1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
Kalman, K.
Pennington, M.W.
Lanigan, M.D.
Nguyen, A.
Rauer, H.
Mahnir, V.
Gutman, G.A.
Paschetto, K.
Kem, W.R.
Grissmer, S.
Christian, E.P.
Cahalan, M.D.
Norton, R.S.
Chandy, K.G.
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
C3 H9 N2 O2 1
105.116
n
3-AMINO-ALANINE
L-peptide linking
C5 H10 N2 O3
146.144
y
GLUTAMINE
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 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
C9 H11 N O3
181.189
y
TYROSINE
L-peptide linking
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
273
32697
32707
10.1074/jbc.273.49.32697
9830012
ShK-Dap22, a potent Kv1.3-specific immunosuppressive polypeptide.
1998
10.2210/pdb1bei/pdb
pdb_00001bei
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
4027.813
POTASSIUM CHANNEL TOXIN SHK
K22DNP, DIAMINOPROPANOATE (DNP) SUBSTITUTION AT POSITION 22
1
man
polymer
SHK-DNP22
no
yes
RSCIDTIPKSRCTAFQCKHSM(DNP)YRLSFCRKTCGTC
RSCIDTIPKSRCTAFQCKHSMAYRLSFCRKTCGTC
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
Stichodactyla
sample
6123
Stichodactyla helianthus
database_2
pdbx_database_status
pdbx_struct_assembly
pdbx_struct_oper_list
struct_conn
struct_ref_seq_dif
repository
Initial release
Version format compliance
Version format compliance
Database references
Derived calculations
Other
Database references
1
0
1998-12-02
1
1
2008-03-21
1
2
2011-07-13
1
3
2022-02-16
1
4
2022-12-21
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_pdbx_database_status.process_site
_struct_conn.pdbx_leaving_atom_flag
_struct_ref_seq_dif.details
Y
BNL
1998-05-14
REL
REL
THE STRUCTURE WAS DETERMINED USING 2D NMR SPECTROSCOPY ON SYNTHETIC SHK-DNP22
LOWEST STEREOCHEMICAL ENERGY
50
20
NOESY
TOCSY
DQF-COSY
E-COSY
4.9
293
K
STRUCTURES REFINED USING SIMULATED ANNEALING FOLLOWED BY CHARMM MINIMISATION
distance geometry
1
10% D2O OR 100% D2O
BRUNGER
refinement
X-PLOR
3.1
structure solution
DYANA
600
Bruker
DRX600
ARG
1
n
1
ARG
1
A
SER
2
n
2
SER
2
A
CYS
3
n
3
CYS
3
A
ILE
4
n
4
ILE
4
A
ASP
5
n
5
ASP
5
A
THR
6
n
6
THR
6
A
ILE
7
n
7
ILE
7
A
PRO
8
n
8
PRO
8
A
LYS
9
n
9
LYS
9
A
SER
10
n
10
SER
10
A
ARG
11
n
11
ARG
11
A
CYS
12
n
12
CYS
12
A
THR
13
n
13
THR
13
A
ALA
14
n
14
ALA
14
A
PHE
15
n
15
PHE
15
A
GLN
16
n
16
GLN
16
A
CYS
17
n
17
CYS
17
A
LYS
18
n
18
LYS
18
A
HIS
19
n
19
HIS
19
A
SER
20
n
20
SER
20
A
MET
21
n
21
MET
21
A
SET
22
n
22
DNP
22
A
TYR
23
n
23
TYR
23
A
ARG
24
n
24
ARG
24
A
LEU
25
n
25
LEU
25
A
SER
26
n
26
SER
26
A
PHE
27
n
27
PHE
27
A
CYS
28
n
28
CYS
28
A
ARG
29
n
29
ARG
29
A
LYS
30
n
30
LYS
30
A
THR
31
n
31
THR
31
A
CYS
32
n
32
CYS
32
A
GLY
33
n
33
GLY
33
A
THR
34
n
34
THR
34
A
CYS
35
n
35
CYS
35
A
author_defined_assembly
1
monomeric
A
DNP
22
3-AMINO-ALANINE
A
DNP
22
