1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
Daly, N.L.
Clark, R.J.
Craik, D.J.
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 H9 N O4
147.129
y
GLUTAMIC ACID
L-peptide linking
C2 H5 N O2
75.067
y
GLYCINE
peptide linking
C6 H13 N O2
131.173
y
LEUCINE
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
C5 H11 N O2
117.146
y
VALINE
L-peptide linking
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
278
6314
6322
10.1074/jbc.M210492200
12482862
Disulfide Folding Pathways of Cystine Knot Proteins. TYING THE KNOT WITHIN THE CIRCULAR BACKBONE OF THE CYCLOTIDES
2003
10.2210/pdb1n1u/pdb
pdb_00001n1u
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
2853.215
kalata B1
A1C, A15C
1
syn
polymer
no
no
AGETCVGGTCNTPGATCSWPVCTRNGLPV
AGETCVGGTCNTPGATCSWPVCTRNGLPV
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
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
2003-02-25
1
1
2008-04-28
1
2
2011-07-13
1
3
2022-02-23
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_pdbx_nmr_software.name
RCSB
Y
PDBJ
2002-10-20
REL
REL
This sequence has Cys1 and Cys15, of the naturally occurring kalata B1 peptide, replaced with Ala residues.
sample
structures with the lowest energy
50
20
2D NOESY
DQF-COSY
E-COSY
0
3.8
ambient
290
K
The structures are based on a total of 321 NOE derived distance restraints, 19 angle restraints and 20 distance restraints from hydrogen bonds.
torsion angle dynamics
19
lowest energy
1mM [Ala1,15]kalata B1
90% H2O/10% D2O
Bruker
collection
XwinNMR
2.6
structure solution
CNS
1.0
refinement
CNS
1.0
750
Bruker
DMX
ALA
1
n
1
ALA
1
A
GLY
2
n
2
GLY
2
A
GLU
3
n
3
GLU
3
A
THR
4
n
4
THR
4
A
CYS
5
n
5
CYS
5
A
VAL
6
n
6
VAL
6
A
GLY
7
n
7
GLY
7
A
GLY
8
n
8
GLY
8
A
THR
9
n
9
THR
9
A
CYS
10
n
10
CYS
10
A
ASN
11
n
11
ASN
11
A
THR
12
n
12
THR
12
A
PRO
13
n
13
PRO
13
A
GLY
14
n
14
GLY
14
A
ALA
15
n
15
ALA
15
A
THR
16
n
16
THR
16
A
CYS
17
n
17
CYS
17
A
SER
18
n
18
SER
18
A
TRP
19
n
19
TRP
19
A
PRO
20
n
20
PRO
20
A
VAL
21
n
21
VAL
21
A
CYS
22
n
22
CYS
22
A
THR
23
n
23
THR
23
A
ARG
24
n
24
ARG
24
A
ASN
25
n
25
ASN
25
A
GLY
26
n
26
GLY
26
A
LEU
27
n
27
LEU
27
A
PRO
28
n
28
PRO
28
A
VAL
29
n
29
VAL
29
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
A
N
SER
18
A
N
SER
18
A
O
VAL
21
A
O
VAL
21
A
N
ARG
24
A
N
ARG
24
A
O
LEU
27
A
O
LEU
27
1
A
A
N
C
ALA
VAL
1
29
1.33
2
A
A
N
C
ALA
VAL
1
29
1.32
3
A
A
N
C
ALA
VAL
1
29
1.33
4
A
A
N
C
ALA
VAL
1
29
1.32
5
A
A
N
C
ALA
VAL
1
29
1.33
6
A
A
N
C
ALA
VAL
1
29
1.33
7
A
A
N
C
ALA
VAL
1
29
1.33
8
A
A
N
C
ALA
VAL
1
29
1.33
9
A
A
N
C
ALA
VAL
1
29
1.32
10
A
A
N
C
ALA
VAL
1
29
1.32
11
A
A
N
C
