1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
Torres, A.M.
Paramjit, B.
Alewood, P.
Kuchel, P.W.
Vandenberg, J.I.
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 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
C3 H7 N O3
105.093
y
SERINE
L-peptide linking
C4 H9 N O3
119.119
y
THREONINE
L-peptide linking
C9 H11 N O3
181.189
y
TYROSINE
L-peptide linking
C5 H11 N O2
117.146
y
VALINE
L-peptide linking
NE
FEBS Lett.
FEBLAL
0165
0014-5793
539
138
142
10.1016/S0014-5793(03)00216-3
12650941
Solution structure of CnErg1 (Ergtoxin), a HERG specific scorpion toxin
2003
US
FASEB J.
FAJOEC
2074
0892-6638
13
953
962
A toxin to nervous, cardiac, and endocrine ERG K+ channels isolated from Centruroides noxius scorpion venom.
1999
NE
FEBS Lett.
FEBLAL
0165
0014-5793
479
156
157
10.1016/S0014-5793(00)01891-3
Disulfide bridges of ergtoxin, a member of a new sub-family of peptide blockers of the ether-a-go-go-related K+ channel
2000
10.2210/pdb1ne5/pdb
pdb_00001ne5
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
4746.415
ergtoxin
1
syn
polymer
CnErg1, ErgTx
no
no
DRDSCVDKSRCAKYGYYQECQDCCKNAGHNGGTCMFFKCKCA
DRDSCVDKSRCAKYGYYQECQDCCKNAGHNGGTCMFFKCKCA
A
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
database_2
pdbx_nmr_software
pdbx_nmr_spectrometer
pdbx_struct_assembly
pdbx_struct_oper_list
repository
Initial release
Version format compliance
Version format compliance
Data collection
Database references
Derived calculations
1
0
2003-04-01
1
1
2008-04-28
1
2
2011-07-13
1
3
2022-02-23
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_pdbx_nmr_software.name
_pdbx_nmr_spectrometer.model
RCSB
Y
PDBJ
2002-12-10
REL
REL
This sequence occurs naturally in Centruroides noxius
sample
This structure were determined using standard 2D homonuclear techniques.
structures with the lowest energy
4000
20
2D NOESY
no salt added
3.2
ambient
298
K
The structures are based on a total of 578 restraints, 535 are NOE-derived distance restraints, 11 dihedral angle
restraints, 32 distance restraints from hydrogen bonds.
simulated annealing, molecular dynamics, distance geometry, torsion angle dynamics
4
closest to the average
1.7mM CnErg1
90% H2O/10% D2O
Bruker
processing
XwinNMR
3.1
Bartels, C., Xia, T., Billeter, M., Guntert, P., Wuthrich,K.
data analysis
XEASY
1.3.13
Szyperski, I., Guntert, P., Otting, G., Wuthrich, K.
data analysis
INFIT
Mumenthaler, C., Guntert, P., Braun, W., Wuthrich, K.
structure solution
NOAH
Guntert, P., Mumenthaler, C., Wuthrich, K.
