0.014562
0.000000
0.002770
0.000000
0.010487
0.000000
0.000000
0.000000
0.011885
0.00000
0.00000
0.00000
Merritt, E.A.
Hol, W.G.J.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
20
90.00
100.77
90.00
68.670
95.360
85.650
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
C12 H15 N O8
301.249
n
3-nitrophenyl alpha-D-galactopyranoside
METANITROPHENYL-ALPHA-D-GALACTOSIDE; 3-nitrophenyl alpha-D-galactoside; 3-nitrophenyl D-galactoside; 3-nitrophenyl galactoside
D-saccharide
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
Structure
STRUE6
2005
0969-2126
5
1485
1499
10.1016/S0969-2126(97)00298-0
9384564
Structural foundation for the design of receptor antagonists targeting Escherichia coli heat-labile enterotoxin.
1997
UK
Mol.Microbiol.
MOMIEE
2007
0950-382X
13
745
Galactose-Binding Site in Escherichia Coli Heat-Labile Enterotoxin (Lt) and Cholera Toxin (Ct)
1994
UK
J.Mol.Biol.
JMOBAK
0070
0022-2836
230
890
Refined Structure of Escherichia Coli Heat-Labile Enterotoxin, a Close Relative of Cholera Toxin
1993
10.2210/pdb1lt6/pdb
pdb_00001lt6
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
295
1
DOUBLY-FOCUSED MIRRORS
AREA DETECTOR
1996-09
SIEMENS
M
x-ray
1
1.5418
1.0
1.5418
ROTATING ANODE
RIGAKU RUH2R
11807.539
HEAT-LABILE ENTEROTOXIN
B-PENTAMER
10
man
polymer
301.249
3-nitrophenyl alpha-D-galactopyranoside
10
syn
non-polymer
18.015
water
252
nat
water
LT-I
no
no
APQTITELCSEYRNTQIYTINDKILSYTESMAGKREMVIITFKSGETFQVEVPGSQHIDSQKKAIERMKDTLRITYLTET
KIDKLCVWNNKTPNSIAAISMKN
APQTITELCSEYRNTQIYTINDKILSYTESMAGKREMVIITFKSGETFQVEVPGSQHIDSQKKAIERMKDTLRITYLTET
KIDKLCVWNNKTPNSIAAISMKN
D,E,F,G,H,L,M,N,O,P
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
Escherichia
PORCINE
Escherichia
sample
562
Escherichia coli
562
Escherichia coli
MC1061
PROFIT
1
2.33
47.27
7.5
pH 7.5
chem_comp
entity
pdbx_chem_comp_identifier
pdbx_entity_nonpoly
struct_site
struct_site_gen
chem_comp
database_2
pdbx_initial_refinement_model
repository
Initial release
Carbohydrate remediation
repository
Remediation
Version format compliance
Version format compliance
Data collection
Derived calculations
Structure summary
Database references
Refinement description
Structure summary
1
0
1997-12-03
1
1
2008-03-24
1
2
2011-07-13
1
3
2020-07-29
1
4
2023-08-09
_chem_comp.mon_nstd_flag
_chem_comp.name
_chem_comp.type
_entity.pdbx_description
_pdbx_entity_nonpoly.name
_chem_comp.pdbx_synonyms
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
metanitrophenyl-a-D-galactoside
Y
BNL
1997-10-01
REL
REL
GAA
3-nitrophenyl alpha-D-galactopyranoside
HOH
water
1LTA
PDB ENTRY 1LTA
PDB
experimental model
GAA
104
2
GAA
GAA
104
D
GAA
104
2
GAA
GAA
104
E
GAA
104
2
GAA
GAA
104
F
GAA
104
2
GAA
GAA
104
G
GAA
104
2
GAA
GAA
104
H
GAA
104
2
GAA
GAA
104
L
GAA
104
2
GAA
GAA
104
M
GAA
104
2
GAA
GAA
104
N
GAA
104
2
GAA
GAA
104
O
GAA
104
2
GAA
GAA
104
P
HOH
16
3
HOH
HOH
105
D
HOH
25
3
HOH
HOH
106
D
HOH
26
3
HOH
HOH
107
D
HOH
66
3
HOH
HOH
108
D
HOH
88
3
HOH
HOH
109
D
HOH
89
3
HOH
HOH
110
D
HOH
93
3
HOH
HOH
111
D
HOH
101
3
HOH
HOH
112
D
HOH
106
3
HOH
HOH
113
D
HOH
109
3
HOH
HOH
114
D
HOH
114
3
HOH
HOH
115
D
HOH
133
3
HOH
HOH
116
D
HOH
177
3
HOH
HOH
117
D
HOH
189
3
HOH
HOH
118
D
HOH
200
3
HOH
HOH
119
D
HOH
213
3
HOH
HOH
120
D
HOH
219
3
HOH
HOH
121
D
HOH
220
3
HOH
HOH
122
D
HOH
239
3
HOH
HOH
123
D
HOH
240
3
HOH
HOH
124
D
HOH
248
3
HOH
HOH
125
D
HOH
8
3
HOH
HOH
105
E
HOH
30
3
HOH
HOH
106
E
HOH
35
3
HOH
HOH
107
E
HOH
41
3
HOH
HOH
108
E
HOH
52
3
HOH
HOH
109
E
HOH
78
3
HOH
HOH
110
E
HOH
129
3
HOH
HOH
111
E
HOH
131
3
HOH
HOH
112
E
HOH
138
3
HOH
HOH
113
E
HOH
141
3
HOH
HOH
114
E
HOH
144
3
HOH
HOH
115
E
HOH
149
3
HOH
HOH
116
E
HOH
157
3
HOH
HOH
117
E
HOH
169
3
HOH
HOH
118
E
HOH
178
3
HOH
HOH
119
E
HOH
183
3
HOH
HOH
120
E
HOH
186
3
HOH
HOH
121
E
HOH
214
3
HOH
HOH
122
E
HOH
217
3
HOH
HOH
123
E
HOH
223
3
HOH
HOH
124
E
HOH
227
3
HOH
HOH
125
E
HOH
250
3
HOH
HOH
126
E
HOH
10
3
HOH
HOH
105
F
HOH
24
3
HOH
HOH
106
F
HOH
44
3
HOH
HOH
107
F
HOH
45
3
HOH
HOH
108
F
HOH
53
3
HOH
HOH
109
F
HOH
76
3
HOH
HOH
110
F
HOH
136
3
HOH
HOH
111
F
HOH
139
3
HOH
HOH
112
F
HOH
140
3
HOH
HOH
113
F
HOH
146
3
HOH
HOH
114
F
HOH
150
3
HOH
HOH
115
F
HOH
161
3
HOH
HOH
116
F
HOH
165
3
HOH
HOH
117
F
HOH
181
3
HOH
HOH
118
F
HOH
198
3
HOH
HOH
119
F
HOH
199
3
HOH
HOH
120
F
HOH
203
3
HOH
HOH
121
F
HOH
216
3
HOH
HOH
122
F
HOH
221
3
HOH
HOH
123
F
HOH
226
3
HOH
HOH
124
F
HOH
228
3
HOH
HOH
125
F
HOH
230
3
HOH
HOH
126
F
HOH
241
3
HOH
HOH
127
F
HOH
249
3
HOH
HOH
128
F
HOH
13
3
HOH
HOH
105
G
HOH
19
3
HOH
HOH
106
G
HOH
31
3
HOH
HOH
107
G
HOH
32
3
HOH
HOH
108
G
HOH
36
3
HOH
HOH
109
G
HOH
49
3
HOH
HOH
110
G
HOH
51
3
HOH
HOH
111
G
HOH
54
3
HOH
HOH
112
G
HOH
63
3
HOH
HOH
113
G
HOH
100
3
HOH
HOH
114
G
HOH
120
3
HOH
HOH
115
G
HOH
123
3
HOH
HOH
116
G
HOH
127
3
HOH
HOH
117
G
HOH
137
3
HOH
HOH
118
G
HOH
153
3
HOH
