0.023121
0.000000
0.010994
0.000000
0.019372
0.000000
0.000000
0.000000
0.024422
0.00000
0.00000
0.00000
Fletterick, R.
Gillmor, S.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
2
90.00
115.43
90.00
43.250
51.620
45.340
C3 H7 N O2
89.093
y
ALANINE
L-peptide linking
C6 H15 N4 O2 1
175.209
y
ARGININE
L-peptide linking
C4 H8 N2 O3
132.118
y
ASPARAGINE
L-peptide linking
C4 H7 N O4
133.103
y
ASPARTIC ACID
L-peptide linking
C3 H7 N O2 S
121.158
y
CYSTEINE
L-peptide linking
C5 H10 N2 O3
146.144
y
GLUTAMINE
L-peptide linking
C5 H9 N O4
147.129
y
GLUTAMIC ACID
L-peptide linking
C2 H5 N O2
75.067
y
GLYCINE
peptide linking
C6 H10 N3 O2 1
156.162
y
HISTIDINE
L-peptide linking
H2 O
18.015
WATER
non-polymer
C6 H13 N O2
131.173
y
ISOLEUCINE
L-peptide linking
C6 H13 N O2
131.173
y
LEUCINE
L-peptide linking
C6 H15 N2 O2 1
147.195
y
LYSINE
L-peptide linking
C5 H11 N O2 S
149.211
y
METHIONINE
L-peptide linking
C9 H11 N O2
165.189
y
PHENYLALANINE
L-peptide linking
C5 H9 N O2
115.130
y
PROLINE
L-peptide linking
C3 H7 N O3
105.093
y
SERINE
L-peptide linking
C4 H9 N O3
119.119
y
THREONINE
L-peptide linking
C11 H12 N2 O2
204.225
y
TRYPTOPHAN
L-peptide linking
C9 H11 N O3
181.189
y
TYROSINE
L-peptide linking
C5 H11 N O2
117.146
y
VALINE
L-peptide linking
C21 H23 F N2 O5
402.416
BENZOYL-TYROSINE-ALANINE-FLUORO-METHYL KETONE
Nalpha-[(benzyloxy)carbonyl]-N-[(2S)-4-fluoro-3-oxobutan-2-yl]-L-tyrosinamide
peptide-like
N
1
N
N
N
2
S
C
N
3
N
C
N
4
N
O
N
5
N
C
N
6
N
O
N
7
N
H
N
8
N
H
N
9
N
H
N
10
N
H
N
11
N
H
N
12
N
H
N
13
N
H
N
14
N
N
N
15
S
C
N
16
N
C
N
17
N
O
N
18
N
C
N
19
N
C
N
20
N
C
N
21
N
N
N
22
N
C
N
23
N
N
N
24
N
N
N
25
N
O
N
26
N
H
N
27
N
H
N
28
N
H
N
29
N
H
N
30
N
H
N
31
N
H
N
32
N
H
N
33
N
H
N
34
N
H
N
35
N
H
N
36
N
H
N
37
N
H
N
38
N
H
N
39
N
H
N
40
N
H
N
41
N
N
N
42
S
C
N
43
N
C
N
44
N
O
N
45
N
C
N
46
N
C
N
47
N
O
N
48
N
N
N
49
N
O
N
50
N
H
N
51
N
H
N
52
N
H
N
53
N
H
N
54
N
H
N
55
N
H
N
56
N
H
N
57
N
H
N
58
N
N
N
59
S
C
N
60
N
C
N
61
N
O
N
62
N
C
N
63
N
C
N
64
N
O
N
65
N
O
N
66
N
O
N
67
N
H
N
68
N
H
N
69
N
H
N
70
N
H
N
71
N
H
N
72
N
H
N
73
N
H
N
74
N
N
N
75
R
C
N
76
N
C
N
77
N
O
N
78
N
C
N
79
N
S
N
80
N
O
N
81
N
H
N
82
N
H
N
83
N
H
N
84
N
H
N
85
N
H
N
86
N
H
N
87
N
H
N
88
N
N
N
89
S
C
N
90
N
C
N
91
N
O
N
92
N
C
N
93
N
C
N
94
N
C
N
95
N
O
N
96
N
N
N
97
N
O
N
98
N
H
N
99
N
H
N
100
N
H
N
101
N
H
N
102
N
H
N
103
N
H
N
104
N
H
N
105
N
H
N
106
N
H
N
107
N
H
N
108
N
N
N
109
S
C
N
110
N
C
N
111
N
O
N
112
N
C
N
113
N
C
N
114
N
C
N
115
N
O
N
116
N
O
N
117
N
O
N
118
N
H
N
119
N
H
N
120
N
H
N
121
N
H
N
122
N
H
N
123
N
H
N
124
N
H
N
125
N
H
N
126
N
H
N
127
N
N
N
128
N
C
N
129
N
C
N
130
N
O
N
131
N
O
N
132
N
H
N
133
N
H
N
134
N
H
N
135
N
H
N
136
N
H
N
137
N
N
N
138
S
C
N
139
N
C
N
140
N
O
N
141
N
C
Y
142
N
C
Y
143
N
N
Y
144
N
C
Y
145
N
C
Y
146
N
N
N
147
N
O
N
148
N
H
N
149
N
H
N
150
N
H
N
151
N
H
N
152
N
H
N
153
N
H
N
154
N
H
N
155
N
H
N
156
N
H
N
157
N
H
N
158
N
O
N
159
N
H
N
160
N
H
N
161
N
N
N
162
S
C
N
163
N
C
N
164
N
O
N
165
S
C
N
166
N
C
N
167
N
C
N
168
N
C
N
169
N
O
N
170
N
H
N
171
N
H
N
172
N
H
N
173
N
H
N
174
N
H
N
175
