0.008048
0.000000
0.000000
0.000000
0.008048
0.000000
0.000000
0.000000
0.014010
0.00000
0.00000
0.00000
Finley, J.B.
Atigadda, V.R.
Duarte, F.
Zhao, J.J.
Brouillette, W.J.
Air, G.M.
Luo, M.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
8
90.00
90.00
90.00
124.251
124.251
71.375
C3 H7 N O2
89.093
y
ALANINE
L-peptide linking
C6 H15 N4 O2 1
175.209
y
ARGININE
L-peptide linking
C4 H8 N2 O3
132.118
y
ASPARAGINE
L-peptide linking
C4 H7 N O4
133.103
y
ASPARTIC ACID
L-peptide linking
Ca 2
40.078
CALCIUM ION
non-polymer
C3 H7 N O2 S
121.158
y
CYSTEINE
L-peptide linking
C15 H20 N2 O4
292.330
4-(N-ACETYLAMINO)-3-[N-(2-ETHYLBUTANOYLAMINO)]BENZOIC ACID
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
C5 H11 N O2 S
149.211
y
METHIONINE
L-peptide linking
C8 H15 N O6
221.208
2-acetamido-2-deoxy-beta-D-glucopyranose
N-acetyl-beta-D-glucosamine; 2-acetamido-2-deoxy-beta-D-glucose; 2-acetamido-2-deoxy-D-glucose; 2-acetamido-2-deoxy-glucose; N-ACETYL-D-GLUCOSAMINE
D-saccharide, beta 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
CA
N
75
N
N
N
76
R
C
N
77
N
C
N
78
N
O
N
79
N
C
N
80
N
S
N
81
N
O
N
82
N
H
N
83
N
H
N
84
N
H
N
85
N
H
N
86
N
H
N
87
N
H
N
88
N
H
Y
89
N
C
Y
90
N
C
Y
91
N
C
Y
92
N
C
Y
93
N
C
Y
94
N
C
N
95
N
C
N
96
N
O
N
97
N
O
N
98
N
N
N
99
N
C
N
100
N
C
N
101
N
O
N
102
N
C
N
103
N
C
N
104
N
C
N
105
N
C
N
106
N
N
N
107
N
C
N
108
N
C
N
109
N
O
N
110
N
H
N
111
N
H
N
112
N
H
N
113
N
H
N
114
N
H
N
115
N
H
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
H
N
127
N
H
N
128
N
H
N
129
N
H
N
130
N
N
N
131
S
C
N
132
N
C
N
133
N
O
N
134
N
C
N
135
N
C
N
136
N
C
N
137
N
O
N
138
N
N
N
139
N
O
N
140
N
H
N
141
N
H
N
142
N
H
N
143
N
H
N
144
N
H
N
145
N
H
N
146
N
H
N
147
N
H
N
148
N
H
N
149
N
H
N
150
N
N
N
151
S
C
N
152
N
C
N
153
N
O
N
154
N
C
N
155
N
C
N
156
N
C
N
157
N
O
N
158
N
O
N
159
N
O
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
N
C
N
171
N
C
N
172
N
O
N
173
N
O
N
174
N
H
N
175
N
H
N
176
N
H
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
N
C
Y
184
N
C
Y
185
N
N
Y
186
N
C
Y
187
N
C
Y
188
N
N
N
189
N
O
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
O
N
201
N
H
N
202
N
H
N
203
N
N
N
204
S
C
N
205
N
C
N
206
N
O
N
207
S
C
N
208
N
C
N
209
N
C
N
210
N
C
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
N
N
226
S
C
N
227
N
C
N
228
N
O
N
229
N
C
N
230
N
C
N
231
N
C
N
232
N
C
N
233
N
O
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
N
N
248
S
C
N
249
N
C
N
250
N
O
N
251
N
C
N
252
N
C
N
253
N
C
N
254
N
C
N
255
N
N
N
256
N
O
N
257
N
H
N
258
N
H
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
H
N
271
N
H
N
272
N
N
N
273
S
C
N
274
N
C
N
275
N
O
N
276
N
C
N
277
N
C
N
278
N
S
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
H
N
291
N
H
N
292
R
C
N
293
R
C
N
294
R
C
N
295
S
C
N
296
R
C
N
297
N
C
N
298
N
C
N
299
N
C
N
300
N
N
N
301
N
O
N
302
N
O
N
303
N
O
N
304
N
O
N
305
N
O
N
306
N
O
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
H
N
315
N
H
N
316
N
H
N
317
N
H
N
318
N
H
N
319
N
H
N
320
N
H
N
321
N
H
N
322
N
N
N
323
S
C
N
324
N
C
N
325
N
O
N
326
N
C
Y
327
N
C
Y
328
N
C
Y
329
N
C
Y
330
N
C
Y
331
N
C
Y
332
N
C
N
333
N
O
N
334
N
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
N
350
N
C
N
351
N
C
N
352
N
O
N
353
N
H
N
354
N
H
N
355
N
H
N
356
N
H
N
357
N
H
N
358
N
H
N
359
N
H
N
360
N
H
N
361
N
H
N
362
N
N
N
363
S
C
N
364
N
C
N
365
N
O
N
366
N
C
N
367
N
O
N
368
N
O
N
369
N
H
N
370
N
H
N
371
N
H
N
372
N
H
N
373
N
H
N
374
N
H
N
375
N
H
N
376
N
N
N
377
S
C
N
378
N
C
N
379
N
O
N
380
R
C
N
381
N
O
N
382
N
C
N
383
N
O
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
391
N
H
N
392
N
H
N
393
N
N
N
394
S
C
N
395
N
C
N
396
N
O
N
397
N
C
Y
398
N
C
Y
399
N
C
Y
400
N
C
Y
401
N
N
Y
402
N
C
Y
403
N
C
Y
404
N
C
Y
405
N
C
Y
406
N
C
N
407
N
O
N
