1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
Moise, L.
Piserchio, A.
Basus, V.J.
Hawrot, E.
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
C2 H5 N O2
75.067
y
GLYCINE
peptide linking
C6 H10 N3 O2 1
156.162
y
HISTIDINE
L-peptide linking
C4 H7 N O2
101.104
n
HOMOSERINE LACTONE
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
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
12406
12417
10.1074/jbc.M110320200
11790782
NMR structural analysis of alpha-bungarotoxin and its complex with the principal alpha-neurotoxin-binding sequence on the alpha 7 subunit of a neuronal nicotinic acetylcholine receptor.
2002
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
274
26113
26119
10.1074/jbc.274.37.26113
Chimeric Analysis of a Neuronal Nicotinic Acetylcholine Receptor Reveals Amino Acids Conferring Sensitivity to Alpha-Bungarotoxin.
1999
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
266
15230
15239
Identification of Sequence Segments Forming the Alpha-Bungarotoxin Binding Sites on Two Nicotinic Acetylcholine Receptor Alpha Subunits from the Avian Brain.
1991
US
Biochemistry
BICHAW
0033
0006-2960
27
2763
2771
Structural Studies of Alpha-Bungarotoxin. 1. Sequence-Specific 1H NMR Resonance Assignments.
1988
10.2210/pdb1kl8/pdb
pdb_00001kl8
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
8005.281
ALPHA-BUNGAROTOXIN
1
nat
polymer
2348.629
NEURONAL ACETYLCHOLINE RECEPTOR PROTEIN, ALPHA-7 CHAIN
ALPHA-NEUROTOXIN BINDING SITE
1
man
polymer
LONG NEUROTOXIN 1
no
no
IVCHTTATSPISAVTCPPGENLCYRKMWCDAFCSSRGKVVELGCAATCPSKKPYEEVTCCSTDKCNPHPKQRPG
IVCHTTATSPISAVTCPPGENLCYRKMWCDAFCSSRGKVVELGCAATCPSKKPYEEVTCCSTDKCNPHPKQRPG
A
polypeptide(L)
no
yes
IPGKRTESFYECCKEPYPD(HSL)
IPGKRTESFYECCKEPYPDS
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
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
chicken
Gallus
Escherichia
sample
9031
Gallus gallus
562
Escherichia coli
BLR(DE3)PLYSS
PLASMID
PET31B(+)
many-banded krait
Bungarus
sample
8616
Bungarus multicinctus
database_2
pdbx_nmr_software
pdbx_nmr_spectrometer
pdbx_struct_assembly
pdbx_struct_oper_list
struct_ref_seq_dif
repository
Initial release
Version format compliance
Version format compliance
Data collection
Database references
Derived calculations
1
0
2002-03-13
1
1
2008-04-27
1
2
2011-07-13
1
3
2021-10-27
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_pdbx_nmr_software.name
_pdbx_nmr_spectrometer.model
_struct_ref_seq_dif.details
1ABT IS ALPHA-BUNGAROTOXIN COMPLEXED WITH THE 185 - 196
FRAGMENT OF THE -SUBUNIT OF THE TORPEDO NICOTINIC
ACETYLCHOLINE RECEPTOR (NMR, 4 STRUCTURES).
1IDH IS THE NMR SOLUTION STRUCTURE OF THE COMPLEX FORMED
BETWEEN ALPHA-BUNGAROTOXIN AND AN 18MER COGNATE PEPTIDE.
2ABX IS THE CRYSTAL STRUCTURE OF ALPHA-BUNGAROTOXIN AT 2.5
A RESOLUTION: RELATION TO SOLUTION STRUCTURE AND BINDING TO
ACETYLCHOLINE RECEPTOR.
1I9B IS THE X-RAY STRUCTURE OF ACETYLCHOLINE BINDING
PROTEIN (ACHBP).
1HC9 IS A-BUNGAROTOXIN COMPLEXED WITH HIGH AFFINITY PEPTIDE.
1JBD IS THE NMR STRUCTURE OF THE COMPLEX BETWEEN ALPHA-
BUNGAROTOXIN AND A MIMOTOPE OF THE NICOTINIC ACETILCHOLINE
RECEPTOR.
1kc4 is the NMR STRUCTURAL ANALYSIS OF THE COMPLEX FORMED BETWEEN ALPHA-BUNGAROTOXIN AND THE PRINCIPAL ALPHA-NEUROTOXIN BINDING SEQUENCE ON THE ALPHA7 SUBUNIT OF A NEURONAL NICOTINIC ACETYLCHOLINE RECEPTOR (ensemble of 10 structures).
1KFH IS the SOLUTION STRUCTURE OF ALPHA-BUNGAROTOXIN BY NMR SPECTROSCOPY.
1HAJ IS A BETA-HAIRPIN STRUCTURE IN A 13-MER PEPTIDE THAT BINDS A-BUNGAROTOXIN WITH HIGH AFFINITY AND NEUTRALIZES ITS TOXICITY.
1BXP IS THE SOLUTION NMR STRUCTURE OF THE COMPLEX OF ALPHA-BUNGAROTOXIN WITH A LIBRARY DERIVED PEPTIDE, 20 STRUCTURES.
