7.85
0.504
-0.494
0.924
A
N
GLY
1
ATOM
A
N
GLY
1
1
1.00
1
N
6.79
1.272
0.589
0.277
A
CA
GLY
1
ATOM
A
CA
GLY
1
1
1.00
1
C
5.59
1.700
1.614
1.301
A
C
GLY
1
ATOM
A
C
GLY
1
1
1.00
1
C
6.04
1.434
1.460
2.496
A
O
GLY
1
ATOM
A
O
GLY
1
1
1.00
1
O
5.95
2.265
2.708
0.818
A
N
CYS
2
ATOM
A
N
CYS
1
2
1.00
1
N
5.17
2.764
3.784
1.669
A
CA
CYS
2
ATOM
A
CA
CYS
1
2
1.00
1
C
4.74
1.812
4.298
2.743
A
C
CYS
2
ATOM
A
C
CYS
1
2
1.00
1
C
4.51
2.196
4.467
3.911
A
O
CYS
2
ATOM
A
O
CYS
1
2
1.00
1
O
5.99
3.162
4.969
0.792
A
CB
CYS
2
ATOM
A
CB
CYS
1
2
1.00
1
C
5.51
3.952
6.326
1.711
A
SG
CYS
2
ATOM
A
SG
CYS
1
2
1.00
1
S
4.88
0.563
4.533
2.362
A
N
CYS
3
ATOM
A
N
CYS
1
3
1.00
1
N
5.24
-0.383
5.110
3.297
A
CA
CYS
3
ATOM
A
CA
CYS
1
3
1.00
1
C
6.13
-0.843
4.230
4.451
A
C
CYS
3
ATOM
A
C
CYS
1
3
1.00
1
C
7.85
-1.433
4.734
5.405
A
O
CYS
3
ATOM
A
O
CYS
1
3
1.00
1
O
4.92
-1.536
5.768
2.538
A
CB
CYS
3
ATOM
A
CB
CYS
1
3
1.00
1
C
6.13
-0.921
6.878
1.220
A
SG
CYS
3
ATOM
A
SG
CYS
1
3
1.00
1
S
5.39
-0.537
2.935
4.395
A
N
SER
4
ATOM
A
N
SER
1
4
1.00
1
N
7.14
-0.885
2.022
5.483
A
CA
SER
4
ATOM
A
CA
SER
1
4
1.00
1
C
6.23
0.362
1.661
6.308
A
C
SER
4
ATOM
A
C
SER
1
4
1.00
1
C
7.65
0.297
0.843
7.226
A
O
SER
4
ATOM
A
O
SER
1
4
1.00
1
O
8.23
-1.565
0.752
4.947
A
CB
SER
4
ATOM
A
CB
SER
1
4
1.00
1
C
5.46
-2.625
1.057
4.064
A
OG
SER
4
ATOM
A
A
OG
SER
1
4
0.50
1
O
11.74
-0.885
0.189
3.843
A
OG
SER
4
ATOM
B
A
OG
SER
1
4
0.50
1
O
6.26
1.492
2.279
5.971
A
N
LEU
5
ATOM
A
N
LEU
1
5
1.00
1
N
6.46
2.768
2.053
6.653
A
CA
LEU
5
ATOM
A
CA
LEU
1
5
1.00
1
C
6.72
3.128
3.388
7.313
A
C
LEU
5
ATOM
A
C
LEU
1
5
1.00
1
C
5.39
3.613
4.307
6.646
A
O
LEU
5
ATOM
A
O
LEU
1
5
1.00
1
O
7.73
3.829
1.651
5.617
A
CB
LEU
5
ATOM
A
CB
LEU
1
5
1.00
1
C
11.40
5.253
1.316
6.078
A
CG
LEU
5
ATOM
A
CG
LEU
1
5
1.00
1
C
13.82
5.230
0.108
7.021
A
CD1
LEU
5
ATOM
A
CD1
LEU
1
5
1.00
1
C
9.71
6.136
1.026
4.860
A
CD2
LEU
5
ATOM
A
CD2
LEU
1
5
1.00
1
C
6.78
2.943
3.500
8.641
A
N
PRO
6
ATOM
A
N
PRO
1
6
