.012920
0.000000
0.000000
0.000000
.012920
0.000000
0.000000
0.000000
.005092
0.00000
0.00000
0.00000
AN OCCUPANCY OF 0.0 INDICATES THAT THE ATOM COULD NOT BE FOUND IN THE ELECTRON DENSITY MAP AND IS INCLUDED AS A DUMMY ATOM.
Remington, S.
Wiegand, G.
Huber, R.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
8
90.00
90.00
90.00
77.400
77.400
196.400
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 H8 O7
192.124
CITRIC ACID
non-polymer
C3 H7 N O2 S
121.158
y
CYSTEINE
L-peptide linking
C5 H10 N2 O3
146.144
y
GLUTAMINE
L-peptide linking
C5 H9 N O4
147.129
y
GLUTAMIC ACID
L-peptide linking
C2 H5 N O2
75.067
y
GLYCINE
peptide linking
C6 H10 N3 O2 1
156.162
y
HISTIDINE
L-peptide linking
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
C
N
75
N
O
N
76
N
O
N
77
N
C
N
78
N
C
N
79
N
O
N
80
N
C
N
81
N
C
N
82
N
O
N
83
N
O
N
84
N
C
N
85
N
O
N
86
N
O
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
H
N
95
N
N
N
96
R
C
N
97
N
C
N
98
N
O
N
99
N
C
N
100
N
S
N
101
N
O
N
102
N
H
N
103
N
H
N
104
N
H
N
105
N
H
N
106
N
H
N
107
N
H
N
108
N
H
N
109
N
N
N
110
S
C
N
111
N
C
N
112
N
O
N
113
N
C
N
114
N
C
N
115
N
C
N
116
N
O
N
117
N
N
N
118
N
O
N
119
N
H
N
120
N
H
N
121
N
H
N
122
N
H
N
123
N
H
N
124
N
H
N
125
N
H
N
126
N
H
N
127
N
H
N
128
N
H
N
129
N
N
N
130
S
C
N
131
N
C
N
132
N
O
N
133
N
C
N
134
N
C
N
135
N
C
N
136
N
O
N
137
N
O
N
138
N
O
N
139
N
H
N
140
N
H
N
141
N
H
N
142
N
H
N
143
N
H
N
144
N
H
N
145
N
H
N
146
N
H
N
147
N
H
N
148
N
N
N
149
N
C
N
150
N
C
N
151
N
O
N
152
N
O
N
153
N
H
N
154
N
H
N
155
N
H
N
156
N
H
N
157
N
H
N
158
N
N
N
159
S
C
N
160
N
C
N
161
N
O
N
162
N
C
Y
163
N
C
Y
164
N
N
Y
165
N
C
Y
166
N
C
Y
167
N
N
N
168
N
O
N
169
N
H
N
170
N
H
N
171
N
H
N
172
N
H
N
173
N
H
N
174
N
H
N
175
N
H
N
176
N
H
N
177
N
H
N
178
N
H
N
179
N
N
N
180
S
C
N
181
N
C
N
182
N
O
N
183
S
C
N
184
N
C
N
185
N
C
N
186
N
C
N
187
N
O
N
188
N
H
N
189
N
H
N
190
N
H
N
191
N
H
N
192
N
H
N
193
N
H
N
194
N
H
N
195
N
H
N
196
N
H
N
197
N
H
N
198
N
H
N
199
N
H
N
200
N
H
N
201
N
N
N
202
S
C
N
203
N
C
N
204
N
O
N
205
N
C
N
206
N
C
N
207
N
C
N
208
N
C
N
209
N
O
N
210
N
H
N
211
N
H
N
212
N
H
N
213
N
H
N
214
N
H
N
215
N
H
N
216
N
H
N
217
N
H
N
218
N
H
N
219
N
H
N
220
N
H
N
221
N
H
N
222
N
H
N
223
N
N
N
224
S
C
N
225
N
C
N
226
N
O
N
227
N
C
N
228
N
C
N
229
N
C
N
230
N
C
N
231
N
N
N
232
N
O
N
233
N
H
N
234
N
H
N
235
N
H
N
236
N
H
N
237
N
H
N
238
N
H
N
239
N
H
N
240
N
H
N
241
N
H
N
242
N
H
N
243
N
H
N
244
N
H
N
245
N
H
N
246
N
H
N
247
N
H
N
248
N
N
N
249
S
C
N
250
N
C
N
251
N
O
N
252
N
C
N
253
N
C
N
254
N
S
N
255
N
C
N
256
N
O
N
257
N
H
N
258
N
H
N
259
N
H
N
260
N
H
N
261
N
H
N
262
N
H
N
263
N
H
N
264
N
H
N
265
N
H
N
266
N
H
N
267
N
H
N
268
N
N
N
269
S
C
N
270
N
C
N
271
N
O
N
272
N
C
Y
273
N
C
Y
274
N
C
Y
275
N
C
Y
276
N
C
Y
277
N
C
Y
278
N
C
N
279
N
O
N
280
N
H
N
281
N
H
N
282
N
H
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
H
N
291
N
N
N
292
S
C
N
293
N
C
N
294
N
O
N
295
N
C
N
296
N
C
N
297
N
C
N
298
N
O
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
N
N
309
S
C
N
310
N
C
N
311
N
O
N
312
N
C
N
313
N
O
N
314
N
O
N
315
N
H
N
316
N
H
N
317
N
H
N
318
N
H
N
319
N
H
N
320
N
H
N
321
N
H
N
322
N
N
N
323
S
C
N
324
N
C
N
325
N
O
N
326
R
C
N
327
N
O
N
328
N
C
N
329
N
O
N
330
N
H
N
331
N
H
N
332
N
H
N
333
N
H
N
334
N
H
N
335
N
H
N
336
N
H
N
337
N
H
N
338
N
H
N
339
N
N
N
340
S
C
N
341
N
C
N
342
N
O
N
343
N
C
Y
344
N
C
Y
345
N
C
Y
346
N
C
Y
347
N
N
Y
348
N
C
Y
349
N
C
Y
350
N
C
Y
351
N
C
Y
352
N
C
N
353
N
O
N
354
N
H
N
355
N
H
N
356
N
H
N
357
N
H
N
358
N
H
N
359
N
H
N
360
N
H
N
361
N
H
N
362
N
H
N
363
N
H
N
364
N
H
N
365
N
H
N
366
N
N
N
367
S
C
N
368
N
C
N
369
N
O
N
370
N
C
Y
371
N
C
Y
372
N
C
Y
373
N
C
Y
374
N
C
Y
375
N
C
Y
376
N
C
N
377
N
O
N
378
N
O
N
379
N
H
N
380
N
H
N
381
N
H
N
382
N
H
N
383
N
H
N
384
N
H
N
385
N
H
N
386
N
H
N
387
N
H
N
388
N
H
N
389
N
H
N
390
N
N
N
391
S
C
N
392
N
C
N
393
N
O
N
394
N
C
N
395
N
C
N
396
N
C
N
397
N
O
N
398
N
H
N
399
N
H
N
400
N
H
N
401
N
H
N
402
N
H
N
403
N
H
N
404
N
H
N
405
N
H
N
406
N
H
N
407
N
H