HOH
119
G
HOH
176
3
HOH
HOH
120
G
HOH
185
3
HOH
HOH
121
G
HOH
196
3
HOH
HOH
122
G
HOH
201
3
HOH
HOH
123
G
HOH
229
3
HOH
HOH
124
G
HOH
242
3
HOH
HOH
125
G
HOH
243
3
HOH
HOH
126
G
HOH
7
3
HOH
HOH
105
H
HOH
12
3
HOH
HOH
106
H
HOH
22
3
HOH
HOH
107
H
HOH
34
3
HOH
HOH
108
H
HOH
38
3
HOH
HOH
109
H
HOH
42
3
HOH
HOH
110
H
HOH
48
3
HOH
HOH
111
H
HOH
50
3
HOH
HOH
112
H
HOH
61
3
HOH
HOH
113
H
HOH
69
3
HOH
HOH
114
H
HOH
73
3
HOH
HOH
115
H
HOH
95
3
HOH
HOH
116
H
HOH
97
3
HOH
HOH
117
H
HOH
103
3
HOH
HOH
118
H
HOH
108
3
HOH
HOH
119
H
HOH
111
3
HOH
HOH
120
H
HOH
112
3
HOH
HOH
121
H
HOH
121
3
HOH
HOH
122
H
HOH
125
3
HOH
HOH
123
H
HOH
132
3
HOH
HOH
124
H
HOH
134
3
HOH
HOH
125
H
HOH
162
3
HOH
HOH
126
H
HOH
179
3
HOH
HOH
127
H
HOH
202
3
HOH
HOH
128
H
HOH
224
3
HOH
HOH
129
H
HOH
225
3
HOH
HOH
130
H
HOH
231
3
HOH
HOH
131
H
HOH
232
3
HOH
HOH
132
H
HOH
1
3
HOH
HOH
105
L
HOH
2
3
HOH
HOH
106
L
HOH
3
3
HOH
HOH
107
L
HOH
4
3
HOH
HOH
108
L
HOH
9
3
HOH
HOH
109
L
HOH
11
3
HOH
HOH
110
L
HOH
15
3
HOH
HOH
111
L
HOH
20
3
HOH
HOH
112
L
HOH
23
3
HOH
HOH
113
L
HOH
39
3
HOH
HOH
114
L
HOH
57
3
HOH
HOH
115
L
HOH
64
3
HOH
HOH
116
L
HOH
70
3
HOH
HOH
117
L
HOH
75
3
HOH
HOH
118
L
HOH
79
3
HOH
HOH
119
L
HOH
81
3
HOH
HOH
120
L
HOH
90
3
HOH
HOH
121
L
HOH
96
3
HOH
HOH
122
L
HOH
122
3
HOH
HOH
123
L
HOH
135
3
HOH
HOH
124
L
HOH
148
3
HOH
HOH
125
L
HOH
151
3
HOH
HOH
126
L
HOH
175
3
HOH
HOH
127
L
HOH
187
3
HOH
HOH
128
L
HOH
190
3
HOH
HOH
129
L
HOH
197
3
HOH
HOH
130
L
HOH
206
3
HOH
HOH
131
L
HOH
218
3
HOH
HOH
132
L
HOH
234
3
HOH
HOH
133
L
HOH
244
3
HOH
HOH
134
L
HOH
17
3
HOH
HOH
105
M
HOH
18
3
HOH
HOH
106
M
HOH
27
3
HOH
HOH
107
M
HOH
28
3
HOH
HOH
108
M
HOH
29
3
HOH
HOH
109
M
HOH
33
3
HOH
HOH
110
M
HOH
37
3
HOH
HOH
111
M
HOH
43
3
HOH
HOH
112
M
HOH
47
3
HOH
HOH
113
M
HOH
65
3
HOH
HOH
114
M
HOH
67
3
HOH
HOH
115
M
HOH
71
3
HOH
HOH
116
M
HOH
72
3
HOH
HOH
117
M
HOH
84
3
HOH
HOH
118
M
HOH
85
3
HOH
HOH
119
M
HOH
87
3
HOH
HOH
120
M
HOH
91
3
HOH
HOH
121
M
HOH
99
3
HOH
HOH
122
M
HOH
104
3
HOH
HOH
123
M
HOH
115
3
HOH
HOH
124
M
HOH
126
3
HOH
HOH
125
M
HOH
160
3
HOH
HOH
126
M
HOH
164
3
HOH
HOH
127
M
HOH
167
3
HOH
HOH
128
M
HOH
168
3
HOH
HOH
129
M
HOH
182
3
HOH
HOH
130
M
HOH
188
3
HOH
HOH
131
M
HOH
207
3
HOH
HOH
132
M
HOH
233
3
HOH
HOH
133
M
HOH
245
3
HOH
HOH
134
M
HOH
6
3
HOH
HOH
105
N
HOH
14
3
HOH
HOH
106
N
HOH
21
3
HOH
HOH
107
N
HOH
46
3
HOH
HOH
108
N
HOH
55
3
HOH
HOH
109
N
HOH
56
3
HOH
HOH
110
N
HOH
58
3
HOH
HOH
111
N
HOH
62
3
HOH
HOH
112
N
HOH
98
3
HOH
HOH
113
N
HOH
117
3
HOH
HOH
114
N
HOH
142
3
HOH
HOH
115
N
HOH
145
3
HOH
HOH
116
N
HOH
152
3
HOH
HOH
117
N
HOH
154
3
HOH
HOH
118
N
HOH
156
3
HOH
HOH
119
N
HOH
163
3
HOH
HOH
120
N
HOH
170
3
HOH
HOH
121
N
HOH
173
3
HOH
HOH
122
N
HOH
180
3
HOH
HOH
123
N
HOH
194
3
HOH
HOH
124
N
HOH
195
3
HOH
HOH
125
N
HOH
208
3
HOH
HOH
126
N
HOH
209
3
HOH
HOH
127
N
HOH
210
3
HOH
HOH
128
N
HOH
211
3
HOH
HOH
129
N
HOH
212
3
HOH
HOH
130
N
HOH
222
3
HOH
HOH
131
N
HOH
246
3
HOH
HOH
132
N
HOH
247
3
HOH
HOH
133
N
HOH
59
3
HOH
HOH
105
O
HOH
60
3
HOH
HOH
106
O
HOH
82
3
HOH
HOH
107
O
HOH
83
3
HOH
HOH
108
O
HOH
86
3
HOH
HOH
109
O
HOH
92
3
HOH
HOH
110
O
HOH
116
3
HOH
HOH
111
O
HOH
118
3
HOH
HOH
112
O
HOH
119
3
HOH
HOH
113
O
HOH
124
3
HOH
HOH
114
O
HOH
128
3
HOH
HOH
115
O
HOH
130
3
HOH
HOH
116
O
HOH
155
3
HOH
HOH
117
O
HOH
158
3
HOH
HOH
118
O
HOH
166
3
HOH
HOH
119
O
HOH
172
3
HOH
HOH
120
O
HOH
184
3
HOH
HOH
121
O
HOH
192
3
HOH
HOH
122
O
HOH
193
3
HOH
HOH
123
O
HOH
204
3
HOH
HOH
124
O
HOH
205
3
HOH
HOH
125
O
HOH
215
3
HOH
HOH
126
O
HOH
235
3
HOH
HOH
127
O
HOH
251
3
HOH
HOH
128
O
HOH
5
3
HOH
HOH
105
P
HOH
40
3
HOH
HOH
106
P
HOH
68
3
HOH
HOH
107
P
HOH
74
3
HOH
HOH
108
P
HOH
77
3
HOH
HOH
109
P
HOH
80
3
HOH
HOH
110
P
HOH
94
3
HOH
HOH
111
P
HOH
102
3
HOH
HOH
112
P
HOH
105
3
HOH
HOH
113
P
HOH
107
3
HOH
HOH
114
P
HOH
110
3
HOH
HOH
115
P
HOH
113
3
HOH
HOH
116
P
HOH
143
3
HOH
HOH
117
P
HOH
147
3
HOH
HOH
118
P
HOH
159
3
HOH
HOH
119
P
HOH
171
3
HOH
HOH
120
P
HOH
174
3
HOH
HOH
121
P
HOH
191
3
HOH
HOH
122
P
HOH
236
3
HOH
HOH
123
P
HOH
237
3
HOH
HOH
124
P
HOH
238
3
HOH
HOH
125
P
HOH
252
3
HOH
HOH
126
P
ALA
1
n
1
ALA
1
D
PRO
2
n
2
PRO
2
D
GLN
3
n
3
GLN
3
D
THR
4
n
4
THR
4
D
ILE
5
n
5
ILE
5
D
THR
6
n
6
THR
6
D
GLU
7
n
7
GLU
7
D
LEU
8
n
8
LEU
8
D
CYS
9
n
9
CYS
9
D
SER
10
n
10
SER
10
D
GLU
11
n
11
GLU
11
D
TYR
12
n
12
TYR
12
D
ARG
13
n
13
ARG
13
D
ASN
14
n
14
ASN
14
D
THR
15
n
15
THR
15
D
GLN
16
n
16
GLN
16
D
ILE
17
n
17
ILE
17
D
TYR
18
n
18
TYR
18
D
THR
19
n
19
THR
19
D
ILE
20
n
20
ILE
20
D
ASN
21
n
21
ASN
21
D
ASP
22
n
22
ASP
22
D
LYS
23
n
23
LYS
23
D
ILE
24
n
24
ILE
24
D
LEU
25
n
25
LEU
25
D
SER
26
n
26
SER
26
D
TYR
27
n
27
TYR
27
D
THR
28
n
28
THR
28
D
GLU
29
n
29
GLU
29
D
SER
30
n
30
SER
30
D
MET
31
n
31
MET
31
D
ALA
32
n
32
ALA
32
D
GLY
33
n
33
GLY
33
D
LYS
34
n
34
LYS
34
D
ARG
35
n
35
ARG
35
D
GLU
36
n
36
GLU
36
D
MET
37
n
37
MET
37
D
VAL
38
