0.014637
0.000000
0.000000
0.000000
0.014637
0.000000
0.000000
0.000000
0.009228
0.00000
0.00000
0.00000
Gupta, M.N.
Tyagi, R.
Sharma, S.
Karthikeyan, S.
Singh, T.P.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
8
90.00
90.00
90.00
68.320
68.320
108.370
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
Ca 2
40.078
CALCIUM ION
non-polymer
C2 H3 N
41.052
ACETONITRILE
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
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
CA
N
75
N
N
N
76
N
C
N
77
N
C
N
78
N
H
N
79
N
H
N
80
N
H
N
81
N
N
N
82
R
C
N
83
N
C
N
84
N
O
N
85
N
C
N
86
N
S
N
87
N
O
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
S
C
N
97
N
C
N
98
N
O
N
99
N
C
N
100
N
C
N
101
N
C
N
102
N
O
N
103
N
N
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
N
H
N
113
N
H
N
114
N
H
N
115
N
N
N
116
S
C
N
117
N
C
N
118
N
O
N
119
N
C
N
120
N
C
N
121
N
C
N
122
N
O
N
123
N
O
N
124
N
O
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
N
N
135
N
C
N
136
N
C
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
N
N
145
S
C
N
146
N
C
N
147
N
O
N
148
N
C
Y
149
N
C
Y
150
N
N
Y
151
N
C
Y
152
N
C
Y
153
N
N
N
154
N
O
N
155
N
H
N
156
N
H
N
157
N
H
N
158
N
H
N
159
N
H
N
160
N
H
N
161
N
H
N
162
N
H
N
163
N
H
N
164
N
H
N
165
N
O
N
166
N
H
N
167
N
H
N
168
N
N
N
169
S
C
N
170
N
C
N
171
N
O
N
172
S
C
N
173
N
C
N
174
N
C
N
175
N
C
N
176
N
O
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
H
N
184
N
H
N
185
N
H
N
186
N
H
N
187
N
H
N
188
N
H
N
189
N
H
N
190
N
N
N
191
S
C
N
192
N
C
N
193
N
O
N
194
N
C
N
195
N
C
N
196
N
C
N
197
N
C
N
198
N
O
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
H
N
206
N
H
N
207
N
H
N
208
N
H
N
209
N
H
N
210
N
H
N
211
N
H
N
212
N
N
N
213
S
C
N
214
N
C
N
215
N
O
N
216
N
C
N
217
N
C
N
218
N
C
N
219
N
C
N
220
N
N
N
221
N
O
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
H
N
231
N
H
N
232
N
H
N
233
N
H
N
234
N
H
N
235
N
H
N
236
N
H
N
237
N
N
N
238
S
C
N
239
N
C
N
240
N
O
N
241
N
C
N
242
N
C
N
243
N
S
N
244
N
C
N
245
N
O
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
H
N
253
N
H
N
254
N
H
N
255
N
H
N
256
N
H
N
257
N
N
N
258
S
C
N
259
N
C
N
260
N
O
N
261
N
C
Y
262
N
C
Y
263
N
C
Y
264
N
C
Y
265
N
C
Y
266
N
C
Y
267
N
C
N
268
N
O
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
H
N
278
N
H
N
279
N
H
N
280
N
N
N
281
S
C
N
282
N
C
N
283
N
O
N
284
N
C
N
285
N
C
N
286
N
C
N
287
N
O
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
N
302
N
O
N
303
N
O
N
304
N
H
N
305
N
H
N
306
N
H
N
307
N
H
N
308
N
H
N
309
N
H
N
310
N
H
N
311
N
N
N
312
S
C
N
313
N
C
N
314
N
O
N
315
R
C
N
316
N
O
N
317
N
C
N
318
N
O
N
319
N
H
N
320
N
H
N
321
N
H
N
322
N
H
N
323
N
H
N
324
N
H
N
325
N
H
N
326
N
H
N
327
N
H
N
328
N
N
N
329
S
C
N
330
N
C
N
331
N
O
N
332
N
C
Y
333
N
C
Y
334
N
C
Y
335
N
C
Y
336
N
N
Y
337
N
C
Y
338
N
C
Y
339
N
C
Y
340
N
C
Y
341
N
C
N
342
N
O
N
343
N
H
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
N
H
N
352
N
H
N
353
N
H
N
354
N
H
N
355
N
N
N
356
S
C
N
357
N
C
N
358
N
O
N
359
N
C
Y
360
N
C
Y
361
N
C
Y
362
N
C
Y
363
N
C
Y
364
N
C
Y
365
N
C
N
366
N
O
N
367
N
O
N
368
N
H
N
369
N
H
N
370
N
H
N
371
N
H
N
372
N
H
N
373
N
H
N
374
N
H
N
375
N
H
N
376
N
H
N
377
N
H
N
378
N
H
N
379
N
N
N
380
S
C
N
381
N
C
N
382
N
O
N
383
N
C
N
384
N
C
N
385
N
C
N
386
N
O
N
387
N
H
N
388
N
H
N
389
N
H
N
390
N
H
N
391
N
H
N
392
N
H
N
393
N
H
N
394
N
H
N
395
N
H
N
396
N
H
N
397