N
408
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
doub
N
71
N
sing
N
72
N
sing
N
73
N
sing
N
74
N
sing
N
75
N
sing
N
76
N
sing
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
doub
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
sing
N
96
N
doub
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
sing
N
104
N
sing
N
105
N
sing
N
106
N
sing
N
107
N
sing
N
108
N
sing
N
109
N
doub
N
110
N
sing
N
111
N
sing
N
112
N
sing
N
113
N
sing
N
114
N
sing
N
115
N
sing
N
116
N
sing
N
117
N
doub
N
118
N
sing
N
119
N
sing
N
120
N
sing
N
121
N
sing
N
122
N
sing
N
123
N
sing
N
124
N
sing
N
125
N
sing
N
126
N
sing
N
127
N
sing
N
128
N
doub
N
129
N
sing
N
130
N
sing
N
131
N
sing
N
132
N
sing
N
133
N
sing
N
134
N
sing
N
135
N
sing
N
136
N
doub
N
137
N
sing
N
138
N
sing
N
139
N
sing
N
140
N
sing
N
141
N
sing
N
142
N
sing
N
143
N
sing
N
144
N
sing
N
145
N
sing
N
146
N
doub
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
doub
N
156
N
sing
N
157
N
sing
N
158
N
sing
N
159
N
sing
Y
160
N
sing
Y
161
N
doub
Y
162
N
doub
N
163
N
sing
Y
164
N
sing
N
165
N
sing
Y
166
N
sing
N
167
N
sing
N
168
N
sing
N
169
N
sing
N
170
N
sing
N
171
N
sing
N
172
N
sing
N
173
N
sing
N
174
N
sing
N
175
N
sing
N
176
N
doub
N
177
N
sing
N
178
N
sing
N
179
N
sing
N
180
N
sing
N
181
N
sing
N
182
N
sing
N
183
N
sing
N
184
N
sing
N
185
N
sing
N
186
N
sing
N
187
N
sing
N
188
N
sing
N
189
N
sing
N
190
N
sing
N
191
N
sing
N
192
N
sing
N
193
N
sing
N
194
N
sing
N
195
N
sing
N
196
N
sing
N
197
N
doub
N
198
N
sing
N
199
N
sing
N
200
N
sing
N
201
N
sing
N
202
N
sing
N
203
N
sing
N
204
N
sing
N
205
N
sing
N
206
N
sing
N
207
N
sing
N
208
N
sing
N
209
N
sing
N
210
N
sing
N
211
N
sing
N
212
N
sing
N
213
N
sing
N
214
N
sing
N
215
N
sing
N
216
N
sing
N
217
N
sing
N
218
N
doub
N
219
N
sing
N
220
N
sing
N
221
N
sing
N
222
N
sing
N
223
N
sing
N
224
N
sing
N
225
N
sing
N
226
N
sing
N
227
N
sing
N
228
N
sing
N
229
N
sing
N
230
N
sing
N
231
N
sing
N
232
N
sing
N
233
N
sing
N
234
N
sing
N
235
N
sing
N
236
N
sing
N
237
N
sing
N
238
N
sing
N
239
N
sing
N
240
N
sing
N
241
N
sing
N
242
N
doub
N
243
N
sing
N
244
N
sing
N
245
N
sing
N
246
N
sing
N
247
N
sing
N
248
N
sing
N
249
N
sing
N
250
N
sing
N
251
N
sing
N
252
N
sing
N
253
N
sing
N
254
N
sing
N
255
N
sing
N
256
N
sing
N
257
N
sing
N
258
N
sing
N
259
N
sing
N
260
N
sing
N
261
N
doub
N
262
N
sing
N
263
N
sing
N
264
N
sing
N
265
N
sing
Y
266
N
doub
Y
267
N
sing
Y
268
N
sing
N
269
N
sing
Y
270
N
doub
N
271
N
sing
Y
272
N
doub
N
273
N
sing
Y
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
doub
N
285
N
sing
N
286
N
sing
N
287
N
sing
N
288
N
sing
N
289
N
sing
N
290
N
sing
N
291
N
sing
N
292
N
sing
N
293
N
sing
N
294
N
sing
N
295
N
sing
N
296
N
sing
N
297
N
sing
N
298
N
sing
N
299
N
sing
N
300
N
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
sing
N
313
N
sing
N
314
N
doub
N
315
N
sing
N
316
N
sing
N
317
N
sing
N
318
N
sing
N
319
N
sing
N
320
N
sing
N
321
N
sing
N
322
N
sing
N
323
N
sing
N
324
N
sing
N
325
N
sing
N
326
N
sing
N
327
N
sing
N
328
N
sing
N
329
N
sing
N
330
N
doub
N
331
N
sing
N
332
N
sing
N
333
N
sing
N
334
N
sing
Y
335
N
doub
Y
336
N
sing
Y
337
N
sing
N
338
N
sing
Y
339
N
doub
Y
340
N
sing
Y
341
N
sing
N
342
N
sing
Y
343
N
sing
Y
344
N
doub
N
345
N
sing
Y
346
N
doub
N
347
N
sing
Y
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
sing
N
357
N
sing
N
358
N
doub
N
359
N
sing
N
360
N
sing
N
361
N
sing
N
362
N
sing
Y
363
N
doub
Y
364
N
sing
Y
365
N
sing
N
366
N
sing
Y
367
N
doub
N
368
N
sing
Y
369
N
doub
N
370
N
sing
Y
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
N
379
N
sing
N
380
N
sing
N
381
N
sing
N
382
N
doub
N
383
N
sing
N
384
N
sing
N
385
N
sing
N
386
N
sing
N
387
N
sing
N
388
N
sing
N
389
N
sing
N
390
N
sing
N
391
N
sing
N
392
N
sing
N
393
N
sing
UK
J.Mol.Biol.
JMOBAK
0070
0022-2836
158
111
152
10.1016/0022-2836(82)90452-1
7120407
Crystallographic refinement and atomic models of two different forms of citrate synthase at 2.7 and 1.7 A resolution.
1982
IX
Eur.J.Biochem.
