0.008101
0.000000
0.000000
0.000000
0.007432
0.000000
0.000000
0.000000
0.016289
0.00000
0.00000
0.00000
Hadden, J.M.
Declais, A.C.
Phillips, S.E.
Lilley, D.M.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
16
90.00
90.00
90.00
123.440
134.550
61.390
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
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
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
O4 S -2
96.063
SULFATE ION
non-polymer
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
R
C
N
76
N
C
N
77
N
O
N
78
N
C
N
79
N
S
N
80
N
O
N
81
N
H
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
N
N
89
S
C
N
90
N
C
N
91
N
O
N
92
N
C
N
93
N
C
N
94
N
C
N
95
N
O
N
96
N
N
N
97
N
O
N
98
N
H
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
N
N
109
S
C
N
110
N
C
N
111
N
O
N
112
N
C
N
113
N
C
N
114
N
C
N
115
N
O
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
H
N
124
N
H
N
125
N
H
N
126
N
H
N
127
N
N
N
128
N
C
N
129
N
C
N
130
N
O
N
131
N
O
N
132
N
H
N
133
N
H
N
134
N
H
N
135
N
H
N
136
N
H
N
137
N
N
N
138
S
C
N
139
N
C
N
140
N
O
N
141
N
C
Y
142
N
C
Y
143
N
N
Y
144
N
C
Y
145
N
C
Y
146
N
N
N
147
N
O
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
H
N
157
N
H
N
158
N
O
N
159
N
H
N
160
N
H
N
161
N
N
N
162
S
C
N
163
N
C
N
164
N
O
N
165
S
C
N
166
N
C
N
167
N
C
N
168
N
C
N
169
N
O
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
H
N
178
N
H
N
179
N
H
N
180
N
H
N
181
N
H
N
182
N
H
N
183
N
N
N
184
S
C
N
185
N
C
N
186
N
O
N
187
N
C
N
188
N
C
N
189
N
C
N
190
N
C
N
191
N
O
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
H
N
203
N
H
N
204
N
H
N
205
N
N
N
206
S
C
N
207
N
C
N
208
N
O
N
209
N
C
N
210
N
C
N
211
N
C
N
212
N
C
N
213
N
N
N
214
N
O
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
H
N
225
N
H
N
226
N
H
N
227
N
H
N
228
N
H
N
229
N
H
N
230
N
N
N
231
S
C
N
232
N
C
N
233
N
O
N
234
N
C
Y
235
N
C
Y
236
N
C
Y
237
N
C
Y
238
N
C
Y
239
N
C
Y
240
N
C
N
241
N
O
N
242
N
H
N
243
N
H
N
244
N
H
N
245
N
H
N
246
N
H
N
247
N
H
N
248
N
H
N
249
N
H
N
250
N
H
N
251
N
H
N
252
N
H
N
253
N
N
N
254
S
C
N
255
N
C
N
256
N
O
N
257
N
C
N
258
N
C
N
259
N
C
N
260
N
O
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
H
N
270
N
N
N
271
S
C
N
272
N
C
N
273
N
O
N
274
N
C
N
275
N
O
N
276
N
O
N
277
N
H
N
278
N
H
N
279
N
H
N
280
N
H
N
281
N
H
N
282
N
H
N
283
N
H
N
284
N
S
N
285
N
O
N
286
N
O
N
287
N
O
N
288
N
O
N
289
N
N
N
290
S
C
N
291
N
C
N
292
N
O
N
293
R
C
N
294
N
O
N
295
N
C
N
296
N
O
N
297
N
H
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
N
N
307
S
C
N
308
N
C
N
309
N
O
N
310
N
C
Y
311
N
C
Y
312
N
C
Y
313
N
C
Y
314
N
N
Y
315
N
C
Y
316
N
C
Y
317
N
C
Y
318
N
C
Y
319
N
C
N
320
N
O
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
H
N
329
N
H
N
330
N
H
N
331
N
H
N
332
N
H
N
333
N
N
N
334
S
C
N
335
N
C
N
336
N
O
N
337
N
C
Y
338
N
C
Y
339
N
C
Y
340
N
C
Y
341
N
C
Y
342
N
C
Y
343
N
C
N
344
N
O
N
345
N
O
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
H
N
356
N
H
N
357
N
N
N
358
S
C
N
359
N
C
N
360
N
O
N
361
N
C
N
362
N
C
N
363
N
C
N
364
N
O
N
365
N
H
N
366
N
H
N
367
N
H
N
368
N
H
N
369
N
H
N
370
N
H
N
371
N
H
N
372
N
H
N
373
N
H
N
374
N
H
N
375
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
doub
N
136
N
sing
N
137
N
sing
N
138
N
sing
N
139
N
sing
Y
140
N
sing
Y
141
N
doub
Y
142
N
doub
N
143
N
sing
Y
144
N
sing
N
145
N
sing
Y
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
doub
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
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
doub
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
sing
N
197
N
sing
N
198
N
sing
N
199
N
sing
N
200
N
doub
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
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
doub
N
225
N
sing
N
226
N
sing
N
227
N
sing
N
228
N
sing
Y
229
N
doub
Y
230
N
sing
Y
231
N
sing
N
232
N
sing
Y
233
N
doub
N
234
N
sing
Y
235
N
doub
N
236
N
sing
Y
237
N
sing
N
238
N
sing
N
239
N
sing
N
240
N
sing
N
241
N
sing
N
242
N
sing
N
243
N
sing
N
244
N
sing
N
245
N
sing
N
246
N
sing
N
247
N
doub
N
248
N
sing
N
249
N
sing
N
250
N
sing
N
251
N
sing
N
252
N
sing
N
253
N
sing
N
254
N
sing
N
255
N
sing
N
256
N
sing
N
257
N
sing
N
258
N
sing
N
259
N
sing
N
260
N
sing
N
261
N
sing
N
262
N
sing
N
263
N
sing
N
264
N
doub
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
doub
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
doub
N
282
N
sing
N
283
N
sing
N
284
N
sing
N
285
N
sing
N
286
N
sing
N
287
N
sing
N
288
N
sing
N
289
N
sing
N
290
N
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
doub
N
298
N
sing
N
299
N
sing
N
300
N
sing
N
301
N
sing
Y
302
N
doub
Y
303
N
sing
Y
304
N
sing
N
305
N
sing
Y
306
N
doub
Y
307
N
sing
Y
308
N
sing
N
309
N
sing
Y
310
N
sing
Y
311
N
doub
N
312
N
sing
Y
313
N
doub
N
314
N
sing
Y
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
doub
N
326
N
sing
N
327
N
sing
N
328
N
sing
N
329
N
sing
Y
330
N
doub
Y
331
N
sing
Y
332
N
sing
N
333
N
sing
Y
334
N
doub
N
335
N
sing
Y
336
N
doub
N
337
N
sing
Y
338
N
sing
N
339
N
sing
N
340
N
sing
N
341
N
sing
N
342
N
sing
N
343
N
sing
N
344
N
sing
N
345
N
sing
N
346
N
sing
N
347
N
sing
N
348
N
sing
N
349
N
doub
N
350
N
sing
N
351
N
sing
N
352
N
sing
N
353
N
sing
N
354
N
sing
N
355
N
sing
N
356
N
sing
N
357
N
sing
N
358
N
sing
N
359
N
sing
N
360
N
sing
UK
Embo J.