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
trip
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
doub
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
doub
N
95
N
sing
N
96
N
sing
N
97
N
sing
N
98
N
sing
N
99
N
sing
N
100
N
sing
N
101
N
sing
N
102
N
doub
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
doub
N
114
N
sing
N
115
N
sing
N
116
N
sing
N
117
N
sing
N
118
N
sing
N
119
N
sing
N
120
N
sing
N
121
N
doub
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
doub
N
132
N
sing
N
133
N
sing
N
134
N
sing
N
135
N
sing
N
136
N
sing
N
137
N
sing
N
138
N
sing
N
139
N
sing
N
140
N
doub
N
141
N
sing
N
142
N
sing
N
143
N
sing
N
144
N
sing
Y
145
N
sing
Y
146
N
doub
Y
147
N
doub
N
148
N
sing
Y
149
N
sing
N
150
N
sing
Y
151
N
sing
N
152
N
sing
N
153
N
sing
N
154
N
sing
N
155
N
sing
N
156
N
sing
N
157
N
sing
N
158
N
sing
N
159
N
sing
N
160
N
sing
N
161
N
sing
N
162
N
sing
N
163
N
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
sing
N
174
N
sing
N
175
N
sing
N
176
N
sing
N
177
N
sing
N
178
N
sing
N
179
N
sing
N
180
N
sing
N
181
N
sing
N
182
N
sing
N
183
N
sing
N
184
N
doub
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
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
sing
N
227
N
sing
N
228
N
sing
N
229
N
doub
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
sing
N
248
N
doub
N
249
N
sing
N
250
N
sing
N
251
N
sing
N
252
N
sing
Y
253
N
doub
Y
254
N
sing
Y
255
N
sing
N
256
N
sing
Y
257
N
doub
N
258
N
sing
Y
259
N
doub
N
260
N
sing
Y
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
doub
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
sing
N
315
N
sing
N
316
N
sing
N
317
N
doub
N
318
N
sing
N
319
N
sing
N
320
N
sing
N
321
N
sing
Y
322
N
doub
Y
323
N
sing
Y
324
N
sing
N
325
N
sing
Y
326
N
doub
Y
327
N
sing
Y
328
N
sing
N
329
N
sing
Y
330
N
sing
Y
331
N
doub
N
332
N
sing
Y
333
N
doub
N
334
N
sing
Y
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
doub
N
346
N
sing
N
347
N
sing
N
348
N
sing
N
349
N
sing
Y
350
N
doub
Y
351
N
sing
Y
352
N
sing
N
353
N
sing
Y
354
N
doub
N
355
N
sing
Y
356
N
doub
N
357
N
sing
Y
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
sing
N
367
N
sing
N
368
N
sing
N
369
N
doub
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
US
Proteins
PSFGEY
0867
0887-3585
39
226
234
10.1002/(SICI)1097-0134(20000515)39:3<226::AID-PROT50>3.0.CO;2-Y
10737944
Enhancement of catalytic efficiency of enzymes through exposure to anhydrous organic solvent at 70 degrees C. Three-dimensional structure of a treated serine proteinase at 2.2 A resolution.
2000
10.2210/pdb1cnm/pdb
pdb_00001cnm
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
285
1
PIN HOLE
IMAGE PLATE
1998-09-01
MARRESEARCH
GRAPHITE CRYSTAL
SINGLE WAVELENGTH
M
x-ray
1
1.5418
1.0
1.5418
ROTATING ANODE
RIGAKU RU200
28930.783
PROTEIN (PROTEINASE K)
3.4.21.64
1
nat
polymer
40.078
CALCIUM ION
2
syn
non-polymer
41.052
ACETONITRILE
3
syn
non-polymer
18.015
water
135
nat
water
no
no
AAQTNAPWGLARISSTSPGTSTYYYDESAGQGSCVYVIDTGIEASHPEFEGRAQMVKTYYYSSRDGNGHGTHCAGTVGSR
TYGVAKKTQLFGVKVLDDNGSGQYSTIIAGMDFVASDKNNRNCPKGVVASLSLGGGYSSSVNSAAARLQSSGVMVAVAAG
NNNADARNYSPASEPSVCTVGASDRYDRRSSFSNYGSVLDIFGPGTSILSTWIGGSTRSISGTSMATPHVAGLAAYLMTL
GKTTAASACRYIADTANKGDLSNIPFGTVNLLAYNNYQA
AAQTNAPWGLARISSTSPGTSTYYYDESAGQGSCVYVIDTGIEASHPEFEGRAQMVKTYYYSSRDGNGHGTHCAGTVGSR
TYGVAKKTQLFGVKVLDDNGSGQYSTIIAGMDFVASDKNNRNCPKGVVASLSLGGGYSSSVNSAAARLQSSGVMVAVAAG