1.00
1
N
6.85
3.242
4.744
9.365
A
CA
PRO
6
ATOM
A
CA
PRO
1
6
1.00
1
C
6.38
4.499
5.536
8.960
A
C
PRO
6
ATOM
A
C
PRO
1
6
1.00
1
C
6.65
4.398
6.723
8.658
A
O
PRO
6
ATOM
A
O
PRO
1
6
1.00
1
O
8.54
3.255
4.299
10.830
A
CB
PRO
6
ATOM
A
CB
PRO
1
6
1.00
1
C
8.56
2.200
3.227
10.845
A
CG
PRO
6
ATOM
A
CG
PRO
1
6
1.00
1
C
7.86
2.516
2.439
9.579
A
CD
PRO
6
ATOM
A
CD
PRO
1
6
1.00
1
C
7.30
5.682
4.892
8.915
A
N
PRO
7
ATOM
A
N
PRO
1
7
1.00
1
N
8.29
6.901
5.622
8.533
A
CA
PRO
7
ATOM
A
CA
PRO
1
7
1.00
1
C
7.53
6.800
6.254
7.142
A
C
PRO
7
ATOM
A
C
PRO
1
7
1.00
1
C
8.75
7.294
7.360
6.923
A
O
PRO
7
ATOM
A
O
PRO
1
7
1.00
1
O
9.91
7.972
4.530
8.549
A
CB
PRO
7
ATOM
A
CB
PRO
1
7
1.00
1
C
11.94
7.461
3.552
9.538
A
CG
PRO
7
ATOM
A
CG
PRO
1
7
1.00
1
C
8.51
5.999
3.485
9.219
A
CD
PRO
7
ATOM
A
CD
PRO
1
7
1.00
1
C
6.06
6.161
5.555
6.207
A
N
CYS
8
ATOM
A
N
CYS
1
8
1.00
1
N
5.71
6.024
6.086
4.852
A
CA
CYS
8
ATOM
A
CA
CYS
1
8
1.00
1
C
6.25
5.001
7.220
4.792
A
C
CYS
8
ATOM
A
C
CYS
1
8
1.00
1
C
6.08
5.256
8.262
4.185
A
O
CYS
8
ATOM
A
O
CYS
1
8
1.00
1
O
4.84
5.663
4.985
3.854
A
CB
CYS
8
ATOM
A
CB
CYS
1
8
1.00
1
C
5.86
5.780
5.548
2.119
A
SG
CYS
8
ATOM
A
SG
CYS
1
8
1.00
1
S
5.45
3.856
7.034
5.446
A
N
ALA
9
ATOM
A
N
ALA
1
9
1.00
1
N
6.41
2.816
8.057
5.460
A
CA
ALA
9
ATOM
A
CA
ALA
1
9
1.00
1
C
6.69
3.348
9.358
6.057
A
C
ALA
9
ATOM
A
C
ALA
1
9
1.00
1
C
7.39
3.028
10.447
5.584
A
O
ALA
9
ATOM
A
O
ALA
1
9
1.00
1
O
6.78
1.608
7.573
6.249
A
CB
ALA
9
ATOM
A
CB
ALA
1
9
1.00
1
C
6.28
4.177
9.232
7.089
A
N
LEU
10
ATOM
A
N
LEU
1
10
1.00
1
N
7.56
4.763
10.385
7.762
A
CA
LEU
10
ATOM
A
CA
LEU
1
10
1.00
1
C
6.72
5.635
11.215
6.815
A
C
LEU
10
ATOM
A
C
LEU
1
10
1.00
1
C
7.32
5.613
12.448
6.864
A
O
LEU
10
ATOM
A
O
LEU
1
10
1.00
1
O
8.71
5.602
9.914
8.952
A
CB
LEU
10
ATOM
A
CB
LEU
1
10
1.00
1
C
12.81
6.042
10.959
9.976
A
CG
LEU
10
ATOM
A
CG
LEU
1
10
1.00
1
C
12.39
4.828
11.461
10.739
A
CD1
LEU
10
ATOM
A
CD1
LEU
1
10
1.00
1
C
15.18
7.062
10.353
10.939
A
CD2
LEU
