0.012721
0.007344
0.000000
0.000000
0.014689
0.000000
0.000000
0.000000
0.006327
0.00000
0.00000
0.00000
Qu, C.
Akanuma, S.
Tanaka, N.
Moriyama, H.
Oshima, T.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
6
90.00
90.00
120.00
78.610
78.610
158.060
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
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
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
N
N
N
237
S
C
N
238
N
C
N
239
N
O
N
240
N
C
Y
241
N
C
Y
242
N
C
Y
243
N
C
Y
244
N
C
Y
245
N
C
Y
246
N
C
N
247
N
O
N
248
N
H
N
249
N
H
N
250
N
H
N
251
N
H
N
252
N
H
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
N
N
260
S
C
N
261
N
C
N
262
N
O
N
263
N
C
N
264
N
C
N
265
N
C
N
266
N
O
N
267
N
H
N
268
N
H
N
269
N
H
N
270
N
H
N
271
N
H
N
272
N
H
N
273
N
H
N
274
N
H
N
275
N
H
N
276
N
N
N
277
S
C
N
278
N
C
N
279
N
O
N
280
N
C
N
281
N
O
N
282
N
O
N
283
N
H
N
284
N
H
N
285
N
H
N
286
N
H
N
287
N
H
N
288
N
H
N
289
N
H
N
290
N
N
N
291
S
C
N
292
N
C
N
293
N
O
N
294
R
C
N
295
N
O
N
296
N
C
N
297
N
O
N
298
N
H
N
299
N
H
N
300
N
H
N
301
N
H
N
302
N
H
N
303
N
H
N
304
N
H
N
305
N
H
N
306
N
H
N
307
N
N
N
308
S
C
N
309
N
C
N
310
N
O
N
311
N
C
Y
312
N
C
Y
313
N
C
Y
314
N
C
Y
315
N
N
Y
316
N
C
Y
317
N
C
Y
318
N
C
Y
319
N
C
Y
320
N
C
N
321
N
O
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
N
N
335
S
C
N
336
N
C
N
337
N
O
N
338
N
C
Y
339
N
C
Y
340
N
C
Y
341
N
C
Y
342
N
C
Y
343
N
C
Y
344
N
C
N
345
N
O
N
346
N
O
N
347
N
H
N
348
N
H
N
349
N
H
N
350
N
H
N
351
N
H
N
352
N
H
N
353
N
H
N
354
N
H
N
355
N
H
N
356
N
H
N
357
N
H
N
358
N
N
N
359
S
C
N
360
N
C
N
361
N
O
N
362
N
C
N
363
N
C
N
364
N
C
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
H
N
374
N
H
N
375
N
H
N
376
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
sing
N
225
N
sing
N
226
N
sing
N
227
N
sing
N
228
N
sing
N
229
N
sing
N
230
N
doub
N
231
N
sing
N
232
N
sing
N
233
N
sing
N
234
N
sing
Y
235
N
doub
Y
236
N
sing
Y
237
N
sing
N
238
N
sing
Y
239
N
doub
N
240
N
sing
Y
241
N
doub
N
242
N
sing
Y
243
N
sing
N
244
N
sing
N
245
N
sing
N
246
N
sing
N
247
N
sing
N
248
N
sing
N
249
N
sing
N
250
N
sing
N
251
N
sing
N
252
N
sing
N
253
N
doub
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
doub
N
271
N
sing
N
272
N
sing
N
273
N
sing
N
274
N
sing
N
275
N
sing
N
276
N
sing
N
277
N
sing
N
278
N
sing
N
279
N
sing
N
280
N
sing
N
281
N
sing
N
282
N
sing
N
283
N
doub
N
284
N
sing
N
285
N
sing
N
286
N
sing
N
287
N
sing
N
288
N
sing
N
289
N
sing
N
290
N
sing
N
291
N
sing
N
292
N
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
doub
N
300
N
sing
N
301
N
sing
N
302
N
sing
N
303
N
sing
Y
304
N
doub
Y
305
N
sing
Y
306
N
sing
N
307
N
sing
Y
308
N
doub
Y
309
N
sing
Y
310
N
sing
N
311
N
sing
Y
312
N
sing
Y
313
N
doub
N
314
N
sing
Y
315
N
doub
N
316
N
sing
Y
317
N
sing
N
318
N
sing
N
319
N
sing
N
320
N
sing
N
321
N
sing
N
322
N
sing
N
323
N
sing
N
324
N
sing
N
325
N
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
Y
332
N
doub
Y
333
N
sing
Y
334
N
sing
N
335
N
sing
Y
336
N
doub
N
337
N
sing
Y
338
N
doub
N
339
N
sing
Y
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
doub
N
352
N
sing
N
353
N
sing
N
354
N
sing
N
355
N
sing
N
356
N
sing
N
357
N
sing
N
358
N
sing
N
359
N
sing
N
360
N
sing
N
361
N
sing
N
362
N
sing
DK
Acta Crystallogr.,Sect.D
ABCRE6
0766
0907-4449
57
225
232
10.1107/S0907444900017388
11173468
Design, X-ray crystallography, molecular modelling and thermal stability studies of mutant enzymes at site 172 of 3-isopropylmalate dehydrogenase from Thermus thermophilus.
