1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
Peng, K.
Shu, Q.
Liang, S.P.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
1
90.00
90.00
90.00
1.000
1.000
1.000
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
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
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
277
47564
47571
10.1074/jbc.M204063200
12228241
Function and solution structure of huwentoxin-IV, a potent neuronal tetrodotoxin (TTX)-sensitive sodium channel antagonist from Chinese bird spider Selenocosmia huwena
2002
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
4120.865
huwentoxin-iv
1
nat
polymer
no
no
ECLEIFKACNPSNDQCCKSSKLVCSRKTRWCKYQI
ECLEIFKACNPSNDQCCKSSKLVCSRKTRWCKYQI
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
Chinese earth tiger
Ornithoctonus
sample
29017
Ornithoctonus huwena
venom
pdbx_struct_assembly
pdbx_struct_oper_list
struct_conf
repository
Initial release
Version format compliance
Version format compliance
Derived calculations
1
0
2002-08-21
1
1
2008-04-28
1
2
2011-07-13
1
3
2017-11-29
RCSB
Y
PDBJ
2002-08-02
REL
REL
THIS STRUCTURE WAS DETERMINED USING STANDARD 2D HOMONUCLEAR TECHNIQUES.
structures with the lowest energy
50
20
NOESY
DQF-COSY
TOCSY
E-COSY
20
4.50
1
atm
300.00
K
THE STRUCTURES ARE BASED ON 527 NOE-DERIVED DISTANCE CONSTRAINTS, 14 DIHEDRAL ANGEL RESTRAINTS AND 9 FAKE DISTANCE RESTRAINTS FROM DISULFIDE BONDS.
simulated annealing
1
closest to the average
5MM HUWENTOXIN-IV MMOL/L PHOSPHATE BUFFER; 90%H2O, 10%D2O
90% H2O/10% D2O
BRUNGER
refinement
X-PLOR
3.851
MSI.Corp.
structure solution
FELIX
98.0
500
Bruker
DMX
GLU
1
n
1
GLU
1
A
CYS
2
n
2
CYS
2
A
LEU
3
n
3
LEU
3
A
GLU
4
n
4
GLU
4
A
ILE
5
n
5
ILE
5
A
PHE
6
n
6
PHE
6
A
LYS
7
n
7
LYS
7
A
ALA
8
n
8
ALA
8
A
CYS
9
n
9
CYS
9
A
ASN
10
n
10
ASN
10
A
PRO
11
n
11
PRO
11
A
SER
12
n
12
SER
12
A
ASN
13
n
13
ASN
13
A
ASP
14
n
14
ASP
14
A
GLN
15
n
15
GLN
15
A
CYS
16
n
16
CYS
16
A
CYS
17
n
17
CYS
17
A
LYS
18
n
18
LYS
18
A
SER
19
n
19
SER
19
A
SER
20
n
20
SER
20
A
LYS
21
n
21
LYS
21
A
LEU
22
n
22
LEU
22
A
VAL
23
n
23
VAL
23
A
CYS
24
n
24
CYS
24
A
SER
25
n
25
SER
25
A
ARG
26
n
26
ARG
26
A
LYS
27
n
27
LYS
27
A
THR
28
n
28
THR
28
A
ARG
29
n
29
ARG
29
A
TRP
30
n
30
TRP
30
A
CYS
31
n
31
CYS
31
A
LYS
32
n
32
LYS