n
38
VAL
38
D
ILE
39
n
39
ILE
39
D
ILE
40
n
40
ILE
40
D
THR
41
n
41
THR
41
D
PHE
42
n
42
PHE
42
D
LYS
43
n
43
LYS
43
D
SER
44
n
44
SER
44
D
GLY
45
n
45
GLY
45
D
GLU
46
n
46
GLU
46
D
THR
47
n
47
THR
47
D
PHE
48
n
48
PHE
48
D
GLN
49
n
49
GLN
49
D
VAL
50
n
50
VAL
50
D
GLU
51
n
51
GLU
51
D
VAL
52
n
52
VAL
52
D
PRO
53
n
53
PRO
53
D
GLY
54
n
54
GLY
54
D
SER
55
n
55
SER
55
D
GLN
56
n
56
GLN
56
D
HIS
57
n
57
HIS
57
D
ILE
58
n
58
ILE
58
D
ASP
59
n
59
ASP
59
D
SER
60
n
60
SER
60
D
GLN
61
n
61
GLN
61
D
LYS
62
n
62
LYS
62
D
LYS
63
n
63
LYS
63
D
ALA
64
n
64
ALA
64
D
ILE
65
n
65
ILE
65
D
GLU
66
n
66
GLU
66
D
ARG
67
n
67
ARG
67
D
MET
68
n
68
MET
68
D
LYS
69
n
69
LYS
69
D
ASP
70
n
70
ASP
70
D
THR
71
n
71
THR
71
D
LEU
72
n
72
LEU
72
D
ARG
73
n
73
ARG
73
D
ILE
74
n
74
ILE
74
D
THR
75
n
75
THR
75
D
TYR
76
n
76
TYR
76
D
LEU
77
n
77
LEU
77
D
THR
78
n
78
THR
78
D
GLU
79
n
79
GLU
79
D
THR
80
n
80
THR
80
D
LYS
81
n
81
LYS
81
D
ILE
82
n
82
ILE
82
D
ASP
83
n
83
ASP
83
D
LYS
84
n
84
LYS
84
D
LEU
85
n
85
LEU
85
D
CYS
86
n
86
CYS
86
D
VAL
87
n
87
VAL
87
D
TRP
88
n
88
TRP
88
D
ASN
89
n
89
ASN
89
D
ASN
90
n
90
ASN
90
D
LYS
91
n
91
LYS
91
D
THR
92
n
92
THR
92
D
PRO
93
n
93
PRO
93
D
ASN
94
n
94
ASN
94
D
SER
95
n
95
SER
95
D
ILE
96
n
96
ILE
96
D
ALA
97
n
97
ALA
97
D
ALA
98
n
98
ALA
98
D
ILE
99
n
99
ILE
99
D
SER
100
n
100
SER
100
D
MET
101
n
101
MET
101
D
LYS
102
n
102
LYS
102
D
ASN
103
n
103
ASN
103
D
ALA
1
n
1
ALA
1
E
PRO
2
n
2
PRO
2
E
GLN
3
n
3
GLN
3
E
THR
4
n
4
THR
4
E
ILE
5
n
5
ILE
5
E
THR
6
n
6
THR
6
E
GLU
7
n
7
GLU
7
E
LEU
8
n
8
LEU
8
E
CYS
9
n
9
CYS
9
E
SER
10
n
10
SER
10
E
GLU
11
n
11
GLU
11
E
TYR
12
n
12
TYR
12
E
ARG
13
n
13
ARG
13
E
ASN
14
n
14
ASN
14
E
THR
15
n
15
THR
15
E
GLN
16
n
16
GLN
16
E
ILE
17
n
17
ILE
17
E
TYR
18
n
18
TYR
18
E
THR
19
n
19
THR
19
E
ILE
20
n
20
ILE
20
E
ASN
21
n
21
ASN
21
E
ASP
22
n
22
ASP
22
E
LYS
23
n
23
LYS
23
E
ILE
24
n
24
ILE
24
E
LEU
25
n
25
LEU
25
E
SER
26
n
26
SER
26
E
TYR
27
n
27
TYR
27
E
THR
28
n
28
THR
28
E
GLU
29
n
29
GLU
29
E
SER
30
n
30
SER
30
E
MET
31
n
31
MET
31
E
ALA
32
n
32
ALA
32
E
GLY
33
n
33
GLY
33
E
LYS
34
n
34
LYS
34
E
ARG
35
n
35
ARG
35
E
GLU
36
n
36
GLU
36
E
MET
37
n
37
MET
37
E
VAL
38
n
38
VAL
38
E
ILE
39
n
39
ILE
39
E
ILE
40
n
40
ILE
40
E
THR
41
n
41
THR
41
E
PHE
42
n
42
PHE
42
E
LYS
43
n
43
LYS
43
E
SER
44
n
44
SER
44
E
GLY
45
n
45
GLY
45
E
GLU
46
n
46
GLU
46
E
THR
47
n
47
THR
47
E
PHE
48
n
48
PHE
48
E
GLN
49
n
49
GLN
49
E
VAL
50
n
50
VAL
50
E
GLU
51
n
51
GLU
51
E
VAL
52
n
52
VAL
52
E
PRO
53
n
53
PRO
53
E
GLY
54
n
54
GLY
54
E
SER
55
n
55
SER
55
E
GLN
56
n
56
GLN
56
E
HIS
57
n
57
HIS
57
E
ILE
58
n
58
ILE
58
E
ASP
59
n
59
ASP
59
E
SER
60
n
60
SER
60
E
GLN
61
n
61
GLN
61
E
LYS
62
n
62
LYS
62
E
LYS
63
n
63
LYS
63
E
ALA
64
n
64
ALA
64
E
ILE
65
n
65
ILE
65
E
GLU
66
n
66
GLU
66
E
ARG
67
n
67
ARG
67
E
MET
68
n
68
MET
68
E
LYS
69
n
69
LYS
69
E
ASP
70
n
70
ASP
70
E
THR
71
n
71
THR
71
E
LEU
72
n
72
LEU
72
E
ARG
73
n
73
ARG
73
E
ILE
74
n
74
ILE
74
E
THR
75
n
75
THR
75
E
TYR
76
n
76
TYR
76
E
LEU
77
n
77
LEU
77
E
THR
78
n
78
THR
78
E
GLU
79
n
79
GLU
79
E
THR
80
n
80
THR
80
E
LYS
81
n
81
LYS
81
E
ILE
82
n
82
ILE
82
E
ASP
83
n
83
ASP
83
E
LYS
84
n
84
LYS
84
E
LEU
85
n
85
LEU
85
E
CYS
86
n
86
CYS
86
E
VAL
87
n
87
VAL
87
E
TRP
88
n
88
TRP
88
E
ASN
89
n
89
ASN
89
E
ASN
90
n
90
ASN
90
E
LYS
91
n
91
LYS
91
E
THR
92
n
92
THR
92
E
PRO
93
n
93
PRO
93
E
ASN
94
n
94
ASN
94
E
SER
95
n
95
SER
95
E
ILE
96
n
96
ILE
96
E
ALA
97
n
97
ALA
97
E
ALA
98
n
98
ALA
98
E
ILE
99
n
99
ILE
99
E
SER
100
n
100
SER
100
E
MET
101
n
101
MET
101
E
LYS
102
n
102
LYS
102
E
ASN
103
n
103
ASN
103
E
ALA
1
n
1
ALA
1
F
PRO
2
n
2
PRO
2
F
GLN
3
n
3
GLN
3
F
THR
4
n
4
THR
4
F
ILE
5
n
5
ILE
5
F
THR
6
n
6
THR
6
F
GLU
7
n
7
GLU
7
F
LEU
8
n
8
LEU
8
F
CYS
9
n
9
CYS
9
F
SER
10
n
10
SER
10
F
GLU
11
n
11
GLU
11
F
TYR
12
n
12
TYR
12
F
ARG
13
n
13
ARG
13
F
ASN
14
n
14
ASN
14
F
THR
15
n
15
THR
15
F
GLN
16
n
16
GLN
16
F
ILE
17
n
17
ILE
17
F
TYR
18
n
18
TYR
18
F
THR
19
n
19
THR
19
F
ILE
20
n
20
ILE
20
F
ASN
21
n
21
ASN
21
F
ASP
22
n
22
ASP
22
F
LYS
23
n
23
LYS
23
F
ILE
24
n
24
ILE
24
F
LEU
25
n
25
LEU
25
F
SER
26
n
26
SER
26
F
TYR
27
n
27
TYR
27
F
THR
28
n
28
THR
28
F
GLU
29
n
29
GLU
29
F
SER
30
n
30
SER
30
F
MET
31
n
31
MET
31
F
ALA
32
n
32
ALA
32
F
GLY
33
n
33
GLY
33
F
LYS
34
n
34
LYS
34
F
ARG
35
n
35
ARG
35
F
GLU
36
n
36
GLU
36
F
MET
37
n
37
MET
37
F
VAL
38
n
38
VAL
38
F
ILE
39
n
39
ILE
39
F
ILE
40
n
40
ILE
40
F
THR
41
n
41
THR
41
F
PHE
42
n
42
PHE
42
F
LYS
43
n
43
LYS
43
F
SER
44
n
44
SER
44
F
GLY
45
n
45
GLY
45
F
GLU
46
n
46
GLU
46
F
THR
47
n
47
THR
47
F
PHE
48
n
48
PHE
48
F
GLN
49
n
49
GLN
49
F
VAL
50
n
50
VAL
50
F
GLU
51
n
51
GLU
51
F
VAL
52
n
52
VAL
52
F
PRO
53
n
53
PRO
53
F
GLY
54
n
54
GLY
54
F
SER
55
n
55
SER
55
F
GLN
56
n
56
GLN
56
F
HIS
57
n
57
HIS
57
F
ILE
58
n
58
ILE
58
F
ASP
59
n
59
ASP
59
F
SER
60
n
60
SER
60
