0.015161
0.008753
0.000000
0.000000
0.017506
0.000000
0.000000
0.000000
0.011269
0.00000
0.00000
0.00000
Sulzenbacher, G.
Dupont, C.
Davies, G.J.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
6
90.00
90.00
120.00
65.960
65.960
88.741
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 H12 O6
180.156
beta-D-glucopyranose
beta-D-glucose; D-glucose; glucose
D-saccharide, beta linking
C3 H7 N O2 S
121.158
y
CYSTEINE
L-peptide linking
C6 H11 F O5
182.147
2-deoxy-2-fluoro-alpha-D-glucopyranose
2-deoxy-2-fluoro-alpha-D-glucose; 2-deoxy-2-fluoro-D-glucose; 2-deoxy-2-fluoro-glucose
D-saccharide, alpha 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
C6 H11 F O5
182.147
2-deoxy-2-fluoro-beta-D-glucopyranose
2-deoxy-2-fluoro-beta-D-glucose; 2-deoxy-2-fluoro-D-glucose; 2-deoxy-2-fluoro-glucose
D-saccharide, beta 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
R
C
N
75
S
C
N
76
S
C
N
77
R
C
N
78
N
C
N
79
R
C
N
80
N
O
N
81
N
O
N
82
N
O
N
83
N
O
N
84
N
O
N
85
N
O
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
H
N
95
N
H
N
96
N
H
N
97
N
H
N
98
N
N
N
99
R
C
N
100
N
C
N
101
N
O
N
102
N
C
N
103
N
S
N
104
N
O
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
S
C
N
113
R
C
N
114
S
C
N
115
S
C
N
116
R
C
N
117
N
C
N
118
N
O
N
119
N
O
N
120
N
O
N
121
N
O
N
122
N
O
N
123
N
F
N
124
N
H
N
125
N
H
N
126
N
H
N
127
N
H
N
128
N
H
N
129
N
H
N
130
N
H
N
131
N
H
N
132
N
H
N
133
N
H
N
134
N
H
N
135
N
N
N
136
S
C
N
137
N
C
N
138
N
O
N
139
N
C
N
140
N
C
N
141
N
C
N
142
N
O
N
143
N
N
N
144
N
O
N
145
N
H
N
146
N
H
N
147
N
H
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
N
N
156
S
C
N
157
N
C
N
158
N
O
N
159
N
C
N
160
N
C
N
161
N
C
N
162
N
O
N
163
N
O
N
164
N
O
N
165
N
H
N
166
N
H
N
167
N
H
N
168
N
H
N
169
N
H
N
170
N
H
N
171
N
H
N
172
N
H
N
173
N
H
N
174
N
N
N
175
N
C
N
176
N
C
N
177
N
O
N
178
N
O
N
179
N
H
N
180
N
H
N
181
N
H
N
182
N
H
N
183
N
H
N
184
N
N
N
185
S
C
N
186
N
C
N
187
N
O
N
188
N
C
Y
189
N
C
Y
190
N
N
Y
191
N
C
Y
192
N
C
Y
193
N
N
N
194
N
O
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
O
N
206
N
H
N
207
N
H
N
208
N
N
N
209
S
C
N
210
N
C
N
211
N
O
N
212
S
C
N
213
N
C
N
214
N
C
N
215
N
C
N
216
N
O
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
C
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
H
N
251
N
H
N
252
N
N
N
253
S
C
N
254
N
C
N
255
N
O
N
256
N
C
N
257
N
C
N
258
N
C
N
259
N
C
N
260
N
N
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
H
N
274
N
H
N
275
N
H
N
276
N
H
N
277
N
N
N
278
S
C
N
279
N
C
N
280
N
O
N
281
N
C
N
282
N
C
N
283
N
S
N
284
N
C
N
285
N
O
N
286
N
H
N
287
N
H
N
288
N
H
N
289
N
H
N
290
N
H
N
291
N
H
N
292
N
H
N
293
N
H
N
294
N
H
N
295
N
H
N
296
N
H
N
297
N
N
N
298
S
C
N
299
N
C
N
300
N
O
N
301
N
C
Y
302
N
C
Y
303
N
C
Y
304
N
C
Y
305
N
C
Y
306
N
C
Y
307
N
C
N
308
N
O
N
309
N
H
N
310
N
H
N
311
N
H
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
N
N
321
S
C
N
322
N
C
N
323
N
O
N
324
N
C
N
325
N
C
N
326
N
C
N
327
N
O
N
328
N
H
N
329
N
H
N
330
N
H
N
331
N
H
N
332
N
H
N
333
N
H
N
334
N
H
N
335
N
H
N
336
N
H
N
337
N
N
N
338
S
C
N
339
N
C
N
340
N
O
N
341
N
C
N
342
N
O
N
343
N
O
N
344
N
H
N
345
N
H
N
346
N
H
N
347
N
H
N
348
N
H
N
349
N
H
N
350
N
H
N
351
R
C
N
352
R
C
N
353
S
C
N
354
S
C
N
355
R
C
N
356
N
C
N
357
N
O
N
358
N
O
N
359
N
O
N
360
N
O
N
361
N
O
N
362
N
F
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
H
N
373
N
H
N
374
N
N
N
375
S
C
N
376
N
C
N
377
N
O
N
378
R
C
N
379
N
O
N
380
N
C
N
381
N
O
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
391
N
N
N
392
S
C
N
393
N
C
N
394
N
O
N
395
N
C
Y
396
N
C
Y
397
N
C
Y
398
N
C
Y
399
N
N
Y
400
N
C
Y
401
N
C
Y
402
N
C
Y
403
N
C
Y
404
N
C
N
405
N
O
N
406
N
H
N
407
N
H
N
408
N
H
N
409
N
H
N
410
N
H
N
411
N
H
N
412
N
H
N
413
N
H
N
414
N
H
N
415
N
H
N
416
N
H
N
417
N
H
N
418
N
N
N
419
S
C
N
420
N
C
N
421
N
O
N
422
N
C
Y
423
N
C
Y
424
N
C
Y
425
N
C
Y
426
N
C
Y
427
N
C
Y
428
N
C
N
429
N
O
N
430
N
O
N
431
N
H
N
432
N
H
N
433
N
H
N
434
N
H
N
435
N
H
N
436
N
H
N
437
N
H
N
438
N
H
N
439
N
H
N
440
N
H
N
441
N
H
N
442
N
N
N
443
S
C
N
444
N
C
N
445
N
O
N
446
N
C
N
447
N
C
N
448
N
C
N
449
N
O
N
450
N
H
N
451
N
H
N
452
N
H
N
453
N
H
N
454
N
H
N
455
N
H
N
456
N
H
N
457
N
H
N
458
N
H
N
459
N
H
N
460
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
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
sing
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
sing
N
96
N
sing
N
97
N
sing
N
98
N
sing
N
99
N
sing
N
100
N
doub
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
