0.013387
0.007729
0.000000
0.000000
0.015458
0.000000
0.000000
0.000000
0.012663
0.00000
0.00000
0.00000
Garcia-Pino, A.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
6
90.00
90.00
120.00
74.699
74.699
78.970
C2 H3 O2 -1
59.044
ACETATE ION
non-polymer
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
C H2 O2
46.025
FORMIC ACID
non-polymer
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
C3 H8 O3
92.094
GLYCEROL
GLYCERIN; PROPANE-1,2,3-TRIOL
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
C8 H15 N O6
221.208
2-acetamido-2-deoxy-beta-D-glucopyranose
D-saccharide, beta 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
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
286
43726
43734
10.1074/jbc.M111.291310
22027836
The plasticity of the beta-Trefoil fold constitutes an evolutionary platform for protease inhibition
2011
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
2005-06-04
MAR CCD 165 mm
GRAPHITE
SINGLE WAVELENGTH
M
x-ray
1
0.9150
1.0
BW7A
EMBL/DESY, HAMBURG
0.9150
SYNCHROTRON
EMBL/DESY, HAMBURG BEAMLINE BW7A
20682.906
Latex serine proteinase inhibitor
2
nat
polymer
221.208
2-acetamido-2-deoxy-beta-D-glucopyranose
2
man
non-polymer
59.044
ACETATE ION
5
syn
non-polymer
92.094
GLYCEROL
1
syn
non-polymer
46.025
FORMIC ACID
2
syn
non-polymer
18.015
water
91
nat
water
no
no
VAPKPIVDIDGKPVLYGVDYFVVSAIWGAGGGGLTVYGPGNKKKCPLSVVQDPFDNGEPIIFSAIKNVKDNIVRESVDLN
VKFNITINCNETTAWKVDRFPGVIGWTVTLGGEKGYHGFESTHSMFKIKKAGLPFSYKFHFCPSYPRTRLIPCNNVDIFF
DKYRIRRLILTNDAKEFVFIKTNR
VAPKPIVDIDGKPVLYGVDYFVVSAIWGAGGGGLTVYGPGNKKKCPLSVVQDPFDNGEPIIFSAIKNVKDNIVRESVDLN
VKFNITINCNETTAWKVDRFPGVIGWTVTLGGEKGYHGFESTHSMFKIKKAGLPFSYKFHFCPSYPRTRLIPCNNVDIFF
DKYRIRRLILTNDAKEFVFIKTNR
A,B
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
mamon
PPI was extracted from C. papaya latex
sample
3649
Carica papaya
1
3.08
60.00
VAPOR DIFFUSION, HANGING DROP
4.5
1.5 M sodium formate, 0.1 M sodium acetate, 0.1 M ammonium sulphate, pH 4.5, VAPOR DIFFUSION, HANGING DROP, temperature 293.0K
293.0
software
chem_comp
diffrn_source
entity
pdbx_chem_comp_identifier
pdbx_entity_nonpoly
struct_conn
struct_ref_seq_dif
struct_site
struct_site_gen
repository
Initial release
Carbohydrate remediation
repository
Remediation
Database references
Refinement description
Data collection
Database references
Derived calculations
Structure summary
1
0
2011-11-02
1
1
2013-06-19
1
2
2017-11-08
1
3
2020-07-29
_software.name
_chem_comp.name
_chem_comp.type
_diffrn_source.pdbx_synchrotron_site
_entity.pdbx_description
_pdbx_entity_nonpoly.name
_struct_conn.pdbx_leaving_atom_flag
_struct_conn.pdbx_role
_struct_ref_seq_dif.details
DGlcpNAcb
N-acetyl-b-D-glucopyranosamine
b-D-GlcpNAc
GlcNAc
RCSB
Y
RCSB
2011-05-29
REL
REL
NAG
2-acetamido-2-deoxy-beta-D-glucopyranose
ACT
ACETATE ION
GOL
GLYCEROL
FMT
FORMIC ACID
HOH
water
NAG
1
2
NAG
NAG
185
A
ACT
3
3
ACT
ACT
186
A
GOL
1
4
GOL
GOL
187
A
FMT
1
5
FMT
FMT
188
A
NAG
101
2
NAG
NAG
185
B
ACT
1
3
ACT
ACT
186