EJBCAI
0262
0014-2956
93
41
Crystal Structure Analysis of the Tetragonal Crystal Form and Preliminary Molecular Model of Pig-Heart Citrate Synthase
1979
US
Proc.Natl.Acad.Sci.USA
PNASA6
0040
0027-8424
78
5381
Primary Structure of Porcine Heart Citrate Synthase
1981
10.2210/pdb1cts/pdb
pdb_00001cts
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
1
x-ray
1
1.0
48977.059
CITRATE SYNTHASE
4.1.3.7
1
man
polymer
192.124
CITRIC ACID
1
syn
non-polymer
no
no
ASSTNLKDILADLIPKEQARIKTFRQQHGNTVVGQITVDMMYGGMRGMKGLVYETSVLDPDEGIRFRGYSIPECQKMLPK
AKGGEEPLPEGLFWLLVTGQIPTEEQVSWLSKEWAKRAALPSHVVTMLDNFPTNLHPMSQLSAAITALNSESNFARAYAE
GIHRTKYWELIYEDCMDLIAKLPCVAAKIYRNLYREGSSIGAIDSKLDWSHNFTNMLGYTDAQFTELMRLYLTIHSDHEG
GNVSAHTSHLVGSALSDPYLSFAAAMNGLAGPLHGLANQEVLVWLTQLQKEVGKDVSDEKLRDYIWNTLNSGRVVPGYGH
AVLRKTDPRYTCQREFALKHLPHDPMFKLVAQLYKIVPNVLLEQGKAKNPWPNVDAHSGVLLQYYGMTEMNYYTVLFGVS
RALGVLAQLIWSRALGFPLERPKSMSTDGLIKLVDSK
ASSTNLKDILADLIPKEQARIKTFRQQHGNTVVGQITVDMMYGGMRGMKGLVYETSVLDPDEGIRFRGYSIPECQKMLPK
AKGGEEPLPEGLFWLLVTGQIPTEEQVSWLSKEWAKRAALPSHVVTMLDNFPTNLHPMSQLSAAITALNSESNFARAYAE
GIHRTKYWELIYEDCMDLIAKLPCVAAKIYRNLYREGSSIGAIDSKLDWSHNFTNMLGYTDAQFTELMRLYLTIHSDHEG
GNVSAHTSHLVGSALSDPYLSFAAAMNGLAGPLHGLANQEVLVWLTQLQKEVGKDVSDEKLRDYIWNTLNSGRVVPGYGH
AVLRKTDPRYTCQREFALKHLPHDPMFKLVAQLYKIVPNVLLEQGKAKNPWPNVDAHSGVLLQYYGMTEMNYYTVLFGVS
RALGVLAQLIWSRALGFPLERPKSMSTDGLIKLVDSK
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
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
pig
Sus
sample
9823
Sus scrofa
3.00
59.02
pdbx_database_status
pdbx_unobs_or_zero_occ_atoms
pdbx_unobs_or_zero_occ_residues
struct_conf
struct_conf_type
chem_comp_atom
chem_comp_bond
database_2
pdbx_unobs_or_zero_occ_atoms
pdbx_unobs_or_zero_occ_residues
struct_site
repository
Initial release
Version format compliance
Derived calculations
Version format compliance
Advisory
Derived calculations
Other
Advisory
Data collection
Database references
Derived calculations
1
0
1984-07-20
1
1
2008-03-24
1
2
2011-07-13
1
3
2017-11-29
1
4
2024-02-07
_pdbx_database_status.process_site
_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
Y
BNL
1984-01-27
REL
CIT
CITRIC ACID
SECONDARY STRUCTURE SPECIFICATIONS FOR THE PRESENT
TETRAGONAL FORM WERE ASSIGNED ON THE BASIS OF THE HIGH
RESOLUTION (1.7 ANGSTROMS) MONOCLINIC STRUCTURE. THERE IS
VERY LITTLE EVIDENCE FOR SECONDARY STRUCTURAL CHANGE AS A
RESULT OF THE OPEN (TETRAGONAL) - CLOSED (MONOCLINIC)
TERTIARY STRUCTURAL CHANGE.
CIT
1
2
CIT
CIT
438
A
ALA
1
n
1
ALA
1
A
SER
2
n
2
SER
2
A
SER
3
n
3
SER
3
A
THR
4
n
4
THR
4
A
ASN
5
n
5
ASN
5
A
LEU
6
n
6
LEU
6
A
LYS
7
n
7
LYS
7
A
ASP
8
n
8
ASP
8
A
ILE
9
n
9
ILE
9
A
LEU
10
n
10
LEU
10
A
ALA
11
n
11
ALA
11
A
ASP
12
n
12
ASP
12
A
LEU
13
n
13
LEU
13
A
ILE
14
n
14
ILE
14
A
PRO
15
n
15
PRO
15
A
LYS
16
n
16
LYS
16
A
GLU
17
n
17
GLU
17
A
GLN
18
n
18
GLN
18
A
ALA
19
n
19
ALA
19
A
ARG
20
n
20
ARG
20
A
ILE
21
n
21
ILE
21
A
LYS
22
n
22
LYS
22
A
THR
23
n
23
THR
23
A
PHE
24
n
24
PHE
24
A
ARG
25
n
25
ARG
25
A
GLN
26
n
26
GLN
26
A
GLN
27
n
27
GLN
27
A
HIS
28
n
28
HIS
28
A
GLY
29
n
29
GLY
29
A
ASN
30
n
30
ASN
30
A
THR
31
n
31
THR
31
A
VAL
32
n
32
VAL
32
A
VAL
33
n
33
VAL
33
A
GLY
34
n
34
GLY
34
A
GLN
35
n
35
GLN
35
A
ILE
36
n
36
ILE
36
A
THR
37
n
37
THR
37
A
VAL
38
n
38
VAL
38
A
ASP
39
n
39
ASP
39
A
MET
40
n
40
MET
40
A
MET
41
n
41
MET
41
A
TYR
42
n
42
TYR
42
A
GLY
43
n
43
GLY
43
A
GLY
44
n
44
GLY
44
A
MET
45
n
45
MET
45
A
ARG
46
n
46
ARG
46
A
GLY
47
n
47
GLY
47
A
MET
48
n
48
MET
48
A
LYS
49
n
49
LYS
49
A
GLY
50
n
50
GLY
50
A
LEU
51
n
51
LEU
51
A
VAL
52
n
52
VAL
52
A
TYR
53
n
53
TYR
53
A
GLU
54
n
54
GLU
54
A
THR
55
n
55
THR
55
A
SER
56
n
56
SER
56
A
VAL
57
n
57
VAL
57
A
LEU
58
n
58
LEU
58
A
ASP
59
n
59
ASP
59
A
PRO
60
n
60
PRO
60
A
ASP
61
n
61
ASP
61
A
GLU
62
n
62
GLU
62
A
GLY
63
n
63
GLY
63
A
ILE
64
n
64
