0.016367
0.009449
0.000000
0.000000
0.018899
0.000000
0.000000
0.000000
0.010515
0.00000
0.00000
0.00000
Zhang, X.-J.
Matthews, B.W.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
6
90.00
90.00
120.00
61.100
61.100
95.100
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
Cl -1
35.453
CHLORIDE ION
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
C4 H10 O2 S2
154.251
2-HYDROXYETHYL DISULFIDE
non-polymer
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
CL
N
75
N
N
N
76
R
C
N
77
N
C
N
78
N
O
N
79
N
C
N
80
N
S
N
81
N
O
N
82
N
H
N
83
N
H
N
84
N
H
N
85
N
H
N
86
N
H
N
87
N
H
N
88
N
H
N
89
N
N
N
90
S
C
N
91
N
C
N
92
N
O
N
93
N
C
N
94
N
C
N
95
N
C
N
96
N
O
N
97
N
N
N
98
N
O
N
99
N
H
N
100
N
H
N
101
N
H
N
102
N
H
N
103
N
H
N
104
N
H
N
105
N
H
N
106
N
H
N
107
N
H
N
108
N
H
N
109
N
N
N
110
S
C
N
111
N
C
N
112
N
O
N
113
N
C
N
114
N
C
N
115
N
C
N
116
N
O
N
117
N
O
N
118
N
O
N
119
N
H
N
120
N
H
N
121
N
H
N
122
N
H
N
123
N
H
N
124
N
H
N
125
N
H
N
126
N
H
N
127
N
H
N
128
N
N
N
129
N
C
N
130
N
C
N
131
N
O
N
132
N
O
N
133
N
H
N
134
N
H
N
135
N
H
N
136
N
H
N
137
N
H
N
138
N
C
N
139
N
O
N
140
N
C
N
141
N
S
N
142
N
S
N
143
N
C
N
144
N
C
N
145
N
O
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
H
N
156
N
N
N
157
S
C
N
158
N
C
N
159
N
O
N
160
N
C
Y
161
N
C
Y
162
N
N
Y
163
N
C
Y
164
N
C
Y
165
N
N
N
166
N
O
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
H
N
175
N
H
N
176
N
H
N
177
N
O
N
178
N
H
N
179
N
H
N
180
N
N
N
181
S
C
N
182
N
C
N
183
N
O
N
184
S
C
N
185
N
C
N
186
N
C
N
187
N
C
N
188
N
O
N
189
N
H
N
190
N
H
N
191
N
H
N
192
N
H
N
193
N
H
N
194
N
H
N
195
N
H
N
196
N
H
N
197
N
H
N
198
N
H
N
199
N
H
N
200
N
H
N
201
N
H
N
202
N
N
N
203
S
C
N
204
N
C
N
205
N
O
N
206
N
C
N
207
N
C
N
208
N
C
N
209
N
C
N
210
N
O
N
211
N
H
N
212
N
H
N
213
N
H
N
214
N
H
N
215
N
H
N
216
N
H
N
217
N
H
N
218
N
H
N
219
N
H
N
220
N
H
N
221
N
H
N
222
N
H
N
223
N
H
N
224
N
N
N
225
S
C
N
226
N
C
N
227
N
O
N
228
N
C
N
229
N
C
N
230
N
C
N
231
N
C
N
232
N
N
N
233
N
O
N
234
N
H
N
235
N
H
N
236
N
H
N
237
N
H
N
238
N
H
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
N
N
250
S
C
N
251
N
C
N
252
N
O
N
253
N
C
N
254
N
C
N
255
N
S
N
256
N
C
N
257
N
O
N
258
N
H
N
259
N
H
N
260
N
H
N
261
N
H
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
N
N
270
S
C
N
271
N
C
N
272
N
O
N
273
N
C
Y
274
N
C
Y
275
N
C
Y
276
N
C
Y
277
N
C
Y
278
N
C
Y
279
N
C
N
280
N
O
N
281
N
H
N
282
N
H
N
283
N
H
N
284
N
H
N
285
N
H
N
286
N
H
N
287
N
H
N
288
N
H
N
289
N
H
N
290
N
H
N
291
N
H
N
292
N
N
N
293
S
C
N
294
N
C
N
295
N
O
N
296
N
C
N
297
N
C
N
298
N
C
N
299
N
O
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