ALA
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
4
A
A
ILE
PRO
7
8
145.54
5
A
A
ILE
PRO
7
8
147.43
7
A
A
ILE
PRO
7
8
147.66
13
A
A
ILE
PRO
7
8
148.33
19
A
A
ILE
PRO
7
8
144.43
1
A
ARG
1
0.183
SIDE CHAIN
1
A
ARG
11
0.302
SIDE CHAIN
1
A
ARG
24
0.297
SIDE CHAIN
1
A
ARG
29
0.301
SIDE CHAIN
2
A
ARG
1
0.317
SIDE CHAIN
2
A
ARG
11
0.308
SIDE CHAIN
2
A
ARG
24
0.285
SIDE CHAIN
2
A
ARG
29
0.324
SIDE CHAIN
3
A
ARG
1
0.244
SIDE CHAIN
3
A
ARG
11
0.321
SIDE CHAIN
3
A
ARG
24
0.302
SIDE CHAIN
3
A
ARG
29
0.324
SIDE CHAIN
4
A
ARG
1
0.308
SIDE CHAIN
4
A
ARG
11
0.301
SIDE CHAIN
4
A
ARG
24
0.332
SIDE CHAIN
4
A
ARG
29
0.209
SIDE CHAIN
5
A
ARG
1
0.298
SIDE CHAIN
5
A
ARG
11
0.303
SIDE CHAIN
5
A
ARG
24
0.187
SIDE CHAIN
5
A
ARG
29
0.302
SIDE CHAIN
6
A
ARG
1
0.313
SIDE CHAIN
6
A
ARG
11
0.280
SIDE CHAIN
6
A
ARG
24
0.265
SIDE CHAIN
6
A
ARG
29
0.308
SIDE CHAIN
7
A
ARG
1
0.304
SIDE CHAIN
7
A
ARG
11
0.313
SIDE CHAIN
7
A
ARG
24
0.304
SIDE CHAIN
7
A
ARG
29
0.227
SIDE CHAIN
8
A
ARG
1
0.312
SIDE CHAIN
8
A
ARG
11
0.305
SIDE CHAIN
8
A
ARG
24
0.326
SIDE CHAIN
8
A
ARG
29
0.301
SIDE CHAIN
9
A
ARG
1
0.311
SIDE CHAIN
9
A
ARG
11
0.289
SIDE CHAIN
9
A
ARG
24
0.300
SIDE CHAIN
9
A
ARG
29
0.282
SIDE CHAIN
10
A
ARG
1
0.311
SIDE CHAIN
10
A
ARG
11
0.286
SIDE CHAIN
10
A
ARG
24
0.312
SIDE CHAIN
10
A
ARG
29
0.302
SIDE CHAIN
11
A
ARG
1
0.292
SIDE CHAIN
11
A
ARG
11
0.310
SIDE CHAIN
11
A
ARG
24
0.303
SIDE CHAIN
11
A
ARG
29
0.213
SIDE CHAIN
12
A
ARG
1
0.297
SIDE CHAIN
12
A
ARG
11
0.310
SIDE CHAIN
12
A
ARG
24
0.231
SIDE CHAIN
12
A
ARG
29
0.290
SIDE CHAIN
13
A
ARG
1
0.315
SIDE CHAIN
13
A
ARG
11
0.292
SIDE CHAIN
13
A
ARG
24
0.293
SIDE CHAIN
13
A
ARG
29
0.268
SIDE CHAIN
14
A
ARG
1
0.309
SIDE CHAIN
14
A
ARG
11
0.300
SIDE CHAIN
14
A
ARG
24
0.314
SIDE CHAIN
14
A
ARG
29
0.217
SIDE CHAIN
15
A
ARG
1
0.308
SIDE CHAIN
15
A
ARG
11
0.289
SIDE CHAIN
15
A
ARG
24
0.301
SIDE CHAIN
15
A
ARG
29
0.302
SIDE CHAIN
16
A
ARG
1
0.319
SIDE CHAIN
16
A
ARG
11
0.306
SIDE CHAIN
16
A
ARG
24
0.206
SIDE CHAIN
16
A
ARG
29
0.179
SIDE CHAIN
17
A
ARG
1
0.296
SIDE CHAIN
17
A
ARG
11
0.310
SIDE CHAIN
17
A
ARG
24
0.302
SIDE CHAIN
17
A
ARG
29
0.271
SIDE CHAIN
18
A
ARG
1
0.295
SIDE CHAIN
18
A
ARG
11
0.299
SIDE CHAIN
18
A
ARG
24
0.282
SIDE CHAIN
18
A
ARG
29
0.279
SIDE CHAIN
19
A
ARG
1
0.294
SIDE CHAIN
19
A
ARG
11
0.317
SIDE CHAIN
19
A
ARG
24
0.297
SIDE CHAIN
19
A
ARG
29
0.256
SIDE CHAIN
20
A
ARG
1
0.317
SIDE CHAIN
20
A
ARG
11
0.301
SIDE CHAIN
20
A
ARG
24
0.296
SIDE CHAIN
20
A
ARG
29
0.303
SIDE CHAIN
1
-3.61
0.50
120.30
116.69
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
1
1
1
N
1
-3.10
0.50
120.30
117.20
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
24
24
24
N
1
-3.95
0.50
120.30
116.35
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
29
29
29
N
1
7.18
