0.039761
0.004948
0.007379
0.000000
0.033028
0.012478
0.000000
0.000000
0.026229
0.00000
0.00000
0.00000
Pentelute, B.L.
Mandal, K.
Gates, Z.P.
Sawaya, M.R.
Yeates, T.O.
Kent, S.B.H.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
4
109.39
97.39
97.09
25.150
30.511
41.097
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
C6 H8 O7
192.124
CITRIC ACID
non-polymer
C3 H7 N O2 S
121.158
y
CYSTEINE
L-peptide linking
C5 H10 N2 O3
146.144
y
GLUTAMINE
L-peptide linking
C5 H9 N O4
147.129
y
GLUTAMIC ACID
L-peptide linking
C2 H5 N O2
75.067
y
GLYCINE
peptide linking
C6 H10 N3 O2 1
156.162
y
HISTIDINE
L-peptide linking
H2 O
18.015
WATER
non-polymer
C6 H13 N O2
131.173
y
ISOLEUCINE
L-peptide linking
C6 H13 N O2
131.173
y
LEUCINE
L-peptide linking
C6 H15 N2 O2 1
147.195
y
LYSINE
L-peptide linking
C5 H11 N O2 S
149.211
y
METHIONINE
L-peptide linking
C9 H11 N O2
165.189
y
PHENYLALANINE
L-peptide linking
C5 H9 N O2
115.130
y
PROLINE
L-peptide linking
C3 H7 N O3
105.093
y
SERINE
L-peptide linking
C2 H F3 O2
114.023
trifluoroacetic acid
non-polymer
C4 H9 N O3
119.119
y
THREONINE
L-peptide linking
C5 H11 N O2
117.146
y
VALINE
L-peptide linking
UK
Chem.Commun.(Camb.)
1359-7345
46
8174
8176
10.1039/c0cc03148h
20877851
Total chemical synthesis and X-ray structure of kaliotoxin by racemic protein crystallography.
2010
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
2007-12-06
MARMOSAIC 300 mm CCD
SINGLE WAVELENGTH
M
x-ray
1
0.95373
1.0
23-ID-B
APS
0.95373
SYNCHROTRON
APS BEAMLINE 23-ID-B
4165.052
Potassium channel toxin alpha-KTx 3.1
L-Kaliotoxin
2
syn
polymer
114.023
trifluoroacetic acid
2
syn
non-polymer
192.124
CITRIC ACID
2
syn
non-polymer
18.015
water
90
nat
water
Kaliotoxin-1, KTX-1
no
no
GVEINVKCSGSPQCLKPCKDAGMRFGKCMNRKCHCTPK
GVEINVKCSGSPQCLKPCKDAGMRFGKCMNRKCHCTPK
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
1
1.74
29.41
VAPOR DIFFUSION, HANGING DROP
6.5
1.8 M sodium citrate tribasic dihydrate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 292K
292
repository
Initial release
Version format compliance
Other
1
0
2010-10-20
1
1
2011-07-13
1
2
2012-03-28
RCSB
Y
RCSB
2010-08-11
REL
REL
TFA
trifluoroacetic acid
CIT
CITRIC ACID
HOH
water
Chemical Synthesis
6860
Scorpion
Androctonus mauretanicus mauretanicus
sample
TFA
