0.027147
0.000000
0.002389
0.000000
0.023181
0.000000
0.000000
0.000000
0.016923
0.00000
0.00000
0.00000
Cody, V.
Galitsky, N.
Luft, J.R.
Pangborn, W.
Rosowsky, A.
Queener, S.F.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
2
90.00
95.03
90.00
36.836
43.138
59.319
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
C21 H30 N7 O17 P3
745.421
NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE
non-polymer
C9 H11 N O2
165.189
y
PHENYLALANINE
L-peptide linking
C21 H17 N7
367.407
[N-(2,4-DIAMINOPTERIDIN-6-YL)-METHYL]-DIBENZ[B,F]AZEPINE
non-polymer
C5 H9 N O2
115.130
y
PROLINE
L-peptide linking
C3 H7 N O3
105.093
y
SERINE
L-peptide linking
C4 H9 N O3
119.119
y
THREONINE
L-peptide linking
C11 H12 N2 O2
204.225
y
TRYPTOPHAN
L-peptide linking
C9 H11 N O3
181.189
y
TYROSINE
L-peptide linking
C5 H11 N O2
117.146
y
VALINE
L-peptide linking
N
1
N
N
N
2
S
C
N
3
N
C
N
4
N
O
N
5
N
C
N
6
N
O
N
7
N
H
N
8
N
H
N
9
N
H
N
10
N
H
N
11
N
H
N
12
N
H
N
13
N
H
N
14
N
N
N
15
S
C
N
16
N
C
N
17
N
O
N
18
N
C
N
19
N
C
N
20
N
C
N
21
N
N
N
22
N
C
N
23
N
N
N
24
N
N
N
25
N
O
N
26
N
H
N
27
N
H
N
28
N
H
N
29
N
H
N
30
N
H
N
31
N
H
N
32
N
H
N
33
N
H
N
34
N
H
N
35
N
H
N
36
N
H
N
37
N
H
N
38
N
H
N
39
N
H
N
40
N
H
N
41
N
N
N
42
S
C
N
43
N
C
N
44
N
O
N
45
N
C
N
46
N
C
N
47
N
O
N
48
N
N
N
49
N
O
N
50
N
H
N
51
N
H
N
52
N
H
N
53
N
H
N
54
N
H
N
55
N
H
N
56
N
H
N
57
N
H
N
58
N
N
N
59
S
C
N
60
N
C
N
61
N
O
N
62
N
C
N
63
N
C
N
64
N
O
N
65
N
O
N
66
N
O
N
67
N
H
N
68
N
H
N
69
N
H
N
70
N
H
N
71
N
H
N
72
N
H
N
73
N
H
N
74
N
N
N
75
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
S
P
N
251
N
O
N
252
N
O
N
253
N
O
N
254
N
C
N
255
R
C
N
256
N
O
N
257
R
C
N
258
N
O
N
259
R
C
N
260
N
O
N
261
R
C
Y
262
N
N
Y
263
N
C
Y
264
N
N
Y
265
N
C
Y
266
N
C
N
267
N
N
Y
268
N
N
Y
269
N
C
Y
270
N
N
Y
271
N
C
N
272
N
O
N
273
S
P
N
274
N
O
N
275
N
O
N
276
N
O
N
277
N
C
N
278
R
C
N
279
N
O
N
280
S
C
N
281
N
O
N
282
R
C
N
283
N
O
N
284
R
C
N
285
N
N
N
286
N
C
N
287
N
C
N
288
N
C
N
289
N
O
N
290
N
N
N
291
N
C
N
292
N
C
N
293
N
C
N
294
N
P
N
295
N
O
N
296
N
O
N
297
N
O
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
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
H
N
323
N
H
N
324
N
H
N
325
N
H
N
326
N
H
N
327
N
H
N
328
N
N
N
329
S
C
N
330
N
C
N
331
N
O
N
332
N
C
Y
333
N
C
Y
334
N
C
Y
335
N
C
Y
336
N
C
Y
337
N
C
Y
338
N
C
N
339
N
O