NNNADARNYSPASEPSVCTVGASDRYDRRSSFSNYGSVLDIFGPGTSILSTWIGGSTRSISGTSMATPHVAGLAAYLMTL
GKTTAASACRYIADTANKGDLSNIPFGTVNLLAYNNYQA
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
Engyodontium
sample
37998
Engyodontium album
LIMBER
1
2.18
43.6
7.5
CRYSTALLIZED BY DISSOLVING THE 10%(W/V) OF LYOPHILIZED ENZYME IN 50MM TRIS.HCL,
1MM CACL2, PH 6.5. 25 MICRO LITRE DROPS OF THIS SOLUTION WERE EQUILIBRATED IN
A MICRODIALYSIS SETUP AGAINST 1M NANO3 IN THE SAME BUFFER AT 4 DEGREE., pH 7.5
chem_comp_atom
chem_comp_bond
database_2
pdbx_initial_refinement_model
pdbx_struct_conn_angle
struct_conn
struct_site
repository
Initial release
Version format compliance
Version format compliance
Data collection
Database references
Derived calculations
Refinement description
1
0
1999-05-27
1
1
2008-04-26
1
2
2011-07-13
1
3
2023-08-09
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_pdbx_struct_conn_angle.ptnr1_auth_comp_id
_pdbx_struct_conn_angle.ptnr1_auth_seq_id
_pdbx_struct_conn_angle.ptnr1_label_asym_id
_pdbx_struct_conn_angle.ptnr1_label_atom_id
_pdbx_struct_conn_angle.ptnr1_label_comp_id
_pdbx_struct_conn_angle.ptnr1_label_seq_id
_pdbx_struct_conn_angle.ptnr2_auth_seq_id
_pdbx_struct_conn_angle.ptnr2_label_asym_id
_pdbx_struct_conn_angle.ptnr3_auth_comp_id
_pdbx_struct_conn_angle.ptnr3_auth_seq_id
_pdbx_struct_conn_angle.ptnr3_label_asym_id
_pdbx_struct_conn_angle.ptnr3_label_atom_id
_pdbx_struct_conn_angle.ptnr3_label_comp_id
_pdbx_struct_conn_angle.ptnr3_label_seq_id
_pdbx_struct_conn_angle.value
_struct_conn.pdbx_dist_value
_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_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
_struct_conn.ptnr2_label_seq_id
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
BNL
Y
RCSB
1999-05-20
REL
CA
CALCIUM ION
CCN
ACETONITRILE
HOH
water
2PRK
PDB
experimental model
CA
280
2
CA
CA
280
A
CA
281
2
CA
CA
281
A
CCN
301
3
CCN
CCN
301
A
CCN
302
3
CCN
CCN
302
A
CCN
303
3
CCN
CCN
303
A
HOH
501
4
HOH
HOH
501
A
HOH
502
4
HOH
HOH
502
A
HOH
503
4
HOH
HOH
503
A
HOH
504
4
HOH
HOH
504
A
HOH
505
4
HOH
HOH
505
A
HOH
506
4
HOH
HOH
506
A
HOH
508
4
HOH
HOH
508
A
HOH
509
4
HOH
HOH
509
A
HOH
510
4
HOH
HOH
510
A
HOH
511
4
HOH
HOH
511
A
HOH
512
4
HOH
HOH
512
A
HOH
513
4
HOH
HOH
513
A
HOH
514
4
HOH
HOH
514
A
HOH
515
4
HOH
HOH
515
A
HOH
516
4
HOH
HOH
516
A
HOH
517
4
HOH
HOH
517
A
HOH
518
4
HOH
HOH
518
A
HOH
519
4
HOH
HOH
519
A
HOH
520
4
HOH
HOH
520
A
HOH
521
4
HOH
HOH
521
A
HOH
522
4
HOH
HOH
522
A
HOH
523
4
HOH
HOH
523
A
HOH
524
4
HOH
HOH
524
A
HOH
526
4
HOH
HOH
526
A
HOH
527
4
HOH
HOH
527
A
HOH
528
4
HOH
HOH
528
A
HOH
529
4
HOH
HOH
529
A
HOH
530
4
HOH
HOH
530
A
HOH
531
4
HOH
HOH
531
A
HOH
532
4
HOH
HOH
532
A
HOH
533
4
HOH
HOH
533
A
HOH
534
4
HOH
HOH
534
A
HOH
535
4
HOH
HOH
535
A
HOH
536
4
HOH
HOH
536
A
HOH
537
4
HOH
HOH
537
A
HOH
538
4
HOH
HOH
538
A
HOH
539
4
HOH
HOH
539
A
HOH
540
4
HOH
HOH
540
A
HOH
541
4
HOH
HOH
541
A
HOH
542
4
HOH
HOH
542
A
HOH
543
4
HOH
HOH
543
A
HOH
544
4
HOH
HOH
544
A
HOH
545
4
HOH
HOH
545
A
HOH
546
4
HOH
HOH
546
A
HOH
547
4
HOH
HOH
547
A
HOH
548
4
HOH
HOH
548
A
HOH
549
4
HOH
HOH
549
A
HOH
550
4
HOH
HOH
550
A
HOH
551
4
HOH
HOH
551
A
HOH
552
4
HOH
HOH
552
A
HOH
553
4
HOH
HOH
553
A
HOH
554
4
HOH
HOH
554
A
HOH
555
4
HOH
HOH
555
A
HOH
556
4
HOH
HOH
556
A
HOH
557
4
HOH
HOH
557
A
HOH
558
4
HOH
HOH
558
A
HOH
559
4
HOH
HOH
559
A
HOH
561
4
HOH
HOH
561
A
HOH
563
4
HOH