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
sing
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
sing
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
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
doub
N
145
N
sing
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
doub
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
doub
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
doub
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
doub
N
183
N
sing
N
184
N
sing
N
185
N
sing
N
186
N
sing
Y
187
N
sing
Y
188
N
doub
Y
189
N
doub
N
190
N
sing
Y
191
N
sing
N
192
N
sing
Y
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
doub
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
sing
N
225
N
sing
N
226
N
doub
N
227
N
sing
N
228
N
sing
N
229
N
sing
N
230
N
sing
N
231
N
sing
N
232
N
sing
N
233
N
sing
N
234
N
sing
N
235
N
sing
N
236
N
sing
N
237
N
sing
N
238
N
sing
N
239
N
sing
N
240
N
sing
N
241
N
sing
N
242
N
sing
N
243
N
sing
N
244
N
sing
N
245
N
sing
N
246
N
sing
N
247
N
doub
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
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
sing
N
271
N
doub
N
272
N
sing
N
273
N
sing
N
274
N
sing
N
275
N
sing
N
276
N
sing
N
277
N
sing
N
278
N
sing
N
279
N
sing
N
280
N
sing
N
281
N
sing
N
282
N
sing
N
283
N
sing
N
284
N
sing
N
285
N
sing
N
286
N
sing
N
287
N
sing
N
288
N
sing
N
289
N
sing
N
290
N
doub
N
291
N
sing
N
292
N
sing
N
293
N
sing
N
294
N
sing
Y
295
N
doub
Y
296
N
sing
Y
297
N
sing
N
298
N
sing
Y
299
N
doub
N
300
N
sing
Y
301
N
doub
N
302
N
sing
Y
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
doub
N
314
N
sing
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
N
335
N
sing
N
336
N
sing
N
337
N
sing
N
338
N
sing
N
339
N
sing
N
340
N
sing
N
341
N
sing
N
342
N
sing
N
343
N
sing
N
344
N
sing
N
345
N
sing
N
346
N
sing
N
347
N
sing
N
348
N
sing
N
349
N
sing
N
350
N
sing
N
351
N
sing
N
352
N
sing
N
353
N
sing
N
354
N
sing
N
355
N
sing
N
356
N
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
sing
N
365
N
sing
N
366
N
doub
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
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
Y
387
N
doub
Y
388
N
sing
Y
389
N
sing
N
390
N
sing
Y
391
N
doub
Y
392
N
sing
Y
393
N
sing
N
394
N
sing
Y
395
N
sing
Y
396
N
doub
N
397
N
sing
Y
398
N
doub
N
399
N
sing
Y
400
N
sing
N
401
N
sing
N
402
N
sing
N
403
N
sing
N
404
N
sing
N
405
N
sing
N
406
N
sing
N
407
N
sing
N
408
N
sing
N
409
N
sing
N
410
N
doub
N
411
N
sing
N
412
N
sing
N
413
N
sing
N
414
N
sing
Y
415
N
doub
Y
416
N
sing
Y
417
N
sing
N
418
N
sing
Y
419
N
doub
N
420
N
sing
Y
421
N
doub
N
422
N
sing
Y
423
N
sing
N
424
N
sing
N
425
N
sing
N
426
N
sing
N
427
N
sing
N
428
N
sing
N
429
N
sing
N
430
N
sing
N
431
N
sing
N
432
N
sing
N
433
N
sing
N
434
N
doub
N
435
N
sing
N
436
N
sing
N
437
N
sing
N
438
N
sing
N
439
N
sing
N
440
N
sing
N
441
N
sing
N
442
N
sing
N
443
N
sing
N
444
N
sing
N
445
N
sing
US
Biochemistry
BICHAW
0033
0006-2960
38
4826
4833
10.1021/bi982648i
10200171
The crystal structure of a 2-fluorocellotriosyl complex of the Streptomyces lividans endoglucanase CelB2 at 1.2 A resolution.
1999
US
Biochemistry
BICHAW
0033
0006-2960
36
16032
The Streptomyces lividans Family 12 Endoglucanase: Construction of the Catalytic Core, Expression and X-Ray Structure at 1.75 A Resolution
1997
US
Appl.Environ.Microbiol.
AEMIDF
2106
0099-2240
60
1701
Purification and Characterisation of the Celb Endoglucanase from Streptomyces lividans 66 and DNA Sequence of the Encoding Gene
1994
10.2210/pdb2nlr/pdb
pdb_00002nlr
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
120
1
FOCUSING MIRRORS
IMAGE PLATE
1997-10-01
MARRESEARCH
SI
SINGLE WAVELENGTH
M
x-ray
1
1.0
X11
EMBL/DESY, HAMBURG
SYNCHROTRON
EMBL/DESY, HAMBURG BEAMLINE X11
24578.713
PROTEIN (ENDOGLUCANASE (E.C.3.2.1.4))
3.2.1.4
CATALYTIC DOMAIN
1
man
polymer
506.429
beta-D-glucopyranose-(1-4)-beta-D-glucopyranose-(1-4)-2-deoxy-2-fluoro-beta-D-glucopyranose
1
man
branched
18.015
water
270
nat
water
CELB
no
no
DTTICEPFGTTTIQGRYVVQNNRWGSTAPQCVTATDTGFRVTQADGSAPTNGAPKSYPSVFNGCHYTNCSPGTDLPVRLD
TVSAAPSSISYGFVDGAVYNASYDIWLDPTARTDGVNQTEIMIWFNRVGPIQPIGSPVGTASVGGRTWEVWSGGNGSNDV
LSFVAPSAISGWSFDVMDFVRATVARGLAENDWYLTSVQAGFEPWQNGAGLAVNSFSSTVETGTPGGTDPGDPG
DTTICEPFGTTTIQGRYVVQNNRWGSTAPQCVTATDTGFRVTQADGSAPTNGAPKSYPSVFNGCHYTNCSPGTDLPVRLD
TVSAAPSSISYGFVDGAVYNASYDIWLDPTARTDGVNQTEIMIWFNRVGPIQPIGSPVGTASVGGRTWEVWSGGNGSNDV