10
ATOM
A
CD2
LEU
1
10
1.00
1
C
5.98
6.387
10.533
5.951
A
N
SER
11
ATOM
A
N
SER
1
11
1.00
1
N
6.98
7.277
11.191
4.997
A
CA
SER
11
ATOM
A
CA
SER
1
11
1.00
1
C
6.49
6.614
11.584
3.674
A
C
SER
11
ATOM
A
C
SER
1
11
1.00
1
C
7.13
7.219
12.270
2.844
A
O
SER
11
ATOM
A
O
SER
1
11
1.00
1
O
9.58
8.496
10.306
4.726
A
CB
SER
11
ATOM
A
CB
SER
1
11
1.00
1
C
10.57
9.153
9.951
5.930
A
OG
SER
11
ATOM
A
A
OG
SER
1
11
0.50
1
O
14.70
8.108
8.971
4.458
A
OG
SER
11
ATOM
B
A
OG
SER
1
11
0.50
1
O
4.40
5.377
11.148
3.468
A
N
ASN
12
ATOM
A
N
ASN
1
12
1.00
1
N
5.14
4.642
11.470
2.241
A
CA
ASN
12
ATOM
A
CA
ASN
1
12
1.00
1
C
4.60
3.250
11.935
2.655
A
C
ASN
12
ATOM
A
C
ASN
1
12
1.00
1
C
4.90
2.246
11.446
2.139
A
O
ASN
12
ATOM
A
O
ASN
1
12
1.00
1
O
4.86
4.522
10.221
1.347
A
CB
ASN
12
ATOM
A
CB
ASN
1
12
1.00
1
C
5.73
5.866
9.724
0.847
A
CG
ASN
12
ATOM
A
CG
ASN
1
12
1.00
1
C
6.58
6.275
10.039
-0.272
A
OD1
ASN
12
ATOM
A
OD1
ASN
1
12
1.00
1
O
6.19
6.556
8.937
1.664
A
ND2
ASN
12
ATOM
A
ND2
ASN
1
12
1.00
1
N
5.42
3.176
12.979
3.500
A
N
PRO
13
ATOM
A
N
PRO
1
13
1.00
1
N
5.25
1.878
13.476
3.970
A
CA
PRO
13
ATOM
A
CA
PRO
1
13
1.00
1
C
5.40
0.887
14.010
2.941
A
C
PRO
13
ATOM
A
C
PRO
1
13
1.00
1
C
5.97
-0.300
13.728
3.032
A
O
PRO
13
ATOM
A
O
PRO
1
13
1.00
1
O
6.25
2.270
14.539
5.002
A
CB
PRO
13
ATOM
A
CB
PRO
1
13
1.00
1
C
7.10
3.555
15.083
4.452
A
CG
PRO
13
ATOM
A
CG
PRO
1
13
1.00
1
C
6.94
4.277
13.837
3.979
A
CD
PRO
13
ATOM
A
CD
PRO
1
13
1.00
1
C
6.61
1.360
14.803
1.984
A
N
ASP
14
ATOM
A
N
ASP
1
14
1.00
1
N
6.75
0.459
15.369
0.982
A
CA
ASP
14
ATOM
A
CA
ASP
1
14
1.00
1
C
8.16
-0.004
14.318
-0.017
A
C
ASP
14
ATOM
A
C
ASP
1
14
1.00
1
C
9.76
-1.106
14.388
-0.553
A
O
ASP
14
ATOM
A
O
ASP
1
14
1.00
1
O
11.62
1.134
16.552
0.288
A
CB
ASP
14
ATOM
A
CB
ASP
1
14
1.00
1
C
16.46
1.462
17.679
1.261
A
CG
ASP
14
ATOM
A
CG
ASP
1
14
1.00
1
C
16.79
0.527
18.216
1.894
A
OD1
ASP
14
ATOM
A
OD1
ASP
1
14
1.00
1
O
23.02
2.653
18.017
1.412
A
OD2
ASP
14
ATOM
A
OD2
ASP
1
