
130
A
THR
131
n
119
THR
131
A
LYS
132
n
120
LYS
132
A
VAL
133
n
121
VAL
133
A
LYS
134
n
122
LYS
134
A
PRO
135
n
123
PRO
135
A
n
124
136
A
n
125
137
A
n
126
138
A
n
127
139
A
n
1
13
B
n
2
14
B
n
3
15
B
GLY
16
n
4
GLY
16
B
ILE
17
n
5
ILE
17
B
THR
18
n
6
THR
18
B
GLY
19
n
7
GLY
19
B
THR
20
n
8
THR
20
B
TRP
21
n
9
TRP
21
B
TYR
22
n
10
TYR
22
B
GLU
23
n
11
GLU
23
B
GLN
24
n
12
GLN
24
B
LEU
25
n
13
LEU
25
B
GLY
26
n
14
GLY
26
B
SER
27
n
15
SER
27
B
THR
28
n
16
THR
28
B
PHE
29
n
17
PHE
29
B
ILE
30
n
18
ILE
30
B
VAL
31
n
19
VAL
31
B
THR
32
n
20
THR
32
B
ALA
33
n
21
ALA
33
B
GLY
34
n
22
GLY
34
B
ALA
35
n
23
ALA
35
B
ASP
36
n
24
ASP
36
B
GLY
37
n
25
GLY
37
B
ALA
38
n
26
ALA
38
B
LEU
39
n
27
LEU
39
B
THR
40
n
28
THR
40
B
GLY
41
n
29
GLY
41
B
THR
42
n
30
THR
42
B
TYR
43
n
31
TYR
43
B
GLU
44
n
32
GLU
44
B
n
33
45
B
n
34
46
B
n
35
47
B
n
36
48
B
ASN
49
n
37
ASN
49
B
ALA
50
n
38
ALA
50
B
GLU
51
n
39
GLU
51
B
SER
52
n
40
SER
52
B
ARG
53
n
41
ARG
53
B
TYR
54
n
42
TYR
54
B
VAL
55
n
43
VAL
55
B
LEU
56
n
44
LEU
56
B
THR
57
n
45
THR
57
B
GLY
58
n
46
GLY
58
B
ARG
59
n
47
ARG
59
B
TYR
60
n
48
TYR
60
B
ASP
61
n
49
ASP
61
B
SER
62
n
50
SER
62
B
ALA
63
n
51
ALA
63
B
PRO
64
n
52
PRO
64
B
ALA
65
n
53
ALA
65
B
THR
66
n
54
THR
66
B
ASP
67
n
55
ASP
67
B
GLY
68
n
56
GLY
68
B
SER
69
n
57
SER
69
B
GLY
70
n
58
GLY
70
B
THR
71
n
59
THR
71
B
ALA
72
n
60
ALA
72
B
LEU
73
n
61
LEU
73
B
GLY
74
n
62
GLY
74
B
TRP
75
n
63
TRP
75
B
THR
76
n
64
THR
76
B
VAL
77
n
65
VAL
77
B
ALA
78
n
66
ALA
78
B
TRP
79
n
67
TRP
79
B
LYS
80
n
68
LYS
80
B
ASN
81
n
69
ASN
81
B
ASN
82
n
70
ASN
82
B
TYR
83
n
71
TYR
83
B
ARG
84
n
72
ARG
84
B
ASN
85
n
73
ASN
85
B
ALA
86
n
74
ALA
86
B
HIS
87
n
75
HIS
87
B
SER
88
n
76
SER
88
B
ALA
89
n
77
ALA
89
B
THR
90
n
78
THR
90
B
THR
91
n
79
THR
91
B
TRP
92
n
80
TRP
92
B
SER
93
n
81
SER
93
B
GLY
94
n
82
GLY
94
B
GLN
95
n
83
GLN
95
B
TYR
96
n
84
TYR
96
B
VAL
97
n
85
VAL
97
B
GLY
98
n
86
GLY
98
B
GLY
99
n
87
GLY
99
B
ALA
100
n
88
ALA
100
B
GLU
101
n
89
GLU
101
B
ALA
102
n
90
ALA
102
B
ARG
103
