0.013002
0.000000
0.000696
0.000000
0.014863
0.000000
0.000000
0.000000
0.026018
0.00000
0.00000
0.00000
Whitlow, M.
Howard, A.J.
Kuyper, L.F.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
4
90.00
93.07
90.00
76.91
67.28
38.49
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
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
O4 P -3
94.971
PHOSPHATE ION
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
C14 H12 N4 S
268.337
5-PHENYLSULFANYL-2,4-QUINAZOLINEDIAMINE
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
S
C
N
76
N
C
N
77
N
O
N
78
N
C
N
79
N
C
N
80
N
C
N
81
N
O
N
82
N
N
N
83
N
O
N
84
N
H
N
85
N
H
N
86
N
H
N
87
N
H
N
88
N
H
N
89
N
H
N
90
N
H
N
91
N
H
N
92
N
H
N
93
N
H
N
94
N
N
N
95
S
C
N
96
N
C
N
97
N
O
N
98
N
C
N
99
N
C
N
100
N
C
N
101
N
O
N
102
N
O
N
103
N
O
N
104
N
H
N
105
N
H
N
106
N
H
N
107
N
H
N
108
N
H
N
109
N
H
N
110
N
H
N
111
N
H
N
112
N
H
N
113
N
N
N
114
N
C
N
115
N
C
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
N
N
124
S
C
N
125
N
C
N
126
N
O
N
127
N
C
Y
128
N
C
Y
129
N
N
Y
130
N
C
Y
131
N
C
Y
132
N
N
N
133
N
O
N
134
N
H
N
135
N
H
N
136
N
H
N
137
N
H
N
138
N
H
N
139
N
H
N
140
N
H
N
141
N
H
N
142
N
H
N
143
N
H
N
144
N
O
N
145
N
H
N
146
N
H
N
147
N
N
N
148
S
C
N
149
N
C
N
150
N
O
N
151
S
C
N
152
N
C
N
153
N
C
N
154
N
C
N
155
N
O
N
156
N
H
N
157
N
H
N
158
N
H
N
159
N
H
N
160
N
H
N
161
N
H
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
N
N
170
S
C
N
171
N
C
N
172
N
O
N
173
N
C
N
174
N
C
N
175
N
C
N
176
N
C
N
177
N
O
N
178
N
H
N
179
N
H
N
180
N
H
N
181
N
H
N
182
N
H
N
183
N
H
N
184
N
H
N
185
N
H
N
186
N
H
N
187
N
H
N
188
N
H
N
189
N
H
N
190
N
H
N
191
N
N
N
192
S
C
N
193
N
C
N
194
N
O
N
195
N
C
N
196
N
C
N
197
N
C
N
198
N
C
N
199
N
N
N
200
N
O
N
201
N
H
N
202
N
H
N
203
N
H
N
204
N
H
N
205
N
H
N
206
N
H
N
207
N
H
N
208
N
H
N
209
N
H
N
210
N
H
N
211
N
H
N
212
N
H
N
213
N
H
N
214
N
H
N
215
N
H
N
216
N
N
N
217
S
C
N
218
N
C
N
219
N
O
N
220
N
C
N
221
N
C
N
222
N
S
N
223
N
C
N
224
N
O
N
225
N
H
N
226
N
H
N
227
N
H
N
228
N
H
N
229
N
H
N
230
N
H
N
231
N
H
N
232
N
H
N
233
N
H
N
234
N
H
N
235
N
H
N
236
S
P
N
237
N
O
N
238
N
O
N
239
N
O
N
240
N
C
N
241
R
C
N
242
N
O
N
243
R
C
N
244
N
O
N
245
R
C
N
246
N
O
N
247
R
C
Y
248
N
N
Y
249
N
C
Y
250
N
N
Y
251
N
C
Y
252
N
C
N
253
N
N
Y
254
N
N
Y
255
N
C
Y
256
N
N
Y
257
N
C
N
258
N
O
N
259
S
P
N
260
N
O
N
261
N
O
N
262
N
O
N
263
N
C
N
264
R
C
N
265
N
O
N
266
S
C
N
267
N
O
N
268
R
C
N
269
N
O
N
270
R
C
N
271
N
N
N
272
N
C
N
273
N
C
N
274
N
C
N
275
N
O
N
276
N
N
N
277
N
C
N
278
N
C
N
279
N
C
N
280
N
P
N
281
N
O
N
282
N
O
N
283
N
O
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
H
N
291
N
H
N
292
N
H
N
293
N
H
N
294
N
H
N
295
N
H
N
296
N
H
N
297
N
H
N
298
N
H
N
299
N
H
N
300
N
H
N
301
N
H
N
302
N
H
N
303
N
H
N
304
N
H
N
305
N
H
N
306
N
H
N
307
N
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
N
N
315
S
C
N
316
N
C
N
317
N
O
N
318
N
C
Y
319
N
C
Y
320
N
C
Y
321
N
C
Y
322
N
C
Y
323
N
C
Y
324
N
C
N
325
N
O
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
P
N
338
N
O
N
339
N
O
N
340
N
O
N
341
N
O
N
342
N
N
N
343
S
C
N
344
N
C
N
345
N
O
N
346
N
C
N
347
N
C
N
348
N
C
N
349
N
O
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
N
N
360
S
C
N
361
N
C
N
362
N
O
N
363
N
C
N
364
N
O
N
365
N
O
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
N
N
374
S
C
N
375
N
C
N
376
N
O
N
377
R
C
N
378
N
O
N
379
N
C
N
380
N
O
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
Y
390
N
C
Y
391
N
C
Y
392
N
C
Y
393
N
N
Y
394
N
C
Y
395
N
N
N
396
N
N
Y
397
N
C
Y
398
N
C
Y
399
N
C
Y
400
N
C
N
401
N
N
N
402
N
S
Y
403
N
C
Y
404
N
C
Y
405
N
C
Y
406
N
C
Y
407
N
C
Y
408
N
C
N
409
N
H
N
410
N
H
N
411
N
H
N
412
N
H
N
413
N
H
N
414
N
H
N
415
N
H
N
416
N
H
N
417
N
H
N
418
N
H
N
419
N
H
N
420
N
H
N
421
N
N
N
422
S
C
N
423
N
C
N
424
N
O
N
425
N
C
Y
426
N
C
Y
427
N
C
Y
428
N
C
Y
429
N
N
Y
430
N
C
Y
431
N
C
Y
432
N
C
Y
433
N
C
Y
434
N
C
N
435
N
O
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
N
N
449
S
C
N
450
N
C
N
451
N
O
N
452
N
C
Y
453
N
C
Y
454
N
C
Y
455
N
C
Y
456
N
C
Y
457
N
C
Y
458
N
C
N
459
N
O
N
460
N
O
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
H
N
472
N
N
N
473
S
C
N
474
N
C
N
475
N
O
N
476
N
C
N
477
N
C
N
478
N
C
N
479
N
O
N
480
N
H
N
481
N
H
N
482
N
H
N
483
N
H
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
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
doub
N
85
N
sing
N
86
N
sing
N
87
N
sing
N
88
N
sing
N
89
N
sing
N
90
N
sing
N
91
N
sing
N
92
N
sing
N
93
N
sing
N
94
N
sing
N
95
N
doub
N
96
N
sing
N
97
N
sing
N
98
N
sing
N
99
N
sing
N
100
N
sing
N
101
N
sing
N
102
N
sing
N
103
N
doub
N
104
N
sing
N
105
N
sing
N
106
N
sing
N
107
N
sing
N
108
N
sing
N
109
N
sing
N
110
N
sing
N
111
N
sing
N
112
N
sing
N
113
N
doub
N
114
N
sing
N
115
N
sing
N
116
N
sing
N
117
N
sing
N
118
N
sing
N
119
N
sing
N
120
N
sing
N
121
N
sing
N
122
N
doub
N
123
N
sing
N
124
N
sing
N
125
N
sing
N
126
N
sing
Y
127
N
sing
Y
128
N
doub
Y
129
N
doub
N
130
N
sing
Y
131
N
sing
N
132
N
sing
Y
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
doub
N
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
sing
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
doub
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
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
doub
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
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
doub
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
sing
N
244
N
sing
N
245
N
sing
N
246
N
sing
Y
247
N
sing
Y
248
N
sing
Y
249
N
doub
N
250
N
sing
Y
251
N
sing
Y
252
N
sing
Y
253
N
doub
N
254
N
sing
Y
255
N
doub
N
256
N
sing
N
257
N
sing
Y
258
N
sing
Y
259
N
doub
N
260
N
sing
Y
261
N
sing
N
262
N
sing
N
263
N
doub
N
264
N
sing
N
265
N
sing
N
266
N
sing
N
267
N
sing
N
268
N
sing
N
269
N
sing
N
270
N
sing
N
271
N
sing
N
272
N
sing
N
273
N
sing
N
274
N
sing
N
275
N
sing
N
276
N
sing
N
277
N
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
doub
N
288
N
sing
N
289
N
sing
N
290
N
sing
N
291
N
doub
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
doub
N
299
N
sing
N
300
N
sing
N
301
N
doub
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
N
322
N
sing
Y
323
N
doub
N
324
N
sing
Y
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
doub
N
340
N
sing
N
341
N
sing
N
342
N
sing
N
343
N
sing
N
344
N
sing
N
345
N
sing
N
346
N
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
doub
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
doub
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
sing
Y
379
N
doub
Y
380
N
sing
Y
381
N
sing
Y
382
N
sing
Y
383
N
sing
Y
384
N
doub
N
385
N
sing
Y
386
N
sing
Y
387
N
doub
N
388
N
sing
N
389
N
sing
N
390
N
sing
Y
391
N
doub
N
392
N
sing
Y
393
N
sing
N
394
N
sing
Y
395
N
doub
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
sing
N
408
N
sing
Y
409
N
doub
N
410
N
sing
N
411
N
sing
N
412
N
sing
N
413
N
sing
N
414
N
sing
N
415
N
sing
N
416
N
sing
N
417
N
sing
N
418
N
doub
N
419
N
sing
N
420
N
sing
N
421
N
sing
N
422
N
sing
Y
423
N
doub
Y
424
N
sing
Y
425
N
sing
N
426
N
sing
Y
427
N
doub
Y
428
N
sing
Y
429
N
sing
N
430
N
sing
Y
431
N
sing
Y
432
N
doub
N
433
N
sing
Y
434
N
doub
N
435
N
sing
Y
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
doub
N
447
N
sing
N
448
N
sing
N
449
N
sing
N
450
N
sing
Y
451
N
doub
Y
452
N
sing
Y
453
N
sing
N
454
N
sing
Y
455
N
doub
N
456
N
sing
Y
457
N
doub
N
458
N
sing
Y
459
N
sing
N
460
N
sing
N
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
doub
N
471
N
sing
N
472
N
sing
N
473
N
sing
N
474
N
sing
N
475
N
sing
N
476
N
sing
N
477
N
sing
N
478
N
sing
N
479
N
sing
N
480
N
sing
N
481
N
sing
US
J.Med.Chem.