B
ACT
2
3
ACT
ACT
187
B
ACT
4
3
ACT
ACT
188
B
ACT
5
3
ACT
ACT
189
B
FMT
2
5
FMT
FMT
190
B
HOH
4
6
HOH
HOH
189
A
HOH
5
6
HOH
HOH
190
A
HOH
6
6
HOH
HOH
191
A
HOH
8
6
HOH
HOH
192
A
HOH
9
6
HOH
HOH
193
A
HOH
10
6
HOH
HOH
194
A
HOH
12
6
HOH
HOH
195
A
HOH
14
6
HOH
HOH
196
A
HOH
15
6
HOH
HOH
197
A
HOH
16
6
HOH
HOH
198
A
HOH
18
6
HOH
HOH
199
A
HOH
20
6
HOH
HOH
200
A
HOH
21
6
HOH
HOH
201
A
HOH
22
6
HOH
HOH
202
A
HOH
25
6
HOH
HOH
203
A
HOH
32
6
HOH
HOH
204
A
HOH
33
6
HOH
HOH
205
A
HOH
34
6
HOH
HOH
206
A
HOH
35
6
HOH
HOH
207
A
HOH
36
6
HOH
HOH
208
A
HOH
37
6
HOH
HOH
209
A
HOH
39
6
HOH
HOH
210
A
HOH
40
6
HOH
HOH
211
A
HOH
42
6
HOH
HOH
212
A
HOH
45
6
HOH
HOH
213
A
HOH
46
6
HOH
HOH
214
A
HOH
47
6
HOH
HOH
215
A
HOH
49
6
HOH
HOH
216
A
HOH
50
6
HOH
HOH
217
A
HOH
51
6
HOH
HOH
218
A
HOH
52
6
HOH
HOH
219
A
HOH
57
6
HOH
HOH
220
A
HOH
58
6
HOH
HOH
221
A
HOH
59
6
HOH
HOH
222
A
HOH
63
6
HOH
HOH
223
A
HOH
64
6
HOH
HOH
224
A
HOH
65
6
HOH
HOH
225
A
HOH
66
6
HOH
HOH
226
A
HOH
67
6
HOH
HOH
227
A
HOH
68
6
HOH
HOH
228
A
HOH
79
6
HOH
HOH
229
A
HOH
80
6
HOH
HOH
230
A
HOH
81
6
HOH
HOH
231
A
HOH
83
6
HOH
HOH
232
A
HOH
87
6
HOH
HOH
233
A
HOH
89
6
HOH
HOH
234
A
HOH
90
6
HOH
HOH
235
A
HOH
91
6
HOH
HOH
236
A
HOH
92
6
HOH
HOH
237
A
HOH
93
6
HOH
HOH
238
A
HOH
95
6
HOH
HOH
239
A
HOH
96
6
HOH
HOH
240
A
HOH
97
6
HOH
HOH
241
A
HOH
1
6
HOH
HOH
191
B
HOH
2
6
HOH
HOH
192
B
HOH
7
6
HOH
HOH
193
B
HOH
11
6
HOH
HOH
194
B
HOH
13
6
HOH
HOH
195
B
HOH
19
6
HOH
HOH
196
B
HOH
24
6
HOH
HOH
197
B
HOH
26
6
HOH
HOH
198
B
HOH
28
6
HOH
HOH
199
B
HOH
29
6
HOH
HOH
200
B
HOH
31
6
HOH
HOH
201
B
HOH
38
6
HOH
HOH
202
B
HOH
41
6
HOH
HOH
203
B
HOH
43
6
HOH
HOH
204
B
HOH
44
6
HOH
HOH
205
B
HOH
48
6
HOH
HOH
206
B
HOH
53
6
HOH
HOH
207
B
HOH
54
6
HOH
HOH
208
B
HOH
55
6
HOH
HOH
209
B
HOH
56
6
HOH
HOH
210
B
HOH
60
6
HOH
HOH
211
B
HOH
61
6
HOH
HOH
212
B
HOH
62
6
HOH
HOH
213
B
HOH
69
6
HOH
HOH
214
B
HOH
70
6
HOH
HOH
215
B
HOH
72
6
HOH
HOH
216
B
HOH
73
6
HOH
HOH
217
B
HOH
75
6
HOH
HOH
218
B
HOH
76
6
HOH
HOH
219
B
HOH
77
6
HOH
HOH
220
B
HOH
78
6
HOH
HOH
221
B
HOH
82
6
HOH
HOH
222
B
HOH
84
6
HOH
HOH
223
B
HOH
85
6
HOH
HOH
224
B
HOH
86
6
HOH
HOH
225
B
HOH
88
6
HOH
HOH
226
B
HOH
94
6
HOH
HOH
227
B
HOH
98
6
HOH
HOH
228
B
n
1
1
A
ALA
2
n
2
ALA
2
A
PRO
3
n
3
PRO
3
A
LYS
4
n
4
LYS
4
A
PRO
5
n
5
PRO
5
A
ILE
6
n
6
ILE
6
A
VAL
7
n
7
VAL
7
A
ASP
8
n
8
ASP
8
A
ILE
9
n
9
ILE
9
A
ASP
10
n
10
ASP
10
A
GLY
11
n
11
GLY
11
A
LYS
12
n
12
LYS
12
A
PRO
13
n
13
PRO
13
A
VAL
14
n
14
VAL
14
A
LEU
15
n
15
LEU
15
A
TYR
16
n
16
TYR
16
A
GLY
17
n
17
GLY
17
A
VAL
18
n
18
VAL
18
A
ASP
19
n
19
ASP
19
A
TYR
20
n
20
TYR
20
A
PHE
21
n
21
PHE
21
A
VAL
22
n
22
VAL
22
A
VAL
23
n
23
VAL
23
A
SER
24
n
24
SER
24
A
ALA
25
n
25
ALA
25
A
ILE
26
n
26
ILE
26
A
TRP
27
n
27
TRP
27
A
GLY
28
n
28
GLY
28
A
ALA
29
n
29
ALA
29
A
GLY
30
n
30
GLY
30
A
GLY
31
n
31
GLY
31
A
GLY
32
n
32
GLY
32
A
GLY
33
n
33
GLY
33
A
LEU
34
n
34
LEU
34
A
THR
35
n
35
THR
35
A
VAL
36
n
36
VAL
36
A
TYR
37
n
37
TYR
37
A
GLY
38
n
38
GLY
38
A
PRO
39
n
39
PRO
