0.011848
0.000000
0.000000
0.000000
0.011848
0.000000
0.000000
0.000000
0.011534
0.00000
0.00000
0.00000
Hecht, H.J.
Szardenings, M.
Collins, J.
Schomburg, D.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
8
90.00
90.00
90.00
84.400
84.400
86.700
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
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
UK
J.Mol.Biol.
JMOBAK
0070
0022-2836
220
711
722
10.1016/0022-2836(91)90112-J
1870127
Three-dimensional structure of the complexes between bovine chymotrypsinogen A and two recombinant variants of human pancreatic secretory trypsin inhibitor (Kazal-type).
1991
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
1
x-ray
1
1.0
25686.037
ALPHA-CHYMOTRYPSINOGEN
1
man
polymer
6347.094
PANCREATIC SECRETORY TRYPSIN INHIBITOR (KAZAL TYPE) VARIANT 3
1
man
polymer
18.015
water
52
nat
water
no
no
CGVPAIQPVLSGLSRIVNGEEAVPGSWPWQVSLQDKTGFHFCGGSLINENWVVTAAHCGVTTSDVVVAGEFDQGSSSEKI
QKLKIAKVFKNSKYNSLTINNDITLLKLSTAASFSQTVSAVCLPSASDDFAAGTTCVTTGWGLTRYTNANTPDRLQQASL
PLLSNTNCKKYWGTKIKDAMICAGASGVSSCMGDSGGPLVCKKNGAWTLVGIVSWGSSTCSTSTPGVYARVTALVNWVQQ
TLAAN
CGVPAIQPVLSGLSRIVNGEEAVPGSWPWQVSLQDKTGFHFCGGSLINENWVVTAAHCGVTTSDVVVAGEFDQGSSSEKI
QKLKIAKVFKNSKYNSLTINNDITLLKLSTAASFSQTVSAVCLPSASDDFAAGTTCVTTGWGLTRYTNANTPDRLQQASL
PLLSNTNCKKYWGTKIKDAMICAGASGVSSCMGDSGGPLVCKKNGAWTLVGIVSWGSSTCSTSTPGVYARVTALVNWVQQ
TLAAN
E
polypeptide(L)
no
no
DSLGREAKCYNELNGCTYEYRPVCGTDGDTYPNECVLCFENRKRQTSILIQKSGPC
DSLGREAKCYNELNGCTYEYRPVCGTDGDTYPNECVLCFENRKRQTSILIQKSGPC
I
polypeptide(L)
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
cattle
Bos
sample
9913
Bos taurus
human
Homo
sample
9606
Homo sapiens
2.41
48.94
repository
Initial release
Version format compliance
Version format compliance
1
0
1993-10-31
1
1
2008-03-24
1
2
2011-07-13
SHEET
THE SHEETS PRESENTED AS *AA* AND *BA* ON SHEET RECORDS
BELOW ARE ACTUALLY SIX-STRANDED BETA BARRELS. THESE ARE
REPRESENTED AS SEVEN-STRANDED SHEETS IN WHICH THE FIRST AND
LAST STRANDS ARE IDENTICAL.
Y
1991-10-08
REL
REL
HOH
water
HOH
1
3
HOH
HOH
246
E
HOH
2
3
HOH
HOH
247
E
HOH
3
3
HOH
HOH
248
E
HOH
4
3
HOH
HOH
249
E
HOH
5
3
HOH
HOH
250
E
HOH
6
3
HOH
HOH
251
E
HOH
7
3
HOH
HOH
252
E
HOH
8
3
HOH
HOH
253
E
HOH
9
3
HOH
HOH
254
E
HOH
10
3
HOH
HOH
255
E
HOH
11
3
HOH
HOH
256
E
HOH
12
3
HOH
HOH
257
E
HOH
13
3