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
Y
351
N
C
Y
352
N
C
Y
353
N
C
Y
354
N
C
Y
355
N
C
Y
356
N
C
N
357
N
C
Y
358
N
C
Y
359
N
C
Y
360
N
C
Y
361
N
C
Y
362
N
C
Y
363
N
C
N
364
N
C
N
365
N
C
Y
366
N
C
Y
367
N
C
Y
368
N
C
Y
369
N
C
Y
370
N
C
Y
371
N
C
Y
372
N
N
N
373
N
N
Y
374
N
N
N
375
N
N
Y
376
N
N
Y
377
N
N
N
378
N
N
N
379
N
H
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
H
N
392
N
H
N
393
N
H
N
394
N
H
N
395
N
H
N
396
N
N
N
397
S
C
N
398
N
C
N
399
N
O
N
400
N
C
N
401
N
C
N
402
N
C
N
403
N
O
N
404
N
H
N
405
N
H
N
406
N
H
N
407
N
H
N
408
N
H
N
409
N
H
N
410
N
H
N
411
N
H
N
412
N
H
N
413
N
N
N
414
S
C
N
415
N
C
N
416
N
O
N
417
N
C
N
418
N
O
N
419
N
O
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
N
N
428
S
C
N
429
N
C
N
430
N
O
N
431
R
C
N
432
N
O
N
433
N
C
N
434
N
O
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
Y
449
N
C
Y
450
N
C
Y
451
N
C
Y
452
N
N
Y
453
N
C
Y
454
N
C
Y
455
N
C
Y
456
N
C
Y
457
N
C
N
458
N
O
N
459
N
H
N
460
N
H
N
461
N
H
N
462
N
H
N
463
N
H
N
464
N
H
N
465
N
H
N
466
N
H
N
467
N
H
N
468
N
H
N
469
N
H
N
470
N
H
N
471
N
N
N
472
S
C
N
473
N
C
N
474
N
O
N
475
N
C
Y
476
N
C
Y
477
N
C
Y
478
N
C
Y
479
N
C
Y
480
N
C
Y
481
N
C
N
482
N
O
N
483
N
O
N
484
N
H
N
485
N
H
N
486
N
H
N
487
N
H
N
488
N
H
N
489
N
H
N
490
N
H
N
491
N
H
N
492
N
H
N
493
N
H
N
494
N
H
N
495
N
N
N
496
S
C
N
497
N
C
N
498
N
O
N
499
N
C
N
500
N
C
N
501
N
C
N
502
N
O
N
503
N
H
N
504
N
H
N
505
N
H
N
506
N
H
N
507
N
H
N
508
N
H
N
509
N
H
N
510
N
H
N
511
N
H
N
512
N
H
N
513
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
doub
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
sing
N
259
N
sing
Y
260
N
sing
Y
261
N
sing
Y
262
N
doub
N
263
N
sing
Y
264
N
sing
Y
265
N
sing
Y
266
N
doub
N
267
N
sing
Y
268
N
doub
N
269
N
sing
N
270
N
sing
Y
271
N
sing
Y
272
N
doub
N
273
N
sing
Y
274
N
sing
N
275
N
sing
N
276
N
doub
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
sing
N
300
N
doub
N
301
N
sing
N
302
N
sing
N
303
N
sing
N
304
N
doub
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
doub
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
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
doub
N
326
N
sing
N
327
N
sing
N
328
N
sing
N
329
N
sing
Y
330
N
doub
Y
331
N
sing
Y
332
N
sing
N
333
N
sing
Y
334
N
doub
N
335
N
sing
Y
336
N
doub
N
337
N
sing
Y
338
N
sing
N
339
N
sing
N
340
N
sing
N
341
N