N
H
N
176
N
H
N
177
N
H
N
178
N
H
N
179
N
H
N
180
N
H
N
181
N
H
N
182
N
H
N
183
N
N
N
184
S
C
N
185
N
C
N
186
N
O
N
187
N
C
N
188
N
C
N
189
N
C
N
190
N
C
N
191
N
O
N
192
N
H
N
193
N
H
N
194
N
H
N
195
N
H
N
196
N
H
N
197
N
H
N
198
N
H
N
199
N
H
N
200
N
H
N
201
N
H
N
202
N
H
N
203
N
H
N
204
N
H
N
205
N
N
N
206
S
C
N
207
N
C
N
208
N
O
N
209
N
C
N
210
N
C
N
211
N
C
N
212
N
C
N
213
N
N
N
214
N
O
N
215
N
H
N
216
N
H
N
217
N
H
N
218
N
H
N
219
N
H
N
220
N
H
N
221
N
H
N
222
N
H
N
223
N
H
N
224
N
H
N
225
N
H
N
226
N
H
N
227
N
H
N
228
N
H
N
229
N
H
N
230
N
N
N
231
S
C
N
232
N
C
N
233
N
O
N
234
N
C
N
235
N
C
N
236
N
S
N
237
N
C
N
238
N
O
N
239
N
H
N
240
N
H
N
241
N
H
N
242
N
H
N
243
N
H
N
244
N
H
N
245
N
H
N
246
N
H
N
247
N
H
N
248
N
H
N
249
N
H
N
250
N
N
N
251
S
C
N
252
N
C
N
253
N
O
N
254
N
C
Y
255
N
C
Y
256
N
C
Y
257
N
C
Y
258
N
C
Y
259
N
C
Y
260
N
C
N
261
N
O
N
262
N
H
N
263
N
H
N
264
N
H
N
265
N
H
N
266
N
H
N
267
N
H
N
268
N
H
N
269
N
H
N
270
N
H
N
271
N
H
N
272
N
H
N
273
N
N
N
274
S
C
N
275
N
C
N
276
N
O
N
277
N
C
N
278
N
C
N
279
N
C
N
280
N
O
N
281
N
H
N
282
N
H
N
283
N
H
N
284
N
H
N
285
N
H
N
286
N
H
N
287
N
H
N
288
N
H
N
289
N
H
N
290
N
N
N
291
S
C
N
292
N
C
N
293
N
O
N
294
N
C
N
295
N
O
N
296
N
O
N
297
N
H
N
298
N
H
N
299
N
H
N
300
N
H
N
301
N
H
N
302
N
H
N
303
N
H
N
304
N
N
N
305
S
C
N
306
N
C
N
307
N
O
N
308
R
C
N
309
N
O
N
310
N
C
N
311
N
O
N
312
N
H
N
313
N
H
N
314
N
H
N
315
N
H
N
316
N
H
N
317
N
H
N
318
N
H
N
319
N
H
N
320
N
H
N
321
N
N
N
322
S
C
N
323
N
C
N
324
N
O
N
325
N
C
Y
326
N
C
Y
327
N
C
Y
328
N
C
Y
329
N
N
Y
330
N
C
Y
331
N
C
Y
332
N
C
Y
333
N
C
Y
334
N
C
N
335
N
O
N
336
N
H
N
337
N
H
N
338
N
H
N
339
N
H
N
340
N
H
N
341
N
H
N
342
N
H
N
343
N
H
N
344
N
H
N
345
N
H
N
346
N
H
N
347
N
H
N
348
N
N
N
349
S
C
N
350
N
C
N
351
N
O
N
352
N
C
Y
353
N
C
Y
354
N
C
Y
355
N
C
Y
356
N
C
Y
357
N
C
Y
358
N
C
N
359
N
O
N
360
N
O
N
361
N
H
N
362
N
H
N
363
N
H
N
364
N
H
N
365
N
H
N
366
N
H
N
367
N
H
N
368
N
H
N
369
N
H
N
370
N
H
N
371
N
H
N
372
N
N
N
373
S
C
N
374
N
C
N
375
N
O
N
376
N
C
N
377
N
C
N
378
N
C
N
379
N
O
N
380
N
H
N
381
N
H
N
382
N
H
N
383
N
H
N
384
N
H
N
385
N
H
N
386
N
H
N
387
N
H
N
388
N
H
N
389
N
H
N
390
N
H
N
391
N
C
N
392
N
O
N
393
N
O
N
394
N
C
Y
395
N
C
Y
396
N
C
Y
397
N
C
Y
398
N
C
Y
399
N
C
Y
400
N
C
N
401
N
N
N
402
S
C
N
403
N
C
N
404
N
O
N
405
N
C
Y
406
N
C
Y
407
N
C
Y
408
N
C
Y
409
N
C
Y
410
N
C
Y
411
N
C
N
412
N
O
N
413
N
N
N
414
S
C
N
415
N
C
N
416
N
O
N
417
N
C
N
418
N
C
N
419
N
F
N
420
N
H
N
421
N
H
N
422
N
H
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
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
1
N
sing
N
2
N
sing
N
3
N
sing
N
4
N
sing
N
5
N
sing
N
6
N
sing
N
7
N
doub
N
8
N
sing
N
9
N
sing
N
10
N
sing
N
11
N
sing
N
12
N
sing
N
13
N
sing
N
14
N
sing
N
15
N
sing
N
16
N
sing
N
17
N
sing
N
18
N
sing
N
19
N
doub
N
20
N
sing
N
21
N
sing
N
22
N
sing
N
23
N
sing
N
24
N
sing
N
25
N
sing
N
26
N
sing
N
27
N
sing
N
28
N
sing
N
29
N
sing
N
30
N
sing
N
31
N
sing
N
32
N
sing
N
33
N
doub
N
34
N
sing
N
35
N
sing
N
36
N
sing
N
37
N
sing
N
38
N
sing
N
39
N
sing
N
40
N
sing
N
41
N
