0.015591
0.009001
0.000000
0.000000
0.018003
0.000000
0.000000
0.000000
0.011871
0.00000
0.00000
0.00000
RESIDUES PHE I 203, OHE I 203A, AND GLY I 204 REPRESENT PHE-PSI(CHOH-CH2)-GLY. THUS ATOMS C AND N OF PHE I 203 AND ATOM N OF GLY I 204 ARE NOT PRESENT AND ARE REPLACED BY THE ATOMS OF THE HET GROUP OHE.
Murthy, K.
Winborne, E.L.
Minnich, M.D.
Culp, J.S.
Debouck, C.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
12
90.00
90.00
120.00
64.140
64.140
84.240
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
C29 H47 N5 O7
577.713
methyl N-{(4S,5S)-5-[(L-alanyl-L-alanyl)amino]-4-hydroxy-6-phenylhexanoyl}-L-valyl-L-valinate
SKF 107457
peptide-like
C3 H7 N O3
105.093
y
SERINE
L-peptide linking
C4 H9 N O3
119.119
y
THREONINE
L-peptide linking
C11 H12 N2 O2
204.225
y
TRYPTOPHAN
L-peptide linking
C9 H11 N O3
181.189
y
TYROSINE
L-peptide linking
C5 H11 N O2
117.146
y
VALINE
L-peptide linking
N
1
N
N
N
2
S
C
N
3
N
C
N
4
N
O
N
5
N
C
N
6
N
O
N
7
N
H
N
8
N
H
N
9
N
H
N
10
N
H
N
11
N
H
N
12
N
H
N
13
N
H
N
14
N
N
N
15
S
C
N
16
N
C
N
17
N
O
N
18
N
C
N
19
N
C
N
20
N
C
N
21
N
N
N
22
N
C
N
23
N
N
N
24
N
N
N
25
N
O
N
26
N
H
N
27
N
H
N
28
N
H
N
29
N
H
N
30
N
H
N
31
N
H
N
32
N
H
N
33
N
H
N
34
N
H
N
35
N
H
N
36
N
H
N
37
N
H
N
38
N
H
N
39
N
H
N
40
N
H
N
41
N
N
N
42
S
C
N
43
N
C
N
44
N
O
N
45
N
C
N
46
N
C
N
47
N
O
N
48
N
N
N
49
N
O
N
50
N
H
N
51
N
H
N
52
N
H
N
53
N
H
N
54
N
H
N
55
N
H
N
56
N
H
N
57
N
H
N
58
N
N
N
59
S
C
N
60
N
C
N
61
N
O
N
62
N
C
N
63
N
C
N
64
N
O
N
65
N
O
N
66
N
O
N
67
N
H
N
68
N
H
N
69
N
H
N
70
N
H
N
71
N
H
N
72
N
H
N
73
N
H
N
74
N
N
N
75
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
N
N
296
S
C
N
297
N
C
N
298
N
O
N
299
N
C
N
300
N
C
N
301
N
O
N
302
N
C
N
303
N
C
N
304
S
C
N
305
N
O
N
306
S
C
N
307
N
N
N
308
N
C
Y
309
N
C
Y
310
N
C
Y
311
N
C
Y
312
N
C
Y
313
N
C
Y
314
N
C
N
315
N
N
N
316
S
C
N
317
N
C
N
318
N
O
N
319
N
C
N
320
N
C
N
321
N
C
N
322
N
N
N
323
S
C
N
324
N
C
N
325
N
O
N
326
N
C
N
327
N
C
N
328
N
C
N
329
N
C
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
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
H
N
349
N
H
N
350
N
H
N
351
N
H
N
352
N
H
N
353
N
H
N
354
N
H
N
355
N
H
N
356
N
H
N
357
N
H
N
358
N
H
N
359
N
H
N
360
N
H
N
361
N
H
N
362
N
H
N
363
N
H
N
364
N
H
N
365
N
H
N
366
N
H
N
367
N
H
N
368
N
H
N
369
N
H
N
370
N
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
N
N
379
S
C
N
380
N
C
N
381
N
O
N
382
N
C
N
383
N
O
N
384
N
O
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
N
N
393
S
C
N
394
N
C
N
395
N
O
N
396
R
C
N
397
N
O
N
398
N
C
N
399
N
O
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
H
N
407
N
H
N
408
N
H
N
409
N
N
N