1.10
114.20
121.38
A
A
A
CA
CB
SG
CYS
CYS
CYS
35
35
35
N
2
6.64
1.10
114.20
120.84
A
A
A
CA
CB
SG
CYS
CYS
CYS
17
17
17
N
2
-3.77
0.50
120.30
116.53
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
24
24
24
N
2
-4.13
0.50
120.30
116.17
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
29
29
29
N
3
-3.10
0.50
120.30
117.20
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
24
24
24
N
3
-4.66
0.50
120.30
115.64
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
29
29
29
N
4
-3.02
0.50
120.30
117.28
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
11
11
11
N
4
-8.54
1.40
123.60
115.06
A
A
A
CD
NE
CZ
ARG
ARG
ARG
24
24
24
N
4
6.90
1.10
119.40
126.30
A
A
A
NH1
CZ
NH2
ARG
ARG
ARG
24
24
24
N
4
-4.53
0.50
120.30
115.77
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
24
24
24
N
5
-4.27
0.50
120.30
116.03
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
1
1
1
N
5
6.63
1.10
114.20
120.83
A
A
A
CA
CB
SG
CYS
CYS
CYS
3
3
3
N
5
-3.04
0.50
120.30
117.26
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
11
11
11
N
5
-4.23
0.50
120.30
116.07
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
29
29
29
N
6
-3.17
0.50
120.30
117.13
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
1
1
1
N
6
-4.40
0.50
120.30
115.90
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
24
24
24
N
6
4.22
0.70
120.80
125.02
A
A
A
CB
CG
CD1
PHE
PHE
PHE
27
27
27
N
6
-5.92
0.50
120.30
114.38
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
29
29
29
N
7
6.63
1.10
119.40
126.03
A
A
A
NH1
CZ
NH2
ARG
ARG
ARG
24
24
24
N
7
-3.88
0.50
120.30
116.42
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
24
24
24
N
7
-3.42
0.50
120.30
116.88
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
29
29
29
N
7
6.99
1.10
114.20
121.19
A
A
A
CA
CB
SG
CYS
CYS
CYS
35
35
35
N
8
-3.17
0.50
120.30
117.13
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
11
11
11
N
8
7.29
1.10
119.40
126.69
A
A
A
NH1
CZ
NH2
ARG
ARG
ARG
24
24
24
N
8
-5.27
0.50
120.30
115.03
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
24
24
24
N
8
-4.22
0.50
120.30
116.08
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
29
29
29
N
9
-3.09
0.50
120.30
117.21
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
11
11
11
N
9
-4.98
0.50
120.30
115.32
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
24
24
24
N
9
7.12
1.10
119.40
126.52
A
A
A
NH1
CZ
NH2
ARG
ARG
ARG
29
29
29
N
9
-4.71
0.50
120.30
115.59
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
29
29
29
N
10
-4.29
0.50
120.30
116.01
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
11
11
11
N
10
-5.19
0.50
120.30
115.11
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
24
24
24
N
10
-4.24
0.50
120.30
116.06
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