sing
N
42
N
sing
N
43
N
sing
N
44
N
sing
N
45
N
doub
N
46
N
sing
N
47
N
sing
N
48
N
sing
N
49
N
sing
N
50
N
doub
N
51
N
sing
N
52
N
sing
N
53
N
sing
N
54
N
sing
N
55
N
sing
N
56
N
sing
N
57
N
sing
N
58
N
sing
N
59
N
sing
N
60
N
sing
N
61
N
doub
N
62
N
sing
N
63
N
sing
N
64
N
sing
N
65
N
sing
N
66
N
doub
N
67
N
sing
N
68
N
sing
N
69
N
sing
N
70
N
sing
N
71
N
sing
N
72
N
sing
N
73
N
sing
N
74
N
sing
N
75
N
sing
N
76
N
doub
N
77
N
sing
N
78
N
sing
N
79
N
sing
N
80
N
sing
N
81
N
sing
N
82
N
sing
N
83
N
sing
N
84
N
sing
N
85
N
sing
N
86
N
sing
N
87
N
sing
N
88
N
sing
N
89
N
doub
N
90
N
sing
N
91
N
sing
N
92
N
sing
N
93
N
sing
N
94
N
sing
N
95
N
sing
N
96
N
sing
N
97
N
doub
N
98
N
sing
N
99
N
sing
N
100
N
sing
N
101
N
sing
N
102
N
sing
N
103
N
sing
N
104
N
sing
N
105
N
sing
N
106
N
sing
N
107
N
sing
N
108
N
doub
N
109
N
sing
N
110
N
sing
N
111
N
sing
N
112
N
sing
N
113
N
sing
N
114
N
sing
N
115
N
sing
N
116
N
doub
N
117
N
sing
N
118
N
sing
N
119
N
sing
N
120
N
sing
N
121
N
sing
N
122
N
sing
N
123
N
sing
N
124
N
sing
N
125
N
sing
N
126
N
doub
N
127
N
sing
N
128
N
sing
N
129
N
sing
N
130
N
sing
N
131
N
sing
N
132
N
sing
N
133
N
sing
N
134
N
sing
N
135
N
doub
N
136
N
sing
N
137
N
sing
N
138
N
sing
N
139
N
sing
Y
140
N
sing
Y
141
N
doub
Y
142
N
doub
N
143
N
sing
Y
144
N
sing
N
145
N
sing
Y
146
N
sing
N
147
N
sing
N
148
N
sing
N
149
N
sing
N
150
N
sing
N
151
N
sing
N
152
N
sing
N
153
N
sing
N
154
N
sing
N
155
N
sing
N
156
N
sing
N
157
N
sing
N
158
N
doub
N
159
N
sing
N
160
N
sing
N
161
N
sing
N
162
N
sing
N
163
N
sing
N
164
N
sing
N
165
N
sing
N
166
N
sing
N
167
N
sing
N
168
N
sing
N
169
N
sing
N
170
N
sing
N
171
N
sing
N
172
N
sing
N
173
N
sing
N
174
N
sing
N
175
N
sing
N
176
N
sing
N
177
N
sing
N
178
N
sing
N
179
N
doub
N
180
N
sing
N
181
N
sing
N
182
N
sing
N
183
N
sing
N
184
N
sing
N
185
N
sing
N
186
N
sing
N
187
N
sing
N
188
N
sing
N
189
N
sing
N
190
N
sing
N
191
N
sing
N
192
N
sing
N
193
N
sing
N
194
N
sing
N
195
N
sing
N
196
N
sing
N
197
N
sing
N
198
N
sing
N
199
N
sing
N
200
N
doub
N
201
N
sing
N
202
N
sing
N
203
N
sing
N
204
N
sing
N
205
N
sing
N
206
N
sing
N
207
N
sing
N
208
N
sing
N
209
N
sing
N
210
N
sing
N
211
N
sing
N
212
N
sing
N
213
N
sing
N
214
N
sing
N
215
N
sing
N
216
N
sing
N
217
N
sing
N
218
N
sing
N
219
N
sing
N
220
N
sing
N
221
N
sing
N
222
N
sing
N
223
N
sing
N
224
N
doub
N
225
N
sing
N
226
N
sing
N
227
N
sing
N
228
N
sing
N
229
N
sing
N
230
N
sing
N
231
N
sing
N
232
N
sing
N
233
N
sing
N
234
N
sing
N
235
N
sing
N
236
N
sing
N
237
N
sing
N
238
N
sing
N
239
N
sing
N
240
N
sing
N
241
N
sing
N
242
N
sing
N
243
N
doub
N
244
N
sing
N
245
N
sing
N
246
N
sing
N
247
N
sing
Y
248
N
doub
Y
249
N
sing
Y
250
N
sing
N
251
N
sing
Y
252
N
doub
N
253
N
sing
Y
254
N
doub
N
255
N
sing
Y
256
N
sing
N
257
N
sing
N
258
N
sing
N
259
N
sing
N
260
N
sing
N
261
N
sing
N
262
N
sing
N
263
N
sing
N
264
N
sing
N
265
N
sing
N
266
N
doub
N
267
N
sing
N
268
N
sing
N
269
N
sing
N
270
N
sing
N
271
N
sing
N
272
N
sing
N
273
N
sing
N
274
N
sing
N
275
N
sing
N
276
N
sing
N
277
N
sing
N
278
N
sing
N
279
N
sing
N
280
N
sing
N