JMCMAR
0151
0022-2623
44
2928
2932
10.1021/jm0101444
11520201
X-ray Crystal Structures of Candida albicans Dihydrofolate Reductase: High Resolution Ternary Complexes in Which the Dihydronicotinamide Moiety of NADPH is Displaced by an inhibitor
2001
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
272
30289
30298
10.1074/jbc.272.48.30289
X-ray Crystallographic Studies of Candida albicans Dihydrofolate Reductase. High resolution structures of the holoenzyme and an inhibited ternary complex.
1997
US
J.Med.Chem.
JMCMAR
0151
0022-2623
38
3608
3616
Selective Inhibitors of Candida albicans Dihydrofolate Reductase: Activity and Selectivity of 5-(arylthio)-2,4-diaminoquinazolines
1995
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
264
1100
1107
Characterization of Candida Albicans Dihydrofolate Reductase
1989
10.2210/pdb1ia1/pdb
pdb_00001ia1
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
293
1
Huber graphite monochromator
AREA DETECTOR
1988-04-28
XENTRONICS
Huber Graphite Monochromator
SINGLE WAVELENGTH
M
x-ray
1
1.5418
1.0
1.5418
ROTATING ANODE
ELLIOTT GX-21
22194.527
DIHYDROFOLATE REDUCTASE
1.5.1.3
2
man
polymer
94.971
PHOSPHATE ION
2
syn
non-polymer
745.421
NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE
2
syn
non-polymer
268.337
5-PHENYLSULFANYL-2,4-QUINAZOLINEDIAMINE
2
syn
non-polymer
18.015
water
236
nat
water
no
no
MLKPNVAIIVAALKPALGIGYKGKMPWRLRKEIRYFKDVTTRTTKPNTRNAVIMGRKTWESIPQKFRPLPDRLNIILSRS
YENEIIDDNIIHASSIESSLNLVSDVERVFIIGGAEIYNELINNSLVSHLLITEIEHPSPESIEMDTFLKFPLESWTKQP
KSELQKFVGDTVLEDDIKEGDFTYNYTLWTRK
MLKPNVAIIVAALKPALGIGYKGKMPWRLRKEIRYFKDVTTRTTKPNTRNAVIMGRKTWESIPQKFRPLPDRLNIILSRS
YENEIIDDNIIHASSIESSLNLVSDVERVFIIGGAEIYNELINNSLVSHLLITEIEHPSPESIEMDTFLKFPLESWTKQP
KSELQKFVGDTVLEDDIKEGDFTYNYTLWTRK
A,B
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
Candida
Escherichia
Escherichia coli
sample
DFR1
5476
Candida albicans
469008
Escherichia coli BL21(DE3)
BL21(DE3)
PLASMID
P1869
1
2.24
45.09
VAPOR DIFFUSION, HANGING DROP
6.5
dihydro-nicotinamide-adenine-dinucleotide phosphate (NADPH),
5-(phenysulfanyl)-2,4-quinazolinediamine (GW997), PEG-3350,
Potassium 4-morphilineerhanesulfonic acid, dithiothreitol (DTT)
a three-fold excess of GW997 and three-fold excess of NADPH was
added to the C. albicans DHFR solution and let stand 277K overnight.
17-20 mg/ml C. albicans DHFR in 50 uM NADPH, 20 mm KMES, 1 mm DTT, PH 6.5
was mixed with an equal part of 26-34% PEG-3350, the reservoir solution., VAPOR DIFFUSION, HANGING DROP
277
software
chem_comp_atom
chem_comp_bond
database_2
pdbx_initial_refinement_model
struct_site
repository
Initial release
Version format compliance
Version format compliance
Refinement description
Data collection
Database references
Derived calculations
Refinement description
1
0
2001-04-11
1
1
2008-04-27
1
2
2011-07-13
1
3
2017-10-04
1
4
2023-08-09
_software.name
_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
Candida Albicans Dihydrofolate reductase complexed with
dihydro-nicotinamide-adenine-dinucleotide phosphate (NADPH)
and 1,3-DIAMINO-7-(1-ETHYEPROPYE)-7H-PYRRALO-{3,2-F]QUINAZOLINE (GW345)
Binary complex of candida albicans Dihydrofolate reductase (DHFR) with
dihydro-nicotinamide-adenine-dinucleotide phosphate (NADPH)
Candida Albicans Dihydrofolate reductase complexed with
dihydro-nicotinamide-adenine-dinucleotide phosphate (NADPH)
and 5-[(4-methylphenyl)sulfanyl]-2,4-quinazolinediamine (GW578)
Candida Albicans Dihydrofolate reductase complexed in which the
dihydronicotinamide moiety of
dihydro-nicotinamide-adenine-dinucleotide phosphate (NADPH) is
displaced by 5-[(4-tert-butylphenyl)sulfanyl]-2,4-quinazolinediamine (GW995)
Candida Albicans Dihydrofolate reductase complexed in which the
dihydronicotinamide moiety of
dihydro-nicotinamide-adenine-dinucleotide phosphate (NADPH) is
displaced by 5-{[4-(4-morpholinyl)phenyl]sulfanyl}-2,4-quinazolinediamine (GW2021)
HET GROUPS NDP 193, TQ3 194, AND PO4 201 ARE
ASSOCIATED WITH PROTEIN CHAIN A. HET GROUPS NDP
195, TQ3 196, AND PO4 202 ARE ASSOCIATED WITH
PROTEIN CHAIN B.
HETEROGEN
THE INHIBITION CONSTANT (IC50) FOR 5-(PHENYLSULFANYL)-2,
4-QUINAZOLINEDIAMINE (GW997) IS 34 NANOMOLAR
USING THE FOLLOWING ASSAY (SEE REFERENCE 0 & 3).
C. ALBICANS DHFR ASSAY WAS PERFORMED IN 0.1 M IMIDAZOLE
CHLORIDE BUFFER, PH 6.4, WITH 12 MM MERCAPTOETHANOL, 60 MM
NADPH AND 45 MM DIHYDROFOLIC ACID IN A FINAL VOLUME OF 1 ML
AT 303K. IC50 IS THE CONCENTRATION OF INHIBITOR THAT
DECREASES THE VELOCITY OF THE STANDARD ASSAY BY 50%. THE
ENZYME (0.2 NM), NADPH, AND VARYING CONCENTRATIONS OF
INHIBITOR WERE PREINCUBATED FOR 2 MIN AT 30-C, AND THE
REACTION WAS INITIATED BY THE ADDITION OF DIHYDROFOLIC
ACID. STEADY STATE VELOCITIES WERE MEASURED, AND IC50
VALUES WERE CALCULATED FROM A LINEAR REGRESSION PLOT OF THE
PERCENTAGE INHIBITION VS THE LOGARITHM OF THE INHIBITOR
CONCENTRATION. IC50 THE PRECISION OF THE DETERMINATION IS
GENERALLY ABOUT A 30%.
