0.013831
-0.000000
0.002824
0.000000
0.013899
-0.000000
0.000000
0.000000
0.013989
0.00000
0.00000
0.00000
Katz, B.A.
Elrod, K.
Luong, C.
Rice, M.
Mackman, R.L.
Sprengeler, P.A.
Spencer, J.
Hatayte, J.
Janc, J.
Link, J.
Litvak, J.
Rai, R.
Rice, K.
Sideris, S.
Verner, E.
Young, W.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
4
90.0
101.54
90.0
72.30
71.95
72.96
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
C14 H13 N4 O 1
253.279
2-(2-HYDROXY-PHENYL)-1H-BENZOIMIDAZOLE-5-CARBOXAMIDINE
non-polymer
Ca 2
40.078
CALCIUM ION
non-polymer
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
Na 1
22.990
SODIUM ION
non-polymer
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
C9 H11 N O6 S
261.252
n
O-SULFO-L-TYROSINE
L-peptide linking
C5 H11 N O2
117.146
y
VALINE
L-peptide linking
Zn 2
65.409
ZINC ION
non-polymer
N
1
N
N
N
2
S
C
N
3
N
C
N
4
N
O
N
5
N
C
N
6
N
O
N
7
N
H
N
8
N
H
N
9
N
H
N
10
N
H
N
11
N
H
N
12
N
H
N
13
N
H
N
14
N
N
N
15
S
C
N
16
N
C
N
17
N
O
N
18
N
C
N
19
N
C
N
20
N
C
N
21
N
N
N
22
N
C
N
23
N
N
N
24
N
N
N
25
N
O
N
26
N
H
N
27
N
H
N
28
N
H
N
29
N
H
N
30
N
H
N
31
N
H
N
32
N
H
N
33
N
H
N
34
N
H
N
35
N
H
N
36
N
H
N
37
N
H
N
38
N
H
N
39
N
H
N
40
N
H
N
41
N
N
N
42
S
C
N
43
N
C
N
44
N
O
N
45
N
C
N
46
N
C
N
47
N
O
N
48
N
N
N
49
N
O
N
50
N
H
N
51
N
H
N
52
N
H
N
53
N
H
N
54
N
H
N
55
N
H
N
56
N
H
N
57
N
H
N
58
N
N
N
59
S
C
N
60
N
C
N
61
N
O
N
62
N
C
N
63
N
C
N
64
N
O
N
65
N
O
N
66
N
O
N
67
N
H
N
68
N
H
N
69
N
H
N
70
N
H
N
71
N
H
N
72
N
H
N
73
N
H
Y
74
N
C
Y
75
N
C
Y
76
N
C
Y
77
N
C
Y
78
N
C
Y
79
N
C
N
80
N
C
N
81
N
N
N
82
N
N
Y
83
N
N
Y
84
N
N
Y
85
N
C
Y
86
N
C
Y
87
N
C
Y
88
N
C
Y
89
N
C
Y
90
N
C
Y
91
N
C
N
92
N
O
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
CA
N
107
N
N
N
108
R
C
N
109
N
C
N
110
N
O
N
111
N
C
N
112
N
S
N
113
N
O
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
N
N
122
S
C
N
123
N
C
N
124
N
O
N
125
N
C
N
126
N
C
N
127
N
C
N
128
N
O
N
129
N
N
N
130
N
O
N
131
N
H
N
132
N
H
N
133
N
H
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
N
N
142
S
C
N
143
N
C
N
144
N
O
N
145
N
C
N
146
N
C
N
147
N
C
N
148
N
O
N
149
N
O
N
150
N
O
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
H
N
159
N
H
N
160
N
N
N
161
N
C
N
162
N
C
N
163
N
O
N
164
N
O
N
165
N
H
N
166
N
H
N
167
N
H
N
168
N
H
N
169
N
H
N
170
N
N
N
171
S
C
N
172
N
C
N
173
N
O
N
174
N
C
Y
175
N
C
Y
176
N
N
Y
177
N
C
Y
178
N
C
Y
179
N
N
N
180
N
O
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
O
N
192
N
H
N
193
N
H
N
194
N
N
N
195
S
C
N
196
N
C
N
197
N
O
N
198
S
C
N
199
N
C
N
200
N
C
N
201
N
C
N
202
N
O
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
N
221
N
C
N
222
N
C
N
223
N
C
N
224
N
O
N
225
N
H
N
226
N
H
N
227
N
H
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
N
N
239
S
C
N
240
N
C
N
241
N
O
N
242
N
C
N
243
N
C
N
244
N
C
N
245
N
C
N
246
N
N
N
247
N
O
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
H
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
N
N
264
S
C
N
265
N
C
N
266
N
O
N
267
N
C
N
268
N
C
N
269
N
S
N
270
N
C
N
271
N
O
N
272
N
H
N
273
N
H
N
274
N
H
N
275
N
H
N
276
N
H
N
277
N
H
N
278
N
H
N
279
N
H
N
280
N
H
N
281
N
H
N
282
N
H
N
283
N
NA
N
284
N
N
N
285
S
C
N
286
N
C
N
287
N
O
N
288
N
C
Y
289
N
C
Y
290
N
C
Y
291
N
C
Y
292
N
C
Y
293
N
C
Y
294
N
C
N
295
N
O
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
H
N
303
N
H
N
304
N
H
N
305
N
H
N
306
N
H
N
307
N
N
N
308
S
C
N
309
N
C
N
310
N
O
N
311
N
C
N
312
N
C
N
313
N
C
N
314
N
O
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
H
N
323
N
H
N
324
N
N
N
325
S
C
N
326
N
C
N
327
N
O
N
328
N
C
N
329
N
O
N
330
N
O
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
R
C
N
343
N
O
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
N
N
356
S
C
N
357
N
C
N
358
N
O
N
359
N
C
Y
360
N
C
Y
361
N
C
Y
362
N
C
Y
363
N
N
Y
364
N
C
Y
365
N
C
Y
366
N
C
Y
367
N
C
Y
368
N
C
N
369
N
O
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
H
N
377
N
H
N
378
N
H
N
379
N
H
N
380
N
H
N
381
N
H
N
382
N
N
N
383
S
C
N
384
N
C
N
385
N
O
N
386
N
C
Y
387
N
C
Y
388
N
C
Y
389
N
C
Y
390
N
C
Y
391
N
C
Y
392
N
C
N
393
N
O
N
394
N
O
N
395
N
H
N
396
N
H
N
397
N
H
N
398
N
H
N
399
N
H
N
400
N
H
N
401
N
H
N
402
N
H
N
403
N
H
N
404
N
H
N
405
N
H
N
406
N
N
N
407
S
C
N
408
N
C
Y
409
N
C
Y
410
N
C
Y
411
N
C
Y
412
N
C
Y
413
N
C
Y
414
N
C
N
415
N
O
N
416
N
S
N
417
N
O
N
418
N
O
N
419
N
O
N
420
N
C
N
421
N
O
N
422
N
O
N
423
N
H
N
424
N
H
N
425
N
H
N
426
N
H
N
427
N
H
N
428
N
H
N
429
N
H
N
430
N
H
N
431
N
H
N
432
N
H
N
433
N
H
N
434
N
N
N
435
S
C
N
436
N
C
N
437
N
O
N
438
N
C
N
439
N
C
N
440
N
C
N
441
N
O
N
442
N
H
N
443
N
H
N
444
N
H
N
445
N
H
N
446
N
H
N
447
N
H
N
448
N
H
N
449
N
H
N
450
N
H
N
451
N
H
N
452
N
H
N
453
N
ZN
N
1
N
sing
N
2
N
sing
N
3
N
sing
N
4
N
sing
N
5
N
sing
N
6
N
sing
N
7
N
doub
N
8
N
sing
N
9
N
sing
N
10
N
sing
N
11
N
sing
N
12
N
sing
N
13
N
sing
N
