0.015778
0.009109
0.000000
0.000000
0.018219
0.000000
0.000000
0.000000
0.011493
0.00000
0.00000
0.00000
CIS PROLINE - PRO 258
West, A.H.
Martinez-Hackert, E.
Stock, A.M.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
6
90.00
90.00
120.00
63.380
63.380
87.010
C3 H7 N O2
89.093
y
ALANINE
L-peptide linking
C6 H15 N4 O2 1
175.209
y
ARGININE
L-peptide linking
C4 H8 N2 O3
132.118
y
ASPARAGINE
L-peptide linking
C4 H7 N O4
133.103
y
ASPARTIC ACID
L-peptide linking
C3 H7 N O2 S
121.158
y
CYSTEINE
L-peptide linking
C5 H10 N2 O3
146.144
y
GLUTAMINE
L-peptide linking
C5 H9 N O4
147.129
y
GLUTAMIC ACID
L-peptide linking
C2 H5 N O2
75.067
y
GLYCINE
peptide linking
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
R
C
N
76
N
C
N
77
N
O
N
78
N
C
N
79
N
S
N
80
N
O
N
81
N
H
N
82
N
H
N
83
N
H
N
84
N
H
N
85
N
H
N
86
N
H
N
87
N
H
N
88
N
N
N
89
S
C
N
90
N
C
N
91
N
O
N
92
N
C
N
93
N
C
N
94
N
C
N
95
N
O
N
96
N
N
N
97
N
O
N
98
N
H
N
99
N
H
N
100
N
H
N
101
N
H
N
102
N
H
N
103
N
H
N
104
N
H
N
105
N
H
N
106
N
H
N
107
N
H
N
108
N
N
N
109
S
C
N
110
N
C
N
111
N
O
N
112
N
C
N
113
N
C
N
114
N
C
N
115
N
O
N
116
N
O
N
117
N
O
N
118
N
H
N
119
N
H
N
120
N
H
N
121
N
H
N
122
N
H
N
123
N
H
N
124
N
H
N
125
N
H
N
126
N
H
N
127
N
N
N
128
N
C
N
129
N
C
N
130
N
O
N
131
N
O
N
132
N
H
N
133
N
H
N
134
N
H
N
135
N
H
N
136
N
H
N
137
N
N
N
138
S
C
N
139
N
C
N
140
N
O
N
141
N
C
Y
142
N
C
Y
143
N
N
Y
144
N
C
Y
145
N
C
Y
146
N
N
N
147
N
O
N
148
N
H
N
149
N
H
N
150
N
H
N
151
N
H
N
152
N
H
N
153
N
H
N
154
N
H
N
155
N
H
N
156
N
H
N
157
N
H
N
158
N
O
N
159
N
H
N
160
N
H
N
161
N
N
N
162
S
C
N
163
N
C
N
164
N
O
N
165
S
C
N
166
N
C
N
167
N
C
N
168
N
C
N
169
N
O
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
H
N
180
N
H
N
181
N
H
N
182
N
H
N
183
N
N
N
184
S
C
N
185
N
C
N
186
N
O
N
187
N
C
N
188
N
C
N
189
N
C
N
190
N
C
N
191
N
O
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
H
N
202
N
H
N
203
N
H
N
204
N
H
N
205
N
N
N
206
S
C
N
207
N
C
N
208
N
O
N
209
N
C
N
210
N
C
N
211
N
C
N
212
N
C
N
213
N
N
N
214
N
O
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
H
N
224
N
H
N
225
N
H
N
226
N
H
N
227
N
H
N
228
N
H
N
229
N
H
N
230
N
N
N
231
S
C
N
232
N
C
N
233
N
O
N
234
N
C
N
235
N
C
N
236
N
S
N
237
N
C
N
238
N
O
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
H
N
249
N
H
N
250
N
N
N
251
S
C
N
252
N
C
N
253
N
O
N
254
N
C
Y
255
N
C
Y
256
N
C
Y
257
N
C
Y
258
N
C
Y
259
N
C
Y
260
N
C
N
261
N
O
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
H
N
269
N
H
N
270
N
H
N
271
N
H
N
272
N
H
N
273
N
N
N
274
S
C
N
275
N
C
N
276
N
O
N
277
N
C
N
278
N
C
N
279
N
C
N
280
N
O
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
N
N
291
S
C
N
292
N
C
N
293
N
O
N
294
N
C
N
295
N
O
N
296
N
O
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
N
N
305
S
C
N
306
N
C
N
307
N
O
N
308
R
C
N
309
N
O
N
310
N
C
N
311
N
O
N
312
N
H
N
313
N
H
N
314
N
H
N
315
N
H
N
316
N
H
N
317
N
H
N
318
N
H
N
319
N
H
N
320
N
H
N
321
N
N
N
322
S
C
N
323
N
C
N
324
N
O
N
325
N