29
29
29
N
11
-3.49
0.50
120.30
116.81
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
1
1
1
N
11
7.22
1.10
114.20
121.42
A
A
A
CA
CB
SG
CYS
CYS
CYS
17
17
17
N
11
-4.36
0.50
120.30
115.94
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
24
24
24
N
11
-3.78
0.50
120.30
116.52
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
29
29
29
N
11
7.06
1.10
114.20
121.26
A
A
A
CA
CB
SG
CYS
CYS
CYS
35
35
35
N
12
9.30
1.10
114.20
123.50
A
A
A
CA
CB
SG
CYS
CYS
CYS
3
3
3
N
12
-3.62
0.50
120.30
116.68
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
11
11
11
N
12
6.76
1.10
114.20
120.96
A
A
A
CA
CB
SG
CYS
CYS
CYS
17
17
17
N
12
-4.58
0.50
120.30
115.72
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
24
24
24
N
12
-4.35
0.50
120.30
115.95
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
29
29
29
N
13
6.86
1.10
119.40
126.26
A
A
A
NH1
CZ
NH2
ARG
ARG
ARG
24
24
24
N
13
-3.99
0.50
120.30
116.31
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
24
24
24
N
14
-3.71
0.50
120.30
116.59
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
29
29
29
N
15
-3.68
0.50
120.30
116.62
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
11
11
11
N
15
-4.36
0.50
120.30
115.94
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
24
24
24
N
15
-3.80
0.50
120.30
116.50
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
29
29
29
N
16
-3.08
0.50
120.30
117.22
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
1
1
1
N
16
-3.64
0.50
120.30
116.66
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
11
11
11
N
16
7.23
1.10
114.20
121.43
A
A
A
CA
CB
SG
CYS
CYS
CYS
17
17
17
N
16
-3.42
0.50
120.30
116.88
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
24
24
24
N
16
-4.29
0.50
120.30
116.01
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
29
29
29
N
17
-4.91
0.50
120.30
115.39
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
24
24
24
N
17
-3.19
0.50
120.30
117.11
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
29
29
29
N
18
-3.08
0.50
120.30
117.22
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
11
11
11
N
18
-4.22
0.50
120.30
116.08
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
24
24
24
N
18
10.73
1.10
114.20
124.93
A
A
A
CA
CB
SG
CYS
CYS
CYS
35
35
35
N
19
-3.77
0.50
120.30
116.53
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
1
1
1
N
19
-3.48
0.50
120.30
116.82
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
11
11
11
N
19
-4.33
0.50
120.30
115.97
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
24
24
24
N
20
7.14
1.10
119.40
126.54
A
A
A
NH1
CZ
NH2
ARG
ARG
ARG
24
24
24
N
20
-5.44
0.50
120.30
114.86
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
24
24
24
N
20
-3.16
0.50
120.30
117.14
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
