1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
Zinn-Justin, S.
Roumestand, C.
Gilquin, B.
Bontems, F.
Menez, A.
Toma, F.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
1
90.00
90.00
90.00
1.000
1.000
1.000
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 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 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
Biochemistry
BICHAW
0033
0006-2960
31
11335
11347
10.1021/bi00161a011
1332755
Three-dimensional solution structure of a curaremimetic toxin from Naja nigricollis venom: a proton NMR and molecular modeling study.
1992
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
6805.782
TOXIN ALPHA
1
man
polymer
no
no
LECHNQQSSQPPTTKTCPGETNCYKKVWRDHRGTIIERGCGCPTVKPGIKLNCCTTDKCNN
LECHNQQSSQPPTTKTCPGETNCYKKVWRDHRGTIIERGCGCPTVKPGIKLNCCTTDKCNN
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
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
spitting cobra
Naja
sample
8654
Naja nigricollis
pdbx_database_status
pdbx_struct_assembly
pdbx_struct_oper_list
struct_conf
repository
Initial release
Version format compliance
Version format compliance
Derived calculations
Other
1
0
1993-10-31
1
1
2008-03-24
1
2
2011-07-13
1
3
2017-11-29
_pdbx_database_status.process_site
Y
BNL
1992-09-22
REL
8
GUNTERT,BRAUN,WUTHRICH
refinement
DIANA
BRUNGER
refinement
X-PLOR
LEU
1
n
1
LEU
1
A
GLU
2
n
2
GLU
2
A
CYS
3
n
3
CYS
3
A
HIS
4
n
4
HIS
4
A
ASN
5
n
5
ASN
5
A
GLN
6
n
6
GLN
6
A
GLN
7
n
7
GLN
7
A
SER
8
n
8
SER
8
A
SER
9
n
9
SER
9
A
GLN
10
n
10
GLN
10
A
PRO
11
n
11
PRO
11
A
PRO
12
n
12
PRO
12
A
THR
13
n
13
THR
13
A
THR
14
n
14
THR
14
A
LYS
15
n
15
LYS
15
A
THR
16
n
16
THR
16
A
CYS
17
n
17
CYS
17
A
PRO
18
n
18
PRO
18
A
GLY
19
n
19
GLY
19
A
GLU
20
n
20
GLU
20
A
THR
21
n
21
THR
21
A
ASN
22
n
22
ASN
22
A
CYS
23
n
23
CYS
23
A
TYR
24
n
24
TYR
24
A
LYS
25
n
25
LYS
25
A
LYS
26
n
26
LYS
26
A
VAL
27
n
27
VAL
27
A
TRP
28
n
28
TRP
28
A
ARG
29
n
29
ARG
29
A
ASP
30
n
30
ASP
30
A
HIS
31
n
31
HIS
31
A
ARG
32
n
32
ARG
32
A
GLY
33
n
33
GLY
33
A
THR
34
n
34
THR
34
A
ILE
35
n
35
ILE
35
A
ILE
36
n
36
ILE
36
A
GLU
37
n
37
GLU
37
A
ARG
38
n
38
ARG
38
A
GLY
39
n
39
GLY
39
A
CYS
40
n
40
CYS
40
A
GLY
41