281
N
sing
N
282
N
sing
N
283
N
doub
N
284
N
sing
N
285
N
sing
N
286
N
sing
N
287
N
sing
N
288
N
sing
N
289
N
sing
N
290
N
sing
N
291
N
sing
N
292
N
sing
N
293
N
sing
N
294
N
sing
N
295
N
sing
N
296
N
doub
N
297
N
sing
N
298
N
sing
N
299
N
sing
N
300
N
sing
N
301
N
sing
N
302
N
sing
N
303
N
sing
N
304
N
sing
N
305
N
sing
N
306
N
sing
N
307
N
sing
N
308
N
sing
N
309
N
sing
N
310
N
sing
N
311
N
sing
N
312
N
doub
N
313
N
sing
N
314
N
sing
N
315
N
sing
N
316
N
sing
Y
317
N
doub
Y
318
N
sing
Y
319
N
sing
N
320
N
sing
Y
321
N
doub
Y
322
N
sing
Y
323
N
sing
N
324
N
sing
Y
325
N
sing
Y
326
N
doub
N
327
N
sing
Y
328
N
doub
N
329
N
sing
Y
330
N
sing
N
331
N
sing
N
332
N
sing
N
333
N
sing
N
334
N
sing
N
335
N
sing
N
336
N
sing
N
337
N
sing
N
338
N
sing
N
339
N
sing
N
340
N
doub
N
341
N
sing
N
342
N
sing
N
343
N
sing
N
344
N
sing
Y
345
N
doub
Y
346
N
sing
Y
347
N
sing
N
348
N
sing
Y
349
N
doub
N
350
N
sing
Y
351
N
doub
N
352
N
sing
Y
353
N
sing
N
354
N
sing
N
355
N
sing
N
356
N
sing
N
357
N
sing
N
358
N
sing
N
359
N
sing
N
360
N
sing
N
361
N
sing
N
362
N
sing
N
363
N
sing
N
364
N
doub
N
365
N
sing
N
366
N
sing
N
367
N
sing
N
368
N
sing
N
369
N
sing
N
370
N
sing
N
371
N
sing
N
372
N
sing
N
373
N
sing
N
374
N
sing
N
375
N
sing
N
376
N
sing
N
377
N
doub
N
378
N
sing
N
379
N
sing
N
380
N
sing
N
381
N
sing
N
382
N
sing
Y
383
N
doub
Y
384
N
sing
Y
385
N
sing
N
386
N
sing
Y
387
N
doub
N
388
N
sing
Y
389
N
sing
N
390
N
sing
Y
391
N
doub
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
sing
N
415
N
sing
N
416
N
sing
N
417
N
sing
N
418
N
sing
N
419
N
sing
N
420
N
sing
N
421
N
sing
N
422
N
doub
N
423
N
sing
N
424
N
sing
N
425
N
sing
N
426
N
sing
N
427
N
sing
N
428
N
sing
US
Protein Sci.
PRCIEI
0795
0961-8368
6
1603
1611
9260273
Structural determinants of specificity in the cysteine protease cruzain.
1997
UK
J.Mol.Biol.
JMOBAK
0070
0022-2836
247
251
The Crystal Structure of Cruzain: A Therapeutic Target for Chagas' Disease
1995
10.2210/pdb1aim/pdb
pdb_00001aim
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
288
1
IMAGE PLATE
1995-04
RIGAKU RAXIS IIC
NI FILTER
M
x-ray
1
1.5418
1.0
1.5418
ROTATING ANODE
RIGAKU
22658.082
CRUZAIN
3.4.22.-
CATALYTIC DOMAIN
213 STOP
1
man
polymer
402.416
BENZOYL-TYROSINE-ALANINE-FLUORO-METHYL KETONE
1
syn
non-polymer
18.015
water
46
nat
water
no
no
APAAVDWRARGAVTAVKDQGQCGSCWAFSAIGNVECQWFLAGHPLTNLSEQMLVSCDKTDSGCSGGLMNNAFEWIVQENN
GAVYTEDSYPYASGEGISPPCTTSGHTVGATITGHVELPQDEAQIAAWLAVNGPVAVAVDASSWMTYTGGVMTSCVSEAL
DHGVLLVGYNDSAAVPYWIIKNSWTTQWGEEGYIRIAKGSNQCLVKEEASSAVVG
APAAVDWRARGAVTAVKDQGQCGSCWAFSAIGNVECQWFLAGHPLTNLSEQMLVSCDKTDSGCSGGLMNNAFEWIVQENN
GAVYTEDSYPYASGEGISPPCTTSGHTVGATITGHVELPQDEAQIAAWLAVNGPVAVAVDASSWMTYTGGVMTSCVSEAL
DHGVLLVGYNDSAAVPYWIIKNSWTTQWGEEGYIRIAKGSNQCLVKEEASSAVVG
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
Trypanosoma
Escherichia
sample
RTP
5693
Trypanosoma cruzi
RTP
562
Escherichia coli
DH5ALPHA
CHEY
1
2.02
33.2
vapor diffusion - hanging drop - seeding
5.5
PROTEIN WAS CRYSTALLIZED FROM 0.8M NA CITRATE, PH 5.5. THE HANGING DROPS WERE MICRO-SEEDED., vapor diffusion - hanging drop - seeding
