0.029568
0.000000
0.000000
0.000000
0.016827
0.000000
0.000000
0.000000
0.013620
0.00000
0.00000
0.00000
Nguyen, D.M.
Reynald, R.L.
Gittis, A.G.
Lattman, E.E.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
4
90.00
90.00
90.00
33.820
59.430
73.420
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
341
565
574
10.1016/j.jmb.2004.05.066
15276844
X-ray and thermodynamic studies of staphylococcal nuclease variants I92E and I92K: insights into polarity of the protein interior
2004
10.2210/pdb1tqo/pdb
pdb_00001tqo
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
95.0
1
mirrors
IMAGE PLATE
2000-05-20
RIGAKU RAXIS IV
OSMIC MIRRORS
SINGLE WAVELENGTH
M
x-ray
1
1.5418
1.0
1.5418
ROTATING ANODE
RIGAKU
15700.994
Thermonuclease
3.1.31.1
G50F, V51N, I92E, P117G, H124L, S128A
1
man
polymer
18.015
water
85
nat
water
TNase, Micrococcal nuclease, Staphylococcal nuclease
no
no
ATSTKKLHKEPATLIKAIDGDTVKLMYKGQPMTFRLLLVDTPEFNEKYGPEASAFTKKMVENAKKIEVEFDKGQRTDKYG
RGLAYEYADGKMVNEALVRQGLAKVAYVYKGNNTHEQLLRKAEAQAKKEKLNIWSEDN
ATSTKKLHKEPATLIKAIDGDTVKLMYKGQPMTFRLLLVDTPEFNEKYGPEASAFTKKMVENAKKIEVEFDKGQRTDKYG
RGLAYEYADGKMVNEALVRQGLAKVAYVYKGNNTHEQLLRKAEAQAKKEKLNIWSEDN
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
Staphylococcus
FOGGI
Escherichia
sample
NUC
1280
Staphylococcus aureus
562
Escherichia coli
BL21 (Stratagene)
PLASMID
pET11
1
2.43
49.0
VAPOR DIFFUSION, HANGING DROP
6.0
MPD, potassium phosphate, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 27K
300.0
exptl_crystal_grow
database_2
struct_ref_seq_dif
chem_comp_atom
chem_comp_bond
pdbx_initial_refinement_model
repository
Initial release
Version format compliance
Version format compliance
Experimental preparation
Database references
Data collection
Refinement description
1
0
2004-07-06
1
1
2008-04-30
1
2
2011-07-13
1
3
2018-01-31
1
4
2021-10-27
1
5
2023-08-23
_exptl_crystal_grow.temp
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_struct_ref_seq_dif.details
RCSB
Y
RCSB
2004-06-17
REL
HOH
water
1SNC
PDB ENTRY 1SNC
PDB
experimental model
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
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
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
HOH
265
2
HOH
HOH
265
A
HOH
266
2
HOH
HOH
266
A
HOH
267
2
HOH
HOH
267
A
HOH
268
2
HOH
HOH
268
A
HOH
269
2
HOH
HOH
269
A
HOH
270
2
HOH
HOH
270
A
HOH
271
2
HOH
HOH
271
A
HOH
272
2
HOH
HOH
272
A
HOH
273
2
HOH
HOH
273
A
HOH
274
2
HOH
HOH
274
A
HOH
275
2
HOH
HOH
275
A
HOH
276
2
HOH
HOH
276
A
HOH
277
2
HOH
HOH
277
A
HOH
278
2
HOH
HOH
278
A
HOH
279
2
HOH
HOH
279
A
HOH
280
2
HOH
HOH