LSFVAPSAISGWSFDVMDFVRATVARGLAENDWYLTSVQAGFEPWQNGAGLAVNSFSSTVETGTPGGTDPGDPG
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
Streptomyces
66
Streptomyces
sample
CELB
1916
Streptomyces lividans
1916
Streptomyces lividans
66
PIAF9, PIAF18
1
2.34
47.0
4.5
pH 4.5
software
atom_site
atom_site_anisotrop
chem_comp
diffrn_source
entity
pdbx_branch_scheme
pdbx_chem_comp_identifier
pdbx_entity_branch
pdbx_entity_branch_descriptor
pdbx_entity_branch_link
pdbx_entity_branch_list
pdbx_entity_nonpoly
pdbx_nonpoly_scheme
pdbx_struct_assembly_gen
pdbx_struct_special_symmetry
struct_asym
struct_conn
struct_site
struct_site_gen
chem_comp
chem_comp_atom
chem_comp_bond
database_2
pdbx_initial_refinement_model
repository
Initial release
Carbohydrate remediation
repository
Remediation
Version format compliance
Non-polymer description
Version format compliance
Refinement description
Atomic model
Data collection
Derived calculations
Structure summary
Data collection
Database references
Refinement description
Structure summary
1
0
1999-11-10
1
1
2007-10-16
1
2
2011-07-13
1
3
2017-10-04
2
0
2020-07-29
2
1
2023-08-30
_software.name
_atom_site.B_iso_or_equiv
_atom_site.Cartn_x
_atom_site.Cartn_y
_atom_site.Cartn_z
_atom_site.auth_asym_id
_atom_site.auth_atom_id
_atom_site.auth_comp_id
_atom_site.auth_seq_id
_atom_site.label_alt_id
_atom_site.label_asym_id
_atom_site.label_atom_id
_atom_site.label_comp_id
_atom_site.label_entity_id
_atom_site.occupancy
_atom_site.type_symbol
_atom_site_anisotrop.id
_atom_site_anisotrop.pdbx_auth_asym_id
_atom_site_anisotrop.pdbx_auth_atom_id
_atom_site_anisotrop.pdbx_auth_seq_id
_atom_site_anisotrop.pdbx_label_asym_id
_atom_site_anisotrop.pdbx_label_atom_id
_chem_comp.name
_chem_comp.type
_diffrn_source.pdbx_synchrotron_site
_pdbx_struct_assembly_gen.asym_id_list
_pdbx_struct_special_symmetry.label_asym_id
_struct_conn.pdbx_dist_value
_struct_conn.pdbx_leaving_atom_flag
_struct_conn.pdbx_ptnr1_label_alt_id
_struct_conn.pdbx_ptnr2_label_alt_id
_struct_conn.ptnr1_auth_asym_id
_struct_conn.ptnr1_auth_comp_id
_struct_conn.ptnr1_auth_seq_id
_struct_conn.ptnr1_label_asym_id
_struct_conn.ptnr1_label_atom_id
_struct_conn.ptnr1_label_comp_id
_struct_conn.ptnr1_label_seq_id
_struct_conn.ptnr2_auth_asym_id
_struct_conn.ptnr2_auth_comp_id
_struct_conn.ptnr2_auth_seq_id
_struct_conn.ptnr2_label_asym_id
_struct_conn.ptnr2_label_atom_id
_struct_conn.ptnr2_label_comp_id
_chem_comp.pdbx_synonyms
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
A
SHG
603
y
B
SHG
1
A
G2F
604
y
B
G2F
1
A
BGC
602
n
B
BGC
2
A
BGC
601
n
B
BGC
3
DGlcpb
b-D-glucopyranose
b-D-Glcp
Glc
a-D-Glcp2fluoro
b-D-Glcp2fluoro
BNL
Y
RCSB
1998-11-02
REL
REL
oligosaccharide
WURCS=2.0/2,3,2/[a2122h-1b_1-5_2*F][a2122h-1b_1-5]/1-2-2/a4-b1_b4-c1
2
PDB2Glycan
1.1.0
WURCS
[][b-D-Glcp2fluoro]{[(4+1)][b-D-Glcp]{[(4+1)][b-D-Glcp]{}}}
2
PDB-CARE
LINUCS
C1
O4
BGC
G2F
2
1
2
O1
HO4
sing
C1
O4
BGC
SHG
2
1
2
O1
HO4
sing
C1
O4
BGC
BGC
3
2
2
O1
HO4
sing
y
y
n
n
HOH
water
ENDOGLUCANASE CELB BELONGS TO GLYCOSYL HYDROLASASE FAMILY
12. THE ENZYME PERFORMS CATALYSIS WITH RETENTION OF
CONFIGURATION AT THE ANOMERIC CARBON.
THE COORDINATES GIVEN DEFINE THE STRUCTURE OF CELB2, THE
TRUNCATED, CATALYTICALLY COMPETENT, FORM OF ENDOGLUCANASE
CELB, IN COMPLEX WITH 2-DEOXY-2-FLUORO-CELLOTRIOSE.
TWO SPECIES ARE PRESENT IN THE CRYSTAL, ONE IS THE
GLYCOSYL-ENZYME INTERMEDIATE, WITH 2-DEOXY-2-FLUORO-
CELLOTRIOSYL COVALENTLY BOUND TO THE NUCLEOPHILE GLU 120,
THE OTHER SPECIES IS THE REACTION PRODUCT
2-DEOXY-2-FLUORO-CELLOTRIOSE BOUND TO THE ACTIVE SITE.
THIS IS REPRESENTED BY A DOUBLE CONFORMATION FOR THE
PROXIMAL SACCHARIDE, 2-DEOXY-2FLUORO-GLUCOSE.
THE CONSTRUCT CELB2 WAS AMPLIFIED UP TO RESIDUE 274 (U04629
WHICH IS THE END OF THE JUNCTION BETWEEN THE CATALYTIC
DOMAIN AND THE CELLULOSE BINDING DOMAIN OF CELB.
THE DEPOSITED COORDINATES CORRESPOND TO THE MATURE
CATALYTIC DOMAIN OF CELB.
RESIDUES 1 TO 40 OF THE ENTRY U04629 CORRESPOND TO THE
SIGNALLING PEPTIDE OF CELB AND ARE NOT PART OF THE MATURE
PROTEIN CELB2.
IT FOLLOWS THAT THERE IS A DISCREPANCY BETWEEN THE
NUMBERING OF THE ENTRY U04629 AND THE PESENT ENTRY,
CORRESPONDING TO THE 40 MISSING RESIDUES OF THE C-TERMINAL.
RESIDUES 263 TO 274 (U04629) CORRESPOND TO THE FLEXIBLE
LINKER REGION, NOT VISIBLE IN THE ELECTRON DENSITY MAP,
MAY BE NOT EVEN PRESENT IN THE PROTEIN BECAUSE OF
PROTEOLYTIC DIGESTION.
RESIDUES 274 -381 ((U04629) CORRESPOND TO THE CELLULOSE
BINDING DOMAIN (CBD-DOMAIN) AND ARE NOT PRESENT IN THIS
ENTRY.