sing
Y
342
N
doub
N
343
N
sing
Y
344
N
sing
Y
345
N
sing
Y
346
N
doub
N
347
N
sing
Y
348
N
doub
Y
349
N
sing
Y
350
N
sing
N
351
N
sing
Y
352
N
doub
Y
353
N
doub
N
354
N
sing
Y
355
N
sing
Y
356
N
sing
N
357
N
sing
N
358
N
sing
N
359
N
sing
Y
360
N
doub
Y
361
N
sing
N
362
N
sing
Y
363
N
sing
N
364
N
sing
Y
365
N
doub
N
366
N
sing
Y
367
N
sing
N
368
N
sing
Y
369
N
doub
N
370
N
sing
N
371
N
sing
N
372
N
doub
N
373
N
sing
N
374
N
sing
N
375
N
sing
Y
376
N
doub
Y
377
N
sing
Y
378
N
sing
N
379
N
sing
Y
380
N
doub
N
381
N
sing
Y
382
N
sing
N
383
N
sing
Y
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
doub
N
398
N
sing
N
399
N
sing
N
400
N
sing
N
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
sing
N
412
N
sing
N
413
N
sing
N
414
N
doub
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
sing
N
423
N
sing
N
424
N
sing
N
425
N
sing
N
426
N
sing
N
427
N
doub
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
N
438
N
sing
N
439
N
sing
N
440
N
sing
N
441
N
sing
N
442
N
sing
N
443
N
doub
N
444
N
sing
N
445
N
sing
N
446
N
sing
N
447
N
sing
Y
448
N
doub
Y
449
N
sing
Y
450
N
sing
N
451
N
sing
Y
452
N
doub
Y
453
N
sing
Y
454
N
sing
N
455
N
sing
Y
456
N
sing
Y
457
N
doub
N
458
N
sing
Y
459
N
doub
N
460
N
sing
Y
461
N
sing
N
462
N
sing
N
463
N
sing
N
464
N
sing
N
465
N
sing
N
466
N
sing
N
467
N
sing
N
468
N
sing
N
469
N
sing
N
470
N
sing
N
471
N
doub
N
472
N
sing
N
473
N
sing
N
474
N
sing
N
475
N
sing
Y
476
N
doub
Y
477
N
sing
Y
478
N
sing
N
479
N
sing
Y
480
N
doub
N
481
N
sing
Y
482
N
doub
N
483
N
sing
Y
484
N
sing
N
485
N
sing
N
486
N
sing
N
487
N
sing
N
488
N
sing
N
489
N
sing
N
490
N
sing
N
491
N
sing
N
492
N
sing
N
493
N
sing
N
494
N
sing
N
495
N
doub
N
496
N
sing
N
497
N
sing
N
498
N
sing
N
499
N
sing
N
500
N
sing
N
501
N
sing
N
502
N
sing
N
503
N
sing
N
504
N
sing
N
505
N
sing
N
506
N
sing
DK
Acta Crystallogr.,Sect.D
ABCRE6
0766
0907-4449
58
946
954
10.1107/S090744490200505X
12037296
Structure-based enzyme inhibitor design: modeling studies and crystal structure analysis of Pneumocystis carinii dihydrofolate reductase ternary complex with PT653 and NADPH.
2002
US
Biochemistry
BICHAW
0033
0006-2960
39
3556
3564
10.1021/bi9924563
Structural Studies on Bioactive Compounds. 30. Crystal Structure and Molecular Modeling Studies on the Pneumocystis carinii Dihydrofolate Reductase Cofactor Complex with TAB, a Highly Selective Antifolate