n
91
ARG
103
B
ILE
104
n
92
ILE
104
B
ASN
105
n
93
ASN
105
B
THR
106
n
94
THR
106
B
GLN
107
n
95
GLN
107
B
TRP
108
n
96
TRP
108
B
LEU
109
n
97
LEU
109
B
LEU
110
n
98
LEU
110
B
THR
111
n
99
THR
111
B
SER
112
n
100
SER
112
B
GLY
113
n
101
GLY
113
B
THR
114
n
102
THR
114
B
THR
115
n
103
THR
115
B
GLU
116
n
104
GLU
116
B
ALA
117
n
105
ALA
117
B
ASN
118
n
106
ASN
118
B
ALA
119
n
107
ALA
119
B
TRP
120
n
108
TRP
120
B
LYS
121
n
109
LYS
121
B
SER
122
n
110
SER
122
B
THR
123
n
111
THR
123
B
LEU
124
n
112
LEU
124
B
VAL
125
n
113
VAL
125
B
GLY
126
n
114
GLY
126
B
HIS
127
n
115
HIS
127
B
ASP
128
n
116
ASP
128
B
THR
129
n
117
THR
129
B
PHE
130
n
118
PHE
130
B
THR
131
n
119
THR
131
B
LYS
132
n
120
LYS
132
B
VAL
133
n
121
VAL
133
B
n
122
134
B
n
123
135
B
n
124
136
B
n
125
137
B
n
126
138
B
n
127
139
B
n
1
13
C
n
2
14
C
n
3
15
C
GLY
16
n
4
GLY
16
C
ILE
17
n
5
ILE
17
C
THR
18
n
6
THR
18
C
GLY
19
n
7
GLY
19
C
THR
20
n
8
THR
20
C
TRP
21
n
9
TRP
21
C
TYR
22
n
10
TYR
22
C
GLU
23
n
11
GLU
23
C
GLN
24
n
12
GLN
24
C
LEU
25
n
13
LEU
25
C
GLY
26
n
14
GLY
26
C
SER
27
n
15
SER
27
C
THR
28
n
16
THR
28
C
PHE
29
n
17
PHE
29
C
ILE
30
n
18
ILE
30
C
VAL
31
n
19
VAL
31
C
THR
32
n
20
THR
32
C
ALA
33
n
21
ALA
33
C
GLY
34
n
22
GLY
34
C
ALA
35
n
23
ALA
35
C
ASP
36
n
24
ASP
36
C
GLY
37
n
25
GLY
37
C
ALA
38
n
26
ALA
38
C
LEU
39
n
27
LEU
39
C
THR
40
n
28
THR
40
C
GLY
41
n
29
GLY
41
C
THR
42
n
30
THR
42
C
TYR
43
n
31
TYR
43
C
GLU
44
n
32
GLU
44
C
SER
45
n
33
SER
45
C
n
34
46
C
n
35
47
C
n
36
48
C
n
37
49
C
ALA
50
n
38
ALA
50
C
GLU
51
n
39
GLU
51
C
SER
52
n
40
SER
52
C
ARG
53
n
41
ARG
53
C
TYR
54
n
42
TYR
54
C
VAL
55
n
43
VAL
55
C
LEU
56
n
44
LEU
56
C
THR
57
n
45
THR
57
C
GLY
58
n
46
GLY
58
C
ARG
59
n
47
ARG
59
C
TYR
60
n
48
TYR
60
C
ASP
61
n
49
ASP
61
C
SER
62
n
50
SER
62
C
ALA
63
n
51
ALA
63
C
PRO
64
n
52
PRO
64
C
ALA
65
n
53
ALA
65
C
THR
66
n
54
THR
66
C
ASP
67
n
55
ASP
67
C
GLY
68
n
56
GLY
68
C
SER
69
n
57
SER
69
C
GLY
70
n
58
GLY
70
C
THR
71
n
59
THR
71
C
ALA
72
n
60
ALA
72
C
LEU
73
n
61
LEU