280
A
HOH
281
2
HOH
HOH
281
A
HOH
282
2
HOH
HOH
282
A
HOH
283
2
HOH
HOH
283
A
HOH
284
2
HOH
HOH
284
A
HOH
285
2
HOH
HOH
285
A
HOH
286
2
HOH
HOH
286
A
HOH
287
2
HOH
HOH
287
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
THR
33
n
33
THR
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
THR
41
n
41
THR
41
A
PRO
42
n
42
PRO
42
A
GLU
43
n
43
GLU
43
A
PHE
50
n
44
PHE
50
A
ASN
51
n
45
ASN
51
A
GLU
52
n
46
GLU
52
A
LYS
53
n
47
LYS
53
A
TYR
54
n
48
TYR
54
A
GLY
55
n
49
GLY
55
A
PRO
56
n
50
PRO
56
A
GLU
57
n
51
GLU
57
A
ALA
58
n
52
ALA
58
A
SER
59
n
53
SER
59
A
ALA
60
n
54
ALA
60
A
PHE
61
n
55
PHE
61
A
THR
62
n
56
THR
62
A
LYS
63
n
57
LYS
63
A
LYS
64
n
58
LYS
64
A
MET
65
n
59
MET
65
A
VAL
66
n
60
VAL
66
A
GLU
67
n
61
GLU
67
A
ASN
68
n
62
ASN
68
A
ALA
69
n
63
ALA
69
A
LYS
70
n
64
LYS
70
A
LYS
71
n
65
LYS
71
A
ILE
72
n
66
ILE
72
A
GLU
73
n
67
GLU
73
A
VAL
74
n
68
VAL
74
A
GLU
75
n
69
GLU
75
A
PHE
76
n
70
PHE
76
A
ASP
77
n
71
ASP
77
A
LYS
78
n
72
LYS
78
A
GLY
79
n
73
GLY
79
A
GLN
80
n
74
GLN
80
A
ARG
81
n
75
ARG
81
A
THR
82
n
76
THR
82
A
ASP
83
n
77
ASP
83
A
LYS
84
n
78
LYS
84
A
TYR
85
n
79
TYR
85
A
GLY
86
n
80
GLY
86
A
ARG
87
n
81
ARG
87
A
GLY
88
n
82
GLY
88
A
LEU
89
n
83
LEU
89
A
ALA
90
n
84
ALA
90
A
TYR
91
n
85
TYR
91
A
GLU
92
n
86
GLU
92
A
TYR
93
n
87
TYR
93
A
ALA
94
n
88
ALA
94
A
ASP
95
n
89
ASP
95
A
GLY
96
n
90
GLY
96
A
LYS
97
n
91
LYS
97
A
MET
98
n
92
MET
98
A
VAL
99
n
93
VAL
99
A
ASN
100
n
94
ASN
100
A
GLU
101
n
95
GLU
101
A
ALA
102
n
96
ALA
102
A
LEU
103
n
97
LEU
103
A
VAL
104
n
98
VAL
104
A
ARG
105
n
99
ARG
105
A
GLN
106
n
100
GLN
106
A
GLY
107
n
101
GLY
107
A
LEU
108
n
102
LEU
108
A
ALA
109
n
103
ALA
109
A
LYS
110
n
104
LYS
110
A
VAL
111
n
105
VAL
111
A
ALA
112
n
106
ALA
112
A
TYR
113
n
107
TYR
113
A
VAL
114
n
108
VAL
114
A
TYR
115
n
109
TYR
115
A
LYS
116
n
110
LYS
116
A
GLY
117
n
111
GLY
117
A
ASN
118
n
112
ASN
118
A
ASN
119
n
113
ASN
119
A
THR
120
n
114
THR
120
A
HIS
121
n
115
HIS
121
A
GLU
122
n
116
GLU
122
A
GLN
123
n
117
GLN
123
A
LEU
124
n
118
LEU
124
A
LEU
125
n
119
LEU
125
A
ARG
126
n
120
ARG
126
A
LYS
127
n
121
LYS
127
A
ALA
128
n
122
ALA
128
A
GLU
129
n
123
GLU
129
A
ALA
130
n
124
ALA
130
A
GLN
131
n
125
GLN
131
A
ALA
132
n
126
ALA
132
A
LYS
133
n
127
LYS
133
A
LYS
134
n
128
LYS
134
A
GLU
135
n
129
GLU
135
A
LYS
136
n
130
LYS
136
A
LEU
137
n
131
LEU
137
A
ASN
138
n
132
ASN
138
A
ILE
139
n
133
ILE
139
A
TRP
140
n
134
TRP
140
A
SER
141
n
135
SER
141
A
GLU
142
n
136
GLU
142
A
ASP
143
n
137
ASP
143
A
n
138
144
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
LYS
97
A
O
LYS
91
A
N
ALA
94
A
N
ALA
88
A
O