H
N
308
N
H
N
309
N
N
N
310
S
C
N
311
N
C
N
312
N
O
N
313
N
C
N
314
N
O
N
315
N
O
N
316
N
H
N
317
N
H
N
318
N
H
N
319
N
H
N
320
N
H
N
321
N
H
N
322
N
H
N
323
N
N
N
324
S
C
N
325
N
C
N
326
N
O
N
327
R
C
N
328
N
O
N
329
N
C
N
330
N
O
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
H
N
338
N
H
N
339
N
H
N
340
N
N
N
341
S
C
N
342
N
C
N
343
N
O
N
344
N
C
Y
345
N
C
Y
346
N
C
Y
347
N
C
Y
348
N
N
Y
349
N
C
Y
350
N
C
Y
351
N
C
Y
352
N
C
Y
353
N
C
N
354
N
O
N
355
N
H
N
356
N
H
N
357
N
H
N
358
N
H
N
359
N
H
N
360
N
H
N
361
N
H
N
362
N
H
N
363
N
H
N
364
N
H
N
365
N
H
N
366
N
H
N
367
N
N
N
368
S
C
N
369
N
C
N
370
N
O
N
371
N
C
Y
372
N
C
Y
373
N
C
Y
374
N
C
Y
375
N
C
Y
376
N
C
Y
377
N
C
N
378
N
O
N
379
N
O
N
380
N
H
N
381
N
H
N
382
N
H
N
383
N
H
N
384
N
H
N
385
N
H
N
386
N
H
N
387
N
H
N
388
N
H
N
389
N
H
N
390
N
H
N
391
N
N
N
392
S
C
N
393
N
C
N
394
N
O
N
395
N
C
N
396
N
C
N
397
N
C
N
398
N
O
N
399
N
H
N
400
N
H
N
401
N
H
N
402
N
H
N
403
N
H
N
404
N
H
N
405
N
H
N
406
N
H
N
407
N
H
N
408
N
H
N
409
N
H
N
1
N
sing
N
2
N
sing
N
3
N
sing
N
4
N
sing
N
5
N
sing
N
6
N
sing
N
7
N
doub
N
8
N
sing
N
9
N
sing
N
10
N
sing
N
11
N
sing
N
12
N
sing
N
13
N
sing
N
14
N
sing
N
15
N
sing
N
16
N
sing
N
17
N
sing
N
18
N
sing
N
19
N
doub
N
20
N
sing
N
21
N
sing
N
22
N
sing
N
23
N
sing
N
24
N
sing
N
25
N
sing
N
26
N
sing
N
27
N
sing
N
28
N
sing
N
29
N
sing
N
30
N
sing
N
31
N
sing
N
32
N
sing
N
33
N
doub
N
34
N
sing
N
35
N
sing
N
36
N
sing
N
37
N
sing
N
38
N
sing
N
39
N
sing
N
40
N
sing
N
41
N
sing
N
42
N
sing
N
43
N
sing
N
44
N
sing
N
45
N
doub
N
46
N
sing
N
47
N
sing
N
48
N
sing
N
49
N
sing
N
50
N
doub
N
51
N
sing
N
52
N
sing
N
53
N
sing
N
54
N
sing
N
55
N
sing
N
56
N
sing
N
57
N
sing
N
58
N
sing
N
59
N
sing
N
60
N
sing
N
61
N
doub
N
62
N
sing
N
63
N
sing
N
64
N
sing
N
65
N
sing
N
66
N
doub
N
67
N
sing
N
68
N
sing
N
69
N
sing
N
70
N
sing
N
71
N
sing
N
72
N
sing
N
73
N
sing
N
74
N
sing
N
75
N
sing
N
76
N
doub
N
77
N
sing
N
78
N
sing
N
79
N
sing
N
80
N
sing
N
81
N
sing
N
82
N
sing
N
83
N
sing
N
84
N
sing
N
85
N
sing
N
86
N
sing
N
87
N
sing
N
88
N
sing
N
89
N
doub
N
90
N
sing
N
91
N
sing
N
92
N
sing
N
93
N
sing
N
94
N
sing
N
95
N
sing
N
96
N
sing
N
97
N
doub
N
98
N
sing
N
99
N
sing
N
100
N
sing
N
101
N
sing
N
102
N
sing
N
103
N
sing
N
104
N
sing
N
105
N
sing
N
106
N
sing
N
107
N
sing
N
108
N
doub
N
109
N
sing
N
110
N
sing
N
111
N
sing
N
112
N
sing
N
113
N
sing
N
114
N
sing
N
115
N
sing
N
116
N
doub
N
117
N
sing
N
118
N
sing
N
119
N
sing
N
120
N
sing
N
121
N
sing
N
122
N
sing
N
123
N
sing
N
124
N
sing
N
125
N
sing
N
126
N
doub
N
127
N
sing
N
128
N
sing
N
129
N
sing
N
130
N
sing
N
