0.016869
0.000000
0.000000
0.000000
0.018028
0.000000
0.000000
0.000000
0.013407
0.00000
0.00000
0.00000
GLU E 70 - ASP E 71 OMEGA ANGLE = 149.885 PEPTIDE BOND DEVIATES SIGNIFICANTLY FROM TRANS CONFORMATION
Bode, W.
Huber, R.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
4
90.00
90.00
90.00
59.280
55.470
74.590
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
NE
FEBS Lett.
FEBLAL
0165
0014-5793
242
285
292
10.1016/0014-5793(89)80486-7
2914611
The refined 2.0 A X-ray crystal structure of the complex formed between bovine beta-trypsin and CMTI-I, a trypsin inhibitor from squash seeds (Cucurbita maxima). Topological similarity of the squash seed inhibitors with the carboxypeptidase A inhibitor from potatoes
1989
UK
Curr.Opin.Struct.Biol.
COSBEF
0801
0959-440X
1
45
Ligand Binding: Proteinase-Protein Inhibitor Interactions
1991
UK
J.Mol.Biol.
JMOBAK
0070
0022-2836
210
649
Nuclear Magnetic Resonance Solution and X-Ray Structures of Squash Trypsin Inhibitor Exhibit the Same Conformation of the Proteinase Binding Loop
1989
US
Biochem.Biophys.Res.Commun.
BBRCA9
0146
0006-291X
126
646
The Squash Family of Serine Proteinase Inhibitors. Amino Acid Sequences and Association Equilibrium Constants of Inhibitors from Squash, Summer Squash, Zucchini, and Cucumber Seeds
1985
GW
Hoppe-Seyler's Z.Physiol.Chem.
HSZPAZ
0905
0018-4888
364
93
Amino-Acid Sequence of Two Trypsin Isoinhibitors, Itd I and Itd III from Squash Seeds (Cucurbita Maxima)
1983
UK
J.Mol.Biol.
JMOBAK
0070
0022-2836
98
693
The Refined Crystal Structure of Bovine Beta-Trypsin at 1.8 Angstroms Resolution. Crystallographic Refinement, Calcium Binding Site, Benzamidine Binding Site and Active Site at Ph 7.0
1975
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
23324.287
TRYPSIN
3.4.21.4
1
man
polymer
3279.919
TRYPSIN INHIBITOR CMTI-I
1
man
polymer
18.015
water
140
nat
water
no
no
IVGGYTCGANTVPYQVSLNSGYHFCGGSLINSQWVVSAAHCYKSGIQVRLGEDNINVVEGNEQFISASKSIVHPSYNSNT
LNNDIMLIKLKSAASLNSRVASISLPTSCASAGTQCLISGWGNTKSSGTSYPDVLKCLKAPILSDSSCKSAYPGQITSNM
FCAGYLEGGKDSCQGDSGGPVVCSGKLQGIVSWGSGCAQKNKPGVYTKVCNYVSWIKQTIASN