14
N
sing
N
15
N
sing
N
16
N
sing
N
17
N
sing
N
18
N
sing
N
19
N
doub
N
20
N
sing
N
21
N
sing
N
22
N
sing
N
23
N
sing
N
24
N
sing
N
25
N
sing
N
26
N
sing
N
27
N
sing
N
28
N
sing
N
29
N
sing
N
30
N
sing
N
31
N
sing
N
32
N
sing
N
33
N
doub
N
34
N
sing
N
35
N
sing
N
36
N
sing
N
37
N
sing
N
38
N
sing
N
39
N
sing
N
40
N
sing
N
41
N
sing
N
42
N
sing
N
43
N
sing
N
44
N
sing
N
45
N
doub
N
46
N
sing
N
47
N
sing
N
48
N
sing
N
49
N
sing
N
50
N
doub
N
51
N
sing
N
52
N
sing
N
53
N
sing
N
54
N
sing
N
55
N
sing
N
56
N
sing
N
57
N
sing
N
58
N
sing
N
59
N
sing
N
60
N
sing
N
61
N
doub
N
62
N
sing
N
63
N
sing
N
64
N
sing
N
65
N
sing
N
66
N
doub
N
67
N
sing
N
68
N
sing
N
69
N
sing
Y
70
N
sing
Y
71
N
doub
N
72
N
sing
Y
73
N
doub
N
74
N
sing
Y
75
N
sing
N
76
N
sing
Y
77
N
doub
Y
78
N
sing
Y
79
N
sing
Y
80
N
sing
N
81
N
sing
N
82
N
sing
N
83
N
doub
N
84
N
sing
N
85
N
sing
N
86
N
sing
N
87
N
sing
Y
88
N
sing
N
89
N
sing
Y
90
N
doub
Y
91
N
sing
Y
92
N
doub
Y
93
N
sing
Y
94
N
sing
N
95
N
sing
Y
96
N
doub
N
97
N
sing
Y
98
N
sing
N
99
N
sing
Y
100
N
doub
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
sing
N
110
N
doub
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
sing
N
121
N
sing
N
122
N
sing
N
123
N
doub
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
sing
N
131
N
doub
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
sing
N
139
N
sing
N
140
N
sing
N
141
N
sing
N
142
N
doub
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
sing
N
150
N
doub
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
doub
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
doub
N
170
N
sing
N
171
N
sing
N
172
N
sing
N
173
N
sing
Y
174
N
sing
Y
175
N
doub
Y
176
N
doub
N
177
N
sing
Y
178
N
sing
N
179
N
sing
Y
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
doub
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
sing
N
212
N
sing
N
213
N
doub
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
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
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
doub
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
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
doub
N
278
N
sing
N
279
N
sing
N
280
N
sing
N
281
N
sing
Y
282
N
doub
Y
283
N
sing
Y
284
N
sing
N
285
N
sing
Y
286
N
doub
N
287
N
sing
Y
288
N
doub
N
289
N
sing
Y
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
sing
N
300
N
doub
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
sing
N
315
N
sing
N
316
N
sing
N
317
N
doub
N
318
N
sing
N
319
N
sing
N
320
N
sing
N
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
doub
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
sing
N
341
N
sing
N
342
N
sing
N
343
N
sing
N
344
N
sing
N
345
N
sing
N
346
N
doub
N
347
N
sing
N
348
N
sing
N
349
N
sing
N
350
N
sing
Y
351
N
doub
Y
352
N
sing
Y
353
N
sing
N
354
N
sing
Y
355
N
doub
Y
356
N
sing
Y
357
N
sing
N
358
N
sing
Y
359
N
sing
Y
360
N
doub
N
361
N
sing
Y
362
N
doub
N
363
N
sing
Y
364
N
sing
N
365
N
sing
N
366
N
sing
N
367
N
sing
N
368
N
sing
N
369
N
sing
N
370
N
sing
N
371
N
sing
N
372
N
sing
N
373
N
sing
N
374
N
doub
N
375
N
sing
N
376
N
sing
N
377
N
sing
N
378
N
sing
Y
379
N
doub
Y
380
N
sing
Y
381
N
sing
N
382
N
sing
Y
383
N
doub
N
384
N
sing
Y
385
N
doub
N
386
N
sing
Y
387
N
sing
N
388
N
sing
N
389
N
sing
N
390
N
sing
N
391
N
sing
N
392
N
sing
N
393
N
sing
N
394
N
sing
N
395
N
sing
N
396
N
sing
N
397
N
sing
N
398
N
sing
N
399
N
sing
N
400
N
sing
Y
401
N
doub
Y
402
N
sing
Y
403
N
sing
N
404
N
sing
Y
405
N
doub
N
406
N
sing
Y
407
N
doub
N
408
N
sing
Y
409
N
sing
N
410
N
sing
N
411
N
sing
N
412
N
sing
N
413
N
doub
N
414
N
doub
N
415
N
sing
N
416
N
sing
N
417
N
doub
N
418
N
sing
N
419
N
sing
N
420
N
sing
N
421
N
sing
N
422
N
sing
N
423
N
sing
N
424
N
sing
N
425
N
sing
N
426
N
doub
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
sing
N
436
N
sing
N
437
N
sing
UK
J.Mol.Biol.
JMOBAK
0070
0022-2836
307
1451
1486
10.1006/jmbi.2001.4516
11292354
A novel serine protease inhibition motif involving a multi-centered short hydrogen bonding network at the active site.
2001
10.2210/pdb1ghx/pdb
pdb_00001ghx
298
1
IMAGE PLATE
2000-03-01
RIGAKU RAXIS IV
SINGLE WAVELENGTH
M
x-ray
1
1.5418
1.0
1.5418
ROTATING ANODE
RIGAKU RU200
4096.534
THROMBIN
3.4.21.5
LIGHT CHAIN, RESIDUES 328-363
1
nat
polymer
29594.055
THROMBIN
3.4.21.5
HEAVY CHAIN, RESIDUES 364-620
1
nat
polymer
1491.528
ACETYL HIRUDIN
1
syn
polymer
65.409
ZINC ION
1
syn
non-polymer
40.078
CALCIUM ION
1
syn
non-polymer
22.990
SODIUM ION
1
syn
non-polymer
253.279
2-(2-HYDROXY-PHENYL)-1H-BENZOIMIDAZOLE-5-CARBOXAMIDINE
1
syn
non-polymer
18.015
water
265
nat
water
COAGULATION FACTOR II
COAGULATION FACTOR II
E.C.3.4.21.5
E.C.3.4.21.5
no
no
TFGSGEADCGLRPLFEKKSLEDKTERELLESYIDGR
TFGSGEADCGLRPLFEKKSLEDKTERELLESYIDGR
L
polypeptide(L)
no
no
IVEGSDAEIGMSPWQVMLFRKSPQELLCGASLISDRWVLTAAHCLLYPPWDKNFTENDLLVRIGKHSRTRYERNIEKISM