408
N
H
N
409
N
H
N
410
N
H
N
411
N
H
N
412
N
H
N
413
N
H
N
414
N
H
N
415
N
H
N
416
N
H
N
417
N
H
N
418
N
H
N
419
N
H
N
420
N
N
N
421
S
C
N
422
N
C
N
423
N
O
N
424
N
C
Y
425
N
C
Y
426
N
C
Y
427
N
C
Y
428
N
C
Y
429
N
C
Y
430
N
C
N
431
N
O
N
432
N
O
N
433
N
H
N
434
N
H
N
435
N
H
N
436
N
H
N
437
N
H
N
438
N
H
N
439
N
H
N
440
N
H
N
441
N
H
N
442
N
H
N
443
N
H
N
444
N
N
N
445
S
C
N
446
N
C
N
447
N
O
N
448
N
C
N
449
N
C
N
450
N
C
N
451
N
O
N
452
N
H
N
453
N
H
N
454
N
H
N
455
N
H
N
456
N
H
N
457
N
H
N
458
N
H
N
459
N
H
N
460
N
H
N
461
N
H
N
462
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
Y
83
N
doub
Y
84
N
sing
N
85
N
sing
Y
86
N
sing
N
87
N
sing
Y
88
N
doub
N
89
N
sing
Y
90
N
sing
N
91
N
sing
Y
92
N
doub
N
93
N
sing
N
94
N
sing
N
95
N
sing
N
96
N
doub
N
97
N
sing
N
98
N
sing
N
99
N
sing
N
100
N
sing
N
101
N
doub
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
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
sing
N
117
N
sing
N
118
N
sing
N
119
N
sing
N
120
N
doub
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
sing
N
129
N
sing
N
130
N
doub
N
131
N
sing
N
132
N
sing
N
133
N
sing
N
134
N
sing
N
135
N
sing
N
136
N
sing
N
137
N
sing
N
138
N
doub
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
sing
N
147
N
sing
N
148
N
sing
N
149
N
doub
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
doub
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
doub
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
doub
N
177
N
sing
N
178
N
sing
N
179
N
sing
N
180
N
sing
Y
181
N
sing
Y
182
N
doub
Y
183
N
doub
N
184
N
sing
Y
185
N
sing
N
186
N
sing
Y
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
doub
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
sing
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
sing
N
265
N
doub
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
sing
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
sing
N
295
N
sing
N
296
N
sing
N
297
N
sing
N
298
N
sing
N
299
N
doub
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
sing
N
314
N
doub
N
315
N
sing
N
316
N
sing
N
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
doub
N
324
N
sing
Y
325
N
doub
N
326
N
sing
Y
327
N
sing
N
328
N
sing
N
329
N
sing
N
330
N
sing
N
331
N
sing
N
332
N
sing
N
333
N
sing
N
334
N
sing
N
335
N
sing
N
336
N
sing
N
337
N
doub
N
338
N
sing
N
339
N
sing
N
340
N
sing
N
341
N
sing
N
342
N
sing
N
343
N
sing
N
344
N
sing
N
345
N
sing
N
346
N
sing
N
347
N
sing
N
348
N
sing
N
349
N
sing
N
350
N
sing
N
351
N
sing
N
352
N
sing
N
353
N
sing
N
354
N
doub
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
sing
N
366
N
sing
N
367
N
doub
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
N
377
N
sing
N
378
N
sing
N
379
N
sing
N
380
N
sing
N
381
N
sing
N
382
N
sing
N
383
N
doub
N
384
N
sing
N
385
N
sing
N
386
N
sing
N
387
N
sing
Y
388
N
doub
Y
389
N
sing
Y
390
N
sing
N
391
N
sing
Y
392
N
doub
Y
393
N
sing
Y
394
N
sing
N
395
N
sing
Y
396
N
sing
Y
397
N
doub
N
398
N
sing
Y
399
N
doub
N
400
N
sing
Y
401
N
sing
N
402
N
sing
N
403
N
sing
N
404
N
sing
N
405
N
sing
N
406
N
sing
N
407
N
sing
N
408
N
sing
N
409
N
sing
N
410
N
sing
N
411
N
doub
N
412
N
sing
N
413
N
sing
N
414
N
sing
N
415
N
sing
Y
416
N
doub
Y
417
N
sing
Y
418
N
sing
N
419
N
sing
Y
420
N
doub
N
421
N
sing
Y
422
N
doub
N
423
N
sing
Y
424
N
sing
N
425
N
sing
N
426
N
sing
N
427
N
sing
N
428
N
sing
N
429
N
sing
N
430
N
sing
N
431
N
sing
N
432
N
sing
N
433
N
sing
N
434
N
sing
N
435
N
doub
N
436
N
sing
N
437
N
sing
N
438
N
sing
N
439
N
sing
N
440
N
sing
N
441
N
sing
N
442
N
sing
N
443
N
sing
N
444
N
sing
N
445
N
sing
N
446
N
sing
UK
J.Mol.Biol.
JMOBAK
0070
0022-2836
293
1107
1119
10.1006/jmbi.1999.3180
10547289
Novel aromatic inhibitors of influenza virus neuraminidase make selective interactions with conserved residues and water molecules in the active site.