IVGGYTCGANTVPYQVSLNSGYHFCGGSLINSQWVVSAAHCYKSGIQVRLGEDNINVVEGNEQFISASKSIVHPSYNSNT
LNNDIMLIKLKSAASLNSRVASISLPTSCASAGTQCLISGWGNTKSSGTSYPDVLKCLKAPILSDSSCKSAYPGQITSNM
FCAGYLEGGKDSCQGDSGGPVVCSGKLQGIVSWGSGCAQKNKPGVYTKVCNYVSWIKQTIASN
E
polypeptide(L)
no
no
RVCPRILMECKKDSDCLAECVCLEHGYCG
RVCPRILMECKKDSDCLAECVCLEHGYCG
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
cattle
Bos
sample
9913
SEED
Bos taurus
2.30
46.62
repository
Initial release
Version format compliance
Version format compliance
1
0
1994-01-31
1
1
2008-03-24
1
2
2011-07-13
Y
BNL
1991-10-24
REL
HOH
water
HOH
406
3
HOH
HOH
406
E
HOH
408
3
HOH
HOH
408
E
HOH
410
3
HOH
HOH
410
E
HOH
412
3
HOH
HOH
412
E
HOH
415
3
HOH
HOH
415
E
HOH
416
3
HOH
HOH
416
E
HOH
429
3
HOH
HOH
429
E
HOH
430
3
HOH
HOH
430
E
HOH
457
3
HOH
HOH
457
E
HOH
470
3
HOH
HOH
470
E
HOH
473
3
HOH
HOH
473
E
HOH
516
3
HOH
HOH
516
E
HOH
562
3
HOH
HOH
562
E
HOH
604
3
HOH
HOH
604
E
HOH
701
3
HOH
HOH
701
E
HOH
703
3
HOH
HOH
703
E
HOH
704
3
HOH
HOH
704
E
HOH
705
3
HOH
HOH
705
E
HOH
706
3
HOH
HOH
706
E
HOH
708
3
HOH
HOH
708
E
HOH
709
3
HOH
HOH
709
E
HOH
714
3
HOH
HOH
714
E
HOH
716
3
HOH
HOH
716
E
HOH
717
3
HOH
HOH
717
E
HOH
718
3
HOH
HOH
718
E
HOH
721
3
HOH
HOH
721
E
HOH
722
3
HOH
HOH
722
E
HOH
723
3
HOH
HOH
723
E
HOH
726
3
HOH
HOH
726
E
HOH
727
3
HOH
HOH
727
E
HOH
728
3
HOH
HOH
728
E
HOH
729
3
HOH
HOH
729
E
HOH
730
3
HOH
HOH
730
E
HOH
741
3
HOH
HOH
741
E
HOH
743
3
HOH
HOH
743
E
HOH
746
3
HOH
HOH
746
E
HOH
747
3
HOH
HOH
747
E
HOH
749
3
HOH
HOH
749
E
HOH
750
3
HOH
HOH
750
E
HOH
754
3
HOH
HOH
754
E
HOH
755
3
HOH
HOH
755
E
HOH
801
3
HOH
HOH
801
E
HOH
802
3
HOH
HOH
802
E
HOH
804
3
HOH
HOH
804
E
HOH
806
3
HOH
HOH
806
E
HOH
807
3
HOH
HOH
807
E
HOH
809
3
HOH
HOH
809
E
HOH
811
3
HOH
HOH
811
E
HOH
812
3
HOH
HOH
812
E
HOH
813
3
HOH
HOH
813
E
HOH
814
3
HOH
HOH
814
E
HOH
816
3
HOH
HOH
816
E
HOH
818
3
HOH
HOH
818
E
HOH
819
3
HOH
HOH
819
E
HOH
907
3
HOH
HOH
907
E
HOH
910
3
HOH
HOH
910
E
HOH
913
3
HOH
HOH
913
E
HOH
916
3
HOH
HOH
916
E
HOH
917
3
HOH
HOH
917
E
HOH
918
3
HOH
HOH
918
E
HOH
921
3
HOH
HOH
921
E
HOH
922
3
HOH
HOH
922
E
HOH
923
3
HOH
HOH
923
E
HOH
924
3
HOH
HOH
924
E
HOH
925
3
HOH
HOH
925