RCSB
Y
RCSB
2001-03-22
REL
REL
PO4
PHOSPHATE ION
NDP
NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE
TQ3
5-PHENYLSULFANYL-2,4-QUINAZOLINEDIAMINE
HOH
water
1AI9
Candida albicans DHFR NADPH complex (1AI9)
PDB
experimental model
PO4
201
2
PO4
PO4
201
A
NDP
193
3
NDP
NDP
193
A
TQ3
194
4
TQ3
TQ3
194
A
PO4
202
2
PO4
PO4
202
B
NDP
193
3
NDP
NDP
195
B
TQ3
194
4
TQ3
TQ3
196
B
HOH
204
5
HOH
HOH
204
A
HOH
205
5
HOH
HOH
205
A
HOH
206
5
HOH
HOH
206
A
HOH
209
5
HOH
HOH
209
A
HOH
210
5
HOH
HOH
210
A
HOH
213
5
HOH
HOH
213
A
HOH
214
5
HOH
HOH
214
A
HOH
215
5
HOH
HOH
215
A
HOH
222
5
HOH
HOH
222
A
HOH
223
5
HOH
HOH
223
A
HOH
225
5
HOH
HOH
225
A
HOH
228
5
HOH
HOH
228
A
HOH
229
5
HOH
HOH
229
A
HOH
232
5
HOH
HOH
232
A
HOH
233
5
HOH
HOH
233
A
HOH
237
5
HOH
HOH
237
A
HOH
239
5
HOH
HOH
239
A
HOH
240
5
HOH
HOH
240
A
HOH
241
5
HOH
HOH
241
A
HOH
244
5
HOH
HOH
244
A
HOH
247
5
HOH
HOH
247
A
HOH
248
5
HOH
HOH
248
A
HOH
251
5
HOH
HOH
251
A
HOH
257
5
HOH
HOH
257
A
HOH
258
5
HOH
HOH
258
A
HOH
259
5
HOH
HOH
259
A
HOH
260
5
HOH
HOH
260
A
HOH
262
5
HOH
HOH
262
A
HOH
265
5
HOH
HOH
265
A
HOH
269
5
HOH
HOH
269
A
HOH
270
5
HOH
HOH
270
A
HOH
272
5
HOH
HOH
272
A
HOH
277
5
HOH
HOH
277
A
HOH
280
5
HOH
HOH
280
A
HOH
284
5
HOH
HOH
284
A
HOH
285
5
HOH
HOH
285
A
HOH
288
5
HOH
HOH
288
A
HOH
289
5
HOH
HOH
289
A
HOH
290
5
HOH
HOH
290
A
HOH
295
5
HOH
HOH
295
A
HOH
298
5
HOH
HOH
298
A
HOH
304
5
HOH
HOH
304
A
HOH
305
5
HOH
HOH
305
A
HOH
306
5
HOH
HOH
306
A
HOH
307
5
HOH
HOH
307
A
HOH
308
5
HOH
HOH
308
A
HOH
309
5
HOH
HOH
309
A
HOH
310
5
HOH
HOH
310
A
HOH
311
5
HOH
HOH
311
A
HOH
314
5
HOH
HOH
314
A
HOH
315
5
HOH
HOH
315
A
HOH
319
5
HOH
HOH
319
A
HOH
321
5
HOH
HOH
321
A
HOH
324
5
HOH
HOH
324
A
HOH
326
5
HOH
HOH
326
A
HOH
329
5
HOH
HOH
329
A
HOH
332
5
HOH
HOH
332
A
HOH
334
5
HOH
HOH
334
A
HOH
335
5
HOH
HOH
335
A
HOH
338
5
HOH
HOH
338
A
HOH
340
5
HOH
HOH
340
A
HOH
342
5
HOH
HOH
342
A
HOH
343
5
HOH
HOH
343
A
HOH
345
5
HOH
HOH
345
A
HOH
346
5
HOH
HOH
346
A
HOH
347
5
HOH
HOH
347
A
HOH
351
5
HOH
HOH
351
A
HOH
352
5
HOH
HOH
352
A
HOH
353
5
HOH
HOH
353
A
HOH
357
5
HOH
HOH
357
A
HOH
358
5
HOH
HOH
358
A
HOH
359
5
HOH
HOH
359
A
HOH
360
5
HOH
HOH
360
A
HOH
361
5
HOH
HOH
361
A
HOH
362
5
HOH
HOH
362
A
HOH
363
5
HOH
HOH
363
A
HOH
367
5
HOH
HOH
367
A
HOH
368
5
HOH
HOH
368
A
HOH
369
5
HOH
HOH
369
A
HOH
372
5
HOH
HOH
372
A
HOH
375
5
HOH
HOH
375
A
HOH
377
5
HOH
HOH
377
A
HOH
379
5
HOH
HOH
379
A
HOH
381
5
HOH
HOH
381
A
HOH
383
5
HOH
HOH
383
A
HOH
385
5
HOH
HOH
385
A
HOH
386
5
HOH
HOH
386
A
HOH
388
5
HOH
HOH
388
A
HOH
391
5
HOH
HOH
391
A
HOH
393
5
HOH
HOH
393
A
HOH
395
5
HOH
HOH
395
A
HOH
396
5
HOH
HOH
396
A
HOH
397
5
HOH
HOH
397
A
HOH
399
5
HOH
HOH
399
A
HOH
401
5
HOH
HOH
401
A
HOH
403
5
HOH
HOH
403
A
HOH
405
5
HOH
HOH
405
A
HOH
406
5
HOH
HOH
406
A
HOH
407
5
HOH
HOH
407
A
HOH
410
5
HOH
HOH
410
A
HOH
411
5
HOH
HOH
411
A
HOH
413
5
HOH
HOH
413
A
HOH
415
5
HOH
HOH
415
A
HOH
419
5
HOH
HOH
419
A
HOH
420
5
HOH
HOH
420
A
HOH
423
5
HOH
HOH
423
A
HOH
424
5
HOH
HOH
424
A
HOH
425
5
HOH
HOH
425
A
HOH
426
5
HOH
HOH
426
A
HOH
434
5
HOH
HOH
434
A
HOH
435
5
HOH
HOH
435
A
HOH
436
5
HOH
HOH
436
A
HOH
438
5
HOH
HOH
438
A
HOH
203
5
HOH
HOH
203
B
HOH
207
5
HOH
HOH
207
B
HOH
208
5
HOH
HOH
208
B
HOH
211
5
HOH
HOH
211
B
HOH
212
5
HOH
HOH
212
B
HOH
216
5
HOH
HOH
216
B
HOH
217
5
HOH
HOH
217
B
HOH
218
5
HOH
HOH
218
B
HOH
219
5
HOH
HOH
219
B
HOH
220
5
HOH
HOH
220
B
HOH
221
5
HOH
HOH
221
B
HOH
224
5
HOH
HOH
224
B
HOH
226
5
HOH
HOH
226
B
HOH
227
5
HOH
HOH
227
B
HOH
230
5
HOH
HOH
230
B
HOH
234
5
HOH
HOH
234
B
HOH
235
5
HOH
HOH
235
B
HOH
236
5
HOH
HOH
236
B
HOH
238
5
HOH
HOH
238
B
HOH
242
5
HOH
HOH
242
B
HOH
243
5
HOH
HOH
243
B
HOH
245
5
HOH
HOH
245
B
HOH
246
5
HOH
HOH
246
B
HOH
249
5
HOH
HOH
249
B
HOH
250
5
HOH
HOH
250
B
HOH
252
5
HOH
HOH
252
B
HOH
253
5
HOH
HOH
253
B
HOH
254
5
HOH
HOH
254
B
HOH
255
5
HOH
HOH
255
B
HOH
256
5
HOH
HOH
256
B
HOH
261
5
HOH
HOH
261
B
HOH
263
5
HOH
HOH
263
B
HOH
264
5
HOH
HOH
264
B
HOH
266
5
HOH
HOH
266
B
HOH
267
5
HOH
HOH
267
B
HOH
268
5
HOH
HOH
268
B
HOH
271
5
HOH
HOH
271
B
HOH
273
5
HOH
HOH
273
B
HOH
274
5
HOH
HOH
274
B
HOH
275
5
HOH
HOH
275
B
HOH
276
5
HOH
HOH
276
B
HOH
278
5
HOH
HOH
278
B
HOH
279
5
HOH
HOH
279
B
HOH
281
5
HOH
HOH
281
B
HOH
282
5
HOH
HOH
282
B
HOH
283
5
HOH
HOH
283
B
HOH
286
5
HOH
HOH
286
B
HOH
287
5
HOH
HOH
287
B
HOH
291
5
HOH
HOH
291
B
HOH
292
5
HOH
HOH
292
B
HOH
293
5
HOH
HOH
293
B
HOH
294
5
HOH
HOH
294
B
HOH
296
5
HOH
HOH
296
B
HOH
297
5
HOH
HOH
297
B
HOH
299
5
HOH
HOH
299
B
HOH
300
5
HOH
HOH
300
B
HOH
301
5
HOH
HOH
301
B
HOH
302
5
HOH
HOH
302
B
HOH
303
5
HOH
HOH
303
B
HOH
312