1IKC IS THE NMR STRUCTURE OF ALPHA-BUNGAROTOXIN.
RCSB
Y
RCSB
2001-12-11
REL
THE WELL-DEFINED REGIONS IN THE COMPLEX, EXHIBITING EXTENSIVE LONG RANGE NOES, ARE: BGTX: 1-16, 22-28, 39-48, AND 54-68 ALPHA 7 19MER: 185-194.
1
2D NOESY
2D TOCSY
3D_15 SEPARATED_NOESY
3D_15N- SEPARATED_TOCSY
2D 1H-15N HSQC
HNHA
5.50
AMBIENT
308.00
K
RMS DEVIATIONS FROM IDEAL VALUES BOND LENGTH(A) 0.0039, ANGLES(DEG) 0.61, IMPROPERS(DEG) 0.5
DISTANCE GEOMETRY DYNAMIC SIMULATED ANNEALING
1
minimized average structure
1.6 MM ALPHA-BUNGAROTOXIN 15N]-ALPHA 7 19MER COMPLEX MM SODIUM PHOSPHATE, PH 5. MICROMOLAR SODIUM AZIDE 50 MICROMOLAR TMSP
95% H2O/5% D2O
BRUNGER, A.T., ET AL.
refinement
CNS
1.0
structure solution
XwinNMR
2.1
structure solution
NMRPipe
1.8
structure solution
Sparky
3.87
600
Bruker
AVANCE
400
Bruker
AVANCE
ILE
1
n
1
ILE
1
A
VAL
2
n
2
VAL
2
A
CYS
3
n
3
CYS
3
A
HIS
4
n
4
HIS
4
A
THR
5
n
5
THR
5
A
THR
6
n
6
THR
6
A
ALA
7
n
7
ALA
7
A
THR
8
n
8
THR
8
A
SER
9
n
9
SER
9
A
PRO
10
n
10
PRO
10
A
ILE
11
n
11
ILE
11
A
SER
12
n
12
SER
12
A
ALA
13
n
13
ALA
13
A
VAL
14
n
14
VAL
14
A
THR
15
n
15
THR
15
A
CYS
16
n
16
CYS
16
A
PRO
17
n
17
PRO
17
A
PRO
18
n
18
PRO
18
A
GLY
19
n
19
GLY
19
A
GLU
20
n
20
GLU
20
A
ASN
21
n
21
ASN
21
A
LEU
22
n
22
LEU
22
A
CYS
23
n
23
CYS
23
A
TYR
24
n
24
TYR
24
A
ARG
25
n
25
ARG
25
A
LYS
26
n
26
LYS
26
A
MET
27
n
27
MET
27
A
TRP
28
n
28
TRP
28
A
CYS
29
n
29
CYS
29
A
ASP
30
n
30
ASP
30
A
ALA
31
n
31
ALA
31
A
PHE
32
n
32
PHE
32
A
CYS
33
n
33
CYS
33
A
SER
34
n
34
SER
34
A
SER
35
n
35
SER
35
A
ARG
36
n
36
ARG
36
A
GLY
37
n
37
GLY
37
A
LYS
38
n
38
LYS
38
A
VAL
39
n
39
VAL
39
A
VAL
40
n
40
VAL
40
A
GLU
41
n
41
GLU
41
A
LEU
42
n
42
LEU
42
A
GLY
43
n
43
GLY
43
A
CYS
44
n
44
CYS
44
A
ALA
45
n
45
ALA
45
A
ALA
46
n
46
ALA
46
A
THR
47
n
47
THR
47
A
CYS
48
n
48
CYS
48
A
PRO
49
n
49
PRO
49
A
SER
50
n
50
SER
50
A
LYS
51
n
51
LYS
51
A
LYS
52
n
52
LYS
52
A
PRO
53
n
53
PRO
53
A
TYR
54
n
54
TYR
54
A
GLU
55
n
55
GLU
55
A
GLU
56
n
56
GLU
56
A
VAL
57
n
57
VAL
57
A
THR
58
n
58
THR
58
A
CYS
59
n
59
CYS
59
A
CYS
60
n
60
CYS
60
A
SER
61
n
61
SER
61
A
THR
62
n
62
THR
62
A
ASP
63
n
63
ASP
63
A
LYS
64
n
64
LYS
64
A
CYS
65
n
65
CYS
65
A
ASN
66
n
66
ASN
66
A
PRO
67
n
67
PRO
67
A
HIS
68
n
68
HIS
68
A
PRO
69
n
69
PRO
69
A
LYS
70
n
70
LYS
70
A
GLN
71
n
71
GLN
71
A
ARG
72
n
72
ARG
72
A
PRO
73
n
73
PRO
73
A
GLY
74
n
74
GLY
74
A
ILE
178
n
1
ILE
178
B
PRO
179
n
2
PRO
179
B
GLY
180
n
3
GLY
180
B
LYS
181
n
4
LYS
181
B
ARG
182
n
5
ARG
182
B
THR
183
n
6
THR
183
B
GLU
184
n
7
GLU
184
B
SER
185
n
8
SER
185
B
PHE
186
n
9
PHE
186
B
TYR
187
n
10
TYR
187
B
GLU
188
n
11
GLU
188
B
CYS
189
n
12
CYS
189
B
CYS
190
n
13
CYS
