1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
Yu, L.
Sun, C.
Song, D.
Shen, J.
Xu, N.
Gunasekera, A.
Hajduk, P.J.
Olejniczak, E.T.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
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
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
C5 H7 N O3
129.114
n
PYROGLUTAMIC ACID
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
US
Biochemistry
BICHAW
0033
0006-2960
44
15834
15841
10.1021/bi051656d
16313186
Nuclear magnetic resonance structural studies of a potassium channel-charybdotoxin complex.
2005
10.2210/pdb2a9h/pdb
pdb_00002a9h
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
SINGLE WAVELENGTH
M
1
1.0
16717.473
Voltage-gated potassium channel
Q58A, T61S, R64D, F103Y, T107F, L110V
4
man
polymer
4309.998
charybdotoxin
1
syn
polymer
no
no
MSGSHHHHHHSSGIEGRGRLIKHMPPMLSGLLARLVKLLLGRHGSALHWRAAGAATVLLVIVLLAGSYLAVLAERGAPGA
ALISYPDALWWSVETATTVGYGDLYPVTLWGRCVAVVVMVAGITSYGLVFAAVATWFVGREQERRGHFVRHSEKA
MSGSHHHHHHSSGIEGRGRLIKHMPPMLSGLLARLVKLLLGRHGSALHWRAAGAATVLLVIVLLAGSYLAVLAERGAPGA
ALISYPDALWWSVETATTVGYGDLYPVTLWGRCVAVVVMVAGITSYGLVFAAVATWFVGREQERRGHFVRHSEKA
A,B,C,D
polypeptide(L)
no
yes
(PCA)FTNVSCTTSKECWSVCQRLHNTSRGKCMNKKCRCYS
QFTNVSCTTSKECWSVCQRLHNTSRGKCMNKKCRCYS
E
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
Streptomyces
Escherichia
sample
kcsA, skc1
1916
Streptomyces lividans
562
Escherichia coli
C41 (DE3)
plasmid
pIVEX-d2.4d
entity_poly
pdbx_struct_assembly
pdbx_struct_mod_residue
pdbx_struct_oper_list
struct_conn
struct_ref_seq_dif
database_2
struct_ref_seq_dif
repository
Initial release
Version format compliance
Version format compliance
Database references
Derived calculations
Polymer sequence
Database references
1
0
2006-01-10
1
1
2008-04-30
1
2
2011-07-13
2
0
2019-12-25
2
1
2021-10-20
_entity_poly.pdbx_seq_one_letter_code_can
_pdbx_struct_mod_residue.parent_comp_id
_struct_conn.pdbx_leaving_atom_flag
_struct_ref_seq_dif.details
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_struct_ref_seq_dif.details
RCSB
Y
RCSB
2005-07-11
REL
1
3D 13C-edited NOESY
3D-filtered NOESY
7.5
ambient
315
K
molecular SIMULATED ANNEALING / dynamics / docking
minimized average structure
1 mM KcsA, 2H and selectively 13C-methyl labeled in 20 mM sodium phosphate (pH 7.5), 5 mM KCl, 1 mM DTT, and 80 mM foscholine-12, 90% H2O/10% D2O or 100% D2O
90% H2O/10% D2O or 100% D2O
Brunger
structure solution
CNS
2002
Brunger
refinement
CNS
2002
800
Bruker
DRX
600
Bruker
DRX
n
1
-22
A
n
2
-21
A
n
3
-20
A
n
4
-19
A
n
5
-18
A
n
6
-17
A
n
7
-16
A
n
8
-15
A
n
9
-14
A
n
10
-13
A
n
11
-12
A
n
12
-11
A
n
13
-10
A
n
14
-9
A
n
15
-8
A
n
16
-7
A
n
17
-6
A
n
18
-5
A
n
19
-4
A
n
20
-3
A
n
21
-2
A
n
22
-1
A
n
23
0
A
n
24
1
A
n
25
2
A
n
26
3
A
n
27
4
A
n
28
5
A
n
29
6
A
n
30
7
A
n
31
8
A
n
32
9
A
n
33
10
A
n
34
11
A
n
35
12
A
n
36
13
A
n
37
14
A
n
38
15
A
n
39
16
A
n
40
17
A
n
41
18
A
n
42
19
A
n
43
20
A
n
44
21
A
n
45
22
A
ALA
23
n
46
ALA
23
A
LEU
24
n
47
LEU
24
A
HIS
25
n
48
HIS
25
A
TRP
26
n
49
TRP
26
A
ARG
27
n
50
ARG
27
A
ALA
28
n
51
ALA
28
A
ALA
29
n
52
ALA
29
A
GLY
30
n
53
GLY
30
A
ALA
31
n
54
ALA
31
A
ALA
32
n
55
ALA
32
A
THR
33
n
56
THR
33
A
VAL
34
n
57
VAL
34
A
LEU
35
n
58
LEU
35
A
LEU
36
n
59
LEU
36
A
VAL
37
n
60
VAL
37
A
ILE
38
n
61
ILE
38
A
VAL
39
n
62
VAL
39
A
LEU
40
n
63
LEU
40
A
LEU
41
n
64
LEU
41
A
ALA
42
n
65
ALA
42
A
GLY
43
n
66
GLY
43
A
SER
44
n
67
SER
44
A
TYR
45
n
68
TYR
45
A
LEU
46
n
69
LEU
46
A
ALA
47
n
70
ALA
47
A
VAL
48
n
71
VAL
48
A
LEU
49
n
72
LEU
49
A
ALA
50
n
73
ALA
50
A
GLU
51
n
74
GLU
51
A
ARG
52
n