2001
10.2210/pdb1gc9/pdb
pdb_00001gc9
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
293.0
1
IMAGE PLATE
1997-05-10
RIGAKU RAXIS IIC
SINGLE WAVELENGTH
M
x-ray
1
1.5418
1.0
1.5418
ROTATING ANODE
RIGAKU RU300
36811.133
3-ISOPROPYLMALATE DEHYDROGENASE
1.1.1.85
A172G
1
man
polymer
18.015
water
55
nat
water
no
no
MKVAVLPGDGIGPEVTEAALKVLRALDEAEGLGLAYEVFPFGGAAIDAFGEPFPEPTRKGVEEAEAVLLGSVGGPKWDGL
PRKIRPETGLLSLRKSQDLFANLRPAKVFPGLERLSPLKEEIARGVDVLIVRELTGGIYFGEPRGMSEAEAWNTERYSKP
EVERVARVAFEGARKRRKHVVSVDKANVLEVGEFWRKTVEEVGRGYPDVALEHQYVDAMAMHLVRSPARFDVVVTGNIFG
DILSDLASVLPGSLGLLPSASLGRGTPVFEPVHGSAPDIAGKGIANPTAAILSAAMMLEHAFGLVELARKVEDAVAKALL
ETPPPDLGGSAGTEAFTATVLRHLA
MKVAVLPGDGIGPEVTEAALKVLRALDEAEGLGLAYEVFPFGGAAIDAFGEPFPEPTRKGVEEAEAVLLGSVGGPKWDGL
PRKIRPETGLLSLRKSQDLFANLRPAKVFPGLERLSPLKEEIARGVDVLIVRELTGGIYFGEPRGMSEAEAWNTERYSKP
EVERVARVAFEGARKRRKHVVSVDKANVLEVGEFWRKTVEEVGRGYPDVALEHQYVDAMAMHLVRSPARFDVVVTGNIFG
DILSDLASVLPGSLGLLPSASLGRGTPVFEPVHGSAPDIAGKGIANPTAAILSAAMMLEHAFGLVELARKVEDAVAKALL
ETPPPDLGGSAGTEAFTATVLRHLA
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
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
Thermus
Thermus thermophilus
HB8
Escherichia
sample
LEUB
300852
Thermus thermophilus
562
Escherichia coli
PLASMID
JA221
1
3.7
67.86
VAPOR DIFFUSION, HANGING DROP
7.6
Ammonuim sulfate, potassium phosphate, pH 7.6, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K
298.0
software
database_2
struct_ref_seq_dif
chem_comp_atom
chem_comp_bond
repository
Initial release
Version format compliance
Derived calculations
Source and taxonomy
Version format compliance
Refinement description
Database references
Data collection
1
0
2000-09-27
1
1
2008-04-27
1
2
2011-07-13
1
3
2017-10-04
1
4
2021-11-10
1
5
2023-12-27
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_struct_ref_seq_dif.details
1IPD contains the wild type enzyme produced by Thermus thermophilus.
1OSJ contains A172L.
1GC8 contains A172F.
1DPZ contains the C-terminal mutant of A172L.
1DR0 contains the C-terminal mutant of A172L.
1DR8 contains the C-terminal mutant of A172L.