n
41
GLY
41
A
CYS
42
n
42
CYS
42
A
PRO
43
n
43
PRO
43
A
THR
44
n
44
THR
44
A
VAL
45
n
45
VAL
45
A
LYS
46
n
46
LYS
46
A
PRO
47
n
47
PRO
47
A
GLY
48
n
48
GLY
48
A
ILE
49
n
49
ILE
49
A
LYS
50
n
50
LYS
50
A
LEU
51
n
51
LEU
51
A
ASN
52
n
52
ASN
52
A
CYS
53
n
53
CYS
53
A
CYS
54
n
54
CYS
54
A
THR
55
n
55
THR
55
A
THR
56
n
56
THR
56
A
ASP
57
n
57
ASP
57
A
LYS
58
n
58
LYS
58
A
CYS
59
n
59
CYS
59
A
ASN
60
n
60
ASN
60
A
ASN
61
n
61
ASN
61
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
O
CYS
3
A
O
CYS
3
A
N
LYS
15
A
N
LYS
15
A
N
ILE
35
A
N
ILE
35
A
O
TRP
28
A
O
TRP
28
A
O
LYS
25
A
O
LYS
25
A
N
ASN
52
A
N
ASN
52
1
7.61
1.10
114.20
121.81
A
A
A
CA
CB
SG
CYS
CYS
CYS
23
23
23
N
1
-7.48
1.00
110.10
102.62
A
A
A
CG
CD1
NE1
TRP
TRP
TRP
28
28
28
N
1
8.79
0.90
109.00
117.79
A
A
A
CD1
NE1
CE2
TRP
TRP
TRP
28
28
28
N
1
8.63
1.10
130.40
139.03
A
A
A
NE1
CE2
CZ2
TRP
TRP
TRP
28
28
28
N
1
-6.43
1.00
107.30
100.87
A
A
A
NE1
CE2
CD2
TRP
TRP
TRP
28
28
28
N
1
13.14
1.10
114.20
127.34
A
A
A
CA
CB
SG
CYS
CYS
CYS
40
40
40
N
1
8.64
1.10
114.20
122.84
A
A
A
CA
CB
SG
CYS
CYS
CYS
42
42
42
N
1
10.01
1.10
114.20
124.21
A
A
A
CA
CB
SG
CYS
CYS
CYS
54
54
54
N
2
-13.28
2.10
109.00
95.72
A
A
A
CA
CB
OG1
THR
THR
THR
13
13
13
N
2
-7.55
1.00
110.10
102.55
A
A
A
CG
CD1
NE1
TRP
TRP
TRP
28
28
28
N
2
8.88
0.90
109.00
117.88
A
A
A
CD1
NE1
CE2
TRP
TRP
TRP
28
28
28
N
2
8.88
1.10
130.40
139.28
A
A
A
NE1
CE2
CZ2
TRP
TRP
TRP
28
28
28
N
2
-6.52
1.00
107.30
100.78
A
A
A
NE1
CE2
CD2
TRP
TRP
TRP
28
28
28
N
2
13.96
1.10
114.20
128.16
A
A
A
CA
CB
SG
CYS
CYS
CYS
40
40
40
N
2
8.99
1.10
114.20
123.19
A
A
A
CA
CB
SG
CYS
CYS
CYS
54
54
54
N
3
6.75
1.10
114.20
120.95
A
A
A
CA
CB
SG
CYS
CYS
CYS
3
3
3
N
3
7.68
1.10
114.20
121.88
A
A
A
CA
CB
SG
CYS
CYS
CYS
23
23
23
N
3
-7.70
1.00
110.10
102.40
A
A
A
CG
CD1
NE1
TRP
TRP
TRP
28
28
28
N
3
8.90
0.90
109.00
117.90
A
A
A
CD1
NE1
CE2
TRP
TRP
TRP
28
28
28
N
3
8.82
1.10
130.40
139.22
A
A
A
NE1
CE2
CZ2
TRP
TRP
TRP
28
28
28
N
3
-6.53
1.00
107.30
100.77
A
A
A
NE1
CE2
CD2
TRP
TRP
TRP
28
28
28
N
3
12.90
1.10
114.20
127.10
A
A
A
CA
CB
SG
CYS
CYS
CYS
40
40
40
N
3
9.32
1.10
114.20
123.52
A
A
A
CA
CB
SG
CYS
CYS
CYS
42
42
42
N
3
7.84
1.10
114.20
122.04
A
A
A
CA