131
N
sing
N
132
N
sing
N
133
N
sing
N
134
N
sing
N
135
N
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
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
doub
N
153
N
sing
N
154
N
sing
N
155
N
sing
N
156
N
sing
Y
157
N
sing
Y
158
N
doub
Y
159
N
doub
N
160
N
sing
Y
161
N
sing
N
162
N
sing
Y
163
N
sing
N
164
N
sing
N
165
N
sing
N
166
N
sing
N
167
N
sing
N
168
N
sing
N
169
N
sing
N
170
N
sing
N
171
N
sing
N
172
N
sing
N
173
N
sing
N
174
N
sing
N
175
N
doub
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
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
doub
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
sing
N
212
N
sing
N
213
N
sing
N
214
N
sing
N
215
N
sing
N
216
N
sing
N
217
N
doub
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
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
doub
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
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
doub
N
261
N
sing
N
262
N
sing
N
263
N
sing
N
264
N
sing
Y
265
N
doub
Y
266
N
sing
Y
267
N
sing
N
268
N
sing
Y
269
N
doub
N
270
N
sing
Y
271
N
doub
N
272
N
sing
Y
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
sing
N
300
N
doub
N
301
N
sing
N
302
N
sing
N
303
N
sing
N
304
N
sing
N
305
N
sing
N
306
N
sing
N
307
N
sing
N
308
N
sing
N
309
N
sing
N
310
N
sing
N
311
N
sing
N
312
N
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
doub
N
330
N
sing
N
331
N
sing
N
332
N
sing
N
333
N
sing
Y
334
N
doub
Y
335
N
sing
Y
336
N
sing
N
337
N
sing
Y
338
N
doub
Y
339
N
sing
Y
340
N
sing
N
341
N
sing
Y
342
N
sing
Y
343
N
doub
N
344
N
sing
Y
345
N
doub
N
346
N
sing
Y
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
doub
N
358
N
sing
N
359
N
sing
N
360
N
sing
N
361
N
sing
Y
362
N
doub
Y
363
N
sing
Y
364
N
sing
N
365
N
sing
Y
366
N
doub
N
367
N
sing
Y
368
N
doub
N
369
N
sing
Y
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
doub
N
382
N
sing
N
383
N
sing
N
384
N
sing
N
385
N
sing
N
386
N
sing
N
387
N
sing
N
388
N
sing
N
389
N
sing
N
390
N
sing
N
391
N
sing
N
392
N
sing
NE
Biophys.Chem.
BICIAZ
0829
0301-4622
101-102
43
56
10.1016/S0301-4622(02)00193-X
12487988
A helix initiation signal in T4 lysozyme identified by polyalanine mutagenesis.
2002
UK
J.Mol.Biol.
JMOBAK
0070
0022-2836
193
189
Structure of Bacteriophage T4 Lysozyme Refined at 1.7 Angstroms Resolution
1987
US
Biochemistry
BICHAW
0033
0006-2960
30
2012
Toward a Simplification of the Protein Folding Problem: A Stabilizing Polyalanine Alpha-Helix Engineered in T4 Lysozyme
1991
UK
J.Mol.Biol.
JMOBAK
0070
0022-2836
118
81
Structure of the Lysozyme from Bacteriophage T4, an Electron Density Map at 2.4 Angstroms Resolution