C
Y
326
N
C
Y
327
N
C
Y
328
N
C
Y
329
N
N
Y
330
N
C
Y
331
N
C
Y
332
N
C
Y
333
N
C
Y
334
N
C
N
335
N
O
N
336
N
H
N
337
N
H
N
338
N
H
N
339
N
H
N
340
N
H
N
341
N
H
N
342
N
H
N
343
N
H
N
344
N
H
N
345
N
H
N
346
N
H
N
347
N
H
N
348
N
N
N
349
S
C
N
350
N
C
N
351
N
O
N
352
N
C
Y
353
N
C
Y
354
N
C
Y
355
N
C
Y
356
N
C
Y
357
N
C
Y
358
N
C
N
359
N
O
N
360
N
O
N
361
N
H
N
362
N
H
N
363
N
H
N
364
N
H
N
365
N
H
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
N
N
373
S
C
N
374
N
C
N
375
N
O
N
376
N
C
N
377
N
C
N
378
N
C
N
379
N
O
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
H
N
1
N
sing
N
2
N
sing
N
3
N
sing
N
4
N
sing
N
5
N
sing
N
6
N
sing
N
7
N
doub
N
8
N
sing
N
9
N
sing
N
10
N
sing
N
11
N
sing
N
12
N
sing
N
13
N
sing
N
14
N
sing
N
15
N
sing
N
16
N
sing
N
17
N
sing
N
18
N
sing
N
19
N
doub
N
20
N
sing
N
21
N
sing
N
22
N
sing
N
23
N
sing
N
24
N
sing
N
25
N
sing
N
26
N
sing
N
27
N
sing
N
28
N
sing
N
29
N
sing
N
30
N
sing
N
31
N
sing
N
32
N
sing
N
33
N
doub
N
34
N
sing
N
35
N
sing
N
36
N
sing
N
37
N
sing
N
38
N
sing
N
39
N
sing
N
40
N
sing
N
41
N
sing
N
42
N
sing
N
43
N
sing
N
44
N
sing
N
45
N
doub
N
46
N
sing
N
47
N
sing
N
48
N
sing
N
49
N
sing
N
50
N
doub
N
51
N
sing
N
52
N
sing
N
53
N
sing
N
54
N
sing
N
55
N
sing
N
56
N
sing
N
57
N
sing
N
58
N
sing
N
59
N
sing
N
60
N
sing
N
61
N
doub
N
62
N
sing
N
63
N
sing
N
64
N
sing
N
65
N
sing
N
66
N
doub
N
67
N
sing
N
68
N
sing
N
69
N
sing
N
70
N
sing
N
71
N
sing
N
72
N
sing
N
73
N
sing
N
74
N
sing
N
75
N
sing
N
76
N
doub
N
77
N
sing
N
78
N
sing
N
79
N
sing
N
80
N
sing
N
81
N
sing
N
82
N
sing
N
83
N
sing
N
84
N
sing
N
85
N
sing
N
86
N
sing
N
87
N
sing
N
88
N
sing
N
89
N
doub
N
90
N
sing
N
91
N
sing
N
92
N
sing
N
93
N
sing
N
94
N
sing
N
95
N
sing
N
96
N
sing
N
97
N
doub
N
98
N
sing
N
99
N
sing
N
100
N
sing
N
101
N
sing
N
102
N
sing
N
103
N
sing
N
104
N
sing
N
105
N
sing
N
106
N
sing
N
107
N
sing
N
108
N
doub
N
109
N
sing
N
110
N
sing
N
111
N
sing
N
112
N
sing
N
113
N
sing
N
114
N
sing
N
115
N
sing
N
116
N
doub
N
117
N
sing
N
118
N
sing
N
119
N
sing
N
120
N
sing
N
121
N
sing
N
122
N
sing
N
123
N
sing
N
124
N
sing
N
125
N
sing
N
126
N
doub
N
127
N
sing
N
128
N
sing
N
129
N
sing
N
130
N
sing
N
131
N
sing
N
132
N
sing
N
133
N
sing
N
134
N
sing
N
135
N
doub
N
136
N
sing
N
137
N
sing
N
138
N
sing
N
139
N
sing
Y
140
N
sing
Y
141
N
doub
Y
142
N
doub
N
143
N
sing
Y
144
N
sing
N
145
N
sing
Y
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
doub
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
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
sing
N
177
N
sing
N
178
N
sing
N
179
N
doub
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
sing
N
198
N
sing
N
199
N
sing
N
200
N
doub
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
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
doub
N
244
N
sing
N
245
N
sing
N
246
N
sing
N
247
N
sing
Y
248
N
doub
Y
249
N
sing
Y
250
N
sing
N
251
N
sing
Y
252
N
doub
N
253
N
sing
Y
254
N
doub
N
255
N
sing
Y