ILE
64
A
ARG
65
n
65
ARG
65
A
PHE
66
n
66
PHE
66
A
ARG
67
n
67
ARG
67
A
GLY
68
n
68
GLY
68
A
TYR
69
n
69
TYR
69
A
SER
70
n
70
SER
70
A
ILE
71
n
71
ILE
71
A
PRO
72
n
72
PRO
72
A
GLU
73
n
73
GLU
73
A
CYS
74
n
74
CYS
74
A
GLN
75
n
75
GLN
75
A
LYS
76
n
76
LYS
76
A
MET
77
n
77
MET
77
A
LEU
78
n
78
LEU
78
A
PRO
79
n
79
PRO
79
A
LYS
80
n
80
LYS
80
A
ALA
81
n
81
ALA
81
A
LYS
82
n
82
LYS
82
A
GLY
83
n
83
GLY
83
A
GLY
84
n
84
GLY
84
A
GLU
85
n
85
GLU
85
A
GLU
86
n
86
GLU
86
A
PRO
87
n
87
PRO
87
A
LEU
88
n
88
LEU
88
A
PRO
89
n
89
PRO
89
A
GLU
90
n
90
GLU
90
A
GLY
91
n
91
GLY
91
A
LEU
92
n
92
LEU
92
A
PHE
93
n
93
PHE
93
A
TRP
94
n
94
TRP
94
A
LEU
95
n
95
LEU
95
A
LEU
96
n
96
LEU
96
A
VAL
97
n
97
VAL
97
A
THR
98
n
98
THR
98
A
GLY
99
n
99
GLY
99
A
GLN
100
n
100
GLN
100
A
ILE
101
n
101
ILE
101
A
PRO
102
n
102
PRO
102
A
THR
103
n
103
THR
103
A
GLU
104
n
104
GLU
104
A
GLU
105
n
105
GLU
105
A
GLN
106
n
106
GLN
106
A
VAL
107
n
107
VAL
107
A
SER
108
n
108
SER
108
A
TRP
109
n
109
TRP
109
A
LEU
110
n
110
LEU
110
A
SER
111
n
111
SER
111
A
LYS
112
n
112
LYS
112
A
GLU
113
n
113
GLU
113
A
TRP
114
n
114
TRP
114
A
ALA
115
n
115
ALA
115
A
LYS
116
n
116
LYS
116
A
ARG
117
n
117
ARG
117
A
ALA
118
n
118
ALA
118
A
ALA
119
n
119
ALA
119
A
LEU
120
n
120
LEU
120
A
PRO
121
n
121
PRO
121
A
SER
122
n
122
SER
122
A
HIS
123
n
123
HIS
123
A
VAL
124
n
124
VAL
124
A
VAL
125
n
125
VAL
125
A
THR
126
n
126
THR
126
A
MET
127
n
127
MET
127
A
LEU
128
n
128
LEU
128
A
ASP
129
n
129
ASP
129
A
ASN
130
n
130
ASN
130
A
PHE
131
n
131
PHE
131
A
PRO
132
n
132
PRO
132
A
THR
133
n
133
THR
133
A
ASN
134
n
134
ASN
134
A
LEU
135
n
135
LEU
135
A
HIS
136
n
136
HIS
136
A
PRO
137
n
137
PRO
137
A
MET
138
n
138
MET
138
A
SER
139
n
139
SER
139
A
GLN
140
n
140
GLN
140
A
LEU
141
n
141
LEU
141
A
SER
142
n
142
SER
142
A
ALA
143
n
143
ALA
143
A
ALA
144
n
144
ALA
144
A
ILE
145
n
145
ILE
145
A
THR
146
n
146
THR
146
A
ALA
147
n
147
ALA
147
A
LEU
148
n
148
LEU
148
A
ASN
149
n
149
ASN
149
A
SER
150
n
150
SER
150
A
GLU
151
n
151
GLU
151
A
SER
152
n
152
SER
152
A
ASN
153
n
153
ASN
153
A
PHE
154
n
154
PHE
154
A
ALA
155
n
155
ALA
155
A
ARG
156
n
156
ARG
156
A
ALA
157
n
157
ALA
157
A
TYR
158
n
158
TYR
158
A
ALA
159
n
159
ALA
159
A
GLU
160
n
160
GLU
160
A
GLY
161
n
161
GLY
161
A
ILE
162
n
162
ILE
162
A
HIS
163
n
163
HIS
163
A
ARG
164
n
164
ARG
164
A
THR
165
n
165
THR
165
A
LYS
166
n
166
LYS
166
A
TYR
167
n
167
TYR
167
A
TRP
168
n
168
TRP
168
A
GLU
169
n
169
GLU
169
A
LEU
170
n
170
LEU
170
A
ILE
171
n
171
ILE
171
A
TYR
172
n
172
TYR
172
A
GLU
173
n
173
GLU
173
A
ASP
174
n
174
ASP
174
A
CYS
175
n
175
CYS
175
A
MET
176
n
176
MET
176
A
ASP
177
n
177
ASP
177
A
LEU
178
n
178
LEU
178
A
ILE
179
n
179
ILE
179
A
ALA
180
n
180
ALA
180
A
LYS
181
n
181
LYS
181
A
LEU
182
n
182
LEU
182
A
PRO
183
n
183
PRO
183
A
CYS
184
n
184
CYS
184
A
VAL
185
n
185
VAL
185
A
ALA
186
n
186
ALA
186
A
ALA
187
n
187
ALA
187
A
LYS
188
n
188
LYS
188
A
ILE
189
n
189
ILE
189
A
TYR
190
n
190
TYR
190
A
ARG
191
n
191
ARG
191
A
ASN
192
n
192
ASN
192
A
LEU
193
n
193
LEU
193
A
TYR
194
n
194
TYR
194
A
ARG
195
n
195
ARG
195
A
GLU
196
n
196
GLU
196
A
GLY
197
n
197
GLY
197
A
SER
198
n
198
SER
198
A
SER
199
n
199
SER
199
A
ILE
200
n
200
ILE
200
A
GLY
201
n
201
GLY
201
A
ALA
202
n
202
ALA
202
A
ILE
203
n
203
ILE
203
A
ASP
204
n
204
ASP
204
A
SER
205
n
205
SER
205
A
LYS
206
n
206
LYS
206
A
LEU
207
n
207
LEU
207
A
ASP
208
n
208
ASP
208
A
TRP
209
n
209
TRP
209
A
SER
210
n
210
SER
210
A
HIS
211
n
211
HIS
211
A
ASN
212
n
212
ASN
212
A
PHE
213
n
213
PHE
213
A
THR
214
n
214
THR
214
A
ASN
215
n
215
ASN
215
A
MET
216
n
216
MET
216
A
LEU
217
n
217
LEU
217
A
GLY
218
n
218
GLY
218
A
TYR
219
n
219
TYR
219
A
THR
220
n
220
THR
220
A
ASP
221
n
221
ASP
221
A
ALA
222
n
222
ALA
222
A
GLN
223
n
223
GLN
223
A
PHE
224
n
224
PHE
224
A
THR
225
n
225