1978
10.2210/pdb192l/pdb
pdb_0000192l
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
101
298
1
Kodak No-Screen X-ray film
FILM
OSCILLATION CAMERA
graphite
SINGLE WAVELENGTH
M
x-ray
1.5418
1
1.0
ROTATING ANODE
Cu
ELLIOTT GX-21
40
18236.064
LYSOZYME
3.2.1.17
N40A, S44A, E45A, D47A, K48A, C54T, C97A, D127A, E128A, V131A, N132A
1
man
polymer
35.453
CHLORIDE ION
2
syn
non-polymer
154.251
2-HYDROXYETHYL DISULFIDE
1
syn
non-polymer
18.015
water
117
nat
water
no
no
MNIFEMLRIDEGLRLKIYKDTEGYYTIGIGHLLTKSPSLAAAKAALAAAIGRNTNGVITKDEAEKLFNQDVDAAVRGILR
NAKLKPVYDSLDAVRRAALINMVFQMGETGVAGFTNSLRMLQQKRWAAAAAALAKSRWYNQTPNRAKRVITTFRTGTWDA
YKNL
MNIFEMLRIDEGLRLKIYKDTEGYYTIGIGHLLTKSPSLAAAKAALAAAIGRNTNGVITKDEAEKLFNQDVDAAVRGILR
NAKLKPVYDSLDAVRRAALINMVFQMGETGVAGFTNSLRMLQQKRWAAAAAALAKSRWYNQTPNRAKRVITTFRTGTWDA
YKNL
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
T4-like viruses
Enterobacteria phage T4 sensu lato
Escherichia
sample
T4 LYSOZYME GENE
10665
Enterobacteria phage T4
RR1
562
Escherichia coli
PLASMID
pHN1403
2.81
56.22
pdbx_database_status
struct_conf
struct_conf_type
diffrn
diffrn_detector
diffrn_radiation
diffrn_source
pdbx_database_status
software
struct_ref_seq_dif
diffrn_detector
diffrn_source
struct_site
chem_comp_atom
chem_comp_bond
database_2
repository
Initial release
Version format compliance
Version format compliance
Derived calculations
Other
Data collection
Database references
Other
Refinement description
Data collection
Derived calculations
Data collection
Database references
1
0
1995-09-15
1
1
2008-03-24
1
2
2011-07-13
1
3
2017-11-29
1
4
2020-07-22
1
5
2021-06-30
1
6
2024-02-07
_pdbx_database_status.process_site
_diffrn.ambient_pressure
_diffrn.ambient_temp
_diffrn_radiation.monochromator
_diffrn_radiation.pdbx_diffrn_protocol
_diffrn_radiation.pdbx_monochromatic_or_laue_m_l
_diffrn_radiation.pdbx_wavelength_list
_pdbx_database_status.status_code_sf
_struct_ref_seq_dif.details
_diffrn_detector.detector
_diffrn_source.source
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
SHEET
THERE ARE SEVERAL SUBTLE ASPECTS OF THE SECONDARY STRUCTURE
OF THIS MOLECULE WHICH CANNOT CONVENIENTLY BE REPRESENTED
IN THE HELIX AND SHEET RECORDS BELOW. THESE ASPECTS
INFLUENCE THE REPRESENTATION OF HELIX 6 AND STRAND 3 OF
SHEET *S1*. THE PAPER CITED AS REFERENCE 3 ABOVE SHOULD
BE CONSULTED FOR THESE SUBTLETIES.
Y
BNL
1995-06-13
REL
REL
CL
CHLORIDE ION
HED
2-HYDROXYETHYL DISULFIDE
HOH
water
CL
173
2
CL
CL
173
A
CL
197
2
CL
CL
197
A
HED
170
3
HED
HED
170
A
HOH
171
4
HOH
HOH
171
A
HOH
172
4
HOH
HOH
172
A
HOH
174
4
HOH
HOH
174
A