HOH
HOH
258
E
HOH
14
3
HOH
HOH
259
E
HOH
15
3
HOH
HOH
260
E
HOH
16
3
HOH
HOH
261
E
HOH
17
3
HOH
HOH
262
E
HOH
18
3
HOH
HOH
263
E
HOH
19
3
HOH
HOH
264
E
HOH
20
3
HOH
HOH
265
E
HOH
21
3
HOH
HOH
266
E
HOH
22
3
HOH
HOH
267
E
HOH
23
3
HOH
HOH
268
E
HOH
24
3
HOH
HOH
269
E
HOH
25
3
HOH
HOH
270
E
HOH
26
3
HOH
HOH
271
E
HOH
27
3
HOH
HOH
272
E
HOH
28
3
HOH
HOH
273
E
HOH
29
3
HOH
HOH
274
E
HOH
30
3
HOH
HOH
275
E
HOH
31
3
HOH
HOH
276
E
HOH
32
3
HOH
HOH
277
E
HOH
33
3
HOH
HOH
278
E
HOH
34
3
HOH
HOH
279
E
HOH
35
3
HOH
HOH
280
E
HOH
36
3
HOH
HOH
281
E
HOH
41
3
HOH
HOH
282
E
HOH
42
3
HOH
HOH
283
E
HOH
43
3
HOH
HOH
284
E
HOH
44
3
HOH
HOH
285
E
HOH
45
3
HOH
HOH
286
E
HOH
46
3
HOH
HOH
287
E
HOH
47
3
HOH
HOH
288
E
HOH
48
3
HOH
HOH
289
E
HOH
49
3
HOH
HOH
290
E
HOH
50
3
HOH
HOH
291
E
HOH
51
3
HOH
HOH
292
E
HOH
52
3
HOH
HOH
293
E
HOH
37
3
HOH
HOH
57
I
HOH
38
3
HOH
HOH
58
I
HOH
39
3
HOH
HOH
59
I
HOH
40
3
HOH
HOH
60
I
CYS
1
n
1
CYS
1
E
GLY
2
n
2
GLY
2
E
VAL
3
n
3
VAL
3
E
PRO
4
n
4
PRO
4
E
ALA
5
n
5
ALA
5
E
ILE
6
n
6
ILE
6
E
GLN
7
n
7
GLN
7
E
PRO
8
n
8
PRO
8
E
VAL
9
n
9
VAL
9
E
LEU
10
n
10
LEU
10
E
SER
11
n
11
SER
11
E
GLY
12
n
12
GLY
12
E
LEU
13
n
13
LEU
13
E
SER
14
n
14
SER
14
E
ARG
15
n
15
ARG
15
E
ILE
16
n
16
ILE
16
E
VAL
17
n
17
VAL
17
E
ASN
18
n
18
ASN
18
E
GLY
19
n
19
GLY
19
E
GLU
20
n
20
GLU
20
E
GLU
21
n
21
GLU
21
E
ALA
22
n
22
ALA
22
E
VAL
23
n
23
VAL
23
E
PRO
24
n
24
PRO
24
E
GLY
25
n
25
GLY
25
E
SER
26
n
26
SER
26
E
TRP
27
n
27
TRP
27
E
PRO
28
n
28
PRO
28
E
TRP
29
n
29
TRP
29
E
GLN
30
n
30
GLN
30
E
VAL
31
n
31
VAL
31
E
SER
32
n
32
SER
32
E
LEU
33
n
33
LEU
33
E
GLN
34
n
34
GLN
34
E
ASP
35
n
35
ASP
35
E
LYS
36
n
36
LYS
36
E
THR
37
n
37
THR
37
E
GLY
38
n
38
GLY
38
E
PHE
39
n
39
PHE
39
E
HIS
40
n
40
HIS
40
E
PHE
41
n
41
PHE
41
E
CYS
42
n
42
CYS
42
E
GLY
43
n
43
GLY
43
E
GLY
44
n
44
GLY
44
E
SER
45
n
45
SER
45
E
LEU
46
n
46
LEU
46
E
ILE
47
n
47
ILE
47
E
ASN
48
n
48
ASN
48
E
GLU
49
n
49
GLU
49
E
ASN
50
n
50
ASN
50
E
TRP
51
n
51
TRP
51
E
VAL
52
n
52
VAL
52
E
VAL
53
n
53
VAL
53
E
THR
54
n
54
THR
54
E
ALA
55
n
55
ALA
55
E
ALA
56
n
56
ALA
56
E
HIS
57
n
57
HIS
57
E
CYS
58
n
58
CYS
58
E
GLY
59
n
59
GLY
59
E
VAL
60
n
60
VAL
60
E
THR
61
n
61
THR
61
E
THR
62
n
62
THR
62
E
SER
63
n
63
SER
63
E
ASP
64
n
64
ASP
64
E
VAL
65
n
65
VAL
65
E
VAL
66
n
66
VAL
66
E
VAL
67
n
67
VAL