39
A
GLY
40
n
40
GLY
40
A
ASN
41
n
41
ASN
41
A
LYS
42
n
42
LYS
42
A
LYS
43
n
43
LYS
43
A
LYS
44
n
44
LYS
44
A
CYS
45
n
45
CYS
45
A
PRO
46
n
46
PRO
46
A
LEU
47
n
47
LEU
47
A
SER
48
n
48
SER
48
A
VAL
49
n
49
VAL
49
A
VAL
50
n
50
VAL
50
A
GLN
51
n
51
GLN
51
A
ASP
52
n
52
ASP
52
A
PRO
53
n
53
PRO
53
A
PHE
54
n
54
PHE
54
A
ASP
55
n
55
ASP
55
A
ASN
56
n
56
ASN
56
A
GLY
57
n
57
GLY
57
A
GLU
58
n
58
GLU
58
A
PRO
59
n
59
PRO
59
A
ILE
60
n
60
ILE
60
A
ILE
61
n
61
ILE
61
A
PHE
62
n
62
PHE
62
A
SER
63
n
63
SER
63
A
ALA
64
n
64
ALA
64
A
ILE
65
n
65
ILE
65
A
LYS
66
n
66
LYS
66
A
ASN
67
n
67
ASN
67
A
VAL
68
n
68
VAL
68
A
LYS
69
n
69
LYS
69
A
ASP
70
n
70
ASP
70
A
ASN
71
n
71
ASN
71
A
ILE
72
n
72
ILE
72
A
VAL
73
n
73
VAL
73
A
ARG
74
n
74
ARG
74
A
GLU
75
n
75
GLU
75
A
SER
76
n
76
SER
76
A
VAL
77
n
77
VAL
77
A
ASP
78
n
78
ASP
78
A
LEU
79
n
79
LEU
79
A
ASN
80
n
80
ASN
80
A
VAL
81
n
81
VAL
81
A
LYS
82
n
82
LYS
82
A
PHE
83
n
83
PHE
83
A
ASN
84
n
84
ASN
84
A
ILE
85
n
85
ILE
85
A
THR
86
n
86
THR
86
A
ILE
87
n
87
ILE
87
A
ASN
88
n
88
ASN
88
A
CYS
89
n
89
CYS
89
A
ASN
90
n
90
ASN
90
A
GLU
91
n
91
GLU
91
A
THR
92
n
92
THR
92
A
THR
93
n
93
THR
93
A
ALA
94
n
94
ALA
94
A
TRP
95
n
95
TRP
95
A
LYS
96
n
96
LYS
96
A
VAL
97
n
97
VAL
97
A
ASP
98
n
98
ASP
98
A
ARG
99
n
99
ARG
99
A
PHE
100
n
100
PHE
100
A
PRO
101
n
101
PRO
101
A
GLY
102
n
102
GLY
102
A
VAL
103
n
103
VAL
103
A
ILE
104
n
104
ILE
104
A
GLY
105
n
105
GLY
105
A
TRP
106
n
106
TRP
106
A
THR
107
n
107
THR
107
A
VAL
108
n
108
VAL
108
A
THR
109
n
109
THR
109
A
LEU
110
n
110
LEU
110
A
GLY
111
n
111
GLY
111
A
GLY
112
n
112
GLY
112
A
GLU
113
n
113
GLU
113
A
LYS
114
n
114
LYS
114
A
GLY
115
n
115
GLY
115
A
TYR
116
n
116
TYR
116
A
HIS
117
n
117
HIS
117
A
GLY
118
n
118
GLY
118
A
PHE
119
n
119
PHE
119
A
GLU
120
n
120
GLU
120
A
SER
121
n
121
SER
121
A
THR
122
n
122
THR
122
A
HIS
123
n
123
HIS
123
A
SER
124
n
124
SER
124
A
MET
125
n
125
MET
125
A
PHE
126
n
126
PHE
126
A
LYS
127
n
127
LYS
127
A
ILE
128
n
128
ILE
128
A
LYS
129
n
129
LYS
129
A
LYS
130
n
130
LYS
130
A
ALA
131
n
131
ALA
131
A
GLY
132
n
132
GLY
132
A
LEU
133
n
133
LEU
133
A
PRO
134
n
134
PRO
134
A
PHE
135
n
135
PHE
135
A
SER
136
n
136
SER
136
A
TYR
137
n
137
TYR
137
A
LYS
138
n
138
LYS
138
A
PHE
139
n
139
PHE
139
A
HIS
140
n
140
HIS
140
A
PHE
141
n
141
PHE
141
A
CYS
142
n
142
CYS
142
A
PRO
143
n
143
PRO
143
A
SER
144
n
144
SER
144
A
TYR
145
n
145
TYR
145
A
PRO
146
n
146
PRO
146
A
ARG
147
n
147
ARG
147
A
THR
148
n
148
THR
148
A
ARG
149
n
149
ARG
149
A
LEU
150
n
150
LEU
150
A
ILE
151
n
151
ILE
151
A
PRO
152
n
152
PRO
152
A
CYS
153
n
153
CYS
153
A
ASN
154
n
154
ASN
154
A
ASN
155
n
155
ASN
155
A
VAL
156
n
156
VAL
156
A
ASP
157
n
157
ASP
157
A
ILE
158
n
158
ILE
158
A
PHE
159
n
159
PHE
159
A
PHE
160
n
160
PHE
160
A
ASP
161
n
161
ASP
161
A
LYS
162
n
162
LYS
162
A
TYR
163
n
163
TYR
163
A
ARG
164
n
164
ARG
164
A
ILE
165
n
165
ILE
165
A
ARG
166
n
166
ARG
166
A
ARG
167
n
167
ARG
167
A
LEU
168
n
168
LEU
168
A
ILE
169
n
169
ILE
169
A
LEU