73
C
GLY
74
n
62
GLY
74
C
TRP
75
n
63
TRP
75
C
THR
76
n
64
THR
76
C
VAL
77
n
65
VAL
77
C
ALA
78
n
66
ALA
78
C
TRP
79
n
67
TRP
79
C
LYS
80
n
68
LYS
80
C
ASN
81
n
69
ASN
81
C
ASN
82
n
70
ASN
82
C
TYR
83
n
71
TYR
83
C
ARG
84
n
72
ARG
84
C
ASN
85
n
73
ASN
85
C
ALA
86
n
74
ALA
86
C
HIS
87
n
75
HIS
87
C
SER
88
n
76
SER
88
C
ALA
89
n
77
ALA
89
C
THR
90
n
78
THR
90
C
THR
91
n
79
THR
91
C
TRP
92
n
80
TRP
92
C
SER
93
n
81
SER
93
C
GLY
94
n
82
GLY
94
C
GLN
95
n
83
GLN
95
C
TYR
96
n
84
TYR
96
C
VAL
97
n
85
VAL
97
C
GLY
98
n
86
GLY
98
C
GLY
99
n
87
GLY
99
C
ALA
100
n
88
ALA
100
C
GLU
101
n
89
GLU
101
C
ALA
102
n
90
ALA
102
C
ARG
103
n
91
ARG
103
C
ILE
104
n
92
ILE
104
C
ASN
105
n
93
ASN
105
C
THR
106
n
94
THR
106
C
GLN
107
n
95
GLN
107
C
TRP
108
n
96
TRP
108
C
LEU
109
n
97
LEU
109
C
LEU
110
n
98
LEU
110
C
THR
111
n
99
THR
111
C
SER
112
n
100
SER
112
C
GLY
113
n
101
GLY
113
C
THR
114
n
102
THR
114
C
THR
115
n
103
THR
115
C
GLU
116
n
104
GLU
116
C
ALA
117
n
105
ALA
117
C
ASN
118
n
106
ASN
118
C
ALA
119
n
107
ALA
119
C
TRP
120
n
108
TRP
120
C
LYS
121
n
109
LYS
121
C
SER
122
n
110
SER
122
C
THR
123
n
111
THR
123
C
LEU
124
n
112
LEU
124
C
VAL
125
n
113
VAL
125
C
GLY
126
n
114
GLY
126
C
HIS
127
n
115
HIS
127
C
ASP
128
n
116
ASP
128
C
THR
129
n
117
THR
129
C
PHE
130
n
118
PHE
130
C
THR
131
n
119
THR
131
C
LYS
132
n
120
LYS
132
C
VAL
133
n
121
VAL
133
C
LYS
134
n
122
LYS
134
C
n
123
135
C
n
124
136
C
n
125
137
C
n
126
138
C
n
127
139
C
n
1
13
D
n
2
14
D
n
3
15
D
GLY
16
n
4
GLY
16
D
ILE
17
n
5
ILE
17
D
THR
18
n
6
THR
18
D
GLY
19
n
7
GLY
19
D
THR
20
n
8
THR
20
D
TRP
21
n
9
TRP
21
D
TYR
22
n
10
TYR
22
D
GLU
23
n
11
GLU
23
D
GLN
24
n
12
GLN
24
D
LEU
25
n
13
LEU
25
D
GLY
26
n
14
GLY
26
D
SER
27
n
15
SER
27
D
THR
28
n
16
THR
28
D
PHE
29
n
17
PHE
29
D
ILE
30
n
18
ILE
30
D
VAL
31
n
19
VAL
31
D
THR
32
n
20
THR
32
D
ALA
33
n
21
ALA
33
D
GLY
34
n
22
GLY
34
D
ALA
35
n
23
ALA
35
D
ASP
36
n
24
ASP
36
D
GLY
37
n
25
GLY
37
D
ALA
38
n
26
ALA
38
D
LEU
39
n
27
LEU
39
D
THR
40
n
28
THR
40
D
GLY
41