HOH
563
A
HOH
564
4
HOH
HOH
564
A
HOH
565
4
HOH
HOH
565
A
HOH
566
4
HOH
HOH
566
A
HOH
567
4
HOH
HOH
567
A
HOH
568
4
HOH
HOH
568
A
HOH
569
4
HOH
HOH
569
A
HOH
570
4
HOH
HOH
570
A
HOH
571
4
HOH
HOH
571
A
HOH
572
4
HOH
HOH
572
A
HOH
573
4
HOH
HOH
573
A
HOH
574
4
HOH
HOH
574
A
HOH
575
4
HOH
HOH
575
A
HOH
576
4
HOH
HOH
576
A
HOH
577
4
HOH
HOH
577
A
HOH
578
4
HOH
HOH
578
A
HOH
579
4
HOH
HOH
579
A
HOH
580
4
HOH
HOH
580
A
HOH
581
4
HOH
HOH
581
A
HOH
582
4
HOH
HOH
582
A
HOH
583
4
HOH
HOH
583
A
HOH
584
4
HOH
HOH
584
A
HOH
585
4
HOH
HOH
585
A
HOH
586
4
HOH
HOH
586
A
HOH
587
4
HOH
HOH
587
A
HOH
588
4
HOH
HOH
588
A
HOH
589
4
HOH
HOH
589
A
HOH
591
4
HOH
HOH
591
A
HOH
592
4
HOH
HOH
592
A
HOH
593
4
HOH
HOH
593
A
HOH
594
4
HOH
HOH
594
A
HOH
595
4
HOH
HOH
595
A
HOH
596
4
HOH
HOH
596
A
HOH
597
4
HOH
HOH
597
A
HOH
598
4
HOH
HOH
598
A
HOH
599
4
HOH
HOH
599
A
HOH
600
4
HOH
HOH
600
A
HOH
601
4
HOH
HOH
601
A
HOH
602
4
HOH
HOH
602
A
HOH
603
4
HOH
HOH
603
A
HOH
604
4
HOH
HOH
604
A
HOH
605
4
HOH
HOH
605
A
HOH
606
4
HOH
HOH
606
A
HOH
607
4
HOH
HOH
607
A
HOH
608
4
HOH
HOH
608
A
HOH
609
4
HOH
HOH
609
A
HOH
611
4
HOH
HOH
611
A
HOH
612
4
HOH
HOH
612
A
HOH
613
4
HOH
HOH
613
A
HOH
614
4
HOH
HOH
614
A
HOH
615
4
HOH
HOH
615
A
HOH
616
4
HOH
HOH
616
A
HOH
617
4
HOH
HOH
617
A
HOH
618
4
HOH
HOH
618
A
HOH
619
4
HOH
HOH
619
A
HOH
620
4
HOH
HOH
620
A
HOH
621
4
HOH
HOH
621
A
HOH
622
4
HOH
HOH
622
A
HOH
623
4
HOH
HOH
623
A
HOH
624
4
HOH
HOH
624
A
HOH
625
4
HOH
HOH
625
A
HOH
626
4
HOH
HOH
626
A
HOH
627
4
HOH
HOH
627
A
HOH
628
4
HOH
HOH
628
A
HOH
629
4
HOH
HOH
629
A
HOH
630
4
HOH
HOH
630
A
HOH
631
4
HOH
HOH
631
A
HOH
632
4
HOH
HOH
632
A
HOH
633
4
HOH
HOH
633
A
HOH
634
4
HOH
HOH
634
A
HOH
635
4
HOH
HOH
635
A
HOH
636
4
HOH
HOH
636
A
HOH
637
4
HOH
HOH
637
A
HOH
638
4
HOH
HOH
638
A
HOH
639
4
HOH
HOH
639
A
HOH
641
4
HOH
HOH
641
A
HOH
642
4
HOH
HOH
642
A
ALA
1
n
1
ALA
1
A
ALA
2
n
2
ALA
2
A
GLN
3
n
3
GLN
3
A
THR
4
n
4
THR
4
A
ASN
5
n
5
ASN
5
A
ALA
6
n
6
ALA
6
A
PRO
7
n
7
PRO
7
A
TRP
8
n
8
TRP
8
A
GLY
9
n
9
GLY
9
A
LEU
10
n
10
LEU
10
A
ALA
11
n
11
ALA
11
A
ARG
12
n
12
ARG
12
A
ILE
13
n
13
ILE
13
A
SER
14
n
14
SER
14
A
SER
15
n
15
SER
15
A
THR
16
n
16
THR
16
A
SER
17
n
17
SER
17
A
PRO
18
n
18
PRO
18
A
GLY
19
n
19
GLY
19
A
THR
20
n
20
THR
20
A
SER
21
n
21
SER
21
A
THR
22
n
22
THR
22
A
TYR
23
n
23
TYR
23
A
TYR
24
n
24
TYR
24
A
TYR
25
n
25
TYR
25
A
ASP
26
n
26
ASP
26
A
GLU
27
n
27
GLU
27
A
SER
28
n
28
SER
28
A
ALA
29
n
29
ALA
29
A
GLY
30
n
30
GLY
30
A
GLN
31
n
31
GLN
31
A
GLY
32
n
32
GLY
32
A
SER
33
n
33
SER
33
A
CYS
34
n
34
CYS
34
A
VAL
35
n
35
VAL
35
A
TYR
36
n
36
TYR
36
A
VAL
37
n
37
VAL
37
A
ILE
38
n
38
ILE
38
A
ASP
39
n
39
ASP
39
A
THR
40
n
40
THR
40
A
GLY
41
n
41
GLY
41
A
ILE
42
n
42
ILE
42
A
GLU
43
n
43
GLU
43
A
ALA
44
n
44
ALA
44
A
SER
45
n
45
SER
45
A
HIS
46
n
46
HIS
46
A
PRO
47
n
47
PRO
47
A
GLU
48
n
48
GLU
48
A
PHE
49
n
49
PHE
49
A
GLU
50
n
50
GLU
50
A
GLY
51
n
51
GLY
51
A
ARG
52
n
52
ARG
52
A
ALA
53
n
53
ALA
53
A
GLN
54
n
54
GLN
54
A
MET
55
n
55
MET
55
A
VAL
56
n
56
VAL
56
A
LYS
57
n
57
LYS
57
A
THR
58
n
58
THR
58
A
TYR
59
n
59
TYR
59
A
TYR
60
n
60
TYR
60
A
TYR
61
n
61
TYR
61
A
SER
62
n
62
SER
62
A
SER
63
n
63
SER
63
A
ARG
64
n
64
ARG
64
A
ASP
65
n
65
ASP
65
A
GLY
66
n
66
GLY
66
A
ASN
67
n
67
ASN
67
A
GLY
68
n
68
GLY
68
A
HIS
69
n
69
HIS
69
A
GLY
70
n
70
GLY
70
A
THR
71
n
71
THR
71
A
HIS
72
n
72
HIS
72
A
CYS
73
n
73
CYS
73
A
ALA
74
n
74
ALA
74
A