67
E
ALA
68
n
68
ALA
68
E
GLY
69
n
69
GLY
69
E
GLU
70
n
70
GLU
70
E
PHE
71
n
71
PHE
71
E
ASP
72
n
72
ASP
72
E
GLN
73
n
73
GLN
73
E
GLY
74
n
74
GLY
74
E
SER
75
n
75
SER
75
E
SER
76
n
76
SER
76
E
SER
77
n
77
SER
77
E
GLU
78
n
78
GLU
78
E
LYS
79
n
79
LYS
79
E
ILE
80
n
80
ILE
80
E
GLN
81
n
81
GLN
81
E
LYS
82
n
82
LYS
82
E
LEU
83
n
83
LEU
83
E
LYS
84
n
84
LYS
84
E
ILE
85
n
85
ILE
85
E
ALA
86
n
86
ALA
86
E
LYS
87
n
87
LYS
87
E
VAL
88
n
88
VAL
88
E
PHE
89
n
89
PHE
89
E
LYS
90
n
90
LYS
90
E
ASN
91
n
91
ASN
91
E
SER
92
n
92
SER
92
E
LYS
93
n
93
LYS
93
E
TYR
94
n
94
TYR
94
E
ASN
95
n
95
ASN
95
E
SER
96
n
96
SER
96
E
LEU
97
n
97
LEU
97
E
THR
98
n
98
THR
98
E
ILE
99
n
99
ILE
99
E
ASN
100
n
100
ASN
100
E
ASN
101
n
101
ASN
101
E
ASP
102
n
102
ASP
102
E
ILE
103
n
103
ILE
103
E
THR
104
n
104
THR
104
E
LEU
105
n
105
LEU
105
E
LEU
106
n
106
LEU
106
E
LYS
107
n
107
LYS
107
E
LEU
108
n
108
LEU
108
E
SER
109
n
109
SER
109
E
THR
110
n
110
THR
110
E
ALA
111
n
111
ALA
111
E
ALA
112
n
112
ALA
112
E
SER
113
n
113
SER
113
E
PHE
114
n
114
PHE
114
E
SER
115
n
115
SER
115
E
GLN
116
n
116
GLN
116
E
THR
117
n
117
THR
117
E
VAL
118
n
118
VAL
118
E
SER
119
n
119
SER
119
E
ALA
120
n
120
ALA
120
E
VAL
121
n
121
VAL
121
E
CYS
122
n
122
CYS
122
E
LEU
123
n
123
LEU
123
E
PRO
124
n
124
PRO
124
E
SER
125
n
125
SER
125
E
ALA
126
n
126
ALA
126
E
SER
127
n
127
SER
127
E
ASP
128
n
128
ASP
128
E
ASP
129
n
129
ASP
129
E
PHE
130
n
130
PHE
130
E
ALA
131
n
131
ALA
131
E
ALA
132
n
132
ALA
132
E
GLY
133
n
133
GLY
133
E
THR
134
n
134
THR
134
E
THR
135
n
135
THR
135
E
CYS
136
n
136
CYS
136
E
VAL
137
n
137
VAL
137
E
THR
138
n
138
THR
138
E
THR
139
n
139
THR
139
E
GLY
140
n
140
GLY
140
E
TRP
141
n
141
TRP
141
E
GLY
142
n
142
GLY
142
E
LEU
143
n
143
LEU
143
E
THR
144
n
144
THR
144
E
ARG
145
n
145
ARG
145
E
TYR
146
n
146
TYR
146
E
THR
147
n
147
THR
147
E
ASN
148
n
148
ASN
148
E
ALA
149
n
149
ALA
149
E
ASN
150
n
150
ASN
150
E
THR
151
n
151
THR
151
E
PRO
152
n
152
PRO
152
E
ASP
153
n
153
ASP
153
E
ARG
154
n
154
ARG
154
E
LEU
155
n
155
LEU
155
E
GLN
156
n
156
GLN
156
E
GLN
157
n
157
GLN
157
E
ALA
158
n
158
ALA
158
E
SER
159
n
159
SER
159
E
LEU
160
n
160
LEU
160
E
PRO
161
n
161
PRO
161
E
LEU
162
n
162
LEU
162
E
LEU
163
n
163
LEU
163
E
SER
164
n
164
SER
164
E
ASN
165
n
165
ASN
165
E
THR
166
n
166
THR
