0.016461
0.000000
0.000000
0.000000
0.016461
0.000000
0.000000
0.000000
0.016829
0.00000
0.00000
0.00000
Li, R.
Sirawaraporn, R.
Chitnumsub, P.
Sirawaraporn, W.
Wooden, J.
Athappilly, F.
Turley, S.
Hol, W.G.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
4
90.00
90.00
90.00
60.750
60.750
59.420
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
C3 H8 O3
92.094
GLYCEROL
GLYCERIN; PROPANE-1,2,3-TRIOL
non-polymer
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
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
C14 H18 N4 O3
290.318
TRIMETHOPRIM
non-polymer
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
C
N
138
N
O
N
139
N
C
N
140
N
O
N
141
N
C
N
142
N
O
N
143
N
H
N
144
N
H
N
145
N
H
N
146
N
H
N
147
N
H
N
148
N
H
N
149
N
H
N
150
N
H
N
151
N
N
N
152
S
C
N
153
N
C
N
154
N
O
N
155
N
C
Y
156
N
C
Y
157
N
N
Y
158
N
C
Y
159
N
C
Y
160
N
N
N
161
N
O
N
162
N
H
N
163
N
H
N
164
N
H
N
165
N
H
N
166
N
H
N
167
N
H
N
168
N
H
N
169
N
H
N
170
N
H
N
171
N
H
N
172
N
O
N
173
N
H
N
174
N
H
N
175
N
N
N
176
S
C
N
177
N
C
N
178
N
O
N
179
S
C
N
180
N
C
N
181
N
C
N
182
N
C
N
183
N
O
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
H
N
192
N
H
N
193
N
H
N
194
N
H
N
195
N
H
N
196
N
H
N
197
N
N
N
198
S
C
N
199
N
C
N
200
N
O
N
201
N
C
N
202
N
C
N
203
N
C
N
204
N
C
N
205
N
O
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
H
N
217
N
H
N
218
N
H
N
219
N
N
N
220
S
C
N
221
N
C
N
222
N
O
N
223
N
C
N
224
N
C
N
225
N
C
N
226
N
C
N
227
N
N
N
228
N
O
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
H
N
239
N
H
N
240
N
H
N
241
N
H
N
242
N
H
N
243
N
H
N
244
N
N
N
245
S
C
N
246
N
C
N
247
N
O
N
248
N
C
N
249
N
C
N
250
N
S
N
251
N
C
N
252
N
O
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
H
N
264
S
P
N
265
N
O
N
266
N
O
N
267
N
O
N
268
N
C
N
269
R
C
N
270
N
O
N
271
R
C
N
272
N
O
N
273
R
C
N
274
N
O
N
275
R
C
Y
276
N
N
Y
277
N
C
Y
278
N
N
Y
279
N
C
Y
280
N
C
N
281
N
N
Y
282
N
N
Y
283
N
C
Y
284
N
N
Y
285
N
C
N
286
N
O
N
287
S
P
N
288
N
O
N
289
N
O
N
290
N
O
N
291
N
C
N
292
R
C
N
293
N
O
N
294
S
C
N
295
N
O
N
296
R
C
N
297
N
O
N
298
R
C
N
299
N
N
N
300
N
C
N
301
N
C
N
302
N
C
N
303
N
O
N
304
N
N
N
305
N
C
N
306
N
C
N
307
N
C
N
308
N
P
N
309
N
O
N
310
N
O
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
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
H
N
329
N
H
N
330
N
H
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
N
N
343
S
C
N
344
N
C
N
345
N
O
N
346
N
C
Y
347
N
C
Y
348
N
C
Y
349
N
C
Y
350
N
C
Y
351
N
C
Y
352
N
C
N
353
N
O
