1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
Lamthanh, H.
Jegou-Matheron, C.
Servent, D.
Menez, A.
Lancelin, J.M.
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 H7 N O4
133.103
y
ASPARTIC ACID
L-peptide linking
C3 H7 N O2 S
121.158
y
CYSTEINE
L-peptide linking
C2 H5 N O2
75.067
y
GLYCINE
peptide linking
H2 N
16.023
AMINO GROUP
non-polymer
C5 H9 N O2
115.130
y
PROLINE
L-peptide linking
C3 H7 N O3
105.093
y
SERINE
L-peptide linking
C11 H12 N2 O2
204.225
y
TRYPTOPHAN
L-peptide linking
NE
FEBS Lett.
FEBLAL
0165
0014-5793
454
293
298
10.1016/S0014-5793(99)00831-5
10431825
Minimal conformation of the alpha-conotoxin ImI for the alpha7 neuronal nicotinic acetylcholine receptor recognition: correlated CD, NMR and binding studies.
1999
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
269
16733
16739
A Nicotinic Acetylcholine Receptor Ligand of Unique Specificity, alpha-Conotoxin ImI
1994
FR
J.Physiol.(Paris)
0021-7948
92
107
111
10.1016/S0928-4257(98)80146-0
Functional Determinants by which Snake and Cone Snail Toxins Block the alpha 7 Neuronal Nicotinic Acetylcholine Receptors
1998
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
273
11001
11006
10.1074/jbc.273.18.11001
Identification of Residues in the Neuronal alpha7 Acetylcholine Receptor that Confer Selectivity for Conotoxin ImI
1998
NE
FEBS Lett.
FEBLAL
0165
0014-5793
444
275
280
10.1016/S0014-5793(99)00069-1
NMR Spatial Structure of alpha-Conotoxin ImI Reveals a Common Scaffold in Snail and Snake Toxins Recognizing Neuronal Nicotinic Acetylcholine Receptors
1999
US
Biochemistry
BICHAW
0033
0006-2960
38
3874
3882
10.1021/bi9826254
NMR Solution Structure of alpha-Conotoxin ImI and Comparison to other Conotoxins Specific for Neuronal Nicotinic Acetylcholine Receptors
1999
10.2210/pdb1g2g/pdb
pdb_00001g2g
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
1356.601
ALPHA-CONOTOXIN IMI
1
syn
polymer
no
yes
GCCSDPRCAWRC(NH2)
GCCSDPRCAWRCX
A
polypeptide(L)
n
n
n
n
n
n
n
n
n
n
n
n
n
database_2
pdbx_nmr_software
pdbx_struct_assembly
pdbx_struct_oper_list
struct_conn
struct_site
repository
Initial release
Version format compliance
Version format compliance
Data collection
Database references
Derived calculations
1
0
2000-11-08
1
1
2008-04-27
1
2
2011-07-13
1
3
2022-02-23
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_pdbx_nmr_software.name
_struct_conn.pdbx_leaving_atom_flag
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
RCSB
Y
RCSB
2000-10-19
REL
REL
The solid phase synthesis of alpha-conotoxin ImI was carried out using the F-moc chemistry. The sequence of the protein is naturally found in the venom of Conus imperialis (Imperial cone).
sample
This structure was determined using standard 2D homonuclear techniques.
structures with the least restraint violations,structures with the lowest energy
60
30
NOESY
DQF-COSY
0.1
5.8
ambient
278
K
The structures were generated using the force fields parallhdg.pro and CHARMM22 of X-PLOR.
7
closest to the average
5-6 mM alpha-ImI; 90 % H2O, 10 % D2O; 0.1 M potassium phosphate buffer pH 5.8
90 % H2O, 10 % D2O; 0.1 M potassium phosphate buffer pH 5.8
Bruker
collection
XwinNMR
2.5
Delsuc
data analysis
Gifa
4.22
Brunger
refinement
X-PLOR
3.851
500
Bruker
DRX
GLY
1
n
1
GLY
1
A
CYS
2
n
2
CYS
2
A
CYS
3
n
3
CYS
3
A
SER
4
n
4
SER
4
A
ASP
5
n
5
ASP
5
A
PRO
6
n
6
PRO
6
A
ARG
7
n
7
ARG
7
A
CYS
8
n
8
CYS
8
A
ALA
9
n
9
ALA
9
A
TRP
10
n
10
TRP
10
A
ARG
11
n
11
ARG
11
A
CYS
12
n
12
CYS
12
A
NH2
13
n
13
NH2
13
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
14
A
A
O
HG
GLY
SER
1
4
1.60
5
A
CYS
2
-84.70
-70.51
12
A
CYS
2
-90.72
-62.40
18
A
CYS
3
-78.29
24.90
22
A
CYS
3
-67.58
3.20
23
A
CYS
3
-69.56
2.58
27
A
ALA
9
-68.32
8.68
30
A
CYS
2
-87.74
-76.28
MINIMAL CONFORMATION OF THE ALPHA-CONOTOXIN IMI FOR THE ALPHA7 NEURONAL NICOTINIC ACETYLCHOLINE RECEPTOR RECOGNITION
1
N
N
A
ASP
5
A
ASP
5
HELX_P
A
TRP
10
A
TRP
10
1
1
6
disulf
2.036
A
CYS
2
A
SG
CYS
2
1_555
A
CYS
8
A
SG
CYS
8
1_555
disulf
2.034
A
CYS
3
A
SG
CYS
3
1_555
A
CYS
12
A
SG
CYS
12
1_555
covale
1.363
both
A
CYS
12
A
C
CYS
12
1_555
A
NH2
13
A
N
NH2
13
1_555
TOXIN
alpha-helix, 3-10 helix, TOXIN
CXA1_CONIM
UNP
1
1
P50983
GCCSDPRCAWRC
1
12
1G2G
1
12
P50983
A
1
1
12
BINDING SITE FOR RESIDUE NH2 A 13
A
NH2
13
Software
2
A
ALA
9
A
ALA
9
2
1_555
A
CYS
12
A
CYS
12
2
1_555
1
P 1