n
29
GLY
41
D
THR
42
n
30
THR
42
D
TYR
43
n
31
TYR
43
D
GLU
44
n
32
GLU
44
D
n
33
45
D
n
34
46
D
n
35
47
D
n
36
48
D
n
37
49
D
ALA
50
n
38
ALA
50
D
GLU
51
n
39
GLU
51
D
SER
52
n
40
SER
52
D
ARG
53
n
41
ARG
53
D
TYR
54
n
42
TYR
54
D
VAL
55
n
43
VAL
55
D
LEU
56
n
44
LEU
56
D
THR
57
n
45
THR
57
D
GLY
58
n
46
GLY
58
D
ARG
59
n
47
ARG
59
D
TYR
60
n
48
TYR
60
D
ASP
61
n
49
ASP
61
D
SER
62
n
50
SER
62
D
ALA
63
n
51
ALA
63
D
PRO
64
n
52
PRO
64
D
ALA
65
n
53
ALA
65
D
THR
66
n
54
THR
66
D
ASP
67
n
55
ASP
67
D
GLY
68
n
56
GLY
68
D
SER
69
n
57
SER
69
D
GLY
70
n
58
GLY
70
D
THR
71
n
59
THR
71
D
ALA
72
n
60
ALA
72
D
LEU
73
n
61
LEU
73
D
GLY
74
n
62
GLY
74
D
TRP
75
n
63
TRP
75
D
THR
76
n
64
THR
76
D
VAL
77
n
65
VAL
77
D
ALA
78
n
66
ALA
78
D
TRP
79
n
67
TRP
79
D
LYS
80
n
68
LYS
80
D
ASN
81
n
69
ASN
81
D
ASN
82
n
70
ASN
82
D
TYR
83
n
71
TYR
83
D
ARG
84
n
72
ARG
84
D
ASN
85
n
73
ASN
85
D
ALA
86
n
74
ALA
86
D
HIS
87
n
75
HIS
87
D
SER
88
n
76
SER
88
D
ALA
89
n
77
ALA
89
D
THR
90
n
78
THR
90
D
THR
91
n
79
THR
91
D
TRP
92
n
80
TRP
92
D
SER
93
n
81
SER
93
D
GLY
94
n
82
GLY
94
D
GLN
95
n
83
GLN
95
D
TYR
96
n
84
TYR
96
D
VAL
97
n
85
VAL
97
D
GLY
98
n
86
GLY
98
D
GLY
99
n
87
GLY
99
D
ALA
100
n
88
ALA
100
D
GLU
101
n
89
GLU
101
D
ALA
102
n
90
ALA
102
D
ARG
103
n
91
ARG
103
D
ILE
104
n
92
ILE
104
D
ASN
105
n
93
ASN
105
D
THR
106
n
94
THR
106
D
GLN
107
n
95
GLN
107
D
TRP
108
n
96
TRP
108
D
LEU
109
n
97
LEU
109
D
LEU
110
n
98
LEU
110
D
THR
111
n
99
THR
111
D
SER
112
n
100
SER
112
D
GLY
113
n
101
GLY
113
D
THR
114
n
102
THR
114
D
THR
115
n
103
THR
115
D
GLU
116
n
104
GLU
116
D
ALA
117
n
105
ALA
117
D
ASN
118
n
106
ASN
118
D
ALA
119
n
107
ALA
119
D
TRP
120
n
108
TRP
120
D
LYS
121
n
109
LYS
121
D
SER
122
n
110
SER
122
D
THR
123
n
111
THR
123
D
LEU
124
n
112
LEU
124
D
VAL
125
n
113
VAL
125
D
GLY
126
n
114
GLY
126
D
HIS
127
n
115
HIS
127
D
ASP
128
n
116
ASP
128
D
THR
129
n
117
THR
129
D
PHE
130
n
118
PHE
130
D
THR
131
n
119
THR
131
D
LYS
132
n
120
LYS
132
D
VAL
133
n
121
VAL
133
D
LYS
134
n