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
N
N
366
S
C
N
367
N
C
N
368
N
O
N
369
N
C
N
370
N
C
N
371
N
C
N
372
N
O
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
N
387
N
O
N
388
N
O
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
R
C
N
401
N
O
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
Y
413
N
C
Y
414
N
N
Y
415
N
C
N
416
N
N
Y
417
N
N
Y
418
N
C
N
419
N
N
Y
420
N
C
N
421
N
C
Y
422
N
C
Y
423
N
C
Y
424
N
C
N
425
N
O
N
426
N
C
Y
427
N
C
N
428
N
O
N
429
N
C
Y
430
N
C
N
431
N
O
N
432
N
C
Y
433
N
C
N
434
N
H
N
435
N
H
N
436
N
H
N
437
N
H
N
438
N
H
N
439
N
H
N
440
N
H
N
441
N
H
N
442
N
H
N
443
N
H
N
444
N
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
N
N
453
S
C
N
454
N
C
N
455
N
O
N
456
N
C
Y
457
N
C
Y
458
N
C
Y
459
N
C
Y
460
N
N
Y
461
N
C
Y
462
N
C
Y
463
N
C
Y
464
N
C
Y
465
N
C
N
466
N
O
N
467
N
H
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
479
N
N
N
480
S
C
N
481
N
C
N
482
N
O
N
483
N
C
Y
484
N
C
Y
485
N
C
Y
486
N
C
Y
487
N
C
Y
488
N
C
Y
489
N
C
N
490
N
O
N
491
N
O
N
492
N
H
N
493
N
H
N
494
N
H
N
495
N
H
N
496
N
H
N
497
N
H
N
498
N
H
N
499
N
H
N
500
N
H
N
501
N
H
N
502
N
H
N
503
N
N
N
504
S
C
N
505
N
C
N
506
N
O
N
507
N
C
N
508
N
C
N
509
N
C
N
510
N
O
N
511
N
H
N
512
N
H
N
513
N
H
N
514
N
H
N
515
N
H
N
516
N
H
N
517
N
H
N
518
N
H
N
519
N
H
N
520
N
H
N
521
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
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
sing
N
143
N
sing
N
144
N
sing
N
145
N
sing
N
146
N
sing
N
147
N
sing
N
148
N
doub
N
149
N
sing
N
150
N
sing
N
151
N
sing
N
152
N
sing
Y
153
N
sing
Y
154
N
doub
Y
155
N
doub
N
156
N
sing
Y
157
N
sing
N
158
N
sing
Y
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
doub
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
sing
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
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
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
doub
N
251
N
sing
N
252
N
sing
N
253
N
sing
N
254
N
sing
N
255
N
sing
N
256
N
sing
N
257
N
sing
N
258
N
sing
N
259
N
sing
N
260
N
sing
N
261
N
sing
N
262
N
sing
N
263
N
sing
N
264
N
sing
N
265
N
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
Y
273
N
sing
Y
274
N
sing
Y
275
N
doub
N
276
N
sing
Y
277
N
sing
Y
278
N
sing
Y
279
N
doub
N
280
N
sing
Y
281
N
doub
N
282
N
sing
N
283
N
sing
Y
284
N
sing
Y
285
N
doub
N
286
N
sing
Y
287
N
sing
N
288
N
sing
N
289
N
doub
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
sing
N
301
N
sing
N
302
N
sing
N
303
N
sing
N