CELB (ENTRY U04629) CELB2 (PRESENT ENTRY)
RESIDUE 1-40 (SIGNALLING PEP.) ABSENT
RESIDUE 41-263 (CATALYTIC DOM.) RESIDUE 1-222
RESIDUE 263-274 (FLEXIBLE LINKER) ABSENT (RES. 223-234)
RESIDUE 274-381 ( CBD-DOMAIN) ABSENT
1NLR
PDB ENTRY 1NLR
PDB
experimental model
HOH
1001
3
HOH
HOH
1001
A
HOH
1002
3
HOH
HOH
1002
A
HOH
1003
3
HOH
HOH
1003
A
HOH
1004
3
HOH
HOH
1004
A
HOH
1005
3
HOH
HOH
1005
A
HOH
1006
3
HOH
HOH
1006
A
HOH
1007
3
HOH
HOH
1007
A
HOH
1008
3
HOH
HOH
1008
A
HOH
1009
3
HOH
HOH
1009
A
HOH
1010
3
HOH
HOH
1010
A
HOH
1011
3
HOH
HOH
1011
A
HOH
1012
3
HOH
HOH
1012
A
HOH
1013
3
HOH
HOH
1013
A
HOH
1014
3
HOH
HOH
1014
A
HOH
1015
3
HOH
HOH
1015
A
HOH
1016
3
HOH
HOH
1016
A
HOH
1017
3
HOH
HOH
1017
A
HOH
1018
3
HOH
HOH
1018
A
HOH
1019
3
HOH
HOH
1019
A
HOH
1020
3
HOH
HOH
1020
A
HOH
1021
3
HOH
HOH
1021
A
HOH
1022
3
HOH
HOH
1022
A
HOH
1023
3
HOH
HOH
1023
A
HOH
1024
3
HOH
HOH
1024
A
HOH
1025
3
HOH
HOH
1025
A
HOH
1026
3
HOH
HOH
1026
A
HOH
1027
3
HOH
HOH
1027
A
HOH
1028
3
HOH
HOH
1028
A
HOH
1029
3
HOH
HOH
1029
A
HOH
1030
3
HOH
HOH
1030
A
HOH
1031
3
HOH
HOH
1031
A
HOH
1032
3
HOH
HOH
1032
A
HOH
1033
3
HOH
HOH
1033
A
HOH
1034
3
HOH
HOH
1034
A
HOH
1035
3
HOH
HOH
1035
A
HOH
1036
3
HOH
HOH
1036
A
HOH
1037
3
HOH
HOH
1037
A
HOH
1038
3
HOH
HOH
1038
A
HOH
1039
3
HOH
HOH
1039
A
HOH
1040
3
HOH
HOH
1040
A
HOH
1041
3
HOH
HOH
1041
A
HOH
1042
3
HOH
HOH
1042
A
HOH
1043
3
HOH
HOH
1043
A
HOH
1044
3
HOH
HOH
1044
A
HOH
1045
3
HOH
HOH
1045
A
HOH
1046
3
HOH
HOH
1046
A
HOH
1047
3
HOH
HOH
1047
A
HOH
1048
3
HOH
HOH
1048
A
HOH
1049
3
HOH
HOH
1049
A
HOH
1050
3
HOH
HOH
1050
A
HOH
1051
3
HOH
HOH
1051
A
HOH
1052
3
HOH
HOH
1052
A
HOH
1053
3
HOH
HOH
1053
A
HOH
1054
3
HOH
HOH
1054
A
HOH
1055
3
HOH
HOH
1055
A
HOH
1056
3
HOH
HOH
1056
A
HOH
1057
3
HOH
HOH
1057
A
HOH
1058
3
HOH
HOH
1058
A
HOH
1059
3
HOH
HOH
1059
A
HOH
1060
3
HOH
HOH
1060
A
HOH
1061
3
HOH
HOH
1061
A
HOH
1062
3
HOH
HOH
1062
A
HOH
1063
3
HOH
HOH
1063
A
HOH
1064
3
HOH
HOH
1064
A
HOH
1065
3
HOH
HOH
1065
A
HOH
1066
3
HOH
HOH
1066
A
HOH
1067
3
HOH
HOH
1067
A
HOH
1068
3
HOH
HOH
1068
A
HOH
1069
3
HOH
HOH
1069
A
HOH
1070
3
HOH
HOH
1070
A
HOH
1071
3
HOH
HOH
1071
A
HOH
1072
3
HOH
HOH
1072
A
HOH
1073
3
HOH
HOH
1073
A
HOH
1074
3
HOH
HOH
1074
A
HOH
1075
3
HOH
HOH
1075
A
HOH
1076
3
HOH
HOH
1076
A
HOH
1077
3
HOH
HOH
1077
A
HOH
1078
3
HOH
HOH
1078
A
HOH
1079
3
HOH
HOH
1079
A
HOH
1080
3
HOH
HOH
1080
A
HOH
1081
3
HOH
HOH
1081
A
HOH
1082
3
HOH
HOH
1082
A
HOH
1083
3
HOH
HOH
1083
A
HOH
1084
3
HOH
HOH
1084
A
HOH
1085
3
HOH
HOH
1085
A
HOH
1086
3
HOH
HOH
1086
A
HOH
1087
3
HOH
HOH
1087
A
HOH
1088
3
HOH
HOH
1088
A
HOH
1089
3
HOH
HOH
1089
A
HOH
1090
3
HOH
HOH
1090
A
HOH
1091
3
HOH
HOH
1091
A
HOH
1092
3
HOH
HOH
1092
A
HOH
1093
3
HOH
HOH
1093
A
HOH
1094
3
HOH
HOH
1094
A
HOH
1095
3
HOH
HOH
1095
A
HOH
1096
3
HOH
HOH
1096
A
HOH
1097
3
HOH
HOH
1097
A
HOH
1098
3
HOH
HOH
1098
A
HOH
1099
3
HOH
HOH
1099
A
HOH
1100
3
HOH
HOH
1100
A
HOH
1101
3
HOH
HOH
1101
A
HOH
1102
3
HOH
HOH
1102
A
HOH
1103
3
HOH
HOH
1103
A
HOH
1104
3
HOH
HOH
1104
A
HOH
1105
3
HOH
HOH
1105
A
HOH
1106
3
HOH
HOH
1106
A
HOH
1107
3
HOH
HOH
1107
A
HOH
1108
3
HOH
HOH
1108
A
HOH
1109
3
HOH
HOH
1109
A
HOH
1110
3
HOH
HOH
1110
A
HOH
1111
3
HOH
HOH
1111
A
HOH
1112
3
HOH
HOH
1112
A
HOH
1113
3
HOH
HOH
1113
A
HOH
1114
3
HOH
HOH
1114
A
HOH
1115
3
HOH
HOH
1115
A
HOH
1116
3
HOH
HOH
1116
A
HOH
1117
3
HOH
HOH
1117
A
HOH
1118
3
HOH
HOH
1118
A
HOH
1119
3
HOH
HOH
1119
A
HOH
1120
3
HOH
HOH
1120
A
HOH
1121
3
HOH
HOH
1121
A
HOH
1122
3
HOH
HOH
1122
A
HOH
1123
3
HOH
HOH
1123
A
HOH
1124
3
HOH
HOH
1124
A
HOH
1125
3
HOH
HOH
1125
A
HOH
1126
3
HOH
HOH
1126
A
HOH
1127
3
HOH
HOH
1127
A
HOH
1128
3
HOH
HOH
1128
A
HOH
1129
3
HOH
HOH
1129
A
HOH
1130
3
HOH
HOH
1130
A
HOH
1131
3
HOH
HOH
1131
A
HOH
1132
3
HOH
HOH
1132
A
HOH
1133
3
HOH
HOH
1133
A
HOH
1134
3
HOH
HOH
1134
A
HOH
1135
3
HOH
HOH
1135
A
HOH
1136
3
HOH
HOH
1136
A
HOH
1137
3
HOH
HOH
1137
A
HOH