F
GLN
61
n
61
GLN
61
F
LYS
62
n
62
LYS
62
F
LYS
63
n
63
LYS
63
F
ALA
64
n
64
ALA
64
F
ILE
65
n
65
ILE
65
F
GLU
66
n
66
GLU
66
F
ARG
67
n
67
ARG
67
F
MET
68
n
68
MET
68
F
LYS
69
n
69
LYS
69
F
ASP
70
n
70
ASP
70
F
THR
71
n
71
THR
71
F
LEU
72
n
72
LEU
72
F
ARG
73
n
73
ARG
73
F
ILE
74
n
74
ILE
74
F
THR
75
n
75
THR
75
F
TYR
76
n
76
TYR
76
F
LEU
77
n
77
LEU
77
F
THR
78
n
78
THR
78
F
GLU
79
n
79
GLU
79
F
THR
80
n
80
THR
80
F
LYS
81
n
81
LYS
81
F
ILE
82
n
82
ILE
82
F
ASP
83
n
83
ASP
83
F
LYS
84
n
84
LYS
84
F
LEU
85
n
85
LEU
85
F
CYS
86
n
86
CYS
86
F
VAL
87
n
87
VAL
87
F
TRP
88
n
88
TRP
88
F
ASN
89
n
89
ASN
89
F
ASN
90
n
90
ASN
90
F
LYS
91
n
91
LYS
91
F
THR
92
n
92
THR
92
F
PRO
93
n
93
PRO
93
F
ASN
94
n
94
ASN
94
F
SER
95
n
95
SER
95
F
ILE
96
n
96
ILE
96
F
ALA
97
n
97
ALA
97
F
ALA
98
n
98
ALA
98
F
ILE
99
n
99
ILE
99
F
SER
100
n
100
SER
100
F
MET
101
n
101
MET
101
F
LYS
102
n
102
LYS
102
F
ASN
103
n
103
ASN
103
F
ALA
1
n
1
ALA
1
G
PRO
2
n
2
PRO
2
G
GLN
3
n
3
GLN
3
G
THR
4
n
4
THR
4
G
ILE
5
n
5
ILE
5
G
THR
6
n
6
THR
6
G
GLU
7
n
7
GLU
7
G
LEU
8
n
8
LEU
8
G
CYS
9
n
9
CYS
9
G
SER
10
n
10
SER
10
G
GLU
11
n
11
GLU
11
G
TYR
12
n
12
TYR
12
G
ARG
13
n
13
ARG
13
G
ASN
14
n
14
ASN
14
G
THR
15
n
15
THR
15
G
GLN
16
n
16
GLN
16
G
ILE
17
n
17
ILE
17
G
TYR
18
n
18
TYR
18
G
THR
19
n
19
THR
19
G
ILE
20
n
20
ILE
20
G
ASN
21
n
21
ASN
21
G
ASP
22
n
22
ASP
22
G
LYS
23
n
23
LYS
23
G
ILE
24
n
24
ILE
24
G
LEU
25
n
25
LEU
25
G
SER
26
n
26
SER
26
G
TYR
27
n
27
TYR
27
G
THR
28
n
28
THR
28
G
GLU
29
n
29
GLU
29
G
SER
30
n
30
SER
30
G
MET
31
n
31
MET
31
G
ALA
32
n
32
ALA
32
G
GLY
33
n
33
GLY
33
G
LYS
34
n
34
LYS
34
G
ARG
35
n
35
ARG
35
G
GLU
36
n
36
GLU
36
G
MET
37
n
37
MET
37
G
VAL
38
n
38
VAL
38
G
ILE
39
n
39
ILE
39
G
ILE
40
n
40
ILE
40
G
THR
41
n
41
THR
41
G
PHE
42
n
42
PHE
42
G
LYS
43
n
43
LYS
43
G
SER
44
n
44
SER
44
G
GLY
45
n
45
GLY
45
G
GLU
46
n
46
GLU
46
G
THR
47
n
47
THR
47
G
PHE
48
n
48
PHE
48
G
GLN
49
n
49
GLN
49
G
VAL
50
n
50
VAL
50
G
GLU
51
n
51
GLU
51
G
VAL
52
n
52
VAL
52
G
PRO
53
n
53
PRO
53
G
GLY
54
n
54
GLY
54
G
SER
55
n
55
SER
55
G
GLN
56
n
56
GLN
56
G
HIS
57
n
57
HIS
57
G
ILE
58
n
58
ILE
58
G
ASP
59
n
59
ASP
59
G
SER
60
n
60
SER
60
G
GLN
61
n
61
GLN
61
G
LYS
62
n
62
LYS
62
G
LYS
63
n
63
LYS
63
G
ALA
64
n
64
ALA
64
G
ILE
65
n
65
ILE
65
G
GLU
66
n
66
GLU
66
G
ARG
67
n
67
ARG
67
G
MET
68
n
68
MET
68
G
LYS
69
n
69
LYS
69
G
ASP
70
n
70
ASP
70
G
THR
71
n
71
THR
71
G
LEU
72
n
72
LEU
72
G
ARG
73
n
73
ARG
73
G
ILE
74
n
74
ILE
74
G
THR
75
n
75
THR
75
G
TYR
76
n
76
TYR
76
G
LEU
77
n
77
LEU
77
G
THR
78
n
78
THR
78
G
GLU
79
n
79
GLU
79
G
THR
80
n
80
THR
80
G
LYS
81
n
81
LYS
81
G
ILE
82
n
82
ILE
82
G
ASP
83
n
83
ASP
83
G
LYS
84
n
84
LYS
84
G
LEU
85
n
85
LEU
85
G
CYS
86
n
86
CYS
86
G
VAL
87
n
87
VAL
87
G
TRP
88
n
88
TRP
88
G
ASN
89
n
89
ASN
89
G
ASN
90
n
90
ASN
90
G
LYS
91
n
91
LYS
91
G
THR
92
n
92
THR
92
G
PRO
93
n
93
PRO
93
G
ASN
94
n
94
ASN
94
G
SER
95
n
95
SER
95
G
ILE
96
n
96
ILE
96
G
ALA
97
n
97
ALA
97
G
ALA
98
n
98
ALA
98
G
ILE
99
n
99
ILE
99
G
SER
100
n
100
SER
100
G
MET
101
n
101
MET
101
G
LYS
102
n
102
LYS
102
G
ASN
103
n
103
ASN
103
G
ALA
1
n
1
ALA
1
H
PRO
2
n
2
PRO
2
H
GLN
3
n
3
GLN
3
H
THR
4
n
4
THR
4
H
ILE
5
n
5
ILE
5
H
THR
6
n
6
THR
6
H
GLU
7
n
7
GLU
7
H
LEU
8
n
8
LEU
8
H
CYS
9
n
9
CYS
9
H
SER
10
n
10
SER
10
H
GLU
11
n
11
GLU
11
H
TYR
12
n
12
TYR
12
H
ARG
13
n
13
ARG
13
H
ASN
14
n
14
ASN
14
H
THR
15
n
15
THR
15
H
GLN
16
n
16
GLN
16
H
ILE
17
n
17
ILE
17
H
TYR
18
n
18
TYR
18
H
THR
19
n
19
THR
19
H
ILE
20
n
20
ILE
20
H
ASN
21
n
21
ASN
21
H
ASP
22
n
22
ASP
22
H
LYS
23
n
23
LYS
23
H
ILE
24
n
24
ILE
24
H
LEU
25
n
25
LEU
25
H
SER
26
n
26
SER
26
H
TYR
27
n
27
TYR
27
H
THR
28
n
28
THR
28
H
GLU
29
n
29
GLU
29
H
SER
30
n
30
SER
30
H
MET
31
n
31
MET
31
H
ALA
32
n
32
ALA
32
H
GLY
33
n
33
GLY
33
H
LYS
34
n
34
LYS
34
H
ARG
35
n
35
ARG
35
H
GLU
36
n
36
GLU
36
H
MET
37
n
37
MET
37
H
VAL
38
n
38
VAL
38
H
ILE
39
n
39
ILE
39
H
ILE
40
n
40
ILE
40
H
THR
41
n
41
THR
41
H
PHE
42
n
42
PHE
42
H
LYS
43
n
43
LYS
43
H
SER
44
n
44
SER
44
H
GLY
45
n
45
GLY
45
H
GLU
46
n
46
GLU
46
H
THR
47
n
47
THR
47
H
PHE
48
n
48
PHE
48
H
GLN
49
n
49
GLN
49
H
VAL
50
n
50
VAL
50
H
GLU
51
n
51
GLU
51
H
VAL
52
n
52
VAL
52
H
PRO
53
n
53
PRO
53
H
GLY
54
n
54
GLY
54
H
SER
55
n
55
SER
55
H
GLN
56
n
56
GLN
56
H
HIS
57
n
57
HIS
57
H
ILE
58
n
58
ILE
58
H
ASP
59
n
59
ASP
59
H
SER
60
n
60
SER
60
H
GLN
61
n
61
GLN
61
H
LYS
62
n
62
LYS
62
H
LYS
63
n
63
LYS
63
H
ALA
64
n
64
ALA
64
H
ILE
65
n
65
ILE
65
H
GLU
66
n
66
GLU
66
H
ARG
67
n
67
ARG
67
H
MET
68
n
68
MET
68
H
LYS
69
n
69
LYS
69
H
ASP
70
n
70
ASP
70
H
THR
71
n
71
THR
71
H
LEU
72
n
72
LEU
72
H
ARG
73
n
73
ARG
73
H
ILE
74
n
74
ILE
74
H
THR
75
n
75
THR
75
H
TYR
76
n
76
TYR
76
H
LEU
77
n
77
LEU
77
H
THR
78
n
78
THR
78
H
GLU
79
n
79
GLU
79
H
THR
80
n
80
THR
80
H
LYS
81
n
81
LYS
81
H
ILE
82
n
82
ILE
82
H
ASP
83
n
83