RCSB
Y
PDBJ
2000-07-28
REL
REL
HOH
water
HOH
400
2
HOH
HOH
400
A
HOH
401
2
HOH
HOH
401
A
HOH
402
2
HOH
HOH
402
A
HOH
403
2
HOH
HOH
403
A
HOH
404
2
HOH
HOH
404
A
HOH
405
2
HOH
HOH
405
A
HOH
406
2
HOH
HOH
406
A
HOH
407
2
HOH
HOH
407
A
HOH
408
2
HOH
HOH
408
A
HOH
409
2
HOH
HOH
409
A
HOH
410
2
HOH
HOH
410
A
HOH
411
2
HOH
HOH
411
A
HOH
412
2
HOH
HOH
412
A
HOH
413
2
HOH
HOH
413
A
HOH
414
2
HOH
HOH
414
A
HOH
415
2
HOH
HOH
415
A
HOH
416
2
HOH
HOH
416
A
HOH
418
2
HOH
HOH
418
A
HOH
419
2
HOH
HOH
419
A
HOH
420
2
HOH
HOH
420
A
HOH
421
2
HOH
HOH
421
A
HOH
422
2
HOH
HOH
422
A
HOH
425
2
HOH
HOH
425
A
HOH
426
2
HOH
HOH
426
A
HOH
428
2
HOH
HOH
428
A
HOH
429
2
HOH
HOH
429
A
HOH
430
2
HOH
HOH
430
A
HOH
431
2
HOH
HOH
431
A
HOH
432
2
HOH
HOH
432
A
HOH
433
2
HOH
HOH
433
A
HOH
434
2
HOH
HOH
434
A
HOH
436
2
HOH
HOH
436
A
HOH
438
2
HOH
HOH
438
A
HOH
439
2
HOH
HOH
439
A
HOH
440
2
HOH
HOH
440
A
HOH
441
2
HOH
HOH
441
A
HOH
442
2
HOH
HOH
442
A
HOH
444
2
HOH
HOH
444
A
HOH
445
2
HOH
HOH
445
A
HOH
447
2
HOH
HOH
447
A
HOH
448
2
HOH
HOH
448
A
HOH
449
2
HOH
HOH
449
A
HOH
450
2
HOH
HOH
450
A
HOH
451
2
HOH
HOH
451
A
HOH
454
2
HOH
HOH
454
A
HOH
458
2
HOH
HOH
458
A
HOH
459
2
HOH
HOH
459
A
HOH
460
2
HOH
HOH
460
A
HOH
461
2
HOH
HOH
461
A
HOH
463
2
HOH
HOH
463
A
HOH
464
2
HOH
HOH
464
A
HOH
465
2
HOH
HOH
465
A
HOH
467
2
HOH
HOH
467
A
HOH
468
2
HOH
HOH
468
A
HOH
469
2
HOH
HOH
469
A
MET
1
n
1
MET
1
A
LYS
2
n
2
LYS
2
A
VAL
3
n
3
VAL
3
A
ALA
4
n
4
ALA
4
A
VAL
5
n
5
VAL
5
A
LEU
6
n
6
LEU
6
A
PRO
7
n
7
PRO
7
A
GLY
8
n
8
GLY
8
A
ASP
9
n
9
ASP
9
A
GLY
10
n
10
GLY
10
A
ILE
11
n
11
ILE
11
A
GLY
12
n
12
GLY
12
A
PRO
13
n
13
PRO
13
A
GLU
14
n
14
GLU
14
A
VAL
15
n
15
VAL
15
A
THR
16
n
16
THR
16
A
GLU
17
n
17
GLU
17
A
ALA
18
n
18
ALA
18
A
ALA
19
n
19
ALA
19
A
LEU
20
n
20
LEU
20
A
LYS
21
n
21
LYS
21
A
VAL
22
n
22
VAL
22
A
LEU
23
n
23
LEU
23
A
ARG
24
n
24
ARG
24
A
ALA
25
n
25
ALA
25
A
LEU
26
n
26
LEU
26
A
ASP
27
n
27
ASP
27
A
GLU
28
n
28
GLU
28
A
ALA
29
n
29
ALA
29
A
GLU
30
n
30
GLU
30
A
GLY
31
n
31
GLY
31
A
LEU
32
n
32
LEU
32
A
GLY
33
n
33
GLY
33
A
LEU
34
n
34
LEU
34
A
ALA
35
n
35
ALA
35
A
TYR
36
n
36
TYR
36
A
GLU
37
n
37
GLU
37
A
VAL
38
n
38
VAL
38
A
PHE
39
n
39
PHE
39
A
PRO
40
n
40
PRO
40
A
PHE
41
n
41
PHE
41
A
GLY
42
n
42
GLY
42
A
GLY
43
n
43
GLY
43
A
ALA
44
n
44
ALA