structure solution
DYANA
1.5
refinement
CNS
1.1
600
Bruker
AVANCE
ASP
1
n
1
ASP
1
A
ARG
2
n
2
ARG
2
A
ASP
3
n
3
ASP
3
A
SER
4
n
4
SER
4
A
CYS
5
n
5
CYS
5
A
VAL
6
n
6
VAL
6
A
ASP
7
n
7
ASP
7
A
LYS
8
n
8
LYS
8
A
SER
9
n
9
SER
9
A
ARG
10
n
10
ARG
10
A
CYS
11
n
11
CYS
11
A
ALA
12
n
12
ALA
12
A
LYS
13
n
13
LYS
13
A
TYR
14
n
14
TYR
14
A
GLY
15
n
15
GLY
15
A
TYR
16
n
16
TYR
16
A
TYR
17
n
17
TYR
17
A
GLN
18
n
18
GLN
18
A
GLU
19
n
19
GLU
19
A
CYS
20
n
20
CYS
20
A
GLN
21
n
21
GLN
21
A
ASP
22
n
22
ASP
22
A
CYS
23
n
23
CYS
23
A
CYS
24
n
24
CYS
24
A
LYS
25
n
25
LYS
25
A
ASN
26
n
26
ASN
26
A
ALA
27
n
27
ALA
27
A
GLY
28
n
28
GLY
28
A
HIS
29
n
29
HIS
29
A
ASN
30
n
30
ASN
30
A
GLY
31
n
31
GLY
31
A
GLY
32
n
32
GLY
32
A
THR
33
n
33
THR
33
A
CYS
34
n
34
CYS
34
A
MET
35
n
35
MET
35
A
PHE
36
n
36
PHE
36
A
PHE
37
n
37
PHE
37
A
LYS
38
n
38
LYS
38
A
CYS
39
n
39
CYS
39
A
LYS
40
n
40
LYS
40
A
CYS
41
n
41
CYS
41
A
ALA
42
n
42
ALA
42
A
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
GLY
15
A
N
GLY
15
A
O
CYS
34
A
O
CYS
34
A
N
THR
33
A
N
THR
33
A
O
LYS
40
A
O
LYS
40
1
A
ARG
2
-148.45
47.63
1
A
ASP
3
-66.59
-74.52
1
A
SER
4
57.93
95.52
1
A
LYS
8
-131.53
-53.62
1
A
ARG
10
-64.89
-165.25
1
A
TYR
14
176.78
161.41
1
A
HIS
29
-139.04
-151.88
1
A
PHE
37
58.93
18.97
2
A
ARG
2
-178.53
107.78
2
A
ASP
3
-69.48
-71.05
2
A
SER
4
58.27
93.72
2
A
TYR
14
174.35
156.84
2
A
HIS
29
-141.47
-150.64
3
A
ARG
2
-177.97
107.33
3
A
ASP
3
-133.91
-71.55
3
A
SER
4
56.86
100.54
3
A
TYR
14
174.52
166.54
3
A
HIS
29
-134.95
-148.34
4
A
SER
4
62.03
103.36
4
A
LYS
8
-130.00
-51.75
4
A
ARG
10
-59.02
-164.63
4
A
TYR
14
171.54
160.47
4
A
HIS
29
-140.34
-150.94
5
A
ARG
2
-116.65
60.93
5
A
TYR
14
176.68
162.83
5
A
HIS
29
-140.24
-150.98
6
A
ARG
2
-179.24
107.75
6
A
ASP
3
-121.24
-79.27
6
A
SER
4
51.23
91.67
6
A
LYS
8
-125.75
-50.75
6
A
TYR
14
171.42
165.26
6
A
HIS
29
-102.71
-147.49
6
A
PHE
36
45.37
71.75
7
A
ASP
3
-85.07
-71.64
7
A
SER
4
50.03
84.94
7
A
LYS
8
-132.62
-55.50
7
A
TYR
14
172.59
153.68
7
A
HIS
29
-140.69
-151.11
8
A
ARG
2
52.99
93.42
8
A
ASP
3
-81.57
-73.37
8
A
SER
4
54.39
82.39
8
A
LYS
8
-126.09
-65.58
8
A
ARG
10
-77.23
-165.09
8
A
TYR
14
176.21
153.32
8
A
HIS
29
-140.03
-150.27
9
A
ASP
3
-59.07
-70.06
9
A
SER
4
55.63
99.54
9
A
LYS
8
-137.39
-58.64
9
A
ARG
10
-58.19
-164.87
9
A
TYR
14
178.76