1999
10.2210/pdb1b9s/pdb
pdb_00001b9s
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
295
1
AREA DETECTOR
1998-08
SIEMENS
GRAPHIC
SINGLE WAVELENGTH
M
x-ray
1
1.5418
1.0
1.5418
ROTATING ANODE
RIGAKU RU200
43460.348
PROTEIN (NEURAMINIDASE)
3.2.1.18
1
nat
polymer
221.208
2-acetamido-2-deoxy-beta-D-glucopyranose
1
man
non-polymer
40.078
CALCIUM ION
2
syn
non-polymer
292.330
4-(N-ACETYLAMINO)-3-[N-(2-ETHYLBUTANOYLAMINO)]BENZOIC ACID
1
syn
non-polymer
18.015
water
120
nat
water
SIALIDASE
no
no
EPEWTYPRLSCQGSTFQKALLISPHRFGEIKGNSAPLIIREPFVACGPKECRHFALTHYAAQPGGYYNGTRKDRNKLRHL
VSVKLGKIPTVENSIFHMAAWSGSACHDGREWTYIGVDGPDNDALVKIKYGEAYTDTYHSYAHNILRTQESACNCIGGDC
YLMITDGSASGISKCRFLKIREGRIIKEILPTGRVEHTEECTCGFASNKTIECACRDNSYTAKRPFVKLNVETDTAEIRL
MCTKTYLDTPRPDDGSIAGPCESNGDKWLGGIKGGFVHQRMASKIGRWYSRTMSKTNRMGMELYVRYDGDPWTDSDALTL
SGVMVSIEEPGWYSFGFEIKDKKCDVPCIGIEMVHDGGKDTWHSAATAIYCLMGSGQLLWDTVTGVDMAL
EPEWTYPRLSCQGSTFQKALLISPHRFGEIKGNSAPLIIREPFVACGPKECRHFALTHYAAQPGGYYNGTRKDRNKLRHL
VSVKLGKIPTVENSIFHMAAWSGSACHDGREWTYIGVDGPDNDALVKIKYGEAYTDTYHSYAHNILRTQESACNCIGGDC
YLMITDGSASGISKCRFLKIREGRIIKEILPTGRVEHTEECTCGFASNKTIECACRDNSYTAKRPFVKLNVETDTAEIRL
MCTKTYLDTPRPDDGSIAGPCESNGDKWLGGIKGGFVHQRMASKIGRWYSRTMSKTNRMGMELYVRYDGDPWTDSDALTL
SGVMVSIEEPGWYSFGFEIKDKKCDVPCIGIEMVHDGGKDTWHSAATAIYCLMGSGQLLWDTVTGVDMAL
A
polypeptide(L)
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
Influenzavirus B
sample
CELL MEMBRANE
107412
Influenza B virus (B/Lee/40)
Influenza B virus
B/Lee/40
1
3.17
61.17
6.8
pH 6.8
chem_comp
entity
pdbx_chem_comp_identifier
pdbx_entity_nonpoly
pdbx_struct_conn_angle
struct_conn
struct_site
struct_site_gen
chem_comp
chem_comp_atom
chem_comp_bond
database_2
pdbx_initial_refinement_model
repository
Initial release
Carbohydrate remediation
repository
Remediation
Version format compliance
Derived calculations
Version format compliance
Data collection
Derived calculations
Structure summary
Data collection
Database references
Refinement description
Structure summary
1
0
1999-02-26
1
1
2008-04-26
1
2
2011-07-13
1
3
2020-07-29
1
4
2023-08-09
_chem_comp.name
_chem_comp.type
_entity.pdbx_description
_pdbx_entity_nonpoly.name
_pdbx_struct_conn_angle.ptnr1_auth_comp_id
_pdbx_struct_conn_angle.ptnr1_auth_seq_id
_pdbx_struct_conn_angle.ptnr1_label_asym_id
_pdbx_struct_conn_angle.ptnr1_label_atom_id
_pdbx_struct_conn_angle.ptnr1_label_comp_id
_pdbx_struct_conn_angle.ptnr1_label_seq_id
_pdbx_struct_conn_angle.ptnr1_symmetry
_pdbx_struct_conn_angle.ptnr2_auth_seq_id
_pdbx_struct_conn_angle.ptnr2_label_asym_id
_pdbx_struct_conn_angle.ptnr3_auth_comp_id
_pdbx_struct_conn_angle.ptnr3_auth_seq_id
_pdbx_struct_conn_angle.ptnr3_label_asym_id
_pdbx_struct_conn_angle.ptnr3_label_atom_id
_pdbx_struct_conn_angle.ptnr3_label_comp_id
_pdbx_struct_conn_angle.ptnr3_label_seq_id
_pdbx_struct_conn_angle.ptnr3_symmetry
_pdbx_struct_conn_angle.value
_struct_conn.pdbx_dist_value
_struct_conn.ptnr1_auth_comp_id
_struct_conn.ptnr1_auth_seq_id
_struct_conn.ptnr1_label_asym_id
_struct_conn.ptnr1_label_atom_id
_struct_conn.ptnr1_label_comp_id
_struct_conn.ptnr1_label_seq_id
_struct_conn.ptnr1_symmetry
_struct_conn.ptnr2_auth_comp_id
_struct_conn.ptnr2_auth_seq_id
_struct_conn.ptnr2_label_asym_id
_struct_conn.ptnr2_label_atom_id
_struct_conn.ptnr2_label_comp_id
_struct_conn.ptnr2_label_seq_id
_struct_conn.ptnr2_symmetry
_chem_comp.pdbx_synonyms
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
DGlcpNAcb
N-acetyl-b-D-glucopyranosamine
b-D-GlcpNAc
GlcNAc
BNL
Y
RCSB
1999-02-15
REL
REL
NAG
2-acetamido-2-deoxy-beta-D-glucopyranose
CA
CALCIUM ION
FDI
4-(N-ACETYLAMINO)-3-[N-(2-ETHYLBUTANOYLAMINO)]BENZOIC ACID
HOH
water
1IVB
PDB ENTRY 1IVB
PDB
experimental model
NAG
467
