1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
Amodeo, P.
Raimondo, D.
Andreotti, G.
Motta, A.
Scaloni, A.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
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
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
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
C5 H11 N O2
117.146
y
VALINE
L-peptide linking
US
Proc.Natl.Acad.Sci.Usa
PNASA6
0040
0027-8424
102
6309
6314
10.1073/pnas.0409004102
15840728
A folding-dependent mechanism of antimicrobial peptide resistance to degradation unveiled by solution structure of distinctin.
2005
NE
Febs Lett.
FEBLAL
0165
0014-5793
494
85
89
10.1016/S0014-5793(01)02324-9
11297740
A novel heterodimeric antimicrobial peptide from the tree-frog Phyllomedusa distincta
2001
10.2210/pdb1xkm/pdb
pdb_00001xkm
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
1
SINGLE WAVELENGTH
M
1
1.0
2532.076
Distinctin chain A
2
syn
polymer
2960.563
Distinctin chain B
2
syn
polymer
no
no
ENREVPPGFTALIKTLRKCKII
ENREVPPGFTALIKTLRKCKII
A,C
polypeptide(L)
no
no
NLVSGLIEARKYLEQLHRKLKNCKV
NLVSGLIEARKYLEQLHRKLKNCKV
B,D
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
database_2
pdbx_nmr_software
pdbx_struct_assembly
pdbx_struct_oper_list
repository
Initial release
Version format compliance
Version format compliance
Data collection
Database references
Derived calculations
1
0
2005-04-05
1
1
2008-04-30
1
2
2011-07-13
1
3
2022-03-02
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_pdbx_nmr_software.name
HELIX
DETERMINATION METHOD: AUTHOR DETERMINED
RCSB
Y
PDBJ
2004-09-29
REL
REL
The peptide was prepared by solid-phase synthesis. This sequence occurs naturally in the tree-frog Phyllomedusa distincta
sample
The peptide was prepared by solid-phase synthesis. This sequence occurs naturally in the tree-frog Phyllomedusa distincta
sample
This structure was determined using standard 2D homonuclear techniques.
Structures within a prefixed threshold of amber energy, solvent accessible surface area and symmetry-based penalty functions (see jrnl)
150
24
2D NOESY
2D TOCSY
2D NOESY
2D TOCSY
2D NOESY
2D TOCSY
2D NOESY
2D TOCSY
2D NOESY
2D TOCSY
NULL
6.8
ambient
310
K
NULL
6.8
ambient
300
K
NULL
6.4
ambient
310
K
NULL
6.4
ambient
300
K
NULL
5.4
ambient
310
K
NULL
5.4
ambient