E
HOH
927
3
HOH
HOH
927
E
HOH
928
3
HOH
HOH
928
E
HOH
929
3
HOH
HOH
929
E
HOH
930
3
HOH
HOH
930
E
HOH
931
3
HOH
HOH
931
E
HOH
932
3
HOH
HOH
932
E
HOH
933
3
HOH
HOH
933
E
HOH
934
3
HOH
HOH
934
E
HOH
935
3
HOH
HOH
935
E
HOH
938
3
HOH
HOH
938
E
HOH
939
3
HOH
HOH
939
E
HOH
940
3
HOH
HOH
940
E
HOH
941
3
HOH
HOH
941
E
HOH
942
3
HOH
HOH
942
E
HOH
943
3
HOH
HOH
943
E
HOH
944
3
HOH
HOH
944
E
HOH
945
3
HOH
HOH
945
E
HOH
946
3
HOH
HOH
946
E
HOH
947
3
HOH
HOH
947
E
HOH
948
3
HOH
HOH
948
E
HOH
949
3
HOH
HOH
949
E
HOH
951
3
HOH
HOH
951
E
HOH
952
3
HOH
HOH
952
E
HOH
953
3
HOH
HOH
953
E
HOH
955
3
HOH
HOH
955
E
HOH
956
3
HOH
HOH
956
E
HOH
957
3
HOH
HOH
957
E
HOH
958
3
HOH
HOH
958
E
HOH
960
3
HOH
HOH
960
E
HOH
961
3
HOH
HOH
961
E
HOH
962
3
HOH
HOH
962
E
HOH
964
3
HOH
HOH
964
E
HOH
965
3
HOH
HOH
965
E
HOH
967
3
HOH
HOH
967
E
HOH
968
3
HOH
HOH
968
E
HOH
969
3
HOH
HOH
969
E
HOH
970
3
HOH
HOH
970
E
HOH
971
3
HOH
HOH
971
E
HOH
972
3
HOH
HOH
972
E
HOH
973
3
HOH
HOH
973
E
HOH
974
3
HOH
HOH
974
E
HOH
975
3
HOH
HOH
975
E
HOH
977
3
HOH
HOH
977
E
HOH
978
3
HOH
HOH
978
E
HOH
979
3
HOH
HOH
979
E
HOH
980
3
HOH
HOH
980
E
HOH
981
3
HOH
HOH
981
E
HOH
982
3
HOH
HOH
982
E
HOH
983
3
HOH
HOH
983
E
HOH
984
3
HOH
HOH
984
E
HOH
985
3
HOH
HOH
985
E
HOH
986
3
HOH
HOH
986
E
HOH
988
3
HOH
HOH
988
E
HOH
989
3
HOH
HOH
989
E
HOH
990
3
HOH
HOH
990
E
HOH
991
3
HOH
HOH
991
E
HOH
992
3
HOH
HOH
992
E
HOH
993
3
HOH
HOH
993
E
HOH
997
3
HOH
HOH
997
E
HOH
998
3
HOH
HOH
998
E
HOH
999
3
HOH
HOH
999
E
HOH
803
3
HOH
HOH
803
I
HOH
808
3
HOH
HOH
808
I
HOH
904
3
HOH
HOH
904
I
HOH
906
3
HOH
HOH
906
I
HOH
911
3
HOH
HOH
911
I
HOH
914
3
HOH
HOH
914
I
HOH
915
3
HOH
HOH
915
I
HOH
919
3
HOH
HOH
919
I
HOH
920
3
HOH
HOH
920
I
HOH
937
3
HOH
HOH
937
I
HOH
950
3
HOH
HOH
950
I
HOH
954
3
HOH
HOH
954
I
HOH
994
3
HOH
HOH
994
I
HOH
995
3
HOH
HOH
995
I
ILE
16
n
1
ILE
16
E
VAL
17
n
2
VAL
17
E
GLY
18
n
3
GLY
18
E
GLY
19
n
4
GLY
19
E
TYR
20
n
5
TYR
20
E
THR
21
n
6
THR
21
E
CYS
22
n
7
CYS
22
E
GLY
23
n
8
GLY
23
E
ALA
24
n
9
ALA
24
E
ASN
25
n
10
ASN
25
E
THR
26
n
11
THR
26
E
VAL
27
n
12
VAL
27
E
PRO
28
n
13
PRO
28
E
TYR
29
n
14
TYR
29
E
GLN
30
n
15
GLN
30
E
VAL