166
E
ASN
167
n
167
ASN
167
E
CYS
168
n
168
CYS
168
E
LYS
169
n
169
LYS
169
E
LYS
170
n
170
LYS
170
E
TYR
171
n
171
TYR
171
E
TRP
172
n
172
TRP
172
E
GLY
173
n
173
GLY
173
E
THR
174
n
174
THR
174
E
LYS
175
n
175
LYS
175
E
ILE
176
n
176
ILE
176
E
LYS
177
n
177
LYS
177
E
ASP
178
n
178
ASP
178
E
ALA
179
n
179
ALA
179
E
MET
180
n
180
MET
180
E
ILE
181
n
181
ILE
181
E
CYS
182
n
182
CYS
182
E
ALA
183
n
183
ALA
183
E
GLY
184
n
184
GLY
184
E
ALA
185
n
185
ALA
185
E
SER
186
n
186
SER
186
E
GLY
187
n
187
GLY
187
E
VAL
188
n
188
VAL
188
E
SER
189
n
189
SER
189
E
SER
190
n
190
SER
190
E
CYS
191
n
191
CYS
191
E
MET
192
n
192
MET
192
E
GLY
193
n
193
GLY
193
E
ASP
194
n
194
ASP
194
E
SER
195
n
195
SER
195
E
GLY
196
n
196
GLY
196
E
GLY
197
n
197
GLY
197
E
PRO
198
n
198
PRO
198
E
LEU
199
n
199
LEU
199
E
VAL
200
n
200
VAL
200
E
CYS
201
n
201
CYS
201
E
LYS
202
n
202
LYS
202
E
LYS
203
n
203
LYS
203
E
ASN
204
n
204
ASN
204
E
GLY
205
n
205
GLY
205
E
ALA
206
n
206
ALA
206
E
TRP
207
n
207
TRP
207
E
THR
208
n
208
THR
208
E
LEU
209
n
209
LEU
209
E
VAL
210
n
210
VAL
210
E
GLY
211
n
211
GLY
211
E
ILE
212
n
212
ILE
212
E
VAL
213
n
213
VAL
213
E
SER
214
n
214
SER
214
E
TRP
215
n
215
TRP
215
E
GLY
216
n
216
GLY
216
E
SER
217
n
217
SER
217
E
SER
218
n
218
SER
218
E
THR
219
n
219
THR
219
E
CYS
220
n
220
CYS
220
E
SER
221
n
221
SER
221
E
THR
222
n
222
THR
222
E
SER
223
n
223
SER
223
E
THR
224
n
224
THR
224
E
PRO
225
n
225
PRO
225
E
GLY
226
n
226
GLY
226
E
VAL
227
n
227
VAL
227
E
TYR
228
n
228
TYR
228
E
ALA
229
n
229
ALA
229
E
ARG
230
n
230
ARG
230
E
VAL
231
n
231
VAL
231
E
THR
232
n
232
THR
232
E
ALA
233
n
233
ALA
233
E
LEU
234
n
234
LEU
234
E
VAL
235
n
235
VAL
235
E
ASN
236
n
236
ASN
236
E
TRP
237
n
237
TRP
237
E
VAL
238
n
238
VAL
238
E
GLN
239
n
239
GLN
239
E
GLN
240
n
240
GLN
240
E
THR
241
n
241
THR
241
E
LEU
242
n
242
LEU
242
E
ALA
243
n
243
ALA
243
E
ALA
244
n
244
ALA
244
E
ASN
245
n
245
ASN
245
E
ASP
1
n
1
ASP
1
I
SER
2
n
2
SER
2
I
LEU
3
n
3
LEU
3
I
GLY
4
n
4
GLY
4
I
ARG
5
n
5
ARG
5
I
GLU
6
n
6
GLU
6
I
ALA
7
n
7
ALA
7
I
LYS
8
n
8
LYS
8
I
CYS
9
n
9
CYS
9
I
TYR
10
n
10
TYR
10
I
ASN
11
n
11
ASN
11
I
GLU
12
n
12
GLU
12
I
LEU
13
n
13
LEU
13
I
ASN
14
n
14
ASN
14
I
GLY
15
n
15
GLY
15
I
CYS
16
n
16
CYS
16
I
THR
17
n
17
THR
17
I
TYR
18
n
18
TYR
18
I
GLU
19
n
19
GLU
19
I
TYR