410
S
C
N
411
N
C
N
412
N
O
N
413
N
C
Y
414
N
C
Y
415
N
C
Y
416
N
C
Y
417
N
N
Y
418
N
C
Y
419
N
C
Y
420
N
C
Y
421
N
C
Y
422
N
C
N
423
N
O
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
N
N
437
S
C
N
438
N
C
N
439
N
O
N
440
N
C
Y
441
N
C
Y
442
N
C
Y
443
N
C
Y
444
N
C
Y
445
N
C
Y
446
N
C
N
447
N
O
N
448
N
O
N
449
N
H
N
450
N
H
N
451
N
H
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
N
N
461
S
C
N
462
N
C
N
463
N
O
N
464
N
C
N
465
N
C
N
466
N
C
N
467
N
O
N
468
N
H
N
469
N
H
N
470
N
H
N
471
N
H
N
472
N
H
N
473
N
H
N
474
N
H
N
475
N
H
N
476
N
H
N
477
N
H
N
478
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
doub
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
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
Y
308
N
doub
Y
309
N
sing
Y
310
N
sing
N
311
N
sing
Y
312
N
doub
N
313
N
sing
Y
314
N
doub
N
315
N
sing
Y
316
N
sing
N
317
N
sing
N
318
N
sing
N
319
N
sing
N
320
N
sing
N
321
N
sing
N
322
N
sing
N
323
N
doub
N
324
N
sing
N
325
N
sing
N
326
N
sing
N
327
N
sing
N
328
N
sing
N
329
N
doub
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
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
doub
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
sing
N
355
N
sing
N
356
N
sing
N
357
N
sing
N
358
N
sing
N
359
N
sing
N
360
N
sing
N
361
N
sing
N
362
N
sing
N
363
N
sing
N
364
N
sing
N
365
N
sing
N
366
N
sing
N
367
N
sing
N
368
N
sing
N
369
N
sing
N
370
N
sing
N
371
N
doub
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
sing
N
384
N
doub
N
385
N
sing
N
386
N
sing
N
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
doub
N
401
N
sing
N
402
N
sing
N
403
N
sing
N
404
N
sing
Y
405
N
doub
Y
406
N
sing
Y
407
N
sing
N
408
N
sing
Y
409
N
doub
Y
410
N
sing
Y
411
N
sing
N
412
N
sing
Y
413
N
sing
Y
414
N
doub
N
415
N
sing
Y
416
N
doub
N
417
N
sing
Y
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
sing
N
427
N
sing
N
428
N
doub
N
429
N
sing
N
430
N
sing
N
431
N
sing
N
432
N
sing
Y
433
N
doub
Y
434
N
sing
Y
435
N
sing
N
436
N
sing
Y
437
N
doub
N
438
N
sing
Y
439
N
doub
N
440
N
sing
Y
441
N
sing
N
442
N
sing
N
443
N
sing
N
444
N
sing
N
445
N
sing
N
446
N
sing
N
447
N
sing
N
448
N
sing
N
449
N
sing
N
450
N
sing
N
451
N
sing
N
452
N
doub
N
453
N
sing
N
454
N
sing
N
455
N
sing
N
456
N
sing
N
457
N
sing
N
458
N
sing
N
459
N
sing
N
460
N
sing
N
461
N
sing
N
462
N
sing
N
463
N
sing
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
267
22770
22778
1429626
The crystal structures at 2.2-A resolution of hydroxyethylene-based inhibitors bound to human immunodeficiency virus type 1 protease show that the inhibitors are present in two distinct orientations.