2
NAG
NAG
467
A
CA
500
3
CA
CA
500
A
CA
501
3
CA
CA
501
A
FDI
1
4
FDI
FDI
468
A
HOH
502
5
HOH
HOH
502
A
HOH
503
5
HOH
HOH
503
A
HOH
579
5
HOH
HOH
579
A
HOH
586
5
HOH
HOH
586
A
HOH
588
5
HOH
HOH
588
A
HOH
593
5
HOH
HOH
593
A
HOH
594
5
HOH
HOH
594
A
HOH
595
5
HOH
HOH
595
A
HOH
601
5
HOH
HOH
601
A
HOH
602
5
HOH
HOH
602
A
HOH
603
5
HOH
HOH
603
A
HOH
604
5
HOH
HOH
604
A
HOH
605
5
HOH
HOH
605
A
HOH
609
5
HOH
HOH
609
A
HOH
610
5
HOH
HOH
610
A
HOH
611
5
HOH
HOH
611
A
HOH
613
5
HOH
HOH
613
A
HOH
618
5
HOH
HOH
618
A
HOH
620
5
HOH
HOH
620
A
HOH
621
5
HOH
HOH
621
A
HOH
622
5
HOH
HOH
622
A
HOH
623
5
HOH
HOH
623
A
HOH
629
5
HOH
HOH
629
A
HOH
637
5
HOH
HOH
637
A
HOH
638
5
HOH
HOH
638
A
HOH
640
5
HOH
HOH
640
A
HOH
641
5
HOH
HOH
641
A
HOH
642
5
HOH
HOH
642
A
HOH
643
5
HOH
HOH
643
A
HOH
646
5
HOH
HOH
646
A
HOH
649
5
HOH
HOH
649
A
HOH
650
5
HOH
HOH
650
A
HOH
651
5
HOH
HOH
651
A
HOH
652
5
HOH
HOH
652
A
HOH
667
5
HOH
HOH
667
A
HOH
668
5
HOH
HOH
668
A
HOH
672
5
HOH
HOH
672
A
HOH
673
5
HOH
HOH
673
A
HOH
677
5
HOH
HOH
677
A
HOH
682
5
HOH
HOH
682
A
HOH
683
5
HOH
HOH
683
A
HOH
684
5
HOH
HOH
684
A
HOH
697
5
HOH
HOH
697
A
HOH
700
5
HOH
HOH
700
A
HOH
706
5
HOH
HOH
706
A
HOH
707
5
HOH
HOH
707
A
HOH
708
5
HOH
HOH
708
A
HOH
709
5
HOH
HOH
709
A
HOH
710
5
HOH
HOH
710
A
HOH
711
5
HOH
HOH
711
A
HOH
713
5
HOH
HOH
713
A
HOH
715
5
HOH
HOH
715
A
HOH
716
5
HOH
HOH
716
A
HOH
724
5
HOH
HOH
724
A
HOH
725
5
HOH
HOH
725
A
HOH
726
5
HOH
HOH
726
A
HOH
727
5
HOH
HOH
727
A
HOH
729
5
HOH
HOH
729
A
HOH
730
5
HOH
HOH
730
A
HOH
735
5
HOH
HOH
735
A
HOH
736
5
HOH
HOH
736
A
HOH
737
5
HOH
HOH
737
A
HOH
741
5
HOH
HOH
741
A
HOH
742
5
HOH
HOH
742
A
HOH
752
5
HOH
HOH
752
A
HOH
755
5
HOH
HOH
755
A
HOH
756
5
HOH
HOH
756
A
HOH
757
5
HOH
HOH
757
A
HOH
758
5
HOH
HOH
758
A
HOH
766
5
HOH
HOH
766
A
HOH
767
5
HOH
HOH
767
A
HOH
770
5
HOH
HOH
770
A
HOH
774
5
HOH
HOH
774
A
HOH
779
5
HOH
HOH
779
A
HOH
780
5
HOH
HOH
780
A
HOH
781
5
HOH
HOH
781
A
HOH
782
5
HOH
HOH
782
A
HOH
786
5
HOH
HOH
786
A
HOH
793
5
HOH
HOH
793
A
HOH
798
5
HOH
HOH
798
A
HOH
800
5
HOH
HOH
800
A
HOH
816
5
HOH
HOH
816
A
HOH
817
5
HOH
HOH
817
A
HOH
825
5
HOH
HOH
825
A
HOH
828
5
HOH
HOH
828
A
HOH
830
5
HOH
HOH
830
A
HOH
850
5
HOH
HOH
850
A
HOH
852
5
HOH
HOH
852
A
HOH
854
5
HOH
HOH
854
A
HOH
855
5
HOH
HOH
855
A
HOH
858
5
HOH
HOH
858
A
HOH
865
5
HOH
HOH
865
A
HOH
866
5
HOH
HOH
866
A
HOH
867
5
HOH
HOH
867
A
HOH
884
5
HOH
HOH
884
A
HOH
887
5
HOH
HOH
887
A
HOH
890
5
HOH
HOH
890
A
HOH
891
5
HOH
HOH
891
A
HOH
892
5
HOH
HOH
892
A
HOH
896
5
HOH
HOH
896
A
HOH
903
5
HOH
HOH
903
A
HOH
905
5
HOH
HOH
905
A
HOH
910
5
HOH
HOH
910
A
HOH
914
5
HOH
HOH
914
A
HOH
917
5
HOH
HOH
917
A
HOH
921
5
HOH
HOH
921
A
HOH
930
5
HOH
HOH
930
A
HOH
931
5
HOH
HOH
931
A
HOH
934
5
HOH
HOH
934
A
HOH
936
5
HOH
HOH
936
A
HOH
937
5
HOH
HOH
937
A
HOH
938
5
HOH
HOH
938
A
HOH
939
5
HOH
HOH
939
A
HOH
943
5
HOH
HOH
943
A
HOH
955
5
HOH
HOH
955
A
HOH
956
5
HOH
HOH
956
A
HOH
957
5
HOH
HOH
957
A
HOH
961
5
HOH
HOH
961
A
HOH
963
5
HOH
HOH
963
A
HOH
966
5
HOH
HOH
966
A
GLU
77
n
1
GLU
77
A
PRO
78
n
2
PRO
78
A
GLU
79
n
3
GLU
79
A
TRP
80
n
4
TRP
80
A
THR
81
n
5
THR
81
A
TYR
82
n
6
TYR
82
A
PRO
83
n
7
PRO
83
A
ARG
84
n
8
ARG
84
A
LEU
85
n
9
LEU
85
A
SER
86
n
10
SER
86
A
CYS
87
n
11
CYS
87
A
GLN
88
n
12
GLN
88
A
GLY
89
n
13
GLY
89
A
SER
90
n
14
SER
90
A
THR
91
n
15
THR
91
A
PHE
92
n
16
PHE
92
A
GLN
93
n
17
GLN
93
A
LYS
94
n
18
LYS
94
A
ALA
95
n
19
ALA
95
A
LEU
96
n
20
LEU
96
A
LEU
97
n
21
LEU
97
A
ILE
98
n
22
ILE
98
A
SER
99
n
23
SER
99
A
PRO
100
n
24
PRO
100
A
HIS
101
n
25
HIS
101
A
ARG
102
n
26
ARG
102
A
PHE
103
n
27
PHE
103
A
GLY
104
n
28
GLY
104
A
GLU
105
n
29
GLU
105
A
ILE
106
n
30
ILE
106
A
LYS
107
n
31
LYS
107
A
GLY
108
n
32
GLY
108
A
ASN
109
n
33
ASN
109
A
SER
110
n
34
SER
110
A
ALA
111
n
35
ALA
111
A
PRO
112
n
36
PRO
112
A
LEU