75
ARG
52
A
GLY
53
n
76
GLY
53
A
ALA
54
n
77
ALA
54
A
PRO
55
n
78
PRO
55
A
GLY
56
n
79
GLY
56
A
ALA
57
n
80
ALA
57
A
ALA
58
n
81
ALA
58
A
LEU
59
n
82
LEU
59
A
ILE
60
n
83
ILE
60
A
SER
61
n
84
SER
61
A
TYR
62
n
85
TYR
62
A
PRO
63
n
86
PRO
63
A
ASP
64
n
87
ASP
64
A
ALA
65
n
88
ALA
65
A
LEU
66
n
89
LEU
66
A
TRP
67
n
90
TRP
67
A
TRP
68
n
91
TRP
68
A
SER
69
n
92
SER
69
A
VAL
70
n
93
VAL
70
A
GLU
71
n
94
GLU
71
A
THR
72
n
95
THR
72
A
ALA
73
n
96
ALA
73
A
THR
74
n
97
THR
74
A
THR
75
n
98
THR
75
A
VAL
76
n
99
VAL
76
A
GLY
77
n
100
GLY
77
A
TYR
78
n
101
TYR
78
A
GLY
79
n
102
GLY
79
A
ASP
80
n
103
ASP
80
A
LEU
81
n
104
LEU
81
A
TYR
82
n
105
TYR
82
A
PRO
83
n
106
PRO
83
A
VAL
84
n
107
VAL
84
A
THR
85
n
108
THR
85
A
LEU
86
n
109
LEU
86
A
TRP
87
n
110
TRP
87
A
GLY
88
n
111
GLY
88
A
ARG
89
n
112
ARG
89
A
CYS
90
n
113
CYS
90
A
VAL
91
n
114
VAL
91
A
ALA
92
n
115
ALA
92
A
VAL
93
n
116
VAL
93
A
VAL
94
n
117
VAL
94
A
VAL
95
n
118
VAL
95
A
MET
96
n
119
MET
96
A
VAL
97
n
120
VAL
97
A
ALA
98
n
121
ALA
98
A
GLY
99
n
122
GLY
99
A
ILE
100
n
123
ILE
100
A
THR
101
n
124
THR
101
A
SER
102
n
125
SER
102
A
TYR
103
n
126
TYR
103
A
GLY
104
n
127
GLY
104
A
LEU
105
n
128
LEU
105
A
VAL
106
n
129
VAL
106
A
PHE
107
n
130
PHE
107
A
ALA
108
n
131
ALA
108
A
ALA
109
n
132
ALA
109
A
VAL
110
n
133
VAL
110
A
ALA
111
n
134
ALA
111
A
THR
112
n
135
THR
112
A
TRP
113
n
136
TRP
113
A
PHE
114
n
137
PHE
114
A
VAL
115
n
138
VAL
115
A
GLY
116
n
139
GLY
116
A
ARG
117
n
140
ARG
117
A
GLU
118
n
141
GLU
118
A
GLN
119
n
142
GLN
119
A
n
143
120
A
n
144
121
A
n
145
122
A
n
146
123
A
n
147
124
A
n
148
125
A
n
149
126
A
n
150
127
A
n
151
128
A
n
152
129
A
n
153
130
A
n
154
131
A
n
155
132
A
n
1
-22
B
n
2
-21
B
n
3
-20
B
n
4
-19
B
n
5
-18
B
n
6
-17
B
n
7
-16
B
n
8
-15
B
n
9
-14
B
n
10
-13
B
n
11
-12
B
n
12
-11
B
n
13
-10
B
n
14
-9
B
n
15
-8
B
n
16
-7
B
n
17
-6
B
n
18
-5
B
n
19
-4
B
n
20
-3
B
n
21
-2
B
n
22
-1
B
n
23
0
B
n
24
1
B
n
25
2
B
n
26
3
B
n
27
4
B
n
28
5
B
n
29
6
B
n
30
7
B
n
31
8
B
n
32
9
B
n
33
10
B
n
34
11
B
n
35
12
B
n
36
13
B
n
37
14
B
n
38
15
B
n
39
16
B
n
40
17
B
n
41
18
B
n
42
19
B
n
43
20
B
n
44
21
B
n
45
22
B
ALA
23
n
46
ALA
23
B
LEU
24
n
47
LEU
24
B
HIS
25
n
48
HIS
25
B
TRP
26
n
49
TRP
26
B
ARG
27
n
50
ARG
27
B
ALA
28
n
51
ALA
28
B
ALA
29
n
52
ALA
29
B
GLY
30
n
53
GLY
30
B
ALA
31
n
54
ALA
31
B
ALA
32
n
55
ALA
32
B
THR
33
n
56
THR
33
B
VAL
34
n
57
VAL
34
B
LEU
35
n
58
LEU
35
B
LEU
36
n
59
LEU
36
B
VAL
37
n
60
VAL
37
B
ILE
38
n
61
ILE
38
B
VAL
39
n
62
VAL
39
B
LEU
40
n
63
LEU
40
B
LEU
41
n
64
LEU
41
B
ALA
42
n
65
ALA
42
B
GLY
43
n
66
GLY
43
B
SER
44
n
67
SER
44
B
TYR
45
n
68
TYR
45
B
LEU
46
n
69
LEU
46
B
ALA
47
n
70
ALA
47
B
VAL
48
n
71
VAL
48
B
LEU
49
n
72
LEU
49
B
ALA
50
n
73
ALA
50
B
GLU
51
n
74
GLU
51
B
ARG
52
n
75
ARG
52
B
GLY
53
n
76
GLY
53
B
ALA
54
n
77
ALA
54
B
PRO
55
n
78
PRO
55
B
GLY
56
n
79
GLY
56
B
ALA
57
n
80
ALA
57
B
ALA
58
n
81
ALA
58
B
LEU
59
n
82
LEU
59
B
ILE
60
n
83
ILE
60
B
SER
61
n
84
SER
61
B
TYR
62
n
85
TYR
62
B
PRO
63
n
86
PRO
63
B
ASP
64
n
87
ASP
64
B
ALA
65
n
88
ALA
65
B
LEU
66
n
89
LEU
66
B
TRP
67
n
90
TRP
67
B
TRP
68
n
91
TRP
68
B
SER
69
n
92
SER
69
B
VAL
70
n
93
VAL
70
B
GLU
71
n
94
GLU
71
B
THR
72
n
95
THR
72
B
ALA
73
n
96
ALA
73
B
THR
74
n
97
THR
74
B
THR
75
n
98
THR
75
B
VAL
76
n
99
VAL
76
B
GLY
77
n
100
GLY
77
B
TYR
78
n
101
TYR
78
B
GLY
79
n
102
GLY
79
B
ASP
80
n
103
ASP
80
B
LEU
81
n
104
LEU
81
B
TYR
82
n
105
TYR
82
B
PRO
83
n
106
PRO
83
B
VAL
84
n
107
VAL
84
B
THR
85
n
108
THR
85
B
LEU
86
n
109
LEU
86
B
TRP
87
n
110
TRP
87
B
GLY
88
n
111
GLY
88
B
ARG
89
n
112
ARG
89
B
CYS
90