1138
3
HOH
HOH
1138
A
HOH
1139
3
HOH
HOH
1139
A
HOH
1140
3
HOH
HOH
1140
A
HOH
1141
3
HOH
HOH
1141
A
HOH
1142
3
HOH
HOH
1142
A
HOH
1143
3
HOH
HOH
1143
A
HOH
1144
3
HOH
HOH
1144
A
HOH
1145
3
HOH
HOH
1145
A
HOH
1146
3
HOH
HOH
1146
A
HOH
1147
3
HOH
HOH
1147
A
HOH
1148
3
HOH
HOH
1148
A
HOH
1149
3
HOH
HOH
1149
A
HOH
1150
3
HOH
HOH
1150
A
HOH
1151
3
HOH
HOH
1151
A
HOH
1152
3
HOH
HOH
1152
A
HOH
1153
3
HOH
HOH
1153
A
HOH
1154
3
HOH
HOH
1154
A
HOH
1155
3
HOH
HOH
1155
A
HOH
1156
3
HOH
HOH
1156
A
HOH
1157
3
HOH
HOH
1157
A
HOH
1158
3
HOH
HOH
1158
A
HOH
1159
3
HOH
HOH
1159
A
HOH
1160
3
HOH
HOH
1160
A
HOH
1161
3
HOH
HOH
1161
A
HOH
1162
3
HOH
HOH
1162
A
HOH
1163
3
HOH
HOH
1163
A
HOH
1164
3
HOH
HOH
1164
A
HOH
1165
3
HOH
HOH
1165
A
HOH
1166
3
HOH
HOH
1166
A
HOH
1167
3
HOH
HOH
1167
A
HOH
1168
3
HOH
HOH
1168
A
HOH
1169
3
HOH
HOH
1169
A
HOH
1170
3
HOH
HOH
1170
A
HOH
1171
3
HOH
HOH
1171
A
HOH
1172
3
HOH
HOH
1172
A
HOH
1173
3
HOH
HOH
1173
A
HOH
1174
3
HOH
HOH
1174
A
HOH
1175
3
HOH
HOH
1175
A
HOH
1176
3
HOH
HOH
1176
A
HOH
1177
3
HOH
HOH
1177
A
HOH
1178
3
HOH
HOH
1178
A
HOH
1179
3
HOH
HOH
1179
A
HOH
1180
3
HOH
HOH
1180
A
HOH
1181
3
HOH
HOH
1181
A
HOH
1182
3
HOH
HOH
1182
A
HOH
1183
3
HOH
HOH
1183
A
HOH
1184
3
HOH
HOH
1184
A
HOH
1185
3
HOH
HOH
1185
A
HOH
1186
3
HOH
HOH
1186
A
HOH
1187
3
HOH
HOH
1187
A
HOH
1188
3
HOH
HOH
1188
A
HOH
1189
3
HOH
HOH
1189
A
HOH
1190
3
HOH
HOH
1190
A
HOH
1191
3
HOH
HOH
1191
A
HOH
1192
3
HOH
HOH
1192
A
HOH
1193
3
HOH
HOH
1193
A
HOH
1194
3
HOH
HOH
1194
A
HOH
1195
3
HOH
HOH
1195
A
HOH
1196
3
HOH
HOH
1196
A
HOH
1197
3
HOH
HOH
1197
A
HOH
1198
3
HOH
HOH
1198
A
HOH
1199
3
HOH
HOH
1199
A
HOH
1200
3
HOH
HOH
1200
A
HOH
1201
3
HOH
HOH
1201
A
HOH
1202
3
HOH
HOH
1202
A
HOH
1203
3
HOH
HOH
1203
A
HOH
1204
3
HOH
HOH
1204
A
HOH
1205
3
HOH
HOH
1205
A
HOH
1206
3
HOH
HOH
1206
A
HOH
1207
3
HOH
HOH
1207
A
HOH
1208
3
HOH
HOH
1208
A
HOH
1209
3
HOH
HOH
1209
A
HOH
1210
3
HOH
HOH
1210
A
HOH
1211
3
HOH
HOH
1211
A
HOH
1212
3
HOH
HOH
1212
A
HOH
1213
3
HOH
HOH
1213
A
HOH
1214
3
HOH
HOH
1214
A
HOH
1215
3
HOH
HOH
1215
A
HOH
1216
3
HOH
HOH
1216
A
HOH
1217
3
HOH
HOH
1217
A
HOH
1218
3
HOH
HOH
1218
A
HOH
1219
3
HOH
HOH
1219
A
HOH
1220
3
HOH
HOH
1220
A
HOH
1221
3
HOH
HOH
1221
A
HOH
1222
3
HOH
HOH
1222
A
HOH
1223
3
HOH
HOH
1223
A
HOH
1224
3
HOH
HOH
1224
A
HOH
1225
3
HOH
HOH
1225
A
HOH
1226
3
HOH
HOH
1226
A
HOH
1227
3
HOH
HOH
1227
A
HOH
1228
3
HOH
HOH
1228
A
HOH
1229
3
HOH
HOH
1229
A
HOH
1230
3
HOH
HOH
1230
A
HOH
1231
3
HOH
HOH
1231
A
HOH
1232
3
HOH
HOH
1232
A
HOH
1233
3
HOH
HOH
1233
A
HOH
1234
3
HOH
HOH
1234
A
HOH
1235
3
HOH
HOH
1235
A
HOH
1236
3
HOH
HOH
1236
A
HOH
1237
3
HOH
HOH
1237
A
HOH
1238
3
HOH
HOH
1238
A
HOH
1239
3
HOH
HOH
1239
A
HOH
1240
3
HOH
HOH
1240
A
HOH
1241
3
HOH
HOH
1241
A
HOH
1242
3
HOH
HOH
1242
A
HOH
1243
3
HOH
HOH
1243
A
HOH
1244
3
HOH
HOH
1244
A
HOH
1245
3
HOH
HOH
1245
A
HOH
1246
3
HOH
HOH
1246
A
HOH
1247
3
HOH
HOH
1247
A
HOH
1248
3
HOH
HOH
1248
A
HOH
1249
3
HOH
HOH
1249
A
HOH
1250
3
HOH
HOH
1250
A
HOH
1251
3
HOH
HOH
1251
A
HOH
1252
3
HOH
HOH
1252
A
HOH
1253
3
HOH
HOH
1253
A
HOH
1254
3
HOH
HOH
1254
A
HOH
1255
3
HOH
HOH
1255
A
HOH
1256
3
HOH
HOH
1256
A
HOH
1257
3
HOH
HOH
1257
A
HOH
1258
3
HOH
HOH
1258
A
HOH
1259
3
HOH
HOH
1259
A
HOH
1260
3
HOH
HOH
1260
A
HOH
1261
3
HOH
HOH
1261
A
HOH
1262
3
HOH
HOH
1262
A
HOH
1263
3
HOH
HOH
1263
A
HOH
1264
3
HOH
HOH
1264
A
HOH
1265
3
HOH
HOH
1265
A
HOH
1266
3
HOH
HOH
1266
A
HOH
1267
3
HOH
HOH
1267
A
HOH
1268
3
HOH
HOH
1268
A
HOH
1269
3
HOH
HOH
1269
A
HOH
1270
3
HOH
HOH
1270
A
ASP
1
n
1
ASP
1
A
THR
2
n
2
THR
2
A
THR
3
n
3
THR
3
A
ILE
4
n
4
ILE
4
A
CYS
5
n
5
CYS
5
A
GLU
6
n
6
GLU
6
A
PRO
7
n
7
PRO
7
A
PHE
8
n
8
PHE
8
A
GLY
9
n
9
GLY
9
A
THR
10
n
10
THR
10
A
THR
11
n
11
THR
11
A
THR
12
n
12
THR
12
A
ILE
13
n
13
ILE
13
A
GLN
14
n
14
GLN
14
A
GLY
15
n
15
GLY
15
A
ARG
16
n
16
ARG
16
A
TYR
17
n
17
TYR
17
A
VAL
18
n
18
VAL
18
A
VAL
19
n
19
VAL
19
A