GLY
75
n
75
GLY
75
A
THR
76
n
76
THR
76
A
VAL
77
n
77
VAL
77
A
GLY
78
n
78
GLY
78
A
SER
79
n
79
SER
79
A
ARG
80
n
80
ARG
80
A
THR
81
n
81
THR
81
A
TYR
82
n
82
TYR
82
A
GLY
83
n
83
GLY
83
A
VAL
84
n
84
VAL
84
A
ALA
85
n
85
ALA
85
A
LYS
86
n
86
LYS
86
A
LYS
87
n
87
LYS
87
A
THR
88
n
88
THR
88
A
GLN
89
n
89
GLN
89
A
LEU
90
n
90
LEU
90
A
PHE
91
n
91
PHE
91
A
GLY
92
n
92
GLY
92
A
VAL
93
n
93
VAL
93
A
LYS
94
n
94
LYS
94
A
VAL
95
n
95
VAL
95
A
LEU
96
n
96
LEU
96
A
ASP
97
n
97
ASP
97
A
ASP
98
n
98
ASP
98
A
ASN
99
n
99
ASN
99
A
GLY
100
n
100
GLY
100
A
SER
101
n
101
SER
101
A
GLY
102
n
102
GLY
102
A
GLN
103
n
103
GLN
103
A
TYR
104
n
104
TYR
104
A
SER
105
n
105
SER
105
A
THR
106
n
106
THR
106
A
ILE
107
n
107
ILE
107
A
ILE
108
n
108
ILE
108
A
ALA
109
n
109
ALA
109
A
GLY
110
n
110
GLY
110
A
MET
111
n
111
MET
111
A
ASP
112
n
112
ASP
112
A
PHE
113
n
113
PHE
113
A
VAL
114
n
114
VAL
114
A
ALA
115
n
115
ALA
115
A
SER
116
n
116
SER
116
A
ASP
117
n
117
ASP
117
A
LYS
118
n
118
LYS
118
A
ASN
119
n
119
ASN
119
A
ASN
120
n
120
ASN
120
A
ARG
121
n
121
ARG
121
A
ASN
122
n
122
ASN
122
A
CYS
123
n
123
CYS
123
A
PRO
124
n
124
PRO
124
A
LYS
125
n
125
LYS
125
A
GLY
126
n
126
GLY
126
A
VAL
127
n
127
VAL
127
A
VAL
128
n
128
VAL
128
A
ALA
129
n
129
ALA
129
A
SER
130
n
130
SER
130
A
LEU
131
n
131
LEU
131
A
SER
132
n
132
SER
132
A
LEU
133
n
133
LEU
133
A
GLY
134
n
134
GLY
134
A
GLY
135
n
135
GLY
135
A
GLY
136
n
136
GLY
136
A
TYR
137
n
137
TYR
137
A
SER
138
n
138
SER
138
A
SER
139
n
139
SER
139
A
SER
140
n
140
SER
140
A
VAL
141
n
141
VAL
141
A
ASN
142
n
142
ASN
142
A
SER
143
n
143
SER
143
A
ALA
144
n
144
ALA
144
A
ALA
145
n
145
ALA
145
A
ALA
146
n
146
ALA
146
A
ARG
147
n
147
ARG
147
A
LEU
148
n
148
LEU
148
A
GLN
149
n
149
GLN
149
A
SER
150
n
150
SER
150
A
SER
151
n
151
SER
151
A
GLY
152
n
152
GLY
152
A
VAL
153
n
153
VAL
153
A
MET
154
n
154
MET
154
A
VAL
155
n
155
VAL
155
A
ALA
156
n
156
ALA
156
A
VAL
157
n
157
VAL
157
A
ALA
158
n
158
ALA
158
A
ALA
159
n
159
ALA
159
A
GLY
160
n
160
GLY
160
A
ASN
161
n
161
ASN
161
A
ASN
162
n
162
ASN
162
A
ASN
163
n
163
ASN
163
A
ALA
164
n
164
ALA
164
A
ASP
165
n
165
ASP
165
A
ALA
166
n
166
ALA
166
A
ARG
167
n
167
ARG
167
A
ASN
168
n
168
ASN
168
A
TYR
169
n
169
TYR
169
A
SER
170
n
170
SER
170
A
PRO
171
n
171
PRO
171
A
ALA
172
n
172
ALA
172
A
SER
173
n
173
SER
173
A
GLU
174
n
174
GLU
174
A
PRO
175
n
175
PRO
175
A
SER
176
n
176
SER
176
A
VAL
177
n
177
VAL
177
A
CYS
178
n
178
CYS
178
A
THR
179
n
179
THR
179
A
VAL
180
n
180
VAL
180
A
GLY
181
n
181
GLY
181
A
ALA
182
n
182
ALA
182
A
SER
183
n
183
SER
183
A
ASP
184
n
184
ASP
184
A
ARG
185
n
185
ARG
185
A
TYR
186
n
186
TYR
186
A
ASP
187
n
187
ASP
187
A
ARG
188
n
188
ARG
188
A
ARG
189
n
189
ARG
189
A
SER
190
n
190
SER
190
A
SER
191
n
191
SER
191
A
PHE
192
n
192
PHE
192
A
SER
193
n
193
SER
193
A
ASN
194
n
194
ASN
194
A
TYR
195
n
195
TYR
195
A
GLY
196
n
196
GLY
196
A
SER
197
n
197
SER
197
A
VAL
198
n
198
VAL
198
A
LEU
199
n
199
LEU
199
A
ASP
200
n
200
ASP
200
A
ILE
201
n
201
ILE
201
A
PHE
202
n
202
PHE
202
A
GLY
203
n
203
GLY
203
A
PRO
204
n
204
PRO
204
A
GLY
205
n
205
GLY
205
A
THR
206
n
206
THR
206
A
SER
207
n
207
SER
207
A
ILE
208
n
208
ILE
208
A
LEU
209
n
209
LEU
209
A
SER
210
n
210
SER
210
A
THR
211
n
211
THR
211
A
TRP
212
n
212
TRP
212
A
ILE
213
n
213
ILE
213
A
GLY
214
n
214
GLY
214
A
GLY
215
n
215
GLY
215
A
SER
216
n
216
SER
216
A
THR
217
n
217
THR
217
A
ARG
218