n
113
CYS
90
B
VAL
91
n
114
VAL
91
B
ALA
92
n
115
ALA
92
B
VAL
93
n
116
VAL
93
B
VAL
94
n
117
VAL
94
B
VAL
95
n
118
VAL
95
B
MET
96
n
119
MET
96
B
VAL
97
n
120
VAL
97
B
ALA
98
n
121
ALA
98
B
GLY
99
n
122
GLY
99
B
ILE
100
n
123
ILE
100
B
THR
101
n
124
THR
101
B
SER
102
n
125
SER
102
B
TYR
103
n
126
TYR
103
B
GLY
104
n
127
GLY
104
B
LEU
105
n
128
LEU
105
B
VAL
106
n
129
VAL
106
B
PHE
107
n
130
PHE
107
B
ALA
108
n
131
ALA
108
B
ALA
109
n
132
ALA
109
B
VAL
110
n
133
VAL
110
B
ALA
111
n
134
ALA
111
B
THR
112
n
135
THR
112
B
TRP
113
n
136
TRP
113
B
PHE
114
n
137
PHE
114
B
VAL
115
n
138
VAL
115
B
GLY
116
n
139
GLY
116
B
ARG
117
n
140
ARG
117
B
GLU
118
n
141
GLU
118
B
GLN
119
n
142
GLN
119
B
n
143
120
B
n
144
121
B
n
145
122
B
n
146
123
B
n
147
124
B
n
148
125
B
n
149
126
B
n
150
127
B
n
151
128
B
n
152
129
B
n
153
130
B
n
154
131
B
n
155
132
B
n
1
-22
C
n
2
-21
C
n
3
-20
C
n
4
-19
C
n
5
-18
C
n
6
-17
C
n
7
-16
C
n
8
-15
C
n
9
-14
C
n
10
-13
C
n
11
-12
C
n
12
-11
C
n
13
-10
C
n
14
-9
C
n
15
-8
C
n
16
-7
C
n
17
-6
C
n
18
-5
C
n
19
-4
C
n
20
-3
C
n
21
-2
C
n
22
-1
C
n
23
0
C
n
24
1
C
n
25
2
C
n
26
3
C
n
27
4
C
n
28
5
C
n
29
6
C
n
30
7
C
n
31
8
C
n
32
9
C
n
33
10
C
n
34
11
C
n
35
12
C
n
36
13
C
n
37
14
C
n
38
15
C
n
39
16
C
n
40
17
C
n
41
18
C
n
42
19
C
n
43
20
C
n
44
21
C
n
45
22
C
ALA
23
n
46
ALA
23
C
LEU
24
n
47
LEU
24
C
HIS
25
n
48
HIS
25
C
TRP
26
n
49
TRP
26
C
ARG
27
n
50
ARG
27
C
ALA
28
n
51
ALA
28
C
ALA
29
n
52
ALA
29
C
GLY
30
n
53
GLY
30
C
ALA
31
n
54
ALA
31
C
ALA
32
n
55
ALA
32
C
THR
33
n
56
THR
33
C
VAL
34
n
57
VAL
34
C
LEU
35
n
58
LEU
35
C
LEU
36
n
59
LEU
36
C
VAL
37
n
60
VAL
37
C
ILE
38
n
61
ILE
38
C
VAL
39
n
62
VAL
39
C
LEU
40
n
63
LEU
40
C
LEU
41
n
64
LEU
41
C
ALA
42
n
65
ALA
42
C
GLY
43
n
66
GLY
43
C
SER
44
n
67
SER
44
C
TYR
45
n
68
TYR
45
C
LEU
46
n
69
LEU
46
C
ALA
47
n
70
ALA
47
C
VAL
48
n
71
VAL
48
C
LEU
49
n
72
LEU
49
C
ALA
50
n
73
ALA
50
C
GLU
51
n
74
GLU
51
C
ARG
52
n
75
ARG
52
C
GLY
53
n
76
GLY
53
C
ALA
54
n
77
ALA
54
C
PRO
55
n
78
PRO
55
C
GLY
56
n
79
GLY
56
C
ALA
57
n
80
ALA
57
C
ALA
58
n
81
ALA
58
C
LEU
59
n
82
LEU
59
C
ILE
60
n
83
ILE
60
C
SER
61
n
84
SER
61
C
TYR
62
n
85
TYR
62
C
PRO
63
n
86
PRO
63
C
ASP
64
n
87
ASP
64
C
ALA
65
n
88
ALA
65
C
LEU
66
n
89
LEU
66
C
TRP
67
n
90
TRP
67
C
TRP
68
n
91
TRP
68
C
SER
69
n
92
SER
69
C
VAL
70
n
93
VAL
70
C
GLU
71
n
94
GLU
71
C
THR
72
n
95
THR
72
C
ALA
73
n
96
ALA
73
C
THR
74
n
97
THR
74
C
THR
75
n
98
THR
75
C
VAL
76
n
99
VAL
76
C
GLY
77
n
100
GLY
77
C
TYR
78
n
101
TYR
78
C
GLY
79
n
102
GLY
79
C
ASP
80
n
103
ASP
80
C
LEU
81
n
104
LEU
81
C
TYR
82
n
105
TYR
82
C
PRO
83
n
106
PRO
83
C
VAL
84
n
107
VAL
84
C
THR
85
n
108
THR
85
C
LEU
86
n
109
LEU
86
C
TRP
87
n
110
TRP
87
C
GLY
88
n
111
GLY
88
C
ARG
89
n
112
ARG
89
C
CYS
90
n
113
CYS
90
C
VAL
91
n
114
VAL
91
C
ALA
92
n
115
ALA
92
C
VAL
93
n
116
VAL
93
C
VAL
94
n
117
VAL
94
C
VAL
95
n
118
VAL
95
C
MET
96
n
119
MET
96
C
VAL
97
n
120
VAL
97
C
ALA
98
n
121
ALA
98
C
GLY
99
n
122
GLY
99
C
ILE
100
n
123
ILE
100
C
THR
101
n
124
THR
101
C
SER
102
n
125
SER
102
C
TYR
103
n
126
TYR
103
C
GLY
104
n
127
GLY
104
C
LEU
105
n
128
LEU
105
C
VAL
106
n
129
VAL
106
C
PHE
107
n
130
PHE
107
C
ALA
108
n
131
ALA
108
C
ALA
109
n
132
ALA
109
C
VAL
110
n
133
VAL
110
C
ALA
111
n
134
ALA
111
C
THR
112
n
135
THR
112
C
TRP
113
n
136
TRP
113
C
PHE
114
n
137
PHE
114
C
VAL
115
n
138
VAL
115
C
GLY
116
n
139
GLY
116
C
ARG
117
n
140
ARG
117
C
GLU
118
n
141
GLU
118
C
GLN
119
n
142
GLN
119
C
n
143
120
C
n
144
121
C
n
145
122
C
n
146
123
C
n
147
124
C
n
148
125
C
n
149
126
C
n
150
127
C
n
151
128
C
n
152