113
n
37
LEU
113
A
ILE
114
n
38
ILE
114
A
ILE
115
n
39
ILE
115
A
ARG
116
n
40
ARG
116
A
GLU
117
n
41
GLU
117
A
PRO
118
n
42
PRO
118
A
PHE
119
n
43
PHE
119
A
VAL
120
n
44
VAL
120
A
ALA
121
n
45
ALA
121
A
CYS
122
n
46
CYS
122
A
GLY
123
n
47
GLY
123
A
PRO
124
n
48
PRO
124
A
LYS
125
n
49
LYS
125
A
GLU
126
n
50
GLU
126
A
CYS
127
n
51
CYS
127
A
ARG
128
n
52
ARG
128
A
HIS
129
n
53
HIS
129
A
PHE
130
n
54
PHE
130
A
ALA
131
n
55
ALA
131
A
LEU
132
n
56
LEU
132
A
THR
133
n
57
THR
133
A
HIS
134
n
58
HIS
134
A
TYR
135
n
59
TYR
135
A
ALA
136
n
60
ALA
136
A
ALA
137
n
61
ALA
137
A
GLN
138
n
62
GLN
138
A
PRO
139
n
63
PRO
139
A
GLY
140
n
64
GLY
140
A
GLY
141
n
65
GLY
141
A
TYR
142
n
66
TYR
142
A
TYR
143
n
67
TYR
143
A
ASN
144
n
68
ASN
144
A
GLY
145
n
69
GLY
145
A
THR
146
n
70
THR
146
A
ARG
147
n
71
ARG
147
A
LYS
148
n
72
LYS
148
A
ASP
149
n
73
ASP
149
A
ARG
150
n
74
ARG
150
A
ASN
151
n
75
ASN
151
A
LYS
152
n
76
LYS
152
A
LEU
153
n
77
LEU
153
A
ARG
154
n
78
ARG
154
A
HIS
155
n
79
HIS
155
A
LEU
156
n
80
LEU
156
A
VAL
157
n
81
VAL
157
A
SER
158
n
82
SER
158
A
VAL
159
n
83
VAL
159
A
LYS
160
n
84
LYS
160
A
LEU
161
n
85
LEU
161
A
GLY
162
n
86
GLY
162
A
LYS
163
n
87
LYS
163
A
ILE
164
n
88
ILE
164
A
PRO
165
n
89
PRO
165
A
THR
166
n
90
THR
166
A
VAL
167
n
91
VAL
167
A
GLU
168
n
92
GLU
168
A
ASN
169
n
93
ASN
169
A
SER
170
n
94
SER
170
A
ILE
171
n
95
ILE
171
A
PHE
172
n
96
PHE
172
A
HIS
173
n
97
HIS
173
A
MET
174
n
98
MET
174
A
ALA
175
n
99
ALA
175
A
ALA
176
n
100
ALA
176
A
TRP
177
n
101
TRP
177
A
SER
178
n
102
SER
178
A
GLY
179
n
103
GLY
179
A
SER
180
n
104
SER
180
A
ALA
181
n
105
ALA
181
A
CYS
182
n
106
CYS
182
A
HIS
183
n
107
HIS
183
A
ASP
184
n
108
ASP
184
A
GLY
185
n
109
GLY
185
A
ARG
186
n
110
ARG
186
A
GLU
187
n
111
GLU
187
A
TRP
188
n
112
TRP
188
A
THR
189
n
113
THR
189
A
TYR
190
n
114
TYR
190
A
ILE
191
n
115
ILE
191
A
GLY
192
n
116
GLY
192
A
VAL
193
n
117
VAL
193
A
ASP
194
n
118
ASP
194
A
GLY
195
n
119
GLY
195
A
PRO
196
n
120
PRO
196
A
ASP
197
n
121
ASP
197
A
ASN
198
n
122
ASN
198
A
ASP
199
n
123
ASP
199
A
ALA
200
n
124
ALA
200
A
LEU
201
n
125
LEU
201
A
VAL
202
n
126
VAL
202
A
LYS
203
n
127
LYS
203
A
ILE
204
n
128
ILE
204
A
LYS
205
n
129
LYS
205
A
TYR
206
n
130
TYR
206
A
GLY
207
n
131
GLY
207
A
GLU
208
n
132
GLU
208
A
ALA
209
n
133
ALA
209
A
TYR
210
n
134
TYR
210
A
THR
211
n
135
THR
211
A
ASP
212
n
136
ASP
212
A
THR
213
n
137
THR
213
A
TYR
214
n
138
TYR
214
A
HIS
215
n
139
HIS
215
A
SER
216
n
140
SER
216
A
TYR
217
n
141
TYR
217
A
ALA
218
n
142
ALA
218
A
HIS
219
n
143
HIS
219
A
ASN
220
n
144
ASN
220
A
ILE
221
n
145
ILE
221
A
LEU
222
n
146
LEU
222
A
ARG
223
n
147
ARG
223
A
THR
224
n
148
THR
224
A
GLN
225
n
149
GLN
225
A
GLU
226
n
150
GLU
226
A
SER
227
n
151
SER
227
A
ALA
228
n
152
ALA
228
A
CYS
229
n
153
CYS
229
A
ASN
230
n
154
ASN
230
A
CYS
231
n
155
CYS
231
A
ILE
232
n
156
ILE
232
A
GLY
233
n
157
GLY
233
A
GLY
234
n
158
GLY
234
A
ASP
235
n
159
ASP
235
A
CYS
236
n
160
CYS
236
A
TYR
237
n
161
TYR
237
A
LEU
238
n
162
LEU
238
A
MET
239
n
163
MET
239
A
ILE
240
n
164
ILE
240
A
THR
241
n
165
THR
241
A
ASP
242
n
166
ASP
242
A
GLY
243
n
167
GLY
243
A
SER
244
n
168
SER
244
A
ALA
245
n
169
ALA
245
A
SER
246
n
170
SER
246
A
GLY
247
n
171
GLY
247
A
ILE
248
n
172
ILE
248
A
SER
249
n
173
SER
249
A
LYS
250
n
174
LYS
250
A
CYS
251
n
175
CYS
251
A
ARG
252
n
176
ARG
252
A
PHE
253
n
177
PHE
253
A
LEU
254
n
178
LEU
254
A
LYS
255
n
179
LYS
255
A
ILE
256
n
180
ILE
256
A
ARG
257
n
181
ARG
257
A
GLU
258
n
182
GLU
258
A
GLY
259
n
183
GLY
259
A
ARG
260
n
184
ARG
260
A
ILE
261
n
185
ILE
261
A
ILE
262
n
186
ILE
262
A
LYS
263
n
187
LYS
263
A
GLU
264
n
188
GLU
264
A
ILE
265
n
189
ILE
265
A
LEU
266
n
190
LEU
266
A
PRO
267
n
191
PRO
267
A
THR
268
n
192
THR
268
A
GLY
269
n
193
GLY
269
A
ARG
270
n
194
ARG
270
A
VAL
271
n
195