170
n
170
LEU
170
A
THR
171
n
171
THR
171
A
ASN
172
n
172
ASN
172
A
ASP
173
n
173
ASP
173
A
ALA
174
n
174
ALA
174
A
LYS
175
n
175
LYS
175
A
GLU
176
n
176
GLU
176
A
PHE
177
n
177
PHE
177
A
VAL
178
n
178
VAL
178
A
PHE
179
n
179
PHE
179
A
ILE
180
n
180
ILE
180
A
LYS
181
n
181
LYS
181
A
THR
182
n
182
THR
182
A
ASN
183
n
183
ASN
183
A
n
184
184
A
n
1
1
B
n
2
2
B
PRO
3
n
3
PRO
3
B
LYS
4
n
4
LYS
4
B
PRO
5
n
5
PRO
5
B
ILE
6
n
6
ILE
6
B
VAL
7
n
7
VAL
7
B
ASP
8
n
8
ASP
8
B
ILE
9
n
9
ILE
9
B
ASP
10
n
10
ASP
10
B
GLY
11
n
11
GLY
11
B
LYS
12
n
12
LYS
12
B
PRO
13
n
13
PRO
13
B
VAL
14
n
14
VAL
14
B
LEU
15
n
15
LEU
15
B
TYR
16
n
16
TYR
16
B
GLY
17
n
17
GLY
17
B
VAL
18
n
18
VAL
18
B
ASP
19
n
19
ASP
19
B
TYR
20
n
20
TYR
20
B
PHE
21
n
21
PHE
21
B
VAL
22
n
22
VAL
22
B
VAL
23
n
23
VAL
23
B
SER
24
n
24
SER
24
B
ALA
25
n
25
ALA
25
B
ILE
26
n
26
ILE
26
B
TRP
27
n
27
TRP
27
B
GLY
28
n
28
GLY
28
B
ALA
29
n
29
ALA
29
B
GLY
30
n
30
GLY
30
B
GLY
31
n
31
GLY
31
B
GLY
32
n
32
GLY
32
B
GLY
33
n
33
GLY
33
B
LEU
34
n
34
LEU
34
B
THR
35
n
35
THR
35
B
VAL
36
n
36
VAL
36
B
TYR
37
n
37
TYR
37
B
GLY
38
n
38
GLY
38
B
PRO
39
n
39
PRO
39
B
GLY
40
n
40
GLY
40
B
ASN
41
n
41
ASN
41
B
LYS
42
n
42
LYS
42
B
LYS
43
n
43
LYS
43
B
LYS
44
n
44
LYS
44
B
CYS
45
n
45
CYS
45
B
PRO
46
n
46
PRO
46
B
LEU
47
n
47
LEU
47
B
SER
48
n
48
SER
48
B
VAL
49
n
49
VAL
49
B
VAL
50
n
50
VAL
50
B
GLN
51
n
51
GLN
51
B
ASP
52
n
52
ASP
52
B
PRO
53
n
53
PRO
53
B
PHE
54
n
54
PHE
54
B
ASP
55
n
55
ASP
55
B
ASN
56
n
56
ASN
56
B
GLY
57
n
57
GLY
57
B
GLU
58
n
58
GLU
58
B
PRO
59
n
59
PRO
59
B
ILE
60
n
60
ILE
60
B
ILE
61
n
61
ILE
61
B
PHE
62
n
62
PHE
62
B
SER
63
n
63
SER
63
B
ALA
64
n
64
ALA
64
B
ILE
65
n
65
ILE
65
B
LYS
66
n
66
LYS
66
B
ASN
67
n
67
ASN
67
B
VAL
68
n
68
VAL
68
B
LYS
69
n
69
LYS
69
B
ASP
70
n
70
ASP
70
B
ASN
71
n
71
ASN
71
B
ILE
72
n
72
ILE
72
B
VAL
73
n
73
VAL
73
B
ARG
74
n
74
ARG
74
B
GLU
75
n
75
GLU
75
B
SER
76
n
76
SER
76
B
VAL
77
n
77
VAL
77
B
ASP
78
n
78
ASP
78
B
LEU
79
n
79
LEU
79
B
ASN
80
n
80
ASN
80
B
VAL
81
n
81
VAL
81
B
LYS
82
n
82
LYS
82
B
PHE
83
n
83
PHE
83
B
ASN
84
n
84
ASN
84
B
ILE
85
n
85
ILE
85
B
THR
86
n
86
THR
86
B
ILE
87
n
87
ILE
87
B
ASN
88
n
88
ASN
88
B
CYS
89
n
89
CYS
89
B
ASN
90
n
90
ASN
90
B
GLU
91
n
91
GLU
91
B
THR
92
n
92
THR
92
B
THR
93
n
93
THR
93
B
ALA
94
n
94
ALA
94
B
TRP
95
n
95
TRP
95
B
LYS
96
n
96
LYS
96
B
VAL
97
n
97
VAL
97
B
ASP
98
n
98
ASP
98
B
ARG
99
n
99
ARG
99
B
PHE
100
n
100
PHE
100
B
PRO
101
n
101
PRO
101
B
GLY
102
n
102
GLY
102
B
VAL
103
n
103
VAL
103
B
ILE
104
n
104
ILE
104
B
GLY
105
n
105
GLY
105
B
TRP
106
n
106
TRP
106
B
THR
107
n
107
THR
107
B
VAL
108
n
108
VAL
108
B
THR
109
n
109
THR
109
B
LEU
110
n
110
LEU
110
B
GLY
111
n
111
GLY
111
B
GLY
112
n
112
GLY
112
B
GLU
113
n
113
GLU
113
B
LYS
114
n
114
LYS
114
B
GLY
115
n
115
GLY
115
B
TYR
116
n
116
TYR
116
B
HIS
117
n
117
HIS
117
B
GLY
118
n
118
GLY
118
B
PHE
119
n
119
PHE
119
B
GLU
120
n
120
GLU
120
B
SER
121
n
121
SER
121
B
THR
122
n
122
THR
122
B
HIS
123
n
123
HIS
123
B