2000
US
Biochemistry
BICHAW
0033
0006-2960
38
4303
4312
10.1021/bi982728m
Ligand-Induced Conformational Changes in the Crystal Structure of Pneumocystis carinii Dihydrofolate Reductase Complexes With Folate and NADP+
1999
10.2210/pdb1klk/pdb
pdb_00001klk
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
298
1
mirrors
IMAGE PLATE
1999-10-15
RIGAKU RAXIS IV
graphite
SINGLE WAVELENGTH
M
x-ray
1
1.5418
1.0
1.5621
1.0
1.7321
1.0
1.5418,1.5621,1.7321
ROTATING ANODE
RIGAKU RU200
23918.537
Dihydrofolate reductase
1.5.1.3
1
man
polymer
367.407
[N-(2,4-DIAMINOPTERIDIN-6-YL)-METHYL]-DIBENZ[B,F]AZEPINE
1
syn
non-polymer
745.421
NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE
1
syn
non-polymer
18.015
water
33
nat
water
no
no
MNQQKSLTLIVALTTSYGIGRSNSLPWKLKKEISYFKRVTSFVPTFDSFESMNVVLMGRKTWESIPLQFRPLKGRINVVI
TRNESLDLGNGIHSAKSLDHALELLYRTYGSESSVQINRIFVIGGAQLYKAAMDHPKLDRIMATIIYKDIHCDVFFPLKF
RDKEWSSVWKKEKHSDLESWVGTKVPHGKINEDGFDYEFEMWTRDL
MNQQKSLTLIVALTTSYGIGRSNSLPWKLKKEISYFKRVTSFVPTFDSFESMNVVLMGRKTWESIPLQFRPLKGRINVVI
TRNESLDLGNGIHSAKSLDHALELLYRTYGSESSVQINRIFVIGGAQLYKAAMDHPKLDRIMATIIYKDIHCDVFFPLKF
RDKEWSSVWKKEKHSDLESWVGTKVPHGKINEDGFDYEFEMWTRDL
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
Rattus
Escherichia
sample
4754
lung
Pneumocystis carinii
562
Escherichia coli
plasmid
PT7-7
1
1.96
37.32
VAPOR DIFFUSION
6.0
PEG 2000MME, KCl, MES, pH 6.0, VAPOR DIFFUSION, temperature 298K
298
diffrn_source
chem_comp_atom
chem_comp_bond
database_2
struct_site
repository
Initial release
Version format compliance
Version format compliance
Data collection
Data collection
Database references
Derived calculations
1
0
2002-12-12
1
1
2008-04-27
1
2
2011-07-13
1
3
2018-04-04
1
4
2024-02-14
_diffrn_source.type
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
RCSB
Y
RCSB
2001-12-12
REL
PMD
[N-(2,4-DIAMINOPTERIDIN-6-YL)-METHYL]-DIBENZ[B,F]AZEPINE
NDP
NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE
HOH
water
HET
653
2
PMD
PMD
653
A
NAD
207
3
NDP
NDP
207
A
WAT
654
4
HOH
HOH
654
A
WAT
655
4
HOH
HOH
655
A
WAT
656
4
HOH
HOH
656
A
WAT
657
4
HOH
HOH
657
A
WAT
658
4
HOH
HOH
658
A
WAT
659
4
HOH
HOH
659
A
WAT
660
4
HOH
HOH
660
A
WAT
661
4
HOH
HOH
661
A
WAT
662
4
HOH
HOH
662
A
WAT
664
4
HOH
HOH
664
A
WAT
666
4
HOH
HOH
666
A
WAT
667
4
HOH
HOH
667
A
WAT
668
4
HOH
HOH
668
A
WAT
669
4
HOH
HOH