304
N
sing
N
305
N
sing
N
306
N
sing
N
307
N
sing
N
308
N
sing
N
309
N
sing
N
310
N
sing
N
311
N
sing
N
312
N
sing
N
313
N
doub
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
doub
N
325
N
sing
N
326
N
sing
N
327
N
doub
N
328
N
sing
N
329
N
sing
N
330
N
sing
N
331
N
sing
N
332
N
sing
N
333
N
sing
N
334
N
sing
N
335
N
sing
N
336
N
sing
N
337
N
sing
N
338
N
doub
N
339
N
sing
N
340
N
sing
N
341
N
sing
N
342
N
sing
Y
343
N
doub
Y
344
N
sing
Y
345
N
sing
N
346
N
sing
Y
347
N
doub
N
348
N
sing
Y
349
N
doub
N
350
N
sing
Y
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
doub
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
sing
N
372
N
sing
N
373
N
sing
N
374
N
sing
N
375
N
sing
N
376
N
sing
N
377
N
sing
N
378
N
doub
N
379
N
sing
N
380
N
sing
N
381
N
sing
N
382
N
sing
N
383
N
sing
N
384
N
sing
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
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
N
403
N
sing
Y
404
N
sing
N
405
N
sing
Y
406
N
doub
N
407
N
sing
N
408
N
sing
Y
409
N
sing
N
410
N
sing
Y
411
N
doub
N
412
N
sing
N
413
N
sing
N
414
N
sing
N
415
N
sing
N
416
N
sing
N
417
N
sing
Y
418
N
doub
Y
419
N
sing
Y
420
N
sing
N
421
N
sing
N
422
N
sing
Y
423
N
doub
N
424
N
sing
N
425
N
sing
N
426
N
sing
N
427
N
sing
N
428
N
sing
Y
429
N
sing
N
430
N
sing
N
431
N
sing
N
432
N
sing
N
433
N
sing
N
434
N
sing
Y
435
N
doub
N
436
N
sing
N
437
N
sing
N
438
N
sing
N
439
N
sing
N
440
N
sing
N
441
N
sing
N
442
N
sing
N
443
N
sing
N
444
N
sing
N
445
N
sing
N
446
N
sing
N
447
N
doub
N
448
N
sing
N
449
N
sing
N
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
doub
Y
457
N
sing
Y
458
N
sing
N
459
N
sing
Y
460
N
sing
Y
461
N
doub
N
462
N
sing
Y
463
N
doub
N
464
N
sing
Y
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
sing
N
472
N
sing
N
473
N
sing
N
474
N
sing
N
475
N
doub
N
476
N
sing
N
477
N
sing
N
478
N
sing
N
479
N
sing
Y
480
N
doub
Y
481
N
sing
Y
482
N
sing
N
483
N
sing
Y
484
N
doub
N
485
N
sing
Y
486
N
doub
N
487
N
sing
Y
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
sing
N
496
N
sing
N
497
N
sing
N
498
N
sing
N
499
N
doub
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
N
507
N
sing
N
508
N
sing
N
509
N
sing
N
510
N
sing
UK
J.Mol.Biol.
JMOBAK
0070
0022-2836
295
307
323
10.1006/jmbi.1999.3328
10623528
Three-dimensional structure of M. tuberculosis dihydrofolate reductase reveals opportunities for the design of novel tuberculosis drugs.
2000
US
Biochemistry
BICHAW
0033
0006-2960
36
13897
13903
10.1021/bi971711l