LEKIYIHPRYNWRENLDRDIALMKLKKPVAFSDYIHPVCLPDRETAASLLQAGYKGRVTGWGNLKETWTANVGKGQPSVL
QVVNLPIVERPVCKDSTRIRITDNMFCAGYKPDEGKRGDACEGDSGGPFVMKSPFNNRWYQMGIVSWGEGCDRDGKYGFY
THVFRLKKWIQKVIDQF
IVEGSDAEIGMSPWQVMLFRKSPQELLCGASLISDRWVLTAAHCLLYPPWDKNFTENDLLVRIGKHSRTRYERNIEKISM
LEKIYIHPRYNWRENLDRDIALMKLKKPVAFSDYIHPVCLPDRETAASLLQAGYKGRVTGWGNLKETWTANVGKGQPSVL
QVVNLPIVERPVCKDSTRIRITDNMFCAGYKPDEGKRGDACEGDSGGPFVMKSPFNNRWYQMGIVSWGEGCDRDGKYGFY
THVFRLKKWIQKVIDQF
H
polypeptide(L)
no
yes
DFEEIPEE(TYS)LQ
DFEEIPEEYLQ
I
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
human
Homo
sample
9606
Homo sapiens
human
Homo
sample
9606
Homo sapiens
1
2.64
53.43
VAPOR DIFFUSION
7.3
PEG 4000, NaCl (soak at pH 8.2), pH 7.3, vapor diffusion, temperature 298K
298
software
chem_comp_atom
chem_comp_bond
database_2
pdbx_struct_conn_angle
struct_conn
struct_conn_type
struct_site
repository
Initial release
Version format compliance
Atomic model
Database references
Derived calculations
Non-polymer description
Structure summary
Version format compliance
Other
Other
Refinement description
Data collection
Database references
Derived calculations
1
0
2002-01-22
1
1
2008-04-26
1
2
2011-07-13
1
3
2012-12-12
1
4
2013-03-13
1
5
2017-10-04
1
6
2023-12-27
_software.name
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_pdbx_struct_conn_angle.ptnr1_PDB_ins_code
_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_comp_id
_pdbx_struct_conn_angle.ptnr1_label_seq_id
_pdbx_struct_conn_angle.ptnr1_symmetry
_pdbx_struct_conn_angle.ptnr3_PDB_ins_code
_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_comp_id
_pdbx_struct_conn_angle.ptnr3_label_seq_id
_pdbx_struct_conn_angle.ptnr3_symmetry
_pdbx_struct_conn_angle.value
_struct_conn.conn_type_id
_struct_conn.id
_struct_conn.pdbx_dist_value
_struct_conn.pdbx_leaving_atom_flag
_struct_conn.pdbx_ptnr1_PDB_ins_code
_struct_conn.pdbx_ptnr1_label_alt_id
_struct_conn.ptnr1_auth_asym_id
_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_asym_id
_struct_conn.ptnr2_auth_comp_id
_struct_conn.ptnr2_auth_seq_id
_struct_conn.ptnr2_label_asym_id
_struct_conn.ptnr2_label_atom_id
_struct_conn.ptnr2_label_comp_id
_struct_conn.ptnr2_label_seq_id
_struct_conn.ptnr2_symmetry
_struct_conn_type.id
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
the same protein complexed with a different inhibitor
N
RCSB
Y
RCSB
2001-01-22
REL
REL
ZN
ZINC ION
CA
CALCIUM ION
NA
SODIUM ION
BMZ
2-(2-HYDROXY-PHENYL)-1H-BENZOIMIDAZOLE-5-CARBOXAMIDINE
HOH
water
6421
Hirudo medicinalis
sample
ZN
859
4
ZN
ZN
859
L
CA
673
5
CA
CA
673
H
NA
409
6
NA
NA
409
H
BMZ
246
7
BMZ
BMZ
246
H
HOH
440
8
HOH
HOH
440
L
HOH
449
8
HOH
HOH
449
L
HOH
465
8
HOH
HOH
465
L
HOH
470
8
HOH
HOH
470
L
HOH
485
8
HOH
HOH
485
L
HOH
488
8
HOH
HOH
488
L
HOH
532
8
HOH
HOH
532
L
HOH
534
8
HOH
HOH
534
L
HOH
540
8
HOH
HOH
540
L
HOH
546
8
HOH
HOH
546
L
HOH
557
8
HOH
HOH
557
L
HOH
573
8
HOH
HOH
573
L
HOH
575
8
HOH
HOH
575
L
HOH
599
8
HOH
HOH
599
L
HOH
697
8
HOH
HOH
697
L
HOH
700
8
HOH
HOH
700
L
HOH
704
8
HOH
HOH
704
L
HOH
712
8
HOH
HOH
712
L
HOH
739
8
HOH
HOH
739
L
HOH
746
8
HOH
HOH
746
L
HOH
747
8
HOH
HOH
747
L
HOH
754
8
HOH
HOH
754
L
HOH
755
8
HOH
HOH
755
L
HOH
758
8
HOH
HOH
758
L
HOH
759
8
HOH
HOH
759
L
HOH
764
8
HOH
HOH
764
L
HOH
864
8
HOH
HOH
864
L
HOH
877
8
HOH
HOH
877
L
HOH
911
8
HOH
HOH
911
L
HOH
1020
8
HOH
HOH
1020
L
HOH
1128
8
HOH
HOH
1128
L
HOH
1195
8
HOH
HOH
1195
L
HOH
1211
8
HOH
HOH
1211
L
HOH
1305
8
HOH
HOH
1305
L
HOH
394
8
HOH
HOH
394
H
HOH
395
8
HOH
HOH
395
H
HOH
396
8
HOH
HOH
396
H
HOH
397
8
HOH
HOH
397
H
HOH
401
8
HOH
HOH
401
H
HOH
402
8
HOH
HOH
402
H
HOH
403
8
HOH
HOH
403
H
HOH
404
8
HOH
HOH
404
H
HOH
405
8
HOH
HOH
405
H
HOH
406
8
HOH
HOH
406
H
HOH
407
8
HOH
HOH
407
H
HOH
408
8
HOH
HOH
408
H
HOH
410
8
HOH
HOH
410
H
HOH
411
8
HOH
HOH
411
H
HOH
412
8
HOH
HOH
412
H
HOH
413
8
HOH
HOH
413
H
HOH
414
8
HOH
HOH
414
H
HOH
415
8
HOH
HOH
415
H
HOH
416
8
HOH
HOH
416
H
HOH
417
8
HOH
HOH
417
H
HOH
418
8
HOH
HOH
418
H
HOH
419
8
HOH
HOH
419
H
HOH
420
8
HOH
HOH
420
H
HOH
421
8
HOH
HOH
421
H
HOH
423
8
HOH
HOH
423
H
HOH
425
8
HOH
HOH
425
H
HOH
426
8
HOH
HOH
426
H
HOH
427
8
HOH
HOH
427
H
HOH
428
8
HOH
HOH
428
H
HOH
430
8
HOH
HOH
430
H
HOH
431
8
HOH
HOH
431
H
HOH
432
8
HOH
HOH
432
H
HOH
433
8
HOH
HOH
433
H
HOH
435
8
HOH
HOH
435
H
HOH
437
8
HOH
HOH
437
H
HOH
438
8
HOH
HOH
438
H
HOH
439
8
HOH
HOH
439
H
HOH
442
8
HOH
HOH
442
H
HOH
443
8
HOH
HOH
443
H
HOH
444
8
HOH
HOH
444
H
HOH
445
8
HOH
HOH
445
H
HOH
446
8
HOH
HOH
446
H
HOH
447
8
HOH
HOH
447
H
HOH
450
8
HOH
HOH
450
H
HOH
451
8
HOH
HOH
451
H
HOH
453
8
HOH
HOH
453
H
HOH
455
8
HOH
HOH
455
H
HOH
456
8
HOH
HOH
456
H
HOH
457
8
HOH
HOH
457
H
HOH
458
8
HOH
HOH
458
H
HOH
459
8
HOH
HOH
459
H
HOH
460
8
HOH
HOH
460
H
HOH
461
8
HOH
HOH
461
H
HOH
462
8
HOH
HOH
462
H
HOH
466
8
HOH
HOH
466
H
HOH
467
8
HOH
HOH
467
H
HOH
471
8