chem_comp_atom
chem_comp_bond
database_2
pdbx_initial_refinement_model
struct_conn
struct_ref_seq_dif
struct_site
repository
Initial release
Version format compliance
Atomic model
Database references
Derived calculations
Non-polymer description
Structure summary
Version format compliance
Data collection
Database references
Derived calculations
Refinement description
1
0
1997-10-22
1
1
2008-03-24
1
2
2011-07-13
1
3
2024-04-03
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_struct_conn.pdbx_leaving_atom_flag
_struct_ref_seq_dif.details
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
Y
BNL
1997-04-21
REL
ZYA
BENZOYL-TYROSINE-ALANINE-FLUORO-METHYL KETONE
HOH
water
CRUZAIN
Other
experimental model
ZYA
280
2
ZYA
ZYA
280
A
HOH
1
3
HOH
HOH
281
A
HOH
2
3
HOH
HOH
282
A
HOH
3
3
HOH
HOH
283
A
HOH
4
3
HOH
HOH
284
A
HOH
5
3
HOH
HOH
285
A
HOH
6
3
HOH
HOH
286
A
HOH
7
3
HOH
HOH
287
A
HOH
8
3
HOH
HOH
288
A
HOH
9
3
HOH
HOH
289
A
HOH
10
3
HOH
HOH
290
A
HOH
11
3
HOH
HOH
291
A
HOH
12
3
HOH
HOH
292
A
HOH
13
3
HOH
HOH
293
A
HOH
14
3
HOH
HOH
294
A
HOH
15
3
HOH
HOH
295
A
HOH
16
3
HOH
HOH
296
A
HOH
17
3
HOH
HOH
297
A
HOH
18
3
HOH
HOH
298
A
HOH
19
3
HOH
HOH
299
A
HOH
20
3
HOH
HOH
300
A
HOH
21
3
HOH
HOH
301
A
HOH
22
3
HOH
HOH
302
A
HOH
23
3
HOH
HOH
303
A
HOH
24
3
HOH
HOH
304
A
HOH
25
3
HOH
HOH
305
A
HOH
26
3
HOH
HOH
306
A
HOH
27
3
HOH
HOH
307
A
HOH
28
3
HOH
HOH
308
A
HOH
29
3
HOH
HOH
309
A
HOH
30
3
HOH
HOH
310
A
HOH
31
3
HOH
HOH
311
A
HOH
32
3
HOH
HOH
312
A
HOH
33
3
HOH
HOH
313
A
HOH
34
3
HOH
HOH
314
A
HOH
35
3
HOH
HOH
315
A
HOH
36
3
HOH
HOH
316
A
HOH
37
3
HOH
HOH
317
A
HOH
38
3
HOH
HOH
318
A
HOH
39
3
HOH
HOH
319
A
HOH
40
3
HOH
HOH
320
A
HOH
41
3
HOH
HOH
321
A
HOH
42
3
HOH
HOH
322
A
HOH
43
3
HOH
HOH
323
A
HOH
44
3
HOH
HOH
324
A
HOH
45
3
HOH
HOH
325
A
HOH
46
3
HOH
HOH
326
A
ALA
1
n
1
ALA
1
A
PRO
2
n
2
PRO
2
A
ALA
3
n
3
ALA
3
A
ALA
4
n
4
ALA
4
A
VAL
5
n
5
VAL
5
A
ASP
6
n
6
ASP
6
A
TRP
7
n
7
TRP
7
A
ARG
8
n
8
ARG
8
A
ALA
9
n
9
ALA
9
A
ARG
10
n
10
ARG
10
A
GLY
11
n
11
GLY
11
A
ALA
12
n
12
ALA
12
A
VAL
13
n
13
VAL
13
A
THR
14
n
14
THR
14
A
ALA
15
n
15
ALA
15
A
VAL
16
n
16
VAL
16
A
LYS
17
n
17
LYS
17
A
ASP
18
n
18
ASP
18
A
GLN
19
n
19
GLN
19
A
GLY
20
n
20
GLY
20
A
GLN
21
n
21
GLN
21
A
CYS
22
n
22
CYS
22
A
GLY
23
n
23
GLY
23
A
SER
24
n
24
SER
24
A
CYS
25
n
25
CYS
25
A
TRP
26
n
26
TRP
26
A
ALA
27
n
27
ALA
27
A
PHE
28
n
28
PHE
28
A
SER
29
n
29
SER
29
A
ALA
30
n
30
ALA
30
A
ILE
31
n
31
ILE
31
A
GLY
32
n
32
GLY
32
A
ASN
33
n
33
ASN
33
A
VAL
34
n
34
VAL
34
A
GLU
35
n
35
GLU
35
A
CYS
36
n
36
CYS
36
A
GLN
37
n
37
GLN
37
A
TRP
38
n
38
TRP
38
A
PHE
39
n
39
PHE
39
A
LEU
40
n
40
LEU
40
A
ALA
41
n
41
ALA
41
A
GLY
42
n
42
GLY
42
A
HIS
43
n
43
HIS
43
A
PRO
44
n
44
PRO
44
A
LEU
45
n
45
LEU
45
A
THR
46
n
46
THR
46
A
ASN
47
n
47
ASN
47
A
LEU
48
n
48
LEU
48
A
SER
49
n
49
SER
49
A
GLU
50
n
50
GLU
50
A
GLN
51
n
51
GLN
51
A
MET
52
n
52
MET
52
A
LEU
53
n
53
LEU
53
A
VAL
54
n
54
VAL
54
A
SER
55
n
55
SER
55
A
CYS
56
n
56
CYS
56
A
ASP
57
n
57
ASP
57
A
LYS
58
n
58
LYS
58
A
THR
59
n
59
THR
59
A
ASP
60
n
60
ASP
60
A
SER
61
n
61
