0.00762
0.00000
0.00000
0.00000
0.00762
0.00000
0.00000
0.00000
0.00762
0.00000
0.00000
0.00000
Erlanson, D.A.
Braisted, A.C.
Raphael, D.R.
Randal, M.
Stroud, R.M.
Gordon, E.
Wells, J.A.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
24
90.00
90.00
90.00
131.170
131.170
131.170
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
C6 H11 N O4 S
193.221
n
N-CARBOXYMETHIONINE
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
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
O4 S -2
96.063
SULFATE ION
non-polymer
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
US
Proc.Natl.Acad.Sci.USA
PNASA6
0040
0027-8424
97
9367
9372
10.1073/pnas.97.17.9367
10944209
Site-directed ligand discovery.
2000
10.2210/pdb1f4b/pdb
pdb_00001f4b
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
IMAGE PLATE
1999-12-05
RIGAKU RAXIS IV
SINGLE WAVELENGTH
M
x-ray
1
1.5418
1.0
1.5418
ROTATING ANODE
RIGAKU RUH3R
30559.666
THYMIDYLATE SYNTHASE
2.1.1.45
1
man
polymer
96.063
SULFATE ION
3
syn
non-polymer
92.094
GLYCEROL
2
syn
non-polymer
18.015
water
262
nat
water
no
yes
(CXM)KQYLELMQKVLDEGTQKNDRTGTGTLSIFGHQMRFNLQDGFPLVTTKRCHLRSIIHELLWFLQGDTNIAYLHENN
VTIWDEWADENGDLGPVYGKQWRAWPTPDGRHIDQITTVLNQLKNDPDSRRIIVSAWNVGELDKMALAPCHAFFQFYVAD
GKLSCQLYQRSCDVFLGLPFNIASYALLVHMMAQQCDLEVGDFVWTGGDTHLYSNHMDQTHLQLSREPRPLPKLIIKRKP
ESIFDYRFEDFEIEGYDPHPGIKAPVAI
MKQYLELMQKVLDEGTQKNDRTGTGTLSIFGHQMRFNLQDGFPLVTTKRCHLRSIIHELLWFLQGDTNIAYLHENNVTIW
DEWADENGDLGPVYGKQWRAWPTPDGRHIDQITTVLNQLKNDPDSRRIIVSAWNVGELDKMALAPCHAFFQFYVADGKLS
CQLYQRSCDVFLGLPFNIASYALLVHMMAQQCDLEVGDFVWTGGDTHLYSNHMDQTHLQLSREPRPLPKLIIKRKPESIF
DYRFEDFEIEGYDPHPGIKAPVAI
A
polypeptide(L)
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
Escherichia
Escherichia
sample
562
Escherichia coli
562
Escherichia coli
C2913
PLASMID
PTHYAWT
1
3.09
60
VAPOR DIFFUSION, HANGING DROP
7.0
2.0 M ammonium sulphate, 20 mM potassium phosphate, 0.2 M EDTA, pH 7.0, VAPOR DIFFUSION, HANGING DROP
293.0
software
exptl_crystal_grow
database_2
struct_conn
struct_ref_seq_dif
struct_site
repository
Initial release
Version format compliance
Derived calculations
Version format compliance
Refinement description
Experimental preparation
Database references
Derived calculations
1
0
2000-06-22
1
1
2008-04-27
1
2
2011-07-13
1
3
2017-10-04
1
4
2018-01-31
1
5
2021-11-03
_exptl_crystal_grow.pdbx_details
_exptl_crystal_grow.temp
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_struct_conn.pdbx_leaving_atom_flag
_struct_ref_seq_dif.details
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