5
HOH
HOH
312
B
HOH
313
5
HOH
HOH
313
B
HOH
316
5
HOH
HOH
316
B
HOH
317
5
HOH
HOH
317
B
HOH
318
5
HOH
HOH
318
B
HOH
320
5
HOH
HOH
320
B
HOH
322
5
HOH
HOH
322
B
HOH
323
5
HOH
HOH
323
B
HOH
325
5
HOH
HOH
325
B
HOH
327
5
HOH
HOH
327
B
HOH
328
5
HOH
HOH
328
B
HOH
330
5
HOH
HOH
330
B
HOH
331
5
HOH
HOH
331
B
HOH
333
5
HOH
HOH
333
B
HOH
336
5
HOH
HOH
336
B
HOH
337
5
HOH
HOH
337
B
HOH
339
5
HOH
HOH
339
B
HOH
341
5
HOH
HOH
341
B
HOH
344
5
HOH
HOH
344
B
HOH
348
5
HOH
HOH
348
B
HOH
349
5
HOH
HOH
349
B
HOH
350
5
HOH
HOH
350
B
HOH
354
5
HOH
HOH
354
B
HOH
355
5
HOH
HOH
355
B
HOH
356
5
HOH
HOH
356
B
HOH
364
5
HOH
HOH
364
B
HOH
365
5
HOH
HOH
365
B
HOH
366
5
HOH
HOH
366
B
HOH
370
5
HOH
HOH
370
B
HOH
371
5
HOH
HOH
371
B
HOH
373
5
HOH
HOH
373
B
HOH
374
5
HOH
HOH
374
B
HOH
376
5
HOH
HOH
376
B
HOH
378
5
HOH
HOH
378
B
HOH
380
5
HOH
HOH
380
B
HOH
382
5
HOH
HOH
382
B
HOH
384
5
HOH
HOH
384
B
HOH
387
5
HOH
HOH
387
B
HOH
389
5
HOH
HOH
389
B
HOH
390
5
HOH
HOH
390
B
HOH
392
5
HOH
HOH
392
B
HOH
394
5
HOH
HOH
394
B
HOH
398
5
HOH
HOH
398
B
HOH
400
5
HOH
HOH
400
B
HOH
402
5
HOH
HOH
402
B
HOH
404
5
HOH
HOH
404
B
HOH
408
5
HOH
HOH
408
B
HOH
409
5
HOH
HOH
409
B
HOH
412
5
HOH
HOH
412
B
HOH
414
5
HOH
HOH
414
B
HOH
416
5
HOH
HOH
416
B
HOH
417
5
HOH
HOH
417
B
HOH
418
5
HOH
HOH
418
B
HOH
421
5
HOH
HOH
421
B
HOH
422
5
HOH
HOH
422
B
HOH
427
5
HOH
HOH
427
B
HOH
428
5
HOH
HOH
428
B
HOH
429
5
HOH
HOH
429
B
HOH
430
5
HOH
HOH
430
B
HOH
431
5
HOH
HOH
431
B
HOH
432
5
HOH
HOH
432
B
HOH
433
5
HOH
HOH
433
B
HOH
437
5
HOH
HOH
437
B
HOH
439
5
HOH
HOH
439
B
MET
1
n
1
MET
1
A
LEU
2
n
2
LEU
2
A
LYS
3
n
3
LYS
3
A
PRO
4
n
4
PRO
4
A
ASN
5
n
5
ASN
5
A
VAL
6
n
6
VAL
6
A
ALA
7
n
7
ALA
7
A
ILE
8
n
8
ILE
8
A
ILE
9
n
9
ILE
9
A
VAL
10
n
10
VAL
10
A
ALA
11
n
11
ALA
11
A
ALA
12
n
12
ALA
12
A
LEU
13
n
13
LEU
13
A
LYS
14
n
14
LYS
14
A
PRO
15
n
15
PRO
15
A
ALA
16
n
16
ALA
16
A
LEU
17
n
17
LEU
17
A
GLY
18
n
18
GLY
18
A
ILE
19
n
19
ILE
19
A
GLY
20
n
20
GLY
20
A
TYR
21
n
21
TYR
21
A
LYS
22
n
22
LYS
22
A
GLY
23
n
23
GLY
23
A
LYS
24
n
24
LYS
24
A
MET
25
n
25
MET
25
A
PRO
26
n
26
PRO
26
A
TRP
27
n
27
TRP
27
A
ARG
28
n
28
ARG
28
A
LEU
29
n
29
LEU
29
A
ARG
30
n
30
ARG
30
A
LYS
31
n
31
LYS
31
A
GLU
32
n
32
GLU
32
A
ILE
33
n
33
ILE
33
A
ARG
34
n
34
ARG
34
A
TYR
35
n
35
TYR
35
A
PHE
36
n
36
PHE
36
A
LYS
37
n
37
LYS
37
A
ASP
38
n
38
ASP
38
A
VAL
39
n
39
VAL
39
A
THR
40
n
40
THR
40
A
THR
41
n
41
THR
41
A
ARG
42
n
42
ARG
42
A
THR
43
n
43
THR
43
A
THR
44
n
44
THR
44
A
LYS
45
n
45
LYS
45
A
PRO
46
n
46
PRO
46
A
ASN
47
n
47
ASN
47
A
THR
48
n
48
THR
48
A
ARG
49
n
49
ARG
49
A
ASN
50
n
50
ASN
50
A
ALA
51
n
51
ALA
51
A
VAL
52
n
52
VAL
52
A
ILE
53
n
53
ILE
53
A
MET
54
n
54
MET
54
A
GLY
55
n
55
GLY
55
A
ARG
56
n
56
ARG
56
A
LYS
57
n
57
LYS
57
A
THR
58
n
58
THR
58
A
TRP
59
n
59
TRP
59
A
GLU
60
n
60
GLU
60
A
SER
61
n
61
SER
61
A
ILE
62
n
62
ILE
62
A
PRO
63
n
63
PRO
63
A
GLN
64
n
64
GLN
64
A
LYS
65
n
65
LYS
65
A
PHE
66
n
66
PHE
66
A
ARG
67
n
67
ARG
67
A
PRO
68
n
68
PRO
68
A
LEU
69
n
69
LEU
69
A
PRO
70
n
70
PRO
70
A
ASP
71
n
71
ASP
71
A
ARG
72
n
72
ARG
72
A
LEU
73
n
73
LEU
73
A
ASN
74
n
74
ASN
74
A
ILE
75
n
75
ILE
75
A
ILE
76
n
76
ILE
76
A
LEU
77
n
77
LEU
77
A
SER
78
n
78
SER
78
A
ARG
79
n
79
ARG
79
A
SER
80
n
80
SER
80
A
TYR
81
n
81
TYR
81
A
GLU
82
n
82
GLU
82
A
ASN
83
n
83
ASN
83
A
GLU
84
n
84
GLU
84
A
ILE
85
n
85
ILE
85
A
ILE
86
n
86
ILE
86
A
ASP
87
n
87
ASP
87
A
ASP
88
n
88
ASP
88
A
ASN
89
n
89
ASN
89
A
ILE
90
n
90
ILE
90
A
ILE
91
n
91
ILE
91
A
HIS
92
n
92
HIS
92
A
ALA
93
n
93
ALA
93
A
SER
94
n
94
SER
94
A
SER
95
n
95
SER
95
A
ILE
96
n
96
ILE
96
A
GLU
97
n
97
GLU
97
A
SER
98
n
98
SER
98
A
SER
99
n
99
SER
99
A
LEU
100
n
100
LEU
100
A
ASN
101
n
101
ASN
101
A
LEU
102
n
102
LEU
102
A
VAL
103
n
103
VAL
103
A
SER
104
n
104
SER
104
A
ASP
105
n
105
ASP
105
A
VAL
106
n
106
VAL
106
A
GLU
107
n
107
GLU
107
A
ARG
108
n
108
ARG
108
A
VAL
109
n
109
VAL
109
A
PHE
110
n
110
PHE
110
A
ILE
111
n
111
ILE
111
A
ILE
112
n
112
ILE
112
A
GLY
113
n
113
GLY
113
A
GLY
114
n
114
GLY
114
A
ALA
115
n
115
ALA
115
A
GLU
116
n
116
GLU
116
A
ILE
117
n
117
ILE
117
A
TYR
118
n
118
TYR
118
A
ASN
119
n
119
ASN
119
A
GLU
120
n
120
GLU
120
A
LEU
121
n
121
LEU
121
A
ILE
122
n
122
ILE
122
A
ASN
123
n
123
ASN
123
A
ASN
124
n
124
ASN
124
A
SER
125
n
125
SER
125
A
LEU
126
n
126
LEU
126
A
VAL
127
n
127
VAL
127
A
SER
128
n
128
SER
128
A
HIS
129
n
129
HIS
129
A
LEU
130
n
130
LEU
130
A
LEU
131
n
131
LEU
131
A
ILE
132
n
132
ILE
132
A
THR
133
n
133
THR
133
A
GLU
134
n
134
GLU
134
A
ILE
135
n
135
ILE
135
A
GLU
136
n
136
GLU
136
A
HIS
137
n
137
HIS
137
A
PRO
138
n
138
PRO
138
A