n
218
ARG
218
A
SER
219
n
219
SER
219
A
ILE
220
n
220
ILE
220
A
SER
221
n
221
SER
221
A
GLY
222
n
222
GLY
222
A
THR
223
n
223
THR
223
A
SER
224
n
224
SER
224
A
MET
225
n
225
MET
225
A
ALA
226
n
226
ALA
226
A
THR
227
n
227
THR
227
A
PRO
228
n
228
PRO
228
A
HIS
229
n
229
HIS
229
A
VAL
230
n
230
VAL
230
A
ALA
231
n
231
ALA
231
A
GLY
232
n
232
GLY
232
A
LEU
233
n
233
LEU
233
A
ALA
234
n
234
ALA
234
A
ALA
235
n
235
ALA
235
A
TYR
236
n
236
TYR
236
A
LEU
237
n
237
LEU
237
A
MET
238
n
238
MET
238
A
THR
239
n
239
THR
239
A
LEU
240
n
240
LEU
240
A
GLY
241
n
241
GLY
241
A
LYS
242
n
242
LYS
242
A
THR
243
n
243
THR
243
A
THR
244
n
244
THR
244
A
ALA
245
n
245
ALA
245
A
ALA
246
n
246
ALA
246
A
SER
247
n
247
SER
247
A
ALA
248
n
248
ALA
248
A
CYS
249
n
249
CYS
249
A
ARG
250
n
250
ARG
250
A
TYR
251
n
251
TYR
251
A
ILE
252
n
252
ILE
252
A
ALA
253
n
253
ALA
253
A
ASP
254
n
254
ASP
254
A
THR
255
n
255
THR
255
A
ALA
256
n
256
ALA
256
A
ASN
257
n
257
ASN
257
A
LYS
258
n
258
LYS
258
A
GLY
259
n
259
GLY
259
A
ASP
260
n
260
ASP
260
A
LEU
261
n
261
LEU
261
A
SER
262
n
262
SER
262
A
ASN
263
n
263
ASN
263
A
ILE
264
n
264
ILE
264
A
PRO
265
n
265
PRO
265
A
PHE
266
n
266
PHE
266
A
GLY
267
n
267
GLY
267
A
THR
268
n
268
THR
268
A
VAL
269
n
269
VAL
269
A
ASN
270
n
270
ASN
270
A
LEU
271
n
271
LEU
271
A
LEU
272
n
272
LEU
272
A
ALA
273
n
273
ALA
273
A
TYR
274
n
274
TYR
274
A
ASN
275
n
275
ASN
275
A
ASN
276
n
276
ASN
276
A
TYR
277
n
277
TYR
277
A
GLN
278
n
278
GLN
278
A
ALA
279
n
279
ALA
279
A
author_defined_assembly
1
monomeric
A
THR
16
A
O
THR
16
1_555
A
CA
281
C
CA
CA
1_555
A
ASP
260
A
OD2
ASP
260
1_555
64.2
A
THR
16
A
O
THR
16
1_555
A
CA
281
C
CA
CA
1_555
A
ASP
260
A
OD1
ASP
260
1_555
106.4
A
ASP
260
A
OD2
ASP
260
1_555
A
CA
281
C
CA
CA
1_555
A
ASP
260
A
OD1
ASP
260
1_555
42.2
A
THR
16
A
O
THR
16
1_555
A
CA
281
C
CA
CA
1_555
A
HOH
505
G
O
HOH
1_555
86.8
A
ASP
260
A
OD2
ASP
260
1_555
A
CA
281
C
CA
CA
1_555
A
HOH
505
G
O
HOH
1_555
72.5
A
ASP
260
A
OD1
ASP
260
1_555
A
CA
281
C
CA
CA
1_555
A
HOH
505
G
O
HOH
1_555
71.0
A
THR
16
A
O
THR
16
1_555
A
CA
281
C
CA
CA
1_555
A
HOH
506
G
O
HOH
1_555
75.5
A
ASP
260
A
OD2
ASP
260
1_555
A
CA
281
C
CA
CA
1_555
A
HOH
506
G
O
HOH
1_555
70.3
A
ASP
260
A
OD1
ASP
260
1_555
A
CA
281
C
CA
CA
1_555
A
HOH
506
G
O
HOH
1_555
82.8
A
HOH
505
G
O
HOH
1_555
A
CA
281
C
CA
CA
1_555
A
HOH
506
G
O
HOH
1_555
142.8
A
PRO
175
A
O
PRO
175
1_555
A
CA
280
B
CA
CA
1_555
A
VAL
177
A
O
VAL
177
1_555
86.7
A
PRO
175
A
O
PRO
175
1_555
A
CA
280
B
CA
CA
1_555
A
ASP
200
A
OD1
ASP
200
1_555
151.8
A
VAL
177
A
O
VAL
177
1_555
A
CA
280
B
CA
CA
1_555
A
ASP
200
A
OD1
ASP
200
1_555
112.6
A
PRO
175
A
O
PRO
175
1_555
A
CA
280
B
CA
CA
1_555
A
ASP
200
A
OD2
ASP
200
1_555
162.5
A
VAL
177
A
O
VAL
177
1_555
A
CA
280
B
CA
CA
1_555
A
ASP
200
A
OD2
ASP
200
1_555
80.8
A
ASP
200
A
OD1
ASP
200
1_555
A
CA
280
B
CA
CA
1_555
A
ASP
200
A
OD2
ASP
200
1_555
45.6
A
PRO
175
A
O
PRO
175
1_555
A
CA
280
B
CA
CA
1_555
A
HOH
501
G
O
HOH
1_555
76.2
A
VAL
177
A
O
VAL
177
1_555
A
CA
280
B
CA
CA
1_555
A
HOH
501
G
O
HOH
1_555
135.7
A
ASP
200
A
OD1
ASP
200
1_555
A
CA
280
B
CA
CA
1_555
A
HOH
501
G
O
HOH
1_555
75.7
A
ASP
200
A
OD2
ASP
200
1_555
A
CA
280
B
CA
CA
1_555
A
HOH
501
G
O
HOH
1_555
121.2
A
PRO
175
A
O
PRO
175
1_555
A
CA
280
B
CA
CA
1_555
A
HOH
502
G
O
HOH
1_555
85.9
A
VAL
177
A
O
VAL
177
1_555
A
CA
280
B
CA
CA
1_555
A
HOH
502
G
O
HOH
1_555
67.2
A
ASP
200
A
OD1
ASP
200
