0.020337
0.000000
0.000000
0.000000
0.020337
0.000000
0.000000
0.000000
0.015724
0.000000
0.000000
0.000000
Chen, J.
Lu, Z.
Sakon, J.
Stites, W.E.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
4
90.00
90.00
90.00
49.171
49.171
63.598
C3 H7 N O2
89.093
y
ALANINE
L-peptide linking
C6 H15 N4 O2 1
175.209
y
ARGININE
L-peptide linking
C4 H8 N2 O3
132.118
y
ASPARAGINE
L-peptide linking
C4 H7 N O4
133.103
y
ASPARTIC ACID
L-peptide linking
C5 H10 N2 O3
146.144
y
GLUTAMINE
L-peptide linking
C5 H9 N O4
147.129
y
GLUTAMIC ACID
L-peptide linking
C2 H5 N O2
75.067
y
GLYCINE
peptide linking
C6 H10 N3 O2 1
156.162
y
HISTIDINE
L-peptide linking
H2 O
18.015
WATER
non-polymer
C6 H13 N O2
131.173
y
ISOLEUCINE
L-peptide linking
C6 H13 N O2
131.173
y
LEUCINE
L-peptide linking
C6 H15 N2 O2 1
147.195
y
LYSINE
L-peptide linking
C5 H11 N O2 S
149.211
y
METHIONINE
L-peptide linking
C9 H11 N O2
165.189
y
PHENYLALANINE
L-peptide linking
C5 H9 N O2
115.130
y
PROLINE
L-peptide linking
C3 H7 N O3
105.093
y
SERINE
L-peptide linking
C4 H9 N O3
119.119
y
THREONINE
L-peptide linking
C11 H12 N2 O2
204.225
y
TRYPTOPHAN
L-peptide linking
C9 H11 N O3
181.189
y
TYROSINE
L-peptide linking
C5 H11 N O2
117.146
y
VALINE
L-peptide linking
N
1
N
N
N
2
S
C
N
3
N
C
N
4
N
O
N
5
N
C
N
6
N
O
N
7
N
H
N
8
N
H
N
9
N
H
N
10
N
H
N
11
N
H
N
12
N
H
N
13
N
H
N
14
N
N
N
15
S
C
N
16
N
C
N
17
N
O
N
18
N
C
N
19
N
C
N
20
N
C
N
21
N
N
N
22
N
C
N
23
N
N
N
24
N
N
N
25
N
O
N
26
N
H
N
27
N
H
N
28
N
H
N
29
N
H
N
30
N
H
N
31
N
H
N
32
N
H
N
33
N
H
N
34
N
H
N
35
N
H
N
36
N
H
N
37
N
H
N
38
N
H
N
39
N
H
N
40
N
H
N
41
N
N
N
42
S
C
N
43
N
C
N
44
N
O
N
45
N
C
N
46
N
C
N
47
N
O
N
48
N
N
N
49
N
O
N
50
N
H
N
51
N
H
N
52
N
H
N
53
N
H
N
54
N
H
N
55
N
H
N
56
N
H
N
57
N
H
N
58
N
N
N
59
S
C
N
60
N
C
N
61
N
O
N
62
N
C
N
63
N
C
N
64
N
O
N
65
N
O
N
66
N
O
N
67
N
H
N
68
N
H
N
69
N
H
N
70
N
H
N
71
N
H
N
72
N
H
N
73
N
H
N
74
N
N
N
75
S
C
N
76
N
C
N
77
N
O
N
78
N
C
N
79
N
C
N
80
N
C
N
81
N
O
N
82
N
N
N
83
N
O
N
84
N
H
N
85
N
H
N
86
N
H
N
87
N
H
N
88
N
H
N
89
N
H
N
90
N
H
N
91
N
H
N
92
N
H
N
93
N
H
N
94
N
N
N
95
S
C
N
96
N
C
N
97
N
O
N
98
N
C
N
99
N
C
N
100
N
C
N
101
N
O
N
102
N
O
N
103
N
O
N
104
N
H
N
105
N
H
N
106
N
H
N
107
N
H
N
108
N
H
N
109
N
H
N
110
N
H
N
111
N
H
N
112
N
H
N
113
N
N
N
114
N
C
N
115
N
C
N
116
N
O
N
117
N
O
N
118
N
H
N
119
N
H
N
120
N
H
N
121
N
H
N
122
N
H
N
123
N
N
N
124
S
C
N
125
N
C
N
126
N