GLN
20
n
20
GLN
20
A
ASN
21
n
21
ASN
21
A
ASN
22
n
22
ASN
22
A
ARG
23
n
23
ARG
23
A
TRP
24
n
24
TRP
24
A
GLY
25
n
25
GLY
25
A
SER
26
n
26
SER
26
A
THR
27
n
27
THR
27
A
ALA
28
n
28
ALA
28
A
PRO
29
n
29
PRO
29
A
GLN
30
n
30
GLN
30
A
CYS
31
n
31
CYS
31
A
VAL
32
n
32
VAL
32
A
THR
33
n
33
THR
33
A
ALA
34
n
34
ALA
34
A
THR
35
n
35
THR
35
A
ASP
36
n
36
ASP
36
A
THR
37
n
37
THR
37
A
GLY
38
n
38
GLY
38
A
PHE
39
n
39
PHE
39
A
ARG
40
n
40
ARG
40
A
VAL
41
n
41
VAL
41
A
THR
42
n
42
THR
42
A
GLN
43
n
43
GLN
43
A
ALA
44
n
44
ALA
44
A
ASP
45
n
45
ASP
45
A
GLY
46
n
46
GLY
46
A
SER
47
n
47
SER
47
A
ALA
48
n
48
ALA
48
A
PRO
49
n
49
PRO
49
A
THR
50
n
50
THR
50
A
ASN
51
n
51
ASN
51
A
GLY
52
n
52
GLY
52
A
ALA
53
n
53
ALA
53
A
PRO
54
n
54
PRO
54
A
LYS
55
n
55
LYS
55
A
SER
56
n
56
SER
56
A
TYR
57
n
57
TYR
57
A
PRO
58
n
58
PRO
58
A
SER
59
n
59
SER
59
A
VAL
60
n
60
VAL
60
A
PHE
61
n
61
PHE
61
A
ASN
62
n
62
ASN
62
A
GLY
63
n
63
GLY
63
A
CYS
64
n
64
CYS
64
A
HIS
65
n
65
HIS
65
A
TYR
66
n
66
TYR
66
A
THR
67
n
67
THR
67
A
ASN
68
n
68
ASN
68
A
CYS
69
n
69
CYS
69
A
SER
70
n
70
SER
70
A
PRO
71
n
71
PRO
71
A
GLY
72
n
72
GLY
72
A
THR
73
n
73
THR
73
A
ASP
74
n
74
ASP
74
A
LEU
75
n
75
LEU
75
A
PRO
76
n
76
PRO
76
A
VAL
77
n
77
VAL
77
A
ARG
78
n
78
ARG
78
A
LEU
79
n
79
LEU
79
A
ASP
80
n
80
ASP
80
A
THR
81
n
81
THR
81
A
VAL
82
n
82
VAL
82
A
SER
83
n
83
SER
83
A
ALA
84
n
84
ALA
84
A
ALA
85
n
85
ALA
85
A
PRO
86
n
86
PRO
86
A
SER
87
n
87
SER
87
A
SER
88
n
88
SER
88
A
ILE
89
n
89
ILE
89
A
SER
90
n
90
SER
90
A
TYR
91
n
91
TYR
91
A
GLY
92
n
92
GLY
92
A
PHE
93
n
93
PHE
93
A
VAL
94
n
94
VAL
94
A
ASP
95
n
95
ASP
95
A
GLY
96
n
96
GLY
96
A
ALA
97
n
97
ALA
97
A
VAL
98
n
98
VAL
98
A
TYR
99
n
99
TYR
99
A
ASN
100
n
100
ASN
100
A
ALA
101
n
101
ALA
101
A
SER
102
n
102
SER
102
A
TYR
103
n
103
TYR
103
A
ASP
104
n
104
ASP
104
A
ILE
105
n
105
ILE
105
A
TRP
106
n
106
TRP
106
A
LEU
107
n
107
LEU
107
A
ASP
108
n
108
ASP
108
A
PRO
109
n
109
PRO
109
A
THR
110
n
110
THR
110
A
ALA
111
n
111
ALA
111
A
ARG
112
n
112
ARG
112
A
THR
113
n
113
THR
113
A
ASP
114
n
114
ASP
114
A
GLY
115
n
115
GLY
115
A
VAL
116
n
116
VAL
116
A
ASN
117
n
117
ASN
117
A
GLN
118
n
118
GLN
118
A
THR
119
n
119
THR
119
A
GLU
120
n
120
GLU
120
A
ILE
121
n
121
ILE
121
A
MET
122
n
122
MET
122
A
ILE
123
n
123
ILE
123
A
TRP
124
n
124
TRP
124
A
PHE
125
n
125
PHE
125
A
ASN
126
n
126
ASN
126
A
ARG
127
n
127
ARG
127
A
VAL
128
n
128
VAL
128
A
GLY
129
n
129
GLY
129
A
PRO
130
n
130
PRO
130
A
ILE
131
n
131
ILE
131
A
GLN
132
n
132
GLN
132
A
PRO
133
n
133
PRO
133
A
ILE
134
n
134
ILE
134
A
GLY
135
n
135
GLY
135
A
SER
136
n
136
SER
136
A
PRO
137
n
137
PRO
137
A
VAL
138
n
138
VAL
138
A
GLY
139
n
139
GLY
139
A
THR
140
n
140
THR
140
A
ALA
141
n
141
ALA
141
A
SER
142
n
142
SER
142
A
VAL
143
n
143
VAL
143
A
GLY
144
n
144
GLY
144
A
GLY
145
n
145
GLY
145
A
ARG
146
n
146
ARG
146
A
THR
147
n
147
THR
147
A
TRP
148
n
148
TRP
148
A
GLU
149
n
149
GLU
149
A
VAL
150
n
150
VAL
150
A
TRP
151
n
151
TRP
151
A
SER
152
n
152
SER
152
A
GLY
153
n
153
GLY
153
A
GLY
154
n
154
GLY
154
A
ASN
155
n
155
ASN
155
A
GLY
156
n
156
GLY
156
A
SER
157
n
157
SER
157
A
ASN
158
n
158
ASN
158
A
ASP
159
n
159
ASP
159
A
VAL
160
n
160
VAL
160
A
LEU
161
n
161
LEU
161
A
SER
162
n
162
SER
162
A
PHE
163
n
163
PHE
163
A
VAL
164
n
164
VAL
164
A
ALA
165
n
165
ALA
165
A
PRO
166
n
166
PRO
166
A
SER
167
n
167
SER
167
A
ALA
168
n
168
ALA
168
A
ILE
169
n
169
ILE
169
A
SER
170
n
170
SER
170
A
GLY
171
n
171
GLY
171
A
TRP
172
n
172
TRP
172
A
SER
173
n
173
SER
173
A
PHE
174
n
174
PHE
174
A
ASP
175
n
175
ASP
175
A
VAL
176
n
176
VAL
176
A
MET
177
n
177
MET
177
A
ASP
178
n
178
ASP
178
A
PHE
179
n
179
PHE
179
A
VAL
180
n
180
VAL
180
A
ARG
181
n
181
ARG
181
A
ALA
182
n
182
ALA
182
A
THR
183
n
183
THR
183
A
VAL
184
n
184
VAL
184
A
ALA
185
n
185
ALA
185
A
ARG
186
n
186
ARG
186
A
GLY
187
n
187
GLY
187
A
LEU
188
n
188
LEU
188
A
ALA
189
n
189