TYR
93
A
O
TYR
87
A
N
GLU
73
A
N
GLU
67
A
O
VAL
74
A
O
VAL
68
A
N
GLU
10
A
N
GLU
10
A
N
THR
13
A
N
THR
13
A
O
MET
26
A
O
MET
26
A
N
LEU
25
A
N
LEU
25
A
O
MET
32
A
O
MET
32
A
N
ARG
35
A
N
ARG
35
A
O
GLY
88
A
O
GLY
82
A
N
ASP
40
A
N
ASP
40
A
O
LYS
110
A
O
LYS
104
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
ASN
144
A
ASN
138
1
Y
1
A
ILE
18
-115.23
-77.20
1
A
LEU
38
59.06
13.87
1
A
ASN
51
-88.00
31.11
1
A
ASN
138
41.44
-100.55
PROTEIN_REP.PARAM
PROTEIN.TOP
WATER.PARAM
WATER.TOP
17.8
1.12
0.00
0.00
2.44
0.00
-3.56
0.249
0.009
0.217
0.22
0.217
2.00
19.13
852
10439
10439
8.2
99.6
RANDOM
1039797.01
0.000000
1
RESTRAINED
THROUGHOUT
0.0
MOLECULAR REPLACEMENT
PDB ENTRY 1SNC
Engh & Huber
FLAT MODEL
43.7814
0.368584
0.28
0.24
6.00
0.10
0.07
2.00
19.13
85
1136
0
0
1051
0.006
1.3
24.0
1.10
1.25
1.50
1.68
2.00
2.19
2.00
3.19
2.50
0.263
0.022
0.213
2.13
140
1561
6
8.2
99.9
17.7
2.0
19.3
1TQO
10439
10439
1.0
1.0
0.051
0.051
1
15.81
6.0
99.6
0.096
2.00
2.13
4.81
1561
0.096
5.6
99.9
refinement
CNS
1.1
data reduction
DENZO
data scaling
SCALEPACK
phasing
AMoRE
Cryogenic Crystal Structure of Staphylococcal Nuclease Variant truncated Delta+PHS I92E
1
N
N
2
N
N
A
TYR
54
A
TYR
48
HELX_P
A
ASN
68
A
ASN
62
1
1
15
A
VAL
99
A
VAL
93
HELX_P
A
GLN
106
A
GLN
100
1
2
8
A
HIS
121
A
HIS
115
HELX_P
A
GLU
135
A
GLU
129
1
3
15
A
LEU
137
A
LEU
131
HELX_P
A
SER
141
A
SER
135
5
4
5
HYDROLASE
hydrolase
NUC_STAAU
UNP
1
83
P00644
ATSTKKLHKEPATLIKAIDGDTVKLMYKGQPMTFRLLLVDTPETKHPKKGVEKYGPEASAFTKKMVENAKKIEVEFDKGQ
RTDKYGRGLAYIYADGKMVNEALVRQGLAKVAYVYKPNNTHEQHLRKSEAQAKKEKLNIWSEDN
83
226
1TQO
1
144
P00644
A
1
1
138
1
THR
deletion
1TQO
A
P00644
UNP
126
1
LYS
deletion
1TQO
A
P00644
UNP
127
1
HIS
deletion
1TQO
A
P00644
UNP
128
1
PRO
deletion
1TQO
A
P00644
UNP
129
1
LYS
deletion
1TQO
A
P00644
UNP
130
1
LYS
deletion
1TQO
A
P00644
UNP
131
1
GLY
engineered mutation
PHE
50
1TQO
A
P00644
UNP
132
44
1
VAL
engineered mutation
ASN
51
1TQO
A
P00644
UNP
133
45
1
ILE
engineered mutation
GLU
92
1TQO
A
P00644
UNP
174
86
1
PRO
engineered mutation
GLY
117
1TQO
A
P00644
UNP
199
111
1
HIS
engineered mutation
LEU
124
1TQO
A
P00644
UNP
206
118
1
SER
engineered mutation
ALA
128
1TQO
A
P00644
UNP
210
122
7
2
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
parallel
anti-parallel
A
LYS
97
A
LYS
91
A
MET
98
A
MET
92
A
GLY
88
A
GLY
82
A
ALA
94
A
ALA
88
A
ILE
72
A
ILE
66
A
PHE
76
A
PHE
70
A
GLU
10
A
GLU
10
A
ALA
17
A
ALA
17
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
82
A
ALA
94
A
ALA
88
A
VAL
39
A
VAL
39
A
ASP
40
A
ASP
40
A
LYS
110
A
LYS
104
A
VAL
111
A
VAL
105
19
P 21 21 21