HOH
175
4
HOH
HOH
175
A
HOH
176
4
HOH
HOH
176
A
HOH
177
4
HOH
HOH
177
A
HOH
178
4
HOH
HOH
178
A
HOH
179
4
HOH
HOH
179
A
HOH
180
4
HOH
HOH
180
A
HOH
181
4
HOH
HOH
181
A
HOH
182
4
HOH
HOH
182
A
HOH
183
4
HOH
HOH
183
A
HOH
184
4
HOH
HOH
184
A
HOH
185
4
HOH
HOH
185
A
HOH
186
4
HOH
HOH
186
A
HOH
187
4
HOH
HOH
187
A
HOH
188
4
HOH
HOH
188
A
HOH
189
4
HOH
HOH
189
A
HOH
190
4
HOH
HOH
190
A
HOH
191
4
HOH
HOH
191
A
HOH
192
4
HOH
HOH
192
A
HOH
193
4
HOH
HOH
193
A
HOH
194
4
HOH
HOH
194
A
HOH
195
4
HOH
HOH
195
A
HOH
198
4
HOH
HOH
198
A
HOH
200
4
HOH
HOH
200
A
HOH
201
4
HOH
HOH
201
A
HOH
202
4
HOH
HOH
202
A
HOH
203
4
HOH
HOH
203
A
HOH
204
4
HOH
HOH
204
A
HOH
206
4
HOH
HOH
206
A
HOH
208
4
HOH
HOH
208
A
HOH
209
4
HOH
HOH
209
A
HOH
210
4
HOH
HOH
210
A
HOH
211
4
HOH
HOH
211
A
HOH
212
4
HOH
HOH
212
A
HOH
213
4
HOH
HOH
213
A
HOH
214
4
HOH
HOH
214
A
HOH
215
4
HOH
HOH
215
A
HOH
216
4
HOH
HOH
216
A
HOH
217
4
HOH
HOH
217
A
HOH
218
4
HOH
HOH
218
A
HOH
222
4
HOH
HOH
222
A
HOH
223
4
HOH
HOH
223
A
HOH
224
4
HOH
HOH
224
A
HOH
225
4
HOH
HOH
225
A
HOH
226
4
HOH
HOH
226
A
HOH
227
4
HOH
HOH
227
A
HOH
229
4
HOH
HOH
229
A
HOH
230
4
HOH
HOH
230
A
HOH
231
4
HOH
HOH
231
A
HOH
232
4
HOH
HOH
232
A
HOH
234
4
HOH
HOH
234
A
HOH
235
4
HOH
HOH
235
A
HOH
236
4
HOH
HOH
236
A
HOH
237
4
HOH
HOH
237
A
HOH
239
4
HOH
HOH
239
A
HOH
240
4
HOH
HOH
240
A
HOH
242
4
HOH
HOH
242
A
HOH
244
4
HOH
HOH
244
A
HOH
245
4
HOH
HOH
245
A
HOH
247
4
HOH
HOH
247
A
HOH
248
4
HOH
HOH
248
A
HOH
249
4
HOH
HOH
249
A
HOH
250
4
HOH
HOH
250
A
HOH
251
4
HOH
HOH
251
A
HOH
253
4
HOH
HOH
253
A
HOH
254
4
HOH
HOH
254
A
HOH
256
4
HOH
HOH
256
A
HOH
257
4
HOH
HOH
257
A
HOH
261
4
HOH
HOH
261
A
HOH
262
4
HOH
HOH
262
A
HOH
265
4
HOH
HOH
265
A
HOH
266
4
HOH
HOH
266
A
HOH
267
4
HOH
HOH
267
A
HOH
268
4
HOH
HOH
268
A
HOH
269
4
HOH
HOH
269
A
HOH
270
4
HOH
HOH
270
A
HOH
272
4
HOH
HOH
272
A
HOH
273
4
HOH
HOH
273
A
HOH
274
4
HOH
HOH
274
A
HOH
275
4
HOH
HOH
275
A
HOH
277
4
HOH
HOH
277
A
HOH
278
4
HOH
HOH
278
A
HOH
282
4
HOH
HOH
282
A
HOH
283
4
HOH
HOH
283
A
HOH
284
4
HOH
HOH
284
A
HOH
285
4
HOH
HOH
285
A
HOH
288
4
HOH
HOH
288
A
HOH
289
4
HOH
HOH
289
A
HOH
290
4
HOH
HOH
290
A
HOH
295
4
HOH
HOH
295
A
HOH
296
4
HOH
HOH
296
A
HOH
299
4
HOH
HOH
299
A
HOH
300
4
HOH
HOH
300
A
HOH
301
4
HOH
HOH
301
A
HOH
302
4
HOH
HOH
302
A
HOH
303
4
HOH
HOH
303
A
HOH
307
4
HOH
HOH
307
A
HOH
311
4
HOH
HOH
311
A
HOH
312
4
HOH
HOH
312
A
HOH
314
4
HOH
HOH
314
A
HOH
315
4
HOH
HOH
315
A
HOH
316
4
HOH
HOH
316
A
HOH
318
4
HOH
HOH
318
A
HOH
320
4
HOH
HOH
320
A
HOH
321
4
HOH
HOH
321
A
HOH
323
4
HOH
HOH
323
A
HOH
324
4
HOH
HOH
324
A
HOH
325
4
HOH
HOH
325
A
HOH
326
4
HOH
HOH
326
A
HOH
327