THR
225
A
GLU
226
n
226
GLU
226
A
LEU
227
n
227
LEU
227
A
MET
228
n
228
MET
228
A
ARG
229
n
229
ARG
229
A
LEU
230
n
230
LEU
230
A
TYR
231
n
231
TYR
231
A
LEU
232
n
232
LEU
232
A
THR
233
n
233
THR
233
A
ILE
234
n
234
ILE
234
A
HIS
235
n
235
HIS
235
A
SER
236
n
236
SER
236
A
ASP
237
n
237
ASP
237
A
HIS
238
n
238
HIS
238
A
GLU
239
n
239
GLU
239
A
GLY
240
n
240
GLY
240
A
GLY
241
n
241
GLY
241
A
ASN
242
n
242
ASN
242
A
VAL
243
n
243
VAL
243
A
SER
244
n
244
SER
244
A
ALA
245
n
245
ALA
245
A
HIS
246
n
246
HIS
246
A
THR
247
n
247
THR
247
A
SER
248
n
248
SER
248
A
HIS
249
n
249
HIS
249
A
LEU
250
n
250
LEU
250
A
VAL
251
n
251
VAL
251
A
GLY
252
n
252
GLY
252
A
SER
253
n
253
SER
253
A
ALA
254
n
254
ALA
254
A
LEU
255
n
255
LEU
255
A
SER
256
n
256
SER
256
A
ASP
257
n
257
ASP
257
A
PRO
258
n
258
PRO
258
A
TYR
259
n
259
TYR
259
A
LEU
260
n
260
LEU
260
A
SER
261
n
261
SER
261
A
PHE
262
n
262
PHE
262
A
ALA
263
n
263
ALA
263
A
ALA
264
n
264
ALA
264
A
ALA
265
n
265
ALA
265
A
MET
266
n
266
MET
266
A
ASN
267
n
267
ASN
267
A
GLY
268
n
268
GLY
268
A
LEU
269
n
269
LEU
269
A
ALA
270
n
270
ALA
270
A
GLY
271
n
271
GLY
271
A
PRO
272
n
272
PRO
272
A
LEU
273
n
273
LEU
273
A
HIS
274
n
274
HIS
274
A
GLY
275
n
275
GLY
275
A
LEU
276
n
276
LEU
276
A
ALA
277
n
277
ALA
277
A
ASN
278
n
278
ASN
278
A
GLN
279
n
279
GLN
279
A
GLU
280
n
280
GLU
280
A
VAL
281
n
281
VAL
281
A
LEU
282
n
282
LEU
282
A
VAL
283
n
283
VAL
283
A
TRP
284
n
284
TRP
284
A
LEU
285
n
285
LEU
285
A
THR
286
n
286
THR
286
A
GLN
287
n
287
GLN
287
A
LEU
288
n
288
LEU
288
A
GLN
289
n
289
GLN
289
A
LYS
290
n
290
LYS
290
A
GLU
291
n
291
GLU
291
A
VAL
292
n
292
VAL
292
A
GLY
293
n
293
GLY
293
A
LYS
294
n
294
LYS
294
A
ASP
295
n
295
ASP
295
A
VAL
296
n
296
VAL
296
A
SER
297
n
297
SER
297
A
ASP
298
n
298
ASP
298
A
GLU
299
n
299
GLU
299
A
LYS
300
n
300
LYS
300
A
LEU
301
n
301
LEU
301
A
ARG
302
n
302
ARG
302
A
ASP
303
n
303
ASP
303
A
TYR
304
n
304
TYR
304
A
ILE
305
n
305
ILE
305
A
TRP
306
n
306
TRP
306
A
ASN
307
n
307
ASN
307
A
THR
308
n
308
THR
308
A
LEU
309
n
309
LEU
309
A
ASN
310
n
310
ASN
310
A
SER
311
n
311
SER
311
A
GLY
312
n
312
GLY
312
A
ARG
313
n
313
ARG
313
A
VAL
314
n
314
VAL
314
A
VAL
315
n
315
VAL
315
A
PRO
316
n
316
PRO
316
A
GLY
317
n
317
GLY
317
A
TYR
318
n
318
TYR
318
A
GLY
319
n
319
GLY
319
A
HIS
320
n
320
HIS
320
A
ALA
321
n
321
ALA
321
A
VAL
322
n
322
VAL
322
A
LEU
323
n
323
LEU
323
A
ARG
324
n
324
ARG
324
A
LYS
325
n
325
LYS
325
A
THR
326
n
326
THR
326
A
ASP
327
n
327
ASP
327
A
PRO
328
n
328
PRO
328
A
ARG
329
n
329
ARG
329
A
TYR
330
n
330
TYR
330
A
THR
331
n
331
THR
331
A
CYS
332
n
332
CYS
332
A
GLN
333
n
333
GLN
333
A
ARG
334
n
334
ARG
334
A
GLU
335
n
335
GLU
335
A
PHE
336
n
336
PHE
336
A
ALA
337
n
337
ALA
337
A
LEU
338
n
338
LEU
338
A
LYS
339
n
339
LYS
339
A
HIS
340
n
340
HIS
340
A
LEU
341
n
341
LEU
341
A
PRO
342
n
342
PRO
342
A
HIS
343
n
343
HIS
343
A
ASP
344
n
344
ASP
344
A
PRO
345
n
345
PRO
345
A
MET
346
n
346
MET
346
A
PHE
347
n
347
PHE
347
A
LYS
348
n
348
LYS
348
A
LEU
349
n
349
LEU
349
A
VAL
350
n
350
VAL
350
A
ALA
351
n
351
ALA
351
A
GLN
352
n
352
GLN
352
A
LEU
353
n
353
LEU
353
A
TYR
354
n
354
TYR
354
A
LYS
355
n
355
LYS
355
A
ILE
356
n
356
ILE
356
A
VAL
357
n
357
VAL
357
A
PRO
358
n
358
PRO
358
A
ASN
359
n
359
ASN
359
A
VAL
360
n
360
VAL
360
A
LEU
361
n
361
LEU
361
A
LEU
362
n
362
LEU
362
A
GLU
363
n
363
GLU
363
A
GLN
364
n
364
GLN
364
A
GLY
365
n
365
GLY
365
A
LYS
366
n
366
LYS
366
A
ALA
367
n
367
ALA
367
A
LYS
368
n
368
LYS
368
A
ASN
369
n
369
ASN
369
A
PRO
370
n
370
PRO
370
A
TRP
371
n
371
TRP
371
A
PRO
372
n
372
PRO
372
A
ASN
373
n
373
ASN
373
A
VAL
374
n
374
VAL
374
A
ASP
375
n
375
ASP
375
A
ALA
376
n
376
ALA
376
A
HIS
377
n
377
HIS
377
A
SER
378
n
378
SER
378
A
GLY
379
n
379
GLY
379
A
VAL
380
n
380
VAL
380
A
LEU
381
n
381
LEU
381
A
LEU