29
29
29
N
1
A
A
NE2
CD2
HIS
HIS
19
19
-0.066
0.011
1.373
1.307
N
2
A
A
NE2
CD2
HIS
HIS
19
19
-0.067
0.011
1.373
1.306
N
3
A
A
NE2
CD2
HIS
HIS
19
19
-0.066
0.011
1.373
1.307
N
4
A
A
NE2
CD2
HIS
HIS
19
19
-0.066
0.011
1.373
1.307
N
5
A
A
NE2
CD2
HIS
HIS
19
19
-0.067
0.011
1.373
1.306
N
6
A
A
NE2
CD2
HIS
HIS
19
19
-0.067
0.011
1.373
1.306
N
7
A
A
NE2
CD2
HIS
HIS
19
19
-0.068
0.011
1.373
1.305
N
8
A
A
NE2
CD2
HIS
HIS
19
19
-0.067
0.011
1.373
1.306
N
9
A
A
NE2
CD2
HIS
HIS
19
19
-0.066
0.011
1.373
1.307
N
10
A
A
NE2
CD2
HIS
HIS
19
19
-0.068
0.011
1.373
1.305
N
11
A
A
NE2
CD2
HIS
HIS
19
19
-0.067
0.011
1.373
1.306
N
13
A
A
NE2
CD2
HIS
HIS
19
19
-0.067
0.011
1.373
1.306
N
15
A
A
NE2
CD2
HIS
HIS
19
19
-0.067
0.011
1.373
1.306
N
18
A
A
NE2
CD2
HIS
HIS
19
19
-0.066
0.011
1.373
1.307
N
20
A
A
NE2
CD2
HIS
HIS
19
19
-0.069
0.011
1.373
1.304
N
1
A
THR
6
-146.39
28.39
1
A
CYS
12
-96.44
46.11
1
A
HIS
19
-137.07
-44.90
1
A
SER
20
-112.85
75.11
1
A
ARG
24
-57.32
-0.63
1
A
LEU
25
-77.46
-86.20
1
A
CYS
28
-109.83
43.99
1
A
ARG
29
-29.48
-60.97
1
A
THR
31
-30.48
-38.43
2
A
THR
6
-144.19
24.48
2
A
CYS
12
-93.65
54.11
2
A
HIS
19
-144.95
-48.10
2
A
LEU
25
-73.02
-83.66
2
A
CYS
28
-104.66
46.32
2
A
ARG
29
-29.82
-62.90
2
A
THR
31
-34.47
-34.63
3
A
CYS
3
179.72
146.68
3
A
THR
6
-143.93
19.35
3
A
CYS
12
-82.87
46.97
3
A
HIS
19
-140.39
-26.73
3
A
TYR
23
-91.02
-62.78
3
A
ARG
24
-53.51
-0.52
3
A
LEU
25
-94.85
-76.23
3
A
CYS
28
-109.26
42.21
4
A
THR
6
-153.22
30.12
4
A
CYS
12
-95.14
38.08
4
A
DNP
22
-58.46
-3.81
4
A
TYR
23
-120.68
-67.08
5
A
THR
6
-149.87
27.09
5
A
CYS
12
-99.24
42.63
5
A
ARG
24
-72.14
27.73
5
A
LEU
25
-113.61
-84.06
5
A
CYS
28
-106.93
47.38
5
A
ARG
29
-29.80
-62.20
6
A
THR
6
-154.16
31.09
6
A
CYS
12
-93.87
48.00
6
A
SER
20
-104.25
71.22
6
A
MET
21
-65.77
70.54
6
A
DNP
22
-162.00
-57.33
6
A
ARG
24
-75.01
28.67
6
A
LEU
25
-121.97
-85.13
6
A
ARG
29
-29.52
-55.76
7
A
THR
6
-144.42
35.67
7
A
PRO
8
-55.65
108.04
7
A
CYS
12
-97.30
39.54
7
A
ALA
14
-36.33
-37.59
7
A
MET
21
-69.48
81.75
7
A
DNP
22
-158.33
-61.10
7
A
ARG
24
-66.53
17.16
7
A
SER
26
-148.49
19.61
7
A
CYS
28
-107.72
40.82
7
A
ARG
29
-29.14
-59.65
7
A
THR
34
-110.55
-72.00
8
A
CYS
3
-175.83
147.88
8
A
THR
6
-154.25
24.88
8
A
PRO
8
-46.04
106.75
8
A
CYS
12
-85.88
47.07
8
A
SER
20
-152.51
69.63
8
A
TYR
23
-105.27
-65.45
9
A
THR
6
-145.93
31.75
9
A
CYS
12
-93.83
50.75
9
A
DNP
22
-58.16
-3.84
9
A
TYR
23
-126.10
-60.64
9
A
LEU
25
-60.34
-74.75
9
A
SER
26
-140.46
22.81
10
A
THR
6
-156.83
31.33
10
A
CYS
12
-87.35
39.16
10
A
DNP
22
-58.43
-1.65
10
A
TYR
23
-128.49
-62.62
10
A
THR
31
-37.74
-29.03
11
A
THR
6
-147.97
32.43
11
A
GLN
16
-132.32
-45.71
11
A
SER
20
-158.86
73.49
11
A
MET
21
-58.96
-9.47
11
A
DNP
22
-58.21
-8.74
11