1F4C contains the same protein covalently modified at C146 with N-[TOSYL-D-PROLINYL]AMINO-ETHANETHIOL
1F4D contains a mutant form of the same protein covalently modified at C143 with N-[TOSYL-D-PROLINYL]AMINO-ETHANETHIOL
1F4E contains the same protein complexed with tosyl-D-proline
1F4F contains the same protein complexed with SP-722
1F4G contains the same protein complexed with SP-876
RCSB
Y
RCSB
2000-06-07
REL
SO4
SULFATE ION
GOL
GLYCEROL
HOH
water
SUL
3
2
SO4
SO4
303
A
SUL
4
2
SO4
SO4
304
A
SUL
5
2
SO4
SO4
305
A
GOL
1
3
GOL
GOL
301
A
GOL
2
3
GOL
GOL
302
A
WAT
1
4
HOH
HOH
306
A
WAT
2
4
HOH
HOH
307
A
WAT
3
4
HOH
HOH
308
A
WAT
4
4
HOH
HOH
309
A
WAT
5
4
HOH
HOH
310
A
WAT
6
4
HOH
HOH
311
A
WAT
7
4
HOH
HOH
312
A
WAT
8
4
HOH
HOH
313
A
WAT
9
4
HOH
HOH
314
A
WAT
10
4
HOH
HOH
315
A
WAT
11
4
HOH
HOH
316
A
WAT
12
4
HOH
HOH
317
A
WAT
13
4
HOH
HOH
318
A
WAT
14
4
HOH
HOH
319
A
WAT
15
4
HOH
HOH
320
A
WAT
16
4
HOH
HOH
321
A
WAT
17
4
HOH
HOH
322
A
WAT
18
4
HOH
HOH
323
A
WAT
19
4
HOH
HOH
324
A
WAT
20
4
HOH
HOH
325
A
WAT
21
4
HOH
HOH
326
A
WAT
22
4
HOH
HOH
327
A
WAT
23
4
HOH
HOH
328
A
WAT
24
4
HOH
HOH
329
A
WAT
25
4
HOH
HOH
330
A
WAT
26
4
HOH
HOH
331
A
WAT
27
4
HOH
HOH
332
A
WAT
28
4
HOH
HOH
333
A
WAT
29
4
HOH
HOH
334
A
WAT
30
4
HOH
HOH
335
A
WAT
31
4
HOH
HOH
336
A
WAT
32
4
HOH
HOH
337
A
WAT
33
4
HOH
HOH
338
A
WAT
34
4
HOH
HOH
339
A
WAT
35
4
HOH
HOH
340
A
WAT
36
4
HOH
HOH
341
A
WAT
37
4
HOH
HOH
342
A
WAT
38
4
HOH
HOH
343
A
WAT
39
4
HOH
HOH
344
A
WAT
40
4
HOH
HOH
345
A
WAT
41
4
HOH
HOH
346
A
WAT
42
4
HOH
HOH
347
A
WAT
43
4
HOH
HOH
348
A
WAT
44
4
HOH
HOH
349
A
WAT
45
4
HOH
HOH
350
A
WAT
46
4
HOH
HOH
351
A
WAT
47
4
HOH
HOH
352
A
WAT
48
4
HOH
HOH
353
A
WAT
49
4
HOH
HOH
354
A
WAT
50
4
HOH
HOH
355
A
WAT
51
4
HOH
HOH
356
A
WAT
52
4
HOH
HOH
357
A
WAT
53
4
HOH
HOH
358
A
WAT
54
4
HOH
HOH
359
A
WAT
55
4
HOH
HOH
360
A
WAT
56
4
HOH
HOH
361
A
WAT
57
4
HOH
HOH
362
A
WAT
58
4
HOH
HOH
363
A
WAT
59
4
HOH
HOH
364
A
WAT
60
4
HOH
HOH
365
A
WAT
61
4
HOH
HOH
366
A
WAT
62
4
HOH
HOH
367
A
WAT
63
4
HOH
HOH
368
A
WAT
64
4
HOH
HOH
369
A
WAT
65
4
HOH
HOH
370
A
WAT
66
4
HOH
HOH
371
A
WAT
67
4
HOH
HOH
372
A
WAT
68
4
HOH
HOH
373
A
WAT
69
4
HOH
HOH
374
A
WAT
70
4
HOH
HOH
375
A
WAT
71
4
HOH
HOH
376
A
WAT
72
4
HOH
HOH
377
A
WAT
73
4
HOH
HOH
378
A
WAT
74
4
HOH
HOH
379
A
WAT
75
4
HOH
HOH
380
A
WAT
76
4
HOH
HOH
381
A
WAT
77
4
HOH
HOH
382
A
WAT
78
4
HOH
HOH
383
A
WAT
79
4
HOH
HOH
384
A
WAT
80
4
HOH
HOH
385
A
WAT
81
4
HOH
HOH
386
A
WAT
82
4
HOH
HOH
387
A
WAT
83
4
HOH
HOH
388
A
WAT
84
4
HOH