44
A
ALA
45
n
45
ALA
45
A
ILE
46
n
46
ILE
46
A
ASP
47
n
47
ASP
47
A
ALA
48
n
48
ALA
48
A
PHE
49
n
49
PHE
49
A
GLY
50
n
50
GLY
50
A
GLU
51
n
51
GLU
51
A
PRO
52
n
52
PRO
52
A
PHE
53
n
53
PHE
53
A
PRO
54
n
54
PRO
54
A
GLU
55
n
55
GLU
55
A
PRO
56
n
56
PRO
56
A
THR
57
n
57
THR
57
A
ARG
58
n
58
ARG
58
A
LYS
59
n
59
LYS
59
A
GLY
60
n
60
GLY
60
A
VAL
61
n
61
VAL
61
A
GLU
62
n
62
GLU
62
A
GLU
63
n
63
GLU
63
A
ALA
64
n
64
ALA
64
A
GLU
65
n
65
GLU
65
A
ALA
66
n
66
ALA
66
A
VAL
67
n
67
VAL
67
A
LEU
68
n
68
LEU
68
A
LEU
69
n
69
LEU
69
A
GLY
70
n
70
GLY
70
A
SER
71
n
71
SER
71
A
VAL
72
n
72
VAL
72
A
GLY
73
n
73
GLY
73
A
GLY
74
n
74
GLY
74
A
PRO
75
n
75
PRO
75
A
LYS
76
n
76
LYS
76
A
TRP
77
n
77
TRP
77
A
ASP
78
n
78
ASP
78
A
GLY
79
n
79
GLY
79
A
LEU
80
n
80
LEU
80
A
PRO
81
n
81
PRO
81
A
ARG
82
n
82
ARG
82
A
LYS
83
n
83
LYS
83
A
ILE
84
n
84
ILE
84
A
ARG
85
n
85
ARG
85
A
PRO
86
n
86
PRO
86
A
GLU
87
n
87
GLU
87
A
THR
88
n
88
THR
88
A
GLY
89
n
89
GLY
89
A
LEU
90
n
90
LEU
90
A
LEU
91
n
91
LEU
91
A
SER
92
n
92
SER
92
A
LEU
93
n
93
LEU
93
A
ARG
94
n
94
ARG
94
A
LYS
95
n
95
LYS
95
A
SER
96
n
96
SER
96
A
GLN
97
n
97
GLN
97
A
ASP
98
n
98
ASP
98
A
LEU
99
n
99
LEU
99
A
PHE
100
n
100
PHE
100
A
ALA
101
n
101
ALA
101
A
ASN
102
n
102
ASN
102
A
LEU
103
n
103
LEU
103
A
ARG
104
n
104
ARG
104
A
PRO
105
n
105
PRO
105
A
ALA
106
n
106
ALA
106
A
LYS
107
n
107
LYS
107
A
VAL
108
n
108
VAL
108
A
PHE
109
n
109
PHE
109
A
PRO
110
n
110
PRO
110
A
GLY
111
n
111
GLY
111
A
LEU
112
n
112
LEU
112
A
GLU
113
n
113
GLU
113
A
ARG
114
n
114
ARG
114
A
LEU
115
n
115
LEU
115
A
SER
116
n
116
SER
116
A
PRO
117
n
117
PRO
117
A
LEU
118
n
118
LEU
118
A
LYS
119
n
119
LYS
119
A
GLU
120
n
120
GLU
120
A
GLU
121
n
121
GLU
121
A
ILE
122
n
122
ILE
122
A
ALA
123
n
123
ALA
123
A
ARG
124
n
124
ARG
124
A
GLY
125
n
125
GLY
125
A
VAL
126
n
126
VAL
126
A
ASP
127
n
127
ASP
127
A
VAL
128
n
128
VAL
128
A
LEU
129
n
129
LEU
129
A
ILE
130
n
130
ILE
130
A
VAL
131
n
131
VAL
131
A
ARG
132
n
132
ARG
132
A
GLU
133
n
133
GLU
133
A
LEU
134
n
134
LEU
134
A
THR
135
n
135
THR
135
A
GLY
136
n
136
GLY
136
A
GLY
137
n
137
GLY
137
A
ILE
138
n
138
ILE
138
A
TYR
139
n
139
TYR
139
A
PHE
140
n
140
PHE
140
A
GLY
141
n
141
GLY
141
A
GLU
142
n
142
GLU
142
A
PRO
143
n
143
PRO
143
A
ARG
144
n
144
ARG
144
A
GLY
145
n
145