ASP
83
H
LYS
84
n
84
LYS
84
H
LEU
85
n
85
LEU
85
H
CYS
86
n
86
CYS
86
H
VAL
87
n
87
VAL
87
H
TRP
88
n
88
TRP
88
H
ASN
89
n
89
ASN
89
H
ASN
90
n
90
ASN
90
H
LYS
91
n
91
LYS
91
H
THR
92
n
92
THR
92
H
PRO
93
n
93
PRO
93
H
ASN
94
n
94
ASN
94
H
SER
95
n
95
SER
95
H
ILE
96
n
96
ILE
96
H
ALA
97
n
97
ALA
97
H
ALA
98
n
98
ALA
98
H
ILE
99
n
99
ILE
99
H
SER
100
n
100
SER
100
H
MET
101
n
101
MET
101
H
LYS
102
n
102
LYS
102
H
ASN
103
n
103
ASN
103
H
ALA
1
n
1
ALA
1
L
PRO
2
n
2
PRO
2
L
GLN
3
n
3
GLN
3
L
THR
4
n
4
THR
4
L
ILE
5
n
5
ILE
5
L
THR
6
n
6
THR
6
L
GLU
7
n
7
GLU
7
L
LEU
8
n
8
LEU
8
L
CYS
9
n
9
CYS
9
L
SER
10
n
10
SER
10
L
GLU
11
n
11
GLU
11
L
TYR
12
n
12
TYR
12
L
ARG
13
n
13
ARG
13
L
ASN
14
n
14
ASN
14
L
THR
15
n
15
THR
15
L
GLN
16
n
16
GLN
16
L
ILE
17
n
17
ILE
17
L
TYR
18
n
18
TYR
18
L
THR
19
n
19
THR
19
L
ILE
20
n
20
ILE
20
L
ASN
21
n
21
ASN
21
L
ASP
22
n
22
ASP
22
L
LYS
23
n
23
LYS
23
L
ILE
24
n
24
ILE
24
L
LEU
25
n
25
LEU
25
L
SER
26
n
26
SER
26
L
TYR
27
n
27
TYR
27
L
THR
28
n
28
THR
28
L
GLU
29
n
29
GLU
29
L
SER
30
n
30
SER
30
L
MET
31
n
31
MET
31
L
ALA
32
n
32
ALA
32
L
GLY
33
n
33
GLY
33
L
LYS
34
n
34
LYS
34
L
ARG
35
n
35
ARG
35
L
GLU
36
n
36
GLU
36
L
MET
37
n
37
MET
37
L
VAL
38
n
38
VAL
38
L
ILE
39
n
39
ILE
39
L
ILE
40
n
40
ILE
40
L
THR
41
n
41
THR
41
L
PHE
42
n
42
PHE
42
L
LYS
43
n
43
LYS
43
L
SER
44
n
44
SER
44
L
GLY
45
n
45
GLY
45
L
GLU
46
n
46
GLU
46
L
THR
47
n
47
THR
47
L
PHE
48
n
48
PHE
48
L
GLN
49
n
49
GLN
49
L
VAL
50
n
50
VAL
50
L
GLU
51
n
51
GLU
51
L
VAL
52
n
52
VAL
52
L
PRO
53
n
53
PRO
53
L
GLY
54
n
54
GLY
54
L
SER
55
n
55
SER
55
L
GLN
56
n
56
GLN
56
L
HIS
57
n
57
HIS
57
L
ILE
58
n
58
ILE
58
L
ASP
59
n
59
ASP
59
L
SER
60
n
60
SER
60
L
GLN
61
n
61
GLN
61
L
LYS
62
n
62
LYS
62
L
LYS
63
n
63
LYS
63
L
ALA
64
n
64
ALA
64
L
ILE
65
n
65
ILE
65
L
GLU
66
n
66
GLU
66
L
ARG
67
n
67
ARG
67
L
MET
68
n
68
MET
68
L
LYS
69
n
69
LYS
69
L
ASP
70
n
70
ASP
70
L
THR
71
n
71
THR
71
L
LEU
72
n
72
LEU
72
L
ARG
73
n
73
ARG
73
L
ILE
74
n
74
ILE
74
L
THR
75
n
75
THR
75
L
TYR
76
n
76
TYR
76
L
LEU
77
n
77
LEU
77
L
THR
78
n
78
THR
78
L
GLU
79
n
79
GLU
79
L
THR
80
n
80
THR
80
L
LYS
81
n
81
LYS
81
L
ILE
82
n
82
ILE
82
L
ASP
83
n
83
ASP
83
L
LYS
84
n
84
LYS
84
L
LEU
85
n
85
LEU
85
L
CYS
86
n
86
CYS
86
L
VAL
87
n
87
VAL
87
L
TRP
88
n
88
TRP
88
L
ASN
89
n
89
ASN
89
L
ASN
90
n
90
ASN
90
L
LYS
91
n
91
LYS
91
L
THR
92
n
92
THR
92
L
PRO
93
n
93
PRO
93
L
ASN
94
n
94
ASN
94
L
SER
95
n
95
SER
95
L
ILE
96
n
96
ILE
96
L
ALA
97
n
97
ALA
97
L
ALA
98
n
98
ALA
98
L
ILE
99
n
99
ILE
99
L
SER
100
n
100
SER
100
L
MET
101
n
101
MET
101
L
LYS
102
n
102
LYS
102
L
ASN
103
n
103
ASN
103
L
ALA
1
n
1
ALA
1
M
PRO
2
n
2
PRO
2
M
GLN
3
n
3
GLN
3
M
THR
4
n
4
THR
4
M
ILE
5
n
5
ILE
5
M
THR
6
n
6
THR
6
M
GLU
7
n
7
GLU
7
M
LEU
8
n
8
LEU
8
M
CYS
9
n
9
CYS
9
M
SER
10
n
10
SER
10
M
GLU
11
n
11
GLU
11
M
TYR
12
n
12
TYR
12
M
ARG
13
n
13
ARG
13
M
ASN
14
n
14
ASN
14
M
THR
15
n
15
THR
15
M
GLN
16
n
16
GLN
16
M
ILE
17
n
17
ILE
17
M
TYR
18
n
18
TYR
18
M
THR
19
n
19
THR
19
M
ILE
20
n
20
ILE
20
M
ASN
21
n
21
ASN
21
M
ASP
22
n
22
ASP
22
M
LYS
23
n
23
LYS
23
M
ILE
24
n
24
ILE
24
M
LEU
25
n
25
LEU
25
M
SER
26
n
26
SER
26
M
TYR
27
n
27
TYR
27
M
THR
28
n
28
THR
28
M
GLU
29
n
29
GLU
29
M
SER
30
n
30
SER
30
M
MET
31
n
31
MET
31
M
ALA
32
n
32
ALA
32
M
GLY
33
n
33
GLY
33
M
LYS
34
n
34
LYS
34
M
ARG
35
n
35
ARG
35
M
GLU
36
n
36
GLU
36
M
MET
37
n
37
MET
37
M
VAL
38
n
38
VAL
38
M
ILE
39
n
39
ILE
39
M
ILE
40
n
40
ILE
40
M
THR
41
n
41
THR
41
M
PHE
42
n
42
PHE
42
M
LYS
43
n
43
LYS
43
M
SER
44
n
44
SER
44
M
GLY
45
n
45
GLY
45
M
GLU
46
n
46
GLU
46
M
THR
47
n
47
THR
47
M
PHE
48
n
48
PHE
48
M
GLN
49
n
49
GLN
49
M
VAL
50
n
50
VAL
50
M
GLU
51
n
51
GLU
51
M
VAL
52
n
52
VAL
52
M
PRO
53
n
53
PRO
53
M
GLY
54
n
54
GLY
54
M
SER
55
n
55
SER
55
M
GLN
56
n
56
GLN
56
M
HIS
57
n
57
HIS
57
M
ILE
58
n
58
ILE
58
M
ASP
59
n
59
ASP
59
M
SER
60
n
60
SER
60
M
GLN
61
n
61
GLN
61
M
LYS
62
n
62
LYS
62
M
LYS
63
n
63
LYS
63
M
ALA
64
n
64
ALA
64
M
ILE
65
n
65
ILE
65
M
GLU
66
n
66
GLU
66
M
ARG
67
n
67
ARG
67
M
MET
68
n
68
MET
68
M
LYS
69
n
69
LYS
69
M
ASP
70
n
70
ASP
70
M
THR
71
n
71
THR
71
M
LEU
72
n
72
LEU
72
M
ARG
73
n
73
ARG
73
M
ILE
74
n
74
ILE
74
M
THR
75
n
75
THR
75
M
TYR
76
n
76
TYR
76
M
LEU
77
n
77
LEU
77
M
THR
78
n
78
THR
78
M
GLU
79
n
79
GLU
79
M
THR
80
n
80
THR
80
M
LYS
81
n
81
LYS
81
M
ILE
82
n
82
ILE
82
M
ASP
83
n
83
ASP
83
M
LYS
84
n
84
LYS
84
M
LEU
85
n
85
LEU
85
M
CYS
86
n
86
CYS
86
M
VAL
87
n
87
VAL
87
M
TRP
88
n
88
TRP
88
M
ASN
89
n
89
ASN
89
M
ASN
90
n
90
ASN
90
M
LYS
91
n
91
LYS
91
M
THR
92
n
92
THR
92
M
PRO
93
n
93
PRO
93
M
ASN
94
n
94
ASN
94
M
SER
95
n
95
SER
95
M
ILE
96
n
96
ILE
96
M
ALA
97
n
97
ALA
97
M
ALA
98
n
98
ALA
98
M
ILE
99
n
99
ILE
99
M
SER
100
n
100
SER
100
M
MET
101
n
101
MET
101
M
LYS
102
n
102
LYS
102
M
ASN
103
n
103
ASN
103
M
ALA
1
n
1
ALA
1
N
PRO
2
n
2
PRO