HOH
389
A
WAT
85
4
HOH
HOH
390
A
WAT
86
4
HOH
HOH
391
A
WAT
87
4
HOH
HOH
392
A
WAT
88
4
HOH
HOH
393
A
WAT
89
4
HOH
HOH
394
A
WAT
90
4
HOH
HOH
395
A
WAT
91
4
HOH
HOH
396
A
WAT
92
4
HOH
HOH
397
A
WAT
93
4
HOH
HOH
398
A
WAT
94
4
HOH
HOH
399
A
WAT
95
4
HOH
HOH
400
A
WAT
96
4
HOH
HOH
401
A
WAT
97
4
HOH
HOH
402
A
WAT
98
4
HOH
HOH
403
A
WAT
99
4
HOH
HOH
404
A
WAT
100
4
HOH
HOH
405
A
WAT
101
4
HOH
HOH
406
A
WAT
102
4
HOH
HOH
407
A
WAT
103
4
HOH
HOH
408
A
WAT
104
4
HOH
HOH
409
A
WAT
105
4
HOH
HOH
410
A
WAT
106
4
HOH
HOH
411
A
WAT
107
4
HOH
HOH
412
A
WAT
108
4
HOH
HOH
413
A
WAT
109
4
HOH
HOH
414
A
WAT
110
4
HOH
HOH
415
A
WAT
111
4
HOH
HOH
416
A
WAT
112
4
HOH
HOH
417
A
WAT
113
4
HOH
HOH
418
A
WAT
114
4
HOH
HOH
419
A
WAT
115
4
HOH
HOH
420
A
WAT
116
4
HOH
HOH
421
A
WAT
117
4
HOH
HOH
422
A
WAT
118
4
HOH
HOH
423
A
WAT
119
4
HOH
HOH
424
A
WAT
120
4
HOH
HOH
425
A
WAT
121
4
HOH
HOH
426
A
WAT
122
4
HOH
HOH
427
A
WAT
123
4
HOH
HOH
428
A
WAT
124
4
HOH
HOH
429
A
WAT
125
4
HOH
HOH
430
A
WAT
126
4
HOH
HOH
431
A
WAT
127
4
HOH
HOH
432
A
WAT
128
4
HOH
HOH
433
A
WAT
129
4
HOH
HOH
434
A
WAT
130
4
HOH
HOH
435
A
WAT
131
4
HOH
HOH
436
A
WAT
132
4
HOH
HOH
437
A
WAT
133
4
HOH
HOH
438
A
WAT
134
4
HOH
HOH
439
A
WAT
135
4
HOH
HOH
440
A
WAT
136
4
HOH
HOH
441
A
WAT
137
4
HOH
HOH
442
A
WAT
138
4
HOH
HOH
443
A
WAT
139
4
HOH
HOH
444
A
WAT
140
4
HOH
HOH
445
A
WAT
141
4
HOH
HOH
446
A
WAT
142
4
HOH
HOH
447
A
WAT
143
4
HOH
HOH
448
A
WAT
144
4
HOH
HOH
449
A
WAT
145
4
HOH
HOH
450
A
WAT
146
4
HOH
HOH
451
A
WAT
147
4
HOH
HOH
452
A
WAT
148
4
HOH
HOH
453
A
WAT
149
4
HOH
HOH
454
A
WAT
150
4
HOH
HOH
455
A
WAT
151
4
HOH
HOH
456
A
WAT
152
4
HOH
HOH
457
A
WAT
153
4
HOH
HOH
458
A
WAT
154
4
HOH
HOH
459
A
WAT
155
4
HOH
HOH
460
A
WAT
156
4
HOH
HOH
461
A
WAT
157
4
HOH
HOH
462
A
WAT
158
4
HOH
HOH
463
A
WAT
159
4
HOH
HOH
464
A
WAT
160
4
HOH
HOH
465
A
WAT
161
4
HOH
HOH
466
A
WAT
162
4
HOH
HOH
467
A
WAT
163
4
HOH
HOH
468
A
WAT
164
4
HOH
HOH
469
A
WAT
165
4
HOH
HOH
470
A
WAT
166
4
HOH
HOH
471
A
WAT
167
4
HOH
HOH
472
A
WAT
168
4
HOH
HOH
473
A
WAT
169
4
HOH
HOH
474
A
WAT
170
4
HOH
HOH
475
A
WAT
171
4
HOH
HOH
476
A
WAT
172
4
HOH
HOH
477
A
WAT
173
4
HOH
HOH
478
A
WAT
174
4
HOH
HOH
479
A
WAT
175
4
HOH
HOH
480
A
WAT
176
4
HOH
HOH
481
A
WAT
177
4
HOH
HOH
482
A
WAT
178
4
HOH
HOH
483
A
WAT
179
4
HOH
HOH
484
A
WAT
180
4
HOH
HOH
485
A
WAT
181
4
HOH
HOH
486
A
WAT
182
4
HOH
HOH
487
A
WAT
183
4
HOH
HOH
488
A
WAT
184
4
HOH
HOH
489
A
WAT
185
4
HOH
HOH
490
A
WAT
186
4
HOH
HOH
491
A
WAT
187
4
HOH
HOH
492
A
WAT
188
4
HOH
HOH
493
A
WAT
189