1992
10.2210/pdb1heg/pdb
pdb_00001heg
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
1
x-ray
1
1.0
10786.663
HIV-1 PROTEASE
1
man
polymer
Synthetic peptide
577.713
methyl N-{(4S,5S)-5-[(L-alanyl-L-alanyl)amino]-4-hydroxy-6-phenylhexanoyl}-L-valyl-L-valinate
1
syn
non-polymer
18.015
water
33
nat
water
no
no
PQITLWQRPLVTIKIGGQLKEALLDTGADDTVLEENSLPGRWKPKMIGGIGGFIKVRQYDQILIEICGHKAIGTVLVGPT
PVNIIGRNLLTQIGCTLNF
PQITLWQRPLVTIKIGGQLKEALLDTGADDTVLEENSLPGRWKPKMIGGIGGFIKVRQYDQILIEICGHKAIGTVLVGPT
PVNIIGRNLLTQIGCTLNF
E
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
Lentivirus
Escherichia
sample
11676
Human immunodeficiency virus 1
562
Escherichia coli
2.19
43.96
pdbx_database_status
struct_conf
struct_conf_type
chem_comp_atom
chem_comp_bond
database_2
struct_ref_seq_dif
struct_site
entity
pdbx_entity_src_syn
repository
Initial release
Version format compliance
Atomic model
Database references
Derived calculations
Non-polymer description
Structure summary
Version format compliance
Other
Derived calculations
Other
Data collection
Database references
Derived calculations
Source and taxonomy
Structure summary
1
0
1994-05-31
1
1
2008-05-22
1
2
2011-07-13
1
3
2012-12-12
1
4
2017-11-29
1
5
2024-02-07
1
6
2024-03-13
_pdbx_database_status.process_site
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_struct_ref_seq_dif.details
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
_entity.details
Y
BNL
1992-09-21
REL
PSI
methyl N-{(4S,5S)-5-[(L-alanyl-L-alanyl)amino]-4-hydroxy-6-phenylhexanoyl}-L-valyl-L-valinate
HOH
water
THE SCISSILE BOND IN THE INHIBITOR PSI IS REPLACED BY A
HYDROXYETHYLENE ISOSTERE (CHOH-CH2)
THE INHIBITOR IS SMALL ENOUGH TO BE ENTIRELY CONTAINED
WITHIN THE ACTIVE SITE OF THE ENZYME AND, THEREFORE, DOES
NOT CONTRIBUTE TO INTER-DIMER CONTACTS.OF THE TWO
POSSIBLE ORIENTATIONS OF THE INHIBITOR, NEITHER IS
THERMODYNAMICALLY PREFERRED. IN THE CRYSTAL STRUCTURE,
THEREFORE, BOTH ARE REPRESENTED EQUALLY.
THIS VARIANT OF THE HIV 1 PROTEASE HAS ASN 36 AS CONFIRMED
BY INSPECTION OF THE ELECTRON DENSITY. SEE REFERENCES 14,
15, AND 16 IN J.BIOL.CHEM. V.267:22770, (1992).