EMJODG
0897
0261-4189
21
3505
3515
10.1093/emboj/cdf337
12093751
Metal ions bound at the active site of the junction-resolving enzyme T7 endonuclease I
2002
10.2210/pdb1m0i/pdb
pdb_00001m0i
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
100
1
CCD
2001-03-27
ADSC QUANTUM 4
Si (111)
SINGLE WAVELENGTH
M
x-ray
1
0.978
1.0
PX14.2
SRS
0.978
SYNCHROTRON
SRS BEAMLINE PX14.2
16069.490
endodeoxyribonuclease I
3.1.21.2
Residues 12-149
4
man
polymer
96.063
SULFATE ION
3
syn
non-polymer
18.015
water
53
nat
water
endonuclease
no
no
VGAFRSGLEDKVSKQLESKGIKFEYEEWKVPYVIPASNHTYTPDFLLPNGIFVETKGLWESDDRKKHLLIREQHPELDIR
IVFSSSRTKLYKGSPTSYGEFCEKHGIKFADKLIPAEWIKEPKKEVPFDRLKRKGGKK
VGAFRSGLEDKVSKQLESKGIKFEYEEWKVPYVIPASNHTYTPDFLLPNGIFVETKGLWESDDRKKHLLIREQHPELDIR
IVFSSSRTKLYKGSPTSYGEFCEKHGIKFADKLIPAEWIKEPKKEVPFDRLKRKGGKK
A,B,C,D
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
T7-like viruses
Escherichia
Escherichia coli
sample
Endonuclease I
10760
Enterobacteria phage T7
469008
Escherichia coli BL21(DE3)
BL21 DE3
Plasmid
pET 19B
1
3.96
68.97
Vapor diffusion, hanging drop. Seeds of E65K mutant used.
7.2
PEG 4000, Ammonium sulphate, Sodium chloride, Tris HCL, pH 7.2, Vapor diffusion, hanging drop. Seeds of E65K mutant used., temperature 291K
291
chem_comp_atom
chem_comp_bond
database_2
pdbx_initial_refinement_model
struct_site
repository
Initial release
Version format compliance
Version format compliance
Data collection
Database references
Derived calculations
Refinement description
1
0
2002-12-18
1
1
2008-04-28
1
2
2011-07-13
1
3
2024-02-14
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
Bacteriophage T7 Endonuclease I E65K mutant
Bacteriophage T7 Endonuclease I
RCSB
Y
RCSB
2002-06-13
REL
REL
SO4
SULFATE ION
HOH
water
1M0D
PDB ENTRY 1M0D
PDB
experimental model
SO4
2
2
SO4
SO4
1002
A
SO4
1
2
SO4
SO4
1001
B
SO4
4
2
SO4
SO4
1004
C
HOH
3
3
HOH
HOH
1003
A
HOH
9
3
HOH
HOH
1004
A
HOH
12
3
HOH
HOH
1005
A
HOH
14
3
HOH
HOH
1006
A
HOH
21
3
HOH
HOH
1007
A
HOH
25
3
HOH
HOH
1008
A
HOH
31
3
HOH
HOH
1009
A
HOH
38
3
HOH
HOH
1010
A
HOH
41
3
HOH
HOH
1011
A
HOH
42
3
HOH
HOH
1012
A
HOH
45
3
HOH
HOH
1013
A
HOH
1
3
HOH
HOH
1002
B
HOH
4
3
HOH
HOH
1003
B
HOH
6
3
HOH
HOH
1004
B
HOH
8
3
HOH
HOH
1005
B
HOH
13
3
HOH
HOH
1006
B
HOH
15
3
HOH
HOH
1007
B
HOH
16
3
HOH
HOH
1008
B
HOH
18
3
HOH
HOH
1009
B
HOH
22
3
HOH
HOH
1010
B
HOH
27
3
HOH
HOH
1011
B
HOH
28
3
HOH
HOH
1012
B
HOH
29
3
HOH
HOH
1013
B
HOH
32
3
HOH
HOH
1014
B
HOH
33
3
HOH
HOH
1015
B
HOH
35
3
HOH
HOH
1016
B
HOH
36
3
HOH
HOH
1017
B
HOH
37
3
HOH
HOH
1018
B
HOH
43
3
HOH
HOH
1019
B
HOH
44
3
HOH
HOH
1020
B
HOH
49
3
HOH
HOH
1021
B
HOH
53
3
HOH
HOH
1022
B
HOH
54
3
HOH
HOH
1023
B
HOH
24
3
HOH
HOH
1005
C
HOH
2
3
HOH
HOH
150
D
HOH
5
3
HOH
HOH
151
D
HOH
7
3
HOH
HOH
152
D
HOH
11
3
HOH
HOH
153
D
HOH
17
3
HOH
HOH
154
D
HOH
19
3
HOH
HOH
155
D
HOH
20
3
HOH
HOH
156
D
HOH
23
3
HOH
HOH
157
D
HOH
26
3
HOH
HOH
158
D
HOH
30
3
HOH
HOH
159
D
HOH
34
3
HOH
HOH
160
D
HOH
39
3
HOH
HOH
161
D
HOH
40
3
HOH
HOH
162
D
HOH
46
3
HOH
HOH
163
D
HOH
47
3
HOH
HOH
164
D
HOH
48
3
HOH
HOH
165
D
HOH
50
3
HOH
HOH
166
D
HOH
51
3
HOH
HOH
167
D
HOH
52
3
HOH
HOH
168
D
n
1
12
A
n
2
13
A
n
3
14
A
n
4
15
A
n
5
16
A
SER
17
n
6
SER
17
A
GLY
18
n
7
GLY
18
A
LEU
19
n
8
LEU
19
A
GLU
20
n
9
GLU
20
A
ASP
21
n
10
ASP
21
A
LYS
22
n
11
LYS
22
A
VAL
23
n
12
VAL
23
A
SER
24
n
13
SER
24
A
ALA
25
n
14
LYS
25
A
GLN
26
n
15
GLN
26
A
LEU
27
n
16
LEU
27
A
GLU
28
n
17
GLU
28
A
SER
29
n
18
SER
29
A
LYS
30
n
19
LYS
30
A
GLY
31
n
20
GLY
31
A
ILE
32
n
21
ILE
32
A
ALA
33
n
22
LYS
33
A
PHE
34
n
23
PHE
34
A
GLU
35
n
24
GLU
35
A
TYR
36
n
25
TYR
36
A
GLU
37
n
26
GLU
37
A
GLU
38
n
27
GLU
38
A
TRP
39
n
28
TRP
39
A
LYS
40
n
29
LYS
40
A
VAL
41
n
30
VAL
41
A
PRO
42
n
31
PRO
42
A
TYR
43
n
32
TYR
43
A
VAL
44
n
33
VAL
44
A
ILE
45
n
34
ILE
45
A
PRO
46
n
35
PRO
46
A
ALA
47
n
36
ALA
47
A
SER
48
n
37
SER
48
A
ASN
49
n
38
ASN
49
A
HIS
50
n
39
HIS
50
A
THR
51
n
40
THR
51
A
TYR
52
n
41
TYR
52
A
THR
53
n
42
THR
53
A
PRO
54
n
43
PRO
54
A
ASP
55
n
44
ASP
55
A
PHE
56
n
45
PHE
56
A
LEU
57
n
46
LEU
57
A
LEU
58
n
47
LEU
58
A
PRO
59
n
48
PRO
59
A
ASN