14
1.00
1
O
6.51
0.861
13.350
-0.266
A
N
TYR
15
ATOM
A
N
TYR
1
15
1.00
1
N
6.05
0.588
12.248
-1.172
A
CA
TYR
15
ATOM
A
CA
TYR
1
15
1.00
1
C
6.38
-0.536
11.382
-0.591
A
C
TYR
15
ATOM
A
C
TYR
1
15
1.00
1
C
7.26
-1.482
11.037
-1.301
A
O
TYR
15
ATOM
A
O
TYR
1
15
1.00
1
O
8.86
1.893
11.457
-1.326
A
CB
TYR
15
ATOM
A
CB
TYR
1
15
1.00
1
C
8.00
1.859
10.154
-2.103
A
CG
TYR
15
ATOM
A
CG
TYR
1
15
1.00
1
C
9.32
1.983
10.140
-3.497
A
CD1
TYR
15
ATOM
A
CD1
TYR
1
15
1.00
1
C
10.46
1.810
8.928
-1.435
A
CD2
TYR
15
ATOM
A
CD2
TYR
1
15
1.00
1
C
10.27
2.063
8.924
-4.207
A
CE1
TYR
15
ATOM
A
CE1
TYR
1
15
1.00
1
C
9.92
1.889
7.717
-2.135
A
CE2
TYR
15
ATOM
A
CE2
TYR
1
15
1.00
1
C
11.82
2.017
7.725
-3.515
A
CZ
TYR
15
ATOM
A
CZ
TYR
1
15
1.00
1
C
14.60
2.083
6.523
-4.184
A
OH
TYR
15
ATOM
A
OH
TYR
1
15
1.00
1
O
5.42
-0.448
11.073
0.703
A
N
CYS
16
ATOM
A
N
CYS
1
16
1.00
1
N
6.46
-1.464
10.253
1.359
A
CA
CYS
16
ATOM
A
CA
CYS
1
16
1.00
1
C
6.39
-2.718
11.036
1.746
A
C
CYS
16
ATOM
A
C
CYS
1
16
1.00
1
C
7.99
-3.805
10.424
1.754
A
O
CYS
16
ATOM
A
O
CYS
1
16
1.00
1
O
6.56
-0.881
9.558
2.593
A
CB
CYS
16
ATOM
A
CB
CYS
1
16
1.00
1
C
6.50
0.273
8.212
2.183
A
SG
CYS
16
ATOM
A
SG
CYS
1
16
1.00
1
S
6.64
-2.607
12.317
2.071
A
N
NH2
17
HETATM
A
N
NH2
1
17
1.00
1
N
44.08
3.129
18.483
4.947
A
O
HOH
18
HETATM
B
O
HOH
2
1.00
1
O
33.96
-2.025
7.355
5.786
A
O
HOH
19
HETATM
B
O
HOH
2
1.00
1
O
42.45
2.081
4.618
-2.356
A
O
HOH
20
HETATM
B
O
HOH
2
1.00
1
O
24.79
1.668
-2.689
-1.024
A
O
HOH
21
HETATM
B
O
HOH
2
1.00
1
O
8.75
-1.882
0.741
1.493
A
O
HOH
22
HETATM
B
O
HOH
2
1.00
1
O
15.41
-4.297
1.455
6.343
A
O
HOH
23
HETATM
B
O
HOH
2
1.00
1
O
15.81
-3.349
3.917
7.372
A
O
HOH
24
HETATM
B
O
HOH
2
1.00
1
O
26.35
-0.467
4.563
8.347
A
O
HOH
25
HETATM
B
O
HOH
2
1.00
1
O
18.78
2.304
7.995
10.212
A
O
HOH
26
HETATM
B
O
HOH
2
1.00
1
O
29.82
-1.128
12.212
5.169
A
O
HOH
27
HETATM
B
O
HOH
2
1.00
1
O
25.43
0.875
11.418
6.833
A
O
HOH
28
HETATM
B
O
HOH
2
1.00
1
O
8.98
-4.987