HOH
HOH
471
H
HOH
473
8
HOH
HOH
473
H
HOH
476
8
HOH
HOH
476
H
HOH
477
8
HOH
HOH
477
H
HOH
478
8
HOH
HOH
478
H
HOH
479
8
HOH
HOH
479
H
HOH
481
8
HOH
HOH
481
H
HOH
483
8
HOH
HOH
483
H
HOH
484
8
HOH
HOH
484
H
HOH
486
8
HOH
HOH
486
H
HOH
487
8
HOH
HOH
487
H
HOH
489
8
HOH
HOH
489
H
HOH
490
8
HOH
HOH
490
H
HOH
491
8
HOH
HOH
491
H
HOH
493
8
HOH
HOH
493
H
HOH
494
8
HOH
HOH
494
H
HOH
495
8
HOH
HOH
495
H
HOH
496
8
HOH
HOH
496
H
HOH
497
8
HOH
HOH
497
H
HOH
498
8
HOH
HOH
498
H
HOH
499
8
HOH
HOH
499
H
HOH
500
8
HOH
HOH
500
H
HOH
501
8
HOH
HOH
501
H
HOH
502
8
HOH
HOH
502
H
HOH
503
8
HOH
HOH
503
H
HOH
504
8
HOH
HOH
504
H
HOH
506
8
HOH
HOH
506
H
HOH
507
8
HOH
HOH
507
H
HOH
508
8
HOH
HOH
508
H
HOH
509
8
HOH
HOH
509
H
HOH
510
8
HOH
HOH
510
H
HOH
511
8
HOH
HOH
511
H
HOH
513
8
HOH
HOH
513
H
HOH
515
8
HOH
HOH
515
H
HOH
516
8
HOH
HOH
516
H
HOH
518
8
HOH
HOH
518
H
HOH
519
8
HOH
HOH
519
H
HOH
525
8
HOH
HOH
525
H
HOH
526
8
HOH
HOH
526
H
HOH
527
8
HOH
HOH
527
H
HOH
528
8
HOH
HOH
528
H
HOH
529
8
HOH
HOH
529
H
HOH
530
8
HOH
HOH
530
H
HOH
531
8
HOH
HOH
531
H
HOH
536
8
HOH
HOH
536
H
HOH
537
8
HOH
HOH
537
H
HOH
541
8
HOH
HOH
541
H
HOH
542
8
HOH
HOH
542
H
HOH
543
8
HOH
HOH
543
H
HOH
544
8
HOH
HOH
544
H
HOH
547
8
HOH
HOH
547
H
HOH
548
8
HOH
HOH
548
H
HOH
549
8
HOH
HOH
549
H
HOH
550
8
HOH
HOH
550
H
HOH
551
8
HOH
HOH
551
H
HOH
553
8
HOH
HOH
553
H
HOH
558
8
HOH
HOH
558
H
HOH
561
8
HOH
HOH
561
H
HOH
566
8
HOH
HOH
566
H
HOH
568
8
HOH
HOH
568
H
HOH
570
8
HOH
HOH
570
H
HOH
571
8
HOH
HOH
571
H
HOH
577
8
HOH
HOH
577
H
HOH
578
8
HOH
HOH
578
H
HOH
584
8
HOH
HOH
584
H
HOH
600
8
HOH
HOH
600
H
HOH
601
8
HOH
HOH
601
H
HOH
614
8
HOH
HOH
614
H
HOH
619
8
HOH
HOH
619
H
HOH
620
8
HOH
HOH
620
H
HOH
624
8
HOH
HOH
624
H
HOH
665
8
HOH
HOH
665
H
HOH
667
8
HOH
HOH
667
H
HOH
674
8
HOH
HOH
674
H
HOH
675
8
HOH
HOH
675
H
HOH
684
8
HOH
HOH
684
H
HOH
692
8
HOH
HOH
692
H
HOH
693
8
HOH
HOH
693
H
HOH
694
8
HOH
HOH
694
H
HOH
698
8
HOH
HOH
698
H
HOH
713
8
HOH
HOH
713
H
HOH
728
8
HOH
HOH
728
H
HOH
750
8
HOH
HOH
750
H
HOH
760
8
HOH
HOH
760
H
HOH
761
8
HOH
HOH
761
H
HOH
766
8
HOH
HOH
766
H
HOH
767
8
HOH
HOH
767
H
HOH
769
8
HOH
HOH
769
H
HOH
776
8
HOH
HOH
776
H
HOH
777
8
HOH
HOH
777
H
HOH
785
8
HOH
HOH
785
H
HOH
786
8
HOH
HOH
786
H
HOH
792
8
HOH
HOH
792
H
HOH
793
8
HOH
HOH
793
H
HOH
794
8
HOH
HOH
794
H
HOH
795
8
HOH
HOH
795
H
HOH
807
8
HOH
HOH
807
H
HOH
808
8
HOH
HOH
808
H
HOH
809
8
HOH
HOH
809
H
HOH
810
8
HOH
HOH
810
H
HOH
829
8
HOH
HOH
829
H
HOH
855
8
HOH
HOH
855
H
HOH
856
8
HOH
HOH
856
H
HOH
858
8
HOH
HOH
858
H
HOH
862
8
HOH
HOH
862
H
HOH
891
8
HOH
HOH
891
H
HOH
897
8
HOH
HOH
897
H
HOH
903
8
HOH
HOH
903
H
HOH
908
8
HOH
HOH
908
H
HOH
919
8
HOH
HOH
919
H
HOH
921
8
HOH
HOH
921
H
HOH
923
8
HOH
HOH
923
H
HOH
925
8
HOH
HOH
925
H
HOH
937
8
HOH
HOH
937
H
HOH
946
8
HOH
HOH
946
H
HOH
947
8
HOH
HOH
947
H
HOH
955
8
HOH
HOH
955
H
HOH
969
8
HOH
HOH
969
H
HOH
971
8
HOH
HOH
971
H
HOH
975
8
HOH
HOH
975
H
HOH
977
8
HOH
HOH
977
H
HOH
981
8
HOH
HOH
981
H
HOH
998
8
HOH
HOH
998
H
HOH
1003
8
HOH
HOH
1003
H
HOH
1007
8
HOH
HOH
1007
H
HOH
1009
8
HOH
HOH
1009
H
HOH
1018
8
HOH
HOH
1018
H
HOH
1023
8
HOH
HOH
1023
H
HOH
1027
8
HOH
HOH
1027
H
HOH
1040
8
HOH
HOH
1040
H
HOH
1047
8
HOH
HOH
1047
H
HOH
1048
8
HOH
HOH
1048
H
HOH
1049
8
HOH
HOH
1049
H
HOH
1115
8
HOH
HOH
1115
H
HOH
1123
8
HOH
HOH
1123
H
HOH
1125
8
HOH
HOH
1125
H
HOH
1127
8
HOH
HOH
1127
H
HOH
1137
8
HOH
HOH
1137
H
HOH
1162
8
HOH
HOH
1162
H
HOH
1164
8
HOH
HOH
1164
H
HOH
1186
8
HOH
HOH
1186
H
HOH
1193
8
HOH
HOH
1193
H
HOH
1200
8
HOH
HOH
1200
H
HOH
1206
8
HOH
HOH
1206
H
HOH
1210
8
HOH
HOH
1210
H
HOH
1219
8
HOH
HOH
1219
H
HOH
1222
8
HOH
HOH
1222
H
HOH
1223
8
HOH
HOH
1223
H
HOH
1226
8
HOH
HOH
1226
H
HOH
1227
8
HOH
HOH
1227
H
HOH
1230
8
HOH
HOH
1230
H
HOH
1235
8
HOH
HOH
1235
H
HOH
1248
8
HOH
HOH
1248
H
HOH
1274
8
HOH
HOH
1274
H
HOH
1277
8
HOH
HOH
1277
H
HOH
1281
8
HOH
HOH
1281
H
HOH
1282
8
HOH
HOH
1282
H
HOH
1302
8
HOH
HOH
1302
H
HOH
1306
8
HOH
HOH
1306
H
HOH
1308
8
HOH
HOH
1308
H
HOH
1313
8
HOH
HOH
1313
H
HOH
1316
8
HOH
HOH
1316
H
HOH
1321
8
HOH
HOH
1321
H
HOH
1333
8
HOH
HOH
1333
H
HOH
520
8
HOH
HOH
520
I
HOH
535
8
HOH
HOH
535
I
HOH
666
8
HOH
HOH
666
I
HOH
735
8
HOH
HOH
735
I
HOH
879
8
HOH
HOH
879
I
HOH
953
8
HOH
HOH
953
I
HOH
1011
8
HOH
HOH
1011
I
HOH
1273
8
HOH
HOH
1273
I
HOH
1303
8
HOH
HOH
1303
I
HOH
1309
8
HOH
HOH
1309
I
HOH
1331
8
HOH
HOH
1331
I
THR
1
n
1
H
THR
1
L
PHE
1
n
2
G
PHE
1
L
GLY
1
n
3
F
GLY
1
L
SER
1
n
4
E
SER
1
L
GLY
1
n
5
D
GLY
1
L
GLU
1
n
6
C
GLU
1
L
ALA
1
n
7
B
ALA
1
L
ASP
1
n
8
A
ASP
1
L
CYS
1
n
9
CYS
1
L
GLY
2
n
10
GLY
2
L
LEU
3
n
11
LEU
3
L
ARG
4
n
12
ARG
4
L
PRO
5
n
13
PRO
5
L
LEU
6
n
14
LEU
6
L
PHE
7
n
15
PHE
7
L
GLU
8
n
16
GLU
8
L
LYS
9
n
17
LYS
9
L
LYS
10
n
18
LYS
10
L
SER
11
n
19
SER
11
L
LEU
12
n
20
LEU
12
L
GLU
13
n
21
GLU
13
L
ASP
14
n
22
ASP
14
L
LYS
14
n
23
A
LYS
14
L
THR
14
n
24
B
THR
14
L
GLU
14
n
25
C
GLU
14
L
ARG
14
n
26
D