O
N
127
N
C
Y
128
N
C
Y
129
N
N
Y
130
N
C
Y
131
N
C
Y
132
N
N
N
133
N
O
N
134
N
H
N
135
N
H
N
136
N
H
N
137
N
H
N
138
N
H
N
139
N
H
N
140
N
H
N
141
N
H
N
142
N
H
N
143
N
H
N
144
N
O
N
145
N
H
N
146
N
H
N
147
N
N
N
148
S
C
N
149
N
C
N
150
N
O
N
151
S
C
N
152
N
C
N
153
N
C
N
154
N
C
N
155
N
O
N
156
N
H
N
157
N
H
N
158
N
H
N
159
N
H
N
160
N
H
N
161
N
H
N
162
N
H
N
163
N
H
N
164
N
H
N
165
N
H
N
166
N
H
N
167
N
H
N
168
N
H
N
169
N
N
N
170
S
C
N
171
N
C
N
172
N
O
N
173
N
C
N
174
N
C
N
175
N
C
N
176
N
C
N
177
N
O
N
178
N
H
N
179
N
H
N
180
N
H
N
181
N
H
N
182
N
H
N
183
N
H
N
184
N
H
N
185
N
H
N
186
N
H
N
187
N
H
N
188
N
H
N
189
N
H
N
190
N
H
N
191
N
N
N
192
S
C
N
193
N
C
N
194
N
O
N
195
N
C
N
196
N
C
N
197
N
C
N
198
N
C
N
199
N
N
N
200
N
O
N
201
N
H
N
202
N
H
N
203
N
H
N
204
N
H
N
205
N
H
N
206
N
H
N
207
N
H
N
208
N
H
N
209
N
H
N
210
N
H
N
211
N
H
N
212
N
H
N
213
N
H
N
214
N
H
N
215
N
H
N
216
N
N
N
217
S
C
N
218
N
C
N
219
N
O
N
220
N
C
N
221
N
C
N
222
N
S
N
223
N
C
N
224
N
O
N
225
N
H
N
226
N
H
N
227
N
H
N
228
N
H
N
229
N
H
N
230
N
H
N
231
N
H
N
232
N
H
N
233
N
H
N
234
N
H
N
235
N
H
N
236
N
N
N
237
S
C
N
238
N
C
N
239
N
O
N
240
N
C
Y
241
N
C
Y
242
N
C
Y
243
N
C
Y
244
N
C
Y
245
N
C
Y
246
N
C
N
247
N
O
N
248
N
H
N
249
N
H
N
250
N
H
N
251
N
H
N
252
N
H
N
253
N
H
N
254
N
H
N
255
N
H
N
256
N
H
N
257
N
H
N
258
N
H
N
259
N
N
N
260
S
C
N
261
N
C
N
262
N
O
N
263
N
C
N
264
N
C
N
265
N
C
N
266
N
O
N
267
N
H
N
268
N
H
N
269
N
H
N
270
N
H
N
271
N
H
N
272
N
H
N
273
N
H
N
274
N
H
N
275
N
H
N
276
N
N
N
277
S
C
N
278
N
C
N
279
N
O
N
280
N
C
N
281
N
O
N
282
N
O
N
283
N
H
N
284
N
H
N
285
N
H
N
286
N
H
N
287
N
H
N
288
N
H
N
289
N
H
N
290
N
N
N
291
S
C
N
292
N
C
N
293
N
O
N
294
R
C
N
295
N
O
N
296
N
C
N
297
N
O
N
298
N
H
N
299
N
H
N
300
N
H
N
301
N
H
N
302
N
H
N
303
N
H
N
304
N
H
N
305
N
H
N
306
N
H
N
307
N
N
N
308
S
C
N
309
N
C
N
310
N
O
N
311
N
C
Y
312
N
C
Y
313
N
C
Y
314
N
C
Y
315
N
N
Y
316
N
C
Y
317
N
C
Y
318
N
C
Y
319
N
C
Y
320
N
C
N
321
N
O
N
322
N
H
N
323
N
H
N
324
N
H
N
325
N
H
N
326
N
H
N
327
N
H
N
328
N
H
N
329
N
H
N
330
N
H
N
331
N
H
N
332
N
H
N
333
N
H
N
334
N
N
N
335
S
C
N
336
N
C
N
337
N
O
N
338
N
C
Y
339
N
C
Y
340
N
C
Y
341
N
C
Y
342
N
C
Y
343
N
C
Y
344
N
C
N
345
N
O
N
346
N
O
N
347
N
H
N
348
N
H
N
349
N
H
N
350
N
H
N
351
N
H
N
352
N
H
N
353
N
H
N
354
N
H
N
355
N
H
N
356
N
H
N
357
N
H
N
358
N
N
N
359
S
C
N
360
N
C
N
361
N
O
N
362
N
C
N
363
N
C