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
doub
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
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
doub
N
297
N
sing
N
298
N
sing
N
299
N
sing
N
300
N
sing
N
301
N
sing
N
302
N
sing
N
303
N
sing
N
304
N
sing
N
305
N
sing
N
306
N
sing
N
307
N
sing
N
308
N
sing
N
309
N
sing
N
310
N
sing
N
311
N
sing
N
312
N
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
Y
322
N
sing
Y
323
N
sing
N
324
N
sing
Y
325
N
sing
Y
326
N
doub
N
327
N
sing
Y
328
N
doub
N
329
N
sing
Y
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
sing
N
340
N
doub
N
341
N
sing
N
342
N
sing
N
343
N
sing
N
344
N
sing
Y
345
N
doub
Y
346
N
sing
Y
347
N
sing
N
348
N
sing
Y
349
N
doub
N
350
N
sing
Y
351
N
doub
N
352
N
sing
Y
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
N
363
N
sing
N
364
N
doub
N
365
N
sing
N
366
N
sing
N
367
N
sing
N
368
N
sing
N
369
N
sing
N
370
N
sing
N
371
N
sing
N
372
N
sing
N
373
N
sing
N
374
N
sing
N
375
N
sing
UK
J.Mol.Biol.
JMOBAK
0070
0022-2836
250
276
290
10.1006/jmbi.1995.0376
7608974
Crystal structure of the catalytic domain of the chemotaxis receptor methylesterase, CheB.
1995
To be Published
0353
Purification, Crystallization, and Preliminary X-Ray Diffraction Analyses of the Bacterial Chemotaxis Receptor Modifying Enzymes
NE
Biochim.Biophys.Acta
BBACAQ
0113
0006-3002
1119
322
Evidence that the Methylesterase of Bacterial Chemotaxis May be a Serine Hydrolase
1992
US
Annu.Rev.Biophys.Biophys.Chem.
ARBCEY
0809
0883-9182
20
109
Bacterial Chemotaxis and the Molecular Logic of Intracellular Signal Transduction Networks
1991
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
260
10161
Multiple Forms of the Cheb Methylesterase in Bacterial Chemosensing
1985
10.2210/pdb1chd/pdb
pdb_00001chd
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
AREA DETECTOR
1994-08-16
XUONG-HAMLIN MULTIWIRE
M
x-ray
1
1.5418
1.0
1.5418
21457.723
CHEB METHYLESTERASE
3.1.1.61
1
man
polymer
18.015
water
123
nat
water
no
no
LKAGPLLSSEKLIAIGASTGGTEAIRHVLQPLPLSSPAVIITQHMPPGFTRSFAERLNKLCQISVKEAEDGERVLPGHAY
IAPGDKHMELARSGANYQIKIHDGPPVNRHRPSVDVLFHSVAKHAGRNAVGVILTGMGNDGAAGMLAMYQAGAWTIAQNE
ASCVVFGMPREAINMGGVSEVVDLSQVSQQMLAKISAGQAIRI
LKAGPLLSSEKLIAIGASTGGTEAIRHVLQPLPLSSPAVIITQHMPPGFTRSFAERLNKLCQISVKEAEDGERVLPGHAY
IAPGDKHMELARSGANYQIKIHDGPPVNRHRPSVDVLFHSVAKHAGRNAVGVILTGMGNDGAAGMLAMYQAGAWTIAQNE
ASCVVFGMPREAINMGGVSEVVDLSQVSQQMLAKISAGQAIRI
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
Salmonella
Salmonella typhimurium
LT2
Escherichia
sample
CHEB
99287
Salmonella typhimurium
CHEB
562
Escherichia coli
DH5ALPHA
BACTERIAL
PCP1 (PUC12 VECTOR)
2.35
47.65
chem_comp_atom
chem_comp_bond
database_2
repository
Initial release
Version format compliance
Source and taxonomy
Version format compliance
Data collection
Database references
1
0
1996-01-29
1
1
2008-03-03
1
2
2011-07-13
1
3
2024-02-07
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
HELIX
HELIX
DETERMINATION METHOD:
H BONDS, DIHEDRAL ANGLES, KABSCH AND SANDER ALGORITHM,
AND VISUAL INSPECTION
HELIX_ID: L1,PART OF CONNECTING LOOP BETWEEN BETA STRAND
2 AND HELIX B.
HELIX_ID: L2,PART OF CONNECTING LOOP BETWEEN BETA STRAND
6 AND HELIX C.
HELIX_ID: L3,PART OF CONNECTING LOOP BETWEEN BETA STRAND
9 AND HELIX F.
HELIX_ID: L4,PART OF CONNECTING LOOP BETWEEN BETA STRAND
8 AND HELIX E.
SHEET
SHEET
SHEET_ID: SH1, H BONDS, DIHEDRAL ANGLES, KABSCH AND SANDER
ALGORITHM, AND VISUAL INSPECTION. CENTRAL PARALLEL BETA
SHEET.
SHEET_ID: SH2, ANTIPARALLEL BETA MOTIF THAT FLANKS ONE
SIDE OF THE CENTRAL SEVEN-STRANDED BETA SHEET.
Y
BNL
1995-03-09
REL
REL
HOH
water
TURN
TURN TYPES CLASSIFIED ACCORDING TO RICHARDSON, J.S (1981)
ADVAN. PROT. CHEM., 34, 167-340.
MOLECULE_NAME: CHEB METHYLESTERASE DOMAIN. DETAILS OF
CONSTRUCTION OF EXPRESSION PLASMID AND PROTEIN
PURIFICATION ARE DESCRIBED IN WEST, A.H. ET AL. (1995)
PROTEINS: STR. FUNC. GENET., IN PRESS.
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
417
2
HOH
HOH
417
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
423
2
HOH
HOH
423
A
HOH
424
2
HOH
HOH
424
A
HOH
425
2
HOH
HOH
425
A
HOH
426
2
HOH
HOH
426
A
HOH
427
2
HOH
HOH
427
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
435
2
HOH
HOH
435
A
HOH
436
2
HOH
HOH
436
A
HOH
437
2
HOH
HOH
437
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
443
2
HOH
HOH
443
A
HOH
444
2
HOH
HOH
444
A
HOH
445
2
HOH
HOH
445
A
HOH
446
2
HOH
HOH
446
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
452
2
HOH
HOH
452
A
HOH
453
2
HOH
HOH
453
A
HOH
454
2
HOH
HOH
454
A
HOH
455
2
HOH
HOH
455
A
HOH
456
2
HOH
HOH
456
A
HOH
457
2
HOH
HOH
457
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
462
2
HOH
HOH
462
A
HOH
463
2
HOH
HOH
463
A
HOH
464
2
HOH
HOH
464
A
HOH
465
2
HOH
HOH
465
A
HOH
466
2
HOH
HOH
466
A
HOH
467
2
HOH
HOH
467
A
HOH
468
2
HOH
HOH
468
A
HOH
469
2
HOH
HOH
469
A
HOH
470
2
HOH
HOH
470
A
HOH
471
2
HOH
HOH
471
A
HOH
472
2
HOH
HOH
472
A
HOH
473
2
HOH
HOH
473
A
HOH
474
2
HOH
HOH
474
A
HOH
475
2
HOH
HOH
475
A
HOH
476
2
HOH
HOH
476
A
HOH
477
2
HOH
HOH
477
A
HOH
478
2
HOH
HOH
478
A
HOH
479
2
HOH
HOH
479
A
HOH
480
2
HOH
HOH
480
A
HOH
481
2
HOH
HOH
481
A
HOH
482
2
HOH
HOH
482
A
HOH
483
2
HOH
HOH
483
A
HOH
484
2
HOH
HOH
484
A
HOH
485
2
HOH
HOH
485
A
HOH
486
2
HOH
HOH
486
A
HOH
487
2