60
n
49
ASN
60
A
GLY
61
n
50
GLY
61
A
ILE
62
n
51
ILE
62
A
PHE
63
n
52
PHE
63
A
VAL
64
n
53
VAL
64
A
GLU
65
n
54
GLU
65
A
THR
66
n
55
THR
66
A
LYS
67
n
56
LYS
67
A
GLY
68
n
57
GLY
68
A
LEU
69
n
58
LEU
69
A
TRP
70
n
59
TRP
70
A
GLU
71
n
60
GLU
71
A
SER
72
n
61
SER
72
A
ASP
73
n
62
ASP
73
A
ASP
74
n
63
ASP
74
A
ARG
75
n
64
ARG
75
A
LYS
76
n
65
LYS
76
A
LYS
77
n
66
LYS
77
A
HIS
78
n
67
HIS
78
A
LEU
79
n
68
LEU
79
A
LEU
80
n
69
LEU
80
A
ILE
81
n
70
ILE
81
A
ARG
82
n
71
ARG
82
A
GLU
83
n
72
GLU
83
A
GLN
84
n
73
GLN
84
A
HIS
85
n
74
HIS
85
A
PRO
86
n
75
PRO
86
A
GLU
87
n
76
GLU
87
A
LEU
88
n
77
LEU
88
A
ASP
89
n
78
ASP
89
A
ILE
90
n
79
ILE
90
A
ARG
91
n
80
ARG
91
A
ILE
92
n
81
ILE
92
A
VAL
93
n
82
VAL
93
A
PHE
94
n
83
PHE
94
A
SER
95
n
84
SER
95
A
SER
96
n
85
SER
96
A
SER
97
n
86
SER
97
A
ARG
98
n
87
ARG
98
A
THR
99
n
88
THR
99
A
LYS
100
n
89
LYS
100
A
LEU
101
n
90
LEU
101
A
TYR
102
n
91
TYR
102
A
ALA
103
n
92
LYS
103
A
GLY
104
n
93
GLY
104
A
SER
105
n
94
SER
105
A
PRO
106
n
95
PRO
106
A
THR
107
n
96
THR
107
A
SER
108
n
97
SER
108
A
TYR
109
n
98
TYR
109
A
GLY
110
n
99
GLY
110
A
GLU
111
n
100
GLU
111
A
PHE
112
n
101
PHE
112
A
CYS
113
n
102
CYS
113
A
GLU
114
n
103
GLU
114
A
LYS
115
n
104
LYS
115
A
HIS
116
n
105
HIS
116
A
GLY
117
n
106
GLY
117
A
ILE
118
n
107
ILE
118
A
LYS
119
n
108
LYS
119
A
PHE
120
n
109
PHE
120
A
ALA
121
n
110
ALA
121
A
ASP
122
n
111
ASP
122
A
LYS
123
n
112
LYS
123
A
LEU
124
n
113
LEU
124
A
ILE
125
n
114
ILE
125
A
PRO
126
n
115
PRO
126
A
ALA
127
n
116
ALA
127
A
GLU
128
n
117
GLU
128
A
TRP
129
n
118
TRP
129
A
ILE
130
n
119
ILE
130
A
LYS
131
n
120
LYS
131
A
GLU
132
n
121
GLU
132
A
PRO
133
n
122
PRO
133
A
LYS
134
n
123
LYS
134
A
LYS
135
n
124
LYS
135
A
ALA
136
n
125
GLU
136
A
VAL
137
n
126
VAL
137
A
PRO
138
n
127
PRO
138
A
PHE
139
n
128
PHE
139
A
ASP
140
n
129
ASP
140
A
ARG
141
n
130
ARG
141
A
LEU
142
n
131
LEU
142
A
ALA
143
n
132
LYS
143
A
ARG
144
n
133
ARG
144
A
ALA
145
n
134
LYS
145
A
n
135
146
A
n
136
147
A
n
137
148
A
n
138
149
A
n
1
12
B
n
2
13
B
n
3
14
B
n
4
15
B
n
5
16
B
SER
17
n
6
SER
17
B
GLY
18
n
7
GLY
18
B
LEU
19
n
8
LEU
19
B
GLU
20
n
9
GLU
20
B
ASP
21
n
10
ASP
21
B
LYS
22
n
11
LYS
22
B
VAL
23
n
12
VAL
23
B
SER
24
n
13
SER
24
B
LYS
25
n
14
LYS
25
B
GLN
26
n
15
GLN
26
B
LEU
27
n
16
LEU
27
B
GLU
28
n
17
GLU
28
B
SER
29
n
18
SER
29
B
LYS
30
n
19
LYS
30
B
GLY
31
n
20
GLY
31
B
ILE
32
n
21
ILE
32
B
LYS
33
n
22
LYS
33
B
PHE
34
n
23
PHE
34
B
GLU
35
n
24
GLU
35
B
TYR
36
n
25
TYR
36
B
GLU
37
n
26
GLU
37
B
GLU
38
n
27
GLU
38
B
TRP
39
n
28
TRP
39
B
LYS
40
n
29
LYS
40
B
VAL
41
n
30
VAL
41
B
PRO
42
n
31
PRO
42
B
TYR
43
n
32
TYR
43
B
VAL
44
n
33
VAL
44
B
ILE
45
n
34
ILE
45
B
PRO
46
n
35
PRO
46
B
ALA
47
n
36
ALA
47
B
SER
48
n
37
SER
48
B
ASN
49
n
38
ASN
49
B
HIS
50
n
39
HIS
50
B
THR
51
n
40
THR
51
B
TYR
52
n
41
TYR
52
B
THR
53
n
42
THR
53
B
PRO
54
n
43
PRO
54
B
ASP
55
n
44
ASP
55
B
PHE
56
n
45
PHE
56
B
LEU
57
n
46
LEU
57
B
LEU
58
n
47
LEU
58
B
PRO
59
n
48
PRO
59
B
ASN
60
n
49
ASN
60
B
GLY
61
n
50
GLY
61
B
ILE
62
n
51
ILE
62
B
PHE
63
n
52
PHE
63
B
VAL
64
n
53
VAL
64
B
GLU
65
n
54
GLU
65
B
THR
66
n
55
THR
66
B
LYS
67
n
56
LYS
67
B
GLY
68
n
57
GLY
68
B
LEU
69
n
58
LEU
69
B
TRP
70
n
59
TRP
70
B
GLU
71
n
60
GLU
71
B
SER
72
n
61
SER
72
B
ASP
73
n
62
ASP
73
B
ASP
74
n
63
ASP
74
B
ARG
75
n
64
ARG
75
B
LYS
76
n
65
LYS
76
B
LYS
77
n
66
LYS
77
B
HIS
78
n
67
HIS
78
B
LEU
79
n
68
LEU
79
B
LEU
80
n
69
LEU
80
B
ILE
81
n
70
ILE
81
B
ARG
82
n
71
ARG
82
B
GLU
83
n
72
GLU
83
B
GLN
84
n
73
GLN
84
B
HIS
85
n
74
HIS
85
B
PRO
86
n
75
PRO
86
B
GLU
87
n
76
GLU
87
B
LEU
88
n
77
LEU
88
B
ASP
89
n
78
ASP
89
B
ILE
90
n
79
ILE
90
B
ARG
91
n
80
ARG
91
B
ILE
92
n
81
ILE
92
B
VAL
93
n
82
VAL
93
B
PHE
94
n
83
PHE
94
B
SER
95
n
84
SER
95
B
SER
96
n
85
SER
96
B
SER
97
n
86
SER
97
B
ARG
98
n
87
ARG
98
B
THR
99
n
88
THR
99
B
LYS
100
n
89
LYS
100
B
LEU
101
n
90
LEU
101
B
TYR
102
n
91
TYR
102
B
ALA
103
n
92
LYS
103
B
GLY
104
n
93
GLY
104
B
SER
105
n
94
SER
105
B
PRO
106
n
95
PRO
106
B
THR
107
n
96
THR
107
B
SER
108
n
97
SER
108
B
TYR
109
n
98
TYR
109
B
GLY
110
n
99
GLY
110
B
GLU
111
n
100
GLU
111
B
PHE