122
LYS
134
D
n
123
135
D
n
124
136
D
n
125
137
D
n
126
138
D
n
127
139
D
0.1596
0.1859
21747
author_and_software_defined_assembly
PISA
4
tetrameric
8480
-50
19660
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
TRP
21
A
N
TRP
9
A
O
PHE
29
A
O
PHE
17
A
N
THR
32
A
N
THR
20
A
O
THR
40
A
O
THR
28
A
N
TYR
43
A
N
TYR
31
A
O
TYR
54
A
O
TYR
42
A
N
THR
57
A
N
THR
45
A
O
THR
76
A
O
THR
64
A
N
LEU
73
A
N
LEU
61
A
O
GLY
94
A
O
GLY
82
A
N
SER
93
A
N
SER
81
A
O
GLN
107
A
O
GLN
95
A
N
TRP
108
A
N
TRP
96
A
O
GLY
126
A
O
GLY
114
A
O
THR
131
A
O
THR
119
A
N
TYR
22
A
N
TYR
10
B
N
GLY
19
B
N
GLY
7
B
O
VAL
31
B
O
VAL
19
B
N
THR
28
B
N
THR
16
B
O
GLU
44
B
O
GLU
32
B
N
TYR
43
B
N
TYR
31
B
O
TYR
54
B
O
TYR
42
B
N
ARG
59
B
N
ARG
47
B
O
GLY
74
B
O
GLY
62
B
N
VAL
77
B
N
VAL
65
B
O
THR
90
B
O
THR
78
B
N
SER
93
B
N
SER
81
B
O
GLN
107
B
O
GLN
95
B
N
ILE
104
B
N
ILE
92
B
O
PHE
130
B
O
PHE
118
B
O
THR
131
B
O
THR
119
B
N
TYR
22
B
N
TYR
10
C
N
GLY
19
C
N
GLY
7
C
O
VAL
31
C
O
VAL
19
C
N
THR
32
C
N
THR
20
C
O
THR
40
C
O
THR
28
C
N
TYR
43
C
N
TYR
31
C
O
TYR
54
C
O
TYR
42
C
N
ARG
59
C
N
ARG
47
C
O
GLY
74
C
O
GLY
62
C
N
TRP
75
C
N
TRP
63
C
O
TRP
92
C
O
TRP
80
C
N
ALA
89
C
N
ALA
77
C
O
THR
111
C
O
THR
99
C
N
LEU
110
C
N
LEU
98
C
O
LEU
124
C
O
LEU
112
C
O
THR
131
C
O
THR
119
C
N
TYR
22
C
N
TYR
10
D
N
GLY
19
D
N
GLY
7
D
O
VAL
31
D
O
VAL
19
D
N
THR
28
D
N
THR
16
D
O
GLU
44
D
O
GLU
32
D
N
LEU
39
D
N
LEU
27
D
O
GLY
58
D
O
GLY
46
D
N
THR
57
D
N
THR
45
D
O
THR
76
D
O
THR
64
D
N
LEU
73
D
N
LEU
61
D
O
GLY
94
D
O
GLY
82
D
N
VAL
97
D
N
VAL
85
D
O
ARG
103
D
O
ARG
91
D
N
THR
106
D
N
THR
94
D
O
ASP
128
D
O
ASP
116
D
O
THR
131
D
O
THR
119
D
N
TYR
22
D
N
TYR
10
1
A
ALA
13
A
ALA
1
1
Y
1
A
GLU
14
A
GLU
2
1
Y
1
A
ALA
15
A
ALA
3
1
Y
1
A
SER
45
A
SER
33
1
Y
1
A
ALA
46
A
ALA
34
1
Y
1
A
VAL
47
A
VAL
35
1
Y
1
A
GLY
48
A
GLY
36
1
Y
1
A
ASN
49
A
ASN
37
1
Y
1
A
ALA
50
A
ALA
38
1
Y
1
A
GLU
51
A
GLU
39
1
Y
1
A
SER
136
A
SER
124
1
Y
1
A
ALA
137
A
ALA
125
1
Y
1
A
ALA
138
A
ALA
126
1
Y
1
A
SER
139
A
SER
127
1
Y
1
B
ALA