190
B
LYS
191
n
14
LYS
191
B
GLU
192
n
15
GLU
192
B
PRO
193
n
16
PRO
193
B
TYR
194
n
17
TYR
194
B
PRO
195
n
18
PRO
195
B
ASP
196
n
19
ASP
196
B
n
20
197
B
author_defined_assembly
2
dimeric
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
O
ALA
45
A
O
ALA
45
A
N
LEU
22
A
N
LEU
22
A
N
ARG
25
A
N
ARG
25
A
O
THR
58
A
O
THR
58
1
B
HSL
197
B
HSL
20
1
Y
1
B
TYR
194
0.110
SIDE CHAIN
1
3.31
0.50
120.30
123.61
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
25
25
25
N
1
3.20
0.50
120.30
123.50
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
72
72
72
N
1
3.16
0.50
120.30
123.46
B
B
B
NE
CZ
NH1
ARG
ARG
ARG
182
182
182
N
1
A
THR
5
-51.52
170.42
1
A
ALA
7
74.74
52.78
1
A
SER
9
-167.13
-65.38
1
A
SER
12
-115.36
-147.86
1
A
ASN
21
-154.64
-51.02
1
A
CYS
29
-139.82
-51.85
1
A
ALA
31
174.53
-91.86
1
A
PHE
32
177.94
90.30
1
A
SER
34
66.79
153.08
1
A
SER
35
78.70
-79.53
1
A
VAL
40
40.17
94.47
1
A
SER
50
-173.77
123.24
1
A
LYS
51
-178.03
61.49
1
A
LYS
52
55.86
70.84
1
A
GLU
55
115.79
91.85
1
A
GLU
56
-159.82
-151.62
1
A
THR
62
-166.63
-165.35
1
A
ASP
63
-76.08
-132.94
1
A
LYS
64
-58.25
73.84
1
A
PRO
67
-51.17
97.78
1
A
PRO
69
-50.68
-72.77
1
A
PRO
73
-67.41
-174.51
1
B
LYS
181
67.84
124.49
1
B
THR
183
-101.72
59.59
1
B
SER
185
-101.52
-167.21
1
B
TYR
187
-124.09
-152.43
1
B
CYS
189
-170.48
-42.84
1
B
CYS
190
-162.11
41.80
1
B
GLU
192
70.81
-148.93
1
B
TYR
194
-2.66
-68.71
minimized average
NMR STRUCTURAL ANALYSIS OF THE COMPLEX FORMED BETWEEN ALPHA-BUNGAROTOXIN AND THE PRINCIPAL ALPHA-NEUROTOXIN BINDING SEQUENCE ON THE ALPHA7 SUBUNIT OF A NEURONAL NICOTINIC ACETYLCHOLINE RECEPTOR
1
N
N
2
N
N
disulf
1.992
A
CYS
3
A
SG
CYS
3
1_555
A
CYS
23
A
SG
CYS
23
1_555
disulf
1.996
A
CYS
16
A
SG
CYS
16
1_555
A
CYS
44
A
SG
CYS
44
1_555
disulf
1.987
A
CYS
29
A
SG
CYS
29
1_555
A
CYS
33
A
SG
CYS
33
1_555
disulf
1.994
A
CYS
48
A
SG
CYS
48
1_555
A
CYS
59
A
SG
CYS
59
1_555
disulf
1.978
A
CYS
60
A
SG
CYS
60
1_555
A
CYS
65
A
SG
CYS
65
1_555
disulf
2.020
B
CYS
189
B
SG
CYS
12
1_555
B
CYS
190
B
SG
CYS
13
1_555
TOXIN
ALPHA-BUNGAROTOXIN, NICOTINIC ACETYLCHOLINE RECEPTOR ALPHA 7 SUBUNIT, ALPHA-NEUROTOXIN, LIGAND-GATED ION CHANNELS, NMR PROTEIN-PROTEIN INTERACTIONS, PROTEIN-PEPTIDE COMPLEX, TOXIN
NXL1A_BUNMU
UNP
1
1
P60615
IVCHTTATSPISAVTCPPGENLCYRKMWCDAFCSSRGKVVELGCAATCPSKKPYEEVTCCSTDKCNPHPKQRPG
ACHA7_CHICK
UNP
2
201
P22770
IPGKRTESFYECCKEPYPD
1
74
1KL8
1
74
P60615
A
1
1
74
201
219
1KL8
178
196
P22770
B
2
1
19
2
engineered mutation
HSL
197
1KL8
B
P22770
UNP
20
3
anti-parallel
anti-parallel
A
GLU
41
A
GLU
41
A
ALA
45
A
ALA
45
A
LEU
22
A
LEU
22
A
LYS
26
A
LYS
26
A
VAL
57
A
VAL
57
A
THR
58
A
THR
58
1
P 1