300
K
NULL
5.0
ambient
310
K
NULL
5.0
ambient
300
K
the structures are based on a total of 636 restraints, 548 are NOE-derived distance constraints, 88 distance restraints from hydrogen bonds.
simulated annealing with cartesian coordinate dynamics
20
structure within a prefixed threshold of amber energy, solvent accessible surface area and symmetry-based penalty functions
3.8mM Natural Abundance Distinctin; NaN3
90% H2O/10% D2O
0.05mM Natural Abundance Distinctin; NaN3
90% H2O/10% D2O
3.8mM Natural Abundance Distinctin; NaN3
100% D2O
0.05mM Natural Abundance Distinctin; NaN3
100% D2O
Kollman, Case
structure solution
Amber
5
Kollman, Case
refinement
Amber
5
Koradi
data analysis
MOLMOL
2K.2
Bruker
processing
XwinNMR
2.0
500
Bruker
DRX
GLU
1
n
1
GLU
1
A
ASN
2
n
2
ASN
2
A
ARG
3
n
3
ARG
3
A
GLU
4
n
4
GLU
4
A
VAL
5
n
5
VAL
5
A
PRO
6
n
6
PRO
6
A
PRO
7
n
7
PRO
7
A
GLY
8
n
8
GLY
8
A
PHE
9
n
9
PHE
9
A
THR
10
n
10
THR
10
A
ALA
11
n
11
ALA
11
A
LEU
12
n
12
LEU
12
A
ILE
13
n
13
ILE
13
A
LYS
14
n
14
LYS
14
A
THR
15
n
15
THR
15
A
LEU
16
n
16
LEU
16
A
ARG
17
n
17
ARG
17
A
LYS
18
n
18
LYS
18
A
CYS
19
n
19
CYS
19
A
LYS
20
n
20
LYS
20
A
ILE
21
n
21
ILE
21
A
ILE
22
n
22
ILE
22
A
ASN
1
n
1
ASN
1
B
LEU
2
n
2
LEU
2
B
VAL
3
n
3
VAL
3
B
SER
4
n
4
SER
4
B
GLY
5
n
5
GLY
5
B
LEU
6
n
6
LEU
6
B
ILE
7
n
7
ILE
7
B
GLU
8
n
8
GLU
8
B
ALA
9
n
9
ALA
9
B
ARG
10
n
10
ARG
10
B
LYS
11
n
11
LYS
11
B
TYR
12
n
12
TYR
12
B
LEU
13
n
13
LEU
13
B
GLU
14
n
14
GLU
14
B
GLN
15
n
15
GLN
15
B
LEU
16
n
16
LEU
16
B
HIS
17
n
17
HIS
17
B
ARG
18
n
18
ARG
18
B
LYS
19
n
19
LYS
19
B
LEU
20
n
20
LEU
20
B
LYS
21
n
21
LYS
21
B
ASN
22
n
22
ASN
22
B
CYS
23
n
23
CYS
23
B
LYS
24
n
24
LYS
24
B
VAL
25
n
25
VAL
25
B
GLU
1
n
1
GLU
1
C
ASN
2
n
2
ASN
2
C
ARG
3
n
3
ARG
3
C
GLU
4
n
4
GLU
4
C
VAL
5
n
5
VAL
5
C
PRO
6
n
6
PRO
6
C
PRO
7
n
7
PRO
7
C
GLY
8
n
8
GLY
8
C
PHE
9
n
9
PHE
9
C
THR
10
n
10
THR
10
C
ALA
11
n
11
ALA
11
C
LEU
12
n
12
LEU
12
C
ILE
13
n
13
ILE
13
C
LYS
14
n
14
LYS
14
C
THR
15
n
15
THR
15
C
LEU
16
n
16
LEU
16
C
ARG
17
n
17
ARG
17
C
LYS
18
n
18
LYS
18
C
CYS
19
n
19
CYS
19
C
LYS
20
n
20
LYS
20
C
ILE
21
n
21
ILE
21
C
ILE
22
n
22
ILE
22
C
ASN
1
n
1
ASN
1
D
LEU
2
n
2
LEU
2
D
VAL
3
n
3
VAL
3
D
SER
4
n
4
SER
4
D
GLY
5
n
5
GLY
5
D
LEU
6
n
6
LEU
6
D
ILE
7
n
7
ILE
7
D
GLU
8
n
8
GLU
8
D
ALA
9
n
9
ALA
9
D
ARG
10
n