382
n
382
LEU
382
A
GLN
383
n
383
GLN
383
A
TYR
384
n
384
TYR
384
A
TYR
385
n
385
TYR
385
A
GLY
386
n
386
GLY
386
A
MET
387
n
387
MET
387
A
THR
388
n
388
THR
388
A
GLU
389
n
389
GLU
389
A
MET
390
n
390
MET
390
A
ASN
391
n
391
ASN
391
A
TYR
392
n
392
TYR
392
A
TYR
393
n
393
TYR
393
A
THR
394
n
394
THR
394
A
VAL
395
n
395
VAL
395
A
LEU
396
n
396
LEU
396
A
PHE
397
n
397
PHE
397
A
GLY
398
n
398
GLY
398
A
VAL
399
n
399
VAL
399
A
SER
400
n
400
SER
400
A
ARG
401
n
401
ARG
401
A
ALA
402
n
402
ALA
402
A
LEU
403
n
403
LEU
403
A
GLY
404
n
404
GLY
404
A
VAL
405
n
405
VAL
405
A
LEU
406
n
406
LEU
406
A
ALA
407
n
407
ALA
407
A
GLN
408
n
408
GLN
408
A
LEU
409
n
409
LEU
409
A
ILE
410
n
410
ILE
410
A
TRP
411
n
411
TRP
411
A
SER
412
n
412
SER
412
A
ARG
413
n
413
ARG
413
A
ALA
414
n
414
ALA
414
A
LEU
415
n
415
LEU
415
A
GLY
416
n
416
GLY
416
A
PHE
417
n
417
PHE
417
A
PRO
418
n
418
PRO
418
A
LEU
419
n
419
LEU
419
A
GLU
420
n
420
GLU
420
A
ARG
421
n
421
ARG
421
A
PRO
422
n
422
PRO
422
A
LYS
423
n
423
LYS
423
A
SER
424
n
424
SER
424
A
MET
425
n
425
MET
425
A
SER
426
n
426
SER
426
A
THR
427
n
427
THR
427
A
ASP
428
n
428
ASP
428
A
GLY
429
n
429
GLY
429
A
LEU
430
n
430
LEU
430
A
ILE
431
n
431
ILE
431
A
LYS
432
n
432
LYS
432
A
LEU
433
n
433
LEU
433
A
VAL
434
n
434
VAL
434
A
ASP
435
n
435
ASP
435
A
SER
436
n
436
SER
436
A
LYS
437
n
437
LYS
437
A
author_and_software_defined_assembly
PISA,PQS
2
dimeric
9270
-55
32600
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
0.0000000000
-1.0000000000
0.0000000000
-1.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
-1.0000000000
8_665
-y+1,-x+1,-z+1/2
crystal symmetry operation
77.4000000000
77.4000000000
98.2000000000
A
N
VAL
57
A
N
VAL
57
A
O
ARG
65
A
O
ARG
65
1
A
CB
ASN
5
A
CB
ASN
5
0
Y
1
A
CG
ASN
5
A
CG
ASN
5
0
Y
1
A
OD1
ASN
5
A
OD1
ASN
5
0
Y
1
A
ND2
ASN
5
A
ND2
ASN
5
0
Y
1
A
OD1
ASP
12
A
OD1
ASP
12
0
Y
1
A
OD2
ASP
12
A
OD2
ASP
12
0
Y
1
A
CD
LYS
16
A
CD
LYS
16
0
Y
1
A
CE
LYS
16
A
CE
LYS
16
0
Y
1
A
NZ
LYS
16
A
NZ
LYS
16
0
Y
1
A
CG
LYS
22
A
CG
LYS
22
0
Y
1
A
CD
LYS
22
A
CD
LYS
22
0
Y
1
A
CE
LYS
22
A
CE
LYS
22
0
Y
1
A
NZ
LYS
22
A
NZ
LYS
22
0
Y
1
A
OG1
THR
31
A
OG1
THR
31
0
Y
1
A
CG2
THR
31
A
CG2
THR
31
0
Y
1
A
OE1
GLN
35
A
OE1
GLN
35
0
Y
1
A
NE2
GLN
35
A
NE2
GLN
35
0
Y
1
A
CG
ARG
46
A
CG
ARG
46
0
Y
1
A
CD
ARG
46
A
CD
ARG
46
0
Y
1
A
NE
ARG
46
A
NE
ARG
46
0
Y
1
A
CZ
ARG
46
A
CZ
ARG
46
0
Y
1
A
NH1
ARG
46
A
NH1
ARG
46
0
Y
1
A
NH2
ARG
46
A
NH2
ARG
46
0
Y
1
A
NH1
ARG
67
A
NH1
ARG
67
0
Y
1
A
NH2
ARG
67
A
NH2
ARG
67
0
Y
1
A
CE
LYS
76
A
CE
LYS
76
0
Y
1
A
NZ
LYS
76
A
NZ
LYS
76
0
Y
1
A
CE
LYS
80
A
CE
LYS
80
0
Y
1
A
NZ
LYS
80
A
NZ
LYS
80
0
Y
1
A
CB
LYS
82
A
CB
LYS
82
0
Y
1
A
CG
LYS
82
A
CG
LYS
82
0
Y
1
A
CD
LYS
82
A
CD
LYS
82
0
Y
1
A
CE
LYS
82
A
CE
LYS
82
0
Y
1
A
NZ
LYS
82
A
NZ
LYS
82
0
Y
1
A
O
GLY
83
A
O
GLY
83
0
Y
1
A
CB
GLU
104
A
CB
GLU
104
0
Y
1
A
CG
GLU
104
A
CG
GLU
104
0
Y
1
A
CD
GLU
104
A
CD
GLU
104
0
Y
1
A
OE1
GLU
104
A
OE1
GLU
104
0
Y
1
A
OE2
GLU
104
A
OE2
GLU
104
0
Y
1
A
OG
SER
108
A
OG
SER
108
0
Y
1
A
CD
LYS
116
A
CD
LYS
116
0
Y
1
A
CE
LYS
116
A
CE
LYS
116
0
Y
1
A
NZ
LYS
116
A
NZ
LYS
116
0
Y
1
A
CZ
ARG
164
A
CZ
ARG
164
0
Y
1
A
NH1
ARG
164
A
NH1
ARG
164
0
Y
1
A
NH2
ARG
164
A
NH2
ARG
164
0
Y
1
A
CD
GLU
196
A
CD
GLU
196
0
Y
1
A
OE1
GLU
196
A
OE1
GLU
196
0
Y
1
A
OE2
GLU
196
A
OE2
GLU
196
0
Y
1
A
CB
LYS
206
A
CB
LYS
206
0
Y
1
A
CG
LYS
206
A
CG
LYS
206
0
Y
1
A
CD
LYS
206
A
CD
LYS
206
0
Y
1
A
CE
LYS
206
A
CE
LYS
206
0
Y
1
A
NZ
LYS
206
A
NZ
LYS
206
0
Y
1
A
NZ
LYS
290
A
NZ
LYS
290
0
Y
1
A
O
LYS
294
A
O
LYS
294
0
Y
1
A
CE
LYS
294
A
CE
LYS
294
0
Y
1
A
NZ
LYS
294
A
NZ
LYS
294
0
Y
1
A
CG
ASP
295
A
CG
ASP
295
0
Y
1
A
OD1
ASP
295
A
OD1
ASP
295
0
Y
1
A
OD2
ASP
295
A
OD2
ASP
295
0
Y
1
A
OE1
GLU
299
A
OE1
GLU
299
0
Y
1
A
OE2
GLU
299
A
OE2
GLU
299
0
Y
1
A
NZ
LYS
300
A
NZ
LYS
300
0
Y
1
A
CB