129
C
n
153
130
C
n
154
131
C
n
155
132
C
n
1
-22
D
n
2
-21
D
n
3
-20
D
n
4
-19
D
n
5
-18
D
n
6
-17
D
n
7
-16
D
n
8
-15
D
n
9
-14
D
n
10
-13
D
n
11
-12
D
n
12
-11
D
n
13
-10
D
n
14
-9
D
n
15
-8
D
n
16
-7
D
n
17
-6
D
n
18
-5
D
n
19
-4
D
n
20
-3
D
n
21
-2
D
n
22
-1
D
n
23
0
D
n
24
1
D
n
25
2
D
n
26
3
D
n
27
4
D
n
28
5
D
n
29
6
D
n
30
7
D
n
31
8
D
n
32
9
D
n
33
10
D
n
34
11
D
n
35
12
D
n
36
13
D
n
37
14
D
n
38
15
D
n
39
16
D
n
40
17
D
n
41
18
D
n
42
19
D
n
43
20
D
n
44
21
D
n
45
22
D
ALA
23
n
46
ALA
23
D
LEU
24
n
47
LEU
24
D
HIS
25
n
48
HIS
25
D
TRP
26
n
49
TRP
26
D
ARG
27
n
50
ARG
27
D
ALA
28
n
51
ALA
28
D
ALA
29
n
52
ALA
29
D
GLY
30
n
53
GLY
30
D
ALA
31
n
54
ALA
31
D
ALA
32
n
55
ALA
32
D
THR
33
n
56
THR
33
D
VAL
34
n
57
VAL
34
D
LEU
35
n
58
LEU
35
D
LEU
36
n
59
LEU
36
D
VAL
37
n
60
VAL
37
D
ILE
38
n
61
ILE
38
D
VAL
39
n
62
VAL
39
D
LEU
40
n
63
LEU
40
D
LEU
41
n
64
LEU
41
D
ALA
42
n
65
ALA
42
D
GLY
43
n
66
GLY
43
D
SER
44
n
67
SER
44
D
TYR
45
n
68
TYR
45
D
LEU
46
n
69
LEU
46
D
ALA
47
n
70
ALA
47
D
VAL
48
n
71
VAL
48
D
LEU
49
n
72
LEU
49
D
ALA
50
n
73
ALA
50
D
GLU
51
n
74
GLU
51
D
ARG
52
n
75
ARG
52
D
GLY
53
n
76
GLY
53
D
ALA
54
n
77
ALA
54
D
PRO
55
n
78
PRO
55
D
GLY
56
n
79
GLY
56
D
ALA
57
n
80
ALA
57
D
ALA
58
n
81
ALA
58
D
LEU
59
n
82
LEU
59
D
ILE
60
n
83
ILE
60
D
SER
61
n
84
SER
61
D
TYR
62
n
85
TYR
62
D
PRO
63
n
86
PRO
63
D
ASP
64
n
87
ASP
64
D
ALA
65
n
88
ALA
65
D
LEU
66
n
89
LEU
66
D
TRP
67
n
90
TRP
67
D
TRP
68
n
91
TRP
68
D
SER
69
n
92
SER
69
D
VAL
70
n
93
VAL
70
D
GLU
71
n
94
GLU
71
D
THR
72
n
95
THR
72
D
ALA
73
n
96
ALA
73
D
THR
74
n
97
THR
74
D
THR
75
n
98
THR
75
D
VAL
76
n
99
VAL
76
D
GLY
77
n
100
GLY
77
D
TYR
78
n
101
TYR
78
D
GLY
79
n
102
GLY
79
D
ASP
80
n
103
ASP
80
D
LEU
81
n
104
LEU
81
D
TYR
82
n
105
TYR
82
D
PRO
83
n
106
PRO
83
D
VAL
84
n
107
VAL
84
D
THR
85
n
108
THR
85
D
LEU
86
n
109
LEU
86
D
TRP
87
n
110
TRP
87
D
GLY
88
n
111
GLY
88
D
ARG
89
n
112
ARG
89
D
CYS
90
n
113
CYS
90
D
VAL
91
n
114
VAL
91
D
ALA
92
n
115
ALA
92
D
VAL
93
n
116
VAL
93
D
VAL
94
n
117
VAL
94
D
VAL
95
n
118
VAL
95
D
MET
96
n
119
MET
96
D
VAL
97
n
120
VAL
97
D
ALA
98
n
121
ALA
98
D
GLY
99
n
122
GLY
99
D
ILE
100
n
123
ILE
100
D
THR
101
n
124
THR
101
D
SER
102
n
125
SER
102
D
TYR
103
n
126
TYR
103
D
GLY
104
n
127
GLY
104
D
LEU
105
n
128
LEU
105
D
VAL
106
n
129
VAL
106
D
PHE
107
n
130
PHE
107
D
ALA
108
n
131
ALA
108
D
ALA
109
n
132
ALA
109
D
VAL
110
n
133
VAL
110
D
ALA
111
n
134
ALA
111
D
THR
112
n
135
THR
112
D
TRP
113
n
136
TRP
113
D
PHE
114
n
137
PHE
114
D
VAL
115
n
138
VAL
115
D
GLY
116
n
139
GLY
116
D
ARG
117
n
140
ARG
117
D
GLU
118
n
141
GLU
118
D
GLN
119
n
142
GLN
119
D
n
143
120
D
n
144
121
D
n
145
122
D
n
146
123
D
n
147
124
D
n
148
125
D
n
149
126
D
n
150
127
D
n
151
128
D
n
152
129
D
n
153
130
D
n
154
131
D
n
155
132
D
PCA
801
n
1
PCA
801
E
PHE
802
n
2
PHE
802
E
THR
803
n
3
THR
803
E
ASN
804
n
4
ASN
804
E
VAL
805
n
5
VAL
805
E
SER
806
n
6
SER
806
E
CYS
807
n
7
CYS
807
E
THR
808
n
8
THR
808
E
THR
809
n
9
THR
809
E
SER
810
n
10
SER
810
E
LYS
811
n
11
LYS
811
E
GLU
812
n
12
GLU
812
E
CYS
813
n
13
CYS
813
E
TRP
814
n
14
TRP
814
E
SER
815
n
15
SER
815
E
VAL
816
n
16
VAL
816
E
CYS
817
n
17
CYS
817
E
GLN
818
n
18
GLN
818
E
ARG
819
n
19
ARG
819
E
LEU
820
n
20
LEU
820
E
HIS
821
n
21
HIS
821
E
ASN
822
n
22
ASN
822
E
THR
823
n
23
THR
823
E
SER
824
n
24
SER
824
E
ARG
825
n
25
ARG
825
E
GLY
826
n
26
GLY
826
E
LYS
827
n
27
LYS
827
E
CYS
828
n
28
CYS
828
E
MET
829
n
29
MET
829
E
ASN
830
n
30
ASN
830
E
LYS
831
n
31
LYS
831
E
LYS
832
n
32
LYS
832
E
CYS
833
n
33
CYS
833
E
ARG
834
n
34
ARG