VAL
271
A
GLU
272
n
196
GLU
272
A
HIS
273
n
197
HIS
273
A
THR
274
n
198
THR
274
A
GLU
275
n
199
GLU
275
A
GLU
276
n
200
GLU
276
A
CYS
277
n
201
CYS
277
A
THR
278
n
202
THR
278
A
CYS
279
n
203
CYS
279
A
GLY
280
n
204
GLY
280
A
PHE
281
n
205
PHE
281
A
ALA
282
n
206
ALA
282
A
SER
283
n
207
SER
283
A
ASN
284
n
208
ASN
284
A
LYS
285
n
209
LYS
285
A
THR
286
n
210
THR
286
A
ILE
287
n
211
ILE
287
A
GLU
288
n
212
GLU
288
A
CYS
289
n
213
CYS
289
A
ALA
290
n
214
ALA
290
A
CYS
291
n
215
CYS
291
A
ARG
292
n
216
ARG
292
A
ASP
293
n
217
ASP
293
A
ASN
294
n
218
ASN
294
A
SER
295
n
219
SER
295
A
TYR
296
n
220
TYR
296
A
THR
297
n
221
THR
297
A
ALA
298
n
222
ALA
298
A
LYS
299
n
223
LYS
299
A
ARG
300
n
224
ARG
300
A
PRO
301
n
225
PRO
301
A
PHE
302
n
226
PHE
302
A
VAL
303
n
227
VAL
303
A
LYS
304
n
228
LYS
304
A
LEU
305
n
229
LEU
305
A
ASN
306
n
230
ASN
306
A
VAL
307
n
231
VAL
307
A
GLU
308
n
232
GLU
308
A
THR
309
n
233
THR
309
A
ASP
310
n
234
ASP
310
A
THR
311
n
235
THR
311
A
ALA
312
n
236
ALA
312
A
GLU
313
n
237
GLU
313
A
ILE
314
n
238
ILE
314
A
ARG
315
n
239
ARG
315
A
LEU
316
n
240
LEU
316
A
MET
317
n
241
MET
317
A
CYS
318
n
242
CYS
318
A
THR
319
n
243
THR
319
A
LYS
320
n
244
LYS
320
A
THR
321
n
245
THR
321
A
TYR
322
n
246
TYR
322
A
LEU
323
n
247
LEU
323
A
ASP
324
n
248
ASP
324
A
THR
325
n
249
THR
325
A
PRO
326
n
250
PRO
326
A
ARG
327
n
251
ARG
327
A
PRO
328
n
252
PRO
328
A
ASP
329
n
253
ASP
329
A
ASP
330
n
254
ASP
330
A
GLY
331
n
255
GLY
331
A
SER
332
n
256
SER
332
A
ILE
333
n
257
ILE
333
A
ALA
334
n
258
ALA
334
A
GLY
335
n
259
GLY
335
A
PRO
336
n
260
PRO
336
A
CYS
337
n
261
CYS
337
A
GLU
338
n
262
GLU
338
A
SER
339
n
263
SER
339
A
ASN
340
n
264
ASN
340
A
GLY
341
n
265
GLY
341
A
ASP
342
n
266
ASP
342
A
LYS
343
n
267
LYS
343
A
TRP
344
n
268
TRP
344
A
LEU
345
n
269
LEU
345
A
GLY
346
n
270
GLY
346
A
GLY
347
n
271
GLY
347
A
ILE
348
n
272
ILE
348
A
LYS
349
n
273
LYS
349
A
GLY
350
n
274
GLY
350
A
GLY
351
n
275
GLY
351
A
PHE
352
n
276
PHE
352
A
VAL
353
n
277
VAL
353
A
HIS
354
n
278
HIS
354
A
GLN
355
n
279
GLN
355
A
ARG
356
n
280
ARG
356
A
MET
357
n
281
MET
357
A
ALA
358
n
282
ALA
358
A
SER
359
n
283
SER
359
A
LYS
360
n
284
LYS
360
A
ILE
361
n
285
ILE
361
A
GLY
362
n
286
GLY
362
A
ARG
363
n
287
ARG
363
A
TRP
364
n
288
TRP
364
A
TYR
365
n
289
TYR
365
A
SER
366
n
290
SER
366
A
ARG
367
n
291
ARG
367
A
THR
368
n
292
THR
368
A
MET
369
n
293
MET
369
A
SER
370
n
294
SER
370
A
LYS
371
n
295
LYS
371
A
THR
372
n
296
THR
372
A
ASN
373
n
297
ASN
373
A
ARG
374
n
298
ARG
374
A
MET
375
n
299
MET
375
A
GLY
376
n
300
GLY
376
A
MET
377
n
301
MET
377
A
GLU
378
n
302
GLU
378
A
LEU
379
n
303
LEU
379
A
TYR
380
n
304
TYR
380
A
VAL
381
n
305
VAL
381
A
ARG
382
n
306
ARG
382
A
TYR
383
n
307
TYR
383
A
ASP
384
n
308
ASP
384
A
GLY
385
n
309
GLY
385
A
ASP
386
n
310
ASP
386
A
PRO
387
n
311
PRO
387
A
TRP
388
n
312
TRP
388
A
THR
389
n
313
THR
389
A
ASP
390
n
314
ASP
390
A
SER
391
n
315
SER
391
A
ASP
392
n
316
ASP
392
A
ALA
393
n
317
ALA
393
A
LEU
394
n
318
LEU
394
A
THR
395
n
319
THR
395
A
LEU
396
n
320
LEU
396
A
SER
397
n
321
SER
397
A
GLY
398
n
322
GLY
398
A
VAL
399
n
323
VAL
399
A
MET
400
n
324
MET
400
A
VAL
401
n
325
VAL
401
A
SER
402
n
326
SER
402
A
ILE
403
n
327
ILE
403
A
GLU
404
n
328
GLU
404
A
GLU
405
n
329
GLU
405
A
PRO
406
n
330
PRO
406
A
GLY
407
n
331
GLY
407
A
TRP
408
n
332
TRP
408
A
TYR
409
n
333
TYR
409
A
SER
410
n
334
SER
410
A
PHE
411
n
335
PHE
411
A
GLY
412
n
336
GLY
412
A
PHE
413
n
337
PHE
413
A
GLU
414
n
338
GLU
414
A
ILE
415
n
339
ILE
415
A
LYS
416
n
340
LYS
416
A
ASP
417
n
341
ASP
417
A
LYS
418
n
342
LYS
418
A
LYS
419
n
343
LYS
419
A
CYS
420
n
344
CYS
420
A
ASP
421
n
345
ASP
421
A
VAL
422
n
346
VAL
422
A
PRO
423
n
347
PRO
423
A
CYS
424
n
348
CYS
424
A
ILE
425
n
349
ILE
425
A
GLY
426
n
350
GLY
426
A
ILE
427