Enzyme inhibitor
Ala-Ala-Phe.psi.[CH(OH)CH2]Gly-Val-Val-OCH3
Peptide-like
ALA
201
2
PSI
PSI
201
E
HOH
100
3
HOH
HOH
100
E
HOH
101
3
HOH
HOH
101
E
HOH
102
3
HOH
HOH
102
E
HOH
103
3
HOH
HOH
103
E
HOH
104
3
HOH
HOH
104
E
HOH
105
3
HOH
HOH
105
E
HOH
106
3
HOH
HOH
106
E
HOH
107
3
HOH
HOH
107
E
HOH
108
3
HOH
HOH
108
E
HOH
109
3
HOH
HOH
109
E
HOH
110
3
HOH
HOH
110
E
HOH
111
3
HOH
HOH
111
E
HOH
112
3
HOH
HOH
112
E
HOH
113
3
HOH
HOH
113
E
HOH
114
3
HOH
HOH
114
E
HOH
115
3
HOH
HOH
115
E
HOH
116
3
HOH
HOH
116
E
HOH
117
3
HOH
HOH
117
E
HOH
118
3
HOH
HOH
118
E
HOH
119
3
HOH
HOH
119
E
HOH
120
3
HOH
HOH
120
E
HOH
121
3
HOH
HOH
121
E
HOH
122
3
HOH
HOH
122
E
HOH
123
3
HOH
HOH
123
E
HOH
124
3
HOH
HOH
124
E
HOH
125
3
HOH
HOH
125
E
HOH
126
3
HOH
HOH
126
E
HOH
127
3
HOH
HOH
127
E
HOH
128
3
HOH
HOH
128
E
HOH
129
3
HOH
HOH
129
E
HOH
1
3
HOH
HOH
130
E
HOH
26
3
HOH
HOH
131
E
HOH
27
3
HOH
HOH
132
E
PRO
1
n
1
PRO
1
E
GLN
2
n
2
GLN
2
E
ILE
3
n
3
ILE
3
E
THR
4
n
4
THR
4
E
LEU
5
n
5
LEU
5
E
TRP
6
n
6
TRP
6
E
GLN
7
n
7
GLN
7
E
ARG
8
n
8
ARG
8
E
PRO
9
n
9
PRO
9
E
LEU
10
n
10
LEU
10
E
VAL
11
n
11
VAL
11
E
THR
12
n
12
THR
12
E
ILE
13
n
13
ILE
13
E
LYS
14
n
14
LYS
14
E
ILE
15
n
15
ILE
15
E
GLY
16
n
16
GLY
16
E
GLY
17
n
17
GLY
17
E
GLN
18
n
18
GLN
18
E
LEU
19
n
19
LEU
19
E
LYS
20
n
20
LYS
20
E
GLU
21
n
21
GLU
21
E
ALA
22
n
22
ALA
22
E
LEU
23
n
23
LEU
23
E
LEU
24
n
24
LEU
24
E
ASP
25
n
25
ASP
25
E
THR
26
n
26
THR
26
E
GLY
27
n
27
GLY
27
E
ALA
28
n
28
ALA
28
E
ASP
29
n
29
ASP
29
E
ASP
30
n
30
ASP
30
E
THR
31
n
31
THR
31
E
VAL
32
n
32
VAL
32
E
LEU
33
n
33
LEU
33
E
GLU
34
n
34
GLU
34
E
GLU
35
n
35
GLU
35
E
ASN
36
n
36
ASN
36
E
SER
37
n
37
SER
37
E
LEU
38
n
38
LEU
38
E
PRO
39
n
39
PRO
39
E
GLY
40
n
40
GLY
40
E
ARG
41
n
41
ARG
41
E
TRP
42
n
42
TRP
42
E
LYS
43
n
43
LYS
43
E
PRO
44
n
44
PRO
44
E
LYS
45
n
45
LYS
45
E
MET
46
n
46
MET
46
E
ILE
47
n
47
ILE
47
E
GLY
48
n
48
GLY
48
E
GLY
49
n
49
GLY
49
E
ILE
50
n
50
ILE
50
E
GLY
51
n
51
GLY
51
E
GLY
52
n
52
GLY
52
E
PHE
53
n
53
PHE
53
E
ILE
54
n
54
ILE
54
E
LYS
55
n
55
LYS
55
E
VAL
56
n
56
VAL
56
E
ARG
57
n
57
ARG
57
E
GLN