HOH
HOH
487
A
HOH
488
2
HOH
HOH
488
A
HOH
489
2
HOH
HOH
489
A
HOH
490
2
HOH
HOH
490
A
HOH
491
2
HOH
HOH
491
A
HOH
492
2
HOH
HOH
492
A
HOH
493
2
HOH
HOH
493
A
HOH
494
2
HOH
HOH
494
A
HOH
495
2
HOH
HOH
495
A
HOH
496
2
HOH
HOH
496
A
HOH
497
2
HOH
HOH
497
A
HOH
498
2
HOH
HOH
498
A
HOH
499
2
HOH
HOH
499
A
HOH
500
2
HOH
HOH
500
A
HOH
501
2
HOH
HOH
501
A
HOH
502
2
HOH
HOH
502
A
HOH
503
2
HOH
HOH
503
A
HOH
504
2
HOH
HOH
504
A
HOH
505
2
HOH
HOH
505
A
HOH
506
2
HOH
HOH
506
A
HOH
507
2
HOH
HOH
507
A
HOH
508
2
HOH
HOH
508
A
HOH
509
2
HOH
HOH
509
A
HOH
510
2
HOH
HOH
510
A
HOH
511
2
HOH
HOH
511
A
HOH
512
2
HOH
HOH
512
A
HOH
513
2
HOH
HOH
513
A
HOH
514
2
HOH
HOH
514
A
HOH
515
2
HOH
HOH
515
A
HOH
516
2
HOH
HOH
516
A
HOH
517
2
HOH
HOH
517
A
HOH
518
2
HOH
HOH
518
A
HOH
519
2
HOH
HOH
519
A
HOH
520
2
HOH
HOH
520
A
HOH
521
2
HOH
HOH
521
A
HOH
522
2
HOH
HOH
522
A
HOH
523
2
HOH
HOH
523
A
n
1
147
A
n
2
148
A
n
3
149
A
n
4
150
A
n
5
151
A
LEU
152
n
6
LEU
152
A
LEU
153
n
7
LEU
153
A
SER
154
n
8
SER
154
A
SER
155
n
9
SER
155
A
GLU
156
n
10
GLU
156
A
LYS
157
n
11
LYS
157
A
LEU
158
n
12
LEU
158
A
ILE
159
n
13
ILE
159
A
ALA
160
n
14
ALA
160
A
ILE
161
n
15
ILE
161
A
GLY
162
n
16
GLY
162
A
ALA
163
n
17
ALA
163
A
SER
164
n
18
SER
164
A
THR
165
n
19
THR
165
A
GLY
166
n
20
GLY
166
A
GLY
167
n
21
GLY
167
A
THR
168
n
22
THR
168
A
GLU
169
n
23
GLU
169
A
ALA
170
n
24
ALA
170
A
ILE
171
n
25
ILE
171
A
ARG
172
n
26
ARG
172
A
HIS
173
n
27
HIS
173
A
VAL
174
n
28
VAL
174
A
LEU
175
n
29
LEU
175
A
GLN
176
n
30
GLN
176
A
PRO
177
n
31
PRO
177
A
LEU
178
n
32
LEU
178
A
PRO
179
n
33
PRO
179
A
LEU
180
n
34
LEU
180
A
SER
181
n
35
SER
181
A
SER
182
n
36
SER
182
A
PRO
183
n
37
PRO
183
A
ALA
184
n
38
ALA
184
A
VAL
185
n
39
VAL
185
A
ILE
186
n
40
ILE
186
A
ILE
187
n
41
ILE
187
A
THR
188
n
42
THR
188
A
GLN
189
n
43
GLN
189
A
HIS
190
n
44
HIS
190
A
MET
191
n
45
MET
191
A
PRO
192
n
46
PRO
192
A
PRO
193
n
47
PRO
193
A
GLY
194
n
48
GLY
194
A
PHE
195
n
49
PHE
195
A
THR
196
n
50
THR
196
A
ARG
197
n
51
ARG
197
A
SER
198
n
52
SER
198
A
PHE
199
n
53
PHE
199
A
ALA
200
n
54
ALA
200
A
GLU
201
n
55
GLU
201
A
ARG
202
n
56
ARG
202
A
LEU
203
n
57
LEU
203
A
ASN
204
n
58
ASN
204
A
LYS
205
n
59
LYS
205
A
LEU
206
n
60
LEU
206
A
CYS
207
n
61
CYS
207
A
GLN
208
n
62
GLN
208
A
ILE
209
n
63
ILE
209
A
SER
210
n
64
SER
210
A
VAL