669
A
WAT
670
4
HOH
HOH
670
A
WAT
671
4
HOH
HOH
671
A
WAT
672
4
HOH
HOH
672
A
WAT
673
4
HOH
HOH
673
A
WAT
674
4
HOH
HOH
674
A
WAT
677
4
HOH
HOH
677
A
WAT
678
4
HOH
HOH
678
A
WAT
679
4
HOH
HOH
679
A
WAT
680
4
HOH
HOH
680
A
WAT
681
4
HOH
HOH
681
A
WAT
683
4
HOH
HOH
683
A
WAT
684
4
HOH
HOH
684
A
WAT
685
4
HOH
HOH
685
A
WAT
686
4
HOH
HOH
686
A
WAT
688
4
HOH
HOH
688
A
WAT
689
4
HOH
HOH
689
A
WAT
690
4
HOH
HOH
690
A
WAT
695
4
HOH
HOH
695
A
WAT
697
4
HOH
HOH
697
A
n
1
1
A
n
2
2
A
n
3
3
A
GLN
4
n
4
GLN
4
A
LYS
5
n
5
LYS
5
A
SER
6
n
6
SER
6
A
LEU
7
n
7
LEU
7
A
THR
8
n
8
THR
8
A
LEU
9
n
9
LEU
9
A
ILE
10
n
10
ILE
10
A
VAL
11
n
11
VAL
11
A
ALA
12
n
12
ALA
12
A
LEU
13
n
13
LEU
13
A
THR
14
n
14
THR
14
A
THR
15
n
15
THR
15
A
SER
16
n
16
SER
16
A
TYR
17
n
17
TYR
17
A
GLY
18
n
18
GLY
18
A
ILE
19
n
19
ILE
19
A
GLY
20
n
20
GLY
20
A
ARG
21
n
21
ARG
21
A
SER
22
n
22
SER
22
A
ASN
23
n
23
ASN
23
A
SER
24
n
24
SER
24
A
LEU
25
n
25
LEU
25
A
PRO
26
n
26
PRO
26
A
TRP
27
n
27
TRP
27
A
LYS
28
n
28
LYS
28
A
LEU
29
n
29
LEU
29
A
LYS
30
n
30
LYS
30
A
LYS
31
n
31
LYS
31
A
GLU
32
n
32
GLU
32
A
ILE
33
n
33
ILE
33
A
SER
34
n
34
SER
34
A
TYR
35
n
35
TYR
35
A
PHE
36
n
36
PHE
36
A
LYS
37
n
37
LYS
37
A
ARG
38
n
38
ARG
38
A
VAL
39
n
39
VAL
39
A
THR
40
n
40
THR
40
A
SER
41
n
41
SER
41
A
PHE
42
n
42
PHE
42
A
VAL
43
n
43
VAL
43
A
PRO
44
n
44
PRO
44
A
THR
45
n
45
THR
45
A
PHE
46
n
46
PHE
46
A
ASP
47
n
47
ASP
47
A
SER
48
n
48
SER
48
A
PHE
49
n
49
PHE
49
A
GLU
50
n
50
GLU
50
A
SER
51
n
51
SER
51
A
MET
52
n
52
MET
52
A
ASN
53
n
53
ASN
53
A
VAL
54
n
54
VAL
54
A
VAL
55
n
55
VAL
55
A
LEU
56
n
56
LEU
56
A
MET
57
n
57
MET
57
A
GLY
58
n
58
GLY
58
A
ARG
59
n
59
ARG
59
A
LYS
60
n
60
LYS
60
A
THR
61
n
61
THR
61
A
TRP
62
n
62
TRP
62
A
GLU
63
n
63
GLU
63
A
SER
64
n
64
SER
64
A
ILE
65
n
65
ILE
65
A
PRO
66
n
66
PRO
66
A
LEU
67
n
67
LEU
67
A
GLN
68
n
68
GLN
68
A
PHE
69
n
69
PHE
69
A
ARG
70
n
70
ARG
70
A
PRO
71
n
71
PRO
71
A
LEU
72
n
72
LEU
72
A
LYS
73
n
73
LYS
73
A
GLY
74
n
74
GLY
74
A
ARG
75
n
75
ARG
75
A
ILE
76
n
76
ILE
76
A
ASN
77
n
77
ASN
77
A
VAL
78
n
78
VAL
78
A
VAL
79
n
79
VAL
79
A
ILE
80
n
80
ILE
80
A
THR
81
n
81
THR
81
A
ARG
82
n
82
ARG
82
A
ASN
83
n
83
ASN
83
A
GLU
84
n
84
GLU
84
A
SER
85
n
85
SER
85
A
LEU
86
n
86
LEU
86
A
ASP
87
n
87
ASP
87
A
LEU
88
n
88
LEU
88
A
GLY
89
n
89
GLY
89
A
ASN
90
n
90
ASN
90
A
GLY
91
n
91
GLY
91
A
ILE
92
n
92
ILE
92
A
HIS