834
E
CYS
835
n
35
CYS
835
E
TYR
836
n
36
TYR
836
E
SER
837
n
37
SER
837
E
author_defined_assembly
5
pentameric
E
PCA
801
PYROGLUTAMIC ACID
E
PCA
1
GLN
1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
1_555
identity operation
0.0000000000
0.0000000000
0.0000000000
1
A
MET
-22
A
MET
1
1
Y
1
A
SER
-21
A
SER
2
1
Y
1
A
GLY
-20
A
GLY
3
1
Y
1
A
SER
-19
A
SER
4
1
Y
1
A
HIS
-18
A
HIS
5
1
Y
1
A
HIS
-17
A
HIS
6
1
Y
1
A
HIS
-16
A
HIS
7
1
Y
1
A
HIS
-15
A
HIS
8
1
Y
1
A
HIS
-14
A
HIS
9
1
Y
1
A
HIS
-13
A
HIS
10
1
Y
1
A
SER
-12
A
SER
11
1
Y
1
A
SER
-11
A
SER
12
1
Y
1
A
GLY
-10
A
GLY
13
1
Y
1
A
ILE
-9
A
ILE
14
1
Y
1
A
GLU
-8
A
GLU
15
1
Y
1
A
GLY
-7
A
GLY
16
1
Y
1
A
ARG
-6
A
ARG
17
1
Y
1
A
GLY
-5
A
GLY
18
1
Y
1
A
ARG
-4
A
ARG
19
1
Y
1
A
LEU
-3
A
LEU
20
1
Y
1
A
ILE
-2
A
ILE
21
1
Y
1
A
LYS
-1
A
LYS
22
1
Y
1
A
HIS
0
A
HIS
23
1
Y
1
A
MET
1
A
MET
24
1
Y
1
A
PRO
2
A
PRO
25
1
Y
1
A
PRO
3
A
PRO
26
1
Y
1
A
MET
4
A
MET
27
1
Y
1
A
LEU
5
A
LEU
28
1
Y
1
A
SER
6
A
SER
29
1
Y
1
A
GLY
7
A
GLY
30
1
Y
1
A
LEU
8
A
LEU
31
1
Y
1
A
LEU
9
A
LEU
32
1
Y
1
A
ALA
10
A
ALA
33
1
Y
1
A
ARG
11
A
ARG
34
1
Y
1
A
LEU
12
A
LEU
35
1
Y
1
A
VAL
13
A
VAL
36
1
Y
1
A
LYS
14
A
LYS
37
1
Y
1
A
LEU
15
A
LEU
38
1
Y
1
A
LEU
16
A
LEU
39
1
Y
1
A
LEU
17
A
LEU
40
1
Y
1
A
GLY
18
A
GLY
41
1
Y
1
A
ARG
19
A
ARG
42
1
Y
1
A
HIS
20
A
HIS
43
1
Y
1
A
GLY
21
A
GLY
44
1
Y
1
A
SER
22
A
SER
45
1
Y
1
A
GLU
120
A
GLU
143
1
Y
1
A
ARG
121
A
ARG
144
1
Y
1
A
ARG
122
A
ARG
145
1
Y
1
A
GLY
123
A
GLY
146
1
Y
1
A
HIS
124
A
HIS
147
1
Y
1
A
PHE
125
A
PHE
148
1
Y
1
A
VAL
126
A
VAL
149
1
Y
1
A
ARG
127
A
ARG
150
1
Y
1
A
HIS
128
A
HIS
151
1
Y
1
A
SER
129
A
SER
152
1
Y
1
A
GLU
130
A
GLU
153
1
Y
1
A
LYS
131
A
LYS
154
1
Y
1
A
ALA
132
A
ALA
155
1
Y
1
B
MET
-22
B
MET
1
1
Y
1
B
SER
-21
B
SER
2
1
Y
1
B
GLY
-20
B
GLY
3
1
Y
1
B
SER
-19
B
SER
4
1
Y
1
B
HIS
-18
B
HIS
5
1
Y
1
B
HIS
-17
B
HIS
6
1
Y
1
B
HIS
-16
B
HIS
7
1
Y
1
B
HIS
-15
B
HIS
8
1
Y
1
B
HIS
-14
B
HIS
9
1
Y
1
B
HIS
-13
B
HIS
10
1
Y
1
B
SER
-12
B
SER
11
1
Y
1
B
SER
-11
B
SER
12
1
Y
1
B
GLY
-10
B
GLY
13
1
Y
1
B
ILE
-9
B
ILE
14
1
Y
1
B
GLU
-8
B
GLU
15
1
Y
1
B
GLY
-7
B
GLY
16
1
Y
1
B
ARG
-6
B
ARG
17
1
Y
1
B
GLY
-5
B
GLY
18
1
Y
1
B
ARG
-4
B
ARG
19
1
Y
1
B
LEU
-3
B
LEU
20
1
Y
1
B
ILE
-2
B
ILE
21
1
Y
1
B
LYS
-1
B
LYS
22
1
Y
1
B
HIS
0
B
HIS
23
1
Y
1
B
MET
1
B
MET
24
1
Y
1
B
PRO
2
B
PRO
25
1
Y
1
B
PRO
3
B
PRO
26
1
Y
1
B
MET
4
B
MET
27
1
Y
1
B
LEU
5
B
LEU
28
1
Y
1
B
SER
6
B
SER
29
1
Y
1
B
GLY
7
B
GLY
30
1
Y
1
B
LEU
8
B
LEU
31
1
Y
1
B
LEU
9
B
LEU
32
1
Y
1
B
ALA
10
B
ALA
33
1
Y
1
B
ARG
11
B
ARG
34
1
Y
1
B
LEU
12
B
LEU
35
1
Y
1
B
VAL
13
B
VAL
36
1
Y
1
B
LYS
14
B
LYS
37
1
Y
1
B
LEU
15
B
LEU
38
1
Y
1
B
LEU
16
B
LEU
39
1
Y
1
B
LEU
17
B
LEU
40
1
Y
1
B
GLY
18
B
GLY
41
1
Y
1
B
ARG
19
B
ARG
42
1
Y
1
B
HIS
20
B
HIS
43
1
Y
1
B
GLY
21
B
GLY
44
1
Y
1
B
SER
22
B
SER
45
1
Y
1
B
GLU
120
B
GLU
143
1
Y
1
B
ARG
121
B
ARG
144
1
Y
1
B
ARG
122
B
ARG
145
1
Y
1
B
GLY
123
B
GLY
146
1
Y
1
B
HIS
124
B
HIS
147
1
Y
1
B
PHE
125
B
PHE
148
1
Y
1
B
VAL
126
B
VAL
149
1
Y
1
B
ARG
127
B
ARG
150
1
Y
1
B
HIS
128
B
HIS
151
1
Y
1
B
SER
129
B
SER
152
1
Y
1
B
GLU
130
B
GLU
153
1
Y
1
B
LYS
131
B
LYS
154
1
Y
1
B
ALA
132
B
ALA
155
1
Y
1
C
MET
-22
C
MET
1
1
Y
1
C
SER
-21
C
SER
2
1
Y
1
C
GLY
-20
C
GLY
3
1
Y
1
C
SER
-19
C
SER
4
1
Y
1
C
HIS
-18
C
HIS
5
1
Y
1
C
HIS
-17
C
HIS
6
1
Y
1
C
HIS
-16
C
HIS
7
1
Y
1
C
HIS
-15
C
HIS
8
1
Y
1
C
HIS
-14
C
HIS
9
1
Y
1
C
HIS
-13
C
HIS
10
1
Y
1
C
SER
-12
C
SER
11
1
Y
1
C
SER
-11
C
SER
12
1
Y
1
C
GLY
-10
C
GLY
13
1
Y
1
C
ILE
-9
C
ILE
14
1
Y
1
C
GLU
-8
C
GLU
15
1
Y
1
C
GLY
-7
C
GLY
16
1
Y
1
C
ARG
-6
C
ARG
17
1
Y
1
C
GLY
-5
C
GLY
18