211
n
65
VAL
211
A
LYS
212
n
66
LYS
212
A
GLU
213
n
67
GLU
213
A
ALA
214
n
68
ALA
214
A
GLU
215
n
69
GLU
215
A
ASP
216
n
70
ASP
216
A
GLY
217
n
71
GLY
217
A
GLU
218
n
72
GLU
218
A
ARG
219
n
73
ARG
219
A
VAL
220
n
74
VAL
220
A
LEU
221
n
75
LEU
221
A
PRO
222
n
76
PRO
222
A
GLY
223
n
77
GLY
223
A
HIS
224
n
78
HIS
224
A
ALA
225
n
79
ALA
225
A
TYR
226
n
80
TYR
226
A
ILE
227
n
81
ILE
227
A
ALA
228
n
82
ALA
228
A
PRO
229
n
83
PRO
229
A
GLY
230
n
84
GLY
230
A
ASP
231
n
85
ASP
231
A
LYS
232
n
86
LYS
232
A
HIS
233
n
87
HIS
233
A
MET
234
n
88
MET
234
A
GLU
235
n
89
GLU
235
A
LEU
236
n
90
LEU
236
A
ALA
237
n
91
ALA
237
A
ARG
238
n
92
ARG
238
A
SER
239
n
93
SER
239
A
GLY
240
n
94
GLY
240
A
ALA
241
n
95
ALA
241
A
ASN
242
n
96
ASN
242
A
TYR
243
n
97
TYR
243
A
GLN
244
n
98
GLN
244
A
ILE
245
n
99
ILE
245
A
LYS
246
n
100
LYS
246
A
ILE
247
n
101
ILE
247
A
HIS
248
n
102
HIS
248
A
ASP
249
n
103
ASP
249
A
GLY
250
n
104
GLY
250
A
PRO
251
n
105
PRO
251
A
PRO
252
n
106
PRO
252
A
VAL
253
n
107
VAL
253
A
ASN
254
n
108
ASN
254
A
ARG
255
n
109
ARG
255
A
HIS
256
n
110
HIS
256
A
ARG
257
n
111
ARG
257
A
PRO
258
n
112
PRO
258
A
SER
259
n
113
SER
259
A
VAL
260
n
114
VAL
260
A
ASP
261
n
115
ASP
261
A
VAL
262
n
116
VAL
262
A
LEU
263
n
117
LEU
263
A
PHE
264
n
118
PHE
264
A
HIS
265
n
119
HIS
265
A
SER
266
n
120
SER
266
A
VAL
267
n
121
VAL
267
A
ALA
268
n
122
ALA
268
A
LYS
269
n
123
LYS
269
A
HIS
270
n
124
HIS
270
A
ALA
271
n
125
ALA
271
A
GLY
272
n
126
GLY
272
A
ARG
273
n
127
ARG
273
A
ASN
274
n
128
ASN
274
A
ALA
275
n
129
ALA
275
A
VAL
276
n
130
VAL
276
A
GLY
277
n
131
GLY
277
A
VAL
278
n
132
VAL
278
A
ILE
279
n
133
ILE
279
A
LEU
280
n
134
LEU
280
A
THR
281
n
135
THR
281
A
GLY
282
n
136
GLY
282
A
MET
283
n
137
MET
283
A
GLY
284
n
138
GLY
284
A
ASN
285
n
139
ASN
285
A
ASP
286
n
140
ASP
286
A
GLY
287
n
141
GLY
287
A
ALA
288
n
142
ALA
288
A
ALA
289
n
143
ALA
289
A
GLY
290
n
144
GLY
290
A
MET
291
n
145
MET
291
A
LEU
292
n
146
LEU
292
A
ALA
293
n
147
ALA
293
A
MET
294
n
148
MET
294
A
TYR
295
n
149
TYR
295
A
GLN
296
n
150
GLN
296
A
ALA
297
n
151
ALA
297
A
GLY
298
n
152
GLY
298
A
ALA
299
n
153
ALA
299
A
TRP
300
n
154
TRP
300
A
THR
301
n
155
THR
301
A
ILE
302
n
156
ILE
302
A
ALA
303
n
157
ALA
303
A
GLN
304
n
158
GLN
304
A
ASN
305
n
159
ASN
305
A
GLU
306
n
160
GLU
306
A
ALA
307
n
161
ALA