SER
124
n
124
SER
124
B
MET
125
n
125
MET
125
B
PHE
126
n
126
PHE
126
B
LYS
127
n
127
LYS
127
B
ILE
128
n
128
ILE
128
B
LYS
129
n
129
LYS
129
B
LYS
130
n
130
LYS
130
B
ALA
131
n
131
ALA
131
B
GLY
132
n
132
GLY
132
B
LEU
133
n
133
LEU
133
B
PRO
134
n
134
PRO
134
B
PHE
135
n
135
PHE
135
B
SER
136
n
136
SER
136
B
TYR
137
n
137
TYR
137
B
LYS
138
n
138
LYS
138
B
PHE
139
n
139
PHE
139
B
HIS
140
n
140
HIS
140
B
PHE
141
n
141
PHE
141
B
CYS
142
n
142
CYS
142
B
PRO
143
n
143
PRO
143
B
SER
144
n
144
SER
144
B
TYR
145
n
145
TYR
145
B
PRO
146
n
146
PRO
146
B
ARG
147
n
147
ARG
147
B
THR
148
n
148
THR
148
B
ARG
149
n
149
ARG
149
B
LEU
150
n
150
LEU
150
B
ILE
151
n
151
ILE
151
B
PRO
152
n
152
PRO
152
B
CYS
153
n
153
CYS
153
B
ASN
154
n
154
ASN
154
B
ASN
155
n
155
ASN
155
B
VAL
156
n
156
VAL
156
B
ASP
157
n
157
ASP
157
B
ILE
158
n
158
ILE
158
B
PHE
159
n
159
PHE
159
B
PHE
160
n
160
PHE
160
B
ASP
161
n
161
ASP
161
B
LYS
162
n
162
LYS
162
B
TYR
163
n
163
TYR
163
B
ARG
164
n
164
ARG
164
B
ILE
165
n
165
ILE
165
B
ARG
166
n
166
ARG
166
B
ARG
167
n
167
ARG
167
B
LEU
168
n
168
LEU
168
B
ILE
169
n
169
ILE
169
B
LEU
170
n
170
LEU
170
B
THR
171
n
171
THR
171
B
ASN
172
n
172
ASN
172
B
ASP
173
n
173
ASP
173
B
ALA
174
n
174
ALA
174
B
LYS
175
n
175
LYS
175
B
GLU
176
n
176
GLU
176
B
PHE
177
n
177
PHE
177
B
VAL
178
n
178
VAL
178
B
PHE
179
n
179
PHE
179
B
ILE
180
n
180
ILE
180
B
LYS
181
n
181
LYS
181
B
THR
182
n
182
THR
182
B
ASN
183
n
183
ASN
183
B
n
184
184
B
1.7866
-0.1208
0.4740
1.1946
-0.1520
2.3390
0.2911
0.1498
-0.2756
0.0011
-0.0748
-0.0728
0.3542
0.0740
-0.1117
0.3958
0.0235
0.0143
0.1652
0.0031
0.4095
refined
-7.7992
-16.9252
-1.2804
X-RAY DIFFRACTION
3.1108
-1.6531
-1.4378
1.2171
-0.2872
7.2274
-0.1640
-1.3754
0.1964
1.5504
0.2669
0.1329
0.3773
-0.6837
-0.2980
0.6644
-0.0071
0.0224
0.5770
-0.0317
0.3742
refined
-22.9944
-10.3274
17.8529
X-RAY DIFFRACTION
2.6430
-1.2514
-0.0206
1.9759
0.1889
2.4854
-0.0100
0.1690
-0.0448
0.0096
-0.1507
0.0677
-0.0971
-0.3742
0.1459
0.2614
0.0576
0.0097
0.2279
0.0018
0.3259
refined
-15.1881
-7.6334
-0.3601
X-RAY DIFFRACTION
1.0404
-0.4148
-0.2248
1.9732
-1.0311
1.8840
0.0610
-0.0857
-0.0508
0.0704
-0.1441
-0.3498
-0.1416
-0.0359
0.0911
0.4157
0.0048
-0.0107
0.2433
-0.0209
0.4647
refined
-8.6350
-6.3137
7.0869
X-RAY DIFFRACTION
2.2991
-0.5353
-0.3908
1.7889
-0.1033
2.2473
0.2046
-0.1307
0.5243
0.2439
-0.2715
0.0588
-0.3269
0.1200
-0.0173
0.4320
-0.0644
-0.0251
0.2260
0.0012
0.4361
refined
-11.3982
-24.0267
31.0023
X-RAY DIFFRACTION
1.7485
0.2762
-0.0489
3.8115
-0.3618
1.7033
-0.2320
0.0057
0.1815
-0.8943
-0.0665
0.0365
-0.0369
-0.4353
0.2646
0.6127
0.0407
-0.0983
0.3302
0.0666
0.3928
refined
-21.4541
-23.8237
18.2492
X-RAY DIFFRACTION
2.9797
-0.0239
-0.0292
3.4468
0.2417
3.9740
0.1410
-0.3809
0.2339
0.0088
-0.2957
0.2003
-0.2285
-0.4028
0.1881
0.3784
-0.0526
-0.0076
0.3021
0.0327
0.3894
refined
-19.8599
-28.7082
34.4176
X-RAY DIFFRACTION
0.6843
0.1888
-0.7344
3.1610
-1.2856
1.6599
-0.0282