4
HOH
HOH
494
A
WAT
190
4
HOH
HOH
495
A
WAT
191
4
HOH
HOH
496
A
WAT
192
4
HOH
HOH
497
A
WAT
193
4
HOH
HOH
498
A
WAT
194
4
HOH
HOH
499
A
WAT
195
4
HOH
HOH
500
A
WAT
196
4
HOH
HOH
501
A
WAT
197
4
HOH
HOH
502
A
WAT
198
4
HOH
HOH
503
A
WAT
199
4
HOH
HOH
504
A
WAT
200
4
HOH
HOH
505
A
WAT
201
4
HOH
HOH
506
A
WAT
202
4
HOH
HOH
507
A
WAT
203
4
HOH
HOH
508
A
WAT
204
4
HOH
HOH
509
A
WAT
205
4
HOH
HOH
510
A
WAT
206
4
HOH
HOH
511
A
WAT
207
4
HOH
HOH
512
A
WAT
208
4
HOH
HOH
513
A
WAT
209
4
HOH
HOH
514
A
WAT
210
4
HOH
HOH
515
A
WAT
211
4
HOH
HOH
516
A
WAT
212
4
HOH
HOH
517
A
WAT
213
4
HOH
HOH
518
A
WAT
214
4
HOH
HOH
519
A
WAT
215
4
HOH
HOH
520
A
WAT
216
4
HOH
HOH
521
A
WAT
217
4
HOH
HOH
522
A
WAT
218
4
HOH
HOH
523
A
WAT
219
4
HOH
HOH
524
A
WAT
220
4
HOH
HOH
525
A
WAT
221
4
HOH
HOH
526
A
WAT
222
4
HOH
HOH
527
A
WAT
223
4
HOH
HOH
528
A
WAT
224
4
HOH
HOH
529
A
WAT
225
4
HOH
HOH
530
A
WAT
226
4
HOH
HOH
531
A
WAT
227
4
HOH
HOH
532
A
WAT
228
4
HOH
HOH
533
A
WAT
229
4
HOH
HOH
534
A
WAT
230
4
HOH
HOH
535
A
WAT
231
4
HOH
HOH
536
A
WAT
232
4
HOH
HOH
537
A
WAT
233
4
HOH
HOH
538
A
WAT
234
4
HOH
HOH
539
A
WAT
235
4
HOH
HOH
540
A
WAT
236
4
HOH
HOH
541
A
WAT
237
4
HOH
HOH
542
A
WAT
238
4
HOH
HOH
543
A
WAT
239
4
HOH
HOH
544
A
WAT
240
4
HOH
HOH
545
A
WAT
241
4
HOH
HOH
546
A
WAT
242
4
HOH
HOH
547
A
WAT
243
4
HOH
HOH
548
A
WAT
244
4
HOH
HOH
549
A
WAT
245
4
HOH
HOH
550
A
WAT
246
4
HOH
HOH
551
A
WAT
247
4
HOH
HOH
552
A
WAT
248
4
HOH
HOH
553
A
WAT
249
4
HOH
HOH
554
A
WAT
250
4
HOH
HOH
555
A
WAT
251
4
HOH
HOH
556
A
WAT
252
4
HOH
HOH
557
A
WAT
253
4
HOH
HOH
558
A
WAT
254
4
HOH
HOH
559
A
WAT
255
4
HOH
HOH
560
A
WAT
256
4
HOH
HOH
561
A
WAT
257
4
HOH
HOH
562
A
WAT
258
4
HOH
HOH
563
A
WAT
259
4
HOH
HOH
564
A
WAT
260
4
HOH
HOH
565
A
WAT
261
4
HOH
HOH
566
A
WAT
262
4
HOH
HOH
567
A
CXM
1
n
1
CXM
1
A
LYS
2
n
2
LYS
2
A
GLN
3
n
3
GLN
3
A
TYR
4
n
4
TYR
4
A
LEU
5
n
5
LEU
5
A
GLU
6
n
6
GLU
6
A
LEU
7
n
7
LEU
7
A
MET
8
n
8
MET
8
A
GLN
9
n
9
GLN
9
A
LYS
10
n
10
LYS
10
A
VAL
11
n
11
VAL
11
A
LEU
12
n
12
LEU
12
A
ASP
13
n
13
ASP
13
A
GLU
14
n
14
GLU
14
A
GLY
15
n
15
GLY
15
A
THR
16
n
16
THR
16
A
GLN
17
n
17
GLN
17
A
LYS
18
n
18
LYS
18
A
ASN
19
n
19
ASN
19
A
ASP
20
n
20
ASP
20
A
ARG
21
n
21
ARG
21
A
THR
22
n
22
THR
22
A
GLY
23
n
23
GLY
23
A
THR
24
n
24
THR
24
A
GLY
25
n
25
GLY
25
A
THR
26
n
26
THR
26
A
LEU
27
n
27
LEU
27
A
SER
28
n
28
SER
28
A
ILE
29
n
29
ILE
29
A
PHE
30
n
30
PHE
30
A
GLY
31
n
31
GLY
31
A
HIS
32
n
32
HIS
32
A
GLN
33
n
33
GLN
33
A
MET
34
n
34
MET
34
A
ARG
35
n
35
ARG
35
A
PHE
36
n
36
PHE
36
A