31
n
16
VAL
31
E
SER
32
n
17
SER
32
E
LEU
33
n
18
LEU
33
E
ASN
34
n
19
ASN
34
E
SER
37
n
20
SER
37
E
GLY
38
n
21
GLY
38
E
TYR
39
n
22
TYR
39
E
HIS
40
n
23
HIS
40
E
PHE
41
n
24
PHE
41
E
CYS
42
n
25
CYS
42
E
GLY
43
n
26
GLY
43
E
GLY
44
n
27
GLY
44
E
SER
45
n
28
SER
45
E
LEU
46
n
29
LEU
46
E
ILE
47
n
30
ILE
47
E
ASN
48
n
31
ASN
48
E
SER
49
n
32
SER
49
E
GLN
50
n
33
GLN
50
E
TRP
51
n
34
TRP
51
E
VAL
52
n
35
VAL
52
E
VAL
53
n
36
VAL
53
E
SER
54
n
37
SER
54
E
ALA
55
n
38
ALA
55
E
ALA
56
n
39
ALA
56
E
HIS
57
n
40
HIS
57
E
CYS
58
n
41
CYS
58
E
TYR
59
n
42
TYR
59
E
LYS
60
n
43
LYS
60
E
SER
61
n
44
SER
61
E
GLY
62
n
45
GLY
62
E
ILE
63
n
46
ILE
63
E
GLN
64
n
47
GLN
64
E
VAL
65
n
48
VAL
65
E
ARG
66
n
49
ARG
66
E
LEU
67
n
50
LEU
67
E
GLY
69
n
51
GLY
69
E
GLU
70
n
52
GLU
70
E
ASP
71
n
53
ASP
71
E
ASN
72
n
54
ASN
72
E
ILE
73
n
55
ILE
73
E
ASN
74
n
56
ASN
74
E
VAL
75
n
57
VAL
75
E
VAL
76
n
58
VAL
76
E
GLU
77
n
59
GLU
77
E
GLY
78
n
60
GLY
78
E
ASN
79
n
61
ASN
79
E
GLU
80
n
62
GLU
80
E
GLN
81
n
63
GLN
81
E
PHE
82
n
64
PHE
82
E
ILE
83
n
65
ILE
83
E
SER
84
n
66
SER
84
E
ALA
85
n
67
ALA
85
E
SER
86
n
68
SER
86
E
LYS
87
n
69
LYS
87
E
SER
88
n
70
SER
88
E
ILE
89
n
71
ILE
89
E
VAL
90
n
72
VAL
90
E
HIS
91
n
73
HIS
91
E
PRO
92
n
74
PRO
92
E
SER
93
n
75
SER
93
E
TYR
94
n
76
TYR
94
E
ASN
95
n
77
ASN
95
E
SER
96
n
78
SER
96
E
ASN
97
n
79
ASN
97
E
THR
98
n
80
THR
98
E
LEU
99
n
81
LEU
99
E
ASN
100
n
82
ASN
100
E
ASN
101
n
83
ASN
101
E
ASP
102
n
84
ASP
102
E
ILE
103
n
85
ILE
103
E
MET
104
n
86
MET
104
E
LEU
105
n
87
LEU
105
E
ILE
106
n
88
ILE
106
E
LYS
107
n
89
LYS
107
E
LEU
108
n
90
LEU
108
E
LYS
109
n
91
LYS
109
E
SER
110
n
92
SER
110
E
ALA
111
n
93
ALA
111
E
ALA
112
n
94
ALA
112
E
SER
113
n
95
SER
113
E
LEU
114
n
96
LEU
114
E
ASN
115
n
97
ASN
115
E
SER
116
n
98
SER
116
E
ARG
117
n
99
ARG
117
E
VAL
118
n
100
VAL
118
E
ALA
119
n
101
ALA
119
E
SER
120
n
102
SER
120
E
ILE
121
n
103
ILE
121
E
SER
122
n
104
SER
122
E
LEU
123
n
105
LEU
123
E
PRO
124
n
106
PRO
124
E
THR
125
n
107
THR
125
E
SER
127
n
108
SER
127
E
CYS
128
n
109
CYS
128
E
ALA
129
n
110
ALA
129
E
SER
130
n
111
SER
130
E
ALA
132
n
112
ALA
132
E
GLY