20
n
20
TYR
20
I
ARG
21
n
21
ARG
21
I
PRO
22
n
22
PRO
22
I
VAL
23
n
23
VAL
23
I
CYS
24
n
24
CYS
24
I
GLY
25
n
25
GLY
25
I
THR
26
n
26
THR
26
I
ASP
27
n
27
ASP
27
I
GLY
28
n
28
GLY
28
I
ASP
29
n
29
ASP
29
I
THR
30
n
30
THR
30
I
TYR
31
n
31
TYR
31
I
PRO
32
n
32
PRO
32
I
ASN
33
n
33
ASN
33
I
GLU
34
n
34
GLU
34
I
CYS
35
n
35
CYS
35
I
VAL
36
n
36
VAL
36
I
LEU
37
n
37
LEU
37
I
CYS
38
n
38
CYS
38
I
PHE
39
n
39
PHE
39
I
GLU
40
n
40
GLU
40
I
ASN
41
n
41
ASN
41
I
ARG
42
n
42
ARG
42
I
LYS
43
n
43
LYS
43
I
ARG
44
n
44
ARG
44
I
GLN
45
n
45
GLN
45
I
THR
46
n
46
THR
46
I
SER
47
n
47
SER
47
I
ILE
48
n
48
ILE
48
I
LEU
49
n
49
LEU
49
I
ILE
50
n
50
ILE
50
I
GLN
51
n
51
GLN
51
I
LYS
52
n
52
LYS
52
I
SER
53
n
53
SER
53
I
GLY
54
n
54
GLY
54
I
PRO
55
n
55
PRO
55
I
CYS
56
n
56
CYS
56
I
author_and_software_defined_assembly
PISA
2
dimeric
2050
-14
12590
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
1
E
CB
LYS
36
A
CB
LYS
36
0
Y
1
E
CG
LYS
36
A
CG
LYS
36
0
Y
1
E
CD
LYS
36
A
CD
LYS
36
0
Y
1
E
CE
LYS
36
A
CE
LYS
36
0
Y
1
E
NZ
LYS
36
A
NZ
LYS
36
0
Y
1
E
CB
SER
76
A
CB
SER
76
0
Y
1
E
OG
SER
76
A
OG
SER
76
0
Y
1
E
CB
SER
77
A
CB
SER
77
0
Y
1
E
OG
SER
77
A
OG
SER
77
0
Y
1
E
CB
ASN
150
A
CB
ASN
150
0
Y
1
E
CG
ASN
150
A
CG
ASN
150
0
Y
1
E
OD1
ASN
150
A
OD1
ASN
150
0
Y
1
E
ND2
ASN
150
A
ND2
ASN
150
0
Y
1
E
CD
LYS
175
A
CD
LYS
175
0
Y
1
E
CE
LYS
175
A
CE
LYS
175
0
Y
1
E
NZ
LYS
175
A
NZ
LYS
175
0
Y
1
E
CG
GLN
240
A
CG
GLN
240
0
Y
1
E
CD
GLN
240
A
CD
GLN
240
0
Y
1
E
OE1
GLN
240
A
OE1
GLN
240
0
Y
1
E
NE2
GLN
240
A
NE2
GLN
240
0
Y
1
I
CE
LYS
8
B
CE
LYS
8
0
Y
1
I
NZ
LYS
8
B
NZ
LYS
8
0
Y
1
I
ASP
1
B
ASP
1
0
Y
1
I
SER
2
B
SER
2
0
Y
1
I
LEU
3
B
LEU
3
0
Y
1
E
E
O
NH1
MET
ARG
180
230
1.92
1
E
E
OG
O
SER
HOH
159
250
2.01
1
E
E
O
OG1
ALA
THR
131
134
2.09
1
I
I
OH
OG1
TYR
THR
10
17
2.12
1
I
LEU
3
-15.04
1
I
I
LEU
GLY
3
4
-117.24
1
9.48
1.20
111.50
120.98
E
E
E
CB
CA
C
CYS
CYS
CYS
1
1
1
N
1
9.83
1.10
114.20
124.03
E
E
E
CA
CB
SG
CYS
CYS
CYS
1
1
1
N
1
15.62
2.10
120.10
135.72
E
E
E
CA
C
O
VAL
VAL
VAL
17
17
17
N
1
25.94
2.50
121.70
147.64
E
E
E
C
N
CA
VAL
ASN
ASN
17
18
18
Y
1
14.02
2.20
113.40
127.42
E
E
E
CA
CB
CG
GLU
GLU
GLU
20
20
20
N
1
9.07
1.20
123.30
132.37
E
E
E
OE1
CD
OE2
GLU
GLU
GLU
21
21
21
N
1
9.79
1.50
110.50
120.29
E
E
E
N
CA
CB
SER
SER
SER
26
26
26
N
1
-17.18
2.00
110.40