ALA
189
A
GLU
190
n
190
GLU
190
A
ASN
191
n
191
ASN
191
A
ASP
192
n
192
ASP
192
A
TRP
193
n
193
TRP
193
A
TYR
194
n
194
TYR
194
A
LEU
195
n
195
LEU
195
A
THR
196
n
196
THR
196
A
SER
197
n
197
SER
197
A
VAL
198
n
198
VAL
198
A
GLN
199
n
199
GLN
199
A
ALA
200
n
200
ALA
200
A
GLY
201
n
201
GLY
201
A
PHE
202
n
202
PHE
202
A
GLU
203
n
203
GLU
203
A
PRO
204
n
204
PRO
204
A
TRP
205
n
205
TRP
205
A
GLN
206
n
206
GLN
206
A
ASN
207
n
207
ASN
207
A
GLY
208
n
208
GLY
208
A
ALA
209
n
209
ALA
209
A
GLY
210
n
210
GLY
210
A
LEU
211
n
211
LEU
211
A
ALA
212
n
212
ALA
212
A
VAL
213
n
213
VAL
213
A
ASN
214
n
214
ASN
214
A
SER
215
n
215
SER
215
A
PHE
216
n
216
PHE
216
A
SER
217
n
217
SER
217
A
SER
218
n
218
SER
218
A
THR
219
n
219
THR
219
A
VAL
220
n
220
VAL
220
A
GLU
221
n
221
GLU
221
A
THR
222
n
222
THR
222
A
n
223
223
A
n
224
224
A
n
225
225
A
n
226
226
A
n
227
227
A
n
228
228
A
n
229
229
A
n
230
230
A
n
231
231
A
n
232
232
A
n
233
233
A
n
234
234
A
0.1021
0.1119
0.1013
0.1112
0.1298
0.1423
2959
3513
5
5
58165
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
CYS
31
A
O
CYS
31
A
N
GLN
43
A
N
GLN
43
A
O
VAL
18
A
O
VAL
18
A
N
PHE
61
A
N
PHE
61
A
O
VAL
60
A
O
VAL
60
A
N
ALA
200
A
N
ALA
200
A
O
SER
197
A
O
SER
197
A
N
TRP
106
A
N
TRP
106
A
O
TYR
99
A
O
TYR
99
A
N
VAL
128
A
N
VAL
128
A
O
GLU
120
A
O
GLU
120
A
N
ASP
159
A
N
ASP
159
A
O
VAL
160
A
O
VAL
160
A
N
GLY
153
A
N
GLY
153
A
O
ARG
146
A
O
ARG
146
A
N
VAL
143
A
N
VAL
143
A
O
SER
88
A
O
SER
88
A
N
SER
217
A
N
SER
217
1
A
HOH
1218
C
HOH
1
A
GLY
223
A
GLY
223
1
Y
1
A
THR
224
A
THR
224
1
Y
1
A
PRO
225
A
PRO
225
1
Y
1
A
GLY
226
A
GLY
226
1
Y
1
A
GLY
227
A
GLY
227
1
Y
1
A
THR
228
A
THR
228
1
Y
1
A
ASP
229
A
ASP
229
1
Y
1
A
PRO
230
A
PRO
230
1
Y
1
A
GLY
231
A
GLY
231
1
Y
1
A
ASP
232
A
ASP
232
1
Y
1
A
PRO
233
A
PRO
233
1
Y
1
A
GLY
234
A
GLY
234
1
Y
1
17.99
2.20
113.40
131.39
A
A
A
CA
CB
CG
GLN
GLN
GLN
14
14
14
A
A
A
N
1
-7.02
0.50
120.30
113.28
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
16
16
16
N
1
-4.24
0.50
120.30
116.06
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
23
23
23
N
1
18.18
1.40
123.60
141.78
A
A
A
CD
NE
CZ
ARG
ARG
ARG
40
40
40
B
B
B
N
1
-5.78
0.50
120.30
114.52
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
40
40
40
A
A
A
N
1
6.55
0.50
120.30
126.85
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
40
40
40
B
B
B
N
1
-4.73
0.50
120.30
115.57
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
40
40
40
B
B
B
N
1
5.79
0.90
118.30
124.09
A
A
A
CB
CG
OD1
ASP
ASP
ASP
80
80
80
N
1
12.52
2.00
110.40
122.92
A
A
A
CB
CA
C
ASP
ASP
ASP
95
95
95
A
A
A
N
1
7.42
0.90
118.30
125.72
A
A
A
CB
CG
OD2
ASP
ASP
ASP
95
95
95
B
B
B
N
1
-4.17
0.50
120.30
116.13
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
112
112
112
N
1
-4.67
0.70
120.80
116.13
A
A
A
CB
CG
CD2
PHE
PHE
PHE
125
125
125
N
1
-7.45
0.50
120.30
112.85
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
127
127
127
B
B
B
N
1
7.61
0.50
120.30
127.91
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
127
127
127
B
B
B
N
1
18.46
1.40
123.60
142.06
A
A
A
CD
NE
CZ
ARG
ARG
ARG
181
181
181
A
A
A
N
1
8.83
1.40
123.60
132.43
A
A
A
CD
NE
CZ
ARG
ARG
ARG
181
181
181
B
B
B
N
1
6.68
1.10
119.40
126.08
A
A
A
NH1
CZ
NH2
ARG
ARG
ARG
181
181
181
B
B
B
N
1
-4.29
0.50
120.30
116.01
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
181
181
181
B
B
B
N
1
8.96
1.40
123.60
132.56
A
A
A
CD
NE
CZ
ARG
ARG
ARG
186
186
186
B
B
B
N
1
10.47
0.50
120.30
130.77
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
186
186
186
A
A
A
N
1
-8.22
0.50
120.30
112.08
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
186
186
186
A
A
A
N
1
A
GLN
14
45.40
28.19
1
A
GLN
14
23.49
46.71
1
A
ARG
16
-142.85
-28.91
1
A
ALA
44
-156.01
79.67
1
A
THR
67
75.72
-10.81
1
A
ALA
97
A
67.72
-177.45
1
A
ASN
207
57.03
-143.57
ANISOTROPIC REFINEMENT REDUCED FREE R (NO CUTOFF) BY 3.95.