SER
61
A
GLY
62
n
62
GLY
62
A
CYS
63
n
63
CYS
63
A
SER
64
n
64
SER
64
A
GLY
65
n
65
GLY
65
A
GLY
66
n
66
GLY
66
A
LEU
67
n
67
LEU
67
A
MET
68
n
68
MET
68
A
ASN
69
n
69
ASN
69
A
ASN
70
n
70
ASN
70
A
ALA
71
n
71
ALA
71
A
PHE
72
n
72
PHE
72
A
GLU
73
n
73
GLU
73
A
TRP
74
n
74
TRP
74
A
ILE
75
n
75
ILE
75
A
VAL
76
n
76
VAL
76
A
GLN
77
n
77
GLN
77
A
GLU
78
n
78
GLU
78
A
ASN
78
n
79
A
ASN
78
A
ASN
78
n
80
B
ASN
78
A
GLY
78
n
81
C
GLY
78
A
ALA
79
n
82
ALA
79
A
VAL
80
n
83
VAL
80
A
TYR
81
n
84
TYR
81
A
THR
82
n
85
THR
82
A
GLU
83
n
86
GLU
83
A
ASP
84
n
87
ASP
84
A
SER
85
n
88
SER
85
A
TYR
86
n
89
TYR
86
A
PRO
87
n
90
PRO
87
A
TYR
88
n
91
TYR
88
A
ALA
89
n
92
ALA
89
A
SER
89
n
93
A
SER
89
A
GLY
89
n
94
B
GLY
89
A
GLU
89
n
95
C
GLU
89
A
GLY
90
n
96
GLY
90
A
ILE
91
n
97
ILE
91
A
SER
92
n
98
SER
92
A
PRO
93
n
99
PRO
93
A
PRO
94
n
100
PRO
94
A
CYS
95
n
101
CYS
95
A
THR
96
n
102
THR
96
A
THR
97
n
103
THR
97
A
SER
98
n
104
SER
98
A
GLY
99
n
105
GLY
99
A
HIS
100
n
106
HIS
100
A
THR
101
n
107
THR
101
A
VAL
102
n
108
VAL
102
A
GLY
103
n
109
GLY
103
A
ALA
105
n
110
ALA
105
A
THR
106
n
111
THR
106
A
ILE
107
n
112
ILE
107
A
THR
108
n
113
THR
108
A
GLY
109
n
114
GLY
109
A
HIS
110
n
115
HIS
110
A
VAL
111
n
116
VAL
111
A
GLU
112
n
117
GLU
112
A
LEU
113
n
118
LEU
113
A
PRO
114
n
119
PRO
114
A
GLN
115
n
120
GLN
115
A
ASP
116
n
121
ASP
116
A
GLU
117
n
122
GLU
117
A
ALA
118
n
123
ALA
118
A
GLN
119
n
124
GLN
119
A
ILE
120
n
125
ILE
120
A
ALA
121
n
126
ALA
121
A
ALA
122
n
127
ALA
122
A
TRP
123
n
128
TRP
123
A
LEU
124
n
129
LEU
124
A
ALA
125
n
130
ALA
125
A
VAL
126
n
131
VAL
126
A
ASN
127
n
132
ASN
127
A
GLY
128
n
133
GLY
128
A
PRO
129
n
134
PRO
129
A
VAL
130
n
135
VAL
130
A
ALA
131
n
136
ALA
131
A
VAL
132
n
137
VAL
132
A
ALA
133
n
138
ALA
133
A
VAL
134
n
139
VAL
134
A
ASP
135
n
140
ASP
135
A
ALA
136
n
141
ALA
136
A
SER
139
n
142
SER
139
A
SER
140
n
143
SER
140
A
TRP
141
n
144
TRP
141
A
MET
142
n
145
MET
142
A
THR
143
n
146
THR
143
A
TYR
144
n
147
TYR
144
A
THR
145
n
148
THR
145
A
GLY
146
n
149
GLY
146
A
GLY
147
n
150
GLY
147
A
VAL
148
n
151
VAL
148
A
MET
149
n
152
MET
149
A
THR
151
n
153
THR
151
A
SER
152
n
154
SER
152
A
CYS
153
n
155
CYS
153
A
VAL
154
n
156
VAL
154
A
SER
155
n
157
SER
155
A
GLU
156
n
158
GLU
156
A
ALA
156
n
159
A
ALA
156
A
LEU
157
n
160
LEU
157
A
ASP
158
n
161
ASP
158
A
HIS
159
n
162
HIS
159
A
GLY
160
n
163
GLY
160
A
VAL
161
n
164
VAL
161
A
LEU
162
n
165
LEU
162
A
LEU
163
n
166
LEU
163
A
VAL
164
n
167
VAL
164
A
GLY
165
n
168
GLY
165
A
TYR
166
n
169
TYR
166
A
ASN
167
n
170
ASN
167
A
ASP
167
n
171
A
ASP
167
A
SER
167
n
172
B
SER
167
A
ALA
167
n
173
C
ALA
167
A
ALA
167
n
174
D
ALA
167
A
VAL
168
n
175
VAL
168
A
PRO
169
n
176
PRO
169
A
TYR
170
n
177
TYR
170
A
TRP
171
n
178
TRP
171
A
ILE
172
n
179
ILE
172
A
ILE
173
n
180
ILE
173
A
LYS
174
n
181
LYS
174
A
ASN
175
n
182
ASN
175
A
SER
176
n
183
SER
176
A
TRP
177
n
184
TRP
177
A
THR
178
n
185
THR
178
A
THR
179
n
186
THR
179
A
GLN
180
n
187
GLN
180
A
TRP
181
n
188
TRP
181
A
GLY
182
n
189
GLY
182
A
GLU
183
n
190
GLU
183
A
GLU
184
n
191
GLU
184
A
GLY
185
n
192
GLY
185
A
TYR
186