ASN
37
n
37
ASN
37
A
LEU
38
n
38
LEU
38
A
GLN
39
n
39
GLN
39
A
ASP
40
n
40
ASP
40
A
GLY
41
n
41
GLY
41
A
PHE
42
n
42
PHE
42
A
PRO
43
n
43
PRO
43
A
LEU
44
n
44
LEU
44
A
VAL
45
n
45
VAL
45
A
THR
46
n
46
THR
46
A
THR
47
n
47
THR
47
A
LYS
48
n
48
LYS
48
A
ARG
49
n
49
ARG
49
A
CYS
50
n
50
CYS
50
A
HIS
51
n
51
HIS
51
A
LEU
52
n
52
LEU
52
A
ARG
53
n
53
ARG
53
A
SER
54
n
54
SER
54
A
ILE
55
n
55
ILE
55
A
ILE
56
n
56
ILE
56
A
HIS
57
n
57
HIS
57
A
GLU
58
n
58
GLU
58
A
LEU
59
n
59
LEU
59
A
LEU
60
n
60
LEU
60
A
TRP
61
n
61
TRP
61
A
PHE
62
n
62
PHE
62
A
LEU
63
n
63
LEU
63
A
GLN
64
n
64
GLN
64
A
GLY
65
n
65
GLY
65
A
ASP
66
n
66
ASP
66
A
THR
67
n
67
THR
67
A
ASN
68
n
68
ASN
68
A
ILE
69
n
69
ILE
69
A
ALA
70
n
70
ALA
70
A
TYR
71
n
71
TYR
71
A
LEU
72
n
72
LEU
72
A
HIS
73
n
73
HIS
73
A
GLU
74
n
74
GLU
74
A
ASN
75
n
75
ASN
75
A
ASN
76
n
76
ASN
76
A
VAL
77
n
77
VAL
77
A
THR
78
n
78
THR
78
A
ILE
79
n
79
ILE
79
A
TRP
80
n
80
TRP
80
A
ASP
81
n
81
ASP
81
A
GLU
82
n
82
GLU
82
A
TRP
83
n
83
TRP
83
A
ALA
84
n
84
ALA
84
A
ASP
85
n
85
ASP
85
A
GLU
86
n
86
GLU
86
A
ASN
87
n
87
ASN
87
A
GLY
88
n
88
GLY
88
A
ASP
89
n
89
ASP
89
A
LEU
90
n
90
LEU
90
A
GLY
91
n
91
GLY
91
A
PRO
92
n
92
PRO
92
A
VAL
93
n
93
VAL
93
A
TYR
94
n
94
TYR
94
A
GLY
95
n
95
GLY
95
A
LYS
96
n
96
LYS
96
A
GLN
97
n
97
GLN
97
A
TRP
98
n
98
TRP
98
A
ARG
99
n
99
ARG
99
A
ALA
100
n
100
ALA
100
A
TRP
101
n
101
TRP
101
A
PRO
102
n
102
PRO
102
A
THR
103
n
103
THR
103
A
PRO
104
n
104
PRO
104
A
ASP
105
n
105
ASP
105
A
GLY
106
n
106
GLY
106
A
ARG
107
n
107
ARG
107
A
HIS
108
n
108
HIS
108
A
ILE
109
n
109
ILE
109
A
ASP
110
n
110
ASP
110
A
GLN
111
n
111
GLN
111
A
ILE
112
n
112
ILE
112
A
THR
113
n
113
THR
113
A
THR
114
n
114
THR
114
A
VAL
115
n
115
VAL
115
A
LEU
116
n
116
LEU
116
A
ASN
117
n
117
ASN
117
A
GLN
118
n
118
GLN
118
A
LEU
119
n
119
LEU
119
A
LYS
120
n
120
LYS
120
A
ASN
121
n
121
ASN
121
A
ASP
122
n
122
ASP
122
A
PRO
123
n
123
PRO
123
A
ASP
124
n
124
ASP
124
A
SER
125
n
125
SER
125
A
ARG
126
n
126
ARG
126
A
ARG
127
n
127
ARG
127
A
ILE
128
n
128
ILE
128
A
ILE
129
n
129
ILE
129
A
VAL
130
n
130
VAL
130
A
SER
131
n
131
SER
131
A
ALA
132
n
132
ALA
132
A
TRP
133
n
133
TRP
133
A
ASN
134
n
134
ASN
134
A
VAL
135
n
135
VAL
135
A
GLY
136
n
136
GLY
136
A
GLU
137
n
137
GLU
137
A
LEU
138
n
138
LEU
138
A
ASP
139
n
139
ASP
139
A
LYS
140
n
140
LYS
140
A
MET
141
n
141
MET
141
A
ALA
142
n
142
ALA
142
A
LEU
143
n
143
LEU
143
A
ALA
144
n
144
ALA
144
A
PRO
145
n
145
PRO
145
A
CYS
146
n
146
CYS
146
A
HIS
147
n
147
HIS
147
A
ALA
148
n
148
ALA
148
A
PHE