307
A
SER
308
n
162
SER
308
A
CYS
309
n
163
CYS
309
A
VAL
310
n
164
VAL
310
A
VAL
311
n
165
VAL
311
A
PHE
312
n
166
PHE
312
A
GLY
313
n
167
GLY
313
A
MET
314
n
168
MET
314
A
PRO
315
n
169
PRO
315
A
ARG
316
n
170
ARG
316
A
GLU
317
n
171
GLU
317
A
ALA
318
n
172
ALA
318
A
ILE
319
n
173
ILE
319
A
ASN
320
n
174
ASN
320
A
MET
321
n
175
MET
321
A
GLY
322
n
176
GLY
322
A
GLY
323
n
177
GLY
323
A
VAL
324
n
178
VAL
324
A
SER
325
n
179
SER
325
A
GLU
326
n
180
GLU
326
A
VAL
327
n
181
VAL
327
A
VAL
328
n
182
VAL
328
A
ASP
329
n
183
ASP
329
A
LEU
330
n
184
LEU
330
A
SER
331
n
185
SER
331
A
GLN
332
n
186
GLN
332
A
VAL
333
n
187
VAL
333
A
SER
334
n
188
SER
334
A
GLN
335
n
189
GLN
335
A
GLN
336
n
190
GLN
336
A
MET
337
n
191
MET
337
A
LEU
338
n
192
LEU
338
A
ALA
339
n
193
ALA
339
A
LYS
340
n
194
LYS
340
A
ILE
341
n
195
ILE
341
A
SER
342
n
196
SER
342
A
ALA
343
n
197
ALA
343
A
GLY
344
n
198
GLY
344
A
GLN
345
n
199
GLN
345
A
ALA
346
n
200
ALA
346
A
ILE
347
n
201
ILE
347
A
ARG
348
n
202
ARG
348
A
ILE
349
n
203
ILE
349
A
author_defined_assembly
1
monomeric
1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
1_555
x,y,z
identity operation
0.0000000000
0.0000000000
0.0000000000
A
O
GLU
326
A
O
GLU
180
A
N
ALA
303
A
N
ALA
157
A
O
ILE
302
A
O
ILE
156
A
N
ILE
279
A
N
ILE
133
A
O
VAL
278
A
O
VAL
132
A
N
GLY
162
A
N
GLY
16
A
O
ILE
161
A
O
ILE
15
A
N
THR
188
A
N
THR
42
A
O
ILE
187
A
O
ILE
41
A
N
ALA
228
A
N
ALA
82
A
N
ILE
227
A
N
ILE
81
A
O
LYS
212
A
O
LYS
66
A
N
ALA
237
A
N
ALA
91
A
O
GLN
244
A
O
GLN
98
1
A
LEU
147
A
LEU
1
1
Y
1
A
LYS
148
A
LYS
2
1
Y
1
A
ALA
149
A
ALA
3
1
Y
1
A
GLY
150
A
GLY
4
1
Y
1
A
PRO
151
A
PRO
5
1
Y
1
4.50
0.50
120.30
124.80
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
197
197
197
N
1
-4.41
0.50
120.30
115.89
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
197
197
197
N
1
4.53
0.50
120.30
124.83
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
273
273
273
N
1
-6.47
0.50
120.30
113.83
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
273
273
273
N
1
A
SER
164
-140.17
-120.83
1
A
THR
281
-39.38
137.94
13.19
UNUSUAL DIHEDRAL ANGLES (PHI= -140.17 AND PSI= -120.83) ARE
OBSERVED FOR SER 164 WHICH MAY ACCOUNT FOR THE CLOSE
CONTACT AS AN ACTIVE SITE RESIDUE AND IS PROPOSED TO BE
INVOLVED IN THE CATALYSIS OF METHYL ESTER HYDROLYSIS.