58
n
58
GLN
58
E
TYR
59
n
59
TYR
59
E
ASP
60
n
60
ASP
60
E
GLN
61
n
61
GLN
61
E
ILE
62
n
62
ILE
62
E
LEU
63
n
63
LEU
63
E
ILE
64
n
64
ILE
64
E
GLU
65
n
65
GLU
65
E
ILE
66
n
66
ILE
66
E
CYS
67
n
67
CYS
67
E
GLY
68
n
68
GLY
68
E
HIS
69
n
69
HIS
69
E
LYS
70
n
70
LYS
70
E
ALA
71
n
71
ALA
71
E
ILE
72
n
72
ILE
72
E
GLY
73
n
73
GLY
73
E
THR
74
n
74
THR
74
E
VAL
75
n
75
VAL
75
E
LEU
76
n
76
LEU
76
E
VAL
77
n
77
VAL
77
E
GLY
78
n
78
GLY
78
E
PRO
79
n
79
PRO
79
E
THR
80
n
80
THR
80
E
PRO
81
n
81
PRO
81
E
VAL
82
n
82
VAL
82
E
ASN
83
n
83
ASN
83
E
ILE
84
n
84
ILE
84
E
ILE
85
n
85
ILE
85
E
GLY
86
n
86
GLY
86
E
ARG
87
n
87
ARG
87
E
ASN
88
n
88
ASN
88
E
LEU
89
n
89
LEU
89
E
LEU
90
n
90
LEU
90
E
THR
91
n
91
THR
91
E
GLN
92
n
92
GLN
92
E
ILE
93
n
93
ILE
93
E
GLY
94
n
94
GLY
94
E
CYS
95
n
95
CYS
95
E
THR
96
n
96
THR
96
E
LEU
97
n
97
LEU
97
E
ASN
98
n
98
ASN
98
E
PHE
99
n
99
PHE
99
E
author_and_software_defined_assembly
PISA
2
dimeric
4300
-29
9780
1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
1_555
x,y,z
identity operation
0.0000000000
0.0000000000
0.0000000000
-0.5000000000
-0.8660254038
0.0000000000
-0.8660254038
0.5000000000
0.0000000000
0.0000000000
0.0000000000
-1.0000000000
9_555
-x,-x+y,-z+2/3
crystal symmetry operation
0.0000000000
0.0000000000
56.1600000000
1
E
E
NH1
O
ARG
HOH
57
119
1.89
1
E
E
O
O
ILE
HOH
85
121
1.94
1
E
E
CG
O
GLU
HOH
21
124
2.02
1
E
E
N
O
TRP
HOH
42
128
2.06
1
E
E
NE2
O
GLN
HOH
92
111
2.10
1
E
E
C
O
ILE
HOH
85
121
2.13
1
E
E
NE
O
ARG
HOH
57
117
2.14
1
E
E
OE2
O
GLU
HOH
65
101
2.19
1
17.54
1.40
123.60
141.14
E
E
E
CD
NE
CZ
ARG
ARG
ARG
8
8
8
N
1
-7.52
1.10
119.40
111.88
E
E
E
NH1
CZ
NH2
ARG
ARG
ARG
8
8
8
N
1
5.42
0.50
120.30
125.72
E
E
E
NE
CZ
NH1
ARG
ARG
ARG
8
8
8
N
1
16.83
2.30
115.30
132.13
E
E
E
CA
CB
CG
LEU
LEU
LEU
33
33
33
N
1
14.94
2.20
113.40
128.34
E
E
E
CA
CB
CG
ARG
ARG
ARG
41
41
41
N
1
9.91
1.40
123.60
133.51
E
E
E
CD
NE
CZ
ARG
ARG
ARG
41
41
41
N
1
3.31
0.50
120.30
123.61
E
E
E
NE
CZ
NH1
ARG
ARG
ARG
41
41
41
N
1
8.98
1.40
123.60
132.58
E
E
E
CD
NE
CZ
ARG
ARG
ARG
57
57
57
N
1
18.34
2.50
121.70