GLY
145
A
MET
146
n
146
MET
146
A
SER
147
n
147
SER
147
A
GLU
148
n
148
GLU
148
A
ALA
149
n
149
ALA
149
A
GLU
150
n
150
GLU
150
A
ALA
151
n
151
ALA
151
A
TRP
152
n
152
TRP
152
A
ASN
153
n
153
ASN
153
A
THR
154
n
154
THR
154
A
GLU
155
n
155
GLU
155
A
ARG
156
n
156
ARG
156
A
TYR
157
n
157
TYR
157
A
SER
158
n
158
SER
158
A
LYS
159
n
159
LYS
159
A
PRO
160
n
160
PRO
160
A
GLU
161
n
161
GLU
161
A
VAL
162
n
162
VAL
162
A
GLU
163
n
163
GLU
163
A
ARG
164
n
164
ARG
164
A
VAL
165
n
165
VAL
165
A
ALA
166
n
166
ALA
166
A
ARG
167
n
167
ARG
167
A
VAL
168
n
168
VAL
168
A
ALA
169
n
169
ALA
169
A
PHE
170
n
170
PHE
170
A
GLU
171
n
171
GLU
171
A
GLY
172
n
172
GLY
172
A
ALA
173
n
173
ALA
173
A
ARG
174
n
174
ARG
174
A
LYS
175
n
175
LYS
175
A
ARG
176
n
176
ARG
176
A
ARG
177
n
177
ARG
177
A
LYS
178
n
178
LYS
178
A
HIS
179
n
179
HIS
179
A
VAL
180
n
180
VAL
180
A
VAL
181
n
181
VAL
181
A
SER
182
n
182
SER
182
A
VAL
183
n
183
VAL
183
A
ASP
184
n
184
ASP
184
A
LYS
185
n
185
LYS
185
A
ALA
186
n
186
ALA
186
A
ASN
187
n
187
ASN
187
A
VAL
188
n
188
VAL
188
A
LEU
189
n
189
LEU
189
A
GLU
190
n
190
GLU
190
A
VAL
191
n
191
VAL
191
A
GLY
192
n
192
GLY
192
A
GLU
193
n
193
GLU
193
A
PHE
194
n
194
PHE
194
A
TRP
195
n
195
TRP
195
A
ARG
196
n
196
ARG
196
A
LYS
197
n
197
LYS
197
A
THR
198
n
198
THR
198
A
VAL
199
n
199
VAL
199
A
GLU
200
n
200
GLU
200
A
GLU
201
n
201
GLU
201
A
VAL
202
n
202
VAL
202
A
GLY
203
n
203
GLY
203
A
ARG
204
n
204
ARG
204
A
GLY
205
n
205
GLY
205
A
TYR
206
n
206
TYR
206
A
PRO
207
n
207
PRO
207
A
ASP
208
n
208
ASP
208
A
VAL
209
n
209
VAL
209
A
ALA
210
n
210
ALA
210
A
LEU
211
n
211
LEU
211
A
GLU
212
n
212
GLU
212
A
HIS
213
n
213
HIS
213
A
GLN
214
n
214
GLN
214
A
TYR
215
n
215
TYR
215
A
VAL
216
n
216
VAL
216
A
ASP
217
n
217
ASP
217
A
ALA
218
n
218
ALA
218
A
MET
219
n
219
MET
219
A
ALA
220
n
220
ALA
220
A
MET
221
n
221
MET
221
A
HIS
222
n
222
HIS
222
A
LEU
223
n
223
LEU
223
A
VAL
224
n
224
VAL
224
A
ARG
225
n
225
ARG
225
A
SER
226
n
226
SER
226
A
PRO
227
n
227
PRO
227
A
ALA
228
n
228
ALA
228
A
ARG
229
n
229
ARG
229
A
PHE
230
n
230
PHE
230
A
ASP
231
n
231
ASP
231
A
VAL
232
n
232
VAL
232
A
VAL
233
n
233
VAL
233
A
VAL
234
n
234
VAL
234
A
THR
235
n
235
THR
235
A
GLY
236
n
236
GLY
236
A
ASN
237
n
237
ASN
237
A
ILE
238
n
238
ILE
238
A
PHE
239
n