PHI/PSI ANGLES THAT LIE OUTSIDE THE EXPECTED RANGE HAVE
BEEN OBSERVED FOR MANY OTHER ACTIVE SITE SERINE
NUCLEOPHILES IN HYDROLYTIC ENZYMES OF THIS CLASS.
0.230
0.182
1.75
8.0
16951
1
0.0
1.75
8.0
123
1592
0
0
1469
0.401
1.000
0.682
1.500
0.704
1.000
1.152
1.500
1CHD
19729
3.
0.045
1
2.4
93.6
model building
ARP/wARP
model building
X-PLOR
refinement
PROLSQ
refinement
X-PLOR
phasing
X-PLOR
CHEB METHYLESTERASE DOMAIN
1
N
N
2
N
N
A
GLY
167
A
GLY
21
HELX_P
A
GLN
176
A
GLN
30
1
A
10
A
PHE
195
A
PHE
49
HELX_P
A
LEU
206
A
LEU
60
1
B
12
A
VAL
260
A
VAL
114
HELX_P
A
HIS
270
A
HIS
124
1
C
11
A
ALA
288
A
ALA
142
HELX_P
A
ALA
297
A
ALA
151
1
D
10
A
MET
314
A
MET
168
HELX_P
A
ASN
320
A
ASN
174
1
E
7
A
LEU
330
A
LEU
184
HELX_P
A
ILE
341
A
ILE
195
5
F
12
A
MET
191
A
MET
45
HELX_P
A
GLY
194
A
GLY
48
10
L1
4
A
GLY
250
A
GLY
104
HELX_P
A
VAL
253
A
VAL
107
10
L2
4
A
ASP
329
A
ASP
183
HELX_P
A
GLN
332
A
GLN
186
5
L3
4
A
GLU
306
A
GLU
160
HELX_P
A
CYS
309
A
CYS
163
1
L4
4
CARBOXYL METHYLESTERASE
CHEMOTAXIS PROTEIN, SERINE HYDROLASE, CARBOXYL METHYLESTERASE
A
ARG
257
A
ARG
111
1
A
PRO
258
A
PRO
112
2.56
CHEB_SALTY
UNP
1
1
P04042
MSKIRVLSVDDSALMRQIMTEIINSHSDMEMVATAPDPLVARDLIKKFNPDVLTLDVEMPRMDGLDFLEKLMRLRPMPVV
MVSSLTGKGSEVTLRALELGAIDFVTKPQLGIREGMLAYSEMIAEKVRTAARARIAAHKPMAAPTTLKAGPLLSSEKLIA
IGASTGGTEAIRHVLQPLPLSSPAVIITQHMPPGFTRSFAERLNKLCQISVKEAEDGERVLPGHAYIAPGDKHMELARSG
ANYQIKIHDGPPVNRHRPSVDVLFHSVAKHAGRNAVGVILTGMGNDGAAGMLAMYQAGAWTIAQNEASCVVFGMPREAIN
MGGVSEVVDLSQVSQQMLAKISAGQAIRI
147
349
1CHD
147
349
P04042
A
1
1
203
7
2
parallel
parallel
parallel
parallel
parallel
parallel
anti-parallel
A
GLU
326
A
GLU
180
A
ASP
329
A
ASP
183
A
TRP
300
A
TRP
154
A
ASN
305
A
ASN
159
A
ALA
275
A
ALA
129
A
LEU
280
A
LEU
134
A
LEU
158
A
LEU
12
A
ALA
163
A
ALA
17
A
ALA
184
A
ALA
38
A
HIS
190
A
HIS
44
A
HIS
224
A
HIS
78
A
ALA
228
A
ALA
82
A
SER
210
A
SER
64
A
ALA
214
A
ALA
68
A
HIS
233
A
HIS
87
A
SER
239
A
SER
93
A
ASN
242
A
ASN
96
A
HIS
248
A
HIS
102
ACTIVE SITE
Author
3
PROPOSED OXYANION HOLE
Author
2
A
SER
164
A
SER
18
3
1_555
A
HIS
190
A
HIS
44
3
1_555
A
ASP
286
A
ASP
140
3
1_555
A
MET
283
A
MET
137
2
1_555
A
THR
165
A
THR
19
2
1_555
154
P 32 2 1