1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
Conibear, A.C.
Rosengren, K.
Daly, N.L.
Troiera Henriques, S.
Craik, D.J.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
C6 H15 N4 O2 1
175.209
y
ARGININE
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
C5 H11 N O2
117.146
y
VALINE
L-peptide linking
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
288
10830
10840
10.1074/jbc.M113.451047
23430740
The cyclic cystine ladder in theta-defensins is important for structure and stability, but not antibacterial activity.
2013
10.2210/pdb2m2y/pdb
pdb_00002m2y
2090.661
BTD-2[3,4]
1
syn
polymer
no
no
RCVCRRGVCRCVCRRGVC
RCVCRRGVCRCVCRRGVC
A
polypeptide(L)
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
Acyclic analogue of the theta-defensin BTD-2. Disulfide bonds join residues 2-11, 4-9, and 13-18.
database_2
pdbx_database_status
pdbx_nmr_software
pdbx_nmr_spectrometer
repository
Initial release
Database references
Data collection
Database references
Other
1
0
2013-02-27
1
1
2013-07-10
1
2
2023-06-14
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_pdbx_database_status.status_code_nmr_data
_pdbx_nmr_software.name
_pdbx_nmr_spectrometer.model
High resolution NMR solution structure of a symmetrical theta-defensin BTD-2
High resolution NMR solution structure of a symmetrical theta-defensin BTD-2
BMRB
Y
RCSB
2013-01-03
REL
REL
REL
REL
solid phase peptide synthesis
sample
96
57
3
3
33
10
5
0
14
10
structures with the lowest energy
50
20
2D 1H-1H TOCSY
2D 1H-1H NOESY
2D 1H-13C HSQC
2D DQF-COSY
2D 1H-1H ECOSY
0.8
mM
10
uM
0.8
mM
10
uM
4
ambient
298
K
Structures were calculated using the scripts from the RECOORD database. Used to calculate preliminary structures
simulated annealing, torsion angle dynamics
1
lowest energy
0.8 mM BTD-2[3,4], 10 uM DSS, 90% H2O/10% D2O
90% H2O/10% D2O
0.8 mM BTD-2[3,4], 10 uM DSS, 100% D2O
100% D2O
CCPN
data analysis
CcpNmr
2.1
CCPN
chemical shift assignment
CcpNmr
2.1
CCPN
peak picking
CcpNmr
2.1
Bruker Biospin
collection
TopSpin
2.1
Bruker Biospin
processing
TopSpin
2.1
Guntert, Mumenthaler and Wuthrich
structure solution
CYANA
3.0
Brunger, Adams, Clore, Gros, Nilges and Read
refinement
CNS
2.1
Guntert, Mumenthaler and Wuthrich
refinement
CYANA
3.0
500
Bruker
AVANCE
Bruker Avance
600
Bruker
AVANCE
Bruker Avance
ARG
1
n
1
ARG
1
A
CYS
2
n
2
CYS
2
A
VAL
3
n
3
VAL
3
A
CYS
4
n
4
CYS
4
A
ARG
5
n
5
ARG
5
A
ARG
6
n
6
ARG
6
A
GLY
7
n
7
GLY
7
A
VAL
8
n
8
VAL
8
A
CYS
9
n
9
CYS
9
A
ARG
10
n
10
ARG
10
A
CYS
11
n
11
CYS
11
A
VAL
12
n
12
VAL
12
A
CYS
13
n
13
CYS
13
A
ARG
14
n
14
ARG
14
A
ARG
15
n
15
ARG
15
A
GLY
16
n
16
GLY
16
A
VAL
17
n
17
VAL
17
A
CYS
18
n
18
CYS
18
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
VAL
3
A
N
VAL
3
A
O
ARG
10
A
O
ARG
10
4
A
A
H2
OXT
ARG
CYS
1
18
1.60
1
A
ARG
15
39.15
63.17
3
A
ARG
15
38.66
60.29
4
A
ARG
15
37.98
73.95
7
A
ARG
15
36.08
69.93
9
A
ARG
14
-113.03
71.07
9
A
ARG
15
39.97
68.53
10
A
ARG
14
-101.40
76.97
10
A
ARG
15
39.34
71.55
18
A
ARG
14
-111.15
72.62
18
A
ARG
15
38.84
67.65
lowest energy, model1
Solution structure of the antimicrobial peptide Btd-2[3,4]
1
N
N
disulf
2.038
A
CYS
2
A
SG
CYS
2
1_555
A
CYS
11
A
SG
CYS
11
1_555
disulf
2.033
A
CYS
4
A
SG
CYS
4
1_555
A
CYS
9
A
SG
CYS
9
1_555
disulf
2.027
A
CYS
13
A
SG
CYS
13
1_555
A
CYS
18
A
SG
CYS
18
1_555
ANTIMICROBIAL PROTEIN
theta-defensin, cyclic peptides, cyclic cystine ladder, disulfide bond, antimicrobial peptide, ANTIMICROBIAL PROTEIN
2M2Y
PDB
1
2M2Y
RCVCRRGVCRCVCRRGVC
1
18
2M2Y
1
18
2M2Y
A
1
1
18
2
anti-parallel
A
VAL
3
A
VAL
3
A
ARG
5
A
ARG
5
A
VAL
8
A
VAL
8
A
ARG
10
A
ARG
10