239
PHE
239
A
GLY
240
n
240
GLY
240
A
ASP
241
n
241
ASP
241
A
ILE
242
n
242
ILE
242
A
LEU
243
n
243
LEU
243
A
SER
244
n
244
SER
244
A
ASP
245
n
245
ASP
245
A
LEU
246
n
246
LEU
246
A
ALA
247
n
247
ALA
247
A
SER
248
n
248
SER
248
A
VAL
249
n
249
VAL
249
A
LEU
250
n
250
LEU
250
A
PRO
251
n
251
PRO
251
A
GLY
252
n
252
GLY
252
A
SER
253
n
253
SER
253
A
LEU
254
n
254
LEU
254
A
GLY
255
n
255
GLY
255
A
LEU
256
n
256
LEU
256
A
LEU
257
n
257
LEU
257
A
PRO
258
n
258
PRO
258
A
SER
259
n
259
SER
259
A
ALA
260
n
260
ALA
260
A
SER
261
n
261
SER
261
A
LEU
262
n
262
LEU
262
A
GLY
263
n
263
GLY
263
A
ARG
264
n
264
ARG
264
A
GLY
265
n
265
GLY
265
A
THR
266
n
266
THR
266
A
PRO
267
n
267
PRO
267
A
VAL
268
n
268
VAL
268
A
PHE
269
n
269
PHE
269
A
GLU
270
n
270
GLU
270
A
PRO
271
n
271
PRO
271
A
VAL
272
n
272
VAL
272
A
HIS
273
n
273
HIS
273
A
GLY
274
n
274
GLY
274
A
SER
275
n
275
SER
275
A
ALA
276
n
276
ALA
276
A
PRO
277
n
277
PRO
277
A
ASP
278
n
278
ASP
278
A
ILE
279
n
279
ILE
279
A
ALA
280
n
280
ALA
280
A
GLY
281
n
281
GLY
281
A
LYS
282
n
282
LYS
282
A
GLY
283
n
283
GLY
283
A
ILE
284
n
284
ILE
284
A
ALA
285
n
285
ALA
285
A
ASN
286
n
286
ASN
286
A
PRO
287
n
287
PRO
287
A
THR
288
n
288
THR
288
A
ALA
289
n
289
ALA
289
A
ALA
290
n
290
ALA
290
A
ILE
291
n
291
ILE
291
A
LEU
292
n
292
LEU
292
A
SER
293
n
293
SER
293
A
ALA
294
n
294
ALA
294
A
ALA
295
n
295
ALA
295
A
MET
296
n
296
MET
296
A
MET
297
n
297
MET
297
A
LEU
298
n
298
LEU
298
A
GLU
299
n
299
GLU
299
A
HIS
300
n
300
HIS
300
A
ALA
301
n
301
ALA
301
A
PHE
302
n
302
PHE
302
A
GLY
303
n
303
GLY
303
A
LEU
304
n
304
LEU
304
A
VAL
305
n
305
VAL
305
A
GLU
306
n
306
GLU
306
A
LEU
307
n
307
LEU
307
A
ALA
308
n
308
ALA
308
A
ARG
309
n
309
ARG
309
A
LYS
310
n
310
LYS
310
A
VAL
311
n
311
VAL
311
A
GLU
312
n
312
GLU
312
A
ASP
313
n
313
ASP
313
A
ALA
314
n
314
ALA
314
A
VAL
315
n
315
VAL
315
A
ALA
316
n
316
ALA
316
A
LYS
317
n
317
LYS
317
A
ALA
318
n
318
ALA
318
A
LEU
319
n
319
LEU
319
A
LEU
320
n
320
LEU
320
A
GLU
321
n
321
GLU
321
A
THR
322
n
322
THR
322
A
PRO
323
n
323
PRO
323
A
PRO
324
n
324
PRO
324
A
PRO
325
n
325
PRO
325
A
ASP
326
n
326
ASP
326
A
LEU
327
n
327
LEU
327
A
GLY
328
n
328
GLY
328
A
GLY
329
n
329
GLY
329
A
SER
330
n
330
SER
330
A
ALA
331
n
331
ALA
331
A
GLY
332
n
332
GLY
332
A
THR
333