133
n
113
GLY
133
E
THR
134
n
114
THR
134
E
GLN
135
n
115
GLN
135
E
CYS
136
n
116
CYS
136
E
LEU
137
n
117
LEU
137
E
ILE
138
n
118
ILE
138
E
SER
139
n
119
SER
139
E
GLY
140
n
120
GLY
140
E
TRP
141
n
121
TRP
141
E
GLY
142
n
122
GLY
142
E
ASN
143
n
123
ASN
143
E
THR
144
n
124
THR
144
E
LYS
145
n
125
LYS
145
E
SER
146
n
126
SER
146
E
SER
147
n
127
SER
147
E
GLY
148
n
128
GLY
148
E
THR
149
n
129
THR
149
E
SER
150
n
130
SER
150
E
TYR
151
n
131
TYR
151
E
PRO
152
n
132
PRO
152
E
ASP
153
n
133
ASP
153
E
VAL
154
n
134
VAL
154
E
LEU
155
n
135
LEU
155
E
LYS
156
n
136
LYS
156
E
CYS
157
n
137
CYS
157
E
LEU
158
n
138
LEU
158
E
LYS
159
n
139
LYS
159
E
ALA
160
n
140
ALA
160
E
PRO
161
n
141
PRO
161
E
ILE
162
n
142
ILE
162
E
LEU
163
n
143
LEU
163
E
SER
164
n
144
SER
164
E
ASP
165
n
145
ASP
165
E
SER
166
n
146
SER
166
E
SER
167
n
147
SER
167
E
CYS
168
n
148
CYS
168
E
LYS
169
n
149
LYS
169
E
SER
170
n
150
SER
170
E
ALA
171
n
151
ALA
171
E
TYR
172
n
152
TYR
172
E
PRO
173
n
153
PRO
173
E
GLY
174
n
154
GLY
174
E
GLN
175
n
155
GLN
175
E
ILE
176
n
156
ILE
176
E
THR
177
n
157
THR
177
E
SER
178
n
158
SER
178
E
ASN
179
n
159
ASN
179
E
MET
180
n
160
MET
180
E
PHE
181
n
161
PHE
181
E
CYS
182
n
162
CYS
182
E
ALA
183
n
163
ALA
183
E
GLY
184
n
164
A
GLY
184
E
TYR
184
n
165
TYR
184
E
LEU
185
n
166
LEU
185
E
GLU
186
n
167
GLU
186
E
GLY
187
n
168
GLY
187
E
GLY
188
n
169
A
GLY
188
E
LYS
188
n
170
LYS
188
E
ASP
189
n
171
ASP
189
E
SER
190
n
172
SER
190
E
CYS
191
n
173
CYS
191
E
GLN
192
n
174
GLN
192
E
GLY
193
n
175
GLY
193
E
ASP
194
n
176
ASP
194
E
SER
195
n
177
SER
195
E
GLY
196
n
178
GLY
196
E
GLY
197
n
179
GLY
197
E
PRO
198
n
180
PRO
198
E
VAL
199
n
181
VAL
199
E
VAL
200
n
182
VAL
200
E
CYS
201
n
183
CYS
201
E
SER
202
n
184
SER
202
E
GLY
203
n
185
GLY
203
E
LYS
204
n
186
LYS
204
E
LEU
209
n
187
LEU
209
E
GLN
210
n
188
GLN
210
E
GLY
211
n
189
GLY
211
E
ILE
212
n
190
ILE
212
E
VAL
213
n
191
VAL
213
E
SER
214
n
192
SER
214
E
TRP
215
n
193
TRP
215
E
GLY
216
n
194
GLY
216
E
SER
217
n
195
SER
217
E
GLY
219
n
196
GLY
219
E
CYS
220
n
197
CYS
220
E
ALA
221
n
198
A
ALA
221
E
GLN
221
n
199
GLN
221
E
LYS
222
n
200
LYS
222