93.22
E
E
E
CB
CA
C
ASP
ASP
ASP
35
35
35
N
1
-5.85
0.90
118.30
112.45
E
E
E
CB
CG
OD1
ASP
ASP
ASP
35
35
35
N
1
11.47
1.60
122.70
134.17
E
E
E
O
C
N
ASP
ASP
LYS
35
35
36
Y
1
13.24
1.10
114.20
127.44
E
E
E
CA
CB
SG
CYS
CYS
CYS
42
42
42
N
1
15.75
2.50
121.70
137.45
E
E
E
C
N
CA
ILE
ASN
ASN
47
48
48
Y
1
-16.44
2.00
110.40
93.96
E
E
E
CB
CA
C
ASN
ASN
ASN
48
48
48
N
1
-14.23
2.00
110.40
96.17
E
E
E
CB
CA
C
ASN
ASN
ASN
50
50
50
N
1
13.74
1.60
122.70
136.44
E
E
E
O
C
N
VAL
VAL
VAL
52
52
53
Y
1
19.03
1.10
114.20
133.23
E
E
E
CA
CB
SG
CYS
CYS
CYS
58
58
58
N
1
9.07
1.20
123.30
132.37
E
E
E
OE1
CD
OE2
GLU
GLU
GLU
70
70
70
N
1
-15.75
2.00
118.30
102.55
E
E
E
CG
CD
OE1
GLU
GLU
GLU
70
70
70
N
1
6.50
0.90
118.30
124.80
E
E
E
CB
CG
OD2
ASP
ASP
ASP
72
72
72
N
1
6.44
0.60
121.00
127.44
E
E
E
CB
CG
CD1
TYR
TYR
TYR
94
94
94
N
1
10.80
1.60
122.70
133.50
E
E
E
O
C
N
LEU
LEU
THR
97
97
98
Y
1
12.96
1.50
110.50
123.46
E
E
E
N
CA
CB
SER
SER
SER
119
119
119
N
1
-13.58
2.20
113.40
99.82
E
E
E
CA
CB
CG
ASP
ASP
ASP
128
128
128
N
1
-6.38
0.90
118.30
111.92
E
E
E
CB
CG
OD1
ASP
ASP
ASP
128
128
128
N
1
10.20
1.60
122.70
132.90
E
E
E
O
C
N
THR
THR
THR
134
134
135
Y
1
10.10
1.40
123.60
133.70
E
E
E
CD
NE
CZ
ARG
ARG
ARG
145
145
145
N
1
6.95
1.10
119.40
126.35
E
E
E
NH1
CZ
NH2
ARG
ARG
ARG
145
145
145
N
1
-8.42
0.50
120.30
111.88
E
E
E
NE
CZ
NH2
ARG
ARG
ARG
145
145
145
N
1
15.96
2.50
121.70
137.66
E
E
E
C
N
CA
TYR
THR
THR
146
147
147
Y
1
-5.41
0.90
118.30
112.89
E
E
E
CB
CG
OD2
ASP
ASP
ASP
153
153
153
N
1
-10.22
1.70
111.00
100.78
E
E
E
CB
CG
CD2
LEU
LEU
LEU
162
162
162
N
1
14.33
1.10
114.20
128.53
E
E
E
CA
CB
SG
CYS
CYS
CYS
168
168
168
N
1
-13.50
2.20
113.40
99.90
E
E
E
CA
CB
CG
LYS
LYS
LYS
169
169
169
N
1
12.86
2.00
110.40
123.26
E
E
E
CB
CA
C
ASP
ASP
ASP
178
178
178
N
1
6.19
0.90
118.30
124.49
E
E
E
CB
CG
OD1
ASP
ASP
ASP
178
178
178
N
1
13.58
1.10
114.20
127.78
E
E
E
CA
CB
SG
CYS
CYS
CYS
182
182
182
N
1
8.67
1.10
114.20
122.87
E
E
E
CA
CB
SG
CYS
CYS
CYS
191
191
191
N
1
-8.64
0.90
118.30
109.66
E
E
E
CB
CG
OD1
ASP
ASP
ASP
194
194
194
N
1
6.99
0.90
118.30
125.29
E
E
E
CB
CG
OD2
ASP
ASP
ASP
194
194
194
N
1
8.64
1.20
111.50
120.14
E
E
E
CB
CA
C
CYS
CYS
CYS
201
201
201
N
1
-9.12
1.50
110.10
100.98
E
E
E
CB
CA
C
ALA
ALA
ALA
206
206
206
N
1
19.44
2.70
111.20
130.64
E
E
E
CA
CB
OG