ASN
310
A
CB
ASN
310
0
Y
1
A
CG
ASN
310
A
CG
ASN
310
0
Y
1
A
OD1
ASN
310
A
OD1
ASN
310
0
Y
1
A
ND2
ASN
310
A
ND2
ASN
310
0
Y
1
A
OG
SER
311
A
OG
SER
311
0
Y
1
A
NH1
ARG
313
A
NH1
ARG
313
0
Y
1
A
NH2
ARG
313
A
NH2
ARG
313
0
Y
1
A
OE1
GLU
335
A
OE1
GLU
335
0
Y
1
A
OE2
GLU
335
A
OE2
GLU
335
0
Y
1
A
CD
LYS
339
A
CD
LYS
339
0
Y
1
A
CE
LYS
339
A
CE
LYS
339
0
Y
1
A
NZ
LYS
339
A
NZ
LYS
339
0
Y
1
A
CB
LYS
366
A
CB
LYS
366
0
Y
1
A
CG
LYS
366
A
CG
LYS
366
0
Y
1
A
CD
LYS
366
A
CD
LYS
366
0
Y
1
A
CE
LYS
366
A
CE
LYS
366
0
Y
1
A
NZ
LYS
366
A
NZ
LYS
366
0
Y
1
A
CB
LYS
368
A
CB
LYS
368
0
Y
1
A
CG
LYS
368
A
CG
LYS
368
0
Y
1
A
CD
LYS
368
A
CD
LYS
368
0
Y
1
A
CE
LYS
368
A
CE
LYS
368
0
Y
1
A
NZ
LYS
368
A
NZ
LYS
368
0
Y
1
A
OD1
ASP
428
A
OD1
ASP
428
0
Y
1
A
OD2
ASP
428
A
OD2
ASP
428
0
Y
1
A
O
LEU
433
A
O
LEU
433
0
Y
1
A
O
VAL
434
A
O
VAL
434
0
Y
1
A
ALA
1
A
ALA
1
0
Y
1
A
SER
2
A
SER
2
0
Y
1
A
SER
3
A
SER
3
0
Y
1
A
ASP
435
A
ASP
435
0
Y
1
A
SER
436
A
SER
436
0
Y
1
A
LYS
437
A
LYS
437
0
Y
1
A
CA
ILE
71
PLANAR
1
A
THR
4
13.34
1
A
HIS
28
15.55
1
A
THR
31
13.21
1
A
MET
48
-14.01
1
A
TYR
53
12.29
1
A
ASP
61
10.11
1
A
ARG
67
-10.30
1
A
LYS
80
10.45
1
A
THR
98
-10.38
1
A
PRO
102
-10.20
1
A
THR
133
-14.02
1
A
SER
139
-12.49
1
A
ILE
145
-12.41
1
A
GLY
161
-13.26
1
A
ILE
171
-15.33
1
A
ILE
179
-11.18
1
A
ILE
189
-13.87
1
A
GLY
197
11.84
1
A
GLY
201
10.49
1
A
ILE
203
14.84
1
A
ASP
208
16.07
1
A
THR
214
-10.95
1
A
GLY
275
10.30
1
A
LEU
276
10.61
1
A
ASP
295
11.09
1
A
ARG
302
-12.17
1
A
SER
311
-12.78
1
A
HIS
320
12.26
1
A
LEU
323
14.36
1
A
LYS
366
16.23
1
A
ASN
369
10.04
1
A
VAL
374
14.88
1
A
TYR
385
-10.29
1
A
SER
424
-12.49
1
A
ASP
428
-11.23
1
A
A
THR
ASN
4
5
-149.08
1
A
A
ASP
TRP
208
209
-149.87
1
A
A
LYS
ALA
366
367
-148.34
1
A
GLN
27
0.094
SIDE CHAIN
1
A
ASP
39
0.094
SIDE CHAIN
1
A
GLU
54
0.084
SIDE CHAIN
1
A
GLU
62
0.088
SIDE CHAIN
1
A
GLU
73
0.081
SIDE CHAIN
1
A
GLU
86
0.085
SIDE CHAIN
1
A
GLU
90
0.087
SIDE CHAIN
1
A
GLN
106
0.088
SIDE CHAIN
1
A
ASN
130
0.089
SIDE CHAIN
1
A
ASN
134
0.122
SIDE CHAIN
1
A
GLN
140
0.077
SIDE CHAIN
1
A
ASN
149
0.101
SIDE CHAIN
1
A
GLU
151
0.106
SIDE CHAIN
1
A
GLU
173
0.083
SIDE CHAIN
1
A
ASP
174
0.085
SIDE CHAIN
1
A
ASN
192
0.076
SIDE CHAIN
1
A
GLU
196
0.074
SIDE CHAIN
1
A
ASP
208
0.094
SIDE CHAIN
1
A
ASN
215
0.086
SIDE CHAIN
1
A
ASP
221
0.090
SIDE CHAIN
1
A
GLU
226
0.083
SIDE CHAIN
1
A
ASN
242
0.096
SIDE CHAIN
1
A
ASP
257
0.082
SIDE CHAIN
1
A
ASN
267
0.098
SIDE CHAIN
1
A
GLN
279
0.097
SIDE CHAIN
1
A
GLU
280
0.072
SIDE CHAIN
1
A
ASN
310
0.070
SIDE CHAIN
1
A
TYR
318
0.078
SIDE CHAIN
1
A
GLN
333
0.074
SIDE CHAIN
1
A
ARG
334
0.100
SIDE CHAIN
1
A
GLN
352
0.088
SIDE CHAIN
1
A
ASN
359
0.086
SIDE CHAIN
1
A
ASN
373
0.071
SIDE CHAIN
1
A
GLN
383
0.126
SIDE CHAIN
1
A
ARG
413
0.091
SIDE CHAIN
1
-4.09
0.50
120.30
116.21
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
25
25
25
N
1
3.81
0.50
120.30
124.11
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
65
65
65
N
1
-14.98
1.90
110.30
95.32
A
A
A
N
CA
CB
THR
THR
THR
103
103
103
N
1
8.59
1.40
112.40
120.99
A
A
A
CA
CB
CG2
THR
THR
THR
103
103
103
N
1
-11.17
1.80
110.60
99.43
A
A
A
N
CA
CB
ARG
ARG
ARG
156
156
156
N
1
-5.21
0.50
120.30
115.09
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
156
156
156
N
1
3.94
0.50
120.30
124.24
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
156
156
156
N
1
-3.87
0.50
120.30
116.43
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
191
191
191
N
1
-4.30
0.50
120.30
116.00
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
195
195
195
N
1
11.26
1.80
110.60
121.86
A
A
A
N
CA
CB
GLU
GLU
GLU
196
196
196
N
1
-11.13
1.80
110.60
99.47
A
A
A
N
CA
CB
ASN
ASN
ASN
215
215
215
N
1
-3.51
0.50
120.30
116.79
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
229
229
229
N
1
14.13
2.00
110.40
124.53
A
A
A