E
ASN
223
n
201
ASN
223
E
LYS
224
n
202
LYS
224
E
PRO
225
n
203
PRO
225
E
GLY
226
n
204
GLY
226
E
VAL
227
n
205
VAL
227
E
TYR
228
n
206
TYR
228
E
THR
229
n
207
THR
229
E
LYS
230
n
208
LYS
230
E
VAL
231
n
209
VAL
231
E
CYS
232
n
210
CYS
232
E
ASN
233
n
211
ASN
233
E
TYR
234
n
212
TYR
234
E
VAL
235
n
213
VAL
235
E
SER
236
n
214
SER
236
E
TRP
237
n
215
TRP
237
E
ILE
238
n
216
ILE
238
E
LYS
239
n
217
LYS
239
E
GLN
240
n
218
GLN
240
E
THR
241
n
219
THR
241
E
ILE
242
n
220
ILE
242
E
ALA
243
n
221
ALA
243
E
SER
244
n
222
SER
244
E
ASN
245
n
223
ASN
245
E
ARG
1
n
1
ARG
1
I
VAL
2
n
2
VAL
2
I
CYS
3
n
3
CYS
3
I
PRO
4
n
4
PRO
4
I
ARG
5
n
5
ARG
5
I
ILE
6
n
6
ILE
6
I
LEU
7
n
7
LEU
7
I
MET
8
n
8
MET
8
I
GLU
9
n
9
GLU
9
I
CYS
10
n
10
CYS
10
I
LYS
11
n
11
LYS
11
I
LYS
12
n
12
LYS
12
I
ASP
13
n
13
ASP
13
I
SER
14
n
14
SER
14
I
ASP
15
n
15
ASP
15
I
CYS
16
n
16
CYS
16
I
LEU
17
n
17
LEU
17
I
ALA
18
n
18
ALA
18
I
GLU
19
n
19
GLU
19
I
CYS
20
n
20
CYS
20
I
VAL
21
n
21
VAL
21
I
CYS
22
n
22
CYS
22
I
LEU
23
n
23
LEU
23
I
GLU
24
n
24
GLU
24
I
HIS
25
n
25
HIS
25
I
GLY
26
n
26
GLY
26
I
TYR
27
n
27
TYR
27
I
CYS
28
n
28
CYS
28
I
GLY
29
n
29
GLY
29
I
author_and_software_defined_assembly
PISA
2
dimeric
1680
-7
9920
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
E
N
ALA
183
A
N
ALA
163
E
O
GLY
226
A
O
GLY
204
E
N
THR
229
A
N
THR
207
E
O
ILE
212
A
O
ILE
190
E
O
GLY
211
A
O
GLY
189
E
N
VAL
199
A
N
VAL
181
E
O
VAL
200
A
O
VAL
182
E
N
LEU
137
A
N
LEU
117
E
N
GLY
140
A
N
GLY
120
E
O
LYS
156
A
O
LYS
136
E
N
CYS
157
A
N
CYS
137
E
O
TYR
20
A
O
TYR
5
E
N
ALA
183
A
N
ALA
163
E
O
GLY
226
A
O
GLY
204
E
N
THR
229
A
N
THR
207
E
O
ILE
212
A
O
ILE
190
E
O
GLY
216
A
O
GLY
194
I
N
CYS
3
B
N
CYS
3
E
O
LEU
33
A
O
LEU
18
E
N
PHE
41
A
N
PHE
24
E
O
SER
45
A
O
SER
28
E
N
VAL
53
A
N
VAL
36
E
O
SER
54
A
O
SER
37
E
N
MET
104
A
N
MET
86
E
O
LYS
107
A
O
LYS
89
E
N
SER
86
A
N
SER
68
E
N
ILE
83
A
N
ILE
65
E
O
VAL
65
A
O
VAL
48
E
N
ARG
66
A
N
ARG
49
E
O
SER
32
A
O
SER
17
I
N
VAL
21
B
N
VAL
21
I
O
GLY
29
B
O
GLY
29
1
E
N
VAL
76
A
N
VAL
58
0
Y
1
E
CD
LYS
87
A
CD
LYS
69
0
Y
1
E
CE
LYS
145
A
CE
LYS
125
0
Y
1
E
NZ
LYS
145
A
NZ
LYS
125
0
Y