n
193
TYR
186
A
ILE
187
n
194
ILE
187
A
ARG
188
n
195
ARG
188
A
ILE
189
n
196
ILE
189
A
ALA
190
n
197
ALA
190
A
LYS
191
n
198
LYS
191
A
GLY
192
n
199
GLY
192
A
SER
193
n
200
SER
193
A
ASN
198
n
201
ASN
198
A
GLN
199
n
202
GLN
199
A
CYS
200
n
203
CYS
200
A
LEU
201
n
204
LEU
201
A
VAL
202
n
205
VAL
202
A
LYS
203
n
206
LYS
203
A
GLU
204
n
207
GLU
204
A
GLU
205
n
208
GLU
205
A
ALA
206
n
209
ALA
206
A
SER
207
n
210
SER
207
A
SER
208
n
211
SER
208
A
ALA
209
n
212
ALA
209
A
VAL
210
n
213
VAL
210
A
VAL
211
n
214
VAL
211
A
GLY
212
n
215
GLY
212
A
author_defined_assembly
1
monomeric
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
O
VAL
5
A
O
VAL
5
A
N
TYR
166
A
N
TYR
169
A
O
LEU
162
A
O
LEU
165
A
N
LYS
174
A
N
LYS
181
A
O
TRP
171
A
O
TRP
178
A
N
ILE
189
A
N
ILE
196
A
O
VAL
130
A
O
VAL
135
A
N
LEU
163
A
N
LEU
166
A
O
VAL
80
A
O
VAL
83
A
N
ALA
105
A
N
ALA
110
A
O
THR
108
A
O
THR
113
A
N
VAL
210
A
N
VAL
213
1
A
CA2
ZYA
280
PLANAR
1
5.94
0.80
106.30
112.24
A
A
A
CD1
CG
CD2
TRP
TRP
TRP
7
7
7
N
1
-5.89
0.80
107.30
101.41
A
A
A
CE2
CD2
CG
TRP
TRP
TRP
7
7
7
N
1
6.02
0.80
106.30
112.32
A
A
A
CD1
CG
CD2
TRP
TRP
TRP
26
26
26
N
1
-5.18
0.80
107.30
102.12
A
A
A
CE2
CD2
CG
TRP
TRP
TRP
26
26
26
N
1
6.62
0.80
106.30
112.92
A
A
A
CD1
CG
CD2
TRP
TRP
TRP
38
38
38
N
1
-5.80
0.80
107.30
101.50
A
A
A
CE2
CD2
CG
TRP
TRP
TRP
38
38
38
N
1
-9.70
1.60
129.70
120.00
A
A
A
CB
CG
CD2
HIS
HIS
HIS
43
43
43
N
1
5.45
0.80
106.30
111.75
A
A
A
CD1
CG
CD2
TRP
TRP
TRP
74
74
74
N
1
-5.02
0.80
107.30
102.28
A
A
A
CE2
CD2
CG
TRP
TRP
TRP
74
74
74
N
1
6.02
0.80
106.30
112.32
A
A
A
CD1
CG
CD2
TRP
TRP
TRP
123
123
123
N
1
-8.60
1.30
127.00
118.40
A
A
A
CB
CG
CD1
TRP
TRP
TRP
123
123
123
N
1
-6.02
0.80
107.30
101.28
A
A
A
CE2
CD2
CG
TRP
TRP
TRP
123
123
123
N
1
6.18
0.90
133.90
140.08
A
A
A
CG
CD2
CE3
TRP
TRP
TRP
123
123
123
N
1
19.08
2.30
115.30
134.38
A
A
A
CA
CB
CG
LEU
LEU
LEU
124
124
124
N
1
5.22
0.80
106.30
111.52
A
A
A
CD1
CG
CD2
TRP
TRP
TRP
141
141
141
N
1
-4.90
0.80
107.30
102.40
A
A
A
CE2
CD2
CG
TRP
TRP
TRP
141
141
141
N
1
6.26
0.80
106.30
112.56
A
A
A
CD1
CG
CD2
TRP
TRP
TRP
171
171
171
N
1
-6.06
0.80
107.30
101.24
A
A
A
CE2
CD2
CG
TRP
TRP
TRP
171
171
171
N
1
6.15
0.80
106.30
112.45
A
A
A
CD1
CG
CD2
TRP
TRP
TRP
177
177
177
N
1
-5.80
0.80
107.30
101.50
A
A
A
CE2
CD2
CG
TRP
TRP
TRP
177
177
177
N
1
7.11
0.80
106.30
113.41
A
A
A
CD1
CG
CD2
TRP
TRP
TRP
181
181
181
N
1
-6.14
0.80
107.30
101.16
A
A
A
CE2
CD2
CG
TRP
TRP
TRP
181
181
181
N
1
-3.57
0.50
120.30
116.73
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
188
188
188
N
1
A
A
NE2
CD2
HIS
HIS
43
43
-0.070
0.011
1.373
1.303
N
1
A
A
NE2
CD2
HIS
HIS
100
100
-0.070
0.011
1.373
1.303
N
1
A
A
NE2
CD2
HIS
HIS
110
110
-0.076
0.011
1.373
1.297
N
1
A
A
NE2
CD2
HIS
HIS
159
159
-0.070
0.011
1.373
1.303
N
1
A
A
HD21
HD21
ASN
ASN
70
127
1.07
1_555
2_954
1
A
A
H2
O
HOH
HOH
311
321
1.56
1_555
2_1044
1
A
A
H2
OE1
ALA
GLU
1
78
1.58
1_555
2_944
1
A
GLU
156
-149.99
-26.34
1
A
THR
178
65.98
170.32
PARAM19X.PRO
TOPH19X.PRO
11.2
0.247
0.188
0.188
2.0
8.0
812
9342
7.5
91.
RANDOM
100000000000.0
0.001
1
THROUGHOUT
0.