N
364
N
C
N
365
N
O
N
366
N
H
N
367
N
H
N
368
N
H
N
369
N
H
N
370
N
H
N
371
N
H
N
372
N
H
N
373
N
H
N
374
N
H
N
375
N
H
N
376
N
H
N
1
N
sing
N
2
N
sing
N
3
N
sing
N
4
N
sing
N
5
N
sing
N
6
N
sing
N
7
N
doub
N
8
N
sing
N
9
N
sing
N
10
N
sing
N
11
N
sing
N
12
N
sing
N
13
N
sing
N
14
N
sing
N
15
N
sing
N
16
N
sing
N
17
N
sing
N
18
N
sing
N
19
N
doub
N
20
N
sing
N
21
N
sing
N
22
N
sing
N
23
N
sing
N
24
N
sing
N
25
N
sing
N
26
N
sing
N
27
N
sing
N
28
N
sing
N
29
N
sing
N
30
N
sing
N
31
N
sing
N
32
N
sing
N
33
N
doub
N
34
N
sing
N
35
N
sing
N
36
N
sing
N
37
N
sing
N
38
N
sing
N
39
N
sing
N
40
N
sing
N
41
N
sing
N
42
N
sing
N
43
N
sing
N
44
N
sing
N
45
N
doub
N
46
N
sing
N
47
N
sing
N
48
N
sing
N
49
N
sing
N
50
N
doub
N
51
N
sing
N
52
N
sing
N
53
N
sing
N
54
N
sing
N
55
N
sing
N
56
N
sing
N
57
N
sing
N
58
N
sing
N
59
N
sing
N
60
N
sing
N
61
N
doub
N
62
N
sing
N
63
N
sing
N
64
N
sing
N
65
N
sing
N
66
N
doub
N
67
N
sing
N
68
N
sing
N
69
N
sing
N
70
N
sing
N
71
N
sing
N
72
N
sing
N
73
N
sing
N
74
N
sing
N
75
N
sing
N
76
N
doub
N
77
N
sing
N
78
N
sing
N
79
N
sing
N
80
N
sing
N
81
N
sing
N
82
N
sing
N
83
N
sing
N
84
N
doub
N
85
N
sing
N
86
N
sing
N
87
N
sing
N
88
N
sing
N
89
N
sing
N
90
N
sing
N
91
N
sing
N
92
N
sing
N
93
N
sing
N
94
N
sing
N
95
N
doub
N
96
N
sing
N
97
N
sing
N
98
N
sing
N
99
N
sing
N
100
N
sing
N
101
N
sing
N
102
N
sing
N
103
N
doub
N
104
N
sing
N
105
N
sing
N
106
N
sing
N
107
N
sing
N
108
N
sing
N
109
N
sing
N
110
N
sing
N
111
N
sing
N
112
N
sing
N
113
N
doub
N
114
N
sing
N
115
N
sing
N
116
N
sing
N
117
N
sing
N
118
N
sing
N
119
N
sing
N
120
N
sing
N
121
N
sing
N
122
N
doub
N
123
N
sing
N
124
N
sing
N
125
N
sing
N
126
N
sing
Y
127
N
sing
Y
128
N
doub
Y
129
N
doub
N
130
N
sing
Y
131
N
sing
N
132
N
sing
Y
133
N
sing
N
134
N
sing
N
135
N
sing
N
136
N
sing
N
137
N
sing
N
138
N
sing
N
139
N
sing
N
140
N
sing
N
141
N
sing
N
142
N
sing
N
143
N
sing
N
144
N
sing
N
145
N
doub
N
146
N
sing
N
147
N
sing
N
148
N
sing
N
149
N
sing
N
150
N
sing
N
151
N
sing
N
152
N
sing
N
153
N
sing
N
154
N
sing
N
155
N
sing
N
156
N
sing
N
157
N
sing
N
158
N
sing
N
159
N
sing
N
160
N
sing
N
161
N
sing
N
162
N
sing
N
163
N
sing
N
164
N
sing
N
165
N
sing
N
166
N
doub
N
167
N
sing
N
168
N
sing
N
169
N
sing
N
170
N
sing
N
171
N
sing
N
172
N
sing
N
173
N
sing
N
174
N
sing
N
175
N
sing
N
176
N
sing
N
177
N
sing
N
178
N
sing
N
179
N
sing
N
180
N
sing
N
181
N