ALA
VAL
1
29
1.32
12
A
A
N
C
ALA
VAL
1
29
1.32
13
A
A
N
C
ALA
VAL
1
29
1.32
14
A
A
N
C
ALA
VAL
1
29
1.33
15
A
A
N
C
ALA
VAL
1
29
1.32
16
A
A
N
C
ALA
VAL
1
29
1.33
17
A
A
N
C
ALA
VAL
1
29
1.33
18
A
A
N
C
ALA
VAL
1
29
1.33
19
A
A
N
C
ALA
VAL
1
29
1.32
20
A
A
N
C
ALA
VAL
1
29
1.33
1
A
SER
18
-144.62
58.95
1
A
TRP
19
-31.82
127.45
2
A
TRP
19
-33.87
127.94
2
A
PRO
20
-96.96
33.73
3
A
SER
18
-141.03
59.71
3
A
TRP
19
-32.01
127.16
3
A
PRO
20
-96.02
31.08
4
A
TRP
19
-32.58
127.89
5
A
SER
18
-142.89
59.56
5
A
TRP
19
-32.08
127.38
5
A
PRO
20
-95.60
30.32
6
A
SER
18
-142.34
59.96
6
A
TRP
19
-32.56
127.91
7
A
TRP
19
-32.56
126.99
7
A
PRO
20
-97.18
32.77
8
A
SER
18
-143.57
59.03
8
A
TRP
19
-32.88
128.57
9
A
SER
18
-143.28
59.82
9
A
TRP
19
-32.14
127.50
10
A
TRP
19
-32.61
127.65
11
A
TRP
19
-32.32
128.19
12
A
SER
18
-145.92
59.12
12
A
TRP
19
-32.63
128.57
13
A
SER
18
-143.09
58.83
13
A
TRP
19
-32.88
128.54
14
A
TRP
19
-32.99
127.88
14
A
PRO
20
-95.95
30.49
15
A
TRP
19
-32.60
126.78
15
A
PRO
20
-97.62
32.78
16
A
TRP
19
-32.20
127.14
16
A
PRO
20
-96.53
30.24
17
A
SER
18
-144.24
59.03
17
A
TRP
19
-32.97
128.75
18
A
TRP
19
-32.16
126.36
18
A
PRO
20
-98.36
33.81
19
A
TRP
19
-33.01
127.26
19
A
PRO
20
-97.08
33.11
20
A
SER
18
-143.48
59.44
20
A
TRP
19
-31.94
127.43
NMR structure of [Ala1,15]kalata B1
1
N
N
disulf
2.032
A
CYS
5
A
SG
CYS
5
1_555
A
CYS
17
A
SG
CYS
17
1_555
disulf
2.030
A
CYS
10
A
SG
CYS
10
1_555
A
CYS
22
A
SG
CYS
22
1_555
ANTIBIOTIC
cystine knot, triple stranded beta sheet, cyclic peptide, ANTIBIOTIC
A
TRP
19
A
TRP
19
1
A
PRO
20
A
PRO
20
0.94
A
TRP
19
A
TRP
19
2
A
PRO
20
A
PRO
20
0.95
A
TRP
19
A
TRP
19
3
A
PRO
20
A
PRO
20
0.82
A
TRP
19
A
TRP
19
4
A
PRO
20
A
PRO
20
0.91
A
TRP
19
A
TRP
19
5
A
PRO
20
A
PRO
20
0.89
A
TRP
19
A
TRP
19
6
A
PRO
20
A
PRO
20
0.91
A
TRP
19
A
TRP
19
7
A
PRO
20
A
PRO
20
0.86
A
TRP
19
A
TRP
19
8
A
PRO
20
A
PRO
20
0.93
A
TRP
19
A
TRP
19
9
A
PRO
20
A
PRO
20
0.79
A
TRP
19
A
TRP
19
10
A
PRO
20
A
PRO
20
0.98
A
TRP
19
A
TRP
19
11
A
PRO
20
A
PRO
20
0.75
A
TRP
19
A
TRP
19
12
A
PRO
20
A
PRO
20
0.84
A
TRP
19
A
TRP
19
13
A
PRO
20
A
PRO
20
0.84
A
TRP
19
A
TRP
19
14
A
PRO
20
A
PRO
20
0.75
A
TRP
19
A
TRP
19
15
A
PRO
20
A
PRO
20
0.81
A
TRP
19
A
TRP
19
16
A
PRO
20
A
PRO
20
0.81
A
TRP
19
A
TRP
19
17
A
PRO
20
A
PRO
20
0.90
A
TRP
19
A
TRP
19
18
A
PRO
20
A
PRO
20
0.74
A
TRP
19
A
TRP
19
19
A
PRO
20
A
PRO
20
0.91
A
TRP
19
A
TRP
19
20
A
PRO
20
A
PRO
20
0.78
KAB1_OLDAF
UNP
1
94
P56254
94
120
1N1U
2
28
P56254
A
1
2
28
3
anti-parallel
anti-parallel
A
THR
16
A
THR
16
A
SER
18
A
SER
18
A
VAL
21
A
VAL
21
A
ARG
24
A
ARG
24
A
LEU
27
A
LEU
27
A
PRO
28
A
PRO
28