ARG
14
L
GLU
14
n
27
E
GLU
14
L
LEU
14
n
28
F
LEU
14
L
LEU
14
n
29
G
LEU
14
L
GLU
14
n
30
H
GLU
14
L
SER
14
n
31
I
SER
14
L
TYR
14
n
32
J
TYR
14
L
ILE
14
n
33
K
ILE
14
L
ASP
14
n
34
L
ASP
14
L
GLY
14
n
35
M
GLY
14
L
ARG
15
n
36
ARG
15
L
ILE
16
n
1
ILE
16
H
VAL
17
n
2
VAL
17
H
GLU
18
n
3
GLU
18
H
GLY
19
n
4
GLY
19
H
SER
20
n
5
SER
20
H
ASP
21
n
6
ASP
21
H
ALA
22
n
7
ALA
22
H
GLU
23
n
8
GLU
23
H
ILE
24
n
9
ILE
24
H
GLY
25
n
10
GLY
25
H
MET
26
n
11
MET
26
H
SER
27
n
12
SER
27
H
PRO
28
n
13
PRO
28
H
TRP
29
n
14
TRP
29
H
GLN
30
n
15
GLN
30
H
VAL
31
n
16
VAL
31
H
MET
32
n
17
MET
32
H
LEU
33
n
18
LEU
33
H
PHE
34
n
19
PHE
34
H
ARG
35
n
20
ARG
35
H
LYS
36
n
21
LYS
36
H
SER
36
n
22
A
SER
36
H
PRO
37
n
23
PRO
37
H
GLN
38
n
24
GLN
38
H
GLU
39
n
25
GLU
39
H
LEU
40
n
26
LEU
40
H
LEU
41
n
27
LEU
41
H
CYS
42
n
28
CYS
42
H
GLY
43
n
29
GLY
43
H
ALA
44
n
30
ALA
44
H
SER
45
n
31
SER
45
H
LEU
46
n
32
LEU
46
H
ILE
47
n
33
ILE
47
H
SER
48
n
34
SER
48
H
ASP
49
n
35
ASP
49
H
ARG
50
n
36
ARG
50
H
TRP
51
n
37
TRP
51
H
VAL
52
n
38
VAL
52
H
LEU
53
n
39
LEU
53
H
THR
54
n
40
THR
54
H
ALA
55
n
41
ALA
55
H
ALA
56
n
42
ALA
56
H
HIS
57
n
43
HIS
57
H
CYS
58
n
44
CYS
58
H
LEU
59
n
45
LEU
59
H
LEU
60
n
46
LEU
60
H
TYR
60
n
47
A
TYR
60
H
PRO
60
n
48
B
PRO
60
H
PRO
60
n
49
C
PRO
60
H
TRP
60
n
50
D
TRP
60
H
ASP
60
n
51
E
ASP
60
H
LYS
60
n
52
F
LYS
60
H
ASN
60
n
53
G
ASN
60
H
PHE
60
n
54
H
PHE
60
H
THR
60
n
55
I
THR
60
H
GLU
61
n
56
GLU
61
H
ASN
62
n
57
ASN
62
H
ASP
63
n
58
ASP
63
H
LEU
64
n
59
LEU
64
H
LEU
65
n
60
LEU
65
H
VAL
66
n
61
VAL
66
H
ARG
67
n
62
ARG
67
H
ILE
68
n
63
ILE
68
H
GLY
69
n
64
GLY
69
H
LYS
70
n
65
LYS
70
H
HIS
71
n
66
HIS
71
H
SER
72
n
67
SER
72
H
ARG
73
n
68
ARG
73
H
THR
74
n
69
THR
74
H
ARG
75
n
70
ARG
75
H
TYR
76
n
71
TYR
76
H
GLU
77
n
72
GLU
77
H
ARG
77
n
73
A
ARG
77
H
ASN
78
n
74
ASN
78
H
ILE
79
n
75
ILE
79
H
GLU
80
n
76
GLU
80
H
LYS
81
n
77
LYS
81
H
ILE
82
n
78
ILE
82
H
SER
83
n
79
SER
83
H
MET
84
n
80
MET
84
H
LEU
85
n
81
LEU
85
H
GLU
86
n
82
GLU
86
H
LYS
87
n
83
LYS
87
H
ILE
88
n
84
ILE
88
H
TYR
89
n
85
TYR
89
H
ILE
90
n
86
ILE
90
H
HIS
91
n
87
HIS
91
H
PRO
92
n
88
PRO
92
H
ARG
93
n
89
ARG
93
H
TYR
94
n
90
TYR
94
H
ASN
95
n
91
ASN
95
H
TRP
96
n
92
TRP
96
H
ARG
97
n
93
ARG
97
H
GLU
97
n
94
A
GLU
97
H
ASN
98
n
95
ASN
98
H
LEU
99
n
96
LEU
99
H
ASP
100
n
97
ASP
100
H
ARG
101
n
98
ARG
101
H
ASP
102
n
99
ASP
102
H
ILE
103
n
100
ILE
103
H
ALA
104
n
101
ALA
104
H
LEU
105
n
102
LEU
105
H
MET
106
n
103
MET
106
H
LYS
107
n
104
LYS
107
H
LEU
108
n
105
LEU
108
H
LYS
109
n
106
LYS
109
H
LYS
110
n
107
LYS
110
H
PRO
111
n
108
PRO
111
H
VAL
112
n
109
VAL
112
H
ALA
113
n
110
ALA
113
H
PHE
114
n
111
PHE
114
H
SER
115
n
112
SER
115
H
ASP
116
n
113
ASP
116
H
TYR
117
n
114
TYR
117
H
ILE
118
n
115
ILE
118
H
HIS
119
n
116
HIS
119
H
PRO
120
n
117
PRO
120
H
VAL
121
n
118
VAL
121
H
CYS
122
n
119
CYS
122
H
LEU
123
n
120
LEU
123
H
PRO
124
n
121
PRO
124
H
ASP
125
n
122
ASP
125
H
ARG
126
n
123
ARG
126
H
GLU
127
n
124
GLU
127
H
THR
128
n
125
THR
128
H
ALA
129
n
126
ALA
129
H
ALA
129
n
127
A
ALA
129
H
SER
129
n
128
B
SER
129
H
LEU
129
n
129
C
LEU
129
H
LEU
130
n
130
LEU
130
H
GLN
131
n
131
GLN
131
H
ALA
132
n
132
ALA
132
H
GLY
133
n
133
GLY
133
H
TYR
134
n
134
TYR
134
H
LYS
135
n
135
LYS
135
H
GLY
136
n
136
GLY
136
H
ARG
137
n
137
ARG
137
H
VAL
138
n
138
VAL
138
H
THR
139
n
139
THR
139
H
GLY
140
n
140
GLY
140
H
TRP
141
n
141
TRP
141
H
GLY
142
n
142
GLY
142
H
ASN
143
n
143
ASN
143
H
LEU
144
n
144
LEU
144
H
LYS
145
n
145
LYS
145
H
GLU
146
n
146
GLU
146
H
THR
147
n
147
THR
147
H
n
148
A
147
H
n
149
B
147
H
n
150
C
147
H
n
151
D
147
H
n
152
E
147
H
n
153
F
147
H
n
154
G
147
H
GLY
150
n
155
GLY
150
H
GLN
151
n
156
GLN
151
H
PRO
152
n
157
PRO
152
H
SER
153
n
158
SER
153
H
VAL
154
n
159
VAL
154
H
LEU
155
n
160
LEU
155
H
GLN
156
n
161
GLN
156
H
VAL
157
n
162
VAL
157
H
VAL
158
n
163
VAL
158
H
ASN
159
n
164
ASN
159
H
LEU
160
n
165
LEU
160
H
PRO
161
n
166
PRO
161
H
ILE
162
n
167
ILE
162
H
VAL
163
n
168
VAL
163
H
GLU
164
n
169
GLU
164
H
ARG
165
n
170
ARG
165
H
PRO
166
n
171
PRO
166
H
VAL
167
n
172
VAL
167
H
CYS
168
n
173
CYS
168
H
LYS
169
n
174
LYS
169
H
ASP
170
n
175
ASP
170
H
SER
171
n
176
SER
171
H
THR
172
n
177
THR
172
H
ARG
173
n
178
ARG
173
H
ILE
174
n
179
ILE
174
H
ARG
175
n
180
ARG
175
H
ILE
176
n
181
ILE
176
H
THR
177
n
182
THR
177
H
ASP
178
n
183
ASP
178
H
ASN
179
n
184
ASN
179
H
MET
180
n
185
MET
180
H
PHE
181
n
186
PHE
181
H
CYS
182
n
187
CYS
182
H
ALA
183
n
188
ALA
183
H
GLY
184
n
189
GLY
184
H
TYR
184
n
190
A
TYR
184
H
LYS
185
n
191
LYS
185
H
PRO
186
n
192
PRO
186
H
ASP
186
n
193
A
ASP
186
H
GLU
186
n
194
B
GLU
186
H
GLY
186
n
195
C
GLY
186
H
LYS
186
n
196
D
LYS
186
H
ARG
187
n
197
ARG
187
H
GLY
188
n
198
GLY
188
H
ASP
189
n
199
ASP
189
H
ALA
190
n
200
ALA
190
H
CYS
191
n
201
CYS
191
H
GLU
192
n
202
GLU
192
H
GLY
193
n
203
GLY
193
H
ASP
194
n
204
ASP
194