-0.0587
-0.1052
-0.3107
-0.0678
0.0257
0.0595
-0.1243
0.0335
0.3511
-0.1183
-0.0093
0.2781
0.0068
0.3670
refined
-16.1586
-35.4506
25.9604
X-RAY DIFFRACTION
X-RAY DIFFRACTION
1
(chain A and resid 2:39)
X-RAY DIFFRACTION
2
(chain A and resid 40:47)
X-RAY DIFFRACTION
3
(chain A and resid 48:147)
X-RAY DIFFRACTION
4
(chain A and resid 148:183)
X-RAY DIFFRACTION
5
(chain B and resid 3:41)
X-RAY DIFFRACTION
6
(chain B and resid 42:54)
X-RAY DIFFRACTION
7
(chain B and resid 55:98)
X-RAY DIFFRACTION
8
(chain B and resid 99:183)
author_and_software_defined_assembly
PISA
1
monomeric
author_and_software_defined_assembly
PISA
1
monomeric
A
ASN
84
GLYCOSYLATION SITE
A
ASN
84
ASN
B
ASN
84
GLYCOSYLATION SITE
B
ASN
84
ASN
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
VAL
23
A
N
VAL
23
A
O
VAL
178
A
O
VAL
178
A
N
THR
35
A
N
THR
35
A
O
VAL
50
A
O
VAL
50
A
N
ILE
61
A
N
ILE
61
A
O
LYS
82
A
O
LYS
82
A
N
LYS
96
A
N
LYS
96
A
O
THR
109
A
O
THR
109
A
N
LYS
127
A
N
LYS
127
A
O
HIS
140
A
O
HIS
140
A
N
PHE
141
A
N
PHE
141
A
O
ASN
154
A
O
ASN
154
A
N
ASN
155
A
N
ASN
155
A
O
THR
171
A
O
THR
171
B
O
LYS
82
B
O
LYS
82
B
N
ILE
61
B
N
ILE
61
B
O
ILE
60
B
O
ILE
60
B
N
TYR
20
B
N
TYR
20
B
N
VAL
23
B
N
VAL
23
B
O
VAL
178
B
O
VAL
178
B
N
TYR
37
B
N
TYR
37
B
O
SER
48
B
O
SER
48
B
N
LYS
127
B
N
LYS
127
B
O
HIS
140
B
O
HIS
140
B
N
PHE
139
B
N
PHE
139
B
O
VAL
156
B
O
VAL
156
B
N
PHE
159
B
N
PHE
159
B
O
ARG
167
B
O
ARG
167
1
A
CG
LYS
4
A
CG
LYS
4
1
Y
1
A
CD
LYS
4
A
CD
LYS
4
1
Y
1
A
CE
LYS
4
A
CE
LYS
4
1
Y
1
A
NZ
LYS
4
A
NZ
LYS
4
1
Y
1
A
CG
LYS
12
A
CG
LYS
12
1
Y
1
A
CD
LYS
12
A
CD
LYS
12
1
Y
1
A
CE
LYS
12
A
CE
LYS
12
1
Y
1
A
NZ
LYS
12
A
NZ
LYS
12
1
Y
1
A
CD1
ILE
26
A
CD1
ILE
26
1
Y
1
A
CG
LYS
42
A
CG
LYS
42
1
Y
1
A
CD
LYS
42
A
CD
LYS
42
1
Y
1
A
CE
LYS
42
A
CE
LYS
42
1
Y
1
A
NZ
LYS
42
A
NZ
LYS
42
1
Y
1
A
CB
LYS
43
A
CB
LYS
43
1
Y
1
A
CG
LYS
43
A
CG
LYS
43
1
Y
1
A
CD
LYS
43
A
CD
LYS
43
1
Y
1
A
CE
LYS
43
A
CE
LYS
43
1
Y
1
A
NZ
LYS
43
A
NZ
LYS
43
1
Y
1
A
CG
LYS
44
A
CG
LYS
44
1
Y
1
A
CD
LYS
44
A
CD
LYS
44
1
Y
1
A
CE
LYS
44
A
CE
LYS
44
1
Y
1
A
NZ
LYS
44
A
NZ
LYS
44
1
Y
1
A
CD
LYS
66
A
CD
LYS
66
1
Y
1
A
CE
LYS
66
A
CE
LYS
66
1
Y
1
A
NZ
LYS
66
A
NZ
LYS
66
1
Y
1
A
CG
ASN
67
A
CG
ASN
67
1
Y
1
A
OD1
ASN
67
A
OD1
ASN
67
1
Y
1
A
ND2
ASN
67
A
ND2
ASN
67
1
Y
1
A
CG
LYS
69
A
CG
LYS
69
1
Y
1
A
CD
LYS
69
A
CD
LYS
69
1
Y
1
A
CE
LYS
69
A
CE
LYS
69
1
Y
1
A
NZ
LYS
69
A
NZ
LYS
69
1
Y
1
A
CB
ASN
90
A
CB
ASN
90
1
Y
1
A
CG
ASN
90
A
CG
ASN
90
1
Y
1
A
OD1
ASN
90
A
OD1
ASN
90
1
Y
1
A
ND2
ASN
90
A
ND2
ASN
90
1
Y
1
A
CE
LYS
114
A
CE
LYS
114
1
Y
1
A
NZ
LYS
114
A
NZ
LYS
114
1
Y
1
A
CG
LYS
130
A
CG
LYS
130
1
Y
1
A
CD
LYS
130
A
CD
LYS
130
1
Y
1
A
CE
LYS
130
A
CE
LYS
130
1
Y
1
A
NZ
LYS
130
A
NZ
LYS
130
1
Y
1
A
CE
LYS
138
A
CE
LYS
138
1
Y
1
A
NZ
LYS
138
A
NZ
LYS
138
1
Y
1
A
CG
LYS
162
A
CG
LYS
162
1
Y
1
A
CD
LYS
162
A
CD
LYS
162
1
Y
1
A
CE
LYS
162
A
CE
LYS
162
1
Y
1
A
NZ
LYS
162
A
NZ
LYS
162
1
Y
1
A
CG
ARG
164
A
CG
ARG
164
1
Y
1
A
CD
ARG
164
A
CD
ARG
164
1
Y
1
A
NE
ARG