A
TYR
23
-122.77
-58.25
11
A
ARG
24
-62.02
10.18
11
A
LEU
25
-100.95
-76.03
11
A
ARG
29
-28.74
-56.30
11
A
THR
31
-34.61
-37.50
12
A
THR
6
-148.52
29.78
12
A
HIS
19
-140.11
-46.76
12
A
ARG
24
-73.03
26.19
12
A
LEU
25
-112.11
-73.40
12
A
SER
26
-143.04
17.49
12
A
CYS
28
-110.08
51.49
12
A
ARG
29
-29.77
-63.58
12
A
THR
31
-34.74
-38.66
13
A
CYS
12
-99.70
36.90
13
A
MET
21
-67.97
76.95
13
A
DNP
22
-158.49
-56.23
13
A
ARG
24
-64.66
10.88
13
A
LEU
25
-105.66
-71.86
13
A
CYS
28
-108.30
49.40
13
A
ARG
29
-29.87
-62.85
13
A
THR
31
-27.69
-40.68
14
A
THR
6
-151.23
29.83
14
A
CYS
12
-99.76
42.54
14
A
LEU
25
-58.30
-73.65
14
A
ARG
29
-28.87
-62.61
14
A
THR
31
-32.52
-32.43
15
A
THR
6
-152.81
31.41
15
A
CYS
12
-89.31
41.03
15
A
CYS
17
-39.30
-24.87
15
A
SER
20
-153.03
73.58
15
A
DNP
22
-58.88
-4.20
15
A
TYR
23
-125.54
-59.17
15
A
LEU
25
-59.02
-70.96
15
A
ARG
29
-29.69
-63.71
15
A
THR
31
-32.43
-36.55
16
A
THR
6
-147.50
26.81
16
A
CYS
12
-101.85
40.86
16
A
HIS
19
-142.58
-40.64
16
A
MET
21
-68.54
74.18
16
A
DNP
22
-165.00
-56.52
16
A
ARG
24
-68.96
13.48
16
A
LEU
25
-107.17
-77.88
16
A
ARG
29
-29.63
-51.92
16
A
THR
31
-33.69
-35.92
17
A
SER
2
179.54
149.89
17
A
THR
6
-153.99
30.29
17
A
CYS
12
-82.24
49.81
17
A
GLN
16
-120.26
-50.40
17
A
DNP
22
-58.94
0.91
17
A
TYR
23
-128.40
-65.40
17
A
LEU
25
-59.81
-71.62
17
A
SER
26
-147.38
23.51
17
A
CYS
28
-109.90
50.98
17
A
THR
31
-39.14
-37.53
18
A
THR
6
-146.89
26.54
18
A
CYS
12
-100.60
44.50
18
A
HIS
19
-136.34
-38.58
18
A
ARG
24
-58.77
-3.17
18
A
LEU
25
-82.51
-75.56
18
A
CYS
28
-106.92
52.17
18
A
ARG
29
-29.38
-66.43
18
A
THR
34
-92.05
-65.41
19
A
THR
6
-151.15
30.04
19
A
DNP
22
-59.56
6.63
19
A
TYR
23
-130.99
-71.74
19
A
THR
31
-38.59
-36.52
20
A
THR
6
-153.92
29.23
20
A
CYS
12
-95.30
49.41
20
A
HIS
19
-131.40
-42.10
20
A
ARG
24
-65.35
19.61
20
A
LEU
25
-113.32
-84.80
model building
X-PLOR
3.1
refinement
X-PLOR
3.1
phasing
X-PLOR
3.1
Shk-dnp22: A Potent Kv1.3-specific immunosuppressive polypeptide, NMR, 20 structures
1
Y
N
A
ALA
14
A
ALA
14
HELX_P
A
HIS
19
A
HIS
19
1
1
6
A
MET
21
A
MET
21
HELX_P
A
ARG
24
A
ARG
24
5
2
4
A
ARG
29
A
ARG
29
HELX_P
A
CYS
32
A
CYS
32
1
3
4
disulf
2.024
A
CYS
3
A
SG
CYS
3
1_555
A
CYS
35
A
SG
CYS
35
1_555
disulf
2.020
A
CYS
12
A
SG
CYS
12
1_555
A
CYS
28
A
SG
CYS
28
1_555
disulf
2.027
A
CYS
17
A
SG
CYS
17
1_555
A
CYS
32
A
SG
CYS
32
1_555
covale
1.307
both
A
MET
21
A
C
MET
21
1_555
A
DNP
22
A
N
DNP
22
1_555
covale
1.306
both
A
DNP
22
A
C
DNP
22
1_555
A
TYR
23
A
N
TYR
23
1_555
POTASSIUM CHANNEL INHIBITOR
POTASSIUM CHANNEL INHIBITOR, SEA ANEMONE, IMMUNOSUPPRESSANT NEUROTOXIN
TXSHK_STOHE
UNP
1
1
P29187
RSCIDTIPKSRCTAFQCKHSMKYRLSFCRKTCGTC
1
35
1BEI
1
35
P29187
A
1
1
35
1
LYS
engineered mutation
DNP
22
1BEI
A
P29187
UNP
22
22
1
P 1