n
351
ILE
427
A
GLU
428
n
352
GLU
428
A
MET
429
n
353
MET
429
A
VAL
430
n
354
VAL
430
A
HIS
431
n
355
HIS
431
A
ASP
432
n
356
ASP
432
A
GLY
433
n
357
GLY
433
A
GLY
434
n
358
GLY
434
A
LYS
435
n
359
LYS
435
A
ASP
436
n
360
ASP
436
A
THR
437
n
361
THR
437
A
TRP
438
n
362
TRP
438
A
HIS
439
n
363
HIS
439
A
SER
440
n
364
SER
440
A
ALA
441
n
365
ALA
441
A
ALA
442
n
366
ALA
442
A
THR
443
n
367
THR
443
A
ALA
444
n
368
ALA
444
A
ILE
445
n
369
ILE
445
A
TYR
446
n
370
TYR
446
A
CYS
447
n
371
CYS
447
A
LEU
448
n
372
LEU
448
A
MET
449
n
373
MET
449
A
GLY
450
n
374
GLY
450
A
SER
451
n
375
SER
451
A
GLY
452
n
376
GLY
452
A
GLN
453
n
377
GLN
453
A
LEU
454
n
378
LEU
454
A
LEU
455
n
379
LEU
455
A
TRP
456
n
380
TRP
456
A
ASP
457
n
381
ASP
457
A
THR
458
n
382
THR
458
A
VAL
459
n
383
VAL
459
A
THR
460
n
384
THR
460
A
GLY
461
n
385
GLY
461
A
VAL
462
n
386
VAL
462
A
ASP
463
n
387
ASP
463
A
MET
464
n
388
MET
464
A
ALA
465
n
389
ALA
465
A
LEU
466
n
390
LEU
466
A
author_and_software_defined_assembly
PISA,PQS
4
tetrameric
20530
-223
44140
A
GLU
168
A
OE2
GLU
92
3_545
A
CA
501
D
CA
CA
1_555
A
GLU
168
A
OE1
GLU
92
2_655
133.2
A
GLU
168
A
OE2
GLU
92
3_545
A
CA
501
D
CA
CA
1_555
A
GLU
168
A
OE1
GLU
92
3_545
46.1
A
GLU
168
A
OE1
GLU
92
2_655
A
CA
501
D
CA
CA
1_555
A
GLU
168
A
OE1
GLU
92
3_545
106.5
A
ASP
293
A
O
ASP
217
1_555
A
CA
500
C
CA
CA
1_555
A
THR
297
A
O
THR
221
1_555
89.5
A
ASP
293
A
O
ASP
217
1_555
A
CA
500
C
CA
CA
1_555
A
ASP
324
A
OD2
ASP
248
1_555
106.3
A
THR
297
A
O
THR
221
1_555
A
CA
500
C
CA
CA
1_555
A
ASP
324
A
OD2
ASP
248
1_555
100.7
A
ASP
293
A
O
ASP
217
1_555
A
CA
500
C
CA
CA
1_555
A
GLY
346
A
O
GLY
270
1_555
99.7
A
THR
297
A
O
THR
221
1_555
A
CA
500
C
CA
CA
1_555
A
GLY
346
A
O
GLY
270
1_555
153.7
A
ASP
324
A
OD2
ASP
248
1_555
A
CA
500
C
CA
CA
1_555
A
GLY
346
A
O
GLY
270
1_555
100.2
A
ASP
293
A
O
ASP
217
1_555
A
CA
500
C
CA
CA
1_555
A
HOH
502
F
O
HOH
1_555
88.9
A
THR
297
A
O
THR
221
1_555
A
CA
500
C
CA
CA
1_555
A
HOH
502
F
O
HOH
1_555
81.4
A
ASP
324
A
OD2
ASP
248
1_555
A
CA
500
C
CA
CA
1_555
A
HOH
502
F
O
HOH
1_555
164.6
A
GLY
346
A
O
GLY
270
1_555
A
CA
500
C
CA
CA
1_555
A
HOH
502
F
O
HOH
1_555
74.3
A
ASP
293
A
O
ASP
217
1_555
A
CA
500
C
CA
CA
1_555
A
HOH
503
F
O
HOH
1_555
164.2
A
THR
297
A
O
THR
221
1_555
A
CA
500
C
CA
CA
1_555
A
HOH
503
F
O
HOH
1_555
87.6
A
ASP
324
A
OD2
ASP
248
1_555
A
CA
500
C
CA
CA
1_555
A
HOH
503
F
O
HOH
1_555
89.5
A
GLY
346
A
O
GLY
270
1_555
A
CA
500
C
CA
CA
1_555
A
HOH
503
F
O
HOH
1_555
76.8
A
HOH
502
F
O
HOH
1_555
A
CA
500
C
CA
CA
1_555
A
HOH
503
F
O
HOH
1_555
75.3
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
2_655
-x+1,-y,z
crystal symmetry operation
124.2510000000
0.0000000000
0.0000000000
0.0000000000
-1.0000000000
0.0000000000
1.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
3_545
-y+1/2,x-1/2,z
crystal symmetry operation
62.1255000000
-62.1255000000
0.0000000000
0.0000000000
1.0000000000
0.0000000000
-1.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
4_555
y+1/2,-x+1/2,z
crystal symmetry operation
62.1255000000
62.1255000000
0.0000000000
A
O
PHE
119
A
O
PHE
43
A
N
PHE
130
A
N
PHE
54
A
O
HIS
129
A
O
HIS
53
A
N
VAL
159
A
N
VAL
83
A
O
LEU
156
A
O
LEU
80
A
N
MET
174
A
N
MET
98
A
O
SER
180
A
O
SER
104
A
N
ILE
191
A
N
ILE
115
A
O
TYR
190
A
O
TYR
114
A
N
LYS
205
A
N
LYS
129
A
O
VAL
202
A
O
VAL
126
A
N
TYR
214
A
N
TYR
138
A
O
ASN
230
A
O
ASN
154
A
N
TYR
237
A
N
TYR
161
A
O
CYS
236
A
O
CYS
160
A
N
ILE
256
A
N
ILE
180
A
O
PHE
253
A
O
PHE
177
A
N
ILE
265
A
N
ILE
189
A
O
THR
311
A
O
THR
235
A
N
ASN
306
A
N
ASN
230
A
O
VAL
303
A
O
VAL
227
A
N
CYS
289
A
N
CYS
213
A
O
THR
286
A
O
THR
210
A
N
SER
283
A
N
SER
207
A
O
VAL
353
A
O
VAL
277
A
N
TRP
364
A
N
TRP
288
A
O
ARG
363
A
O
ARG
287
A
N
ARG
382
A
N
ARG
306
A
O
MET
377
A
O
MET
301
A
N
VAL
401
A