1_555
A
CA
280
B
CA
CA
1_555
A
HOH
502
G
O
HOH
1_555
83.4
A
ASP
200
A
OD2
ASP
200
1_555
A
CA
280
B
CA
CA
1_555
A
HOH
502
G
O
HOH
1_555
100.3
A
HOH
501
G
O
HOH
1_555
A
CA
280
B
CA
CA
1_555
A
HOH
502
G
O
HOH
1_555
71.0
A
PRO
175
A
O
PRO
175
1_555
A
CA
280
B
CA
CA
1_555
A
HOH
503
G
O
HOH
1_555
100.4
A
VAL
177
A
O
VAL
177
1_555
A
CA
280
B
CA
CA
1_555
A
HOH
503
G
O
HOH
1_555
152.6
A
ASP
200
A
OD1
ASP
200
1_555
A
CA
280
B
CA
CA
1_555
A
HOH
503
G
O
HOH
1_555
72.1
A
ASP
200
A
OD2
ASP
200
1_555
A
CA
280
B
CA
CA
1_555
A
HOH
503
G
O
HOH
1_555
85.6
A
HOH
501
G
O
HOH
1_555
A
CA
280
B
CA
CA
1_555
A
HOH
503
G
O
HOH
1_555
71.6
A
HOH
502
G
O
HOH
1_555
A
CA
280
B
CA
CA
1_555
A
HOH
503
G
O
HOH
1_555
139.2
A
PRO
175
A
O
PRO
175
1_555
A
CA
280
B
CA
CA
1_555
A
HOH
504
G
O
HOH
1_555
83.9
A
VAL
177
A
O
VAL
177
1_555
A
CA
280
B
CA
CA
1_555
A
HOH
504
G
O
HOH
1_555
70.0
A
ASP
200
A
OD1
ASP
200
1_555
A
CA
280
B
CA
CA
1_555
A
HOH
504
G
O
HOH
1_555
121.2
A
ASP
200
A
OD2
ASP
200
1_555
A
CA
280
B
CA
CA
1_555
A
HOH
504
G
O
HOH
1_555
80.3
A
HOH
501
G
O
HOH
1_555
A
CA
280
B
CA
CA
1_555
A
HOH
504
G
O
HOH
1_555
145.1
A
HOH
502
G
O
HOH
1_555
A
CA
280
B
CA
CA
1_555
A
HOH
504
G
O
HOH
1_555
136.4
A
HOH
503
G
O
HOH
1_555
A
CA
280
B
CA
CA
1_555
A
HOH
504
G
O
HOH
1_555
84.4
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
GLN
54
A
O
GLN
54
A
N
LEU
90
A
N
LEU
90
A
O
GLN
89
A
O
GLN
89
A
N
VAL
35
A
N
VAL
35
A
O
CYS
34
A
O
CYS
34
A
N
GLY
126
A
N
GLY
126
A
O
ALA
129
A
O
ALA
129
A
N
MET
154
A
N
MET
154
A
O
VAL
157
A
O
VAL
157
A
N
CYS
178
A
N
CYS
178
A
O
GLY
181
A
O
GLY
181
A
N
ILE
201
A
N
ILE
201
A
O
ILE
208
A
O
ILE
208
A
N
ILE
220
A
N
ILE
220
1
A
SER
170
-11.21
1
A
A
SER
PRO
170
171
-138.47
1
6.21
0.90
118.30
124.51
A
A
A
CB
CG
OD2
ASP
ASP
ASP
39
39
39
N
1
-21.83
2.70
111.60
89.77
A
A
A
CB
CA
C
THR
THR
THR
58
58
58
N
1
16.56
1.90
110.30
126.86
A
A
A
N
CA
CB
THR
THR
THR
58
58
58
N
1
4.33
0.50
120.30
124.63
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
80
80
80
N
1
-3.54
0.50
120.30
116.76
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
80
80
80
N
1
20.23
2.30
115.30
135.53
A
A
A
CA
CB
CG
LEU
LEU
LEU
133
133
133
N
1
-16.88
2.10
120.10
103.22
A
A
A
CA
C
O
SER
SER
SER
170
170
170
N
1
-19.56
2.80
117.10
97.54
A
A
A
CA
C
N
SER
SER
PRO
170
170
171
Y
1
30.26
1.90
121.10
151.36
A
A
A
O
C
N
SER
SER
PRO
170
170
171
Y
1
41.95
1.50
119.30
161.25
A
A
A
C
N
CA
SER
PRO
PRO
170
171
171
Y
1
-42.29
2.10
128.40
86.11
A
A
A
C
N
CD
SER
PRO
PRO
170
171
171
Y
1
-28.93
1.40
111.70
82.77
A
A
A
CA
N
CD
PRO
PRO
PRO
171
171
171
N
1
28.45
1.20
103.30
131.75
A
A
A
N
CA
CB
PRO
PRO
PRO
171
171
171
N
1
18.74
1.50
103.20
121.94
A
A
A
N
CD
CG
PRO
PRO
PRO
171
171
171
N
1
18.35
1.40
123.60
141.95
A
A
A
CD
NE
CZ
ARG
ARG
ARG
185
185
185
N
1
7.80
0.50
120.30
128.10
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
185
185
185
N
1
-6.16
0.50
120.30
114.14
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
185
185
185
N
1
-13.19
2.00
110.40
97.21
A
A
A
CB
CA
C
ASP
ASP
ASP
200
200
200
N
1
9.96
1.50
110.50
120.46
A
A
A
N
CA
CB
SER
SER
SER
207
207
207
N
1
4.72
0.50
120.30
125.02
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
250
250
250
N
1
-5.31
0.50
120.30
114.99
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
250
250
250
N
1
11.97
1.80
110.60
122.57
A
A
A
N
CA
CB
GLN
GLN
GLN
278
278
278
N
1
A
A
CD
N
PRO
PRO
171
171
0.183
0.014
1.474
1.657
N
1
A
A
O
O
HOH