1
Y
1
C
ARG
-4
C
ARG
19
1
Y
1
C
LEU
-3
C
LEU
20
1
Y
1
C
ILE
-2
C
ILE
21
1
Y
1
C
LYS
-1
C
LYS
22
1
Y
1
C
HIS
0
C
HIS
23
1
Y
1
C
MET
1
C
MET
24
1
Y
1
C
PRO
2
C
PRO
25
1
Y
1
C
PRO
3
C
PRO
26
1
Y
1
C
MET
4
C
MET
27
1
Y
1
C
LEU
5
C
LEU
28
1
Y
1
C
SER
6
C
SER
29
1
Y
1
C
GLY
7
C
GLY
30
1
Y
1
C
LEU
8
C
LEU
31
1
Y
1
C
LEU
9
C
LEU
32
1
Y
1
C
ALA
10
C
ALA
33
1
Y
1
C
ARG
11
C
ARG
34
1
Y
1
C
LEU
12
C
LEU
35
1
Y
1
C
VAL
13
C
VAL
36
1
Y
1
C
LYS
14
C
LYS
37
1
Y
1
C
LEU
15
C
LEU
38
1
Y
1
C
LEU
16
C
LEU
39
1
Y
1
C
LEU
17
C
LEU
40
1
Y
1
C
GLY
18
C
GLY
41
1
Y
1
C
ARG
19
C
ARG
42
1
Y
1
C
HIS
20
C
HIS
43
1
Y
1
C
GLY
21
C
GLY
44
1
Y
1
C
SER
22
C
SER
45
1
Y
1
C
GLU
120
C
GLU
143
1
Y
1
C
ARG
121
C
ARG
144
1
Y
1
C
ARG
122
C
ARG
145
1
Y
1
C
GLY
123
C
GLY
146
1
Y
1
C
HIS
124
C
HIS
147
1
Y
1
C
PHE
125
C
PHE
148
1
Y
1
C
VAL
126
C
VAL
149
1
Y
1
C
ARG
127
C
ARG
150
1
Y
1
C
HIS
128
C
HIS
151
1
Y
1
C
SER
129
C
SER
152
1
Y
1
C
GLU
130
C
GLU
153
1
Y
1
C
LYS
131
C
LYS
154
1
Y
1
C
ALA
132
C
ALA
155
1
Y
1
D
MET
-22
D
MET
1
1
Y
1
D
SER
-21
D
SER
2
1
Y
1
D
GLY
-20
D
GLY
3
1
Y
1
D
SER
-19
D
SER
4
1
Y
1
D
HIS
-18
D
HIS
5
1
Y
1
D
HIS
-17
D
HIS
6
1
Y
1
D
HIS
-16
D
HIS
7
1
Y
1
D
HIS
-15
D
HIS
8
1
Y
1
D
HIS
-14
D
HIS
9
1
Y
1
D
HIS
-13
D
HIS
10
1
Y
1
D
SER
-12
D
SER
11
1
Y
1
D
SER
-11
D
SER
12
1
Y
1
D
GLY
-10
D
GLY
13
1
Y
1
D
ILE
-9
D
ILE
14
1
Y
1
D
GLU
-8
D
GLU
15
1
Y
1
D
GLY
-7
D
GLY
16
1
Y
1
D
ARG
-6
D
ARG
17
1
Y
1
D
GLY
-5
D
GLY
18
1
Y
1
D
ARG
-4
D
ARG
19
1
Y
1
D
LEU
-3
D
LEU
20
1
Y
1
D
ILE
-2
D
ILE
21
1
Y
1
D
LYS
-1
D
LYS
22
1
Y
1
D
HIS
0
D
HIS
23
1
Y
1
D
MET
1
D
MET
24
1
Y
1
D
PRO
2
D
PRO
25
1
Y
1
D
PRO
3
D
PRO
26
1
Y
1
D
MET
4
D
MET
27
1
Y
1
D
LEU
5
D
LEU
28
1
Y
1
D
SER
6
D
SER
29
1
Y
1
D
GLY
7
D
GLY
30
1
Y
1
D
LEU
8
D
LEU
31
1
Y
1
D
LEU
9
D
LEU
32
1
Y
1
D
ALA
10
D
ALA
33
1
Y
1
D
ARG
11
D
ARG
34
1
Y
1
D
LEU
12
D
LEU
35
1
Y
1
D
VAL
13
D
VAL
36
1
Y
1
D
LYS
14
D
LYS
37
1
Y
1
D
LEU
15
D
LEU
38
1
Y
1
D
LEU
16
D
LEU
39
1
Y
1
D
LEU
17
D
LEU
40
1
Y
1
D
GLY
18
D
GLY
41
1
Y
1
D
ARG
19
D
ARG
42
1
Y
1
D
HIS
20
D
HIS
43
1
Y
1
D
GLY
21
D
GLY
44
1
Y
1
D
SER
22
D
SER
45
1
Y
1
D
GLU
120
D
GLU
143
1
Y
1
D
ARG
121
D
ARG
144
1
Y
1
D
ARG
122
D
ARG
145
1
Y
1
D
GLY
123
D
GLY
146
1
Y
1
D
HIS
124
D
HIS
147
1
Y
1
D
PHE
125
D
PHE
148
1
Y
1
D
VAL
126
D
VAL
149
1
Y
1
D
ARG
127
D
ARG
150
1
Y
1
D
HIS
128
D
HIS
151
1
Y
1
D
SER
129
D
SER
152
1
Y
1
D
GLU
130
D
GLU
153
1
Y
1
D
LYS
131
D
LYS
154
1
Y
1
D
ALA
132
D
ALA
155
1
Y
1
A
LEU
24
-177.23
-44.98
1
A
PRO
55
-69.74
87.31
1
A
ALA
57
-73.96
-70.53
1
A
ALA
58
-163.89
31.49
1
A
LEU
59
-92.98
50.88
1
A
VAL
76
-90.54
-74.22
1
A
VAL
84
-139.31
-48.28
1
A
ARG
117
-165.99
37.27
1
B
LEU
24
-177.52
-44.97
1
B
PRO
55
-48.84
103.46
1
B
ALA
58
-95.74
50.86
1
B
VAL
76
-90.06
-74.73
1
B
ARG
117
-163.25
31.05
1
C
LEU
24
-161.23
-45.09
1
C
ALA
54
172.12
150.69
1
C
VAL
76
-90.01
-74.40
1
C
ARG
117
-166.94
90.71
1
D
LEU
24
-169.28
-45.10
1
D
ALA
54
172.58
152.51
1
D
PRO
55
-51.87
90.19
1
D
LEU
59
-130.63
-63.36
1
D
VAL
76
-89.68
-72.99
1
D
VAL
84
-127.12
-62.56
1
D
ARG
117
-165.87
62.06
1
E
SER
806
-48.66
159.85
1
E
THR
808
-140.11
-48.59
1
E
HIS
821
-118.09
-76.90
1
E
ASN
822
171.45
48.74
1
E
ARG
825
57.97
104.56
minimized average
NMR structural studies of a potassium channel / charybdotoxin complex
1
N
N
1
N
N
1
N
N
1
N
N
2
N
N
A
LEU
24
A
LEU
47
HELX_P
A
ARG
52
A
ARG
75
1
1
29
A
SER
61
A
SER
84
HELX_P
A
THR
74
A
THR
97
1
2
14
A
THR
85
A
THR
108
HELX_P
A
GLY
116
A
GLY
139
1
3
32
B
LEU
24
B
LEU
47
HELX_P
B
ARG
52
B
ARG
75
1
4
29
B
SER
61
B
SER
84
HELX_P
B
THR
74
B
THR
97
1
5
14
B
THR
85
B
THR
108
HELX_P
B