2
N
GLN
3
n
3
GLN
3
N
THR
4
n
4
THR
4
N
ILE
5
n
5
ILE
5
N
THR
6
n
6
THR
6
N
GLU
7
n
7
GLU
7
N
LEU
8
n
8
LEU
8
N
CYS
9
n
9
CYS
9
N
SER
10
n
10
SER
10
N
GLU
11
n
11
GLU
11
N
TYR
12
n
12
TYR
12
N
ARG
13
n
13
ARG
13
N
ASN
14
n
14
ASN
14
N
THR
15
n
15
THR
15
N
GLN
16
n
16
GLN
16
N
ILE
17
n
17
ILE
17
N
TYR
18
n
18
TYR
18
N
THR
19
n
19
THR
19
N
ILE
20
n
20
ILE
20
N
ASN
21
n
21
ASN
21
N
ASP
22
n
22
ASP
22
N
LYS
23
n
23
LYS
23
N
ILE
24
n
24
ILE
24
N
LEU
25
n
25
LEU
25
N
SER
26
n
26
SER
26
N
TYR
27
n
27
TYR
27
N
THR
28
n
28
THR
28
N
GLU
29
n
29
GLU
29
N
SER
30
n
30
SER
30
N
MET
31
n
31
MET
31
N
ALA
32
n
32
ALA
32
N
GLY
33
n
33
GLY
33
N
LYS
34
n
34
LYS
34
N
ARG
35
n
35
ARG
35
N
GLU
36
n
36
GLU
36
N
MET
37
n
37
MET
37
N
VAL
38
n
38
VAL
38
N
ILE
39
n
39
ILE
39
N
ILE
40
n
40
ILE
40
N
THR
41
n
41
THR
41
N
PHE
42
n
42
PHE
42
N
LYS
43
n
43
LYS
43
N
SER
44
n
44
SER
44
N
GLY
45
n
45
GLY
45
N
GLU
46
n
46
GLU
46
N
THR
47
n
47
THR
47
N
PHE
48
n
48
PHE
48
N
GLN
49
n
49
GLN
49
N
VAL
50
n
50
VAL
50
N
GLU
51
n
51
GLU
51
N
VAL
52
n
52
VAL
52
N
PRO
53
n
53
PRO
53
N
GLY
54
n
54
GLY
54
N
SER
55
n
55
SER
55
N
GLN
56
n
56
GLN
56
N
HIS
57
n
57
HIS
57
N
ILE
58
n
58
ILE
58
N
ASP
59
n
59
ASP
59
N
SER
60
n
60
SER
60
N
GLN
61
n
61
GLN
61
N
LYS
62
n
62
LYS
62
N
LYS
63
n
63
LYS
63
N
ALA
64
n
64
ALA
64
N
ILE
65
n
65
ILE
65
N
GLU
66
n
66
GLU
66
N
ARG
67
n
67
ARG
67
N
MET
68
n
68
MET
68
N
LYS
69
n
69
LYS
69
N
ASP
70
n
70
ASP
70
N
THR
71
n
71
THR
71
N
LEU
72
n
72
LEU
72
N
ARG
73
n
73
ARG
73
N
ILE
74
n
74
ILE
74
N
THR
75
n
75
THR
75
N
TYR
76
n
76
TYR
76
N
LEU
77
n
77
LEU
77
N
THR
78
n
78
THR
78
N
GLU
79
n
79
GLU
79
N
THR
80
n
80
THR
80
N
LYS
81
n
81
LYS
81
N
ILE
82
n
82
ILE
82
N
ASP
83
n
83
ASP
83
N
LYS
84
n
84
LYS
84
N
LEU
85
n
85
LEU
85
N
CYS
86
n
86
CYS
86
N
VAL
87
n
87
VAL
87
N
TRP
88
n
88
TRP
88
N
ASN
89
n
89
ASN
89
N
ASN
90
n
90
ASN
90
N
LYS
91
n
91
LYS
91
N
THR
92
n
92
THR
92
N
PRO
93
n
93
PRO
93
N
ASN
94
n
94
ASN
94
N
SER
95
n
95
SER
95
N
ILE
96
n
96
ILE
96
N
ALA
97
n
97
ALA
97
N
ALA
98
n
98
ALA
98
N
ILE
99
n
99
ILE
99
N
SER
100
n
100
SER
100
N
MET
101
n
101
MET
101
N
LYS
102
n
102
LYS
102
N
ASN
103
n
103
ASN
103
N
ALA
1
n
1
ALA
1
O
PRO
2
n
2
PRO
2
O
GLN
3
n
3
GLN
3
O
THR
4
n
4
THR
4
O
ILE
5
n
5
ILE
5
O
THR
6
n
6
THR
6
O
GLU
7
n
7
GLU
7
O
LEU
8
n
8
LEU
8
O
CYS
9
n
9
CYS
9
O
SER
10
n
10
SER
10
O
GLU
11
n
11
GLU
11
O
TYR
12
n
12
TYR
12
O
ARG
13
n
13
ARG
13
O
ASN
14
n
14
ASN
14
O
THR
15
n
15
THR
15
O
GLN
16
n
16
GLN
16
O
ILE
17
n
17
ILE
17
O
TYR
18
n
18
TYR
18
O
THR
19
n
19
THR
19
O
ILE
20
n
20
ILE
20
O
ASN
21
n
21
ASN
21
O
ASP
22
n
22
ASP
22
O
LYS
23
n
23
LYS
23
O
ILE
24
n
24
ILE
24
O
LEU
25
n
25
LEU
25
O
SER
26
n
26
SER
26
O
TYR
27
n
27
TYR
27
O
THR
28
n
28
THR
28
O
GLU
29
n
29
GLU
29
O
SER
30
n
30
SER
30
O
MET
31
n
31
MET
31
O
ALA
32
n
32
ALA
32
O
GLY
33
n
33
GLY
33
O
LYS
34
n
34
LYS
34
O
ARG
35
n
35
ARG
35
O
GLU
36
n
36
GLU
36
O
MET
37
n
37
MET
37
O
VAL
38
n
38
VAL
38
O
ILE
39
n
39
ILE
39
O
ILE
40
n
40
ILE
40
O
THR
41
n
41
THR
41
O
PHE
42
n
42
PHE
42
O
LYS
43
n
43
LYS
43
O
SER
44
n
44
SER
44
O
GLY
45
n
45
GLY
45
O
GLU
46
n
46
GLU
46
O
THR
47
n
47
THR
47
O
PHE
48
n
48
PHE
48
O
GLN
49
n
49
GLN
49
O
VAL
50
n
50
VAL
50
O
GLU
51
n
51
GLU
51
O
VAL
52
n
52
VAL
52
O
PRO
53
n
53
PRO
53
O
GLY
54
n
54
GLY
54
O
SER
55
n
55
SER
55
O
GLN
56
n
56
GLN
56
O
HIS
57
n
57
HIS
57
O
ILE
58
n
58
ILE
58
O
ASP
59
n
59
ASP
59
O
SER
60
n
60
SER
60
O
GLN
61
n
61
GLN
61
O
LYS
62
n
62
LYS
62
O
LYS
63
n
63
LYS
63
O
ALA
64
n
64
ALA
64
O
ILE
65
n
65
ILE
65
O
GLU
66
n
66
GLU
66
O
ARG
67
n
67
ARG
67
O
MET
68
n
68
MET
68
O
LYS
69
n
69
LYS
69
O
ASP
70
n
70
ASP
70
O
THR
71
n
71
THR
71
O
LEU
72
n
72
LEU
72
O
ARG
73
n
73
ARG
73
O
ILE
74
n
74
ILE
74
O
THR
75
n
75
THR
75
O
TYR
76
n
76
TYR
76
O
LEU
77
n
77
LEU
77
O
THR
78
n
78
THR
78
O
GLU
79
n
79
GLU
79
O
THR
80
n
80
THR
80
O
LYS
81
n
81
LYS
81
O
ILE
82
n
82
ILE
82
O
ASP
83
n
83
ASP
83
O
LYS
84
n
84
LYS
84
O
LEU
85
n
85
LEU
85
O
CYS
86
n
86
CYS
86
O
VAL
87
n
87
VAL
87
O
TRP
88
n
88
TRP
88
O
ASN
89
n
89
ASN
89
O
ASN
90
n
90
ASN
90
O
LYS
91
n
91
LYS
91
O
THR
92
n
92
THR
92
O
PRO
93
n
93
PRO
93
O
ASN
94
n
94
ASN
94
O
SER
95
n
95
SER
95
O
ILE
96
n
96
ILE
96
O
ALA
97
n
97
ALA
97
O
ALA
98
n
98
ALA
98
O
ILE
99
n
99
ILE
99
O
SER
100
n
100
SER
100
O
MET
101
n
101
MET
101
O
LYS
102
n
102
LYS
102
O
ASN
103
n
103
ASN
103
O
ALA
1
n
1
ALA
1
P
PRO
2
n
2
PRO
2
P
GLN
3
n
3
GLN
3
P
THR
4
n
4
THR
4
P
ILE
5
n
5
ILE
5
P
THR
6
n
6
THR
6
P
GLU
7
n
7
GLU
7
P
LEU
8
n
8
LEU
8
P
CYS
9
n
9
CYS
9
P
SER
10
n
10
SER
10
P
GLU
11
n
11
GLU
11
P
TYR
12
n
12
TYR
12
P
ARG
13
n
13
ARG
13
P
ASN
14
n
14
ASN
14
P
THR
15
n
15
THR
15
P
GLN
16
n
16
GLN
16
P
ILE
17
n
17
ILE
17
P
TYR
18
n
18
TYR
18
P
THR
19
n
19
THR
19
P
ILE
20
n
20
ILE
20
P
ASN
21
n
21
ASN
21
P
ASP
22
n
22
ASP
22
P
LYS
23
n
23
LYS
23
P
ILE
24
n
24
ILE
24
P
LEU
25
n
25
LEU
25
P
SER
26
n