140.04
E
E
E
C
N
CA
GLN
TYR
TYR
58
59
59
Y
1
18.84
2.20
113.40
132.24
E
E
E
CA
CB
CG
ASP
ASP
ASP
60
60
60
N
1
6.05
0.90
118.30
124.35
E
E
E
CB
CG
OD2
ASP
ASP
ASP
60
60
60
N
1
12.57
1.50
110.10
122.67
E
E
E
CB
CA
C
ALA
ALA
ALA
71
71
71
N
1
14.54
2.30
115.30
129.84
E
E
E
CA
CB
CG
LEU
LEU
LEU
76
76
76
N
1
12.62
2.10
122.30
134.92
E
E
E
C
N
CA
ILE
GLY
GLY
93
94
94
Y
1
7.22
1.10
114.20
121.42
E
E
E
CA
CB
SG
CYS
CYS
CYS
95
95
95
N
1
11.61
1.90
110.20
121.81
E
E
E
CB
CA
C
LEU
LEU
LEU
97
97
97
N
1
14.75
2.40
113.90
128.65
E
E
E
CA
CB
CG
PHE
PHE
PHE
99
99
99
N
1
E
E
CG
O
PRO
HOH
39
103
0.76
1_555
2_665
1
E
E
CB
O
PRO
HOH
39
118
1.37
1_555
2_665
1
E
E
O
O
HOH
HOH
131
131
1.43
1_555
11_555
1
E
E
CD2
O
PHE
HOH
53
132
1.60
1_555
9_555
1
E
E
CD2
CD2
PHE
PHE
53
53
1.64
1_555
10_555
1
E
E
O
O
HOH
HOH
130
130
1.69
1_555
9_555
1
E
E
O
O
HOH
HOH
104
116
1.74
1_555
3_564
1
E
E
OG1
O
THR
HOH
4
114
1.75
1_555
3_564
1
E
E
OE2
O
GLU
HOH
21
102
1.83
1_555
10_665
1
E
E
CE2
O
PHE
HOH
53
132
1.85
1_555
9_555
1
E
E
O
O
HOH
HOH
132
132
1.87
1_555
11_555
1
E
E
CD2
CE2
PHE
PHE
53
53
1.88
1_555
10_555
1
E
E
CB
O
PRO
HOH
39
103
1.91
1_555
2_665
1
E
E
CA
O
PRO
HOH
39
118
2.01
1_555
2_665
1
E
E
N
O
PRO
HOH
39
118
2.06
1_555
2_665
1
E
E
O
N5
GLY
PSI
48
201
2.08
1_555
9_555
1
E
E
CD
O
PRO
HOH
39
103
2.11
1_555
2_665
1
E
E
OE1
O
GLN
HOH
7
116
2.12
1_555
3_564
1
E
E
O
O
THR
HOH
4
114
2.13
1_555
3_564
1
E
E
NE2
O
GLN
HOH
61
111
2.17
1_555
12_566
1
E
LEU
5
-92.53
37.87
1
E
GLU
34
-45.15
-177.63
1
E
CYS
67
34.20
52.08
0.186
0.186
2.20
5.0
3597
1
2.0
2.20
5.0
33
832
41
0
758
0.020
0.025
0.043
0.050
0.056
0.060
0.199
0.200
1.5
2.0
25.1
15.0
27.2
25.0
refinement
PROLSQ
The crystal structures at 2.2 angstroms resolution of hydroxyethylene-based inhibitors bound to human immunodeficiency virus type 1 protease show that the inhibitors are present in two distinct orientations
1
N
N
2
N
N
3
N
N
E
GLY
86
A
GLY
86
HELX_P
ONLY HELIX IN STRUCTURE
E
GLY
94
A
GLY
94
1
1
9
HYDROLASE/HYDROLASE INHIBITOR
HYDROLASE-HYDROLASE INHIBITOR COMPLEX, ACID PROTEINASE
POL_HV1B1
UNP
1
1
P03366