H
SER
195
n
205
SER
195
H
GLY
196
n
206
GLY
196
H
GLY
197
n
207
GLY
197
H
PRO
198
n
208
PRO
198
H
PHE
199
n
209
PHE
199
H
VAL
200
n
210
VAL
200
H
MET
201
n
211
MET
201
H
LYS
202
n
212
LYS
202
H
SER
203
n
213
SER
203
H
PRO
204
n
214
PRO
204
H
PHE
204
n
215
A
PHE
204
H
ASN
204
n
216
B
ASN
204
H
ASN
205
n
217
ASN
205
H
ARG
206
n
218
ARG
206
H
TRP
207
n
219
TRP
207
H
TYR
208
n
220
TYR
208
H
GLN
209
n
221
GLN
209
H
MET
210
n
222
MET
210
H
GLY
211
n
223
GLY
211
H
ILE
212
n
224
ILE
212
H
VAL
213
n
225
VAL
213
H
SER
214
n
226
SER
214
H
TRP
215
n
227
TRP
215
H
GLY
216
n
228
GLY
216
H
GLU
217
n
229
GLU
217
H
GLY
219
n
230
GLY
219
H
CYS
220
n
231
CYS
220
H
ASP
221
n
232
ASP
221
H
ARG
221
n
233
A
ARG
221
H
ASP
222
n
234
ASP
222
H
GLY
223
n
235
GLY
223
H
LYS
224
n
236
LYS
224
H
TYR
225
n
237
TYR
225
H
GLY
226
n
238
GLY
226
H
PHE
227
n
239
PHE
227
H
TYR
228
n
240
TYR
228
H
THR
229
n
241
THR
229
H
HIS
230
n
242
HIS
230
H
VAL
231
n
243
VAL
231
H
PHE
232
n
244
PHE
232
H
ARG
233
n
245
ARG
233
H
LEU
234
n
246
LEU
234
H
LYS
235
n
247
LYS
235
H
LYS
236
n
248
LYS
236
H
TRP
237
n
249
TRP
237
H
ILE
238
n
250
ILE
238
H
GLN
239
n
251
GLN
239
H
LYS
240
n
252
LYS
240
H
VAL
241
n
253
VAL
241
H
ILE
242
n
254
ILE
242
H
ASP
243
n
255
ASP
243
H
GLN
244
n
256
GLN
244
H
PHE
245
n
257
PHE
245
H
ASP
55
n
1
ASP
55
I
PHE
56
n
2
PHE
56
I
GLU
57
n
3
GLU
57
I
GLU
58
n
4
GLU
58
I
ILE
59
n
5
ILE
59
I
PRO
60
n
6
PRO
60
I
GLU
61
n
7
GLU
61
I
GLU
62
n
8
GLU
62
I
STY
63
n
9
TYS
63
I
LEU
64
n
10
LEU
64
I
GLN
65
n
11
GLN
65
I
author_defined_assembly
3
trimeric
A
L
ASP
1
A
OD2
ASP
8
1_555
L
ZN
859
D
ZN
ZN
1_555
L
LYS
9
B
A
NZ
LYS
17
1_555
92.0
A
L
ASP
1
A
OD2
ASP
8
1_555
L
ZN
859
D
ZN
ZN
1_555
H
HIS
119
B
NE2
HIS
116
1_555
83.7
L
LYS
9
B
A
NZ
LYS
17
1_555
L
ZN
859
D
ZN
ZN
1_555
H
HIS
119
B
NE2
HIS
116
1_555
96.1
A
L
ASP
1
A
OD2
ASP
8
1_555
L
ZN
859
D
ZN
ZN
1_555
H
HOH
856
I
O
HOH
1_555
144.7
L
LYS
9
B
A
NZ
LYS
17
1_555
L
ZN
859
D
ZN
ZN
1_555
H
HOH
856
I
O
HOH
1_555
121.3
H
HIS
119
B
NE2
HIS
116
1_555
L
ZN
859
D
ZN
ZN
1_555
H
HOH
856
I
O
HOH
1_555
102.5
H
LYS
169
B
O
LYS
174
4_556
H
CA
673
E
CA
CA
1_555
H
THR
172
B
O
THR
177
4_556
78.8
H
LYS
169
B
O
LYS
174
4_556
H
CA
673
E
CA
CA
1_555
A
H
PHE
204
B
O
PHE
215
1_555
92.7
H
THR
172
B
O
THR
177
4_556
H
CA
673
E
CA
CA
1_555
A
H
PHE
204
B
O
PHE
215
1_555
88.7
H
LYS
169
B
O
LYS
174
4_556
H
CA
673
E
CA
CA
1_555
H
HOH
432
I
O
HOH
4_556
91.4
H
THR
172
B
O
THR
177
4_556
H
CA
673
E
CA
CA
1_555
H
HOH
432
I
O
HOH
4_556
77.2
A
H
PHE
204
B
O
PHE
215
1_555
H
CA
673
E
CA
CA
1_555
H
HOH
432
I
O
HOH
4_556
164.3
H
LYS
169
B
O
LYS
174
4_556
H
CA
673
E
CA
CA
1_555
H
HOH
667
I
O
HOH
1_555
76.9
H
THR
172
B
O
THR
177
4_556
H
CA
673
E
CA
CA
1_555
H
HOH
667
I
O
HOH
1_555
152.5
A
H
PHE
204
B
O
PHE
215
1_555
H
CA
673
E
CA
CA
1_555
H
HOH
667
I
O
HOH
1_555
79.8
H
HOH
432
I
O
HOH
4_556
H
CA
673
E
CA
CA
1_555
H
HOH
667
I
O
HOH
1_555
115.9
H
LYS
169
B
O
LYS
174
4_556
H
CA
673
E
CA
CA
1_555
H
HOH
1162
I
O
HOH
1_555
166.2
H
THR
172
B
O
THR
177
4_556
H
CA
673
E
CA
CA
1_555
H
HOH
1162
I
O
HOH
1_555
98.6
A
H
PHE
204
B
O
PHE
215
1_555
H
CA
673
E
CA
CA
1_555
H
HOH
1162
I
O
HOH
1_555
73.6
H
HOH
432
I
O
HOH
4_556
H
CA
673
E
CA
CA
1_555
H
HOH
1162
I
O
HOH
1_555
101.3
H
HOH
667
I
O
HOH
1_555
H
CA
673
E
CA
CA
1_555
H
HOH
1162
I
O
HOH
1_555
101.9
A
H
ARG
221
B
O
ARG
233
1_555
H
NA
409
F
NA
NA
1_555
H
LYS
224
B
O
LYS
236
1_555
100.6
A
H
ARG
221
B
O
ARG
233
1_555
H
NA
409
F
NA
NA
1_555
H
HOH
416
I
O
HOH
1_555
173.6
H
LYS
224
B
O
LYS
236
1_555
H
NA
409
F
NA
NA
1_555
H
HOH
416
I
O
HOH
1_555
75.8
A
H
ARG
221
B
O
ARG
233
1_555
H
NA
409
F
NA
NA
1_555
H
HOH
419
I
O
HOH
1_555
97.4
H
LYS
224
B
O
LYS
236
1_555
H
NA
409
F
NA
NA
1_555
H
HOH
419
I
O
HOH
1_555
92.9
H
HOH
416
I
O
HOH
1_555
H
NA
409
F
NA
NA
1_555
H
HOH
419
I
O
HOH
1_555
77.6
A
H
ARG
221
B
O
ARG
233
1_555
H
NA
409
F
NA
NA
1_555
H
HOH
445
I
O
HOH
1_555
97.5
H
LYS
224
B
O
LYS
236
1_555
H
NA
409
F
NA
NA
1_555
H
HOH
445
I
O
HOH
1_555
160.6
H
HOH
416
I
O
HOH
1_555
H
NA
409
F
NA
NA
1_555
H
HOH
445
I
O
HOH
1_555
85.5
H
HOH
419
I
O
HOH
1_555
H
NA
409
F
NA
NA
1_555
H
HOH
445
I
O
HOH
1_555
77.9
A
H
ARG
221
B
O
ARG
233
1_555
H
NA
409
F
NA
NA
1_555
H
HOH
447
I
O
HOH
1_555
87.6
H
LYS
224
B
O
LYS
236
1_555
H
NA
409
F
NA
NA
1_555
H
HOH
447
I
O
HOH
1_555
83.4
H
HOH
416
I
O
HOH
1_555
H
NA
409
F
NA
NA
1_555
H
HOH
447
I
O
HOH
1_555
97.2
H
HOH
419
I
O
HOH
1_555
H
NA
409
F
NA
NA
1_555
H
HOH
447
I
O
HOH
1_555
174.3
H
HOH
445
I
O
HOH
1_555
H
NA
409
F
NA
NA
1_555
H
HOH
447
I
O
HOH
1_555
104.3
I
TYS
63
O-SULFO-L-TYROSINE
C
TYS
9
TYR
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
H
N
SER
20
B
N
SER
5
H
O
VAL
157
B
O
VAL
162
H
O
LEU
160
B
O
LEU
165
H
N
GLY
136
B
N
GLY
136
H
N
THR
139
B
N
THR
139
H
O
PRO
198
B
O
PRO
208
H
O
MET
201
B
O
MET
211
H
N
TYR
208
B
N
TYR
220
H
O
TRP
215
B
O
TRP
227
H
N
PHE
227
B
N
PHE
239
H
N
TYR
228
B