MOLECULAR REPLACEMENT
CRUZAIN
2.0
8.0
46
1663
28
0
1589
0.012
2.785
24.99
1.664
1.5
1.5
2.0
2.0
0.325
0.214
2.19
83
1021
8
7.5
89.
2.0
50.
1AIM
11200
-3.
0.096
0.096
1
5.2
2.8
91.
2.0
2.06
2.0
0.179
1
2.4
89.7
data reduction
DENZO
data scaling
SCALEPACK
model building
X-PLOR
3.1
refinement
X-PLOR
3.1
phasing
X-PLOR
3.1
CRUZAIN INHIBITED BY BENZOYL-TYROSINE-ALANINE-FLUOROMETHYLKETONE
1
N
N
2
N
N
3
N
N
A
TRP
7
A
TRP
7
HELX_P
A
ARG
10
A
ARG
10
5
1
4
A
CYS
25
A
CYS
25
HELX_P
A
LEU
40
A
LEU
40
1
2
16
A
GLU
50
A
GLU
50
HELX_P
A
CYS
56
A
CYS
56
1
3
7
A
GLY
62
A
GLY
62
HELX_P
A
SER
64
A
SER
64
5
4
3
A
MET
68
A
MET
68
HELX_P
A
GLU
78
A
GLU
78
1
5
11
A
GLU
83
A
GLU
86
HELX_P
A
SER
85
A
SER
88
5
6
3
A
GLU
117
A
GLU
122
HELX_P
A
ASN
127
A
ASN
132
1
7
11
A
SER
139
A
SER
142
HELX_P
A
THR
143
A
THR
146
5
8
5
A
GLN
199
A
GLN
202
HELX_P
A
LEU
201
A
LEU
204
5
9
3
disulf
2.026
A
CYS
22
A
SG
CYS
22
1_555
A
CYS
63
A
SG
CYS
63
1_555
disulf
2.015
A
CYS
56
A
SG
CYS
56
1_555
A
CYS
95
A
SG
CYS
101
1_555
disulf
2.032
A
CYS
153
A
SG
CYS
155
1_555
A
CYS
200
A
SG
CYS
203
1_555
covale
1.809
one
A
CYS
25
A
SG
CYS
25
1_555
A
ZYA
280
B
CM
ZYA
1_555
HYDROLASE/HYDROLASE INHIBITOR
CYSTEINE PROTEASE, TRYPANOSOMA CRUZI, FLUOROMETHYL KETONE, HYDROLASE-HYDROLASE INHIBITOR COMPLEX
CYSP_TRYCR
UNP
1
1
P25779
MSGWARALLLAAVLVVMACLVPAATASLHAEETLTSQFAEFKQKHGRVYESAAEEAFRLSVFRENLFLARLHAAANPHAT
FGVTPFSDLTREEFRSRYHNGAAHFAAAQERARVPVKVEVVGAPAAVDWRARGAVTAVKDQGQCGSCWAFSAIGNVECQW
FLAGHPLTNLSEQMLVSCDKTDSGCSGGLMNNAFEWIVQENNGAVYTEDSYPYASGEGISPPCTTSGHTVGATITGHVEL
PQDEAQIAAWLAVNGPVAVAVDASSWMTYTGGVMTSCVSEQLDHGVLLVGYNDSAAVPYWIIKNSWTTQWGEEGYIRIAK
GSNQCLVKEEASSAVVGGPGPTPEPTTTTTTSAPGPSPSYFVQMSCTDAACIVGCENVTLPTGQCLLTTSGVSAIVTCGA
ETLTEEVFLTSTHCSGPSVRSSVPLNKCNRLLRGSVEFFCGSSSSGRLADVDRQRRHQPYHSRHRRL
123
337
1AIM
1
212
P25779
A
1
1
215
1
GLN
conflict
ALA
156
1AIM
A
A
P25779
UNP
281
159
4
2
2
2
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
A
ALA
4
A
ALA
4
A
ASP
6
A
ASP
6
A
LEU
162
A
LEU
165
A
ASN
167
A
ASN
170
A
TYR
170
A
TYR
177
A
LYS
174
A
LYS
181
A
TYR
186
A
TYR
193
A
ALA
190
A
ALA
197
A
VAL
130
A
VAL
135
A
VAL
134
A
VAL
139
A
HIS
159
A
HIS
162
A
LEU
163
A
LEU
166
A
ALA
79
A
ALA
82
A
TYR
81
A
TYR
84
A
VAL
102
A
VAL
108
A
THR
106
A
THR
111
A
ILE
107
A
ILE
112
A
GLU
112
A
GLU
117
A
SER
207
A
SER
210
A
VAL
211
A
VAL
214
CYSTEINE PROTEASE ACTIVE SITE.
Unknown
3
BINDING SITE FOR RESIDUE ZYA A 280
A
ZYA
280
Software
14
A
CYS
25
A
CYS
25
3
1_555
A
HIS
159
A
HIS
162
3
1_555
A
ASN
175
A
ASN
182
3
1_555
A
GLN
19
A
GLN
19
14
1_555
A
GLY
23
A
GLY
23
14
1_555
A
SER
24
A
SER
24
14
1_555
A
CYS
25
A
CYS
25
14
1_555
A
TRP
26
A
TRP
26
14
1_555
A
SER
61
A
SER
61
14
1_555
A
GLY
65
A
GLY
65
14
1_555
A
GLY
66
A
GLY
66
14
1_555
A
LEU
67
A
LEU
67
14
1_555
A
LEU
157
A
LEU
160
14
1_555
A
ASP
158
A
ASP
161
14
1_555
A
HIS
159
A
HIS
162
14
1_555
A
GLU
205
A
GLU
208
14
1_555
A
HOH
317
C
HOH
14
1_555
4
P 1 21 1