10
ARG
10
D
LYS
11
n
11
LYS
11
D
TYR
12
n
12
TYR
12
D
LEU
13
n
13
LEU
13
D
GLU
14
n
14
GLU
14
D
GLN
15
n
15
GLN
15
D
LEU
16
n
16
LEU
16
D
HIS
17
n
17
HIS
17
D
ARG
18
n
18
ARG
18
D
LYS
19
n
19
LYS
19
D
LEU
20
n
20
LEU
20
D
LYS
21
n
21
LYS
21
D
ASN
22
n
22
ASN
22
D
CYS
23
n
23
CYS
23
D
LYS
24
n
24
LYS
24
D
VAL
25
n
25
VAL
25
D
author_defined_assembly
4
tetrameric
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
2
A
ARG
3
0.083
SIDE CHAIN
2
A
ARG
17
0.084
SIDE CHAIN
2
D
ARG
10
0.077
SIDE CHAIN
3
B
TYR
12
0.064
SIDE CHAIN
5
B
TYR
12
0.148
SIDE CHAIN
6
A
ARG
3
0.099
SIDE CHAIN
6
B
ARG
10
0.099
SIDE CHAIN
6
D
TYR
12
0.115
SIDE CHAIN
7
B
TYR
12
0.073
SIDE CHAIN
8
D
TYR
12
0.064
SIDE CHAIN
9
B
TYR
12
0.067
SIDE CHAIN
10
D
TYR
12
0.067
SIDE CHAIN
11
D
TYR
12
0.125
SIDE CHAIN
13
B
TYR
12
0.068
SIDE CHAIN
14
D
ARG
10
0.087
SIDE CHAIN
16
C
ARG
3
0.088
SIDE CHAIN
17
B
TYR
12
0.077
SIDE CHAIN
18
D
TYR
12
0.092
SIDE CHAIN
19
B
TYR
12
0.074
SIDE CHAIN
21
B
TYR
12
0.183
SIDE CHAIN
23
A
ARG
3
0.138
SIDE CHAIN
11
7.87
1.10
114.20
122.07
B
B
B
CA
CB
SG
CYS
CYS
CYS
23
23
23
N
12
7.38
1.10
114.20
121.58
B
B
B
CA
CB
SG
CYS
CYS
CYS
23
23
23
N
19
7.49
1.10
114.20
121.69
D
D
D
CA
CB
SG
CYS
CYS
CYS
23
23
23
N
23
3.08
0.50
120.30
123.38
B
B
B
NE
CZ
NH1
ARG
ARG
ARG
10
10
10
N
1
A
ARG
3
-117.17
65.33
1
A
VAL
5
66.19
90.86
1
A
ILE
21
71.46
-56.94
1
B
LYS
24
70.49
-56.70
1
C
ASN
2
-155.60
26.13
1
C
ARG
3
-130.90
-73.04
1
D
SER
4
71.03
170.18
1
D
LEU
6
-28.28
-64.96
1
D
LYS
24
62.21
-48.33
2
A
ASN
2
68.80
-39.93
2
A
ILE
21
69.28
-51.80
2
B
LEU
2
-76.68
-70.24
2
B
LYS
24
69.51
-57.47
2
C
GLU
4
66.47
-53.86
2
D
SER
4
168.99
-60.79
2
D
CYS
23
-57.92
-70.84
2
D
LYS
24
32.04
41.69
3
A
VAL
5
-42.11
107.74
3
A
ILE
21
68.27
-57.79
3
B
LEU
2
65.17
-68.27
3
B
VAL
3
-62.96
-70.45
3
C
GLU
4
-92.20
-71.12
3
C
ILE
21
67.71
-62.88
3
D
LYS
24
-151.71
-39.60
4
A
ASN
2
67.60
-52.05
4
A
ARG
3
75.85
-55.15
4
A
ILE
21
71.15
-59.01
4
B
LEU
2
63.45
-72.55
4
B
SER
4
-167.30
-133.88
4
B
LYS
24
72.93
-52.82
4
C
ASN
2
-65.30
90.40
4
C
GLU
4
64.60
-66.66
4
C
ILE
21
67.43
-55.23
4
D
LYS
24
68.54
-54.29
5
A
ASN
2
-70.09
45.28
5
A
ARG
3
66.98
-58.58
5
A
ILE
21
67.04
-57.77
5
B
LEU
2
31.36
-89.26
5
B
LYS
24
59.86
-73.38
5
C
ASN
2
67.62
-177.74
5
C
ARG
3
-9.29
99.73
5
C
ILE
21
68.91
-62.20
5
D
SER
4