26
SER
26
P
TYR
27
n
27
TYR
27
P
THR
28
n
28
THR
28
P
GLU
29
n
29
GLU
29
P
SER
30
n
30
SER
30
P
MET
31
n
31
MET
31
P
ALA
32
n
32
ALA
32
P
GLY
33
n
33
GLY
33
P
LYS
34
n
34
LYS
34
P
ARG
35
n
35
ARG
35
P
GLU
36
n
36
GLU
36
P
MET
37
n
37
MET
37
P
VAL
38
n
38
VAL
38
P
ILE
39
n
39
ILE
39
P
ILE
40
n
40
ILE
40
P
THR
41
n
41
THR
41
P
PHE
42
n
42
PHE
42
P
LYS
43
n
43
LYS
43
P
SER
44
n
44
SER
44
P
GLY
45
n
45
GLY
45
P
GLU
46
n
46
GLU
46
P
THR
47
n
47
THR
47
P
PHE
48
n
48
PHE
48
P
GLN
49
n
49
GLN
49
P
VAL
50
n
50
VAL
50
P
GLU
51
n
51
GLU
51
P
VAL
52
n
52
VAL
52
P
PRO
53
n
53
PRO
53
P
GLY
54
n
54
GLY
54
P
SER
55
n
55
SER
55
P
GLN
56
n
56
GLN
56
P
HIS
57
n
57
HIS
57
P
ILE
58
n
58
ILE
58
P
ASP
59
n
59
ASP
59
P
SER
60
n
60
SER
60
P
GLN
61
n
61
GLN
61
P
LYS
62
n
62
LYS
62
P
LYS
63
n
63
LYS
63
P
ALA
64
n
64
ALA
64
P
ILE
65
n
65
ILE
65
P
GLU
66
n
66
GLU
66
P
ARG
67
n
67
ARG
67
P
MET
68
n
68
MET
68
P
LYS
69
n
69
LYS
69
P
ASP
70
n
70
ASP
70
P
THR
71
n
71
THR
71
P
LEU
72
n
72
LEU
72
P
ARG
73
n
73
ARG
73
P
ILE
74
n
74
ILE
74
P
THR
75
n
75
THR
75
P
TYR
76
n
76
TYR
76
P
LEU
77
n
77
LEU
77
P
THR
78
n
78
THR
78
P
GLU
79
n
79
GLU
79
P
THR
80
n
80
THR
80
P
LYS
81
n
81
LYS
81
P
ILE
82
n
82
ILE
82
P
ASP
83
n
83
ASP
83
P
LYS
84
n
84
LYS
84
P
LEU
85
n
85
LEU
85
P
CYS
86
n
86
CYS
86
P
VAL
87
n
87
VAL
87
P
TRP
88
n
88
TRP
88
P
ASN
89
n
89
ASN
89
P
ASN
90
n
90
ASN
90
P
LYS
91
n
91
LYS
91
P
THR
92
n
92
THR
92
P
PRO
93
n
93
PRO
93
P
ASN
94
n
94
ASN
94
P
SER
95
n
95
SER
95
P
ILE
96
n
96
ILE
96
P
ALA
97
n
97
ALA
97
P
ALA
98
n
98
ALA
98
P
ILE
99
n
99
ILE
99
P
SER
100
n
100
SER
100
P
MET
101
n
101
MET
101
P
LYS
102
n
102
LYS
102
P
ASN
103
n
103
ASN
103
P
author_defined_assembly
5
pentameric
author_defined_assembly
5
pentameric
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
D
O
GLN
16
A
O
GLN
16
D
N
VAL
87
A
N
VAL
87
D
O
LYS
84
A
O
LYS
84
D
N
SER
100
A
N
SER
100
D
O
SER
26
A
O
SER
26
D
N
THR
41
A
N
THR
41
D
O
VAL
38
A
O
VAL
38
D
N
VAL
50
A
N
VAL
50
E
O
GLN
16
B
O
GLN
16
E
N
VAL
87
B
N
VAL
87
E
O
ASP
83
B
O
ASP
83
E
N
SER
100
B
N
SER
100
E
O
SER
26
B
O
SER
26
E
N
THR
41
B
N
THR
41
E
O
VAL
38
B
O
VAL
38
E
N
VAL
50
B
N
VAL
50
F
O
GLN
16
C
O
GLN
16
F
N
VAL
87
C
N
VAL
87
F
O
CYS
86
C
O
CYS
86
F
N
ALA
98
C
N
ALA
98
F
O
SER
26
C
O
SER
26
F
N
THR
41
C
N
THR
41
F
O
VAL
38
C
O
VAL
38
F
N
VAL
50
C
N
VAL
50
G
O
GLN
16
D
O
GLN
16
G
N
VAL
87
D
N
VAL
87
G
O
LYS
84
D
O
LYS
84
G
N
SER
100
D
N
SER
100
G
O
SER
26
D
O
SER
26
G
N
THR
41
D
N
THR
41
G
O
VAL
38
D
O
VAL
38
G
N
VAL
50
D
N
VAL
50
H
O
GLN
16
E
O
GLN
16
H
N
VAL
87
E
N
VAL
87
H
O
ASP
83
E
O
ASP
83
H
N
SER
100
E
N
SER
100
H
O
SER
26
E
O
SER
26
H
N
THR
41
E
N
THR
41
H
O
VAL
38
E
O
VAL
38
H
N
VAL
50
E
N
VAL
50
L
O
GLN
16
F
O
GLN
16
L
N
VAL
87
F
N
VAL
87
L
O
LYS
84
F
O
LYS
84
L
N
SER
100
F
N
SER
100
L
O
SER
26
F
O
SER
26
L
N
THR
41
F
N
THR
41
L
O
VAL
38
F
O
VAL
38
L
N
VAL
50
F
N
VAL
50
M
O
GLN
16
G
O
GLN
16
M
N
VAL
87
G
N
VAL
87
M
O
ASP
83
G
O
ASP
83
M
N
SER
100
G
N
SER
100
M
O
SER
26
G
O
SER
26
M
N
THR
41
G
N
THR
41
M
O
VAL
38
G
O
VAL
38
M
N
VAL
50
G
N
VAL
50
N
O
GLN
16
H
O
GLN
16
N
N
VAL
87
H
N
VAL
87
N
O
LYS
84
H
O
LYS
84
N
N
SER
100
H
N
SER
100
N
O
SER
26
H
O
SER
26
N
N
THR
41
H
N
THR
41
N
O
VAL
38
H
O
VAL
38
N
N
VAL
50
H
N
VAL
50
O
O
GLN
16
I
O
GLN
16
O
N
VAL
87
I
N
VAL
87
O
O
LYS
84
I
O
LYS
84
O
N
SER
100
I
N
SER
100
O
O
SER
26
I
O
SER
26
O
N
THR
41
I
N
THR
41
O
O
VAL
38
I
O
VAL
38
O
N
VAL
50
I
N
VAL
50
P
O
GLN
16
J
O
GLN
16
P
N
VAL
87
J
N
VAL
87
P
O
CYS
86
J
O
CYS
86
P
N
ALA
98
J
N
ALA
98
P
O
SER
26
J
O
SER
26
P
N
THR
41
J
N
THR
41
P
O
VAL
38
J
O
VAL
38
P
N
VAL
50
J
N
VAL
50
1
L
TYR
76
0.068
SIDE CHAIN
1
-17.40
2.70
111.00
93.60
G
G
G
N
CA
C
VAL
VAL
VAL
50
50
50
N
1
-16.52
2.70
111.00
94.48
H
H
H
N
CA
C
VAL
VAL
VAL
50
50
50
N
1
-16.92
2.70
111.00
94.08
L
L
L
N
CA
C
VAL
VAL
VAL
50
50
50
N
1
-18.01
2.70
111.00
92.99
N
N
N
N
CA
C
VAL
VAL
VAL
50
50
50
N
1
-19.41
2.70
111.00
91.59
O
O
O
N
CA
C
VAL
VAL
VAL
50
50
50
N
1
F
F
CB
SG
CYS
CYS
9
9
0.132
0.017
1.818
1.950
N
1
D
ILE
20
-93.72
-67.44
1
D
LYS
34
71.30
-2.87
1
D
GLU
36
-67.32
88.79
1
D
ASP
83
-81.31
-72.29
1
E
GLN
16
-172.77
137.99
1
E
ILE
20
-94.84
-60.25
1
F
SER
44
-79.60
23.22
1
G
ASP
22
179.63
158.52
1
G
ASP
83
-85.84
-73.64
1
G
LYS
102
63.03
128.85
1
H
ASP
83
-81.98
-75.85
1
L
GLN
16
-171.99
148.81
1
L
ASP
83
-91.38
-68.99
1
M
LYS
34
71.61
-0.88
1
N
GLU
36
-60.57
88.52
1
N
ASP
83
-82.11
-77.60
1
O
GLU
11
-154.85
2.78
1
P
LYS
34
81.91
-11.34
1
P
LYS
102
-174.83
137.70
PARHCSDX.PRO
TOPHCSDX.PRO
PARAM1.CHO
LOCALLY MODIFIED TOPH1.CHO
27.
-5.742
0.
1.669
1.919
0.
3.822
BABINET BULK SOLVENT MODEL
0.273
0.182
0.182
2.2
25.
46246
7.
82.8
RANDOM
1
THROUGHOUT
1.0
MOLECULAR REPLACEMENT
PDB ENTRY 1LTA
2.2
25.
252
8702
210
0
8240
0.012
1.66
24.5
1.53
4.1
2.0
6.2
4.0
4.1
2.0
6.2
4.0
0.379
0.284
2.23
73
1093
15
22.
2.2
25.
1LT6
51781
0.