4
HOH
HOH
327
A
HOH
328
4
HOH
HOH
328
A
HOH
329
4
HOH
HOH
329
A
HOH
331
4
HOH
HOH
331
A
HOH
332
4
HOH
HOH
332
A
HOH
333
4
HOH
HOH
333
A
MET
1
n
1
MET
1
A
ASN
2
n
2
ASN
2
A
ILE
3
n
3
ILE
3
A
PHE
4
n
4
PHE
4
A
GLU
5
n
5
GLU
5
A
MET
6
n
6
MET
6
A
LEU
7
n
7
LEU
7
A
ARG
8
n
8
ARG
8
A
ILE
9
n
9
ILE
9
A
ASP
10
n
10
ASP
10
A
GLU
11
n
11
GLU
11
A
GLY
12
n
12
GLY
12
A
LEU
13
n
13
LEU
13
A
ARG
14
n
14
ARG
14
A
LEU
15
n
15
LEU
15
A
LYS
16
n
16
LYS
16
A
ILE
17
n
17
ILE
17
A
TYR
18
n
18
TYR
18
A
LYS
19
n
19
LYS
19
A
ASP
20
n
20
ASP
20
A
THR
21
n
21
THR
21
A
GLU
22
n
22
GLU
22
A
GLY
23
n
23
GLY
23
A
TYR
24
n
24
TYR
24
A
TYR
25
n
25
TYR
25
A
THR
26
n
26
THR
26
A
ILE
27
n
27
ILE
27
A
GLY
28
n
28
GLY
28
A
ILE
29
n
29
ILE
29
A
GLY
30
n
30
GLY
30
A
HIS
31
n
31
HIS
31
A
LEU
32
n
32
LEU
32
A
LEU
33
n
33
LEU
33
A
THR
34
n
34
THR
34
A
LYS
35
n
35
LYS
35
A
SER
36
n
36
SER
36
A
PRO
37
n
37
PRO
37
A
SER
38
n
38
SER
38
A
LEU
39
n
39
LEU
39
A
ALA
40
n
40
ALA
40
A
ALA
41
n
41
ALA
41
A
ALA
42
n
42
ALA
42
A
LYS
43
n
43
LYS
43
A
ALA
44
n
44
ALA
44
A
ALA
45
n
45
ALA
45
A
LEU
46
n
46
LEU
46
A
ALA
47
n
47
ALA
47
A
ALA
48
n
48
ALA
48
A
ALA
49
n
49
ALA
49
A
ILE
50
n
50
ILE
50
A
GLY
51
n
51
GLY
51
A
ARG
52
n
52
ARG
52
A
ASN
53
n
53
ASN
53
A
THR
54
n
54
THR
54
A
ASN
55
n
55
ASN
55
A
GLY
56
n
56
GLY
56
A
VAL
57
n
57
VAL
57
A
ILE
58
n
58
ILE
58
A
THR
59
n
59
THR
59
A
LYS
60
n
60
LYS
60
A
ASP
61
n
61
ASP
61
A
GLU
62
n
62
GLU
62
A
ALA
63
n
63
ALA
63
A
GLU
64
n
64
GLU
64
A
LYS
65
n
65
LYS
65
A
LEU
66
n
66
LEU
66
A
PHE
67
n
67
PHE
67
A
ASN
68
n
68
ASN
68
A
GLN
69
n
69
GLN
69
A
ASP
70
n
70
ASP
70
A
VAL
71
n
71
VAL
71
A
ASP
72
n
72
ASP
72
A
ALA
73
n
73
ALA
73
A
ALA
74
n
74
ALA
74
A
VAL
75
n
75
VAL
75
A
ARG
76
n
76
ARG
76
A
GLY
77
n
77
GLY
77
A
ILE
78
n
78
ILE
78
A
LEU
79
n
79
LEU
79
A
ARG
80
n
80
ARG
80
A
ASN
81
n
81
ASN
81
A
ALA
82
n
82
ALA
82
A
LYS
83
n
83
LYS
83
A
LEU
84
n
84
LEU
84
A
LYS
85
n
85
LYS
85
A
PRO
86
n
86
PRO
86
A
VAL
87
n
87
VAL
87
A
TYR
88
n
88
TYR
88
A
ASP
89
n
89
ASP
89
A
SER
90
n
90
SER
90
A
LEU
91
n
91
LEU
91
A
ASP
92
n
92
ASP
92
A
ALA
93
n
93
ALA
93
A
VAL
94
n
94
VAL
94
A
ARG
95
n
95
ARG
95
A
ARG
96
n
96
ARG
96
A
ALA
97
n
97
ALA
97
A
ALA
98
n
98
ALA
98
A
LEU
99
n
99
LEU
99
A
ILE
100
n
100
ILE
100
A
ASN
101
n
101
ASN
101
A
MET
102
n
102
MET
102
A
VAL
103
n
103
VAL
103
A
PHE
104
n
104
PHE
104
A
GLN
105
n
105
GLN
105
A
MET
106
n
106
MET
106
A
GLY
107
n
107
GLY
107
A
GLU
108
n
108
GLU
108
A
THR
109
n
109
THR
109
A
GLY
110
n
110
GLY
110
A
VAL
111
n
111
VAL
111
A
ALA
112
n
112
ALA
112
A
GLY
113
n
113
GLY
113
A
PHE
114
n
114
PHE
114
A
THR
115
n
115
THR
115
A
ASN
116
n
116
ASN
116
A
SER
117