Comparison of Two Independent Crystal Structures of Human Dihydrofolate Reductase Ternary Complexes Reduced with Nicotinamide Adenine Dinucleotide Phosphate and the Very Tight-Binding Inhibitor PT523
1997
10.2210/pdb1dg5/pdb
pdb_00001dg5
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
100
1
CCD
1998-09-17
SBC-2
SINGLE WAVELENGTH
M
x-ray
1
1.0949
1.0
19-ID
APS
1.0949
SYNCHROTRON
APS BEAMLINE 19-ID
17660.992
DIHYDROFOLATE REDUCTASE
1.5.1.3
1
nat
polymer
745.421
NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE
1
syn
non-polymer
290.318
TRIMETHOPRIM
1
syn
non-polymer
92.094
GLYCEROL
3
syn
non-polymer
18.015
water
113
nat
water
DHFR
no
no
MVGLIWAQATSGVIGRGGDIPWRLPEDQAHFREITMGHTIVMGRRTWDSLPAKVRPLPGRRNVVLSRQADFMASGAEVVG
SLEEALTSPETWVIGGGQVYALALPYATRCEVTEVDIGLPREAGDALAPVLDETWRGETGEWRFSRSGLRYRLYSYHRS
MVGLIWAQATSGVIGRGGDIPWRLPEDQAHFREITMGHTIVMGRRTWDSLPAKVRPLPGRRNVVLSRQADFMASGAEVVG
SLEEALTSPETWVIGGGQVYALALPYATRCEVTEVDIGLPREAGDALAPVLDETWRGETGEWRFSRSGLRYRLYSYHRS
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
Mycobacterium
sample
1773
Mycobacterium tuberculosis
1
3.10
60.36
VAPOR DIFFUSION, HANGING DROP
4.5
AMMONIUM SULFATE, SODIUM ACETATE, GLYCEROL, NADPH, TRIMETHOPRIM, POTASSIUM
PHOSPHATE, DTT, POTASSIUM CHLORIDE, pH 4.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K
277
chem_comp_atom
chem_comp_bond
database_2
struct_site
repository
Initial release
Version format compliance
Non-polymer description
Version format compliance
Data collection
Database references
Derived calculations
1
0
2000-03-09
1
1
2008-04-27
1
2
2011-07-13
1
3
2024-02-07
_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
1999-11-23
REL
NDP
NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE
TOP
TRIMETHOPRIM
GOL
GLYCEROL
HOH
water
NDP
1
2
NDP
NDP
200
A
TMP
2
3
TOP
TOP
201
A
GOL
1
4
GOL
GOL
202
A
GOL
2
4
GOL
GOL
203
A
GOL
3
4
GOL
GOL
204
A
WAT
1
5
HOH
HOH
205
A
WAT
2
5
HOH
HOH
206
A
WAT
3
5
HOH
HOH
207
A
WAT
4
5
HOH
HOH
208
A
WAT
5
5
HOH
HOH
209
A
WAT
6
5
HOH
HOH
210
A
WAT
7
5
HOH
HOH
211
A
WAT
8
5
HOH
HOH
212
A
WAT
9
5
HOH
HOH
213
A
WAT
10
5
HOH
HOH
214
A
WAT
11
5
HOH
HOH
215
A
WAT
12
5
HOH
HOH
216
A
WAT
13
5
HOH
HOH
217
A
WAT
14
5
HOH
HOH
218
A
WAT
15
5
HOH
HOH
219
A
WAT
16
5
HOH
HOH
220
A
WAT
17
5
HOH
HOH
221
A
WAT
18
5
HOH
HOH
222
A
WAT
19
5
HOH
HOH
223
A
WAT
20
5
HOH
HOH
224
A
WAT
21
5
HOH
HOH
225
A
WAT
22
5
HOH
HOH
226
A
WAT
23
5
HOH
HOH
227
A
WAT
24
5
HOH
HOH
228
A
WAT
25
5
HOH
HOH
229
A
WAT
26
5
HOH
HOH
230
A
WAT
27
5
HOH
HOH
231
A
WAT
28
5
HOH
HOH
232
A
WAT
29
5