N
TYR
240
H
O
PHE
181
B
O
PHE
186
H
N
SER
83
B
N
SER
79
H
O
VAL
66
B
O
VAL
61
H
N
ARG
67
B
N
ARG
62
H
O
MET
32
B
O
MET
17
H
N
ARG
35
B
N
ARG
20
H
O
GLU
39
B
O
GLU
25
H
O
SER
45
B
O
SER
31
H
N
LEU
53
B
N
LEU
39
H
N
THR
54
B
N
THR
40
H
O
ALA
104
B
O
ALA
101
H
O
LYS
107
B
O
LYS
104
H
N
GLU
86
B
N
GLU
82
1
H
HOH
394
I
HOH
1
H
HOH
394
I
HOH
A
1
H
TRP
147
B
TRP
148
1
Y
B
1
H
THR
147
B
THR
149
1
Y
C
1
H
ALA
147
B
ALA
150
1
Y
D
1
H
ASN
147
B
ASN
151
1
Y
E
1
H
VAL
147
B
VAL
152
1
Y
F
1
H
GLY
147
B
GLY
153
1
Y
G
1
H
LYS
147
B
LYS
154
1
Y
1
I
I
O1
H1
TYS
HOH
63
735
1.12
1
H
H
OG
H2
SER
HOH
195
477
1.16
1
H
H
HG
O6'
SER
BMZ
195
246
1.19
1
H
H
H
H2
ASP
HOH
222
809
1.24
A
1
H
H
O
H1
ARG
HOH
77
395
1.26
1
H
H
O
H1
HOH
HOH
536
624
1.33
1
H
H
O
H2
HOH
HOH
794
1226
1.39
1
L
L
O
H1
HOH
HOH
759
1020
1.47
1
L
L
OG
H2
SER
HOH
11
758
1.47
1
I
I
H2
O
HOH
HOH
953
1011
1.49
1
H
H
O
H1
ASP
HOH
170
525
1.50
1
H
H
OG
HN3
SER
BMZ
195
246
1.54
1
H
H
O
H2
TRP
HOH
96
466
1.55
1
H
H
O6'
H1
BMZ
HOH
246
477
1.55
1
H
H
O
H2
VAL
HOH
121
442
1.56
1
H
H
OG1
H2
THR
HOH
74
489
1.57
1
H
H
O
H2
TYR
HOH
225
1210
1.57
1
H
H
O
H1
ASN
HOH
159
1321
1.57
1
L
L
O
H2
LEU
HOH
12
440
1.57
1
H
H
O
H1
LYS
HOH
110
897
1.58
1
H
H
O
H1
ILE
HOH
47
442
1.58
1
L
L
O
H2
ASP
HOH
14
739
1.59
1
H
H
O
H2
TRP
HOH
141
496
1.59
1
H
H
O
H2
ASP
HOH
243
1281
1.59
1
H
H
O
H1
THR
HOH
139
403
1.59
1
H
H
O
H1
VAL
HOH
163
418
1.60
1
H
H
OH
H2
TYR
HOH
208
862
1.60
1
I
I
O1
O
TYS
HOH
63
735
2.08
1
H
H
OG
O
SER
HOH
195
477
2.08
A
1
H
H
O
O
ARG
HOH
77
395
2.10
1
L
ARG
15
0.243
SIDE CHAIN
1
H
ARG
50
0.211
SIDE CHAIN
1
H
ARG
67
0.123
SIDE CHAIN
1
H
ARG
93
0.149
SIDE CHAIN
1
H
ARG
97
0.099
SIDE CHAIN
1
H
ARG
101
0.123
SIDE CHAIN
1
H
ARG
173
0.228
SIDE CHAIN
1
H
ARG
187
0.142
SIDE CHAIN
1
H
ARG
233
0.248
SIDE CHAIN
F
F
F
1
-17.68
2.50
113.10
95.42
L
L
L
N
CA
C
GLY
GLY
GLY
1
1
1
N
1
-4.79
0.50
120.30
115.51
L
L
L
NE
CZ
NH2
ARG
ARG
ARG
4
4
4
N
1
-3.00
0.50
120.30
117.30
H
H
H
NE
CZ
NH2
ARG
ARG
ARG
35
35
35
N
1
-3.31
0.50
120.30
116.99
H
H
H
NE
CZ
NH2
ARG
ARG
ARG
73
73
73
N
A
A
A
1
-4.86
0.50
120.30
115.44
H
H
H
NE
CZ
NH2
ARG
ARG
ARG
77
77
77
N
1
-3.93
0.50
120.30
116.37
H
H
H
NE
CZ
NH2
ARG
ARG
ARG
97
97
97
N
1
-3.15
0.50
120.30
117.15
H
H
H
NE
CZ
NH2
ARG
ARG
ARG
101
101
101
N
1
7.82
1.10
114.20
122.02
H
H
H
CA
CB
SG
CYS
CYS
CYS
122
122
122
N
1
-3.74
0.60
121.00
117.26
H
H
H
CB
CG
CD2
TYR
TYR
TYR
134
134
134
N
1
-17.98
2.70
111.00
93.02
H
H
H
N
CA
C
PHE
PHE
PHE
199
199
199
N
1
H
H
NE2
CD2
HIS
HIS
57
57
-0.068
0.011
1.373
1.305
N
1
H
H
NE2
CD2
HIS
HIS
91
91
-0.079
0.011
1.373
1.294
N
1
H
H
O
O
HOH
HOH
396
396
0.48
1_555
2_555
1
H
H
O
O
HOH
HOH
395
395
0.78
1_555
2_555
1
H
H
H2
H2
HOH
HOH
396
396
0.83
1_555
2_555
1
H
H
H2
H2
HOH
HOH
395
395
0.83
1_555
2_555
1
H
H
O
H1
HOH
HOH
396
396
0.91
1_555
2_555
1
H
H
O
H2
HOH
HOH
396
396
0.94
1_555
2_555
1
H
H
O
H2
HOH
HOH
395
395
0.98
1_555
2_555
1
H
H
H1
H1
HOH
HOH
396
396
1.19
1_555
2_555
1
H
H
H2
O
HOH
HOH
397
444
1.30
1_555
2_555
1
H
H
O
H2
HOH
HOH
499
1219
1.57
1_555
3_445
1
H
H
O
O
HOH
HOH
513
1047
2.19
1_555
2_656
G
1
L
PHE
1
-59.66
177.92
E
1
L
SER
1
-135.85
-66.01
B
1
L
ALA
1
83.62
-56.71
1
L
PHE
7
-126.88
-97.73
L
1
L
ASP
14
88.80
103.38
1
H
LEU
41
-99.44
-60.01
A
1
H
TYR
60
-159.72
80.09
G
1
H
ASN
60
-158.99
85.47
1
H
ASN
62
-57.65
2.87
1
H
HIS
71
-131.53
-56.97
1
H
ILE
79
-123.19
-50.10
B
1
H
GLU
186
-140.07
-33.77
1
H
ASP
189
178.11
164.22
1
I
LEU
64
-104.25
-66.07
Glu_H18, Asp_H21, Met_H84, and Val_H157 were simultaneously refined in two conformations.
Lys_L9 is also disordered. In one conformation it makes an unusual coordinate bond to Zn+2.
(Zn+2 had been added to the crystal in the hope of binding at the active site. The Zn+2
coordinated by Lys_L9 is on the surface and there is no Zn+2 at the active site).
(Recently Dan Rich and coworkers found that the amidine of BABIM can coordinate Zn+2)
No density was observed for Trp148, Thr149, Ala149A, Asn149B, Val149C,
Gly149D, and Lys149E in the autolysis loop, and these residues are not
included in the model. No density was observed for C-terminal residues
of the heavy chain following Phe_H245. Residues after Phe_H245 are not
included in the model.
HOH477 makes a short hydrogen bond with OgSer195 and with O6' of the inhibitor
Disordered waters include:
HOH394 which is in a special position. (It is close
to a symmetry related equivalent of itself);
HOH395 is close to a symmetry related equivalent of itself;
HOH396 is close to a symmetry related equivalent of itself;
HOH397 is close to a symmetry related equivalent of itself.
The above "waters" correspond to density that is more electron dense than waters.
The occupancies were allowed to refine to values greater than unity.
HOH674 which is close to HOH675;
HOH1127 which is close to a symmetry-related equivalent of HOH1128;
HIS_H57 IS doubly protonated.