n
333
THR
333
A
GLU
334
n
334
GLU
334
A
ALA
335
n
335
ALA
335
A
PHE
336
n
336
PHE
336
A
THR
337
n
337
THR
337
A
ALA
338
n
338
ALA
338
A
THR
339
n
339
THR
339
A
VAL
340
n
340
VAL
340
A
LEU
341
n
341
LEU
341
A
ARG
342
n
342
ARG
342
A
HIS
343
n
343
HIS
343
A
LEU
344
n
344
LEU
344
A
ALA
345
n
345
ALA
345
A
author_and_software_defined_assembly
PISA,PQS
2
dimeric
4200
-29
25130
1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
1_555
x,y,z
identity operation
0.0000000000
0.0000000000
0.0000000000
-0.5000000000
0.8660254038
0.0000000000
0.8660254038
0.5000000000
0.0000000000
0.0000000000
0.0000000000
-1.0000000000
4_556
y,x,-z+1
crystal symmetry operation
0.0000000000
0.0000000000
158.0600000000
A
O
ALA
35
A
O
ALA
35
A
N
VAL
3
A
N
VAL
3
A
N
ALA
4
A
N
ALA
4
A
O
ALA
66
A
O
ALA
66
A
N
LEU
69
A
N
LEU
69
A
O
PHE
269
A
O
PHE
269
A
N
GLU
270
A
N
GLU
270
A
O
SER
259
A
O
SER
259
A
O
LEU
262
A
O
LEU
262
A
N
PHE
100
A
N
PHE
100
A
N
ALA
106
A
N
ALA
106
A
O
VAL
128
A
O
VAL
128
A
N
VAL
131
A
N
VAL
131
A
O
VAL
233
A
O
VAL
233
A
N
VAL
232
A
N
VAL
232
A
O
HIS
179
A
O
HIS
179
A
N
VAL
180
A
N
VAL
180
A
O
ALA
210
A
O
ALA
210
A
N
GLY
145
A
N
GLY
145
A
O
TRP
152
A
O
TRP
152
1
-15.27
2.50
113.10
97.83
A
A
A
N
CA
C
GLY
GLY
GLY
283
283
283
N
1
A
ASP
127
-159.80
77.83
1
A
ARG
176
-120.36
-118.04
1
A
VAL
188
-140.22
-36.02
1
A
SER
226
-149.40
58.68
1
A
ASP
231
-120.93
-86.47
1
A
ASN
237
-62.54
-70.42
1
A
SER
253
-166.82
116.20
1
A
ALA
276
38.65
58.60
1
A
ILE
284
40.09
-15.46
1
A
LEU
344
-97.88
46.08
PROTEIN_REP.PARAM
PROTEIN.TOP
WATER_REP.PARAM
WATER.PARAM
PROTEIN.LINK
WATER_REP.PARAM
28.9
0.00
0.00
0.00
0.00
0.00
0.00
0.2210000
0.006
0.1730000
0.1730000
2.30
6.00
1600
16105
9.9
88.5
RANDOM
2474507.12
0.00
1
RESTRAINED
THROUGHOUT
2.0
Engh & Huber
0.30
0.24
6.00
0.38
0.34
2.30
6.00
55
2649
0
0
2594
0.007
1.3
23.4
1.34
2.54
1.50
3.76
2.00
22.27
2.00
19.21
2.50
0.2970000
0.023
0.2530000
2.44
174
1474
6
10.6
41.4
31.9
2.3
100.0
1GC9
16105
2.0
0.0640000
1
88.5
model building
X-PLOR
refinement
CNS
1.0
phasing
X-PLOR
THE CRYSTAL STRUCTURE OF THERMUS THERMOPHILUS 3-ISOPROPYLMALATE DEHYDROGENASE MUTATED AT 172TH FROM ALA TO GLY
1
N
N
2
N
N
The biological assembly is a dimer constructed by chain A and a symetry partner generated by the two-fold axis.