HOH
HOH
233
A
WAT
30
5
HOH
HOH
234
A
WAT
31
5
HOH
HOH
235
A
WAT
32
5
HOH
HOH
236
A
WAT
33
5
HOH
HOH
237
A
WAT
34
5
HOH
HOH
238
A
WAT
35
5
HOH
HOH
239
A
WAT
36
5
HOH
HOH
240
A
WAT
37
5
HOH
HOH
241
A
WAT
38
5
HOH
HOH
242
A
WAT
39
5
HOH
HOH
243
A
WAT
40
5
HOH
HOH
244
A
WAT
41
5
HOH
HOH
245
A
WAT
42
5
HOH
HOH
246
A
WAT
43
5
HOH
HOH
247
A
WAT
44
5
HOH
HOH
248
A
WAT
45
5
HOH
HOH
249
A
WAT
46
5
HOH
HOH
250
A
WAT
47
5
HOH
HOH
251
A
WAT
48
5
HOH
HOH
252
A
WAT
49
5
HOH
HOH
253
A
WAT
50
5
HOH
HOH
254
A
WAT
51
5
HOH
HOH
255
A
WAT
52
5
HOH
HOH
256
A
WAT
53
5
HOH
HOH
257
A
WAT
54
5
HOH
HOH
258
A
WAT
55
5
HOH
HOH
259
A
WAT
56
5
HOH
HOH
260
A
WAT
57
5
HOH
HOH
261
A
WAT
58
5
HOH
HOH
262
A
WAT
59
5
HOH
HOH
263
A
WAT
60
5
HOH
HOH
264
A
WAT
61
5
HOH
HOH
265
A
WAT
62
5
HOH
HOH
266
A
WAT
63
5
HOH
HOH
267
A
WAT
64
5
HOH
HOH
268
A
WAT
65
5
HOH
HOH
269
A
WAT
66
5
HOH
HOH
270
A
WAT
67
5
HOH
HOH
271
A
WAT
68
5
HOH
HOH
272
A
WAT
69
5
HOH
HOH
273
A
WAT
70
5
HOH
HOH
274
A
WAT
71
5
HOH
HOH
275
A
WAT
72
5
HOH
HOH
276
A
WAT
73
5
HOH
HOH
277
A
WAT
74
5
HOH
HOH
278
A
WAT
75
5
HOH
HOH
279
A
WAT
76
5
HOH
HOH
280
A
WAT
77
5
HOH
HOH
281
A
WAT
78
5
HOH
HOH
282
A
WAT
79
5
HOH
HOH
283
A
WAT
80
5
HOH
HOH
284
A
WAT
81
5
HOH
HOH
285
A
WAT
82
5
HOH
HOH
286
A
WAT
83
5
HOH
HOH
287
A
WAT
84
5
HOH
HOH
288
A
WAT
85
5
HOH
HOH
289
A
WAT
86
5
HOH
HOH
290
A
WAT
87
5
HOH
HOH
291
A
WAT
88
5
HOH
HOH
292
A
WAT
89
5
HOH
HOH
293
A
WAT
90
5
HOH
HOH
294
A
WAT
91
5
HOH
HOH
295
A
WAT
92
5
HOH
HOH
296
A
WAT
93
5
HOH
HOH
297
A
WAT
94
5
HOH
HOH
298
A
WAT
95
5
HOH
HOH
299
A
WAT
96
5
HOH
HOH
300
A
WAT
97
5
HOH
HOH
301
A
WAT
98
5
HOH
HOH
302
A
WAT
99
5
HOH
HOH
303
A
WAT
100
5
HOH
HOH
304
A
WAT
101
5
HOH
HOH
305
A
WAT
102
5
HOH
HOH
306
A
WAT
103
5
HOH
HOH
307
A
WAT
104
5
HOH
HOH
308
A
WAT
105
5
HOH
HOH
309
A
WAT
106
5
HOH
HOH
310
A
WAT
107
5
HOH
HOH
311
A
WAT
108
5
HOH
HOH
312
A
WAT
109
5
HOH
HOH
313
A
WAT
110
5
HOH
HOH
314
A
WAT
111
5
HOH
HOH
315
A
WAT
112
5
HOH
HOH
316
A
WAT
113
5
HOH
HOH
317
A
MET
1
n
1
MET
1
A
VAL
2
n
2
VAL
2
A
GLY
3
n
3
GLY
3
A
LEU
4
n
4
LEU
4
A
ILE
5
n
5
ILE
5
A
TRP
6
n
6
TRP
6
A
ALA
7
n
7
ALA
7
A
GLN
8
n
8
GLN
8
A
ALA
9
n
9
ALA
9
A
THR
10
n
10
THR
10
A
SER
11
n
11
SER
11
A
GLY
12
n
12
GLY
12
A
VAL
13
n
13
VAL
13
A
ILE
14
n
14
ILE
14
A
GLY
15
n
15
GLY
15
A
ARG
16
n
16
ARG
16
A
GLY
17
n
17
GLY
17
A
GLY
18
n
18
GLY
18
A
ASP
19
n
19
ASP
19
A
ILE
20
n
20
ILE
20
A
PRO
21
n
21
PRO
21
A
TRP
22
n
22
TRP
22
A
ARG
23
n
23
ARG
23
A
LEU
24
n
24
LEU
24
A
PRO
25
n
25
PRO
25
A
GLU
26
n
26
GLU
26
A
ASP
27
n
27