149
n
149
PHE
149
A
PHE
150
n
150
PHE
150
A
GLN
151
n
151
GLN
151
A
PHE
152
n
152
PHE
152
A
TYR
153
n
153
TYR
153
A
VAL
154
n
154
VAL
154
A
ALA
155
n
155
ALA
155
A
ASP
156
n
156
ASP
156
A
GLY
157
n
157
GLY
157
A
LYS
158
n
158
LYS
158
A
LEU
159
n
159
LEU
159
A
SER
160
n
160
SER
160
A
CYS
161
n
161
CYS
161
A
GLN
162
n
162
GLN
162
A
LEU
163
n
163
LEU
163
A
TYR
164
n
164
TYR
164
A
GLN
165
n
165
GLN
165
A
ARG
166
n
166
ARG
166
A
SER
167
n
167
SER
167
A
CYS
168
n
168
CYS
168
A
ASP
169
n
169
ASP
169
A
VAL
170
n
170
VAL
170
A
PHE
171
n
171
PHE
171
A
LEU
172
n
172
LEU
172
A
GLY
173
n
173
GLY
173
A
LEU
174
n
174
LEU
174
A
PRO
175
n
175
PRO
175
A
PHE
176
n
176
PHE
176
A
ASN
177
n
177
ASN
177
A
ILE
178
n
178
ILE
178
A
ALA
179
n
179
ALA
179
A
SER
180
n
180
SER
180
A
TYR
181
n
181
TYR
181
A
ALA
182
n
182
ALA
182
A
LEU
183
n
183
LEU
183
A
LEU
184
n
184
LEU
184
A
VAL
185
n
185
VAL
185
A
HIS
186
n
186
HIS
186
A
MET
187
n
187
MET
187
A
MET
188
n
188
MET
188
A
ALA
189
n
189
ALA
189
A
GLN
190
n
190
GLN
190
A
GLN
191
n
191
GLN
191
A
CYS
192
n
192
CYS
192
A
ASP
193
n
193
ASP
193
A
LEU
194
n
194
LEU
194
A
GLU
195
n
195
GLU
195
A
VAL
196
n
196
VAL
196
A
GLY
197
n
197
GLY
197
A
ASP
198
n
198
ASP
198
A
PHE
199
n
199
PHE
199
A
VAL
200
n
200
VAL
200
A
TRP
201
n
201
TRP
201
A
THR
202
n
202
THR
202
A
GLY
203
n
203
GLY
203
A
GLY
204
n
204
GLY
204
A
ASP
205
n
205
ASP
205
A
THR
206
n
206
THR
206
A
HIS
207
n
207
HIS
207
A
LEU
208
n
208
LEU
208
A
TYR
209
n
209
TYR
209
A
SER
210
n
210
SER
210
A
ASN
211
n
211
ASN
211
A
HIS
212
n
212
HIS
212
A
MET
213
n
213
MET
213
A
ASP
214
n
214
ASP
214
A
GLN
215
n
215
GLN
215
A
THR
216
n
216
THR
216
A
HIS
217
n
217
HIS
217
A
LEU
218
n
218
LEU
218
A
GLN
219
n
219
GLN
219
A
LEU
220
n
220
LEU
220
A
SER
221
n
221
SER
221
A
ARG
222
n
222
ARG
222
A
GLU
223
n
223
GLU
223
A
PRO
224
n
224
PRO
224
A
ARG
225
n
225
ARG
225
A
PRO
226
n
226
PRO
226
A
LEU
227
n
227
LEU
227
A
PRO
228
n
228
PRO
228
A
LYS
229
n
229
LYS
229
A
LEU
230
n
230
LEU
230
A
ILE
231
n
231
ILE
231
A
ILE
232
n
232
ILE
232
A
LYS
233
n
233
LYS
233
A
ARG
234
n
234
ARG
234
A
LYS
235
n
235
LYS
235
A
PRO
236
n
236
PRO
236
A
GLU
237
n
237
GLU
237
A
SER
238
n
238
SER
238
A
ILE
239
n
239
ILE
239
A
PHE
240
n
240
PHE
240
A
ASP
241
n
241
ASP
241
A
TYR
242
n
242
TYR
242
A
ARG
243
n
243
ARG
243
A
PHE
244
n
244
PHE
244
A
GLU
245
n
245
GLU
245
A
ASP
246
n
246
ASP
246
A
PHE
247
n
247
PHE
247
A
GLU
248
n
248
GLU
248
A
ILE
249
n
249
ILE
249
A
GLU
250
n
250
GLU
250
A
GLY
251
n
251
GLY
251
A
TYR
252
n
252
TYR
252
A
ASP