HIS_H91 and His_H119 are MONOPROTONATED ON the epsilon nitrogen
0.255
0.207
0.211
1.65
7.0
2882
45304
29751
65.67
1
1.80
X-PLOR force field
1.65
7.0
265
2704
22
0
2417
0.018
3.7
1.68
50.00
1GHX
87093
36570
1.00
0.067
1
7.0
2.0
42.0
0.364
1.57
1.69
2792
1
27.3
data collection
bioteX
data reduction
bioteX
refinement
X-PLOR
3.851
data scaling
bioteX
A NOVEL SERINE PROTEASE INHIBITION MOTIF INVOLVING A MULTI-CENTERED SHORT HYDROGEN BONDING NETWORK AT THE ACTIVE SITE
1
N
N
2
N
N
3
N
N
4
N
N
5
N
N
6
N
N
7
N
N
8
N
N
8
N
N
8
N
N
L
PHE
7
A
PHE
15
HELX_P
L
SER
11
A
SER
19
5
1
5
L
THR
14
A
THR
24
HELX_P
L
TYR
14
A
TYR
32
1
2
9
B
J
H
ALA
55
B
ALA
41
HELX_P
H
CYS
58
B
CYS
44
5
3
4
H
PRO
60
B
PRO
48
HELX_P
H
ASP
60
B
ASP
51
5
4
4
B
E
H
THR
60
B
THR
55
HELX_P
H
ASN
62
B
ASN
57
5
5
3
I
H
ASP
125
B
ASP
122
HELX_P
H
LEU
130
B
LEU
130
1
6
9
H
GLU
164
B
GLU
169
HELX_P
H
THR
172
B
THR
177
1
7
9
H
VAL
231
B
VAL
243
HELX_P
H
PHE
245
B
PHE
257
1
8
15
disulf
1.988
L
CYS
1
A
SG
CYS
9
1_555
H
CYS
122
B
SG
CYS
119
1_555
disulf
2.018
H
CYS
42
B
SG
CYS
28
1_555
H
CYS
58
B
SG
CYS
44
1_555
disulf
2.019
H
CYS
168
B
SG
CYS
173
1_555
H
CYS
182
B
SG
CYS
187
1_555
disulf
2.020
H
CYS
191
B
SG
CYS
201
1_555
H
CYS
220
B
SG
CYS
231
1_555
covale
2.007
none
H
SER
195
B
OG
SER
205
1_555
H
BMZ
246
G
O6'
BMZ
1_555
covale
1.306
both
I
GLU
62
C
C
GLU
8
1_555
I
TYS
63
C
N
TYS
9
1_555
covale
1.298
both
I
TYS
63
C
C
TYS
9
1_555
I
LEU
64
C
N
LEU
10
1_555
metalc
2.269
A
L
ASP
1
A
OD2
ASP
8
1_555
L
ZN
859
D
ZN
ZN
1_555
metalc
2.482
B
L
LYS
9
A
NZ
LYS
17
1_555
L
ZN
859
D
ZN
ZN
1_555
metalc
2.087
L
ZN
859
D
ZN
ZN
1_555
H
HIS
119
B
NE2
HIS
116
1_555
metalc
2.750
L
ZN
859
D
ZN
ZN
1_555
H
HOH
856
I
O
HOH
1_555
metalc
2.347
H
LYS
169
B
O
LYS
174
4_556
H
CA
673
E
CA
CA
1_555
metalc
2.309
H
THR
172
B
O
THR
177
4_556
H
CA
673
E
CA
CA
1_555
metalc
2.345
A
H
PHE
204
B
O
PHE
215
1_555
H
CA
673
E
CA
CA
1_555
metalc
2.425
A
H
ARG
221
B
O
ARG
233
1_555
H
NA
409
F
NA
NA
1_555
metalc
2.412
H
LYS
224
B
O
LYS
236
1_555
H
NA
409
F
NA
NA
1_555
metalc
2.707
H
NA
409
F
NA
NA
1_555
H
HOH
416
I
O
HOH
1_555
metalc
2.704
H
NA
409
F
NA
NA
1_555
H
HOH
419
I
O
HOH
1_555
metalc
2.621
H
NA
409
F
NA
NA
1_555
H
HOH
445
I
O
HOH
1_555
metalc
2.628
H
NA
409
F
NA
NA
1_555
H
HOH
447
I
O
HOH
1_555
metalc
2.454
H
HOH
432
I
O
HOH
4_556
H
CA
673
E
CA
CA
1_555
metalc
2.385
H
HOH
667
I
O
HOH
1_555
H
CA
673
E
CA
CA
1_555
metalc
2.369
H
CA
673
E
CA
CA
1_555
H
HOH
1162
I
O
HOH
1_555
HYDROLASE/HYDROLASE INHIBITOR
three-centered, very short hydrogen bond, oxyanion hole water, shift of pKa of His57, structure-based drug design, specificity, urokinase, trypsin, thrombin, Zn+2-mediated inhibition, BLOOD CLOTTING, HYDROLASE-HYDROLASE INHIBITOR COMPLEX
H
SER
36
B
SER
22
A
1
H
PRO
37
B
PRO
23
-20.11
THRB_HUMAN
UNP
1
328
P00734
THRB_HUMAN
UNP
2
364
P00734
HIR2_HIRME
UNP
3
55
P28504
328
363
1GHX
1
15
P00734
H
L
1
1
36
364
620
1GHX
16
245
P00734
H
2
1
257
55
65
1GHX
55
65
P28504
I
3
1
11
7
7
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
H
SER
20
B
SER
5
H
ASP
21
B
ASP
6
H
GLN
156
B
GLN
161
H
PRO
161
B
PRO
166
H
LYS
135
B
LYS
135
H
GLY
140
B
GLY
140
H
PRO
198
B
PRO
208
H
LYS
202
B
LYS
212
H
TRP
207
B
TRP
219
H
GLY
216
B
GLY
228
H
GLY
226
B
GLY
238
H
HIS
230
B
HIS
242
H
MET
180
B
MET
185
H
ALA
183
B
ALA
188
H
LYS
81
B
LYS
77
H
SER
83
B
SER
79
H
LEU
64
B
LEU
59
H
ILE
68
B
ILE
63
H
GLN
30
B
GLN
15
H
ARG
35
B
ARG
20
H
GLU
39
B
GLU
25
H
LEU
46
B
LEU
32
H
TRP
51
B
TRP
37
H
THR
54
B
THR
40
H
ALA
104
B
ALA
101
H
LEU
108
B
LEU
105
H
LEU
85
B
LEU
81
H
ILE
90
B
ILE
86
BINDING SITE FOR RESIDUE CA H 673
H
CA
673
Software
6
BINDING SITE FOR RESIDUE ZN L 859
L
ZN
859
Software
4
BINDING SITE FOR RESIDUE NA H 409
H
NA
409
Software
6
BINDING SITE FOR RESIDUE BMZ H 246
H
BMZ
246
Software
11
BINDING SITE FOR CHAIN I OF ACETYL HIRUDIN
Software
19
H
LYS
169
B
LYS
174
6
4_556
H
THR
172
B
THR
177
6
4_556
H
PHE
204
B
PHE
215
A
6
1_555
H
HOH
432
I
HOH
6
4_556
H
HOH
667
I
HOH
6
1_555
H
HOH
1162
I
HOH
6
1_555
H
HIS
119
B
HIS
116
4
1_555
H
HOH
856
I
HOH
4
1_555
L
ASP
1
A
ASP
8
A
4
1_555
L
LYS
9
A
LYS
17
4
1_555
H
ARG
221
B
ARG
233
A
6
1_555
H
LYS
224
B
LYS
236
6
1_555
H
HOH
416
I
HOH
6
1_555
H
HOH
419
I
HOH
6
1_555
H
HOH
445
I
HOH
6
1_555
H
HOH
447
I
HOH
6
1_555
H
HIS
57
B
HIS
43
11
1_555
H
TRP
60
B
TRP
50
D
11
1_555
H
ASP
189
B
ASP
199
11
1_555
H
ALA
190
B
ALA
200
11
1_555
H
GLU
192
B
GLU
202
11
1_555
H
SER
195
B
SER
205
11
1_555
H
VAL
213
B
VAL
225
11
1_555
H
GLY
219
B
GLY
230
11
1_555
H
HOH
477
I
HOH
11
1_555
H
HOH
619
I
HOH
11
1_555
H
HOH
620
I
HOH
11
1_555
H
PHE
34
B
PHE
19
19
1_555
H
LYS
36
B
LYS
21
19
1_555
H
GLN
38
B
GLN
24
19
1_555
H
LEU
65
B
LEU
60
19
1_555
H
ARG
67
B
ARG
62
19
1_555
H
ARG
73
B
ARG
68
19
1_555
H
THR
74
B
THR
69
19
1_555
H
ARG
75
B
ARG
70
19
1_555
H
TYR
76
B
TYR
71
19
1_555
H
GLU
80
B
GLU
76
19
1_555
H
LYS
81
B
LYS
77
19
1_555
H
ILE
82
B
ILE
78
19
1_555
H
MET
84
B
MET
80
19
1_555
H
HOH
471
I
HOH
19
1_555
H
HOH
1248
I
HOH
19
2_555
I
HOH
520
J
HOH
19
1_555
I
HOH
535
J
HOH
19
1_555
I
HOH
666
J
HOH
19
1_555
I
HOH
735
J
HOH
19
1_555
5
C 1 2 1