ASP
27
A
GLN
28
n
28
GLN
28
A
ALA
29
n
29
ALA
29
A
HIS
30
n
30
HIS
30
A
PHE
31
n
31
PHE
31
A
ARG
32
n
32
ARG
32
A
GLU
33
n
33
GLU
33
A
ILE
34
n
34
ILE
34
A
THR
35
n
35
THR
35
A
MET
36
n
36
MET
36
A
GLY
37
n
37
GLY
37
A
HIS
38
n
38
HIS
38
A
THR
39
n
39
THR
39
A
ILE
40
n
40
ILE
40
A
VAL
41
n
41
VAL
41
A
MET
42
n
42
MET
42
A
GLY
43
n
43
GLY
43
A
ARG
44
n
44
ARG
44
A
ARG
45
n
45
ARG
45
A
THR
46
n
46
THR
46
A
TRP
47
n
47
TRP
47
A
ASP
48
n
48
ASP
48
A
SER
49
n
49
SER
49
A
LEU
50
n
50
LEU
50
A
PRO
51
n
51
PRO
51
A
ALA
52
n
52
ALA
52
A
LYS
53
n
53
LYS
53
A
VAL
54
n
54
VAL
54
A
ARG
55
n
55
ARG
55
A
PRO
56
n
56
PRO
56
A
LEU
57
n
57
LEU
57
A
PRO
58
n
58
PRO
58
A
GLY
59
n
59
GLY
59
A
ARG
60
n
60
ARG
60
A
ARG
61
n
61
ARG
61
A
ASN
62
n
62
ASN
62
A
VAL
63
n
63
VAL
63
A
VAL
64
n
64
VAL
64
A
LEU
65
n
65
LEU
65
A
SER
66
n
66
SER
66
A
ARG
67
n
67
ARG
67
A
GLN
68
n
68
GLN
68
A
ALA
69
n
69
ALA
69
A
ASP
70
n
70
ASP
70
A
PHE
71
n
71
PHE
71
A
MET
72
n
72
MET
72
A
ALA
73
n
73
ALA
73
A
SER
74
n
74
SER
74
A
GLY
75
n
75
GLY
75
A
ALA
76
n
76
ALA
76
A
GLU
77
n
77
GLU
77
A
VAL
78
n
78
VAL
78
A
VAL
79
n
79
VAL
79
A
GLY
80
n
80
GLY
80
A
SER
81
n
81
SER
81
A
LEU
82
n
82
LEU
82
A
GLU
83
n
83
GLU
83
A
GLU
84
n
84
GLU
84
A
ALA
85
n
85
ALA
85
A
LEU
86
n
86
LEU
86
A
THR
87
n
87
THR
87
A
SER
88
n
88
SER
88
A
PRO
89
n
89
PRO
89
A
GLU
90
n
90
GLU
90
A
THR
91
n
91
THR
91
A
TRP
92
n
92
TRP
92
A
VAL
93
n
93
VAL
93
A
ILE
94
n
94
ILE
94
A
GLY
95
n
95
GLY
95
A
GLY
96
n
96
GLY
96
A
GLY
97
n
97
GLY
97
A
GLN
98
n
98
GLN
98
A
VAL
99
n
99
VAL
99
A
TYR
100
n
100
TYR
100
A
ALA
101
n
101
ALA
101
A
LEU
102
n
102
LEU
102
A
ALA
103
n
103
ALA
103
A
LEU
104
n
104
LEU
104
A
PRO
105
n
105
PRO
105
A
TYR
106
n
106
TYR
106
A
ALA
107
n
107
ALA
107
A
THR
108
n
108
THR
108
A
ARG
109
n
109
ARG
109
A
CYS
110
n
110
CYS
110
A
GLU
111
n
111
GLU
111
A
VAL
112
n
112
VAL
112
A
THR
113
n
113
THR
113
A
GLU
114
n
114
GLU
114
A
VAL
115
n
115
VAL
115
A
ASP
116
n
116
ASP
116
A
ILE
117
n
117
ILE
117
A
GLY
118
n
118
GLY
118
A
LEU
119
n
119
LEU
119
A
PRO
120
n
120
PRO
120
A
ARG
121
n
121
ARG
121
A
GLU
122
n
122
GLU
122
A
ALA
123
n
123
ALA
123
A
GLY
124
n
124
GLY
124
A
ASP
125
n
125
ASP
125
A
ALA
126
n
126
ALA
126
A
LEU
127
n
127
LEU
127
A
ALA
128
n
128
ALA
128
A
PRO
129
n
129
PRO
129
A
VAL
130
n
130
VAL
130
A
LEU
131
n
131
LEU
131
A
ASP
132
n
132
ASP
132
A
GLU
133
n
133
GLU
133
A
THR
134
n
134
THR
134
A
TRP
135
n
135
TRP
135
A
ARG
136
n
136
ARG
136
A
GLY
137
n
137
GLY
137
A
GLU
138
n
138
GLU
138
A
THR
139
n
139
THR
139
A
GLY
140
n