-133.35
-44.93
5
D
LYS
24
-68.17
65.77
6
A
ARG
3
69.21
-42.44
6
A
GLU
4
68.54
-59.49
6
A
ILE
21
70.67
-53.50
6
B
SER
4
-63.53
74.23
6
B
LYS
24
-161.78
25.08
6
C
ASN
2
64.66
-58.04
6
C
ARG
3
71.12
-59.30
6
C
GLU
4
-64.02
92.26
6
C
ILE
21
70.74
-55.21
6
D
LEU
2
-124.40
-55.12
6
D
SER
4
66.04
89.74
6
D
LYS
24
69.23
-57.65
7
A
ARG
3
67.21
-58.02
7
A
ILE
21
71.19
-52.36
7
B
SER
4
69.67
-64.12
7
B
LEU
6
-12.11
-62.45
7
B
LYS
24
69.66
-55.43
7
C
VAL
5
-24.56
104.69
7
C
ILE
21
66.96
-60.72
7
D
LYS
24
61.31
-49.86
8
A
ILE
21
70.39
-58.09
8
B
ASN
22
-59.73
-4.37
8
B
LYS
24
-144.86
-37.38
8
C
ILE
21
65.47
-64.22
8
D
LEU
2
55.62
-166.85
8
D
LYS
24
25.45
68.35
9
A
GLU
4
65.25
-77.86
9
A
VAL
5
-47.36
105.11
9
A
CYS
19
-69.56
5.78
9
B
LEU
2
17.19
-92.20
9
C
GLU
4
-69.92
50.62
9
C
VAL
5
179.55
115.05
9
C
ILE
21
68.48
-60.14
9
D
LEU
2
62.77
155.80
10
A
GLU
4
-123.38
-119.94
10
A
VAL
5
-170.73
99.45
10
A
ILE
21
72.52
-55.39
10
B
LEU
2
46.51
-114.27
10
B
SER
4
-69.65
87.24
10
B
LYS
24
59.96
-47.09
10
C
GLU
4
58.96
-65.39
10
C
ILE
21
68.35
-61.46
10
D
LEU
2
69.85
-58.75
10
D
LYS
24
-161.78
68.40
11
A
ILE
21
69.06
-60.59
11
B
LEU
2
68.19
-62.42
11
B
VAL
3
-65.67
80.02
11
B
SER
4
110.21
-17.10
11
C
ASN
2
-144.84
59.71
11
C
GLU
4
64.68
-65.82
11
C
ILE
21
67.39
-61.61
11
D
LYS
24
63.83
-66.20
12
A
GLU
4
61.88
-69.83
12
A
ILE
21
71.06
-55.55
12
B
VAL
3
64.80
-70.25
12
B
LYS
24
-69.82
71.92
12
C
ARG
3
-44.18
109.23
12
C
GLU
4
-73.44
33.39
12
C
VAL
5
-177.67
104.08
12
C
ILE
21
68.63
-63.82
12
D
LYS
24
64.59
-65.21
13
A
ASN
2
-68.97
89.91
13
A
ARG
3
-68.53
66.69
13
A
GLU
4
-87.81
-123.22
13
A
ILE
21
67.91
-62.86
13
B
SER
4
-40.76
-70.35
13
B
LYS
24
71.75
-54.64
13
C
ARG
3
52.81
-113.08
13
C
ILE
21
69.27
-59.32
13
D
LEU
2
62.99
-66.76
13
D
SER
4
72.85
-46.72
14
A
ASN
2
50.94
-73.88
14
A
GLU
4
70.81
-60.78
14
A
VAL
5
-174.43
125.80
14
A
ILE
21
67.57
-59.11
14
B
LYS
24
72.12
-59.30
14
C
ILE
21
68.30
-58.93
14
D
LEU
2
63.78
-63.88
14
D
LEU
6
19.85
-96.93
15
A
ASN
2
67.35
-61.89
15
A
ARG
3
62.69
170.23
15
A
GLU
4
68.08
-44.25
15
A
ILE
21
71.62
-59.66
15
B
VAL
3
-92.86
-68.99
15
B
SER
4
-170.26
-179.52
15
B
LEU
6
37.75
-94.42
15
B
LYS
24
-66.76
65.10
15
C
VAL
5
-164.51
118.19
15
C
ILE
21
70.09
-59.28
15
D
LYS
24
68.20
-58.80
16
A
ARG
3
-109.98
-77.17
16
A
GLU
4
-151.48
87.10
16
A