93
n
93
HIS
93
A
SER
94
n
94
SER
94
A
ALA
95
n
95
ALA
95
A
LYS
96
n
96
LYS
96
A
SER
97
n
97
SER
97
A
LEU
98
n
98
LEU
98
A
ASP
99
n
99
ASP
99
A
HIS
100
n
100
HIS
100
A
ALA
101
n
101
ALA
101
A
LEU
102
n
102
LEU
102
A
GLU
103
n
103
GLU
103
A
LEU
104
n
104
LEU
104
A
LEU
105
n
105
LEU
105
A
TYR
106
n
106
TYR
106
A
ARG
107
n
107
ARG
107
A
THR
108
n
108
THR
108
A
TYR
109
n
109
TYR
109
A
GLY
110
n
110
GLY
110
A
SER
111
n
111
SER
111
A
GLU
112
n
112
GLU
112
A
SER
113
n
113
SER
113
A
SER
114
n
114
SER
114
A
VAL
115
n
115
VAL
115
A
GLN
116
n
116
GLN
116
A
ILE
117
n
117
ILE
117
A
ASN
118
n
118
ASN
118
A
ARG
119
n
119
ARG
119
A
ILE
120
n
120
ILE
120
A
PHE
121
n
121
PHE
121
A
VAL
122
n
122
VAL
122
A
ILE
123
n
123
ILE
123
A
GLY
124
n
124
GLY
124
A
GLY
125
n
125
GLY
125
A
ALA
126
n
126
ALA
126
A
GLN
127
n
127
GLN
127
A
LEU
128
n
128
LEU
128
A
TYR
129
n
129
TYR
129
A
LYS
130
n
130
LYS
130
A
ALA
131
n
131
ALA
131
A
ALA
132
n
132
ALA
132
A
MET
133
n
133
MET
133
A
ASP
134
n
134
ASP
134
A
HIS
135
n
135
HIS
135
A
PRO
136
n
136
PRO
136
A
LYS
137
n
137
LYS
137
A
LEU
138
n
138
LEU
138
A
ASP
139
n
139
ASP
139
A
ARG
140
n
140
ARG
140
A
ILE
141
n
141
ILE
141
A
MET
142
n
142
MET
142
A
ALA
143
n
143
ALA
143
A
THR
144
n
144
THR
144
A
ILE
145
n
145
ILE
145
A
ILE
146
n
146
ILE
146
A
TYR
147
n
147
TYR
147
A
LYS
148
n
148
LYS
148
A
ASP
149
n
149
ASP
149
A
ILE
150
n
150
ILE
150
A
HIS
151
n
151
HIS
151
A
CYS
152
n
152
CYS
152
A
ASP
153
n
153
ASP
153
A
VAL
154
n
154
VAL
154
A
PHE
155
n
155
PHE
155
A
PHE
156
n
156
PHE
156
A
PRO
157
n
157
PRO
157
A
LEU
158
n
158
LEU
158
A
LYS
159
n
159
LYS
159
A
PHE
160
n
160
PHE
160
A
ARG
161
n
161
ARG
161
A
ASP
162
n
162
ASP
162
A
LYS
163
n
163
LYS
163
A
GLU
164
n
164
GLU
164
A
TRP
165
n
165
TRP
165
A
SER
166
n
166
SER
166
A
SER
167
n
167
SER
167
A
VAL
168
n
168
VAL
168
A
TRP
169
n
169
TRP
169
A
LYS
170
n
170
LYS
170
A
LYS
171
n
171
LYS
171
A
GLU
172
n
172
GLU
172
A
LYS
173
n
173
LYS
173
A
HIS
174
n
174
HIS
174
A
SER
175
n
175
SER
175
A
ASP
176
n
176
ASP
176
A
LEU
177
n
177
LEU
177
A
GLU
178
n
178
GLU
178
A
SER
179
n
179
SER
179
A
TRP
180
n
180
TRP
180
A
VAL
181
n
181
VAL
181
A
GLY
182
n
182
GLY
182
A
THR
183
n
183
THR
183
A
LYS
184
n
184
LYS
184
A
VAL
185
n
185
VAL
185
A
PRO
186
n
186
PRO
186
A
HIS
187
n
187
HIS
187
A
GLY
188
n
188
GLY
188
A
LYS
189
n
189
LYS
189
A
ILE
190
n
190
ILE
190
A
ASN
191
n
191