140
GLY
140
A
GLU
141
n
141
GLU
141
A
TRP
142
n
142
TRP
142
A
ARG
143
n
143
ARG
143
A
PHE
144
n
144
PHE
144
A
SER
145
n
145
SER
145
A
ARG
146
n
146
ARG
146
A
SER
147
n
147
SER
147
A
GLY
148
n
148
GLY
148
A
LEU
149
n
149
LEU
149
A
ARG
150
n
150
ARG
150
A
TYR
151
n
151
TYR
151
A
ARG
152
n
152
ARG
152
A
LEU
153
n
153
LEU
153
A
TYR
154
n
154
TYR
154
A
SER
155
n
155
SER
155
A
TYR
156
n
156
TYR
156
A
HIS
157
n
157
HIS
157
A
ARG
158
n
158
ARG
158
A
SER
159
n
159
SER
159
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
N
GLU
77
A
N
GLU
77
A
O
ASN
62
A
O
ASN
62
A
O
ARG
61
A
O
ARG
61
A
N
ILE
40
A
N
ILE
40
A
N
VAL
41
A
N
VAL
41
A
O
TRP
92
A
O
TRP
92
A
N
VAL
93
A
N
VAL
93
A
O
GLY
3
A
O
GLY
3
A
N
LEU
4
A
N
LEU
4
A
O
ARG
109
A
O
ARG
109
A
N
ASP
116
A
N
ASP
116
A
O
ARG
150
A
O
ARG
150
A
O
HIS
157
A
O
HIS
157
A
N
ARG
136
A
N
ARG
136
A
N
GLU
77
A
N
GLU
77
A
O
ASN
62
A
O
ASN
62
A
O
ARG
61
A
O
ARG
61
A
N
ILE
40
A
N
ILE
40
A
N
VAL
41
A
N
VAL
41
A
O
TRP
92
A
O
TRP
92
A
N
VAL
93
A
N
VAL
93
A
O
GLY
3
A
O
GLY
3
A
N
LEU
4
A
N
LEU
4
A
O
ARG
109
A
O
ARG
109
A
N
ASP
116
A
N
ASP
116
A
O
ARG
150
A
O
ARG
150
A
O
TYR
151
A
O
TYR
151
A
N
ARG
143
A
N
ARG
143
A
N
ILE
14
A
N
ILE
14
A
O
ALA
126
A
O
ALA
126
1
A
GLY
95
-10.06
1
A
PRO
21
-76.15
36.13
1
A
LEU
119
-153.17
74.51
1
A
ASP
132
-78.56
-168.76
0.2430000
0.1880000
0.1880000
2.0
50.0
1
1
ENGH & HUBER
2.0
50.0
113
1444
87
0
1244
0.014
1.8
2.0
50.0
1DG5
14679
0.0360000
1
5.0
99.8
0.1120000
2.00
2.09
1
98.3
phasing
SHARP
refinement
X-PLOR
data reduction
DENZO
data scaling
SCALEPACK
DIHYDROFOLATE REDUCTASE OF MYCOBACTERIUM TUBERCULOSIS COMPLEXED WITH NADPH AND TRIMETHOPRIM
1
N
N
2
N
N
3
N
N
4
N
N
4
N
N
4
N
N
5
N
N
A
LEU
24
A
LEU
24
HELX_P
A
MET
36
A
MET
36
1
1
13
A
ARG
44
A
ARG
44
HELX_P
A
LEU
50
A
LEU
50
1
2
7
A
SER
81
A
SER
81
HELX_P
A
LEU
86
A
LEU
86
1
3
6
A
GLY
96
A
GLY
96
HELX_P
A
LEU
104
A
LEU
104
1
4
9
A
PRO
105
A
PRO
105
HELX_P
A
ALA
107
A
ALA
107
5
5
3
OXIDOREDUCTASE
DIHYDROFOLATE REDUCTASE, STRUCTURE-BASED INHIBITOR DESIGN, FOLATEANALOGS, ROSSMANN FOLD, NICOTINAMIDE ADENINE DINUCLEOTIDE, TRIMETHOPRIM, TUBERCULOSIS, OXIDOREDUCTASE
A
ARG
55
A
ARG
55
1
A
PRO
56
A
PRO
56
-0.11
DYR_MYCTU
UNP
1
P0A546
1
159
1DG5
1
159
P0A546
A
1
1
159
8
8
2
parallel
parallel
parallel
parallel
parallel
anti-parallel
anti-parallel
parallel
parallel
parallel
parallel
parallel
anti-parallel
anti-parallel
anti-parallel
A
GLU
77
A
GLU
77
A
VAL
79
A
VAL
79
A
ARG
61
A
ARG
61
A
LEU
65
A
LEU
65
A
THR
39
A
THR
39
A
GLY
43
A
GLY
43
A
THR
91
A
THR
91
A