1
E
OG
SER
147
A
OG
SER
127
0
Y
1
E
OD1
ASP
165
A
OD1
ASP
145
0
Y
1
E
OD2
ASP
165
A
OD2
ASP
145
0
Y
1
E
NZ
LYS
169
A
NZ
LYS
149
0
Y
1
E
CG
GLU
186
A
CG
GLU
167
0
Y
1
E
CD
GLU
186
A
CD
GLU
167
0
Y
1
E
OE1
GLU
186
A
OE1
GLU
167
0
Y
1
E
OE2
GLU
186
A
OE2
GLU
167
0
Y
1
E
NZ
LYS
188
A
NZ
LYS
170
0
Y
1
I
CD
LYS
11
B
CD
LYS
11
0
Y
1
I
CD
GLU
24
B
CD
GLU
24
0
Y
1
I
OE1
GLU
24
B
OE1
GLU
24
0
Y
1
I
OE2
GLU
24
B
OE2
GLU
24
0
Y
1
E
THR
21
11.37
1
E
LEU
33
10.94
1
E
SER
37
12.96
1
E
ILE
47
-11.21
1
E
CYS
58
11.28
1
E
GLU
70
-10.21
1
E
VAL
76
10.18
1
E
GLY
78
-10.03
1
E
LYS
109
-11.04
1
E
ALA
111
-10.06
1
E
SER
120
12.62
1
E
SER
167
-10.36
1
E
MET
180
-10.99
1
E
PRO
198
-13.59
1
I
LEU
17
-10.45
1
I
GLU
19
-11.24
1
E
E
GLU
ASP
70
71
149.88
1
E
TYR
39
0.095
SIDE CHAIN
1
E
TYR
59
0.071
SIDE CHAIN
1
E
TYR
228
0.063
SIDE CHAIN
1
-9.13
1.50
110.50
101.37
E
E
E
N
CA
CB
SER
SER
SER
61
61
61
N
1
3.11
0.50
120.30
123.41
E
E
E
NE
CZ
NH1
ARG
ARG
ARG
117
117
117
N
1
-4.40
0.60
121.00
116.60
E
E
E
CB
CG
CD1
TYR
TYR
TYR
151
151
151
N
1
-13.29
2.10
122.30
109.01
E
E
E
C
N
CA
PRO
GLY
GLY
173
174
174
Y
1
7.48
0.50
120.30
127.78
I
I
I
NE
CZ
NH1
ARG
ARG
ARG
1
1
1
N
1
-9.35
0.50
120.30
110.95
I
I
I
NE
CZ
NH2
ARG
ARG
ARG
1
1
1
N
1
-7.46
1.20
123.30
115.84
I
I
I
OE1
CD
OE2
GLU
GLU
GLU
9
9
9
N
1
E
E
NE1
CE2
TRP
TRP
141
141
-0.083
0.013
1.371
1.288
N
1
E
E
NE1
CE2
TRP
TRP
215
215
-0.107
0.013
1.371
1.264
N
1
E
E
NE1
CE2
TRP
TRP
237
237
-0.094
0.013
1.371
1.277
N
1
E
E
O
O
HOH
HOH
968
970
0.15
1_555
3_555
1
E
ASN
115
-149.00
-157.34
1
E
SER
195
-37.55
140.24
1
E
SER
214
-123.99
-65.57
1
I
ALA
18
55.88
-127.27
0.151
2.0
6.0
1
2.0
6.0
140
1991
0
0
1851
0.020
2.70
phasing
SQUASH
refinement
EREF
TRYPSIN (E.C.3.4.21.4) COMPLEX WITH (CUCURBITA MAXIMA) TRYPSIN INHIBITOR (CMTI-I)
THE REFINED 2.0 ANGSTROMS X-RAY CRYSTAL STRUCTURE OF THE COMPLEX FORMED BETWEEN BOVINE BETA-TRYPSIN AND CMTI-I, A TRYPSIN INHIBITOR FROM SQUASH SEEDS (CUCURBITA MAXIMA): TOPOLOGICAL SIMILARITY OF THE SQUASH SEED INHIBITORS WITH THE CARBOXYPEPTIDASE A INHIBITOR FROM POTATOES
1
N
N
2
N
N
3
N
N
3
N
N
E
ALA
55
A
ALA
38
HELX_P
E
TYR
59
A
TYR
42
5
1
5