164
A
NE
ARG
164
1
Y
1
A
CZ
ARG
164
A
CZ
ARG
164
1
Y
1
A
NH1
ARG
164
A
NH1
ARG
164
1
Y
1
A
NH2
ARG
164
A
NH2
ARG
164
1
Y
1
A
CG
ASN
172
A
CG
ASN
172
1
Y
1
A
OD1
ASN
172
A
OD1
ASN
172
1
Y
1
A
ND2
ASN
172
A
ND2
ASN
172
1
Y
1
A
CG
ASN
183
A
CG
ASN
183
1
Y
1
A
OD1
ASN
183
A
OD1
ASN
183
1
Y
1
A
ND2
ASN
183
A
ND2
ASN
183
1
Y
1
B
CG
LYS
4
B
CG
LYS
4
1
Y
1
B
CD
LYS
4
B
CD
LYS
4
1
Y
1
B
CE
LYS
4
B
CE
LYS
4
1
Y
1
B
NZ
LYS
4
B
NZ
LYS
4
1
Y
1
B
CD1
ILE
9
B
CD1
ILE
9
1
Y
1
B
CG
LYS
12
B
CG
LYS
12
1
Y
1
B
CD
LYS
12
B
CD
LYS
12
1
Y
1
B
CE
LYS
12
B
CE
LYS
12
1
Y
1
B
NZ
LYS
12
B
NZ
LYS
12
1
Y
1
B
CB
ALA
29
B
CB
ALA
29
1
Y
1
B
CG
ASN
41
B
CG
ASN
41
1
Y
1
B
OD1
ASN
41
B
OD1
ASN
41
1
Y
1
B
ND2
ASN
41
B
ND2
ASN
41
1
Y
1
B
NZ
LYS
42
B
NZ
LYS
42
1
Y
1
B
CG
LYS
43
B
CG
LYS
43
1
Y
1
B
CD
LYS
43
B
CD
LYS
43
1
Y
1
B
CE
LYS
43
B
CE
LYS
43
1
Y
1
B
NZ
LYS
43
B
NZ
LYS
43
1
Y
1
B
CG
LYS
44
B
CG
LYS
44
1
Y
1
B
CD
LYS
44
B
CD
LYS
44
1
Y
1
B
CE
LYS
44
B
CE
LYS
44
1
Y
1
B
NZ
LYS
44
B
NZ
LYS
44
1
Y
1
B
CD
LYS
66
B
CD
LYS
66
1
Y
1
B
CE
LYS
66
B
CE
LYS
66
1
Y
1
B
NZ
LYS
66
B
NZ
LYS
66
1
Y
1
B
CG
ASN
67
B
CG
ASN
67
1
Y
1
B
OD1
ASN
67
B
OD1
ASN
67
1
Y
1
B
ND2
ASN
67
B
ND2
ASN
67
1
Y
1
B
CG
LYS
69
B
CG
LYS
69
1
Y
1
B
CD
LYS
69
B
CD
LYS
69
1
Y
1
B
CE
LYS
69
B
CE
LYS
69
1
Y
1
B
NZ
LYS
69
B
NZ
LYS
69
1
Y
1
B
CG
ASN
88
B
CG
ASN
88
1
Y
1
B
OD1
ASN
88
B
OD1
ASN
88
1
Y
1
B
ND2
ASN
88
B
ND2
ASN
88
1
Y
1
B
CB
ASN
90
B
CB
ASN
90
1
Y
1
B
CG
ASN
90
B
CG
ASN
90
1
Y
1
B
OD1
ASN
90
B
OD1
ASN
90
1
Y
1
B
ND2
ASN
90
B
ND2
ASN
90
1
Y
1
B
CG
LYS
96
B
CG
LYS
96
1
Y
1
B
CD
LYS
96
B
CD
LYS
96
1
Y
1
B
CE
LYS
96
B
CE
LYS
96
1
Y
1
B
NZ
LYS
96
B
NZ
LYS
96
1
Y
1
B
CG
LYS
114
B
CG
LYS
114
1
Y
1
B
CD
LYS
114
B
CD
LYS
114
1
Y
1
B
CE
LYS
114
B
CE
LYS
114
1
Y
1
B
NZ
LYS
114
B
NZ
LYS
114
1
Y
1
B
CD
LYS
129
B
CD
LYS
129
1
Y
1
B
CE
LYS
129
B
CE
LYS
129
1
Y
1
B
NZ
LYS
129
B
NZ
LYS
129
1
Y
1
B
CD
LYS
130
B
CD
LYS
130
1
Y
1
B
CE
LYS
130
B
CE
LYS
130
1
Y
1
B
NZ
LYS
130
B
NZ
LYS
130
1
Y
1
B
CG
LYS
162
B
CG
LYS
162
1
Y
1
B
CD
LYS
162
B
CD
LYS
162
1
Y
1
B
CE
LYS
162
B
CE
LYS
162
1
Y
1
B
NZ
LYS
162
B
NZ
LYS
162
1
Y
1
B
CG
ASN
172
B
CG
ASN
172
1
Y
1
B
OD1
ASN
172
B
OD1
ASN
172
1
Y
1
B
ND2
ASN
172
B
ND2
ASN
172
1
Y
1
B
CG
LYS
181
B
CG
LYS
181
1
Y
1
B
CD
LYS
181
B
CD
LYS
181
1
Y
1
B
CE
LYS
181
B
CE
LYS
181
1
Y
1
B
NZ
LYS
181
B
NZ
LYS
181
1
Y
1
B
CG
ASN
183
B
CG
ASN
183
1
Y
1
B
OD1
ASN
183
B
OD1
ASN
183
1
Y
1
B
ND2
ASN
183
B
ND2
ASN
183
1
Y
1
A
VAL
1
A
VAL
1
1
Y
1
A
ARG
184
A
ARG
184
1
Y
1
B
VAL
1
B
VAL
1
1
Y
1
B
ALA
2
B
ALA
2
1
Y
1
B
ARG
184
B
ARG
184
1
Y
1
A
A
O7
O
NAG
HOH
185
220
1.25
1
B
B
OE1
O
GLU
HOH
75
191
1.93
1
A
PHE
54
-135.51
-65.08
1
A
CYS
142
-152.37
68.50
1
A
ASP
173
-69.44
-179.13
1
B
ASN
41
47.53
-131.85
1
B
PHE
54
-112.92
-71.53
1
B
LYS
69
-50.39
-70.06
1
B
ASN
71
76.95
-3.17
1
B
ASP
98
-66.63
-178.11
1
B
LYS
114
-82.01
-73.11
1
B
PHE
135
67.72
-2.21
-2.7594
0.0000
0.0000
-2.7594
-0.0000
5.5188
0.2131
0.1503
0.1532
2.600
14.966
1251
15065
15065
8.30
100.00
1
1.98