ASN
191
A
GLU
192
n
192
GLU
192
A
ASP
193
n
193
ASP
193
A
GLY
194
n
194
GLY
194
A
PHE
195
n
195
PHE
195
A
ASP
196
n
196
ASP
196
A
TYR
197
n
197
TYR
197
A
GLU
198
n
198
GLU
198
A
PHE
199
n
199
PHE
199
A
GLU
200
n
200
GLU
200
A
MET
201
n
201
MET
201
A
TRP
202
n
202
TRP
202
A
THR
203
n
203
THR
203
A
ARG
204
n
204
ARG
204
A
ASP
205
n
205
ASP
205
A
LEU
206
n
206
LEU
206
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
HIS
93
A
O
HIS
93
A
N
VAL
79
A
N
VAL
79
A
O
ILE
76
A
O
ILE
76
A
N
ASN
53
A
N
ASN
53
A
N
MET
52
A
N
MET
52
A
O
ASN
118
A
O
ASN
118
A
O
VAL
122
A
O
VAL
122
A
N
THR
8
A
N
THR
8
A
N
LEU
9
A
N
LEU
9
A
O
MET
142
A
O
MET
142
A
N
ALA
143
A
N
ALA
143
A
O
GLU
200
A
O
GLU
200
A
O
THR
203
A
O
THR
203
A
N
LYS
170
A
N
LYS
170
A
O
HIS
93
A
O
HIS
93
A
N
VAL
79
A
N
VAL
79
A
O
ILE
76
A
O
ILE
76
A
N
ASN
53
A
N
ASN
53
A
N
MET
52
A
N
MET
52
A
O
ASN
118
A
O
ASN
118
A
O
VAL
122
A
O
VAL
122
A
N
THR
8
A
N
THR
8
A
N
LEU
9
A
N
LEU
9
A
O
MET
142
A
O
MET
142
A
N
ALA
143
A
N
ALA
143
A
O
GLU
200
A
O
GLU
200
A
O
TYR
197
A
O
TYR
197
A
N
ILE
190
A
N
ILE
190
A
N
GLY
20
A
N
GLY
20
A
O
VAL
154
A
O
VAL
154
1
A
MET
1
A
MET
1
1
Y
1
A
ASN
2
A
ASN
2
1
Y
1
A
GLN
3
A
GLN
3
1
Y
1
33.69
2.10
120.10
153.79
A
A
A
CA
C
O
LEU
LEU
LEU
206
206
206
N
1
A
PRO
26
-66.99
28.67
1
A
GLU
50
-90.16
41.91
1
A
PHE
69
-90.68
-69.64
1
A
ARG
82
-89.22
37.54
1
A
ILE
92
-69.33
97.91
1
A
ASN
118
-92.48
-90.95
1
A
ASP
139
-147.21
-10.89
1
A
TYR
147
-84.56
47.17
1
A
ASP
149
-67.36
75.42
1
A
ASP
153
-150.11
20.65
44.4
0.289
0.196
0.196
0.289
2.3
8.0
640
9597
5861
Random
1
isotropic
THROUGHOUT
0.0
MOLECULAR REPLACEMENT
Engh & Huber
2.3
8.0
33
1770
76
0
1661
0.008
1.52
2.38
413
50.2
2.59
578
89.5
2.3
25.0
1KLK
9597
5861
2.0
1.0
1
61.1
0.068
2.5
2.59
23.4
8889
0.234
4.1
89.2
data reduction
DENZO
data scaling
SCALEPACK
refinement
CNS
phasing
CNS
CRYSTAL STRUCTURE OF PNEUMOCYSTIS CARINII DIHYDROFOLATE REDUCTASE TERNARY COMPLEX WITH PT653 AND NADPH
1
N
N
2
N
N
3
N
N
4
N
N
A
LEU
29
A
LEU
29
HELX_P
A
PHE
42
A
PHE
42
1
1
14
A
GLY
58
A
GLY
58
HELX_P
A
SER
64
A
SER
64
1
2
7
A
SER
97
A
SER
97
HELX_P
A
TYR
109
A
TYR
109
1
3
13
A
GLY
125
A
GLY
125
HELX_P
A
HIS
135
A
HIS
135
1
4
11
A
ASP
162
A
ASP
162
HELX_P
A
SER
166
A
SER
166
5
5
5
A
LYS
173
A
LYS
173
HELX_P
A
GLY
182
A
GLY
182
1
6
10
OXIDOREDUCTASE
Structure-based design, antifolate, AIDS, protein-inhibitor complex, OXIDOREDUCTASE, NADP, One-carbon metabolism