sing
N
182
N
sing
N
183
N
sing
N
184
N
sing
N
185
N
sing
N
186
N
sing
N
187
N
doub
N
188
N
sing
N
189
N
sing
N
190
N
sing
N
191
N
sing
N
192
N
sing
N
193
N
sing
N
194
N
sing
N
195
N
sing
N
196
N
sing
N
197
N
sing
N
198
N
sing
N
199
N
sing
N
200
N
sing
N
201
N
sing
N
202
N
sing
N
203
N
sing
N
204
N
sing
N
205
N
sing
N
206
N
sing
N
207
N
sing
N
208
N
sing
N
209
N
sing
N
210
N
sing
N
211
N
doub
N
212
N
sing
N
213
N
sing
N
214
N
sing
N
215
N
sing
N
216
N
sing
N
217
N
sing
N
218
N
sing
N
219
N
sing
N
220
N
sing
N
221
N
sing
N
222
N
sing
N
223
N
sing
N
224
N
sing
N
225
N
sing
N
226
N
sing
N
227
N
sing
N
228
N
sing
N
229
N
sing
N
230
N
doub
N
231
N
sing
N
232
N
sing
N
233
N
sing
N
234
N
sing
Y
235
N
doub
Y
236
N
sing
Y
237
N
sing
N
238
N
sing
Y
239
N
doub
N
240
N
sing
Y
241
N
doub
N
242
N
sing
Y
243
N
sing
N
244
N
sing
N
245
N
sing
N
246
N
sing
N
247
N
sing
N
248
N
sing
N
249
N
sing
N
250
N
sing
N
251
N
sing
N
252
N
sing
N
253
N
doub
N
254
N
sing
N
255
N
sing
N
256
N
sing
N
257
N
sing
N
258
N
sing
N
259
N
sing
N
260
N
sing
N
261
N
sing
N
262
N
sing
N
263
N
sing
N
264
N
sing
N
265
N
sing
N
266
N
sing
N
267
N
sing
N
268
N
sing
N
269
N
sing
N
270
N
doub
N
271
N
sing
N
272
N
sing
N
273
N
sing
N
274
N
sing
N
275
N
sing
N
276
N
sing
N
277
N
sing
N
278
N
sing
N
279
N
sing
N
280
N
sing
N
281
N
sing
N
282
N
sing
N
283
N
doub
N
284
N
sing
N
285
N
sing
N
286
N
sing
N
287
N
sing
N
288
N
sing
N
289
N
sing
N
290
N
sing
N
291
N
sing
N
292
N
sing
N
293
N
sing
N
294
N
sing
N
295
N
sing
N
296
N
sing
N
297
N
sing
N
298
N
sing
N
299
N
doub
N
300
N
sing
N
301
N
sing
N
302
N
sing
N
303
N
sing
Y
304
N
doub
Y
305
N
sing
Y
306
N
sing
N
307
N
sing
Y
308
N
doub
Y
309
N
sing
Y
310
N
sing
N
311
N
sing
Y
312
N
sing
Y
313
N
doub
N
314
N
sing
Y
315
N
doub
N
316
N
sing
Y
317
N
sing
N
318
N
sing
N
319
N
sing
N
320
N
sing
N
321
N
sing
N
322
N
sing
N
323
N
sing
N
324
N
sing
N
325
N
sing
N
326
N
sing
N
327
N
doub
N
328
N
sing
N
329
N
sing
N
330
N
sing
N
331
N
sing
Y
332
N
doub
Y
333
N
sing
Y
334
N
sing
N
335
N
sing
Y
336
N
doub
N
337
N
sing
Y
338
N
doub
N
339
N
sing
Y
340
N
sing
N
341
N
sing
N
342
N
sing
N
343
N
sing
N
344
N
sing
N
345
N
sing
N
346
N
sing
N
347
N
sing
N
348
N
sing
N
349
N
sing
N
350
N
sing
N
351
N
doub
N
352
N
sing
N
353
N
sing
N
354
N
sing
N
355
N
sing
N
356
N
sing
N
357
N
sing
N
358
N
sing
N
359
N
sing
N
360
N
sing
N
361
N
sing
N
362
N
sing
UK
J.Mol.Biol.