MOLECULAR REPLACEMENT
31.23
0.90
1.11
TWIN_LSQ_F
FLAT BULK SOLVENT MODEL
60.944
0.374
2.600
14.966
91
2905
60
0
2754
0.009
2901
1.236
3957
13.386
994
0.081
438
0.006
510
0.3364
0.2419
2.7260
202
1433
88.00
0.3318
0.2180
2.8466
128
1459
92.00
0.2488
0.1895
2.9919
130
1485
92.00
0.2185
0.1748
3.1722
128
1460
92.00
0.2334
0.1607
3.4057
126
1488
92.00
0.1977
0.1484
3.7278
128
1491
92.00
0.2020
0.1270
4.2215
130
1455
92.00
0.1899
0.1153
5.1596
114
1483
93.00
0.1874
0.1344
9.2379
165
1444
90.00
2.600
15.0
3S8J
15065
15065
0.0
0.0
0.11
1
24.4
11.88
100
2.6
2.69
1
100
data collection
MAR345
phasing
PHASER
refinement
PHENIX
(phenix.refine: 1.7_650)
data reduction
DENZO
data scaling
SCALEPACK
Latex serine proteinase inhibitor
Crystal structure of a papaya latex serine protease inhibitor (PPI) at 2.6A resolution
1
N
N
1
N
N
2
N
N
3
N
N
4
N
N
5
N
N
2
N
N
3
N
N
3
N
N
3
N
N
3
N
N
5
N
N
6
N
N
6
N
N
A
PHE
119
A
PHE
119
HELX_P
A
MET
125
A
MET
125
5
1
7
B
TRP
27
B
TRP
27
HELX_P
B
GLY
31
B
GLY
31
5
2
5
B
PHE
119
B
PHE
119
HELX_P
B
MET
125
B
MET
125
5
3
7
disulf
2.036
A
CYS
45
A
SG
CYS
45
1_555
A
CYS
89
A
SG
CYS
89
1_555
disulf
2.051
A
CYS
142
A
SG
CYS
142
1_555
A
CYS
153
A
SG
CYS
153
1_555
disulf
2.041
B
CYS
45
B
SG
CYS
45
1_555
B
CYS
89
B
SG
CYS
89
1_555
disulf
2.042
B
CYS
142
B
SG
CYS
142
1_555
B
CYS
153
B
SG
CYS
153
1_555
covale
1.451
one
N-Glycosylation
A
ASN
84
A
ND2
ASN
84
1_555
A
NAG
185
C
C1
NAG
1_555
covale
1.469
one
N-Glycosylation
B
ASN
84
B
ND2
ASN
84
1_555
B
NAG
185
G
C1
NAG
1_555
HYDROLASE INHIBITOR
Kunitz-STI fold, serine protease inhibitor, HYDROLASE INHIBITOR
A
CYS
45
A
CYS
45
1
A
PRO
46
A
PRO
46
1.32
B
CYS
45
B
CYS
45
1
B
PRO
46
B
PRO
46
-1.51
LSPI_CARPA
UNP
1
1
P80691
VAPKPIVDIDGKPVLYGVDYFVVSAIWGAGGGGLTVYGPGNKKKCPLSVVQDPFDNGEPIIFSAIKNVKDNIVFESVDLN
VKFNITINCNETTAWKVDRFPGVIGWTVTLGGEKGYHGFESTHSMFKIKKAGLPFSYKFHFCPSYPRTRLIPCNNVDIFF
DKYRIRRLILTNDAKEFVFIKTNR
1
184
3S8J
1
184
P80691
A
1
1
184
1
184
3S8J
1
184
P80691
B
1
1
184
1
PHE
conflict
ARG
74
3S8J
A
P80691
UNP
74
74
2
PHE
conflict
ARG
74
3S8J
B
P80691
UNP
74
74
2
2
2
2
4
4
2
4
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
A
TYR
20
A
TYR
20
A
SER
24
A
SER
24
A
PHE
177
A
PHE
177
A
LYS
181
A
LYS
181
A
LEU
34
A
LEU
34
A
TYR
37
A
TYR
37
A
SER
48
A
SER
48
A
GLN
51
A
GLN
51
A
ILE
60
A
ILE
60
A
ALA
64
A
ALA
64
A
LEU
79
A
LEU
79
A
PHE
83
A
PHE
83
A
LYS
96
A
LYS
96
A
PHE
100
A
PHE
100
A
VAL
103
A
VAL
103
A
THR
109
A
THR
109
A
LYS
127
A
LYS
127
A
LYS
130
A
LYS
130
A
TYR
137
A
TYR
137
A
PHE
141
A
PHE
141
A
ASN
154
A
ASN
154
A
PHE
160
A
PHE
160
A
ARG
166
A
ARG
166
A
THR
171
A
THR
171
B
ASN
80
B
ASN
80
B
PHE
83
B
PHE
83
B
ILE
60
B
ILE
60
B
SER
63
B
SER
63
B
ASP
19
B
ASP
19
B
SER
24
B
SER
24
B
PHE
177
B
PHE
177
B
LYS
181
B
LYS
181
B
LEU
34
B
LEU
34
B
TYR
37
B
TYR
37
B
SER
48
B
SER
48
B
GLN
51
B
GLN
51
B
LYS
127
B
LYS
127
B
LYS
130
B
LYS
130
B
TYR
137
B
TYR
137
B
PHE
141
B
PHE
141
B
ASN
154
B
ASN
154
B
PHE
160
B
PHE
160
B
ARG
166
B
ARG
166
B
THR
171
B
THR
171
144
P 31