GLY
116
B
GLY
139
1
6
32
C
LEU
24
C
LEU
47
HELX_P
C
ARG
52
C
ARG
75
1
7
29
C
SER
61
C
SER
84
HELX_P
C
THR
74
C
THR
97
1
8
14
C
THR
85
C
THR
108
HELX_P
C
GLY
116
C
GLY
139
1
9
32
D
LEU
24
D
LEU
47
HELX_P
D
ARG
52
D
ARG
75
1
10
29
D
SER
61
D
SER
84
HELX_P
D
THR
74
D
THR
97
1
11
14
D
THR
85
D
THR
108
HELX_P
D
GLY
116
D
GLY
139
1
12
32
E
THR
809
E
THR
9
HELX_P
E
HIS
821
E
HIS
21
1
13
13
disulf
2.029
E
CYS
807
E
SG
CYS
7
1_555
E
CYS
828
E
SG
CYS
28
1_555
disulf
2.030
E
CYS
813
E
SG
CYS
13
1_555
E
CYS
833
E
SG
CYS
33
1_555
disulf
2.029
E
CYS
817
E
SG
CYS
17
1_555
E
CYS
835
E
SG
CYS
35
1_555
covale
1.329
both
E
PCA
801
E
C
PCA
1
1_555
E
PHE
802
E
N
PHE
2
1_555
METAL TRANSPORT, membrane protein
Potassium channel, KcsA, membrane protein, METAL TRANSPORT
KCSA_STRLI
UNP
1
1
P0A334
MPPMLSGLLARLVKLLLGRHGSALHWRAAGAATVLLVIVLLAGSYLAVLAERGAPGAQLITYPRALWWSVETATTVGYGD
LYPVTLWGRLVAVVVMVAGITSFGLVTAALATWFVGREQERRGHFVRHSEKAAEEAYTRTTRALHERFDRLERMLDDNRR
2A9H
PDB
2
2A9H
1
132
2A9H
1
132
P0A334
A
1
24
155
1
132
2A9H
1
132
P0A334
B
1
24
155
1
132
2A9H
1
132
P0A334
C
1
24
155
1
132
2A9H
1
132
P0A334
D
1
24
155
801
837
2A9H
801
837
2A9H
E
2
1
37
1
cloning artifact
MET
-22
2A9H
A
P0A334
UNP
1
1
cloning artifact
SER
-21
2A9H
A
P0A334
UNP
2
1
cloning artifact
GLY
-20
2A9H
A
P0A334
UNP
3
1
cloning artifact
SER
-19
2A9H
A
P0A334
UNP
4
1
expression tag
HIS
-18
2A9H
A
P0A334
UNP
5
1
expression tag
HIS
-17
2A9H
A
P0A334
UNP
6
1
expression tag
HIS
-16
2A9H
A
P0A334
UNP
7
1
expression tag
HIS
-15
2A9H
A
P0A334
UNP
8
1
expression tag
HIS
-14
2A9H
A
P0A334
UNP
9
1
expression tag
HIS
-13
2A9H
A
P0A334
UNP
10
1
cloning artifact
SER
-12
2A9H
A
P0A334
UNP
11
1
cloning artifact
SER
-11
2A9H
A
P0A334
UNP
12
1
cloning artifact
GLY
-10
2A9H
A
P0A334
UNP
13
1
cloning artifact
ILE
-9
2A9H
A
P0A334
UNP
14
1
cloning artifact
GLU
-8
2A9H
A
P0A334
UNP
15
1
cloning artifact
GLY
-7
2A9H
A
P0A334
UNP
16
1
cloning artifact
ARG
-6
2A9H
A
P0A334
UNP
17
1
cloning artifact
GLY
-5
2A9H
A
P0A334
UNP
18
1
cloning artifact
ARG
-4
2A9H
A
P0A334
UNP
19
1
cloning artifact
LEU
-3
2A9H
A
P0A334
UNP
20
1
cloning artifact
ILE
-2
2A9H
A
P0A334
UNP
21
1
cloning artifact
LYS
-1
2A9H
A
P0A334
UNP
22
1
cloning artifact
HIS
0
2A9H
A
P0A334
UNP
23
1
GLN
engineered mutation
ALA
58
2A9H
A
P0A334
UNP
58
81
1
THR
engineered mutation
SER
61
2A9H
A
P0A334
UNP
61
84
1
ARG
engineered mutation
ASP
64
2A9H
A
P0A334
UNP
64
87
1
LEU
engineered mutation
CYS
90
2A9H
A
P0A334
UNP
90
113
1
PHE
engineered mutation
TYR
103
2A9H
A
P0A334
UNP
103
126
1
THR
engineered mutation
PHE
107
2A9H
A
P0A334
UNP
107
130
1
LEU
engineered mutation
VAL
110
2A9H
A
P0A334
UNP
110
133
2
cloning artifact
MET
-22
2A9H
B
P0A334
UNP
1
2
cloning artifact
SER
-21
2A9H
B
P0A334
UNP
2
2
cloning artifact
GLY
-20
2A9H
B
P0A334
UNP
3
2
cloning artifact
SER
-19
2A9H
B
P0A334
UNP
4
2
expression tag
HIS
-18
2A9H
B
P0A334
UNP
5
2
expression tag
HIS
-17
2A9H
B
P0A334
UNP
6
2
expression tag
HIS
-16
2A9H
B
P0A334
UNP
7
2
expression tag
HIS
-15
2A9H
B
P0A334
UNP
8
2
expression tag
HIS
-14
2A9H
B
P0A334
UNP
9
2
expression tag
HIS
-13
2A9H
B
P0A334
UNP
10
2
cloning artifact
SER
-12
2A9H
B
P0A334
UNP
11
2
cloning artifact
SER
-11
2A9H
B
P0A334
UNP
12
2
cloning artifact
GLY
-10
2A9H
B
P0A334
UNP
13
2
cloning artifact
ILE
-9
2A9H
B
P0A334
UNP
14
2
cloning artifact
GLU
-8
2A9H
B
P0A334
UNP
15
2
cloning artifact
GLY
-7
2A9H
B
P0A334
UNP
16
2
cloning artifact
ARG
-6
2A9H
B
P0A334
UNP
17
2
cloning artifact
GLY
-5
2A9H
B
P0A334
UNP
18
2
cloning artifact
ARG
-4
2A9H
B
P0A334
UNP
19
2
cloning artifact
LEU
-3
2A9H