112
n
101
PHE
112
B
CYS
113
n
102
CYS
113
B
GLU
114
n
103
GLU
114
B
LYS
115
n
104
LYS
115
B
HIS
116
n
105
HIS
116
B
GLY
117
n
106
GLY
117
B
ILE
118
n
107
ILE
118
B
LYS
119
n
108
LYS
119
B
PHE
120
n
109
PHE
120
B
ALA
121
n
110
ALA
121
B
ASP
122
n
111
ASP
122
B
LYS
123
n
112
LYS
123
B
LEU
124
n
113
LEU
124
B
ILE
125
n
114
ILE
125
B
PRO
126
n
115
PRO
126
B
ALA
127
n
116
ALA
127
B
ALA
128
n
117
GLU
128
B
TRP
129
n
118
TRP
129
B
ILE
130
n
119
ILE
130
B
LYS
131
n
120
LYS
131
B
GLU
132
n
121
GLU
132
B
PRO
133
n
122
PRO
133
B
LYS
134
n
123
LYS
134
B
LYS
135
n
124
LYS
135
B
GLU
136
n
125
GLU
136
B
VAL
137
n
126
VAL
137
B
PRO
138
n
127
PRO
138
B
PHE
139
n
128
PHE
139
B
ASP
140
n
129
ASP
140
B
ARG
141
n
130
ARG
141
B
LEU
142
n
131
LEU
142
B
ALA
143
n
132
LYS
143
B
ARG
144
n
133
ARG
144
B
LYS
145
n
134
LYS
145
B
n
135
146
B
n
136
147
B
n
137
148
B
n
138
149
B
n
1
12
C
n
2
13
C
n
3
14
C
n
4
15
C
n
5
16
C
SER
17
n
6
SER
17
C
GLY
18
n
7
GLY
18
C
LEU
19
n
8
LEU
19
C
GLU
20
n
9
GLU
20
C
ASP
21
n
10
ASP
21
C
LYS
22
n
11
LYS
22
C
VAL
23
n
12
VAL
23
C
SER
24
n
13
SER
24
C
LYS
25
n
14
LYS
25
C
GLN
26
n
15
GLN
26
C
LEU
27
n
16
LEU
27
C
GLU
28
n
17
GLU
28
C
SER
29
n
18
SER
29
C
LYS
30
n
19
LYS
30
C
GLY
31
n
20
GLY
31
C
ILE
32
n
21
ILE
32
C
ALA
33
n
22
LYS
33
C
PHE
34
n
23
PHE
34
C
GLU
35
n
24
GLU
35
C
TYR
36
n
25
TYR
36
C
GLU
37
n
26
GLU
37
C
GLU
38
n
27
GLU
38
C
TRP
39
n
28
TRP
39
C
ALA
40
n
29
LYS
40
C
VAL
41
n
30
VAL
41
C
PRO
42
n
31
PRO
42
C
TYR
43
n
32
TYR
43
C
VAL
44
n
33
VAL
44
C
ILE
45
n
34
ILE
45
C
PRO
46
n
35
PRO
46
C
ALA
47
n
36
ALA
47
C
SER
48
n
37
SER
48
C
ASN
49
n
38
ASN
49
C
HIS
50
n
39
HIS
50
C
THR
51
n
40
THR
51
C
TYR
52
n
41
TYR
52
C
THR
53
n
42
THR
53
C
PRO
54
n
43
PRO
54
C
ALA
55
n
44
ASP
55
C
PHE
56
n
45
PHE
56
C
LEU
57
n
46
LEU
57
C
LEU
58
n
47
LEU
58
C
PRO
59
n
48
PRO
59
C
ASN
60
n
49
ASN
60
C
GLY
61
n
50
GLY
61
C
ILE
62
n
51
ILE
62
C
PHE
63
n
52
PHE
63
C
VAL
64
n
53
VAL
64
C
ALA
65
n
54
GLU
65
C
THR
66
n
55
THR
66
C
ALA
67
n
56
LYS
67
C
GLY
68
n
57
GLY
68
C
ALA
69
n
58
LEU
69
C
TRP
70
n
59
TRP
70
C
ALA
71
n
60
GLU
71
C
SER
72
n
61
SER
72
C
ASP
73
n
62
ASP
73
C
ASP
74
n
63
ASP
74
C
ARG
75
n
64
ARG
75
C
LYS
76
n
65
LYS
76
C
LYS
77
n
66
LYS
77
C
HIS
78
n
67
HIS
78
C
LEU
79
n
68
LEU
79
C
LEU
80
n
69
LEU
80
C
ILE
81
n
70
ILE
81
C
ALA
82
n
71
ARG
82
C
GLU
83
n
72
GLU
83
C
GLN
84
n
73
GLN
84
C
HIS
85
n
74
HIS
85
C
PRO
86
n
75
PRO
86
C
ALA
87
n
76
GLU
87
C
LEU
88
n
77
LEU
88
C
ASP
89
n
78
ASP
89
C
ILE
90
n
79
ILE
90
C
ARG
91
n
80
ARG
91
C
ILE
92
n
81
ILE
92
C
VAL
93
n
82
VAL
93
C
PHE
94
n
83
PHE
94
C
SER
95
n
84
SER
95
C
SER
96
n
85
SER
96
C
SER
97
n
86
SER
97
C
ARG
98
n
87
ARG
98
C
THR
99
n
88
THR
99
C
LYS
100
n
89
LYS
100
C
LEU
101
n
90
LEU
101
C
TYR
102
n
91
TYR
102
C
ALA
103
n
92
LYS
103
C
GLY
104
n
93
GLY
104
C
ALA
105
n
94
SER
105
C
PRO
106
n
95
PRO
106
C
THR
107
n
96
THR
107
C
SER
108
n
97
SER
108
C
TYR
109
n
98
TYR
109
C
GLY
110
n
99
GLY
110
C
ALA
111
n
100
GLU
111
C
PHE
112
n
101
PHE
112
C
CYS
113
n
102
CYS
113
C
GLU
114
n
103
GLU
114
C
ALA
115
n
104
LYS
115
C
HIS
116
n
105
HIS
116
C
GLY
117
n
106
GLY
117
C
ILE
118
n
107
ILE
118
C
LYS
119
n
108
LYS
119
C
PHE
120
n
109
PHE
120
C
ALA
121
n
110
ALA
121
C
ASP
122
n
111
ASP
122
C
LYS
123
n
112
LYS
123
C
LEU
124
n
113
LEU
124
C
ILE
125
n
114
ILE
125
C
PRO
126
n
115
PRO
126
C
ALA
127
n
116
ALA
127
C
GLU
128
n
117
GLU
128
C
TRP
129
n
118
TRP
129
C
ILE
130
n
119
ILE
130
C
ALA
131
n
120
LYS
131
C
GLU
132
n
121
GLU
132
C
PRO
133
n
122
PRO
133
C
LYS
134
n
123
LYS
134
C
ALA
135
n
124
LYS
135
C
ALA
136
n
125
GLU
136
C
ALA
137
n
126
VAL
137
C
ALA
138
n
127
PRO
138
C
ALA
139
n
128
PHE
139
C
ALA
140
n
129
ASP
140
C
ALA
141
n
130
ARG
141
C
ALA
142
n
131
LEU
142
C
ALA
143
n
132
LYS
143
C
ALA
144
n
133
ARG
144
C
ALA
145
n
134
LYS
145
C
n
135
146
C
n
136
147
C
n
137
148
C
n
138
149
C
n
1
12
D
n
2
13
D
n
3
14
D
n
4
15
D
n
5
16
D
SER
17
n
6
SER
17
D
GLY
18
n
7
GLY
18
D
LEU
19
n
8
LEU
19
D
ALA
20
n
9
GLU
20
D
ALA
21
n
10
ASP
21
D
LYS
22
n
11
LYS
22
D
VAL
23
n
12
VAL
23
D
SER
24
n
13
SER
24
D
ALA
25
n
14
LYS
25
D
GLN
26
n
15
GLN
26
D
ALA
27