RESIDUES ASP 104, GLU 120 AND MET 122 EXHIBIT DISORDER
WHICH IS COUPLED TO THE TWO CONFORMATIONS OF
2-DEOXY-2-FLUORO-GLUCOSE.
THE NUCLEOPHILE GLU 120 IS PRESENT IN TRIPLE CONFORMATION.
CONFORMER B AND C ARE COVALENTLY LINKED TO THE
FLUOROCELLOTRIOSIDE.
HYDROGEN ATOMS HAVE NOT BEEN LOCATED ONLY ON ALL DISORDERED
RESIDUES.
ASP 95 AND GLY 96 SIT NEAR THE CRYSTALLOGRAPHIC TWOFOLD
AXIS AND ARE PRESENT IN TWO ALTERNATIVE AND COMPLEMENTARY
CONFORMATIONS.
THR 222 IS THE LAST VISIBLE RESIDUE IN THE ELECTRON DENSITY
MAP.
PRO 76 IS PRESENT IN THE CIS CONFORMATION.
0.1423
0.1119
0.1112
1.20
25.00
20212
3513
69645
28536
5
99.1
RANDOM
1
FREE R
0.0
MOLECULAR REPLACEMENT
PDB ENTRY 1NLR
TARGET VALUES FOR 2-DEOXY-2-FLUORO-CELLOTRIO WERE TAKEN FROM THE CRYSTAL
STRUCTURE OF METHYL-BETA-CELL TRIOSIDE; S.RAYMOND, B.HENRISSAT,D.T.QUI,A.KVICK,
H.CHANZY, CAROBOHYDRATE RESEARCH 277,209-229.
ENGH AND HUBER
SHELX SWAT
34
1509.0
1936.6
1.20
25.00
270
1977
45
0
1662
0.017
0.035
0.002
0.032
0.084
0.077
0.025
0.005
0.043
0.084
1.20
25.00
2NLR
69645
0.054
1
14.93
5.96
99.1
0.408
1.20
1.22
3.74
1
4.49
97.2
data reduction
DENZO
data scaling
SCALEPACK
phasing
AMoRE
refinement
SHELXL
STREPTOMYCES LIVIDANS ENDOGLUCANASE (EC: 3.2.1.4) COMPLEX WITH MODIFIED GLUCOSE TRIMER
1
N
N
2
N
N
3
N
N
A
LEU
79
A
LEU
79
HELX_P
A
THR
81
A
THR
81
5
1
3
A
VAL
176
A
VAL
176
HELX_P
A
ALA
185
A
ALA
185
1
2
10
disulf
2.045
A
CYS
5
A
SG
CYS
5
1_555
A
CYS
31
A
SG
CYS
31
1_555
disulf
2.070
A
CYS
64
A
SG
CYS
64
1_555
A
CYS
69
A
SG
CYS
69
1_555
covale
1.553
one
B
B
A
GLU
120
A
OE2
GLU
120
1_555
B
G2F
1
B
C1
G2F
1_555
covale
1.442
both
B
B
G2F
1
B
O4
G2F
1_555
B
BGC
2
B
C1
BGC
1_555
covale
1.424
both
A
B
SHG
1
B
O4
SHG
1_555
B
BGC
2
B
C1
BGC
1_555
covale
1.395
both
B
BGC
2
B
O4
BGC
1_555
B
BGC
3
B
C1
BGC
1_555
HYDROLASE
HYDROLASE (ENDOGLUCANASE), GLYCOSYL HYDROLASE, FAMILY 12, ENDOGLUCANASE, CELB2, GLYCOSYL-ENZYME INTERMEDIATE, HYDROLASE
A
LEU
75
A
LEU
75
1
A
PRO
76
A
PRO
76
-6.63
A
LEU
75
A
LEU
75
1
A
PRO
76
A
PRO
76
4.82
U04629
GB
1
2462718
41
274
2NLR
1
234
2462718
A
1
1
234
3
9
3
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
parallel
anti-parallel
anti-parallel
anti-parallel
A
THR
2
A
THR
2
A
ILE
4
A
ILE
4
A
GLN
30
A
GLN
30
A
ALA
34
A
ALA
34
A
PHE
39
A
PHE
39
A
ALA
44
A
ALA
44
A
THR
10
A
THR
10
A
ILE
13
A
ILE
13
A
TYR
17
A
TYR
17
A
GLN
20
A
GLN
20
A
SER
59
A
SER
59
A
GLY
63
A
GLY
63
A
SER
197
A
SER
197
A
GLN
206
A
GLN
206
A
VAL
98
A
VAL
98
A
LEU
107
A
LEU
107
A
THR
119
A
THR
119
A
VAL
128
A
VAL
128
A
ASP
159
A
ASP
159
A
ALA
165
A
ALA
165
A
ARG
146
A
ARG
146
A
GLY
154
A
GLY
154
A
SER
136
A
SER
136
A
VAL
143
A
VAL
143
A
GLY
171
A
GLY
171
A
ASP
175
A
ASP
175
A
PRO
86
A
PRO
86
A
GLY
92
A
GLY
92
A
ALA
212
A
ALA
212
A
SER
218
A
SER
218
ACID BASE CATALYST, GLU 203.
Author
1
CATALYTIC NUCLEOPHILE, CGLU 120, OVALENTLY LINKED TO THE FLUOROCELLOTRIOSIDE.
Author
1
A
GLU
203
A
GLU
203
1
1_555
A
GLU
120
A
GLU
120
1
1_555
152
P 31 2 1