ILE
21
68.85
-57.03
16
B
LEU
2
65.74
-65.77
16
B
VAL
3
-63.23
84.89
16
C
ASN
2
52.52
-95.08
16
C
GLU
4
65.92
-68.43
16
C
ILE
21
71.30
-60.29
16
D
LEU
2
60.10
179.00
17
A
GLU
4
-147.39
-135.45
17
A
ILE
21
67.28
-52.30
17
B
LEU
2
54.65
-100.46
17
B
LYS
24
61.27
-52.28
17
C
ILE
21
68.25
-55.53
17
D
SER
4
66.62
-58.61
17
D
LYS
24
64.67
-73.63
18
A
ASN
2
-69.31
77.72
18
A
ILE
21
69.58
-59.81
18
B
LEU
2
73.33
-42.14
18
B
VAL
3
-68.60
70.97
18
B
LYS
24
63.13
-44.52
18
C
ASN
2
70.42
-57.05
18
C
VAL
5
-168.46
93.18
18
C
ILE
21
68.36
-58.61
18
D
SER
4
-108.14
-63.37
18
D
LYS
24
66.19
-41.78
19
A
ILE
21
70.09
-60.32
19
B
VAL
3
52.25
-69.21
19
B
SER
4
-33.64
-71.66
19
B
LYS
21
-64.37
-70.55
19
B
LYS
24
-147.22
-37.19
19
C
GLU
4
69.21
-54.14
19
C
ILE
21
71.98
-60.14
19
D
LYS
24
-68.53
69.70
20
A
ILE
21
71.57
-53.70
20
B
VAL
3
-121.00
-76.95
20
B
CYS
23
-67.29
61.40
20
C
ILE
21
65.66
-61.32
20
D
VAL
3
13.29
-84.91
21
A
ARG
3
64.27
-67.33
21
A
ILE
21
70.74
-65.51
21
B
LYS
24
57.61
-56.84
21
C
ARG
3
69.60
-59.02
21
C
GLU
4
70.32
-58.73
21
C
ILE
21
67.31
-61.55
21
D
LEU
2
60.31
-65.92
21
D
SER
4
57.10
-122.51
21
D
LYS
24
41.88
25.78
22
A
GLU
4
-87.02
-121.41
22
A
ILE
21
69.02
-55.09
22
B
VAL
3
60.26
-73.79
22
B
CYS
23
-67.35
61.43
22
C
ASN
2
70.37
-31.16
22
C
ILE
21
68.17
-57.51
22
D
VAL
3
60.30
-73.31
22
D
SER
4
-46.65
-71.22
22
D
LYS
24
60.63
-69.52
23
A
ILE
21
66.86
-57.11
23
B
CYS
23
-67.74
60.65
23
C
ILE
21
68.67
-56.36
23
D
LYS
24
69.43
-60.81
24
A
ASN
2
-69.49
63.71
24
A
ILE
21
71.48
-49.23
24
B
SER
4
-36.68
98.73
24
B
LYS
24
62.09
-50.63
24
C
ILE
21
67.94
-60.22
24
D
SER
4
-43.77
98.85
24
D
LYS
24
22.04
78.70
NMR structure of antimicrobial peptide distinctin in water
1
N
N
2
N
N
1
N
N
2
N
N
A
PRO
7
A
PRO
7
HELX_P
A
CYS
19
A
CYS
19
1
1
13
B
LEU
6
B
LEU
6
HELX_P
B
LYS
21
B
LYS
21
1
2
16
C
PRO
7
C
PRO
7
HELX_P
C
CYS
19
C
CYS
19
1
3
13
D
LEU
6
D
LEU
6
HELX_P
D
LYS
21
D
LYS
21
1
4
16
disulf
2.114
A
CYS
19
A
SG
CYS
19
1_555
B
CYS
23
B
SG
CYS
23
1_555
disulf
2.115
C
CYS
19
C
SG
CYS
19
1_555
D
CYS
23
D
SG
CYS
23
1_555
ANTIBIOTIC
PORE-FORMING PEPTIDE, HETERODIMER, HOMODIMER, DISULFIDE, FOUR-HELIX BUNDLE, ANTIBIOTIC
1XKM
PDB
1
1XKM
1XKM
PDB
2
1XKM
1
22
1XKM
1
22
1XKM
A
1
1
22
1
25
1XKM
1
25
1XKM
B
2
1
25
1
22
1XKM
1
22
1XKM
C
1
1
22
1
25
1XKM
1
25
1XKM
D
2
1
25