n
117
SER
117
A
LEU
118
n
118
LEU
118
A
ARG
119
n
119
ARG
119
A
MET
120
n
120
MET
120
A
LEU
121
n
121
LEU
121
A
GLN
122
n
122
GLN
122
A
GLN
123
n
123
GLN
123
A
LYS
124
n
124
LYS
124
A
ARG
125
n
125
ARG
125
A
TRP
126
n
126
TRP
126
A
ALA
127
n
127
ALA
127
A
ALA
128
n
128
ALA
128
A
ALA
129
n
129
ALA
129
A
ALA
130
n
130
ALA
130
A
ALA
131
n
131
ALA
131
A
ALA
132
n
132
ALA
132
A
LEU
133
n
133
LEU
133
A
ALA
134
n
134
ALA
134
A
LYS
135
n
135
LYS
135
A
SER
136
n
136
SER
136
A
ARG
137
n
137
ARG
137
A
TRP
138
n
138
TRP
138
A
TYR
139
n
139
TYR
139
A
ASN
140
n
140
ASN
140
A
GLN
141
n
141
GLN
141
A
THR
142
n
142
THR
142
A
PRO
143
n
143
PRO
143
A
ASN
144
n
144
ASN
144
A
ARG
145
n
145
ARG
145
A
ALA
146
n
146
ALA
146
A
LYS
147
n
147
LYS
147
A
ARG
148
n
148
ARG
148
A
VAL
149
n
149
VAL
149
A
ILE
150
n
150
ILE
150
A
THR
151
n
151
THR
151
A
THR
152
n
152
THR
152
A
PHE
153
n
153
PHE
153
A
ARG
154
n
154
ARG
154
A
THR
155
n
155
THR
155
A
GLY
156
n
156
GLY
156
A
THR
157
n
157
THR
157
A
TRP
158
n
158
TRP
158
A
ASP
159
n
159
ASP
159
A
ALA
160
n
160
ALA
160
A
TYR
161
n
161
TYR
161
A
LYS
162
n
162
LYS
162
A
n
163
163
A
n
164
164
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
N
ILE
58
A
N
ILE
58
A
O
LEU
15
A
O
LEU
15
A
N
ASP
20
A
N
ASP
20
A
O
TYR
24
A
O
TYR
24
A
O
ILE
27
A
O
ILE
27
A
N
HIS
31
A
N
HIS
31
1
A
ASN
163
A
ASN
163
1
Y
1
A
LEU
164
A
LEU
164
1
Y
1
A
A
CG
O
MET
HOH
106
329
1.54
1
A
A
SD
O
MET
HOH
106
329
1.71
1
A
A
CB
O
MET
HOH
106
329
1.72
1
A
A
CB
O
THR
HOH
21
327
1.87
1
3.75
0.50
120.30
124.05
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
14
14
14
N
1
-5.85
0.90
118.30
112.45
A
A
A
CB
CG
OD1
ASP
ASP
ASP
72
72
72
N
1
6.21
0.90
118.30
124.51
A
A
A
CB
CG
OD2
ASP
ASP
ASP
72
72
72
N
1
-6.62
0.90
118.30
111.68
A
A
A
CB
CG
OD1
ASP
ASP
ASP
92
92
92
N
1
5.78
0.90
118.30
124.08
A
A
A
CB
CG
OD2
ASP
ASP
ASP
92
92
92
N
1
-11.00
1.80
110.60
99.60
A
A
A
N
CA
CB
LYS
LYS
LYS
162
162
162
N
1
-17.06
2.20
113.40
96.34
A
A
A
CA
CB
CG
LYS
LYS
LYS
162
162
162
N
1
-22.67
2.70
111.00
88.33
A
A
A
N
CA
C
LYS
LYS
LYS
162
162
162
N
1
-22.97
2.10
120.10
97.13
A
A
A
CA
C
O
LYS
LYS
LYS
162
162
162
N
1
A
A
CD
OE1
GLU
GLU
22
22
0.069
0.011
1.252
1.321
N
1
A
A
CD
OE2
GLU
GLU
62
62
0.073
0.011
1.252
1.325
N
1
A
A
N
CA
LYS
LYS
162
162
1.057
0.020
1.459
2.516
N
1
A
A
CA
C
LYS
LYS
162
162
1.225
0.026
1.525
2.750
N
1
A
A
O1
O1
HED
HED
170
170
1.73
1_555
5_555
1
A
ASN
55
75.53
35.06
RESIDUES 162 - 164 IN WILD-TYPE AND ALL MUTANT LYSOZYMES
THAT CRYSTALIZED IN THE WILD-TYPE CRYSTAL (P32 2 1) CRYSTAL
FORM ARE EXTREMELY MOBILE. THUS THE COORDINATES FOR THESE
RESIDUES ARE VERY UNRELIABLE (IF INCLUDED).