168.34
9
A
HIS
29
-139.51
-150.20
9
A
MET
35
-102.75
-162.88
9
A
PHE
36
-53.69
70.09
10
A
ASP
3
-98.44
-82.50
10
A
TYR
14
174.16
155.12
10
A
HIS
29
-137.19
-151.39
10
A
PHE
36
43.46
75.85
11
A
ASP
3
-91.23
-81.65
11
A
SER
4
53.06
97.85
11
A
HIS
29
-94.70
-146.68
12
A
ARG
2
-148.96
51.42
12
A
ASP
3
-63.78
-76.99
12
A
SER
4
54.59
85.71
12
A
LYS
8
-128.78
-50.54
12
A
TYR
14
173.82
160.56
12
A
HIS
29
-138.16
-151.58
13
A
ARG
2
64.14
108.42
13
A
ASP
3
-87.07
-76.29
13
A
SER
4
60.82
102.68
13
A
LYS
8
-128.61
-59.41
13
A
TYR
14
171.68
158.85
13
A
HIS
29
-138.53
-152.13
14
A
ARG
2
-178.14
107.38
14
A
ASP
3
-82.03
-74.00
14
A
SER
4
54.62
90.88
14
A
TYR
14
171.66
161.67
14
A
HIS
29
-100.48
-147.49
15
A
ARG
2
-98.40
37.45
15
A
ASP
3
-60.61
-73.22
15
A
SER
4
-175.05
-108.10
15
A
CYS
5
-175.36
-32.62
15
A
LYS
8
-134.70
-52.69
15
A
TYR
14
172.98
164.18
15
A
HIS
29
-139.36
-151.99
16
A
ARG
2
-177.36
107.36
16
A
ASP
3
-67.53
-71.12
16
A
SER
4
60.15
92.32
16
A
LYS
8
-131.27
-50.64
16
A
ARG
10
-54.99
-179.18
16
A
TYR
14
172.17
161.97
16
A
HIS
29
-130.77
-153.57
17
A
ARG
2
56.92
103.76
17
A
SER
4
57.22
96.56
17
A
TYR
14
176.12
164.25
17
A
HIS
29
-138.41
-150.56
17
A
PHE
36
45.32
73.15
18
A
ARG
2
70.67
113.82
18
A
SER
4
60.18
91.92
18
A
TYR
14
177.16
148.52
18
A
TYR
17
-161.25
113.43
18
A
HIS
29
-142.42
-150.84
19
A
ARG
2
-179.49
108.92
19
A
ASP
3
-83.69
-78.75
19
A
SER
4
56.57
72.03
19
A
LYS
8
-134.54
-46.38
19
A
TYR
14
173.54
153.47
19
A
HIS
29
-96.47
-146.93
19
A
PHE
37
59.42
18.89
20
A
LYS
8
-124.66
-56.85
20
A
TYR
14
177.76
151.50
20
A
HIS
29
-139.76
-152.78
Solution Structure of HERG Specific Scorpion Toxin CnErg1
1
N
N
A
SER
4
A
SER
4
HELX_P
A
LYS
8
A
LYS
8
5
1
5
A
TYR
17
A
TYR
17
HELX_P
A
GLY
28
A
GLY
28
1
2
12
disulf
2.031
A
CYS
5
A
SG
CYS
5
1_555
A
CYS
23
A
SG
CYS
23
1_555
disulf
2.027
A
CYS
11
A
SG
CYS
11
1_555
A
CYS
34
A
SG
CYS
34
1_555
disulf
2.031
A
CYS
20
A
SG
CYS
20
1_555
A
CYS
39
A
SG
CYS
39
1_555
disulf
2.029
A
CYS
24
A
SG
CYS
24
1_555
A
CYS
41
A
SG
CYS
41
1_555
TOXIN
alpha-helix, triple-stranded beta-sheet, TOXIN
SEK1_CENNO
UNP
1
1
Q86QT3
DRDSCVDKSRCAKYGYYQECQDCCKNAGHNGGTCMFFKCKCA
1
42
1NE5
1
42
Q86QT3
A
1
1
42
3
anti-parallel
anti-parallel
A
TYR
14
A
TYR
14
A
GLY
15
A
GLY
15
A
GLY
32
A
GLY
32
A
MET
35
A
MET
35
A
CYS
39
A
CYS
39
A
CYS
41
A
CYS
41