n
16
LEU
27
D
ALA
28
n
17
GLU
28
D
SER
29
n
18
SER
29
D
ALA
30
n
19
LYS
30
D
GLY
31
n
20
GLY
31
D
ALA
32
n
21
ILE
32
D
ALA
33
n
22
LYS
33
D
PHE
34
n
23
PHE
34
D
GLU
35
n
24
GLU
35
D
TYR
36
n
25
TYR
36
D
GLU
37
n
26
GLU
37
D
ALA
38
n
27
GLU
38
D
ALA
39
n
28
TRP
39
D
ALA
40
n
29
LYS
40
D
VAL
41
n
30
VAL
41
D
PRO
42
n
31
PRO
42
D
TYR
43
n
32
TYR
43
D
VAL
44
n
33
VAL
44
D
ILE
45
n
34
ILE
45
D
PRO
46
n
35
PRO
46
D
ALA
47
n
36
ALA
47
D
SER
48
n
37
SER
48
D
ASN
49
n
38
ASN
49
D
HIS
50
n
39
HIS
50
D
THR
51
n
40
THR
51
D
TYR
52
n
41
TYR
52
D
THR
53
n
42
THR
53
D
PRO
54
n
43
PRO
54
D
ASP
55
n
44
ASP
55
D
PHE
56
n
45
PHE
56
D
LEU
57
n
46
LEU
57
D
LEU
58
n
47
LEU
58
D
PRO
59
n
48
PRO
59
D
ASN
60
n
49
ASN
60
D
GLY
61
n
50
GLY
61
D
ILE
62
n
51
ILE
62
D
PHE
63
n
52
PHE
63
D
VAL
64
n
53
VAL
64
D
GLU
65
n
54
GLU
65
D
THR
66
n
55
THR
66
D
LYS
67
n
56
LYS
67
D
GLY
68
n
57
GLY
68
D
LEU
69
n
58
LEU
69
D
TRP
70
n
59
TRP
70
D
GLU
71
n
60
GLU
71
D
SER
72
n
61
SER
72
D
ASP
73
n
62
ASP
73
D
ASP
74
n
63
ASP
74
D
ARG
75
n
64
ARG
75
D
LYS
76
n
65
LYS
76
D
LYS
77
n
66
LYS
77
D
HIS
78
n
67
HIS
78
D
LEU
79
n
68
LEU
79
D
LEU
80
n
69
LEU
80
D
ILE
81
n
70
ILE
81
D
ARG
82
n
71
ARG
82
D
GLU
83
n
72
GLU
83
D
GLN
84
n
73
GLN
84
D
HIS
85
n
74
HIS
85
D
PRO
86
n
75
PRO
86
D
GLU
87
n
76
GLU
87
D
LEU
88
n
77
LEU
88
D
ASP
89
n
78
ASP
89
D
ILE
90
n
79
ILE
90
D
ARG
91
n
80
ARG
91
D
ILE
92
n
81
ILE
92
D
VAL
93
n
82
VAL
93
D
PHE
94
n
83
PHE
94
D
SER
95
n
84
SER
95
D
SER
96
n
85
SER
96
D
SER
97
n
86
SER
97
D
ARG
98
n
87
ARG
98
D
THR
99
n
88
THR
99
D
LYS
100
n
89
LYS
100
D
LEU
101
n
90
LEU
101
D
TYR
102
n
91
TYR
102
D
LYS
103
n
92
LYS
103
D
GLY
104
n
93
GLY
104
D
SER
105
n
94
SER
105
D
PRO
106
n
95
PRO
106
D
THR
107
n
96
THR
107
D
SER
108
n
97
SER
108
D
TYR
109
n
98
TYR
109
D
GLY
110
n
99
GLY
110
D
GLU
111
n
100
GLU
111
D
PHE
112
n
101
PHE
112
D
CYS
113
n
102
CYS
113
D
GLU
114
n
103
GLU
114
D
LYS
115
n
104
LYS
115
D
HIS
116
n
105
HIS
116
D
GLY
117
n
106
GLY
117
D
ILE
118
n
107
ILE
118
D
LYS
119
n
108
LYS
119
D
PHE
120
n
109
PHE
120
D
ALA
121
n
110
ALA
121
D
ASP
122
n
111
ASP
122
D
LYS
123
n
112
LYS
123
D
LEU
124
n
113
LEU
124
D
ILE
125
n
114
ILE
125
D
PRO
126
n
115
PRO
126
D
ALA
127
n
116
ALA
127
D
GLU
128
n
117
GLU
128
D
TRP
129
n
118
TRP
129
D
ILE
130
n
119
ILE
130
D
ALA
131
n
120
LYS
131
D
GLU
132
n
121
GLU
132
D
PRO
133
n
122
PRO
133
D
LYS
134
n
123
LYS
134
D
LYS
135
n
124
LYS
135
D
ALA
136
n
125
GLU
136
D
VAL
137
n
126
VAL
137
D
PRO
138
n
127
PRO
138
D
PHE
139
n
128
PHE
139
D
ASP
140
n
129
ASP
140
D
ARG
141
n
130
ARG
141
D
LEU
142
n
131
LEU
142
D
LYS
143
n
132
LYS
143
D
ARG
144
n
133
ARG
144
D
ALA
145
n
134
LYS
145
D
n
135
146
D
n
136
147
D
n
137
148
D
n
138
149
D
author_and_software_defined_assembly
PISA
2
dimeric
author_and_software_defined_assembly
PISA
2
dimeric
6420
-76
14320
5630
-59
14240
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
GLU
35
A
N
GLU
24
B
O
LEU
57
B
O
LEU
46
B
N
PHE
56
B
N
PHE
45
B
O
VAL
64
B
O
VAL
53
B
N
GLU
65
B
N
GLU
54
B
O
ARG
91
B
O
ARG
80
B
N
PHE
94
B
N
PHE
83
B
O
ALA
121
B
O
ALA
110
B
O
TYR
52
B
O
TYR
41
A
N
VAL
41
A
N
VAL
30
A
N
LYS
40
A
N
LYS
29
B
O
LYS
143
B
O
LYS
132
A
N
TYR
52
A
N
TYR
41
B
O
VAL
41
B
O
VAL
30
A
O
ALA
121
A
O
ALA
110
A
N
PHE
94
A
N
PHE
83
A
O
ARG
91
A
O
ARG
80
A
N
GLU
65
A
N
GLU
54
A
O
VAL
64
A
O
VAL
53
A
N
PHE
56
A
N
PHE
45
A
N
LEU
57
A
N
LEU
46
B
O
GLU
35
B
O
GLU
24
C
N
GLU
35
C
N
GLU
24
D
O
LEU
57
D
O
LEU
46
D
N
PHE
56
D
N
PHE
45
D
O
VAL
64
D
O
VAL
53
D
N
PHE
63
D
N
PHE
52
D
O
ARG
91
D
O
ARG
80
D
N
PHE
94
D
N
PHE
83
D
O
ALA
121
D
O
ALA
110
D
O
TYR
52
D
O
TYR
41
C
N
VAL
41
C
N
VAL
30
C
N
LYS
40
C
N
LYS
29
D
O
LYS
143
D
O
LYS
132
C
N
TYR
52
C
N
TYR
41
D
O
VAL
41
D
O
VAL
30
C
N
PHE
56
C
N
PHE
45
C
O
VAL
64
C
O
VAL
53
C
N
GLU
65
C
N
GLU
54
C
O
ARG
91
C
O
ARG
80
C
N
ILE
92
C
N
ILE
81
C
O
ALA
121
C
O
ALA
110
1
A
CG
LYS
25
A
CG
LYS
14
1
Y
1
A
CD
LYS
25
A
CD
LYS
14
1
Y
1
A
CE
LYS
25
A
CE
LYS
14
1
Y
1
A
NZ
LYS
25
A
NZ
LYS
14
1
Y
1
A
CG
LYS
33
A
CG
LYS
22
1
Y
1
A
CD
LYS
33
A
CD
LYS
22
1
Y
1
A
CE
LYS
33
A
CE
LYS
22
1
Y
1
A
NZ
LYS
33
A
NZ
LYS
22
1
Y
1
A
CG
LYS
103