SER
139
n
139
SER
139
A
PRO
140
n
140
PRO
140
A
GLU
141
n
141
GLU
141
A
SER
142
n
142
SER
142
A
ILE
143
n
143
ILE
143
A
GLU
144
n
144
GLU
144
A
MET
145
n
145
MET
145
A
ASP
146
n
146
ASP
146
A
THR
147
n
147
THR
147
A
PHE
148
n
148
PHE
148
A
LEU
149
n
149
LEU
149
A
LYS
150
n
150
LYS
150
A
PHE
151
n
151
PHE
151
A
PRO
152
n
152
PRO
152
A
LEU
153
n
153
LEU
153
A
GLU
154
n
154
GLU
154
A
SER
155
n
155
SER
155
A
TRP
156
n
156
TRP
156
A
THR
157
n
157
THR
157
A
LYS
158
n
158
LYS
158
A
GLN
159
n
159
GLN
159
A
PRO
160
n
160
PRO
160
A
LYS
161
n
161
LYS
161
A
SER
162
n
162
SER
162
A
GLU
163
n
163
GLU
163
A
LEU
164
n
164
LEU
164
A
GLN
165
n
165
GLN
165
A
LYS
166
n
166
LYS
166
A
PHE
167
n
167
PHE
167
A
VAL
168
n
168
VAL
168
A
GLY
169
n
169
GLY
169
A
ASP
170
n
170
ASP
170
A
THR
171
n
171
THR
171
A
VAL
172
n
172
VAL
172
A
LEU
173
n
173
LEU
173
A
GLU
174
n
174
GLU
174
A
ASP
175
n
175
ASP
175
A
ASP
176
n
176
ASP
176
A
ILE
177
n
177
ILE
177
A
LYS
178
n
178
LYS
178
A
GLU
179
n
179
GLU
179
A
GLY
180
n
180
GLY
180
A
ASP
181
n
181
ASP
181
A
PHE
182
n
182
PHE
182
A
THR
183
n
183
THR
183
A
TYR
184
n
184
TYR
184
A
ASN
185
n
185
ASN
185
A
TYR
186
n
186
TYR
186
A
THR
187
n
187
THR
187
A
LEU
188
n
188
LEU
188
A
TRP
189
n
189
TRP
189
A
THR
190
n
190
THR
190
A
ARG
191
n
191
ARG
191
A
LYS
192
n
192
LYS
192
A
MET
1
n
1
MET
1
B
LEU
2
n
2
LEU
2
B
LYS
3
n
3
LYS
3
B
PRO
4
n
4
PRO
4
B
ASN
5
n
5
ASN
5
B
VAL
6
n
6
VAL
6
B
ALA
7
n
7
ALA
7
B
ILE
8
n
8
ILE
8
B
ILE
9
n
9
ILE
9
B
VAL
10
n
10
VAL
10
B
ALA
11
n
11
ALA
11
B
ALA
12
n
12
ALA
12
B
LEU
13
n
13
LEU
13
B
LYS
14
n
14
LYS
14
B
PRO
15
n
15
PRO
15
B
ALA
16
n
16
ALA
16
B
LEU
17
n
17
LEU
17
B
GLY
18
n
18
GLY
18
B
ILE
19
n
19
ILE
19
B
GLY
20
n
20
GLY
20
B
TYR
21
n
21
TYR
21
B
LYS
22
n
22
LYS
22
B
GLY
23
n
23
GLY
23
B
LYS
24
n
24
LYS
24
B
MET
25
n
25
MET
25
B
PRO
26
n
26
PRO
26
B
TRP
27
n
27
TRP
27
B
ARG
28
n
28
ARG
28
B
LEU
29
n
29
LEU
29
B
ARG
30
n
30
ARG
30
B
LYS
31
n
31
LYS
31
B
GLU
32
n
32
GLU
32
B
ILE
33
n
33
ILE
33
B
ARG
34
n
34
ARG
34
B
TYR
35
n
35
TYR
35
B
PHE
36
n
36
PHE
36
B
LYS
37
n
37
LYS
37
B
ASP
38
n
38
ASP
38
B
VAL
39
n
39
VAL
39
B
THR
40
n
40
THR
40
B
THR
41
n
41
THR
41
B
ARG
42
n
42
ARG
42
B
THR
43
n
43
THR
43
B
THR
44
n
44
THR
44
B
LYS
45
n
45
LYS
45
B
PRO
46
n
46
PRO
46
B
ASN
47
n
47
ASN
47
B
THR
48
n
48
THR
48
B
ARG
49
n
49
ARG
49
B
ASN
50
n
50
ASN
50
B
ALA
51
n
51
ALA
51
B
VAL
52
n
52
VAL
52
B
ILE
53
n
53
ILE
53
B
MET
54
n
54
MET
54
B
GLY
55
n
55
GLY
55
B
ARG
56
n
56
ARG
56
B
LYS
57
n
57
LYS
57
B
THR
58
n
58
THR
58
B
TRP
59
n
59
TRP
59
B
GLU
60
n
60
GLU
60
B
SER
61
n
61
SER
61
B
ILE
62
n
62
ILE
62
B
PRO
63
n
63
PRO
63
B
GLN
64
n
64
GLN
64
B
LYS
65
n
65
LYS
65
B
PHE
66
n
66
PHE
66
B
ARG
67
n
67
ARG
67
B
PRO
68
n
68
PRO
68
B
LEU
69
n
69
LEU
69
B
PRO
70
n
70
PRO
70
B
ASP
71
n
71
ASP
71
B
ARG
72
n
72
ARG
72
B
LEU
73
n
73
LEU
73
B
ASN
74
n
74
ASN
74
B
ILE
75
n
75
ILE
75
B
ILE
76
n
76
ILE
76
B
LEU
77
n
77
LEU
77
B
SER
78
n
78
SER
78
B
ARG
79
n
79
ARG
79
B
SER
80
n
80
SER
80
B
TYR
81
n
81
TYR
81
B
GLU
82
n
82
GLU
82
B
ASN
83
n
83
ASN
83
B
GLU
84
n
84
GLU
84
B
ILE
85
n
85
ILE
85
B
ILE
86
n
86
ILE
86
B
ASP
87
n
87
ASP
87
B
ASP
88
n
88
ASP
88
B
ASN
89
n
89
ASN
89
B
ILE
90
n
90
ILE
90
B
ILE
91
n
91
ILE
91
B
HIS
92
n
92
HIS
92
B
ALA
93
n
93
ALA
93
B
SER
94
n
94
SER
94
B
SER
95
n
95
SER
95
B
ILE
96
n
96
ILE
96
B
GLU
97
n
97
GLU
97
B
SER
98
n
98
SER
98
B
SER
99
n
99
SER
99
B
LEU
100
n
100
LEU
100
B
ASN
101
n
101
ASN
101
B
LEU
102
n
102
LEU
102
B
VAL
103
n
103
VAL
103
B
SER
104
n
104
SER
104
B
ASP
105
n
105
ASP
105
B
VAL
106
n
106
VAL
106
B
GLU
107
n
107
GLU
107
B
ARG
108
n
108
ARG
108
B
VAL
109
n
109
VAL
109
B
PHE
110
n
110
PHE
110
B
ILE
111
n
111
ILE
111
B
ILE
112
n
112
ILE
112
B
GLY
113
n
113
GLY
113
B
GLY
114
n
114
GLY
114
B
ALA
115
n
115
ALA
115
B
GLU
116
n
116
GLU
116
B
ILE
117
n
117
ILE
117
B
TYR
118
n
118
TYR
118
B
ASN
119
n
119
ASN
119
B
GLU
120
n
120
GLU
120
B
LEU
121
n
121
LEU
121
B
ILE
122
n
122
ILE
122
B
ASN
123
n
123
ASN
123
B
ASN
124
n
124
ASN
124
B
SER
125
n
125
SER
125
B
LEU
126
n
126
LEU
126
B
VAL
127
n
127
VAL
127
B
SER
128
n
128
SER
128
B
HIS
129
n
129
HIS
129
B
LEU
130
n
130
LEU
130
B
LEU
131
n
131
LEU
131
B
ILE
132
n
132
ILE
132
B
THR
133
n
133
THR
133
B
GLU
134
n
134
GLU
134
B
ILE
135
n
135
ILE
135
B
GLU
136
n
136
GLU
136
B
HIS
137
n
137
HIS
137
B
PRO
138
n
138
PRO
138
B
SER
139
n
139
SER
139
B
PRO
140
n
140
PRO
140
B
GLU
141
n
141
GLU
141
B
SER
142
n
142
SER
142
B
ILE
143
n
143
ILE
143
B
GLU
144
n
144
GLU
144
B
MET
145
n
145
MET
145
B
ASP
146
n
146
ASP
146
B
THR
147
n
147
THR
147
B
PHE
148
n
148