E
SER
164
A
SER
144
HELX_P
E
TYR
172
A
TYR
152
1
2
9
E
TYR
234
A
TYR
212
HELX_P
E
SER
244
A
SER
222
1
3
11
I
LYS
12
B
LYS
12
HELX_P
I
CYS
16
B
CYS
16
5
4
5
disulf
1.998
E
CYS
22
A
SG
CYS
7
1_555
E
CYS
157
A
SG
CYS
137
1_555
disulf
1.988
E
CYS
42
A
SG
CYS
25
1_555
E
CYS
58
A
SG
CYS
41
1_555
disulf
2.053
E
CYS
128
A
SG
CYS
109
1_555
E
CYS
232
A
SG
CYS
210
1_555
disulf
2.048
E
CYS
136
A
SG
CYS
116
1_555
E
CYS
201
A
SG
CYS
183
1_555
disulf
1.995
E
CYS
168
A
SG
CYS
148
1_555
E
CYS
182
A
SG
CYS
162
1_555
disulf
2.008
E
CYS
191
A
SG
CYS
173
1_555
E
CYS
220
A
SG
CYS
197
1_555
disulf
2.011
I
CYS
3
B
SG
CYS
3
1_555
I
CYS
20
B
SG
CYS
20
1_555
disulf
2.092
I
CYS
10
B
SG
CYS
10
1_555
I
CYS
22
B
SG
CYS
22
1_555
disulf
2.073
I
CYS
16
B
SG
CYS
16
1_555
I
CYS
28
B
SG
CYS
28
1_555
HYDROLASE/HYDROLASE INHIBITOR
SERINE PROTEINASE, HYDROLASE-HYDROLASE INHIBITOR COMPLEX
TRY1_BOVIN
UNP
1
1
P00760
FIFLALLGAAVAFPVDDDDKIVGGYTCGANTVPYQVSLNSGYHFCGGSLINSQWVVSAAHCYKSGIQVRLGEDNINVVEG
NEQFISASKSIVHPSYNSNTLNNDIMLIKLKSAASLNSRVASISLPTSCASAGTQCLISGWGNTKSSGTSYPDVLKCLKA
PILSDSSCKSAYPGQITSNMFCAGYLEGGKDSCQGDSGGPVVCSGKLQGIVSWGSGCAQKNKPGVYTKVCNYVSWIKQTI
ASN
ITR1_CUCMA
UNP
2
1
P01074
RVCPRILMECKKDSDCLAECVCLEHGYCG
21
243
1PPE
16
245
P00760
E
1
1
223
1
29
1PPE
1
29
P01074
I
2
1
29
7
4
7
2
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
anti-parallel
anti-parallel
E
MET
180
A
MET
160
E
ALA
183
A
ALA
163
E
GLY
226
A
GLY
204
E
LYS
230
A
LYS
208
E
LYS
204
A
LYS
186
E
GLY
216
A
GLY
194
E
PRO
198
A
PRO
180
E
CYS
201
A
CYS
183
E
GLN
135
A
GLN
115
E
GLY
140
A
GLY
120
E
LYS
156
A
LYS
136
E
PRO
161
A
PRO
141
E
TYR
20
A
TYR
5
E
THR
21
A
THR
6
E
MET
180
A
MET
160
E
ALA
183
A
ALA
163
E
GLY
226
A
GLY
204
E
LYS
230
A
LYS
208
E
LYS
204
A
LYS
186
E
GLY
216
A
GLY
194
I
CYS
3
B
CYS
3
I
PRO
4
B
PRO
4
E
GLN
30
A
GLN
15
E
ASN
34
A
ASN
19
E
HIS
40
A
HIS
23
E
LEU
46
A
LEU
29
E
TRP
51
A
TRP
34
E
SER
54
A
SER
37
E
MET
104
A
MET
86
E
LEU
108
A
LEU
90
E
GLN
81
A
GLN
63
E
VAL
90
A
VAL
72
E
GLN
64
A
GLN
47
E
LEU
67
A
LEU
50
E
GLN
30
A
GLN
15
E
ASN
34
A
ASN
19
I
VAL
21
B
VAL
21
I
CYS
22
B
CYS
22
I
CYS
28
B
CYS
28
I
GLY
29
B
GLY
29
19
P 21 21 21