A
CG
LYS
92
1
Y
1
A
CD
LYS
103
A
CD
LYS
92
1
Y
1
A
CE
LYS
103
A
CE
LYS
92
1
Y
1
A
NZ
LYS
103
A
NZ
LYS
92
1
Y
1
A
CG
GLU
136
A
CG
GLU
125
1
Y
1
A
CD
GLU
136
A
CD
GLU
125
1
Y
1
A
OE1
GLU
136
A
OE1
GLU
125
1
Y
1
A
OE2
GLU
136
A
OE2
GLU
125
1
Y
1
A
CG
LYS
143
A
CG
LYS
132
1
Y
1
A
CD
LYS
143
A
CD
LYS
132
1
Y
1
A
CE
LYS
143
A
CE
LYS
132
1
Y
1
A
NZ
LYS
143
A
NZ
LYS
132
1
Y
1
A
CG
LYS
145
A
CG
LYS
134
1
Y
1
A
CD
LYS
145
A
CD
LYS
134
1
Y
1
A
CE
LYS
145
A
CE
LYS
134
1
Y
1
A
NZ
LYS
145
A
NZ
LYS
134
1
Y
1
B
CG
LYS
103
B
CG
LYS
92
1
Y
1
B
CD
LYS
103
B
CD
LYS
92
1
Y
1
B
CE
LYS
103
B
CE
LYS
92
1
Y
1
B
NZ
LYS
103
B
NZ
LYS
92
1
Y
1
B
CG
GLU
128
B
CG
GLU
117
1
Y
1
B
CD
GLU
128
B
CD
GLU
117
1
Y
1
B
OE1
GLU
128
B
OE1
GLU
117
1
Y
1
B
OE2
GLU
128
B
OE2
GLU
117
1
Y
1
B
CG
LYS
143
B
CG
LYS
132
1
Y
1
B
CD
LYS
143
B
CD
LYS
132
1
Y
1
B
CE
LYS
143
B
CE
LYS
132
1
Y
1
B
NZ
LYS
143
B
NZ
LYS
132
1
Y
1
C
CG
LYS
33
C
CG
LYS
22
1
Y
1
C
CD
LYS
33
C
CD
LYS
22
1
Y
1
C
CE
LYS
33
C
CE
LYS
22
1
Y
1
C
NZ
LYS
33
C
NZ
LYS
22
1
Y
1
C
CG
LYS
40
C
CG
LYS
29
1
Y
1
C
CD
LYS
40
C
CD
LYS
29
1
Y
1
C
CE
LYS
40
C
CE
LYS
29
1
Y
1
C
NZ
LYS
40
C
NZ
LYS
29
1
Y
1
C
CG
ASP
55
C
CG
ASP
44
1
Y
1
C
OD1
ASP
55
C
OD1
ASP
44
1
Y
1
C
OD2
ASP
55
C
OD2
ASP
44
1
Y
1
C
CG
GLU
65
C
CG
GLU
54
1
Y
1
C
CD
GLU
65
C
CD
GLU
54
1
Y
1
C
OE1
GLU
65
C
OE1
GLU
54
1
Y
1
C
OE2
GLU
65
C
OE2
GLU
54
1
Y
1
C
CG
LYS
67
C
CG
LYS
56
1
Y
1
C
CD
LYS
67
C
CD
LYS
56
1
Y
1
C
CE
LYS
67
C
CE
LYS
56
1
Y
1
C
NZ
LYS
67
C
NZ
LYS
56
1
Y
1
C
CG
LEU
69
C
CG
LEU
58
1
Y
1
C
CD1
LEU
69
C
CD1
LEU
58
1
Y
1
C
CD2
LEU
69
C
CD2
LEU
58
1
Y
1
C
CG
GLU
71
C
CG
GLU
60
1
Y
1
C
CD
GLU
71
C
CD
GLU
60
1
Y
1
C
OE1
GLU
71
C
OE1
GLU
60
1
Y
1
C
OE2
GLU
71
C
OE2
GLU
60
1
Y
1
C
CG
ARG
82
C
CG
ARG
71
1
Y
1
C
CD
ARG
82
C
CD
ARG
71
1
Y
1
C
NE
ARG
82
C
NE
ARG
71
1
Y
1
C
CZ
ARG
82
C
CZ
ARG
71
1
Y
1
C
NH1
ARG
82
C
NH1
ARG
71
1
Y
1
C
NH2
ARG
82
C
NH2
ARG
71
1
Y
1
C
CG
GLU
87
C
CG
GLU
76
1
Y
1
C
CD
GLU
87
C
CD
GLU
76
1
Y
1
C
OE1
GLU
87
C
OE1
GLU
76
1
Y
1
C
OE2
GLU
87
C
OE2
GLU
76
1
Y
1
C
CG
LYS
103
C
CG
LYS
92
1
Y
1
C
CD
LYS
103
C
CD
LYS
92
1
Y
1
C
CE
LYS
103
C
CE
LYS
92
1
Y
1
C
NZ
LYS
103
C
NZ
LYS
92
1
Y
1
C
OG
SER
105
C
OG
SER
94
1
Y
1
C
CG
GLU
111
C
CG
GLU
100
1
Y
1
C
CD
GLU
111
C
CD
GLU
100
1
Y
1
C
OE1
GLU
111
C
OE1
GLU
100
1
Y
1
C
OE2
GLU
111
C
OE2
GLU
100
1
Y
1
C
CG
LYS
115
C
CG
LYS
104
1
Y
1
C
CD
LYS
115
C
CD
LYS
104
1
Y
1
C
CE
LYS
115
C
CE
LYS
104
1
Y
1
C
NZ
LYS
115
C
NZ
LYS
104
1
Y
1
C
CG
LYS
131
C
CG
LYS
120
1
Y
1
C
CD
LYS
131
C
CD
LYS
120
1
Y
1
C
CE
LYS
131
C
CE
LYS
120
1
Y
1
C
NZ
LYS
131
C
NZ
LYS
120
1
Y
1
C
CG
LYS
135
C
CG
LYS
124
1
Y
1
C
CD
LYS
135
C
CD
LYS
124
1
Y
1
C
CE
LYS
135
C
CE
LYS
124
1
Y
1
C
NZ
LYS
135
C
NZ
LYS
124
1
Y
1
C
CG
GLU
136
C
CG
GLU
125
1
Y
1
C
CD
GLU
136
C
CD
GLU
125
1
Y
1
C
OE1
GLU
136
C
OE1
GLU
125
1
Y
1
C
OE2
GLU
136
C
OE2
GLU
125
1
Y
1
C
CG1
VAL
137
C
CG1
VAL
126
1
Y
1
C
CG2
VAL
137
C
CG2
VAL
126
1
Y
1
C
CG
PRO
138
C
CG
PRO
127
1
Y
1
C
CD
PRO
138
C
CD
PRO
127
1
Y
1
C
CG
PHE
139
C
CG
PHE
128
1
Y
1
C
CD1
PHE
139
C
CD1
PHE
128
1
Y
1
C
CD2
PHE
139
C
CD2
PHE
128
1
Y
1
C
CE1
PHE
139
C
CE1
PHE
128
1
Y
1
C
CE2
PHE
139
C
CE2
PHE
128
1
Y
1
C
CZ
PHE
139
C
CZ
PHE
128
1
Y
1
C
CG
ASP
140
C
CG
ASP
129
1
Y
1
C
OD1
ASP
140
C
OD1
ASP
129
1
Y
1
C
OD2
ASP
140
C
OD2
ASP
129
1
Y
1
C
CG
ARG
141
C
CG
ARG
130
1
Y
1
C
CD
ARG
141
C
CD
ARG
130
1
Y
1
C
NE
ARG
141
C
NE
ARG
130
1
Y
1
C
CZ
ARG
141
C
CZ
ARG
130
1
Y
1
C
NH1
ARG
141
C
NH1
ARG
130
1
Y
1
C
NH2
ARG
141
C
NH2
ARG
130
1
Y
1
C
CG
LEU
142
C
CG
LEU
131
1
Y
1
C
CD1
LEU
142
C
CD1
LEU
131
1
Y
1
C
CD2
LEU
142
C
CD2
LEU
131
1
Y
1
C
CG
LYS
143
C
CG
LYS
132
1
Y
1
C
CD
LYS
143
C
CD
LYS
132
1
Y
1
C
CE
LYS
143
C
CE
LYS
132
1
Y
1
C
NZ
LYS
143
C
NZ
LYS
132
1
Y
1
C
CG
ARG
144
C
CG
ARG
133
1
Y
1
C
CD
ARG
144
C
CD
ARG
133
1
Y
1
C
NE
ARG
144
C
NE
ARG
133
1
Y
1
C
CZ
ARG
144
C
CZ
ARG
133
1
Y
1
C
NH1
ARG
144
C
NH1
ARG
133
1
Y
1
C
NH2
ARG
144
C
NH2
ARG
133
1
Y
1
C
CG
LYS
145
C
CG
LYS
134
1
Y
1
C
CD
LYS
145
C
CD
LYS
134
1
Y
1
C
CE
LYS
145
C
CE
LYS
134
1
Y
1
C
NZ
LYS
145
C
NZ
LYS
134
1
Y
1
D
CG
GLU
20
D
CG
GLU
9
1
Y
1
D
CD
GLU
20
D
CD
GLU
9
1
Y
1
D
OE1
GLU
20