SER
SER
SER
217
217
217
N
1
-13.46
1.90
110.30
96.84
E
E
E
N
CA
CB
THR
THR
THR
219
219
219
N
1
19.21
2.30
110.00
129.21
E
E
E
OG1
CB
CG2
THR
THR
THR
219
219
219
N
1
9.84
1.40
112.40
122.24
E
E
E
CA
CB
CG2
THR
THR
THR
224
224
224
N
1
22.35
2.30
115.30
137.65
E
E
E
CA
CB
CG
LEU
LEU
LEU
234
234
234
N
1
19.88
2.00
110.40
130.28
E
E
E
CB
CA
C
ASN
ASN
ASN
236
236
236
N
1
12.49
1.60
122.70
135.19
I
I
I
O
C
N
SER
SER
LEU
2
2
3
Y
1
18.67
2.00
116.20
134.87
I
I
I
CA
C
N
LEU
LEU
GLY
3
3
4
Y
1
-22.85
1.70
123.20
100.35
I
I
I
O
C
N
LEU
LEU
GLY
3
3
4
Y
1
-13.90
2.10
122.30
108.40
I
I
I
C
N
CA
LEU
GLY
GLY
3
4
4
Y
1
7.13
0.50
120.30
127.43
I
I
I
NE
CZ
NH1
ARG
ARG
ARG
5
5
5
N
1
-7.37
0.50
120.30
112.93
I
I
I
NE
CZ
NH2
ARG
ARG
ARG
5
5
5
N
1
38.63
3.00
111.90
150.53
I
I
I
CG
CD
CE
LYS
LYS
LYS
8
8
8
N
1
-18.58
2.70
111.00
92.42
I
I
I
N
CA
C
TYR
TYR
TYR
10
10
10
N
1
17.75
2.00
110.40
128.15
I
I
I
CB
CA
C
ASN
ASN
ASN
14
14
14
N
1
14.01
2.10
122.30
136.31
I
I
I
C
N
CA
ASN
GLY
GLY
14
15
15
Y
1
9.19
1.50
110.80
119.99
I
I
I
N
CA
CB
CYS
CYS
CYS
24
24
24
N
1
7.56
0.90
118.30
125.86
I
I
I
CB
CG
OD1
ASP
ASP
ASP
29
29
29
N
1
16.56
2.20
113.40
129.96
I
I
I
CA
CB
CG
ASN
ASN
ASN
33
33
33
N
1
11.78
1.10
114.20
125.98
I
I
I
CA
CB
SG
CYS
CYS
CYS
35
35
35
N
1
23.34
2.20
113.40
136.74
I
I
I
CA
CB
CG
ARG
ARG
ARG
44
44
44
N
1
-4.23
0.50
120.30
116.07
I
I
I
NE
CZ
NH1
ARG
ARG
ARG
44
44
44
N
1
15.15
2.10
120.10
135.25
I
I
I
CA
C
O
GLN
GLN
GLN
51
51
51
N
1
I
I
CD
CE
LYS
LYS
8
8
-0.244
0.025
1.508
1.264
N
1
E
VAL
17
-10.74
99.17
1
E
ASN
18
42.03
78.75
1
E
PHE
71
-112.28
-85.59
1
E
SER
75
-65.58
-139.05
1
E
SER
76
150.54
7.63
1
E
ALA
149
36.86
72.03
1
E
ASN
150
164.68
113.30
1
E
THR
174
-49.44
-16.50
1
E
ALA
179
-90.32
34.18
1
E
MET
192
-39.42
116.37
1
E
LEU
209
-56.70
94.91
1
E
SER
214
-107.13
-86.16
1
I
LEU
3
-7.82
-132.99
1
I
ARG
5
93.23
113.18
1
I
GLU
12
-69.13
2.07
0.195
2.3
8.0
10379
1
2.0
2.3
8.0
52
2291
0
0
2239
0.018
0.020
0.056
0.040
0.059
0.050
1.269
1.000
2.313
1.500
1.158
1.000
2.088
1.500
0.014
0.020
0.192
0.150
0.223
0.500
0.313
0.500
0.308
0.500
2.312
3.000
24.43
15.00
25.65
20.00
refinement
PROLSQ
ALPHA-CHYMOTRYPSINOGEN COMPLEX WITH HUMAN PANCREATIC SECRETORY TRYPSIN INHIBITOR VARIANT 3