253
n
253
ASP
253
A
PRO
254
n
254
PRO
254
A
HIS
255
n
255
HIS
255
A
PRO
256
n
256
PRO
256
A
GLY
257
n
257
GLY
257
A
ILE
258
n
258
ILE
258
A
LYS
259
n
259
LYS
259
A
ALA
260
n
260
ALA
260
A
PRO
261
n
261
PRO
261
A
VAL
262
n
262
VAL
262
A
ALA
263
n
263
ALA
263
A
ILE
264
n
264
ILE
264
A
author_and_software_defined_assembly
PISA,PQS
2
dimeric
6620
-90
21190
A
CXM
1
N-CARBOXYMETHIONINE
A
CXM
1
MET
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
1.0000000000
0.0000000000
0.0000000000
0.0000000000
-1.0000000000
0.0000000000
0.0000000000
0.0000000000
-1.0000000000
16_566
x,-y+1,-z+3/2
crystal symmetry operation
0.0000000000
131.1700000000
196.7550000000
A
N
LYS
18
A
N
LYS
18
A
O
THR
26
A
O
THR
26
A
O
PHE
36
A
O
PHE
36
A
N
PHE
199
A
N
PHE
199
A
N
GLY
197
A
N
GLY
197
A
O
LEU
159
A
O
LEU
159
A
O
TYR
164
A
O
TYR
164
A
N
ALA
148
A
N
ALA
148
A
O
PHE
150
A
O
PHE
150
A
N
VAL
130
A
N
VAL
130
A
O
TRP
101
A
O
TRP
101
A
N
ILE
109
A
N
ILE
109
A
N
ILE
231
A
N
ILE
231
A
O
GLU
248
A
O
GLU
248
1
A
HOH
306
G
HOH
1
A
HOH
309
G
HOH
1
A
A
NE2
O
GLN
ARG
3
35
2.08
A
1
-12.22
1.50
110.50
98.28
A
A
A
N
CA
CB
SER
SER
SER
28
28
28
N
1
-4.50
0.50
120.30
115.80
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
35
35
35
N
1
3.20
0.50
120.30
123.50
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
53
53
53
N
1
-7.42
0.50
120.30
112.88
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
53
53
53
N
1
-3.06
0.50
120.30
117.24
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
107
107
107
N
1
-3.73
0.50
120.30
116.57
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
166
166
166
N
1
-3.13
0.50
120.30
117.17
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
234
234
234
N
1
A
TYR
94
-14.05
-76.71
1
A
ALA
100
-157.54
48.07
37.15
0.2440000
0.1980000
0.2000000
0.2000000
1.75
10.0
1838
36586
36586
5.000
96.7
2.84
0.089
random
1
THROUGHOUT
0
0
0.11
0.12
Engh & Huber
1.75
10.0
262
2442
27
0
2153
0.010
0.020
0.029
0.040
0.037
0.050
1.30
2.00
1.95
3.00
1.72
2.00
2.73
3.00
0.109
0.150
0.178
0.300
0.242
0.300
0.155
0.300
0.155
0.300
3.7
7.0
15.3
15.0
29.9
20.0
0.0
15.0
31.9
1.75
10.0
1F4B
36586
36586
0.0
0.0
0.0490000
1
20.5
2.8
96.7
0.3380000
1.75
1.81
4.0
3443
1
2.0
91.6
refinement
REFMAC
data scaling
d*TREK
CRYSTAL STRUCTURE OF ESCHERICHIA COLI THYMIDYLATE SYNTHASE
1
N
N
2
N
N
2
N
N
2
N
N
3
N
N
3
N
N
4
N
N
The biological assembly is a dimer constructed from chain A and a symmetry partner generated by the two-fold
A
LYS
2
A
LYS
2
HELX_P
A
GLY
15
A
GLY
15
1
1
14
A
GLN
39
A
GLN
39
HELX_P