D
OE1
GLU
9
1
Y
1
D
OE2
GLU
20
D
OE2
GLU
9
1
Y
1
D
CG
ASP
21
D
CG
ASP
10
1
Y
1
D
OD1
ASP
21
D
OD1
ASP
10
1
Y
1
D
OD2
ASP
21
D
OD2
ASP
10
1
Y
1
D
CG
LYS
25
D
CG
LYS
14
1
Y
1
D
CD
LYS
25
D
CD
LYS
14
1
Y
1
D
CE
LYS
25
D
CE
LYS
14
1
Y
1
D
NZ
LYS
25
D
NZ
LYS
14
1
Y
1
D
CG
LEU
27
D
CG
LEU
16
1
Y
1
D
CD1
LEU
27
D
CD1
LEU
16
1
Y
1
D
CD2
LEU
27
D
CD2
LEU
16
1
Y
1
D
CG
GLU
28
D
CG
GLU
17
1
Y
1
D
CD
GLU
28
D
CD
GLU
17
1
Y
1
D
OE1
GLU
28
D
OE1
GLU
17
1
Y
1
D
OE2
GLU
28
D
OE2
GLU
17
1
Y
1
D
CG
LYS
30
D
CG
LYS
19
1
Y
1
D
CD
LYS
30
D
CD
LYS
19
1
Y
1
D
CE
LYS
30
D
CE
LYS
19
1
Y
1
D
NZ
LYS
30
D
NZ
LYS
19
1
Y
1
D
CG1
ILE
32
D
CG1
ILE
21
1
Y
1
D
CG2
ILE
32
D
CG2
ILE
21
1
Y
1
D
CD1
ILE
32
D
CD1
ILE
21
1
Y
1
D
CG
LYS
33
D
CG
LYS
22
1
Y
1
D
CD
LYS
33
D
CD
LYS
22
1
Y
1
D
CE
LYS
33
D
CE
LYS
22
1
Y
1
D
NZ
LYS
33
D
NZ
LYS
22
1
Y
1
D
CG
GLU
38
D
CG
GLU
27
1
Y
1
D
CD
GLU
38
D
CD
GLU
27
1
Y
1
D
OE1
GLU
38
D
OE1
GLU
27
1
Y
1
D
OE2
GLU
38
D
OE2
GLU
27
1
Y
1
D
CG
TRP
39
D
CG
TRP
28
1
Y
1
D
CD1
TRP
39
D
CD1
TRP
28
1
Y
1
D
CD2
TRP
39
D
CD2
TRP
28
1
Y
1
D
NE1
TRP
39
D
NE1
TRP
28
1
Y
1
D
CE2
TRP
39
D
CE2
TRP
28
1
Y
1
D
CE3
TRP
39
D
CE3
TRP
28
1
Y
1
D
CZ2
TRP
39
D
CZ2
TRP
28
1
Y
1
D
CZ3
TRP
39
D
CZ3
TRP
28
1
Y
1
D
CH2
TRP
39
D
CH2
TRP
28
1
Y
1
D
CG
LYS
40
D
CG
LYS
29
1
Y
1
D
CD
LYS
40
D
CD
LYS
29
1
Y
1
D
CE
LYS
40
D
CE
LYS
29
1
Y
1
D
NZ
LYS
40
D
NZ
LYS
29
1
Y
1
D
CG
LYS
131
D
CG
LYS
120
1
Y
1
D
CD
LYS
131
D
CD
LYS
120
1
Y
1
D
CE
LYS
131
D
CE
LYS
120
1
Y
1
D
NZ
LYS
131
D
NZ
LYS
120
1
Y
1
D
CG
GLU
136
D
CG
GLU
125
1
Y
1
D
CD
GLU
136
D
CD
GLU
125
1
Y
1
D
OE1
GLU
136
D
OE1
GLU
125
1
Y
1
D
OE2
GLU
136
D
OE2
GLU
125
1
Y
1
D
CG
LYS
145
D
CG
LYS
134
1
Y
1
D
CD
LYS
145
D
CD
LYS
134
1
Y
1
D
CE
LYS
145
D
CE
LYS
134
1
Y
1
D
NZ
LYS
145
D
NZ
LYS
134
1
Y
1
A
VAL
12
A
VAL
1
1
Y
1
A
GLY
13
A
GLY
2
1
Y
1
A
ALA
14
A
ALA
3
1
Y
1
A
PHE
15
A
PHE
4
1
Y
1
A
ARG
16
A
ARG
5
1
Y
1
A
GLY
146
A
GLY
135
1
Y
1
A
GLY
147
A
GLY
136
1
Y
1
A
LYS
148
A
LYS
137
1
Y
1
A
LYS
149
A
LYS
138
1
Y
1
B
VAL
12
B
VAL
1
1
Y
1
B
GLY
13
B
GLY
2
1
Y
1
B
ALA
14
B
ALA
3
1
Y
1
B
PHE
15
B
PHE
4
1
Y
1
B
ARG
16
B
ARG
5
1
Y
1
B
GLY
146
B
GLY
135
1
Y
1
B
GLY
147
B
GLY
136
1
Y
1
B
LYS
148
B
LYS
137
1
Y
1
B
LYS
149
B
LYS
138
1
Y
1
C
VAL
12
C
VAL
1
1
Y
1
C
GLY
13
C
GLY
2
1
Y
1
C
ALA
14
C
ALA
3
1
Y
1
C
PHE
15
C
PHE
4
1
Y
1
C
ARG
16
C
ARG
5
1
Y
1
C
GLY
146
C
GLY
135
1
Y
1
C
GLY
147
C
GLY
136
1
Y
1
C
LYS
148
C
LYS
137
1
Y
1
C
LYS
149
C
LYS
138
1
Y
1
D
VAL
12
D
VAL
1
1
Y
1
D
GLY
13
D
GLY
2
1
Y
1
D
ALA
14
D
ALA
3
1
Y
1
D
PHE
15
D
PHE
4
1
Y
1
D
ARG
16
D
ARG
5
1
Y
1
D
GLY
146
D
GLY
135
1
Y
1
D
GLY
147
D
GLY
136
1
Y
1
D
LYS
148
D
LYS
137
1
Y
1
D
LYS
149
D
LYS
138
1
Y
1
A
A
OD1
O
ASP
HOH
74
1003
2.19
1
A
LYS
103
-22.90
-88.69
1
A
LYS
123
55.08
-36.12
1
A
PRO
138
-68.27
73.00
1
A
ARG
144
-67.47
-161.63
1
B
LYS
123
64.08
-50.84
1
C
GLU
37
38.85
43.05
1
C
ILE
62
-16.45
125.18
1
C
THR
99
-34.00
135.10
1
C
LYS
103
-26.89
-65.45
1
C
LYS
123
54.49
-53.30
1
C
PRO
138
-54.63
39.59
1
C
PHE
139
-45.15
-3.39
1
C
LYS
143
-111.42
61.31
1
C
ARG
144
-16.76
104.59
1
D
LYS
30
-59.88
-5.05
1
D
GLU
37
84.29
36.79
1
D
GLU
38
-103.53
42.35
1
D
TRP
39
-178.56
119.20
1
D
LYS
123
66.94
-57.29
PROTEIN_REP.PARAM
PROTEIN.TOP
ION.PARAM
WATER.TOP
WATER_REP.PARAM
ION.TOP
46.9
5.67
0.00
0.00
-2.71
0.00
-2.96
Maximum Likelhood target used as implemented in CNS
0.273
0.007
0.222
0.222
2.55
33.13
1686
33984
5.0
99.5
RANDOM
1192014.82
1192014.82
0.0
1
RESTRAINED
THROUGHOUT
0.0
MOLECULAR REPLACEMENT
PDB ENTRY 1M0D
Engh & Huber
FLAT MODEL
40.1648
0.357219
0.41
0.35
2.55
33.13
53
4165
15
0
4097
0.011
1.6
24.1
1.08
0.373
0.028
0.321
2.64
175
3175
3175
10
5.2
99.9
49.8
2.55
33.13
1M0I
34014
34014
0.0
0.063
1
9.5
4.9
99.8
2.55
2.68
2.4
4893
0.305
4.8
99.9
data reduction
MOSFLM
data scaling
SCALA
refinement
CNS
data scaling
CCP4
(SCALA)
phasing
CNS
Crystal Structure of Bacteriophage T7 Endonuclease I with a Wild-Type Active Site
1
N
N
1
N
N
1
N
N
1
N
N
2
N
N
2
N
N
2
N
N
3
N
N
3
N
N
3
N
N
3
N
N
Endonuclease I is active as a homodimer. There are 2 homodimers in the asymmetric unit. Chains A and B form one homodimer.