2
2
TFA
TFA
39
A
TFA
1
2
TFA
TFA
39
B
CIT
3
3
CIT
CIT
40
B
CIT
1
3
CIT
CIT
41
B
HOH
2
4
HOH
HOH
40
A
HOH
41
4
HOH
HOH
41
A
HOH
6
4
HOH
HOH
42
A
HOH
43
4
HOH
HOH
43
A
HOH
8
4
HOH
HOH
44
A
HOH
10
4
HOH
HOH
45
A
HOH
11
4
HOH
HOH
46
A
HOH
15
4
HOH
HOH
47
A
HOH
20
4
HOH
HOH
48
A
HOH
21
4
HOH
HOH
49
A
HOH
50
4
HOH
HOH
50
A
HOH
22
4
HOH
HOH
51
A
HOH
24
4
HOH
HOH
52
A
HOH
53
4
HOH
HOH
53
A
HOH
25
4
HOH
HOH
54
A
HOH
31
4
HOH
HOH
55
A
HOH
32
4
HOH
HOH
56
A
HOH
35
4
HOH
HOH
57
A
HOH
58
4
HOH
HOH
58
A
HOH
59
4
HOH
HOH
59
A
HOH
60
4
HOH
HOH
60
A
HOH
62
4
HOH
HOH
62
A
HOH
64
4
HOH
HOH
64
A
HOH
67
4
HOH
HOH
67
A
HOH
78
4
HOH
HOH
78
A
HOH
79
4
HOH
HOH
79
A
HOH
83
4
HOH
HOH
83
A
HOH
86
4
HOH
HOH
86
A
HOH
87
4
HOH
HOH
87
A
HOH
92
4
HOH
HOH
92
A
HOH
93
4
HOH
HOH
93
A
HOH
94
4
HOH
HOH
94
A
HOH
101
4
HOH
HOH
101
A
HOH
103
4
HOH
HOH
103
A
HOH
104
4
HOH
HOH
104
A
HOH
105
4
HOH
HOH
105
A
HOH
107
4
HOH
HOH
107
A
HOH
109
4
HOH
HOH
109
A
HOH
110
4
HOH
HOH
110
A
HOH
111
4
HOH
HOH
111
A
HOH
112
4
HOH
HOH
112
A
HOH
113
4
HOH
HOH
113
A
HOH
114
4
HOH
HOH
114
A
HOH
42
4
HOH
HOH
42
B
HOH
1
4
HOH
HOH
43
B
HOH
44
4
HOH
HOH
44
B
HOH
3
4
HOH
HOH
45
B
HOH
46
4
HOH
HOH
46
B
HOH
47
4
HOH
HOH
47
B
HOH
4
4
HOH
HOH
48
B
HOH
49
4
HOH
HOH
49
B
HOH
5
4
HOH
HOH
50
B
HOH
7
4
HOH
HOH
51
B
HOH
52
4
HOH
HOH
52
B
HOH
9
4
HOH
HOH
53
B
HOH
12
4
HOH
HOH
54
B
HOH
55
4
HOH
HOH
55
B
HOH
56
4
HOH
HOH
56
B
HOH
57
4
HOH
HOH
57
B
HOH
13
4
HOH
HOH
58
B
HOH
17
4
HOH
HOH
59
B
HOH
19
4
HOH
HOH
60
B
HOH
61
4
HOH
HOH
61
B
HOH
23
4
HOH
HOH
62
B
HOH
63
4
HOH
HOH
63
B
HOH
26
4
HOH
HOH
64
B
HOH
28
4
HOH
HOH
65
B
HOH
66
4
HOH
HOH
66
B
HOH
29
4
HOH
HOH
67
B
HOH
68
4
HOH
HOH
68
B
HOH
69
4
HOH
HOH
69
B
HOH
30
4
HOH
HOH
70
B
HOH
33
4
HOH
HOH
71
B
HOH
72
4
HOH
HOH
72
B
HOH
73
4
HOH
HOH
73
B
HOH
74
4
HOH
HOH
74
B
HOH
75
4
HOH
HOH
75
B
HOH
76
4
HOH
HOH
76
B
HOH
34
4
HOH
HOH
77
B
HOH
36
4
HOH
HOH
78
B
HOH
37
4
HOH
HOH
79
B
HOH
38
4
HOH
HOH
80
B
HOH
81
4
HOH
HOH
81
B
HOH
39
4
HOH
HOH
82
B
HOH
40
4
HOH
HOH
83
B
HOH
89
4
HOH
HOH
89
B
HOH
91
4
HOH
HOH
91
B
HOH
100
4
HOH
HOH
100
B
HOH
106
4
HOH
HOH
106
B
HOH
108
4
HOH
HOH
108
B
GLY
1
n
1
GLY
1
A
VAL
2
n
2
VAL
2
A
GLU
3
n
3
GLU
3
A
ILE
4
n
4
ILE
4
A
ASN
5
n
5
ASN
5
A
VAL
6
n
6
VAL
6
A
LYS
7
n
7
LYS
7
A
CYS
8
n
8
CYS
8
A
SER
9
n
9
SER
9
A
GLY
10
n
10
GLY
10
A
SER