JMOBAK
0070
0022-2836
303
125
130
10.1006/jmbi.2000.4140
11023780
Increasing the thermostability of staphylococcal nuclease: implications for the origin of protein thermostability.
2000
10.2210/pdb1ez6/pdb
pdb_00001ez6
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
297
1
IMAGE PLATE
RIGAKU RAXIS IV
SINGLE WAVELENGTH
M
x-ray
1
1.5418
1.0
1.5418
ROTATING ANODE
RIGAKU RUH3R
16756.359
STAPHYLOCOCCAL NUCLEASE
3.1.31.1
T33V/T41I/S59A/P117G/H124L/S128A
1
man
polymer
18.015
water
64
nat
water
no
no
ATSTKKLHKEPATLIKAIDGDTVKLMYKGQPMVFRLLLVDIPETKHPKKGVEKYGPEAAAFTKKMVENAKKIEVEFDKGQ
RTDKYGRGLAYIYADGKMVNEALVRQGLAKVAYVYKGNNTHEQLLRKAEAQAKKEKLNIWSEDNADSGQ
ATSTKKLHKEPATLIKAIDGDTVKLMYKGQPMVFRLLLVDIPETKHPKKGVEKYGPEAAAFTKKMVENAKKIEVEFDKGQ
RTDKYGRGLAYIYADGKMVNEALVRQGLAKVAYVYKGNNTHEQLLRKAEAQAKKEKLNIWSEDNADSGQ
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
Staphylococcus
FOGGI
Escherichia
sample
1280
Staphylococcus aureus
562
Escherichia coli
1
2
46.37
VAPOR DIFFUSION, HANGING DROP
7.0
MPD,
Sodium Phosphate Buffer, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 277K
277
database_2
struct_ref_seq_dif
chem_comp_atom
chem_comp_bond
repository
Initial release
Version format compliance
Version format compliance
Database references
Data collection
1
0
2000-10-18
1
1
2008-04-27
1
2
2011-07-13
1
3
2021-11-03
1
4
2024-02-07
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_struct_ref_seq_dif.details
S. nuclease wild type, 1.60A resolution
S. nuclease S59A mutation, 1.60A resolution
S. nuclease T33V, 1.70A resolution
S. nuclease T41I mutation, 1.75A resolution
S. nuclease S128A mutation, 1.88A resolution
S. nuclease P117G/H124L/S128A mutation, 1.75A resolution
S. nuclease T41I/P117G/H124L/S128A mutation, 1.72A resolution
S. nuclease T33V/T41I/P117G/H124L/S128A mutation, 2.00A resolution
S. nuclease T41I/S59A/P117G/H124L/S128A mutation, 1.85A resolution
S. nuclease Wild type, 1.70A resolution
S. nuclease T33V mutation, 1.85A resolution
RCSB
Y
RCSB
2000-05-10
REL
HOH
water
HOH
201
2
HOH
HOH
201
A
HOH
202
2
HOH
HOH
202
A
HOH
203
2
HOH
HOH
203
A
HOH
204
2
HOH
HOH
204
A
HOH
205
2
HOH
HOH
205
A
HOH
206
2
HOH
HOH
206
A
HOH
207
2
HOH
HOH
207
A
HOH
208
2
HOH
HOH
208
A
HOH
209
2
HOH
HOH
209
A
HOH
210
2
HOH
HOH
210
A
HOH
211
2
HOH
HOH
211
A
HOH
212
2
HOH
HOH
212
A