THREE-DIMENSIONAL STRUCTURE OF THE COMPLEXES BETWEEN BOVINE CHYMOTRYPSINOGEN*A AND TWO RECOMBINANT VARIANTS OF HUMAN PANCREATIC SECRETORY TRYPSIN INHIBITOR (KAZAL-TYPE)
1
N
N
2
N
N
3
N
N
3
N
N
E
ASN
165
A
ASN
165
HELX_P
E
LYS
175
A
LYS
175
1
H1A
11
E
VAL
231
A
VAL
231
HELX_P
E
ALA
244
A
ALA
244
1
H2A
14
I
ASN
33
B
ASN
33
HELX_P
I
GLN
45
B
GLN
45
1
H1I
13
disulf
1.950
E
CYS
1
A
SG
CYS
1
1_555
E
CYS
122
A
SG
CYS
122
1_555
disulf
1.946
E
CYS
42
A
SG
CYS
42
1_555
E
CYS
58
A
SG
CYS
58
1_555
disulf
1.937
E
CYS
136
A
SG
CYS
136
1_555
E
CYS
201
A
SG
CYS
201
1_555
disulf
1.970
E
CYS
168
A
SG
CYS
168
1_555
E
CYS
182
A
SG
CYS
182
1_555
disulf
1.919
E
CYS
191
A
SG
CYS
191
1_555
E
CYS
220
A
SG
CYS
220
1_555
disulf
1.986
I
CYS
9
B
SG
CYS
9
1_555
I
CYS
38
B
SG
CYS
38
1_555
disulf
1.921
I
CYS
16
B
SG
CYS
16
1_555
I
CYS
35
B
SG
CYS
35
1_555
disulf
1.903
I
CYS
24
B
SG
CYS
24
1_555
I
CYS
56
B
SG
CYS
56
1_555
SERINE PROTEASE/INHIBITOR COMPLEX
SERINE PROTEASE-INHIBITOR COMPLEX, SERINE PROTEASE-INHIBITOR COMPLEX complex
CTRA_BOVIN
UNP
1
1
P00766
CGVPAIQPVLSGLSRIVNGEEAVPGSWPWQVSLQDKTGFHFCGGSLINENWVVTAAHCGVTTSDVVVAGEFDQGSSSEKI
QKLKIAKVFKNSKYNSLTINNDITLLKLSTAASFSQTVSAVCLPSASDDFAAGTTCVTTGWGLTRYTNANTPDRLQQASL
PLLSNTNCKKYWGTKIKDAMICAGASGVSSCMGDSGGPLVCKKNGAWTLVGIVSWGSSTCSTSTPGVYARVTALVNWVQQ
TLAAN
IPK1_HUMAN
UNP
2
1
P00995
MKVTGIFLLSALALLSLSGNTGADSLGREAKCYNELNGCTKIYDPVCGTDGNTYPNECVLCFENRKRQTSILIQKSGPC
1
245
1CGI
1
245
P00766
E
1
1
245
24
79
1CGI
1
56
P00995
I
2
1
56
2
LYS
CONFLICT
TYR
18
1CGI
I
P00995
UNP
41
18
2
ILE
CONFLICT
GLU
19
1CGI
I
P00995
UNP
42
19
2
ASP
CONFLICT
ARG
21
1CGI
I
P00995
UNP
44
21
2
ASN
CONFLICT
ASP
29
1CGI
I
P00995
UNP
52
29
7
7
3
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
E
GLN
30
A
GLN
30
E
ASP
35
A
ASP
35
E
PHE
39
A
PHE
39
E
ILE
47
A
ILE
47
E
ASN
50
A
ASN
50
E
ALA
55
A
ALA
55
E
ILE
103
A
ILE
103
E
SER
109
A
SER
109
E
ILE
80
A
ILE
80
E
ASN
91
A
ASN
91
E
ASP
64
A
ASP
64
E
ALA
68
A
ALA
68
E
GLN
30
A
GLN
30
E
ASP
35
A
ASP
35
E
THR
134
A
THR
134
E
TRP
141
A
TRP
141
E
LEU
155
A
LEU
155
E
SER
164
A
SER
164
E
MET
180
A
MET
180
E
ALA
185
A
ALA
185
E
THR
224
A
THR
224
E
ARG
230
A
ARG
230
E
ALA
206
A
ALA
206
E
TRP
215
A
TRP
215
E
GLY
197
A
GLY
197
E
LYS
203
A
LYS
203
E
THR
134
A
THR
134
E
TRP
141
A
TRP
141
I
VAL
23
B
VAL
23
I
GLY
25
B
GLY
25
I
ASP
29
B
ASP
29
I
TYR
31
B
TYR
31
I
ILE
50
B
ILE
50
I
SER
53
B
SER
53
92
P 41 21 2