11
n
11
SER
11
A
PRO
12
n
12
PRO
12
A
GLN
13
n
13
GLN
13
A
CYS
14
n
14
CYS
14
A
LEU
15
n
15
LEU
15
A
LYS
16
n
16
LYS
16
A
PRO
17
n
17
PRO
17
A
CYS
18
n
18
CYS
18
A
LYS
19
n
19
LYS
19
A
ASP
20
n
20
ASP
20
A
ALA
21
n
21
ALA
21
A
GLY
22
n
22
GLY
22
A
MET
23
n
23
MET
23
A
ARG
24
n
24
ARG
24
A
PHE
25
n
25
PHE
25
A
GLY
26
n
26
GLY
26
A
LYS
27
n
27
LYS
27
A
CYS
28
n
28
CYS
28
A
MET
29
n
29
MET
29
A
ASN
30
n
30
ASN
30
A
ARG
31
n
31
ARG
31
A
LYS
32
n
32
LYS
32
A
CYS
33
n
33
CYS
33
A
HIS
34
n
34
HIS
34
A
CYS
35
n
35
CYS
35
A
THR
36
n
36
THR
36
A
PRO
37
n
37
PRO
37
A
LYS
38
n
38
LYS
38
A
GLY
1
n
1
GLY
1
B
VAL
2
n
2
VAL
2
B
GLU
3
n
3
GLU
3
B
ILE
4
n
4
ILE
4
B
ASN
5
n
5
ASN
5
B
VAL
6
n
6
VAL
6
B
LYS
7
n
7
LYS
7
B
CYS
8
n
8
CYS
8
B
SER
9
n
9
SER
9
B
GLY
10
n
10
GLY
10
B
SER
11
n
11
SER
11
B
PRO
12
n
12
PRO
12
B
GLN
13
n
13
GLN
13
B
CYS
14
n
14
CYS
14
B
LEU
15
n
15
LEU
15
B
LYS
16
n
16
LYS
16
B
PRO
17
n
17
PRO
17
B
CYS
18
n
18
CYS
18
B
LYS
19
n
19
LYS
19
B
ASP
20
n
20
ASP
20
B
ALA
21
n
21
ALA
21
B
GLY
22
n
22
GLY
22
B
MET
23
n
23
MET
23
B
ARG
24
n
24
ARG
24
B
PHE
25
n
25
PHE
25
B
GLY
26
n
26
GLY
26
B
LYS
27
n
27
LYS
27
B
CYS
28
n
28
CYS
28
B
MET
29
n
29
MET
29
B
ASN
30
n
30
ASN
30
B
ARG
31
n
31
ARG
31
B
LYS
32
n
32
LYS
32
B
CYS
33
n
33
CYS
33
B
HIS
34
n
34
HIS
34
B
CYS
35
n
35
CYS
35
B
THR
36
n
36
THR
36
B
PRO
37
n
37
PRO
37
B
LYS
38
n
38
LYS
38
B
author_defined_assembly
1
monomeric
author_defined_assembly
1
monomeric
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
2
A
N
VAL
2
A
O
CYS
35
A
O
CYS
35
A
O
LYS
32
A
O
LYS
32
A
N
MET
29
A
N
MET
29
B
N
VAL
2
B
N
VAL
2
B
O
CYS
35
B
O
CYS
35
B
O
THR
36
B
O
THR
36
B
N
ARG
24
B
N
ARG
24
1
B
MET
23
A
-117.73
-160.15
1
B
PHE
25
A
56.72
-134.34
1
B
PHE
25
B
-178.21
-177.61
10.564
0.22
0.12
-0.21
-0.53
0.10
0.35
0.970
0.966
HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS
0.20326
0.18800
0.18878
0.95
38.13
3130
59134
5.0
87.92
0.469
0.011
RANDOM
1
THROUGHOUT
AB INITIO PHASING
0.025
0.80
0.80
1.40
MAXIMUM LIKELIHOOD
MASK
0.95
38.13
90
696
40
0
566
0.011
0.022
840
0.001
0.020
674
1.646
2.058
1142
0.872
3.000
1666
5.446
5.000
118
29.988
21.481
27
13.919
15.000
194
14.498
15.000
9
0.098
0.200
110
0.007
0.021
917
0.001
0.020
152
1.632
1.500
496
0.449
1.500
193
2.561
2.000
821
3.483
3.000
344
5.161