0.089
1
2.23
90.2
0.298
2.2
2.3
71.8
data collection
XENGEN
data reduction
MACRO
phasing
AMoRE
refinement
X-PLOR
3.1
data reduction
XENGEN
data scaling
MACRO
HEAT-LABILE ENTEROTOXIN B-PENTAMER COMPLEXED WITH METANITROPHENYLGALACTOSIDE
1
N
N
1
N
N
1
N
N
1
N
N
1
N
N
1
N
N
1
N
N
1
N
N
1
N
N
1
N
N
2
N
N
2
N
N
2
N
N
2
N
N
2
N
N
2
N
N
2
N
N
2
N
N
2
N
N
2
N
N
3
N
N
3
N
N
3
N
N
3
N
N
3
N
N
3
N
N
3
N
N
3
N
N
3
N
N
3
N
N
D
ILE
5
A
ILE
5
HELX_P
D
GLU
11
A
GLU
11
1
1
7
D
ASP
59
A
ASP
59
HELX_P
D
THR
78
A
THR
78
1
2
20
E
ILE
5
B
ILE
5
HELX_P
E
GLU
11
B
GLU
11
1
3
7
E
ASP
59
B
ASP
59
HELX_P
E
LEU
77
B
LEU
77
1
4
19
F
ILE
5
C
ILE
5
HELX_P
F
GLU
11
C
GLU
11
1
5
7
F
ASP
59
C
ASP
59
HELX_P
F
THR
78
C
THR
78
1
6
20
G
ILE
5
D
ILE
5
HELX_P
G
GLU
11
D
GLU
11
1
7
7
G
ASP
59
D
ASP
59
HELX_P
G
THR
78
D
THR
78
5
8
20
H
ILE
5
E
ILE
5
HELX_P
H
GLU
11
E
GLU
11
1
9
7
H
ASP
59
E
ASP
59
HELX_P
H
THR
78
E
THR
78
1
10
20
L
ILE
5
F
ILE
5
HELX_P
L
GLU
11
F
GLU
11
1
11
7
L
ASP
59
F
ASP
59
HELX_P
L
THR
78
F
THR
78
5
12
20
M
ILE
5
G
ILE
5
HELX_P
M
GLU
11
G
GLU
11
1
13
7
M
ASP
59
G
ASP
59
HELX_P
M
THR
78
G
THR
78
1
14
20
N
ILE
5
H
ILE
5
HELX_P
N
GLU
11
H
GLU
11
1
15
7
N
ASP
59
H
ASP
59
HELX_P
N
THR
78
H
THR
78
1
16
20
O
ILE
5
I
ILE
5
HELX_P
O
CYS
9
I
CYS
9
1
17
5
O
ASP
59
I
ASP
59
HELX_P
O
LEU
77
I
LEU
77
1
18
19
P
ILE
5
J
ILE
5
HELX_P
P
GLU
11
J
GLU
11
1
19
7
P
ASP
59
J
ASP
59
HELX_P
P
THR
78
J
THR
78
1
20
20
disulf
2.058
D
CYS
9
A
SG
CYS
9
1_555
D
CYS
86
A
SG
CYS
86
1_555
disulf
2.029
E
CYS
9
B
SG
CYS
9
1_555
E
CYS
86
B
SG
CYS
86
1_555
disulf
2.046
F
CYS
9
C
SG
CYS
9
1_555
F
CYS
86
C
SG
CYS
86
1_555
disulf
2.066
G
CYS
9
D
SG
CYS
9
1_555
G
CYS
86
D
SG
CYS
86
1_555
disulf
2.035
H
CYS
9
E
SG
CYS
9
1_555
H
CYS
86
E
SG
CYS
86
1_555
disulf
2.054
L
CYS
9
F
SG
CYS
9
1_555
L
CYS
86
F
SG
CYS
86
1_555
disulf
2.032
M
CYS
9
G
SG
CYS
9
1_555
M
CYS
86
G
SG
CYS
86
1_555
disulf
2.060
N
CYS
9
H
SG
CYS
9
1_555
N
CYS
86
H
SG
CYS
86
1_555
disulf
2.029
O
CYS
9
I
SG
CYS
9
1_555
O
CYS
86
I
SG
CYS
86
1_555
disulf
2.018
P
CYS
9
J
SG
CYS
9
1_555
P
CYS
86
J
SG
CYS
86
1_555
ENTEROTOXIN
ENTEROTOXIN
D
THR
92
A
THR
92
1
D
PRO
93
A
PRO
93
-0.50
E
THR
92
B
THR
92
1
E
PRO
93
B
PRO
93
-2.53
F
THR
92
C
THR
92
1
F
PRO
93
C
PRO
93
-2.14
G
THR
92
D
THR
92
1
G
PRO
93
D
PRO
93
-0.66
H
THR
92
E
THR
92
1
H
PRO
93
E
PRO
93
0.77
L
THR
92
F
THR
92
1
L
PRO
93
F
PRO
93
-4.23
M
THR
92
G
THR
92
1
M
PRO
93
G
PRO
93
-0.41
N
THR
92
H
THR
92
1
N
PRO
93
H
PRO
93
0.45
O
THR
92
I
THR
92
1
O
PRO
93
I
PRO
93
-0.55
P
THR
92
J
THR
92
1
P
PRO
93
J
PRO
93
-0.18
ELBP_ECOLI
UNP
1
1
P32890
MNKVKCYVLFTALLSSLYAHGAPQTITELCSEYRNTQIYTINDKILSYTESMAGKREMVIITFKSGETFQVEVPGSQHID
SQKKAIERMKDTLRITYLTETKIDKLCVWNNKTPNSIAAISMKN
22
124
1LT6
1
103
P32890
D
1
1
103
22
124
1LT6
1
103
P32890
E
1
1
103
22
124
1LT6
1
103
P32890
F
1
1
103
22
124
1LT6
1
103
P32890
G
1
1
103
22
124
1LT6
1
103
P32890
H
1
1
103
22
124
1LT6
1
103
P32890
L
1
1
103
22
124
1LT6
1
103
P32890
M
1
1
103
22
124
1LT6
1
103
P32890
N
1
1
103
22
124
1LT6
1
103
P32890
O
1
1
103
22
124
1LT6
1
103
P32890
P
1
1
103
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
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
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
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
D
THR
15
A
THR
15
D
THR
19
A
THR
19
D
LYS
84
A
LYS
84
D
TRP
88
A
TRP
88
D
SER
95
A
SER
95
D
SER
100
A
SER
100
D
SER
26
A
SER
26
D
SER
30
A
SER
30
D
MET
37
A
MET
37
D
THR
41
A
THR
41
D
THR
47
A
THR
47
D
VAL
50
A
VAL
50
E
THR
15
B
THR
15
E
THR
19
B
THR
19
E
ILE
82
B
ILE
82
E
TRP
88
B
TRP
88
E
ALA
98
B
ALA
98
E
MET
101
B
MET
101
E
SER
26
B
SER
26
E
SER
30
B
SER
30
E
MET
37
B
MET
37
E
THR
41
B
THR
41
E
THR
47
B
THR
47
E
VAL
50
B
VAL
50
F
THR
15
C
THR
15
F
THR
19
C
THR
19
F
LYS
84
C
LYS
84
F
TRP
88
C
TRP
88
F
SER
95
C
SER
95
F
ILE
99
C
ILE
99
F
SER
26
C
SER
26
F
SER
30
C
SER
30
F
MET
37
C
MET
37
F
THR
41
C
THR
41
F
THR
47
C
THR
47
F
VAL
50
C
VAL
50
G
THR
15
D
THR
15
G
THR
19
D
THR
19
G
LYS
84
D
LYS
84
G
TRP
88
D
TRP
88
G
SER
95
D
SER
95
G
SER
100
D
SER
100
G
SER
26
D
SER
26
G
ALA
32
D
ALA
32
G
ARG
35
D
ARG
35
G
THR
41
D
THR
41
G
THR
47
D
THR
47
G
VAL
50
D
VAL
50
H
THR
15
E
THR
15
H
THR
19
E
THR
19
H
ILE
82
E
ILE
82
H
TRP
88
E
TRP
88
H
ALA
98
E
ALA
98
H
MET
101
E
MET
101
H
SER
26
E
SER
26
H
SER
30
E
SER
30
H
MET
37
E
MET
37
H
THR
41
E
THR
41
H
THR
47
E
THR
47
H
VAL
50
E
VAL
50
L
THR
15
F
THR
15
L
THR
19
F
THR
19
L
LYS
84
F
LYS
84
L
TRP
88
F
TRP
88
L
SER
95
F
SER
95
L
SER
100
F
SER
100
L
SER
26
F
SER
26
L
ALA
32
F
ALA
32
L
ARG
35
F
ARG
35
L
THR
41
F
THR
41
L
THR
47
F
THR
47
L
VAL
50
F
VAL
50
M
THR
15
G
THR
15
M
THR
19
G
THR
19
M
ILE
82
G
ILE
82
M
TRP
88
G
TRP
88
M
ALA
98
G
ALA
98
M
MET
101
G
MET
101
M
SER
26
G
SER
26
M
SER
30
G
SER
30
M
MET
37
G
MET
37
M
THR
41
G
THR
41
M
THR
47
G
THR
47
M
VAL
50
G
VAL
50
N
THR
15
H
THR
15
N
THR
19
H
THR
19
N
LYS
84
H
LYS
84
N
TRP
88
H
TRP
88
N
SER
95
H
SER
95
N
SER
100
H
SER
100
N
SER
26
H
SER
26
N
SER
30
H
SER
30
N
MET
37
H
MET
37
N
THR
41
H
THR
41
N
THR
47
H
THR
47
N
VAL
50
H
VAL
50
O
THR
15
I
THR
15
O
THR
19
I
THR
19
O
LYS
84
I
LYS
84
O
TRP
88
I
TRP
88
O
SER
95
I
SER
95
O
SER
100
I
SER
100
O
SER
26
I
SER
26
O
GLU
29
I
GLU
29
O
VAL
38
I
VAL
38
O
THR
41
I
THR
41
O
THR
47
I
THR
47
O
VAL
50
I
VAL
50
P
THR
15
J
THR
15
P
THR
19
J
THR
19
P
LYS
84
J
LYS
84
P
TRP
88
J
TRP
88
P
SER
95
J
SER
95
P
ILE
99
J
ILE
99
P
SER
26
J
SER
26
P
GLU
29
J
GLU
29
P
VAL
38
J
VAL
38
P
THR
41
J
THR
41
P
THR
47
J
THR
47
P
VAL
50
J
VAL
50
4
P 1 21 1