13.827
3.034
A
O
HOH
29
HETATM
B
O
HOH
2
1.00
1
O
13.91
-3.148
13.320
-2.066
A
O
HOH
30
HETATM
B
O
HOH
2
1.00
1
O
36.19
-3.191
16.037
0.176
A
O
HOH
31
HETATM
B
O
HOH
2
1.00
1
O
30.78
-1.873
18.513
0.531
A
O
HOH
32
HETATM
B
O
HOH
2
1.00
1
O
29.94
2.078
-1.904
3.321
A
O
HOH
33
HETATM
B
O
HOH
2
1.00
1
O
29.97
9.490
8.689
8.115
A
O
HOH
34
HETATM
B
O
HOH
2
1.00
1
O
10.45
3.843
13.963
0.120
A
O
HOH
35
HETATM
B
O
HOH
2
1.00
1
O
28.36
-0.042
19.381
4.218
A
O
HOH
36
HETATM
B
O
HOH
2
1.00
1
O
33.69
11.864
10.003
5.575
A
O
HOH
37
HETATM
B
O
HOH
2
1.00
1
O
42.44
4.201
18.400
-1.866
A
O
HOH
38
HETATM
B
O
HOH
2
1.00
1
O
30.99
10.420
6.501
6.514
A
O
HOH
39
HETATM
B
O
HOH
2
1.00
1
O
35.54
-0.720
-2.793
5.206
A
O
HOH
40
HETATM
B
O
HOH
2
1.00
1
O
0.068493
0.000000
0.000000
0.000000
0.038314
0.000000
0.000000
0.000000
0.034247
0.00000
0.00000
0.00000
Hu, S.-H.
Martin, J.L.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
4
90.00
90.00
90.00
14.600
26.100
29.200
C3 H7 N O2
89.093
y
ALANINE
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
C2 H5 N O2
75.067
y
GLYCINE
peptide linking
H2 O
18.015
WATER
non-polymer
C6 H13 N O2
131.173
y
LEUCINE
L-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
C9 H11 N O3
181.189
y
TYROSINE
L-peptide linking
US
Biochemistry
BICHAW
0033
0006-2960
36
11323
11330
10.1021/bi9713052
9298951
Crystal structure at 1.1 A resolution of alpha-conotoxin PnIB: comparison with alpha-conotoxins PnIA and GI.
1997
DK
J.Appl.Crystallogr.
JACGAR
0228
0021-8898
27
613
Snb: Crystal Structure Determination Via Shake-and-Bake
1994
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
286
1
MIRROR-FOCUSSED
IMAGE PLATE
1996-03
RIGAKU RAXIS IIC
NI FILTER
M
x-ray
1
1.5418
1.0
1.5418
ROTATING ANODE
RIGAKU RUH2R
1640.904
ALPHA-CONOTOXIN PNIB
1
syn
polymer
18.015
water
23
nat
water
no
yes
GCCSLPPCALSNPDYC(NH2)
GCCSLPPCALSNPDYCX
A
polypeptide(L)
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
2
1.6
24.