32
A
TYR
33
n
33
TYR
33
A
GLN
34
n
34
GLN
34
A
ILE
35
n
35
ILE
35
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
identity operation
0.0000000000
0.0000000000
0.0000000000
A
N
VAL
23
A
N
VAL
23
A
O
LYS
32
A
O
LYS
32
1
A
ARG
26
0.307
SIDE CHAIN
1
A
ARG
29
0.303
SIDE CHAIN
2
A
ARG
26
0.297
SIDE CHAIN
2
A
ARG
29
0.310
SIDE CHAIN
3
A
ARG
26
0.303
SIDE CHAIN
3
A
ARG
29
0.303
SIDE CHAIN
4
A
ARG
26
0.299
SIDE CHAIN
4
A
ARG
29
0.306
SIDE CHAIN
5
A
ARG
26
0.316
SIDE CHAIN
5
A
ARG
29
0.280
SIDE CHAIN
6
A
ARG
26
0.283
SIDE CHAIN
6
A
ARG
29
0.301
SIDE CHAIN
7
A
ARG
26
0.315
SIDE CHAIN
7
A
ARG
29
0.301
SIDE CHAIN
8
A
ARG
26
0.303
SIDE CHAIN
8
A
ARG
29
0.305
SIDE CHAIN
9
A
ARG
26
0.309
SIDE CHAIN
9
A
ARG
29
0.318
SIDE CHAIN
10
A
ARG
26
0.317
SIDE CHAIN
10
A
ARG
29
0.271
SIDE CHAIN
11
A
ARG
26
0.310
SIDE CHAIN
11
A
ARG
29
0.304
SIDE CHAIN
12
A
ARG
26
0.263
SIDE CHAIN
12
A
ARG
29
0.314
SIDE CHAIN
13
A
ARG
26
0.311
SIDE CHAIN
13
A
ARG
29
0.278
SIDE CHAIN
14
A
ARG
26
0.282
SIDE CHAIN
14
A
ARG
29
0.288
SIDE CHAIN
15
A
ARG
26
0.312
SIDE CHAIN
15
A
ARG
29
0.315
SIDE CHAIN
16
A
ARG
26
0.317
SIDE CHAIN
16
A
ARG
29
0.315
SIDE CHAIN
17
A
ARG
26
0.291
SIDE CHAIN
17
A
ARG
29
0.312
SIDE CHAIN
18
A
ARG
26
0.238
SIDE CHAIN
18
A
ARG
29
0.317
SIDE CHAIN
19
A
ARG
26
0.310
SIDE CHAIN
19
A
ARG
29
0.313
SIDE CHAIN
20
A
ARG
26
0.315
SIDE CHAIN
20
A
ARG
29
0.281
SIDE CHAIN
2
A
GLU
4
-69.90
-176.99
4
A
GLU
4
-68.29
-172.27
4
A
ASN
13
-105.78
79.12
4
A
GLN
15
-107.71
46.43
9
A
ASP
14
-69.56
99.00
11
A
GLN
34
-91.46
56.53
12
A
GLU
4
-66.95
-174.72
12
A
LYS
21
52.04
74.66
13
A
ASN
13
-110.49
78.57
13
A
LYS
21
55.36
74.32
14
A
GLU
4
-68.49
-178.07
17
A
ARG
29
72.21
-4.27
18
A
GLU
4
-65.36
-171.84
18
A
ASN
13
-100.70
65.37
Huwentoxin-IV
Three dimensional solution structure of huwentoxin-IV by 2D 1H-NMR
1
N
N
disulf
2.020
A
CYS
2
A
SG
CYS
2
1_555
A
CYS
17
A
SG
CYS
17
1_555
disulf
2.020
A
CYS
9
A
SG
CYS
9
1_555
A
CYS
24
A
SG
CYS
24
1_555
disulf
2.019
A
CYS
16
A
SG
CYS
16
1_555
A
CYS
31
A
SG
CYS
31
1_555
TOXIN
containing a double-stranded beta-sheet and four beta-turns, TOXIN
TXH4_ORNHU
UNP
1
1
P83303
ECLEIFKACNPSNDQCCKSSKLVCSRKTRWCKYQI
1
35
1MB6
1
35
P83303
A
1
1
35
2
anti-parallel
A
LEU
22
A
LEU
22
A
SER
25
A
SER
25
A
TRP
30
A
TRP
30
A
TYR
33
A
TYR
33
1
P 1