FFREDLAFLQGKAREFSSEQTRANSPTISSEQTRANSPTRRELQVWGRDNNSPSEAGADRQGTVSFNFPQITLWQRPLVT
IKIGGQLKEALLDTGADDTVLEEMSLPGRWKPKMIGGIGGFIKVRQYDQILIEICGHKAIGTVLVGPTPVNIIGRNLLTQ
IGCTLNFPISPIETVPVKLKPGMDGPKVKQWPLTEEKIKALVEICTEMEKEGKISKIGPENPYNTPVFAIKKKDSTKWRK
LVDFRELNKRTQDFWEVQLGIPHPAGLKKKKSVTVLDVGDAYFSVPLDEDFRKYTAFTIPSINNETPGIRYQYNVLPQGW
KGSPAIFQSSMTKILEPFKKQNPDIVIYQYMDDLYVGSDLEIGQHRTKIEELRQHLLRWGLTTPDKKHQKEPPFLWMGYE
LHPDKWTVQPIVLPEKDSWTVNDIQKLVGKLNWASQIYPGIKVRQLCKLLRGTKALTEVIPLTEEAELELAENREILKEP
VHGVYYDPSKDLIAEIQKQGQGQWTYQIYQEPFKNLKTGKYARMRGAHTNDVKQLTEAVQKITTESIVIWGKTPKFKLPI
QKETWETWWTEYWQATWIPEWEFVNTPPLVKLWYQLEKEPIVGAETFYVDGAANRETKLGKAGYVTNKGRQKVVPLTNTT
NQKTELQAIYLALQDSGLEVNIVTDSQYALGIIQAQPDKSESELVNQIIEQLIKKEKVYLAWVPAHKGIGGNEQVDKLVS
AGIRKILFLDGIDKAQDEHEKYHSNWRAMASDFNLPPVVAKEIVASCDKCQLKGEAMHGQVDCSPGIWQLDCTHLEGKVI
LVAVHVASGYIEAEVIPAETGQETAYFLLKLAGRWPVKTIHTDNGSNFTSATVKAACWWAGIKQEFGIPYNPQSQGVVES
MNKELKKIIGQVRDQAEHLKTAVQMAVFIHNFKRKGGIGGYSAGERIVDIIATDIQTKELQKQITKIQNFRVYYRDSRNP
LWKGPAKLLWKGEGAVVIQDNSDIKVVPRRKAKIIRDYGKQMAGDDCVASRQDED
69
167
1HEG
1
99
P03366
E
1
1
99
1
MET
conflict
ASN
36
1HEG
E
P03366
UNP
104
36
8
anti-parallel
anti-parallel
parallel
anti-parallel
parallel
anti-parallel
anti-parallel
E
LYS
43
A
LYS
43
E
GLY
49
A
GLY
49
E
GLY
52
A
GLY
52
E
ILE
66
A
ILE
66
E
HIS
69
A
HIS
69
E
GLY
78
A
GLY
78
E
THR
31
A
THR
31
E
GLU
34
A
GLU
34
E
ASN
83
A
ASN
83
E
ILE
85
A
ILE
85
E
GLN
18
A
GLN
18
E
ASP
25
A
ASP
25
E
PRO
9
A
PRO
9
E
ILE
15
A
ILE
15
E
GLU
65
A
GLU
65
E
ILE
66
A
ILE
66
BINDING SITE FOR RESIDUE PSI E 201
E
PSI
201
Software
19
E
ARG
8
A
ARG
8
19
9_555
E
LEU
23
A
LEU
23
19
9_555
E
ASP
25
A
ASP
25
19
9_555
E
ASP
25
A
ASP
25
19
1_555
E
GLY
27
A
GLY
27
19
1_555
E
GLY
27
A
GLY
27
19
9_555
E
ASP
29
A
ASP
29
19
9_555
E
ASP
29
A
ASP
29
19
1_555
E
GLY
48
A
GLY
48
19
1_555
E
GLY
48
A
GLY
48
19
9_555
E
GLY
49
A
GLY
49
19
9_555
E
GLY
49
A
GLY
49
19
1_555
E
ILE
50
A
ILE
50
19
9_555
E
ILE
50
A
ILE
50
19
1_555
E
PRO
81
A
PRO
81
19
9_555
E
VAL
82
A
VAL
82
19
9_555
E
ILE
84
A
ILE
84
19
9_555
E
HOH
130
C
HOH
19
1_555
E
HOH
131
C
HOH
19
1_555
178
P 61 2 2