A
SER
17
A
SER
6
HELX_P
A
LYS
30
A
LYS
19
1
1
14
A
GLU
71
A
GLU
60
HELX_P
A
HIS
85
A
HIS
74
1
2
15
A
SER
108
A
SER
97
HELX_P
A
GLY
117
A
GLY
106
1
3
10
A
PRO
126
A
PRO
115
HELX_P
A
LYS
131
A
LYS
120
1
4
6
A
PRO
138
A
PRO
127
HELX_P
A
LEU
142
A
LEU
131
5
5
5
B
SER
17
B
SER
6
HELX_P
B
LYS
30
B
LYS
19
1
6
14
B
GLU
71
B
GLU
60
HELX_P
B
HIS
85
B
HIS
74
1
7
15
B
SER
108
B
SER
97
HELX_P
B
GLY
117
B
GLY
106
1
8
10
B
PRO
126
B
PRO
115
HELX_P
B
LYS
131
B
LYS
120
1
9
6
B
PRO
138
B
PRO
127
HELX_P
B
LEU
142
B
LEU
131
5
10
5
C
SER
17
C
SER
6
HELX_P
C
LYS
30
C
LYS
19
1
11
14
C
GLU
71
C
GLU
60
HELX_P
C
HIS
85
C
HIS
74
1
12
15
C
SER
108
C
SER
97
HELX_P
C
HIS
116
C
HIS
105
1
13
9
C
PRO
126
C
PRO
115
HELX_P
C
LYS
131
C
LYS
120
1
14
6
D
GLY
18
D
GLY
7
HELX_P
D
LYS
30
D
LYS
19
1
15
13
D
GLU
71
D
GLU
60
HELX_P
D
HIS
85
D
HIS
74
1
16
15
D
SER
108
D
SER
97
HELX_P
D
HIS
116
D
HIS
105
1
17
9
D
PRO
126
D
PRO
115
HELX_P
D
LYS
131
D
LYS
120
1
18
6
D
PRO
138
D
PRO
127
HELX_P
D
LEU
142
D
LEU
131
5
19
5
HYDROLASE
Holliday junction resolvase, Homodimer, Domain Swapped, Composite active site, HYDROLASE
ENRN_BPT7
UNP
1
12
P00641
VGAFRSGLEDKVSKQLESKGIKFEYEEWKVPYVIPASNHTYTPDFLLPNGIFVETKGLWESDDRKKHLLIREQHPELDIR
IVFSSSRTKLYKGSPTSYGEFCEKHGIKFADKLIPAEWIKEPKKEVPFDRLKRKGGKK
12
149
1M0I
12
149
P00641
A
1
1
138
12
149
1M0I
12
149
P00641
B
1
1
138
12
149
1M0I
12
149
P00641
C
1
1
138
12
149
1M0I
12
149
P00641
D
1
1
138
5
3
2
5
5
3
2
4
anti-parallel
anti-parallel
parallel
parallel
anti-parallel
anti-parallel
anti-parallel
parallel
parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
parallel
parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
parallel
parallel
A
GLU
35
A
GLU
24
A
TYR
36
A
TYR
25
B
PHE
56
B
PHE
45
B
LEU
57
B
LEU
46
B
ILE
62
B
ILE
51
B
LYS
67
B
LYS
56
B
ASP
89
B
ASP
78
B
PHE
94
B
PHE
83
B
PHE
120
B
PHE
109
B
ASP
122
B
ASP
111
B
SER
48
B
SER
37
B
TYR
52
B
TYR
41
A
TRP
39
A
TRP
28
A
ILE
45
A
ILE
34
B
LYS
143
B
LYS
132
B
ARG
144
B
ARG
133
A
SER
48
A
SER
37
A
TYR
52
A
TYR
41
B
VAL
41
B
VAL
30
B
ILE
45
B
ILE
34
A
PHE
120
A
PHE
109
A
ASP
122
A
ASP
111
A
ILE
90
A
ILE
79
A
PHE
94
A
PHE
83
A
PHE
63
A
PHE
52
A
LYS
67
A
LYS
56
A
PHE
56
A
PHE
45
A
LEU
57
A
LEU
46
B
GLU
35
B
GLU
24
B
TYR
36
B
TYR
25
C
GLU
35
C
GLU
24
C
TYR
36
C
TYR
25
D
PHE
56
D
PHE
45
D
LEU
57
D
LEU
46
D
PHE
63
D
PHE
52
D
LYS
67
D
LYS
56
D
ILE
90
D
ILE
79
D
PHE
94
D
PHE
83
D
PHE
120
D
PHE
109
D
ASP
122
D
ASP
111
D
SER
48
D
SER
37
D
TYR
52
D
TYR
41
C
TRP
39
C
TRP
28
C
ILE
45
C
ILE
34
D
LYS
143
D
LYS
132
D
ARG
144
D
ARG
133
C
SER
48
C
SER
37
C
TYR
52
C
TYR
41
D
VAL
41
D
VAL
30
D
ILE
45
D
ILE
34
C
PHE
56
C
PHE
45
C
LEU
57
C
LEU
46
C
PHE
63
C
PHE
52
C
LYS
67
C
LYS
56
C
ILE
90
C
ILE
79
C
PHE
94
C
PHE
83
C
LYS
119
C
LYS
108
C
ASP
122
C
ASP
111
BINDING SITE FOR RESIDUE SO4 B 1001
B
SO4
1001
Software
6
BINDING SITE FOR RESIDUE SO4 A 1002
A
SO4
1002
Software
4
BINDING SITE FOR RESIDUE SO4 C 1004
C
SO4
1004
Software
4
A
THR
66
A
THR
55
6
1_555
A
LYS
67
A
LYS
56
6
1_555
B
SER
17
B
SER
6
6
1_555
B
LEU
19
B
LEU
8
6
1_555
B
GLU
20
B
GLU
9
6
1_555
B
HOH
1012
I
HOH
6
1_555
A
SER
17
A
SER
6
4
1_555
A
GLU
20
A
GLU
9
4
1_555
B
THR
66
B
THR
55
4
1_555
B
GLY
68
B
GLY
57
4
1_555
C
SER
17
C
SER
6
4
1_555
D
THR
66
D
THR
55
4
1_555
D
GLY
68
D
GLY
57
4
1_555
D
HOH
166
K
HOH
4
1_555
18
P 21 21 2