HOH
213
2
HOH
HOH
213
A
HOH
214
2
HOH
HOH
214
A
HOH
215
2
HOH
HOH
215
A
HOH
216
2
HOH
HOH
216
A
HOH
217
2
HOH
HOH
217
A
HOH
218
2
HOH
HOH
218
A
HOH
219
2
HOH
HOH
219
A
HOH
220
2
HOH
HOH
220
A
HOH
221
2
HOH
HOH
221
A
HOH
222
2
HOH
HOH
222
A
HOH
223
2
HOH
HOH
223
A
HOH
224
2
HOH
HOH
224
A
HOH
225
2
HOH
HOH
225
A
HOH
226
2
HOH
HOH
226
A
HOH
227
2
HOH
HOH
227
A
HOH
228
2
HOH
HOH
228
A
HOH
229
2
HOH
HOH
229
A
HOH
230
2
HOH
HOH
230
A
HOH
231
2
HOH
HOH
231
A
HOH
232
2
HOH
HOH
232
A
HOH
233
2
HOH
HOH
233
A
HOH
234
2
HOH
HOH
234
A
HOH
235
2
HOH
HOH
235
A
HOH
236
2
HOH
HOH
236
A
HOH
237
2
HOH
HOH
237
A
HOH
238
2
HOH
HOH
238
A
HOH
239
2
HOH
HOH
239
A
HOH
240
2
HOH
HOH
240
A
HOH
241
2
HOH
HOH
241
A
HOH
242
2
HOH
HOH
242
A
HOH
243
2
HOH
HOH
243
A
HOH
244
2
HOH
HOH
244
A
HOH
245
2
HOH
HOH
245
A
HOH
246
2
HOH
HOH
246
A
HOH
247
2
HOH
HOH
247
A
HOH
248
2
HOH
HOH
248
A
HOH
249
2
HOH
HOH
249
A
HOH
250
2
HOH
HOH
250
A
HOH
251
2
HOH
HOH
251
A
HOH
252
2
HOH
HOH
252
A
HOH
253
2
HOH
HOH
253
A
HOH
254
2
HOH
HOH
254
A
HOH
255
2
HOH
HOH
255
A
HOH
256
2
HOH
HOH
256
A
HOH
257
2
HOH
HOH
257
A
HOH
258
2
HOH
HOH
258
A
HOH
259
2
HOH
HOH
259
A
HOH
260
2
HOH
HOH
260
A
HOH
261
2
HOH
HOH
261
A
HOH
262
2
HOH
HOH
262
A
HOH
263
2
HOH
HOH
263
A
HOH
264
2
HOH
HOH
264
A
n
1
1
A
n
2
2
A
n
3
3
A
n
4
4
A
n
5
5
A
n
6
6
A
LEU
7
n
7
LEU
7
A
HIS
8
n
8
HIS
8
A
LYS
9
n
9
LYS
9
A
GLU
10
n
10
GLU
10
A
PRO
11
n
11
PRO
11
A
ALA
12
n
12
ALA
12
A
THR
13
n
13
THR
13
A
LEU
14
n
14
LEU
14
A
ILE
15
n
15
ILE
15
A
LYS
16
n
16
LYS
16
A
ALA
17
n
17
ALA
17
A
ILE
18
n
18
ILE
18
A
ASP
19
n
19
ASP
19
A
GLY
20
n
20
GLY
20
A
ASP
21
n
21
ASP
21
A
THR
22
n
22
THR
22
A
VAL
23
n
23
VAL
23
A
LYS
24
n
24
LYS
24
A
LEU
25
n
25
LEU
25
A
MET
26
n
26
MET
26
A
TYR
27
n
27
TYR
27
A
LYS
28
n
28
LYS
28
A
GLY
29
n
29
GLY
29
A
GLN
30
n
30
GLN
30
A
PRO
31
n
31
PRO
31
A
MET
32
n
32
MET
32
A
VAL
33
n
33
VAL
33
A
PHE
34
n
34
PHE
34
A
ARG
35
n
35
ARG
35
A
LEU
36
n
36
LEU
36
A
LEU
37
n
37
LEU
37
A
LEU
38
n
38
LEU
38
A
VAL
39
n
39
VAL
39
A
ASP
40
n
40
ASP
40
A
ILE
41
n
41
ILE
41
A
PRO
42
n
42
PRO
42
A
GLU
43
n
43
GLU
43
A
THR
44
n
44
THR
44
A
LYS
45
n
45
LYS
45
A
HIS
46
n
46
HIS
46
A
PRO
47
n
47
PRO
47
A
LYS
48
n
48
LYS
48
A
LYS
49
n
49
LYS
49
A
GLY
50
n
50
GLY
50
A
VAL
51
n
51
VAL
51
A
GLU
52
n
52
GLU
52
A
LYS
53
n
53
LYS
53
A
TYR
54
n