13
B
ALA
1
1
Y
1
B
GLU
14
B
GLU
2
1
Y
1
B
ALA
15
B
ALA
3
1
Y
1
B
SER
45
B
SER
33
1
Y
1
B
ALA
46
B
ALA
34
1
Y
1
B
VAL
47
B
VAL
35
1
Y
1
B
GLY
48
B
GLY
36
1
Y
1
B
LYS
134
B
LYS
122
1
Y
1
B
PRO
135
B
PRO
123
1
Y
1
B
SER
136
B
SER
124
1
Y
1
B
ALA
137
B
ALA
125
1
Y
1
B
ALA
138
B
ALA
126
1
Y
1
B
SER
139
B
SER
127
1
Y
1
C
ALA
13
C
ALA
1
1
Y
1
C
GLU
14
C
GLU
2
1
Y
1
C
ALA
15
C
ALA
3
1
Y
1
C
ALA
46
C
ALA
34
1
Y
1
C
VAL
47
C
VAL
35
1
Y
1
C
GLY
48
C
GLY
36
1
Y
1
C
ASN
49
C
ASN
37
1
Y
1
C
PRO
135
C
PRO
123
1
Y
1
C
SER
136
C
SER
124
1
Y
1
C
ALA
137
C
ALA
125
1
Y
1
C
ALA
138
C
ALA
126
1
Y
1
C
SER
139
C
SER
127
1
Y
1
D
ALA
13
D
ALA
1
1
Y
1
D
GLU
14
D
GLU
2
1
Y
1
D
ALA
15
D
ALA
3
1
Y
1
D
SER
45
D
SER
33
1
Y
1
D
ALA
46
D
ALA
34
1
Y
1
D
VAL
47
D
VAL
35
1
Y
1
D
GLY
48
D
GLY
36
1
Y
1
D
ASN
49
D
ASN
37
1
Y
1
D
PRO
135
D
PRO
123
1
Y
1
D
SER
136
D
SER
124
1
Y
1
D
ALA
137
D
ALA
125
1
Y
1
D
ALA
138
D
ALA
126
1
Y
1
D
SER
139
D
SER
127
1
Y
1
15.09
2.50
121.70
136.79
A
A
A
C
N
CA
GLY
THR
THR
113
114
114
Y
1
35.36
2.50
121.70
157.06
D
D
D
C
N
CA
GLY
THR
THR
113
114
114
Y
1
A
ASP
67
-72.87
25.25
1
A
ASN
81
-142.77
-159.60
1
B
ASP
36
-105.21
60.29
1
B
ALA
100
-52.22
-84.55
1
C
GLU
101
-106.86
59.76
1
D
GLN
24
-67.16
5.31
1
D
LEU
25
-114.11
-72.37
0.284
0.182
0.1859
0.1859
1.96
10.00
14487
2712
27129
27129
14537
81.8
RANDOM
1
FREE R
0.0
isomorphous
ENGH AND HUBER
0
3211.00
3621.00
1.96
10.00
175
3621
0
0
3446
0.006
0.024
0.000
0.0271
0.093
0.095
0.009
0.000
0.091
0.000
1.96
50.0
1N7Y
27382
27382
0
0
0.06
1
80.0
data collection
FRAMBO
data reduction
SAINT
data reduction
SADABS
refinement
SHELXL-97
data scaling
SAINT
data scaling
SADABS
STREPTAVIDIN MUTANT N23E AT 1.96A
1
N
N
1
N
N
1
N
N
1
N
N
2
N
N
2
N
N
2
N
N
2
N
N
A
THR
115
A
THR
103
HELX_P
A
LYS
121
A
LYS
109
5
1
7
B
ASN
49
B
ASN
37
HELX_P
B
ARG
53
B
ARG
41
5
2
5
B
THR
115
B
THR
103
HELX_P
B
LYS
121
B
LYS
109
5
3
7
C
THR
115
C
THR
103
HELX_P
C
LYS
121
C
LYS
109
5
4
7
D
THR
115
D
THR
103
HELX_P
D
LYS
121
D
LYS
109
5
5
7
BIOTIN-BINDING PROTEIN