PHE
148
B
LEU
149
n
149
LEU
149
B
LYS
150
n
150
LYS
150
B
PHE
151
n
151
PHE
151
B
PRO
152
n
152
PRO
152
B
LEU
153
n
153
LEU
153
B
GLU
154
n
154
GLU
154
B
SER
155
n
155
SER
155
B
TRP
156
n
156
TRP
156
B
THR
157
n
157
THR
157
B
LYS
158
n
158
LYS
158
B
GLN
159
n
159
GLN
159
B
PRO
160
n
160
PRO
160
B
LYS
161
n
161
LYS
161
B
SER
162
n
162
SER
162
B
GLU
163
n
163
GLU
163
B
LEU
164
n
164
LEU
164
B
GLN
165
n
165
GLN
165
B
LYS
166
n
166
LYS
166
B
PHE
167
n
167
PHE
167
B
VAL
168
n
168
VAL
168
B
GLY
169
n
169
GLY
169
B
ASP
170
n
170
ASP
170
B
THR
171
n
171
THR
171
B
VAL
172
n
172
VAL
172
B
LEU
173
n
173
LEU
173
B
GLU
174
n
174
GLU
174
B
ASP
175
n
175
ASP
175
B
ASP
176
n
176
ASP
176
B
ILE
177
n
177
ILE
177
B
LYS
178
n
178
LYS
178
B
GLU
179
n
179
GLU
179
B
GLY
180
n
180
GLY
180
B
ASP
181
n
181
ASP
181
B
PHE
182
n
182
PHE
182
B
THR
183
n
183
THR
183
B
TYR
184
n
184
TYR
184
B
ASN
185
n
185
ASN
185
B
TYR
186
n
186
TYR
186
B
THR
187
n
187
THR
187
B
LEU
188
n
188
LEU
188
B
TRP
189
n
189
TRP
189
B
THR
190
n
190
THR
190
B
ARG
191
n
191
ARG
191
B
LYS
192
n
192
LYS
192
B
author_defined_assembly
1
monomeric
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
ILE
86
A
N
ILE
86
A
O
ILE
90
A
O
ILE
90
A
N
ILE
91
A
N
ILE
91
A
O
ASN
74
A
O
ASN
74
A
N
LEU
73
A
N
LEU
73
A
O
ASN
50
A
O
ASN
50
A
O
ARG
49
A
O
ARG
49
A
N
GLU
107
A
N
GLU
107
A
N
ILE
111
A
N
ILE
111
A
O
ALA
7
A
O
ALA
7
A
O
VAL
6
A
O
VAL
6
A
N
SER
128
A
N
SER
128
A
N
GLU
136
A
N
GLU
136
A
O
THR
183
A
O
THR
183
A
O
THR
190
A
O
THR
190
A
N
THR
157
A
N
THR
157
A
N
ILE
86
A
N
ILE
86
A
O
ILE
90
A
O
ILE
90
A
N
ILE
91
A
N
ILE
91
A
O
ASN
74
A
O
ASN
74
A
N
LEU
73
A
N
LEU
73
A
O
ASN
50
A
O
ASN
50
A
O
ARG
49
A
O
ARG
49
A
N
GLU
107
A
N
GLU
107
A
N
ILE
111
A
N
ILE
111
A
O
ALA
7
A
O
ALA
7
A
O
VAL
6
A
O
VAL
6
A
N
SER
128
A
N
SER
128
A
N
GLU
136
A
N
GLU
136
A
O
THR
183
A
O
THR
183
A
N
TYR
184
A
N
TYR
184
A
O
ILE
177
A
O
ILE
177
A
N
ILE
19
A
N
ILE
19
A
O
THR
147
A
O
THR
147
B
N
ILE
86
B
N
ILE
86
B
O
ILE
90
B
O
ILE
90
B
N
ILE
91
B
N
ILE
91
B
O
ASN
74
B
O
ASN
74
B
O
LEU
73
B
O
LEU
73
B
N
VAL
52
B
N
VAL
52
B
N
ILE
53
B
N
ILE
53
B
O
PHE
110
B
O
PHE
110
B
N
ILE
111
B
N
ILE
111
B
O
ALA
7
B
O
ALA
7
B
O
VAL
6
B
O
VAL
6
B
N
SER
128
B
N
SER
128
B
N
GLU
136
B
N
GLU
136
B
O
THR
183
B
O
THR
183
B
O
THR
190
B
O
THR
190
B
N
THR
157
B
N
THR
157
B
N
ILE
86
B
N
ILE
86
B
O
ILE
90
B
O
ILE
90
B
N
ILE
91
B
N
ILE
91
B
O
ASN
74
B
O
ASN
74
B
O
LEU
73
B
O
LEU
73
B
N
VAL
52
B
N
VAL
52
B
N
ILE
53
B
N
ILE
53
B
O
PHE
110
B
O
PHE
110
B
N
ILE
111
B
N
ILE
111
B
O
ALA
7
B
O
ALA
7
B
O
VAL
6
B
O
VAL
6
B
N
SER
128
B
N
SER
128
B
N
GLU
136
B
N
GLU
136
B
O
THR
183
B
O
THR
183
B
O
TYR
184
B
O
TYR
184
B
N
ILE
177
B
N
ILE
177
B
N
ILE
19
B
N
ILE
19
B
O
THR
147
B
O
THR
147
1
A
CG
LYS
22
A
CG
LYS
22
1
Y
1
A
CD
LYS
22
A
CD
LYS
22
1
Y
1
A
CE
LYS
22
A
CE
LYS
22
1
Y
1
A
NZ
LYS
22
A
NZ
LYS
22
1
Y
1
A
CG
LYS
45
A
CG
LYS
45
1
Y
1
A
CD
LYS
45
A
CD
LYS
45
1
Y
1
A
CE
LYS
45
A
CE
LYS
45
1
Y
1
A
NZ
LYS
45
A
NZ
LYS
45
1
Y
1
A
CG
ASP
105
A
CG
ASP
105
1
Y
1
A
OD1
ASP
105
A
OD1
ASP
105
1
Y
1
A
OD2
ASP
105
A
OD2
ASP
105
1
Y
1
B
NZ
LYS
45
B
NZ
LYS
45
1
Y
1
B
OD1
ASP
170
B
OD1
ASP
170
1
Y
1
B
OD2
ASP
170
B
OD2
ASP
170
1
Y
1
B
CE
LYS
192
B
CE
LYS
192
1
Y
1
B
NZ
LYS
192
B
NZ
LYS
192
1
Y
1
A
ARG
79
0.087
SIDE CHAIN
1
9.48
1.50
110.90
120.38
A
A
A
CA
CB
CG1
VAL
VAL
VAL
6
6
6
A
A
N
1
56.19
1.40
123.60
179.79
A
A
A
CD
NE
CZ
ARG
ARG
ARG
28
28
28
N
1
5.36
0.50
120.30
125.66
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
28
28
28
N
1
9.97
1.40
123.60
133.57
A
A
A
CD
NE
CZ
ARG
ARG
ARG
30
30
30
A
A
A
N
1
6.55
0.50
120.30
126.85
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
30
30
30
A
A
A
N
1
-3.55
0.50
120.30
116.75
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
30
30
30
A
A
A
N
1
13.69
2.20
113.40
127.09
A
A
A
CA
CB
CG
ARG
ARG
ARG
42
42
42
A
N
1
39.52
1.40
123.60
163.12
A
A
A
CD
NE
CZ
ARG
ARG
ARG
42
42
42
A
A
A
N
1
5.37
0.50
120.30
125.67
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
42
42
42
A
A
A
N
1
4.67
0.50
120.30
124.97
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
42
42
42
B
B
B
N
1
-6.07
0.50
120.30
114.23
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
49
49
49
N
1
15.73
1.40
123.60
139.33
A
A
A
CD
NE
CZ
ARG
ARG
ARG
56
56
56
N
1
4.31
0.50
120.30
124.61
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
56
56
56
N
1
8.76
1.40
123.60
132.36
A
A
A
CD
NE
CZ
ARG
ARG
ARG
67
67
67
N
1
6.78
0.50
120.30
127.08
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
67
67
67
N
1
-3.64
0.50
120.30
116.66
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