54
TYR
54
A
GLY
55
n
55
GLY
55
A
PRO
56
n
56
PRO
56
A
GLU
57
n
57
GLU
57
A
ALA
58
n
58
ALA
58
A
ALA
59
n
59
ALA
59
A
ALA
60
n
60
ALA
60
A
PHE
61
n
61
PHE
61
A
THR
62
n
62
THR
62
A
LYS
63
n
63
LYS
63
A
LYS
64
n
64
LYS
64
A
MET
65
n
65
MET
65
A
VAL
66
n
66
VAL
66
A
GLU
67
n
67
GLU
67
A
ASN
68
n
68
ASN
68
A
ALA
69
n
69
ALA
69
A
LYS
70
n
70
LYS
70
A
LYS
71
n
71
LYS
71
A
ILE
72
n
72
ILE
72
A
GLU
73
n
73
GLU
73
A
VAL
74
n
74
VAL
74
A
GLU
75
n
75
GLU
75
A
PHE
76
n
76
PHE
76
A
ASP
77
n
77
ASP
77
A
LYS
78
n
78
LYS
78
A
GLY
79
n
79
GLY
79
A
GLN
80
n
80
GLN
80
A
ARG
81
n
81
ARG
81
A
THR
82
n
82
THR
82
A
ASP
83
n
83
ASP
83
A
LYS
84
n
84
LYS
84
A
TYR
85
n
85
TYR
85
A
GLY
86
n
86
GLY
86
A
ARG
87
n
87
ARG
87
A
GLY
88
n
88
GLY
88
A
LEU
89
n
89
LEU
89
A
ALA
90
n
90
ALA
90
A
TYR
91
n
91
TYR
91
A
ILE
92
n
92
ILE
92
A
TYR
93
n
93
TYR
93
A
ALA
94
n
94
ALA
94
A
ASP
95
n
95
ASP
95
A
GLY
96
n
96
GLY
96
A
LYS
97
n
97
LYS
97
A
MET
98
n
98
MET
98
A
VAL
99
n
99
VAL
99
A
ASN
100
n
100
ASN
100
A
GLU
101
n
101
GLU
101
A
ALA
102
n
102
ALA
102
A
LEU
103
n
103
LEU
103
A
VAL
104
n
104
VAL
104
A
ARG
105
n
105
ARG
105
A
GLN
106
n
106
GLN
106
A
GLY
107
n
107
GLY
107
A
LEU
108
n
108
LEU
108
A
ALA
109
n
109
ALA
109
A
LYS
110
n
110
LYS
110
A
VAL
111
n
111
VAL
111
A
ALA
112
n
112
ALA
112
A
TYR
113
n
113
TYR
113
A
VAL
114
n
114
VAL
114
A
TYR
115
n
115
TYR
115
A
LYS
116
n
116
LYS
116
A
GLY
117
n
117
GLY
117
A
ASN
118
n
118
ASN
118
A
ASN
119
n
119
ASN
119
A
THR
120
n
120
THR
120
A
HIS
121
n
121
HIS
121
A
GLU
122
n
122
GLU
122
A
GLN
123
n
123
GLN
123
A
LEU
124
n
124
LEU
124
A
LEU
125
n
125
LEU
125
A
ARG
126
n
126
ARG
126
A
LYS
127
n
127
LYS
127
A
ALA
128
n
128
ALA
128
A
GLU
129
n
129
GLU
129
A
ALA
130
n
130
ALA
130
A
GLN
131
n
131
GLN
131
A
ALA
132
n
132
ALA
132
A
LYS
133
n
133
LYS
133
A
LYS
134
n
134
LYS
134
A
GLU
135
n
135
GLU
135
A
LYS
136
n
136
LYS
136
A
LEU
137
n
137
LEU
137
A
ASN
138
n
138
ASN
138
A
ILE
139
n
139
ILE
139
A
TRP
140
n
140
TRP
140
A
SER
141
n
141
SER
141
A
n
142
142
A
n
143
143
A
n
144
144
A
n
145
145
A
n
146
146
A
n
147
147
A
n
148
148
A
n
149
149
A
0.1470000
0.1933000
0.2255000
0.2785000
368
546
5.2
7095
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
LYS
97
A
O
LYS
97
A
N
ALA
94
A
N
ALA
94
A
N
TYR
93
A
N
TYR
93
A
O
GLU
73
A
O
GLU
73
A
O
VAL
74
A
O
VAL
74
A
N
GLU