CB
SG
CYS
CYS
CYS
54
54
54
N
4
-7.68
1.00
110.10
102.42
A
A
A
CG
CD1
NE1
TRP
TRP
TRP
28
28
28
N
4
8.86
0.90
109.00
117.86
A
A
A
CD1
NE1
CE2
TRP
TRP
TRP
28
28
28
N
4
8.89
1.10
130.40
139.29
A
A
A
NE1
CE2
CZ2
TRP
TRP
TRP
28
28
28
N
4
-6.48
1.00
107.30
100.82
A
A
A
NE1
CE2
CD2
TRP
TRP
TRP
28
28
28
N
4
12.90
1.10
114.20
127.10
A
A
A
CA
CB
SG
CYS
CYS
CYS
40
40
40
N
4
9.62
1.10
114.20
123.82
A
A
A
CA
CB
SG
CYS
CYS
CYS
42
42
42
N
4
9.28
1.10
114.20
123.48
A
A
A
CA
CB
SG
CYS
CYS
CYS
54
54
54
N
5
-7.76
1.00
110.10
102.34
A
A
A
CG
CD1
NE1
TRP
TRP
TRP
28
28
28
N
5
8.92
0.90
109.00
117.92
A
A
A
CD1
NE1
CE2
TRP
TRP
TRP
28
28
28
N
5
9.65
1.10
130.40
140.05
A
A
A
NE1
CE2
CZ2
TRP
TRP
TRP
28
28
28
N
5
-6.83
1.00
107.30
100.47
A
A
A
NE1
CE2
CD2
TRP
TRP
TRP
28
28
28
N
5
12.45
1.10
114.20
126.65
A
A
A
CA
CB
SG
CYS
CYS
CYS
40
40
40
N
5
10.08
1.10
114.20
124.28
A
A
A
CA
CB
SG
CYS
CYS
CYS
42
42
42
N
5
9.30
1.10
114.20
123.50
A
A
A
CA
CB
SG
CYS
CYS
CYS
54
54
54
N
6
-7.76
1.00
110.10
102.34
A
A
A
CG
CD1
NE1
TRP
TRP
TRP
28
28
28
N
6
8.92
0.90
109.00
117.92
A
A
A
CD1
NE1
CE2
TRP
TRP
TRP
28
28
28
N
6
8.99
1.10
130.40
139.39
A
A
A
NE1
CE2
CZ2
TRP
TRP
TRP
28
28
28
N
6
-6.55
1.00
107.30
100.75
A
A
A
NE1
CE2
CD2
TRP
TRP
TRP
28
28
28
N
6
11.98
1.10
114.20
126.18
A
A
A
CA
CB
SG
CYS
CYS
CYS
40
40
40
N
6
9.33
1.10
114.20
123.53
A
A
A
CA
CB
SG
CYS
CYS
CYS
42
42
42
N
7
-12.66
2.10
109.00
96.34
A
A
A
CA
CB
OG1
THR
THR
THR
13
13
13
N
7
7.70
1.10
114.20
121.90
A
A
A
CA
CB
SG
CYS
CYS
CYS
23
23
23
N
7
-7.68
1.00
110.10
102.42
A
A
A
CG
CD1
NE1
TRP
TRP
TRP
28
28
28
N
7
8.82
0.90
109.00
117.82
A
A
A
CD1
NE1
CE2
TRP
TRP
TRP
28
28
28
N
7
8.82
1.10
130.40
139.22
A
A
A
NE1
CE2
CZ2
TRP
TRP
TRP
28
28
28
N
7
-6.42
1.00
107.30
100.88
A
A
A
NE1
CE2
CD2
TRP
TRP
TRP
28
28
28
N
7
12.74
1.10
114.20
126.94
A
A
A
CA
CB
SG
CYS
CYS
CYS
40
40
40
N
7
6.96
1.10
114.20
121.16
A
A
A
CA
CB
SG
CYS
CYS
CYS
42
42
42
N
7
-18.21
2.70
111.00
92.79
A
A
A
N
CA
C
ILE
ILE
ILE
49
49
49
N
7
7.71
1.10
114.20
121.91
A
A
A
CA
CB
SG
CYS
CYS
CYS
54
54
54
N
8
17.16
2.70
111.00
128.16
A
A
A
N
CA
C
GLN
GLN
GLN
10
10
10
N
8
-7.73
1.00
110.10
102.37
A
A
A
CG
CD1
NE1
TRP
TRP
TRP
28
28
28
N
8
8.93
0.90
109.00
117.93