homotetramer, BIOTIN-BINDING PROTEIN
SAV_STRAV
UNP
1
37
P22629
AEAGITGTWYNQLGSTFIVTAGADGALTGTYESAVGNAESRYVLTGRYDSAPATDGSGTALGWTVAWKNNYRNAHSATTW
SGQYVGGAEARINTQWLLTSGTTEANAWKSTLVGHDTFTKVKPSAAS
37
163
1N7Y
13
139
P22629
A
1
1
127
37
163
1N7Y
13
139
P22629
B
1
1
127
37
163
1N7Y
13
139
P22629
C
1
1
127
37
163
1N7Y
13
139
P22629
D
1
1
127
1
ASN
engineered mutation
GLU
23
1N7Y
A
P22629
UNP
47
11
2
ASN
engineered mutation
GLU
23
1N7Y
B
P22629
UNP
47
11
3
ASN
engineered mutation
GLU
23
1N7Y
C
P22629
UNP
47
11
4
ASN
engineered mutation
GLU
23
1N7Y
D
P22629
UNP
47
11
9
9
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
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
7
A
GLU
23
A
GLU
11
A
THR
28
A
THR
16
A
ALA
33
A
ALA
21
A
ALA
38
A
ALA
26
A
GLU
44
A
GLU
32
A
TYR
54
A
TYR
42
A
TYR
60
A
TYR
48
A
THR
71
A
THR
59
A
LYS
80
A
LYS
68
A
ASN
85
A
ASN
73
A
VAL
97
A
VAL
85
A
ARG
103
A
ARG
91
A
SER
112
A
SER
100
A
THR
123
A
THR
111
A
THR
131
A
THR
119
A
GLY
19
A
GLY
7
A
GLU
23
A
GLU
11
B
GLY
19
B
GLY
7
B
GLU
23
B
GLU
11
B
THR
28
B
THR
16
B
ALA
33
B
ALA
21
B
ALA
38
B
ALA
26
B
GLU
44
B
GLU
32
B
TYR
54
B
TYR
42
B
TYR
60
B
TYR
48
B
THR
71
B
THR
59
B
ASN
81
B
ASN
69
B
ARG
84
B
ARG
72
B
VAL
97
B
VAL
85
B
ARG
103
B
ARG
91
B
SER
112
B
SER
100
B
THR
123
B
THR
111
B
THR
131
B
THR
119
B
GLY
19
B
GLY
7
B
GLU
23
B
GLU
11
C
GLY
19
C
GLY
7
C
GLU
23
C
GLU
11
C
THR
28
C
THR
16
C
ALA
33
C
ALA
21
C
ALA
38
C
ALA
26
C
GLU
44
C
GLU
32
C
ARG
53
C
ARG
41
C
TYR
60
C
TYR
48
C
THR
71
C
THR
59
C
LYS
80
C
LYS
68
C
ASN
85
C
ASN
73
C
VAL
97
C
VAL
85
C
ARG
103
C
ARG
91
C
SER
112
C
SER
100
C
THR
123
C
THR
111
C
THR
131
C
THR
119
C
GLY
19
C
GLY
7
C
GLU
23
C
GLU
11
D
GLY
19
D
GLY
7
D
GLU
23
D
GLU
11
D
THR
28
D
THR
16
D
ALA
33
D
ALA
21
D
ALA
38
D
ALA
26
D
GLU
44
D
GLU
32
D
TYR
54
D
TYR
42
D
TYR
60
D
TYR
48
D
THR
71
D
THR
59
D
LYS
80
D
LYS
68
D
ASN
85
D
ASN
73
D
VAL
97
D
VAL
85
D
ARG
103
D
ARG
91
D
SER
112
D
SER
100
D
THR
123
D
THR
111
D
THR
131
D
THR
119
D
GLY
19
D
GLY
7
D
GLU
23
D
GLU
11
4
P 1 21 1