67
67
67
N
1
8.82
0.50
120.30
129.12
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
72
72
72
N
1
-3.29
0.50
120.30
117.01
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
72
72
72
N
1
3.70
0.50
120.30
124.00
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
79
79
79
A
A
A
N
1
6.05
0.50
120.30
126.35
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
79
79
79
B
B
B
N
1
-4.48
0.50
120.30
115.82
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
79
79
79
A
A
A
N
1
-6.29
0.50
120.30
114.01
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
79
79
79
B
B
B
N
1
4.06
0.60
121.00
125.06
A
A
A
CB
CG
CD1
TYR
TYR
TYR
81
81
81
N
1
14.97
2.30
115.30
130.27
A
A
A
CA
CB
CG
LEU
LEU
LEU
102
102
102
N
1
-4.11
0.50
120.30
116.19
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
108
108
108
N
1
15.30
1.90
111.40
126.70
A
A
A
CB
CA
C
VAL
VAL
VAL
109
109
109
B
N
1
9.56
1.20
123.30
132.86
A
A
A
OE1
CD
OE2
GLU
GLU
GLU
120
120
120
N
1
14.33
2.30
115.30
129.63
A
A
A
CA
CB
CG
LEU
LEU
LEU
131
131
131
B
N
1
9.81
1.50
110.50
120.31
A
A
A
N
CA
CB
SER
SER
SER
142
142
142
N
1
-9.65
1.60
100.20
90.55
A
A
A
CG
SD
CE
MET
MET
MET
145
145
145
N
1
6.55
0.90
118.30
124.85
A
A
A
CB
CG
OD1
ASP
ASP
ASP
146
146
146
N
1
15.96
2.60
111.60
127.56
A
A
A
CB
CG
CD
LYS
LYS
LYS
150
150
150
N
1
14.62
2.20
113.40
128.02
A
A
A
CA
CB
CG
GLU
GLU
GLU
154
154
154
N
1
9.77
1.60
122.70
132.47
A
A
A
O
C
N
THR
THR
LYS
157
157
158
Y
1
4.33
0.50
120.30
124.63
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
191
191
191
N
1
17.26
2.20
113.40
130.66
A
A
A
CA
CB
CG
LYS
LYS
LYS
192
192
192
N
1
9.38
1.50
110.90
120.28
B
B
B
CA
CB
CG1
VAL
VAL
VAL
6
6
6
B
B
N
1
10.68
1.50
110.90
121.58
B
B
B
CA
CB
CG2
VAL
VAL
VAL
6
6
6
A
A
N
1
11.59
1.50
110.90
122.49
B
B
B
CA
CB
CG2
VAL
VAL
VAL
6
6
6
B
B
N
1
18.97
2.00
110.90
129.87
B
B
B
CA
CB
CG2
ILE
ILE
ILE
19
19
19
N
1
15.53
2.20
113.40
128.93
B
B
B
CA
CB
CG
ARG
ARG
ARG
34
34
34
A
N
1
14.00
2.10
111.80
125.80
B
B
B
CG
CD
NE
ARG
ARG
ARG
34
34
34
B
B
B
N
1
9.87
1.40
123.60
133.47
B
B
B
CD
NE
CZ
ARG
ARG
ARG
34
34
34
A
A
A
N
1
20.66
1.40
123.60
144.26
B
B
B
CD
NE
CZ
ARG
ARG
ARG
56
56
56
N
1
3.52
0.50
120.30
123.82
B
B
B
NE
CZ
NH2
ARG
ARG
ARG
56
56
56
N
1
14.81
1.40
123.60
138.41
B
B
B
CD
NE
CZ
ARG
ARG
ARG
67
67
67
N
1
-3.39
0.50
120.30
116.91
B
B
B
NE
CZ
NH1
ARG
ARG
ARG
67
67
67
N
1
4.43
0.50
120.30
124.73
B
B
B
NE
CZ
NH2
ARG
ARG
ARG
67
67
67
N
1
4.21
0.50
120.30
124.51
B
B
B
NE
CZ
NH1
ARG
ARG
ARG
79
79
79
A
A
A
N
1
7.91
0.50
120.30
128.21
B
B
B
NE
CZ
NH1
ARG
ARG
ARG
79
79
79
B
B
B
N
1
-5.92
0.50
120.30
114.38
B
B
B
NE
CZ
NH2
ARG
ARG
ARG
79
79
79
B
B
B
N
1
4.36
0.60
121.00
125.36
B
B
B
CB
CG
CD1
TYR
TYR
TYR
81
81
81
N
1
6.85
0.90
118.30
125.15
B
B
B
CB
CG
OD1
ASP
ASP
ASP
105
105
105
A
A
N
1
6.70
0.50
120.30
127.00
B
B
B
NE
CZ
NH1
ARG
ARG
ARG
108
108
108
N
1
-3.39
0.50
120.30
116.91
B
B
B
NE
CZ
NH2
ARG
ARG
ARG
108
108
108
N
1
11.80
1.70
113.30
125.10
B
B
B
CA
CB
CG
MET
MET
MET
145
145
145
N
1
5.47
0.90
118.30
123.77
B
B
B
CB
CG
OD1
ASP
ASP
ASP
146
146
146
N
1
9.24
1.40
112.40
121.64
B
B
B
CA
CB
CG2
THR
THR
THR
147
147
147
N
1
15.86
2.20
113.40
129.26
B
B
B
CA
CB
CG
LYS
LYS
LYS
150
150
150
A
N
1
3.70
0.60
121.00
124.70
B
B
B
CB
CG
CD1
TYR
TYR
TYR
184
184
184
N
1
A
A
CD
NE
ARG
ARG
28
28
-0.108
0.017
1.460
1.352
N
1
A
A
CD
OE1
GLU
GLU
107
107
-0.077
0.011
1.252
1.175
N
1
A
LYS
3
37.95
59.85
1
A
ASN
47
-106.23
41.27
1
A
GLU
107
-90.15
-70.63
1
A
SER
142
-160.42
-17.60
Restrain least-squares procedure.
0.156
0.156
0.156
1.70
10.0
34713
31488
81.8
1
Konnert, J.H. & Hendrickson, W.A. (1980) Acta Crystallogr. A A36, 344.
2.0
0.0
DIRECT REPLACEMENT
Candida albicans DHFR NADPH complex (1AI9)
Hendrickson, W.A. (1985) Methods Enzymol. 115, 252-270.
1.70
10.0
236
3575
144
0
3195
0.021
0.030
0.034
0.040
0.040
0.050
0.100
2.630
1.0
3.218
2.0
4.073
2.5
5.478
5.0
0.021
0.030
0.276
0.300
0.166
0.200
0.154
0.200
0.127
0.200
0.200
4.0
6.0
16.1
10.0
31.4
10.0
6.0
0.204
1.8
0
1697
0.162
2.0
0
5855
0.15
2.16
0
4322
0.152
2.39
0
4800
0.162
2.77
0
5184
0.151
3.63
0
5414
0.163
10.0
0
4216
30.9
1.70
25.0
1IA1
113037
34713
0.0
-3.0
0.05
0.05
1
21.26
3.26
81.8
0.2237
1.70
1.81
2.15
2894
0.2237
2.31
41.14
data reduction
X-GEN
model building
FRODO
refinement
PROFFT
data scaling
X-GEN
Candida albicans dihydrofolate reductase complexed with dihydro-nicotinamide-adenine-dinucleotide phosphate (NADPH) and 5-(PHENYLSULFANYL)-2,4-QUINAZOLINEDIAMINE (GW997)
1
N
N
1
N
N
2
N
N
3
N
N
4
N
N
2
N
N
3
N
N
4
N
N
5
N
N
5
N
N
Dihydrofolate reductase is active as a monomer.