7.0
1.0 M NA FORMATE, pH 7.0
repository
Initial release
Version format compliance
Version format compliance
Source and taxonomy
1
0
1998-05-20
1
1
2008-03-04
1
2
2011-07-13
1
3
2015-06-10
Y
BNL
1997-05-18
REL
REL
HOH
water
BIOLOGICALLY ACTIVE MOLECULE
37335
Conus pennaceus
sample
HOH
17
2
HOH
HOH
18
A
HOH
18
2
HOH
HOH
19
A
HOH
19
2
HOH
HOH
20
A
HOH
20
2
HOH
HOH
21
A
HOH
21
2
HOH
HOH
22
A
HOH
22
2
HOH
HOH
23
A
HOH
23
2
HOH
HOH
24
A
HOH
24
2
HOH
HOH
25
A
HOH
25
2
HOH
HOH
26
A
HOH
26
2
HOH
HOH
27
A
HOH
27
2
HOH
HOH
28
A
HOH
28
2
HOH
HOH
29
A
HOH
29
2
HOH
HOH
30
A
HOH
30
2
HOH
HOH
31
A
HOH
31
2
HOH
HOH
32
A
HOH
32
2
HOH
HOH
33
A
HOH
33
2
HOH
HOH
34
A
HOH
34
2
HOH
HOH
35
A
HOH
35
2
HOH
HOH
36
A
HOH
36
2
HOH
HOH
37
A
HOH
37
2
HOH
HOH
38
A
HOH
38
2
HOH
HOH
39
A
HOH
39
2
HOH
HOH
40
A
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
LEU
5
n
5
LEU
5
A
PRO
6
n
6
PRO
6
A
PRO
7
n
7
PRO
7
A
CYS
8
n
8
CYS
8
A
ALA
9
n
9
ALA
9
A
LEU
10
n
10
LEU
10
A
SER
11
n
11
SER
11
A
ASN
12
n
12
ASN
12
A
PRO
13
n
13
PRO
13
A
ASP
14
n
14
ASP
14
A
TYR
15
n
15
TYR
15
A
CYS
16
n
16
CYS
16
A
NH2
17
n
17
NH2
17
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
TOPH19.PEP
PARHCSDX.PRO
TOPHCSDX.PRO
7.5
0.157
0.15
0.147
0.147
1.1
6.0
351
3370
10.0
70.
RANDOM
1
RESTRAINED
THROUGHOUT
2.
DIRECT METHOD
0.15
0.15
6.0
1.1
6.0
23
134
0
0
111
0.006
1.7
22.0
1.5
1.7
1.5
1.4
2.0
1.7
2.0
1.4
2.5
0.185
0.239
1.15
18
167
8
3.
31.
6.0
1.1
50.0
1AKG
4483
1.0
0.08
1
15.9
8.8
91.5
1.1
1.2
3.6
0.311
1
74.
data reduction
DENZO
data scaling
SCALEPACK
model building
SHAKE-N-BAKE
model building
X-PLOR
3.1
refinement
X-PLOR
3.1
phasing
SHAKE-N-BAKE
phasing
X-PLOR
3.1
ALPHA-CONOTOXIN PNIB
ALPHA-CONOTOXIN PNIB FROM CONUS PENNACEUS
1
N
N
2
N
N
A
LEU
5
A
LEU
5
HELX_P
A
ASN
12
A
ASN
12
5
1
8
disulf
2.028
A
CYS
2
A
SG
CYS
2
1_555
A
CYS
8
A
SG
CYS
8
1_555
disulf
2.033
A
CYS
3
A
SG
CYS
3
1_555
A
CYS
16
A
SG
CYS
16
1_555
covale
1.326
A
NH2
17
A
N
NH2
17
1_555
A
CYS
16
A
C
CYS
16
1_555
ACETYLCHOLINE RECEPTOR ANTAGONIST
ACETYLCHOLINE RECEPTOR ANTAGONIST, ALPHA-CONOTOXIN
CXAB_CONPE
UNP
1
1
P50985
GCCSLPPCALSNPDYC
1
16
1AKG
1
16
P50985
A
1
1
16
BINDING SITE FOR RESIDUE NH2 A 17
Software
3
A
PRO
13
A
PRO
13
3
1_555
A
CYS
16
A
CYS
16
3
1_555
A
HOH
29
B
HOH
3
1_555
19
P 21 21 21