GLY
95
A
GLY
95
A
VAL
2
A
VAL
2
A
ALA
9
A
ALA
9
A
ARG
109
A
ARG
109
A
ASP
116
A
ASP
116
A
ARG
150
A
ARG
150
A
HIS
157
A
HIS
157
A
ARG
136
A
ARG
136
A
THR
139
A
THR
139
A
GLU
77
A
GLU
77
A
VAL
79
A
VAL
79
A
ARG
61
A
ARG
61
A
LEU
65
A
LEU
65
A
THR
39
A
THR
39
A
GLY
43
A
GLY
43
A
THR
91
A
THR
91
A
GLY
95
A
GLY
95
A
VAL
2
A
VAL
2
A
ALA
9
A
ALA
9
A
ARG
109
A
ARG
109
A
ASP
116
A
ASP
116
A
ARG
150
A
ARG
150
A
HIS
157
A
HIS
157
A
ARG
143
A
ARG
143
A
PHE
144
A
PHE
144
A
VAL
13
A
VAL
13
A
GLY
15
A
GLY
15
A
ALA
126
A
ALA
126
A
LEU
127
A
LEU
127
BINDING SITE FOR RESIDUE NDP A 200
A
NDP
200
Software
32
BINDING SITE FOR RESIDUE TOP A 201
A
TOP
201
Software
10
BINDING SITE FOR RESIDUE GOL A 202
A
GOL
202
Software
9
BINDING SITE FOR RESIDUE GOL A 203
A
GOL
203
Software
4
BINDING SITE FOR RESIDUE GOL A 204
A
GOL
204
Software
8
A
TRP
6
A
TRP
6
32
1_555
A
ALA
7
A
ALA
7
32
1_555
A
ILE
14
A
ILE
14
32
1_555
A
GLY
15
A
GLY
15
32
1_555
A
GLY
18
A
GLY
18
32
1_555
A
ASP
19
A
ASP
19
32
1_555
A
GLY
43
A
GLY
43
32
1_555
A
ARG
44
A
ARG
44
32
1_555
A
ARG
45
A
ARG
45
32
1_555
A
THR
46
A
THR
46
32
1_555
A
SER
49
A
SER
49
32
1_555
A
LEU
65
A
LEU
65
32
1_555
A
SER
66
A
SER
66
32
1_555
A
ARG
67
A
ARG
67
32
1_555
A
GLN
68
A
GLN
68
32
1_555
A
GLY
80
A
GLY
80
32
1_555
A
ILE
94
A
ILE
94
32
1_555
A
GLY
95
A
GLY
95
32
1_555
A
GLY
96
A
GLY
96
32
1_555
A
GLY
97
A
GLY
97
32
1_555
A
GLN
98
A
GLN
98
32
1_555
A
VAL
99
A
VAL
99
32
1_555
A
TYR
100
A
TYR
100
32
1_555
A
LEU
102
A
LEU
102
32
1_555
A
ALA
126
A
ALA
126
32
1_555
A
TOP
201
C
TOP
32
1_555
A
GOL
202
D
GOL
32
1_555
A
HOH
228
G
HOH
32
1_555
A
HOH
236
G
HOH
32
1_555
A
HOH
259
G
HOH
32
1_555
A
HOH
264
G
HOH
32
1_555
A
HOH
276
G
HOH
32
1_555
A
ILE
5
A
ILE
5
10
1_555
A
TRP
6
A
TRP
6
10
1_555
A
ASP
27
A
ASP
27
10
1_555
A
PHE
31
A
PHE
31
10
1_555
A
SER
49
A
SER
49
10
1_555
A
LEU
50
A
LEU
50
10
1_555
A
ILE
94
A
ILE
94
10
1_555
A
TYR
100
A
TYR
100
10
1_555
A
NDP
200
B
NDP
10
1_555
A
GOL
203
E
GOL
10
1_555
A
ARG
45
A
ARG
45
9
1_555
A
GLN
98
A
GLN
98
9
1_555
A
GLY
124
A
GLY
124
9
1_555
A
ALA
126
A
ALA
126
9
1_555
A
GLY
148
A
GLY
148
9
3_655
A
LEU
149
A
LEU
149
9
3_655
A
NDP
200
B
NDP
9
1_555
A
HOH
210
G
HOH
9
3_655
A
HOH
215
G
HOH
9
1_555
A
PHE
31
A
PHE
31
4
1_555
A
ARG
60
A
ARG
60
4
1_555
A
TOP
201
C
TOP
4
1_555
A
HOH
304
G
HOH
4
1_555
A
ALA
101
A
ALA
101
8
1_555
A
ALA
128
A
ALA
128
8
1_555
A
PRO
129
A
PRO
129
8
1_555
A
VAL
130
A
VAL
130
8
1_555
A
ARG
150
A
ARG
150
8
3_655
A
HOH
207
G
HOH
8
1_555
A
HOH
299
G
HOH
8
1_555
A
HOH
305
G
HOH
8
1_555
76
P 41