4.500
306
1.232
3.000
1514
0.553
0.494
0.975
111
2262
20
45.08
0.95
50
3ODV
62285
62285
0.057
1
19.9
4.3
88.2
0.95
0.98
1.8
3600
1
3.5
50.9
phasing
SHELXD
refinement
REFMAC
5.5.0109
data reduction
HKL-2000
data scaling
HKL-2000
Potassium channel toxin alpha-KTx 3.1
X-ray structure of kaliotoxin by racemic protein crystallography
1
N
N
1
N
N
2
N
N
2
N
N
3
N
N
3
N
N
4
N
N
4
N
N
A
GLY
10
A
GLY
10
HELX_P
A
GLN
13
A
GLN
13
5
1
4
A
CYS
14
A
CYS
14
HELX_P
A
ALA
21
A
ALA
21
1
2
8
B
GLY
10
B
GLY
10
HELX_P
B
GLN
13
B
GLN
13
5
3
4
B
CYS
14
B
CYS
14
HELX_P
B
ALA
21
B
ALA
21
1
4
8
disulf
2.056
A
CYS
8
A
SG
CYS
8
1_555
A
CYS
28
A
SG
CYS
28
1_555
disulf
2.064
A
CYS
14
A
SG
CYS
14
1_555
A
CYS
33
A
SG
CYS
33
1_555
disulf
2.040
A
CYS
18
A
SG
CYS
18
1_555
A
CYS
35
A
SG
CYS
35
1_555
disulf
2.064
B
CYS
8
B
SG
CYS
8
1_555
B
CYS
28
B
SG
CYS
28
1_555
disulf
2.060
B
CYS
14
B
SG
CYS
14
1_555
B
CYS
33
B
SG
CYS
33
1_555
disulf
2.034
B
CYS
18
B
SG
CYS
18
1_555
B
CYS
35
B
SG
CYS
35
1_555
TOXIN
Racemic protein, Direct methods, Toxin, chemical synthesis
KAX31_ANDMA
UNP
1
1
P24662
GVEINVKCSGSPQCLKPCKDAGMRFGKCMNRKCHCTPK
1
38
3ODV
1
38
P24662
A
1
1
38
1
38
3ODV
1
38
P24662
B
1
1
38
3
3
anti-parallel
anti-parallel
anti-parallel
anti-parallel
A
VAL
2
A
VAL
2
A
LYS
7
A
LYS
7
A
LYS
32
A
LYS
32
A
CYS
35
A
CYS
35
A
GLY
26
A
GLY
26
A
MET
29
A
MET
29
B
VAL
2
B
VAL
2
B
LYS
7
B
LYS
7
B
LYS
32
B
LYS
32
B
THR
36
B
THR
36
B
ARG
24
B
ARG
24
B
MET
29
B
MET
29
BINDING SITE FOR RESIDUE TFA A 39
Software
8
BINDING SITE FOR RESIDUE TFA B 39
Software
6
BINDING SITE FOR RESIDUE CIT B 40
Software
7
BINDING SITE FOR RESIDUE CIT B 41
Software
5
A
GLY
1
A
GLY
1
8
1_555
A
GLY
26
A
GLY
26
8
1_555
A
LYS
27
A
LYS
27
8
1_555
A
MET
29
A
MET
29
8
1_555
A
HIS
34
A
HIS
34
8
1_555
A
THR
36
A
THR
36
8
1_555
A
HOH
55
G
HOH
8
1_555
A
HOH
60
G
HOH
8
1_555
B
GLY
1
B
GLY
1
6
1_555
B
LYS
27
B
LYS
27
6
1_555
B
MET
29
B
MET
29
6
1_555
B
HIS
34
B
HIS
34
6
1_555
B
HOH
54
H
HOH
6
1_555
B
HOH
59
H
HOH
6
1_555
B
SER
9
B
SER
9
7
1_555
B
GLN
13
B
GLN
13
7
1_555
B
ARG
24
B
ARG
24
7
1_565
B
HOH
46
H
HOH
7
1_555
B
HOH
48
H
HOH
7
1_555
B
HOH
56
H
HOH
7
1_555
B
HOH
77
H
HOH
7
1_565
A
LYS
27
A
LYS
27
5
1_555
B
LYS
19
B
LYS
19
5
1_555
B
ARG
24
B
ARG
24
5
1_555
B
LYS
38
B
LYS
38
5
1_555
B
HOH
83
H
HOH
5
1_555
2
P -1