B
P0A334
UNP
20
2
cloning artifact
ILE
-2
2A9H
B
P0A334
UNP
21
2
cloning artifact
LYS
-1
2A9H
B
P0A334
UNP
22
2
cloning artifact
HIS
0
2A9H
B
P0A334
UNP
23
2
GLN
engineered mutation
ALA
58
2A9H
B
P0A334
UNP
58
81
2
THR
engineered mutation
SER
61
2A9H
B
P0A334
UNP
61
84
2
ARG
engineered mutation
ASP
64
2A9H
B
P0A334
UNP
64
87
2
LEU
engineered mutation
CYS
90
2A9H
B
P0A334
UNP
90
113
2
PHE
engineered mutation
TYR
103
2A9H
B
P0A334
UNP
103
126
2
THR
engineered mutation
PHE
107
2A9H
B
P0A334
UNP
107
130
2
LEU
engineered mutation
VAL
110
2A9H
B
P0A334
UNP
110
133
3
cloning artifact
MET
-22
2A9H
C
P0A334
UNP
1
3
cloning artifact
SER
-21
2A9H
C
P0A334
UNP
2
3
cloning artifact
GLY
-20
2A9H
C
P0A334
UNP
3
3
cloning artifact
SER
-19
2A9H
C
P0A334
UNP
4
3
expression tag
HIS
-18
2A9H
C
P0A334
UNP
5
3
expression tag
HIS
-17
2A9H
C
P0A334
UNP
6
3
expression tag
HIS
-16
2A9H
C
P0A334
UNP
7
3
expression tag
HIS
-15
2A9H
C
P0A334
UNP
8
3
expression tag
HIS
-14
2A9H
C
P0A334
UNP
9
3
expression tag
HIS
-13
2A9H
C
P0A334
UNP
10
3
cloning artifact
SER
-12
2A9H
C
P0A334
UNP
11
3
cloning artifact
SER
-11
2A9H
C
P0A334
UNP
12
3
cloning artifact
GLY
-10
2A9H
C
P0A334
UNP
13
3
cloning artifact
ILE
-9
2A9H
C
P0A334
UNP
14
3
cloning artifact
GLU
-8
2A9H
C
P0A334
UNP
15
3
cloning artifact
GLY
-7
2A9H
C
P0A334
UNP
16
3
cloning artifact
ARG
-6
2A9H
C
P0A334
UNP
17
3
cloning artifact
GLY
-5
2A9H
C
P0A334
UNP
18
3
cloning artifact
ARG
-4
2A9H
C
P0A334
UNP
19
3
cloning artifact
LEU
-3
2A9H
C
P0A334
UNP
20
3
cloning artifact
ILE
-2
2A9H
C
P0A334
UNP
21
3
cloning artifact
LYS
-1
2A9H
C
P0A334
UNP
22
3
cloning artifact
HIS
0
2A9H
C
P0A334
UNP
23
3
GLN
engineered mutation
ALA
58
2A9H
C
P0A334
UNP
58
81
3
THR
engineered mutation
SER
61
2A9H
C
P0A334
UNP
61
84
3
ARG
engineered mutation
ASP
64
2A9H
C
P0A334
UNP
64
87
3
LEU
engineered mutation
CYS
90
2A9H
C
P0A334
UNP
90
113
3
PHE
engineered mutation
TYR
103
2A9H
C
P0A334
UNP
103
126
3
THR
engineered mutation
PHE
107
2A9H
C
P0A334
UNP
107
130
3
LEU
engineered mutation
VAL
110
2A9H
C
P0A334
UNP
110
133
4
cloning artifact
MET
-22
2A9H
D
P0A334
UNP
1
4
cloning artifact
SER
-21
2A9H
D
P0A334
UNP
2
4
cloning artifact
GLY
-20
2A9H
D
P0A334
UNP
3
4
cloning artifact
SER
-19
2A9H
D
P0A334
UNP
4
4
expression tag
HIS
-18
2A9H
D
P0A334
UNP
5
4
expression tag
HIS
-17
2A9H
D
P0A334
UNP
6
4
expression tag
HIS
-16
2A9H
D
P0A334
UNP
7
4
expression tag
HIS
-15
2A9H
D
P0A334
UNP
8
4
expression tag
HIS
-14
2A9H
D
P0A334
UNP
9
4
expression tag
HIS
-13
2A9H
D
P0A334
UNP
10
4
cloning artifact
SER
-12
2A9H
D
P0A334
UNP
11
4
cloning artifact
SER
-11
2A9H
D
P0A334
UNP
12
4
cloning artifact
GLY
-10
2A9H
D
P0A334
UNP
13
4
cloning artifact
ILE
-9
2A9H
D
P0A334
UNP
14
4
cloning artifact
GLU
-8
2A9H
D
P0A334
UNP
15
4
cloning artifact
GLY
-7
2A9H
D
P0A334
UNP
16
4
cloning artifact
ARG
-6
2A9H
D
P0A334
UNP
17
4
cloning artifact
GLY
-5
2A9H
D
P0A334
UNP
18
4
cloning artifact
ARG
-4
2A9H
D
P0A334
UNP
19
4
cloning artifact
LEU
-3
2A9H
D
P0A334
UNP
20
4
cloning artifact
ILE
-2
2A9H
D
P0A334
UNP
21
4
cloning artifact
LYS
-1
2A9H
D
P0A334
UNP
22
4
cloning artifact
HIS
0
2A9H
D
P0A334
UNP
23
4
GLN
engineered mutation
ALA
58
2A9H
D
P0A334
UNP
58
81
4
THR
engineered mutation
SER
61
2A9H
D
P0A334
UNP
61
84
4
ARG
engineered mutation
ASP
64
2A9H
D
P0A334
UNP
64
87
4
LEU
engineered mutation
CYS
90
2A9H
D
P0A334
UNP
90
113
4
PHE
engineered mutation
TYR
103
2A9H
D
P0A334
UNP
103
126
4
THR
engineered mutation
PHE
107
2A9H
D
P0A334
UNP
107
130
4
LEU
engineered mutation
VAL
110
2A9H
D
P0A334
UNP
110
133