A
LEU
29
A
LEU
29
HELX_P
A
ARG
42
A
ARG
42
1
1
14
A
ARG
56
A
ARG
56
HELX_P
A
ILE
62
A
ILE
62
1
2
7
A
PRO
63
A
PRO
63
HELX_P
A
ARG
67
A
ARG
67
5
3
5
A
SER
95
A
SER
95
HELX_P
A
ASN
101
A
ASN
101
1
4
7
A
GLY
114
A
GLY
114
HELX_P
A
ILE
122
A
ILE
122
1
5
9
A
PRO
152
A
PRO
152
HELX_P
A
GLU
154
A
GLU
154
5
6
3
A
PRO
160
A
PRO
160
HELX_P
A
GLY
169
A
GLY
169
1
7
10
B
LEU
29
B
LEU
29
HELX_P
B
ARG
42
B
ARG
42
1
8
14
B
ARG
56
B
ARG
56
HELX_P
B
SER
61
B
SER
61
1
9
6
B
PRO
63
B
PRO
63
HELX_P
B
ARG
67
B
ARG
67
5
10
5
B
SER
95
B
SER
95
HELX_P
B
LEU
100
B
LEU
100
1
11
6
B
GLY
114
B
GLY
114
HELX_P
B
ILE
122
B
ILE
122
1
12
9
B
SER
139
B
SER
139
HELX_P
B
ILE
143
B
ILE
143
5
13
5
B
PRO
152
B
PRO
152
HELX_P
B
GLU
154
B
GLU
154
5
14
3
B
PRO
160
B
PRO
160
HELX_P
B
GLY
169
B
GLY
169
1
15
10
OXIDOREDUCTASE
OXIDOREDUCTASE, ANTIFUNGAL TARGET, REDUCTASE
A
LYS
14
A
LYS
14
1
A
PRO
15
A
PRO
15
3.95
A
ARG
67
A
ARG
67
1
A
PRO
68
A
PRO
68
-0.71
A
GLY
113
A
GLY
113
1
A
GLY
114
A
GLY
114
-0.14
B
LYS
14
B
LYS
14
1
B
PRO
15
B
PRO
15
-0.10
B
ARG
67
B
ARG
67
1
B
PRO
68
B
PRO
68
1.44
B
GLY
113
B
GLY
113
1
B
GLY
114
B
GLY
114
-0.64
DYR_CANAL
UNP
1
1
P22906
MLKPNVAIIVAALKPALGIGYKGKMPWRLRKEIRYFKDVTTRTTKPNTRNAVIMGRKTWESIPQKFRPLPDRLNIILSRS
YENEIIDDNIIHASSIESSLNLVSDVERVFIIGGAEIYNELINNSLVSHLLITEIEHPSPESIEMDTFLKFPLESWTKQP
KSELQKFVGDTVLEDDIKEGDFTYNYTLWTRK
1
192
1IA1
1
192
P22906
A
1
1
192
1
192
1IA1
1
192
P22906
B
1
1
192
9
9
2
9
9
2
anti-parallel
parallel
parallel
parallel
parallel
parallel
anti-parallel
anti-parallel
anti-parallel
parallel
parallel
parallel
parallel
parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
parallel
parallel
parallel
parallel
parallel
anti-parallel
anti-parallel
anti-parallel
parallel
parallel
parallel
parallel
parallel
anti-parallel
anti-parallel
anti-parallel
A
GLU
84
A
GLU
84
A
ASP
87
A
ASP
87
A
ILE
90
A
ILE
90
A
ALA
93
A
ALA
93
A
LEU
73
A
LEU
73
A
LEU
77
A
LEU
77
A
ARG
49
A
ARG
49
A
GLY
55
A
GLY
55
A
VAL
106
A
VAL
106
A
GLY
113
A
GLY
113
A
VAL
6
A
VAL
6
A
LEU
13
A
LEU
13
A
VAL
127
A
VAL
127
A
GLU
136
A
GLU
136
A
PHE
182
A
PHE
182
A
ARG
191
A
ARG
191
A
TRP
156
A
TRP
156
A
LYS
158
A
LYS
158
A
GLU
84
A
GLU
84
A
ASP
87
A
ASP
87
A
ILE
90
A
ILE
90
A
ALA
93
A
ALA
93
A
LEU
73
A
LEU
73
A
LEU
77
A
LEU
77
A
ARG
49
A
ARG
49
A
GLY
55
A
GLY
55
A
VAL
106
A
VAL
106
A
GLY
113
A
GLY
113
A
VAL
6
A
VAL
6
A
LEU
13
A
LEU
13
A
VAL
127
A
VAL
127
A
GLU
136
A
GLU
136
A
PHE
182
A
PHE
182
A
ARG
191
A
ARG
191
A
ILE
177
A
ILE
177
A
GLU
179
A
GLU
179
A
GLY
18
A
GLY
18
A
GLY
20
A
GLY
20
A
THR
147
A
THR
147
A
PHE
148
A
PHE
148
B
GLU
84
B
GLU
84
B
ASP
87
B
ASP
87
B
ILE
90
B
ILE
90
B
ALA
93
B
ALA
93
B
LEU
73
B
LEU
73
B
LEU
77
B
LEU
77
B
ALA
51
B
ALA
51
B
GLY
55
B
GLY
55
B
VAL
109
B
VAL
109
B
GLY
113
B
GLY
113
B
VAL
6
B
VAL
6
B
LEU
13
B
LEU
13
B
VAL
127
B
VAL
127
B
GLU
136
B
GLU
136
B
PHE
182
B
PHE
182
B
ARG
191
B
ARG
191
B
TRP
156
B
TRP
156
B
LYS
158
B
LYS
158
B
GLU
84
B
GLU
84
B
ASP
87
B
ASP
87
B
ILE
90
B
ILE
90
B
ALA
93
B
ALA
93
B
LEU
73
B
LEU
73
B
LEU
77
B
LEU
77
B
ALA
51
B
ALA
51
B
GLY
55
B
GLY
55
B
VAL
109
B
VAL
109
B
GLY
113
B
GLY
113
B
VAL
6
B
VAL
6
B
LEU
13
B
LEU
13
B
VAL
127
B
VAL
127
B
GLU
136
B
GLU
136
B
PHE
182
B
PHE
182
B
ARG
191
B
ARG
191
B
ILE
177
B
ILE
177
B
GLU
179
B
GLU
179
B
GLY
18
B
GLY
18
B
GLY
20
B
GLY
20
B
THR
147
B
THR
147
B
PHE
148
B
PHE
148
BINDING SITE FOR RESIDUE PO4 A 201
A
PO4
201
Software
3
BINDING SITE FOR RESIDUE PO4 B 202
B
PO4
202
Software
4
BINDING SITE FOR RESIDUE NDP A 193
A
NDP
193
Software
30
BINDING SITE FOR RESIDUE TQ3 A 194
A
TQ3
194
Software
11
BINDING SITE FOR RESIDUE NDP B 195
B
NDP
195
Software
31
BINDING SITE FOR RESIDUE TQ3 B 196
B
TQ3
196
Software
10
A
PHE
36
A
PHE
36
3
1_555
A
LYS
37
A
LYS
37
3
1_555
A
ARG
72
A
ARG
72
3
1_555
B
PHE
36
B
PHE
36
4
1_555
B
LYS
37
B
LYS
37
4
1_555
B
ARG
72
B
ARG
72
4
1_555
B
HOH
301
J
HOH
4
1_555
A
VAL
10
A
VAL
10
30
1_555
A
ALA
11
A
ALA
11
30
1_555
A
ILE
19
A
ILE
19
30
1_555
A
GLY
20
A
GLY
20
30
1_555
A
GLY
23
A
GLY
23
30
1_555
A
LYS
24
A
LYS
24
30
1_555
A
MET
25
A
MET
25
30
1_555
A
ARG
30
A
ARG
30
30
1_556
A
LYS
31
A
LYS
31
30
1_556
A
GLY
55
A
GLY
55
30
1_555
A
ARG
56
A
ARG
56
30
1_555
A
LYS
57
A
LYS
57
30
1_555
A
THR
58
A
THR
58
30
1_555
A
LEU
77
A
LEU
77
30
1_555
A
SER
78
A
SER
78
30
1_555
A
ARG
79
A
ARG
79
30
1_555
A
SER
94
A
SER
94
30
1_555
A
ILE
112
A
ILE
112
30
1_555
A
GLY
114
A
GLY
114
30
1_555
A
ALA
115
A
ALA
115
30
1_555
A
GLU
116
A
GLU
116
30
1_555
A
ILE
117
A
ILE
117
30
1_555
A
TYR
118
A
TYR
118
30
1_555
A
GLU
120
A
GLU
120
30
1_555
A
TQ3
194
E
TQ3
30
1_555
A
HOH
352
I
HOH
30
1_555
A
HOH
360
I
HOH
30
1_555
A
HOH
361
I
HOH
30
1_555
A
HOH
395
I
HOH
30
1_555
A
HOH
423
I
HOH
30
1_555
A
ILE
9
A
ILE
9
11
1_555
A
VAL
10
A
VAL
10
11
1_555
A
ALA
11
A
ALA
11
11
1_555
A
GLU
32
A
GLU
32
11
1_555
A
ILE
33
A
ILE
33
11
1_555
A
PHE
36
A
PHE
36
11
1_555
A
ILE
62
A
ILE
62
11
1_555
A
ILE
112
A
ILE
112
11
1_555
A
TYR
118
A
TYR
118
11
1_555
A
THR
133
A
THR
133
11
1_555
A
NDP
193
D
NDP
11
1_555
B
VAL
10
B
VAL
10
31
1_555
B
ALA
11
B
ALA
11
31
1_555
B
ILE
19
B
ILE
19
31
1_555
B
GLY
20
B
GLY
20
31
1_555
B
GLY
23
B
GLY
23
31
1_555
B
LYS
24
B
LYS
24
31
1_555
B
MET
25
B
MET
25
31
1_555
B
GLY
55
B
GLY
55
31
1_555
B
ARG
56
B
ARG
56
31
1_555
B
LYS
57
B
LYS
57
31
1_555
B
THR
58
B
THR
58
31
1_555
B
LEU
77
B
LEU
77
31
1_555
B
SER
78
B
SER
78
31
1_555
B
ARG
79
B
ARG
79
31
1_555
B
SER
94
B
SER
94
31
1_555
B
SER
95
B
SER
95
31
1_555
B
ILE
96
B
ILE
96
31
1_555
B
ILE
112
B
ILE
112
31
1_555
B
GLY
114
B
GLY
114
31
1_555
B
ALA
115
B
ALA
115
31
1_555
B
GLU
116
B
GLU
116
31
1_555
B
ILE
117
B
ILE
117
31
1_555
B
TYR
118
B
TYR
118
31
1_555
B
GLU
120
B
GLU
120
31
1_555
B
TQ3
196
H
TQ3
31
1_555
B
HOH
322
J
HOH
31
1_555
B
HOH
350
J
HOH
31
1_555
B
HOH
364
J
HOH
31
1_555
B
HOH
389
J
HOH
31
1_555
B
HOH
394
J
HOH
31
1_555
B
HOH
400
J
HOH
31
1_555
B
ILE
9
B
ILE
9
10
1_555
B
VAL
10
B
VAL
10
10
1_555
B
MET
25
B
MET
25
10
1_555
B
GLU
32
B
GLU
32
10
1_555
B
PHE
36
B
PHE
36
10
1_555
B
SER
61
B
SER
61
10
1_555
B
ILE
62
B
ILE
62
10
1_555
B
ILE
112
B
ILE
112
10
1_555
B
TYR
118
B
TYR
118
10
1_555
B
NDP
195
G
NDP
10
1_555
4
P 1 21 1