10
A
N
GLU
10
A
N
ILE
18
A
N
ILE
18
A
O
THR
22
A
O
THR
22
A
N
TYR
27
A
N
TYR
27
A
O
GLN
30
A
O
GLN
30
A
N
ARG
35
A
N
ARG
35
A
O
GLY
88
A
O
GLY
88
A
O
ASP
40
A
O
ASP
40
A
N
LYS
110
A
N
LYS
110
1
A
ALA
1
A
ALA
1
1
Y
1
A
THR
2
A
THR
2
1
Y
1
A
SER
3
A
SER
3
1
Y
1
A
THR
4
A
THR
4
1
Y
1
A
LYS
5
A
LYS
5
1
Y
1
A
LYS
6
A
LYS
6
1
Y
1
A
GLU
142
A
GLU
142
1
Y
1
A
ASP
143
A
ASP
143
1
Y
1
A
ASN
144
A
ASN
144
1
Y
1
A
ALA
145
A
ALA
145
1
Y
1
A
ASP
146
A
ASP
146
1
Y
1
A
SER
147
A
SER
147
1
Y
1
A
GLY
148
A
GLY
148
1
Y
1
A
GLN
149
A
GLN
149
1
Y
1
A
ASP
19
178.88
171.50
1
A
LYS
49
88.12
-29.76
1
A
TYR
54
66.01
-11.28
1
A
ASN
138
33.91
-99.35
0.2785000
0.1933000
1.90
6.00
4690
546
10375
4520
89.4
RANDOM
1
FREE R
0.0
AB INITIO
ENGH AND HUBER
MOEWS & KRETSINGER, J.MOL.BIOL.91(1973)201-228
11
0.00
1140.00
1.90
6.00
64
1169
0
0
1105
0.006
0.023
0.00
0.0255
0.031
0.040
0.005
0.00
0.223
0.00
model building
SHELX
refinement
SHELXL-97
data reduction
DENZO
data scaling
SCALEPACK
phasing
SHELX
STRUCTURE OF S. NUCLEASE STABILIZING SEXTUPLE MUTANT T33V/T41I/S59A/P117G/H124L/S128A
1
N
N
2
N
N
A
TYR
54
A
TYR
54
HELX_P
A
ASN
68
A
ASN
68
1
1
15
A
VAL
99
A
VAL
99
HELX_P
A
GLN
106
A
GLN
106
1
2
8
A
HIS
121
A
HIS
121
HELX_P
A
GLU
135
A
GLU
135
1
3
15
A
LEU
137
A
LEU
137
HELX_P
A
SER
141
A
SER
141
5
4
5
HYDROLASE
HYDROLASE
NUC_STAAU
UNP
1
83
P00644
ATSTKKLHKEPATLIKAIDGDTVKLMYKGQPMTFRLLLVDTPETKHPKKGVEKYGPEASAFTKKMVENAKKIEVEFDKGQ
RTDKYGRGLAYIYADGKMVNEALVRQGLAKVAYVYKPNNTHEQHLRKSEAQAKKEKLNIWSEDNADSGQ
83
231
1EZ6
1
149
P00644
A
1
1
149
1
THR
engineered mutation
VAL
33
1EZ6
A
P00644
UNP
115
33
1
THR
engineered mutation
ILE
41
1EZ6
A
P00644
UNP
123
41
1
SER
engineered mutation
ALA
59
1EZ6
A
P00644
UNP
141
59
1
PRO
engineered mutation
GLY
117
1EZ6
A
P00644
UNP
199
117
1
HIS
engineered mutation
LEU
124
1EZ6
A
P00644
UNP
206
124
1
SER
engineered mutation
ALA
128
1EZ6
A
P00644
UNP
210
128
7
2
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
parallel
anti-parallel
A
LYS
97
A
LYS
97
A
MET
98
A
MET
98
A
GLY
88
A
GLY
88
A
ALA
94
A
ALA
94
A
ILE
72
A
ILE
72
A
PHE
76
A
PHE
76
A
LYS
9
A
LYS
9
A
ASP
19
A
ASP
19
A
THR
22
A
THR
22
A
TYR
27
A
TYR
27
A
GLN
30
A
GLN
30
A
LEU
36
A
LEU
36
A
GLY
88
A
GLY
88
A
ALA
94
A
ALA
94
A
VAL
39
A
VAL
39
A
ASP
40
A
ASP
40
A
LYS
110
A
LYS
110
A
VAL
111
A
VAL
111
76
P 41