A
ILE
11
A
ILE
11
HELX_P
A
GLY
31
A
GLY
31
1
1
21
A
GLY
42
A
GLY
42
HELX_P
A
GLY
50
A
GLY
50
1
2
9
A
PRO
54
A
PRO
54
HELX_P
A
ALA
64
A
ALA
64
1
3
11
A
GLY
74
A
GLY
74
HELX_P
A
GLY
79
A
GLY
79
1
4
6
A
PRO
81
A
PRO
81
HELX_P
A
ILE
84
A
ILE
84
5
5
4
A
ARG
85
A
ARG
85
HELX_P
A
GLN
97
A
GLN
97
1
6
13
A
LEU
112
A
LEU
112
HELX_P
A
SER
116
A
SER
116
5
7
5
A
LYS
119
A
LYS
119
HELX_P
A
ARG
124
A
ARG
124
1
8
6
A
SER
158
A
SER
158
HELX_P
A
LYS
175
A
LYS
175
1
9
18
A
LEU
189
A
LEU
189
HELX_P
A
ARG
204
A
ARG
204
1
10
16
A
VAL
216
A
VAL
216
HELX_P
A
SER
226
A
SER
226
1
11
11
A
PRO
227
A
PRO
227
HELX_P
A
PHE
230
A
PHE
230
5
12
4
A
GLY
236
A
GLY
236
HELX_P
A
LEU
250
A
LEU
250
1
13
15
A
SER
253
A
SER
253
HELX_P
A
LEU
256
A
LEU
256
5
14
4
A
ALA
276
A
ALA
276
HELX_P
A
ALA
280
A
ALA
280
5
15
5
A
PRO
287
A
PRO
287
HELX_P
A
PHE
302
A
PHE
302
1
16
16
A
LEU
304
A
LEU
304
HELX_P
A
THR
322
A
THR
322
1
17
19
A
PRO
324
A
PRO
324
HELX_P
A
GLY
328
A
GLY
328
5
18
5
A
GLY
332
A
GLY
332
HELX_P
A
HIS
343
A
HIS
343
1
19
12
OXIDOREDUCTASE
IPMDH, IMDH, Thermostability, dehydrogenation, decarboxylation, OXIDOREDUCTASE
A
GLU
142
A
GLU
142
1
A
PRO
143
A
PRO
143
0.12
Q5SIY4_THET8
UNP
1
1
Q5SIY4
1
345
1GC9
1
345
Q5SIY4
A
1
1
345
1
SER
SEE REMARK 999
ARG
85
1GC9
A
Q5SIY4
UNP
85
85
1
ALA
engineered mutation
GLY
172
1GC9
A
Q5SIY4
UNP
172
172
10
2
parallel
parallel
parallel
anti-parallel
anti-parallel
anti-parallel
parallel
parallel
parallel
anti-parallel
A
ALA
35
A
ALA
35
A
VAL
38
A
VAL
38
A
LYS
2
A
LYS
2
A
GLY
8
A
GLY
8
A
ALA
66
A
ALA
66
A
SER
71
A
SER
71
A
VAL
268
A
VAL
268
A
PRO
271
A
PRO
271
A
PRO
258
A
PRO
258
A
GLY
263
A
GLY
263
A
LEU
99
A
LEU
99
A
LYS
107
A
LYS
107
A
ASP
127
A
ASP
127
A
GLU
133
A
GLU
133
A
VAL
232
A
VAL
232
A
THR
235
A
THR
235
A
HIS
179
A
HIS
179
A
ASP
184
A
ASP
184
A
ALA
210
A
ALA
210
A
TYR
215
A
TYR
215
A
GLY
145
A
GLY
145
A
MET
146
A
MET
146
A
ALA
151
A
ALA
151
A
TRP
152
A
TRP
152
154
P 32 2 1