N
CA
CB
LEU
LEU
LEU
301
301
301
N
1
A
A
NE1
CE2
TRP
TRP
94
94
-0.100
0.013
1.371
1.271
N
1
A
A
NE1
CE2
TRP
TRP
109
109
-0.097
0.013
1.371
1.274
N
1
A
A
NE1
CE2
TRP
TRP
114
114
-0.099
0.013
1.371
1.272
N
1
A
A
NE1
CE2
TRP
TRP
168
168
-0.098
0.013
1.371
1.273
N
1
A
A
NE1
CE2
TRP
TRP
209
209
-0.102
0.013
1.371
1.269
N
1
A
A
NE1
CE2
TRP
TRP
284
284
-0.098
0.013
1.371
1.273
N
1
A
A
CZ
OH
TYR
TYR
304
304
0.109
0.017
1.374
1.483
N
1
A
A
NE1
CE2
TRP
TRP
306
306
-0.100
0.013
1.371
1.271
N
1
A
A
NE1
CE2
TRP
TRP
371
371
-0.091
0.013
1.371
1.280
N
1
A
A
NE1
CE2
TRP
TRP
411
411
-0.108
0.013
1.371
1.263
N
1
A
A
CG2
CG2
THR
VAL
31
434
1.46
1_555
8_665
1
A
A
CE
CE
MET
MET
127
127
1.73
1_555
8_665
1
A
A
OE2
OG1
GLU
THR
54
427
1.83
1_555
8_665
1
A
A
OG
ND2
SER
ASN
139
149
1.84
1_555
8_665
1
A
A
CB
CG2
THR
VAL
31
434
1.86
1_555
8_665
1
A
SER
3
170.35
-151.08
1
A
THR
4
-174.45
139.21
1
A
ASN
5
-94.40
33.66
1
A
LEU
6
38.94
-76.33
1
A
GLN
27
-88.12
-76.33
1
A
MET
45
75.65
42.28
1
A
ARG
46
-40.10
91.66
1
A
LEU
51
-123.96
-58.68
1
A
VAL
52
62.10
84.62
1
A
ARG
67
169.08
-82.96
1
A
ILE
71
-12.59
-79.58
1
A
SER
122
-45.78
-17.00
1
A
ARG
164
-3.93
-75.39
1
A
ARG
195
-100.70
41.44
1
A
GLU
196
30.40
73.37
1
A
ALA
202
-131.88
-136.00
1
A
ILE
203
-179.03
139.88
1
A
HIS
238
-164.39
56.14
1
A
GLU
239
68.10
179.12
1
A
ALA
254
-96.09
30.11
1
A
LEU
255
49.07
23.11
1
A
HIS
274
-129.27
-51.44
1
A
LEU
276
-90.92
41.69
1
A
LYS
294
-15.56
-92.98
1
A
SER
311
-83.90
38.66
1
A
VAL
322
-137.53
-51.73
1
A
HIS
343
-109.62
48.07
1
A
LYS
366
-158.37
43.36
1
A
ALA
367
-118.81
-161.00
1
A
LYS
368
84.47
-45.99
1
A
ASN
373
-83.17
-151.41
1
A
GLU
389
-65.06
84.25
1
A
MET
425
-140.83
-143.35
0.1830000
2.7
5.0
1
2.7
5.0
0
3457
13
0
3444
0.013
2.6
refinement
EREF
CRYSTALLOGRAPHIC REFINEMENT AND ATOMIC MODELS OF TWO DIFFERENT FORMS OF CITRATE SYNTHASE AT 2.7 AND 1.7 ANGSTROMS RESOLUTION
1
N
N
2
N
N
A
ASN
5
A
ASN
5
HELX_P
A
GLY
29
A
GLY
29
1
A
25
A
THR
37
A
THR
37
HELX_P
A
GLY
43
A
GLY
43
1
B
7
A
SER
70
A
SER
70
HELX_P
A
LEU
78
A
LEU
78
1
C
9
A
LEU
88
A
LEU
88
HELX_P
A
GLY
99
A
GLY
99
1
D
12
A
THR
103
A
THR
103
HELX_P
A
ALA
118
A
ALA
118
1
E
16
A
PRO
121
A
PRO
121
HELX_P
A
PHE
131
A
PHE
131
1
F
11
A
HIS
136
A
HIS
136
HELX_P
A
SER
152
A
SER
152
1
G
17
A
ASN
153
A
ASN
153
HELX_P
A
GLY
161
A
GLY
161
1
H
9
A
HIS
163
A
HIS
163
HELX_P
A
ARG
195
A
ARG
195
1
I
33
A
ASP
208
A
ASP
208
HELX_P
A
GLY
218
A
GLY
218
1
J
11
A
ASP
221
A
ASP
221
HELX_P
A
SER
236
A
SER
236
1
K
16
A
ASN
242
A
ASN
242
HELX_P
A
LEU
255
A
LEU
255
1
L
14
A
ASP
257
A
ASP
257
HELX_P
A
GLY
271
A
GLY
271
1
M
15
A
HIS
274
A
HIS
274
HELX_P
A
GLU
291
A
GLU
291
1
N
18
A
SER
297
A
SER
297
HELX_P
A
GLY
312
A
GLY
312
1
O
16
A
ASP
327
A
ASP
327
HELX_P
A
LEU
341
A
LEU
341
1
P
15
A
ASP
344
A
ASP
344
HELX_P
A
GLY
365
A
GLY
365
1
Q
22
A
ASN
373
A
ASN
373
HELX_P
A
GLY
386
A
GLY
386
1
R
14
A
MET
390
A
MET
390
HELX_P
A
GLY
416
A
GLY
416
1
S
27
A
SER
426
A
SER
426
HELX_P
A
LEU
433
A
LEU
433
1
T
8
OXO-ACID-LYASE
OXO-ACID-LYASE
CISY_PIG
UNP
1
1
P00889
MALLTAAARLFGAKNASCLVLAARHASASSTNLKDILADLIPKEQARIKTFRQQHGNTVVGQITVDMMYGGMRGMKGLVY
ETSVLDPDEGIRFRGYSIPECQKMLPKAKGGEEPLPEGLFWLLVTGQIPTEEQVSWLSKEWAKRAALPSHVVTMLDNFPT
NLHPMSQLSAAITALNSESNFARAYAEGIHRTKYWELIYEDCMDLIAKLPCVAAKIYRNLYREGSSIGAIDSKLDWSHNF
TNMLGYTDAQFTELMRLYLTIHSDHEGGNVSAHTSHLVGSALSDPYLSFAAAMNGLAGPLHGLANQEVLVWLTQLQKEVG
KDVSDEKLRDYIWNTLNSGRVVPGYGHAVLRKTDPRYTCQREFALKHLPHDPMFKLVAQLYKIVPNVLLEQGKAKNPWPN
VDAHSGVLLQYYGMTEMNYYTVLFGVSRALGVLAQLIWSRALGFPLERPKSMSTDGLIKLVDSK
28
464
1CTS
1
437
P00889
A
1
1
437
2
anti-parallel
A
VAL
57
A
VAL
57
A
ASP
59
A
ASP
59
A
GLU
62
A
GLU
62
A
ARG
65
A
ARG
65
BINDING SITE FOR RESIDUE CIT A 438
A
CIT
438
Software
4
A
HIS
238
A
HIS
238
4
1_555
A
ASN
242
A
ASN
242
4
1_555
A
HIS
274
A
HIS
274
4
1_555
A
ARG
401
A
ARG
401
4
1_555
92
P 41 21 2