HOH
615
615
1.07
1_555
8_665
1
A
A
O
O
HOH
HOH
600
600
1.88
1_555
8_665
1
A
ASP
39
-155.46
-134.62
1
A
PRO
171
69.43
-33.10
1
A
SER
207
47.15
70.44
1
A
SER
216
-110.40
-161.54
1
A
ASN
270
-116.09
70.96
17.1
0.231
0.168
2.2
15.0
12156
3
97
RANDOM
1
THROUGHOUT
0.0
MOLECULAR REPLACEMENT
2PRK
2.2
15.0
144
2176
2
0
2030
0.008
0.025
2.2
15.0
1CNM
12156
-3.0
0.045
0.045
1
40.01
5.4
97
0.087
2.2
3.0
24.41
0.087
4.6
94
data reduction
DENZO
data scaling
SCALEPACK
phasing
AMoRE
refinement
CCP4
ENHANCEMENT OF CATALYTIC EFFICIENCY OF PROTEINASE K THROUGH EXPOSURE TO ANHYDROUS ORGANIC SOLVENT AT 70 DEGREES CELSIUS
1
N
N
2
N
N
2
N
N
3
N
N
3
N
N
3
N
N
4
N
N
A
TRP
8
A
TRP
8
HELX_P
A
SER
14
A
SER
14
1
1
7
A
PRO
47
A
PRO
47
HELX_P
A
PHE
49
A
PHE
49
5
2
3
A
HIS
69
A
HIS
69
HELX_P
A
GLY
78
A
GLY
78
1
3
10
A
TYR
104
A
TYR
104
HELX_P
A
ASN
120
A
ASN
120
1
4
17
A
SER
139
A
SER
139
HELX_P
A
GLY
152
A
GLY
152
1
5
14
A
ALA
166
A
ALA
166
HELX_P
A
ASN
168
A
ASN
168
5
6
3
A
THR
223
A
THR
223
HELX_P
A
LEU
240
A
LEU
240
1
7
18
A
ALA
248
A
ALA
248
HELX_P
A
THR
255
A
THR
255
1
8
8
disulf
2.008
A
CYS
34
A
SG
CYS
34
1_555
A
CYS
123
A
SG
CYS
123
1_555
disulf
2.038
A
CYS
178
A
SG
CYS
178
1_555
A
CYS
249
A
SG
CYS
249
1_555
metalc
2.861
A
THR
16
A
O
THR
16
1_555
A
CA
281
C
CA
CA
1_555
metalc
2.729
A
PRO
175
A
O
PRO
175
1_555
A
CA
280
B
CA
CA
1_555
metalc
2.743
A
VAL
177
A
O
VAL
177
1_555
A
CA
280
B
CA
CA
1_555
metalc
2.962
A
ASP
200
A
OD1
ASP
200
1_555
A
CA
280
B
CA
CA
1_555
metalc
2.781
A
ASP
200
A
OD2
ASP
200
1_555
A
CA
280
B
CA
CA
1_555
metalc
3.154
A
ASP
260
A
OD2
ASP
260
1_555
A
CA
281
C
CA
CA
1_555
metalc
3.034
A
ASP
260
A
OD1
ASP
260
1_555
A
CA
281
C
CA
CA
1_555
metalc
2.919
A
CA
280
B
CA
CA
1_555
A
HOH
501
G
O
HOH
1_555
metalc
2.843
A
CA
280
B
CA
CA
1_555
A
HOH
502
G
O
HOH
1_555
metalc
2.948
A
CA
280
B
CA
CA
1_555
A
HOH
503
G
O
HOH
1_555
metalc
2.822
A
CA
280
B
CA
CA
1_555
A
HOH
504
G
O
HOH
1_555
metalc
3.072
A
CA
281
C
CA
CA
1_555
A
HOH
505
G
O
HOH
1_555
metalc
3.072
A
CA
281
C
CA
CA
1_555
A
HOH
506
G
O
HOH
1_555
HYDROLASE
PROTEINASE K, ANHYDROUS ORGANIC SOLVENTS, STABILITY, ENHANCED ACTIVITY, HYDROLASE
PRTK_TRIAL
UNP
1
P06873
106
384
1CNM
1
279
P06873
A
1
1
279
7
2
parallel
parallel
parallel
parallel
parallel
parallel
anti-parallel
A
ALA
53
A
ALA
53
A
THR
58
A
THR
58
A
GLN
89
A
GLN
89
A
LYS
94
A
LYS
94
A
SER
33
A
SER
33
A
ASP
39
A
ASP
39
A
GLY
126
A
GLY
126
A
LEU
131
A
LEU
131
A
MET
154
A
MET
154
A
ALA
158
A
ALA
158
A
CYS
178
A
CYS
178
A
SER
183
A
SER
183
A
ILE
201
A
ILE
201
A
PRO
204
A
PRO
204
A
ILE
208
A
ILE
208
A
TRP
212
A
TRP
212
A
SER
216
A
SER
216
A
ILE
220
A
ILE
220
BINDING SITE FOR RESIDUE CA A 280
A
CA
280
Software
7
BINDING SITE FOR RESIDUE CA A 281
A
CA
281
Software
4
BINDING SITE FOR RESIDUE CCN A 301
A
CCN
301
Software
3
BINDING SITE FOR RESIDUE CCN A 302
A
CCN
302
Software
3
BINDING SITE FOR RESIDUE CCN A 303
A
CCN
303
Software
2
A
PRO
175
A
PRO
175
7
1_555
A
VAL
177
A
VAL
177
7
1_555
A
ASP
200
A
ASP
200
7
1_555
A
HOH
501
G
HOH
7
1_555
A
HOH
502
G
HOH
7
1_555
A
HOH
503
G
HOH
7
1_555
A
HOH
504
G
HOH
7
1_555
A
THR
16
A
THR
16
4
1_555
A
ASP
260
A
ASP
260
4
1_555
A
HOH
505
G
HOH
4
1_555
A
HOH
506
G
HOH
4
1_555
A
GLY
134
A
GLY
134
3
1_555
A
CCN
302
E
CCN
3
1_555
A
HOH
576
G
HOH
3
1_555
A
SER
224
A
SER
224
3
1_555
A
CCN
301
D
CCN
3
1_555
A
HOH
642
G
HOH
3
1_555
A
ASN
67
A
ASN
67
2
1_555
A
HOH
629
G
HOH
2
1_555
96
P 43 21 2