A
GLY
41
A
GLY
41
5
2
3
A
LEU
52
A
LEU
52
HELX_P
A
GLY
65
A
GLY
65
1
3
14
A
ILE
69
A
ILE
69
HELX_P
A
ASN
75
A
ASN
75
1
4
7
A
TRP
80
A
TRP
80
HELX_P
A
ALA
84
A
ALA
84
5
5
5
A
VAL
93
A
VAL
93
HELX_P
A
ALA
100
A
ALA
100
1
6
8
A
ASP
110
A
ASP
110
HELX_P
A
ASP
122
A
ASP
122
1
7
13
A
ASN
134
A
ASN
134
HELX_P
A
MET
141
A
MET
141
5
8
8
A
GLY
173
A
GLY
173
HELX_P
A
CYS
192
A
CYS
192
1
9
20
A
HIS
212
A
HIS
212
HELX_P
A
SER
221
A
SER
221
1
10
10
A
ARG
243
A
ARG
243
HELX_P
A
GLU
245
A
GLU
245
5
11
3
covale
1.328
both
A
CXM
1
A
C
CXM
1
1_555
A
LYS
2
A
N
LYS
2
1_555
TRANSFERASE
E. coli thymidylate synthase, TRANSFERASE
TYSY_ECOLI
UNP
1
1
P0A884
MKQYLELMQKVLDEGTQKNDRTGTGTLSIFGHQMRFNLQDGFPLVTTKRCHLRSIIHELLWFLQGDTNIAYLHENNVTIW
DEWADENGDLGPVYGKQWRAWPTPDGRHIDQITTVLNQLKNDPDSRRIIVSAWNVGELDKMALAPCHAFFQFYVADGKLS
CQLYQRSCDVFLGLPFNIASYALLVHMMAQQCDLEVGDFVWTGGDTHLYSNHMDQTHLQLSREPRPLPKLIIKRKPESIF
DYRFEDFEIEGYDPHPGIKAPVAI
1
264
1F4B
1
264
P0A884
A
1
1
264
1
MET
engineered mutation
CXM
1
1F4B
A
P0A884
UNP
1
1
6
2
2
anti-parallel
anti-parallel
parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
A
THR
16
A
THR
16
A
ASN
19
A
ASN
19
A
GLY
25
A
GLY
25
A
ASN
37
A
ASN
37
A
GLU
195
A
GLU
195
A
TYR
209
A
TYR
209
A
LYS
158
A
LYS
158
A
ASP
169
A
ASP
169
A
HIS
147
A
HIS
147
A
ALA
155
A
ALA
155
A
ILE
129
A
ILE
129
A
SER
131
A
SER
131
A
TRP
101
A
TRP
101
A
PRO
102
A
PRO
102
A
HIS
108
A
HIS
108
A
ILE
109
A
ILE
109
A
LYS
229
A
LYS
229
A
ILE
232
A
ILE
232
A
PHE
247
A
PHE
247
A
GLU
250
A
GLU
250
BINDING SITE FOR RESIDUE SO4 A 303
A
SO4
303
Software
7
BINDING SITE FOR RESIDUE SO4 A 304
A
SO4
304
Software
4
BINDING SITE FOR RESIDUE SO4 A 305
A
SO4
305
Software
5
BINDING SITE FOR RESIDUE GOL A 301
A
GOL
301
Software
5
BINDING SITE FOR RESIDUE GOL A 302
A
GOL
302
Software
7
A
HIS
51
A
HIS
51
7
1_555
A
LEU
52
A
LEU
52
7
1_555
A
ARG
53
A
ARG
53
7
1_555
A
GOL
302
F
GOL
7
1_555
A
HOH
424
G
HOH
7
1_555
A
HOH
494
G
HOH
7
1_555
A
HOH
496
G
HOH
7
1_555
A
LEU
218
A
LEU
218
4
1_555
A
ARG
222
A
ARG
222
4
1_555
A
HOH
533
G
HOH
4
1_555
A
HOH
547
G
HOH
4
1_555
A
GLU
223
A
GLU
223
5
1_555
A
ARG
225
A
ARG
225
5
1_555
A
HIS
255
A
HIS
255
5
1_555
A
HOH
504
G
HOH
5
1_555
A
HOH
514
G
HOH
5
1_555
A
ARG
126
A
ARG
126
5
16_566
A
ARG
166
A
ARG
166
5
1_555
A
SER
167
A
SER
167
5
1_555
A
HOH
431
G
HOH
5
1_555
A
HOH
510
G
HOH
5
16_566
A
ILE
56
A
ILE
56
7
1_555
A
PHE
244
A
PHE
244
7
1_555
A
PHE
247
A
PHE
247
7
1_555
A
GLU
248
A
GLU
248
7
1_555
A
ILE
249
A
ILE
249
7
1_555
A
SO4
303
B
SO4
7
1_555
A
HOH
312
G
HOH
7
1_555
199
I 21 3