A
ARG
70
A
ARG
70
1
A
PRO
71
A
PRO
71
-0.43
DYR_PNECA
UNP
1
1
P16184
MNQQKSLTLIVALTTSYGIGRSNSLPWKLKKEISYFKRVTSFVPTFDSFESMNVVLMGRKTWESIPLQFRPLKGRINVVI
TRNESLDLGNGIHSAKSLDHALELLYRTYGSESSVQINRIFVIGGAQLYKAAMDHPKLDRIMATIIYKDIHCDVFFPLKF
RDKEWSSVWKKEKHSDLESWVGTKVPHGKINEDGFDYEFEMWTRDL
1
206
1KLK
1
206
P16184
A
1
1
206
8
8
2
parallel
parallel
parallel
parallel
parallel
anti-parallel
anti-parallel
parallel
parallel
parallel
parallel
parallel
anti-parallel
anti-parallel
anti-parallel
A
HIS
93
A
HIS
93
A
ALA
95
A
ALA
95
A
ARG
75
A
ARG
75
A
ILE
80
A
ILE
80
A
SER
51
A
SER
51
A
MET
57
A
MET
57
A
GLN
116
A
GLN
116
A
VAL
122
A
VAL
122
A
LEU
7
A
LEU
7
A
THR
14
A
THR
14
A
LEU
138
A
LEU
138
A
ILE
146
A
ILE
146
A
ASP
196
A
ASP
196
A
ARG
204
A
ARG
204
A
TRP
169
A
TRP
169
A
LYS
171
A
LYS
171
A
HIS
93
A
HIS
93
A
ALA
95
A
ALA
95
A
ARG
75
A
ARG
75
A
ILE
80
A
ILE
80
A
SER
51
A
SER
51
A
MET
57
A
MET
57
A
GLN
116
A
GLN
116
A
VAL
122
A
VAL
122
A
LEU
7
A
LEU
7
A
THR
14
A
THR
14
A
LEU
138
A
LEU
138
A
ILE
146
A
ILE
146
A
ASP
196
A
ASP
196
A
ARG
204
A
ARG
204
A
ILE
190
A
ILE
190
A
ASN
191
A
ASN
191
A
GLY
18
A
GLY
18
A
GLY
20
A
GLY
20
A
VAL
154
A
VAL
154
A
PHE
155
A
PHE
155
BINDING SITE FOR RESIDUE PMD A 653
A
PMD
653
Software
12
BINDING SITE FOR RESIDUE NDP A 207
A
NDP
207
Software
25
A
ILE
10
A
ILE
10
12
1_555
A
VAL
11
A
VAL
11
12
1_555
A
SER
24
A
SER
24
12
1_555
A
LEU
25
A
LEU
25
12
1_555
A
GLU
32
A
GLU
32
12
1_555
A
ILE
33
A
ILE
33
12
1_555
A
PHE
36
A
PHE
36
12
1_555
A
SER
64
A
SER
64
12
1_555
A
PHE
69
A
PHE
69
12
1_555
A
ILE
123
A
ILE
123
12
1_555
A
TYR
129
A
TYR
129
12
1_555
A
NDP
207
C
NDP
12
1_555
A
VAL
11
A
VAL
11
25
1_555
A
ALA
12
A
ALA
12
25
1_555
A
ILE
19
A
ILE
19
25
1_555
A
ASN
23
A
ASN
23
25
1_555
A
SER
24
A
SER
24
25
1_555
A
LEU
25
A
LEU
25
25
1_555
A
GLY
58
A
GLY
58
25
1_555
A
ARG
59
A
ARG
59
25
1_555
A
LYS
60
A
LYS
60
25
1_555
A
THR
61
A
THR
61
25
1_555
A
ILE
80
A
ILE
80
25
1_555
A
THR
81
A
THR
81
25
1_555
A
ARG
82
A
ARG
82
25
1_555
A
ASN
83
A
ASN
83
25
1_555
A
LYS
96
A
LYS
96
25
1_555
A
ILE
123
A
ILE
123
25
1_555
A
GLY
124
A
GLY
124
25
1_555
A
GLY
125
A
GLY
125
25
1_555
A
ALA
126
A
ALA
126
25
1_555
A
GLN
127
A
GLN
127
25
1_555
A
LEU
128
A
LEU
128
25
1_555
A
TYR
129
A
TYR
129
25
1_555
A
ALA
131
A
ALA
131
25
1_555
A
PMD
653
B
PMD
25
1_555
A
HOH
662
D
HOH
25
1_555
4
P 1 21 1