A
A
A
CD1
NE1
CE2
TRP
TRP
TRP
28
28
28
N
8
9.50
1.10
130.40
139.90
A
A
A
NE1
CE2
CZ2
TRP
TRP
TRP
28
28
28
N
8
-6.79
1.00
107.30
100.51
A
A
A
NE1
CE2
CD2
TRP
TRP
TRP
28
28
28
N
8
11.18
1.10
114.20
125.38
A
A
A
CA
CB
SG
CYS
CYS
CYS
40
40
40
N
8
6.65
1.10
114.20
120.85
A
A
A
CA
CB
SG
CYS
CYS
CYS
42
42
42
N
8
6.63
1.10
114.20
120.83
A
A
A
CA
CB
SG
CYS
CYS
CYS
54
54
54
N
1
A
SER
8
10.91
-59.96
1
A
PRO
18
-62.63
95.11
1
A
CYS
42
-157.74
71.51
1
A
ASN
60
-93.15
54.90
2
A
SER
8
20.62
-77.54
2
A
PRO
18
-64.38
94.44
2
A
CYS
42
-155.27
55.94
2
A
PRO
47
-67.08
94.35
3
A
ASN
5
-148.06
57.62
3
A
SER
8
14.93
-59.33
3
A
PRO
18
-62.60
92.95
3
A
CYS
42
-159.93
76.73
3
A
PRO
43
-62.55
-177.91
3
A
PRO
47
-69.95
95.87
3
A
LYS
58
39.40
49.33
3
A
ASN
60
-94.25
35.55
4
A
SER
8
15.08
-68.19
4
A
PRO
18
-64.08
97.40
4
A
CYS
42
-159.24
73.45
4
A
PRO
43
-62.86
-174.52
4
A
LYS
58
31.65
55.75
5
A
SER
8
17.44
-74.98
5
A
PRO
18
-64.58
96.98
5
A
CYS
42
-151.75
72.96
5
A
PRO
43
-64.55
-177.29
5
A
ASN
60
-93.76
45.67
6
A
ASN
5
-140.64
36.51
6
A
SER
8
16.39
-65.49
6
A
PRO
18
-63.96
93.03
6
A
CYS
42
-154.36
73.72
7
A
SER
8
16.21
-78.64
7
A
CYS
42
-158.54
57.39
7
A
PRO
47
-68.81
91.07
8
A
SER
8
4.53
-53.18
8
A
GLN
10
72.33
34.93
8
A
PRO
18
-63.58
95.32
8
A
CYS
42
-151.17
51.34
8
A
VAL
45
-133.29
-88.33
8
A
ASN
60
-105.71
59.46
model building
X-PLOR
refinement
X-PLOR
phasing
X-PLOR
TOXIN ALPHA (NMR, 8 STRUCTURES)
THREE-DIMENSIONAL SOLUTION STRUCTURE OF A CURAREMIMETIC TOXIN FROM NAJA NIGRICOLLIS VENOM: A PROTON NMR AND MOLECULAR MODELING STUDY
1
Y
N
disulf
2.025
A
CYS
3
A
SG
CYS
3
1_555
A
CYS
23
A
SG
CYS
23
1_555
disulf
2.032
A
CYS
17
A
SG
CYS
17
1_555
A
CYS
40
A
SG
CYS
40
1_555
disulf
2.027
A
CYS
42
A
SG
CYS
42
1_555
A
CYS
53
A
SG
CYS
53
1_555
disulf
2.026
A
CYS
54
A
SG
CYS
54
1_555
A
CYS
59
A
SG
CYS
59
1_555
TOXIN
TOXIN
NXS1_NAJPA
UNP
1
1
P01426
LECHNQQSSQPPTTKTCPGETNCYKKVWRDHRGTIIERGCGCPTVKPGIKLNCCTTDKCNN
1
61
1NEA
1
61
P01426
A
1
1
61
2
3
anti-parallel
anti-parallel
anti-parallel
A
GLU
2
A
GLU
2
A
HIS
4
A
HIS
4
A
THR
14
A
THR
14
A
THR
16
A
THR
16
A
THR
34
A
THR
34
A
CYS
40
A
CYS
40
A
CYS
23
A
CYS
23
A
ARG
29
A
ARG
29
A
ILE
49
A
ILE
49
A
CYS
54
A
CYS
54
1
P 1