RESIDUES 162 - 164 IN WILD-TYPE AND ALL MUTANT LYSOZYMES
ARE EXTREMELY MOBILE. THUS THE COORDINATES FOR THESE
RESIDUES ARE VERY UNRELIABLE.
0.1690000
1.90
6.0
66.
1
1.90
6.0
117
1392
10
0
1265
0.016
2.17
refinement
TNT
data scaling
AGROVATA / ROTAVATA
A HELIX INITIATION SIGNAL IN T4 LYSOZYME IDENTIFIED BY POLYALANINE MUTAGENESIS
1
N
N
2
N
N
2
N
N
3
N
N
4
N
N
A
ILE
3
A
ILE
3
HELX_P
A
GLU
11
A
GLU
11
1
H1
9
A
LEU
39
A
LEU
39
HELX_P
A
ILE
50
A
ILE
50
1
H2
12
A
LYS
60
A
LYS
60
HELX_P
A
ARG
80
A
ARG
80
1
H3
21
A
ALA
82
A
ALA
82
HELX_P
A
SER
90
A
SER
90
1
H4
9
A
ALA
93
A
ALA
93
HELX_P
A
MET
106
A
MET
106
1
H5
14
A
GLU
108
A
GLU
108
HELX_P
A
GLY
113
A
GLY
113
1
H6
6
A
THR
115
A
THR
115
HELX_P
A
GLN
123
A
GLN
123
1
H7
9
A
TRP
126
A
TRP
126
HELX_P
A
ALA
134
A
ALA
134
1
H8
9
A
ARG
137
A
ARG
137
HELX_P
A
GLN
141
A
GLN
141
1
H9
5
A
PRO
143
A
PRO
143
HELX_P
A
THR
155
A
THR
155
1
H10
13
HYDROLASE (O-GLYCOSYL)
HYDROLASE (O-GLYCOSYL)
LYS_BPT4
UNP
1
1
P00720
MNIFEMLRIDEGLRLKIYKDTEGYYTIGIGHLLTKSPSLNAAKSELDKAIGRNCNGVITKDEAEKLFNQDVDAAVRGILR
NAKLKPVYDSLDAVRRCALINMVFQMGETGVAGFTNSLRMLQQKRWDEAAVNLAKSRWYNQTPNRAKRVITTFRTGTWDA
YKNL
1
164
192L
1
164
P00720
A
1
1
164
1
ASN
conflict
ALA
40
192L
A
P00720
UNP
40
40
1
SER
conflict
ALA
44
192L
A
P00720
UNP
44
44
1
GLU
conflict
ALA
45
192L
A
P00720
UNP
45
45
1
ASP
conflict
ALA
47
192L
A
P00720
UNP
47
47
1
LYS
conflict
ALA
48
192L
A
P00720
UNP
48
48
1
CYS
conflict
THR
54
192L
A
P00720
UNP
54
54
1
CYS
conflict
ALA
97
192L
A
P00720
UNP
97
97
1
ASP
conflict
ALA
127
192L
A
P00720
UNP
127
127
1
GLU
conflict
ALA
128
192L
A
P00720
UNP
128
128
1
VAL
conflict
ALA
131
192L
A
P00720
UNP
131
131
1
ASN
conflict
ALA
132
192L
A
P00720
UNP
132
132
4
anti-parallel
anti-parallel
anti-parallel
A
GLY
56
A
GLY
56
A
ILE
58
A
ILE
58
A
ARG
14
A
ARG
14
A
ASP
20
A
ASP
20
A
TYR
24
A
TYR
24
A
ILE
27
A
ILE
27
A
HIS
31
A
HIS
31
A
LEU
33
A
LEU
33
BINDING SITE FOR RESIDUE CL A 173
A
CL
173
Software
4
BINDING SITE FOR RESIDUE CL A 197
A
CL
197
Software
3
BINDING SITE FOR RESIDUE HED A 170
A
HED
170
Software
2
A
LYS
124
A
LYS
124
4
4_655
A
THR
142
A
THR
142
4
1_555
A
ASN
144
A
ASN
144
4
1_555
A
ARG
145
A
ARG
145
4
1_555
A
SER
117
A
SER
117
3
1_555
A
HOH
198
E
HOH
3
2_654
A
HOH
326
E
HOH
3
1_555
A
ALA
93
A
ALA
93
2
1_555
A
ILE
100
A
ILE
100
2
1_555
154
P 32 2 1