N
VAL
325
A
O
PHE
411
A
O
PHE
335
A
N
GLY
426
A
N
GLY
350
A
O
ILE
425
A
O
ILE
349
A
N
TYR
446
A
N
TYR
370
A
O
THR
443
A
O
THR
367
A
N
ILE
98
A
N
ILE
22
1
A
O1
NAG
467
B
O1
NAG
1
1
N
1
A
A
O
O
HOH
HOH
736
917
2.07
1_555
4_555
1
A
PRO
78
-53.49
174.09
1
A
SER
90
-161.06
14.12
1
A
SER
99
-112.64
67.05
1
A
MET
174
179.56
154.14
1
A
ARG
186
-138.49
-33.72
1
A
ASP
199
-160.95
46.18
1
A
ALA
200
-59.29
178.39
1
A
ILE
221
43.06
76.58
1
A
ILE
232
-163.01
117.09
1
A
LYS
263
171.51
145.99
1
A
HIS
273
-173.97
106.13
1
A
GLU
275
170.58
166.13
1
A
CYS
291
-111.71
-168.50
1
A
PHE
352
-170.77
134.59
1
A
ARG
367
-175.33
139.41
1
A
ARG
382
-160.55
113.29
1
A
ASP
384
49.67
-178.29
1
A
ILE
403
-56.71
0.21
1
A
TRP
408
-99.82
-131.05
1
A
LYS
418
-29.77
-65.38
1
A
MET
429
-119.70
73.96
0.251
0.174
2.5
8
17239
76.4
RANDOM
1
THROUGHOUT
2.0
MOLECULAR REPLACEMENT
PDB ENTRY 1IVB
2.5
8
120
3197
37
0
3040
0.007
1.345
2.5
20
1B9S
17239
2.0
0.124
1
2.06
1.72
86.4
2.5
2.6
2.06
0.42
1
1.72
86.44
data scaling
SAINT
data reduction
SAINT
model building
X-PLOR
refinement
X-PLOR
3.85
phasing
X-PLOR
NOVEL AROMATIC INHIBITORS OF INFLUENZA VIRUS NEURAMINIDASE MAKE SELECTIVE INTERACTIONS WITH CONSERVED RESIDUES AND WATER MOLECULES IN THE ACTIVE SITE
1
N
N
2
N
N
3
N
N
3
N
N
4
N
N
5
N
N
A
PRO
100
A
PRO
24
HELX_P
A
PHE
103
A
PHE
27
5
1
4
A
ASP
197
A
ASP
121
HELX_P
A
ASP
199
A
ASP
123
5
2
3
disulf
2.034
A
CYS
87
A
SG
CYS
11
1_555
A
CYS
420
A
SG
CYS
344
1_555
disulf
2.024
A
CYS
122
A
SG
CYS
46
1_555
A
CYS
127
A
SG
CYS
51
1_555
disulf
2.022
A
CYS
182
A
SG
CYS
106
1_555
A
CYS
229
A
SG
CYS
153
1_555
disulf
2.032
A
CYS
231
A
SG
CYS
155
1_555
A
CYS
236
A
SG
CYS
160
1_555
disulf
2.029
A
CYS
277
A
SG
CYS
201
1_555
A
CYS
291
A
SG
CYS
215
1_555
disulf
2.028
A
CYS
279
A
SG
CYS
203
1_555
A
CYS
289
A
SG
CYS
213
1_555
disulf
2.028
A
CYS
318
A
SG
CYS
242
1_555
A
CYS
337
A
SG
CYS
261
1_555
disulf
2.015
A
CYS
424
A
SG
CYS
348
1_555
A
CYS
447
A
SG
CYS
371
1_555
metalc
2.967
A
GLU
168
A
OE2
GLU
92
3_545
A
CA
501
D
CA
CA
1_555
metalc
3.115
A
GLU
168
A
OE1
GLU
92
2_655
A
CA
501
D
CA
CA
1_555
metalc
2.469
A
GLU
168
A
OE1
GLU
92
3_545
A
CA
501
D
CA
CA
1_555
metalc
2.113
A
ASP
293
A
O
ASP
217
1_555
A
CA
500
C
CA
CA
1_555
metalc
2.572
A
THR
297
A
O
THR
221
1_555
A
CA
500
C
CA
CA
1_555
metalc
2.113
A
ASP
324
A
OD2
ASP
248
1_555
A
CA
500
C
CA
CA
1_555
metalc
2.305
A
GLY
346
A
O
GLY
270
1_555
A
CA
500
C
CA
CA
1_555
metalc
2.974
A
CA
500
C
CA
CA
1_555
A
HOH
502
F
O
HOH
1_555
metalc
2.194
A
CA
500
C
CA
CA
1_555
A
HOH
503
F
O
HOH
1_555
HYDROLASE
NEURAMINIDASE, SIALIDASE, INFLUENZA, HYDROLASE
A
GLN
138
A
GLN
62
1
A
PRO
139
A
PRO
63
-0.24
A
THR
325
A
THR
249
1
A
PRO
326
A
PRO
250
-0.17
NRAM_INBLE
UNP
1
P03474
77
466
1B9S
77
466
P03474
A
1
1
390
4
4
4
4
4
4
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
PHE
119
A
PHE
43
A
CYS
122
A
CYS
46
A
CYS
127
A
CYS
51
A
THR
133
A
THR
57
A
HIS
155
A
HIS
79
A
LYS
160
A
LYS
84
A
ILE
171
A
ILE
95
A
ALA
175
A
ALA
99
A
GLY
179
A
GLY
103
A
HIS
183
A
HIS
107
A
TRP
188
A
TRP
112
A
PRO
196
A
PRO
120
A
ASP
199
A
ASP
123
A
TYR
206
A
TYR
130
A
ALA
209
A
ALA
133
A
HIS
215
A
HIS
139
A
ASN
230
A
ASN
154
A
ILE
232
A
ILE
156
A
ASP
235
A
ASP
159
A
THR
241
A
THR
165
A
CYS
251
A
CYS
175
A
ARG
257
A
ARG
181
A
ARG
260
A
ARG
184
A
LEU
266
A
LEU
190
A
THR
311
A
THR
235
A
LEU
316
A
LEU
240
A
PRO
301
A
PRO
225
A
ASN
306
A
ASN
230
A
THR
286
A
THR
210
A
ALA
290
A
ALA
214
A
THR
278
A
THR
202
A
SER
283
A
SER
207
A
PHE
352
A
PHE
276
A
ARG
356
A
ARG
280
A
ILE
361
A
ILE
285
A
ARG
367
A
ARG
291
A
MET
377
A
MET
301
A
TYR
383
A
TYR
307
A
GLY
398
A
GLY
322
A
VAL
401
A
VAL
325
A
SER
410
A
SER
334
A
LYS
416
A
LYS
340
A
ASP
421
A
ASP
345
A
HIS
431
A
HIS
355
A
SER
440
A
SER
364
A
LEU
448
A
LEU
372
A
PHE
92
A
PHE
16
A
ILE
98
A
ILE
22
90
P 4 21 2