1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
Korsinczky, M.L.J.
Schirra, H.J.
Rosengren, K.J.
West, J.
Condie, B.A.
Otvos, L.
Anderson, M.A.
Craik, D.J.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
1
90.00
90.00
90.00
1.000
1.000
1.000
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
C2 H5 N O2
75.067
y
GLYCINE
peptide linking
C6 H13 N O2
131.173
y
ISOLEUCINE
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
UK
J.Mol.Biol.
JMOBAK
0070
0022-2836
311
579
591
10.1006/jmbi.2001.4887
11493011
Solution structures by 1H NMR of the novel cyclic trypsin inhibitor SFTI-1 from sunflower seeds and an acyclic permutant.
2001
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
x-ray
1
1.0
1535.829
CYCLIC TRYPSIN INHIBITOR
1
nat
polymer
SFTI-1
no
no
GRCTKSIPPICFPD
GRCTKSIPPICFPD
A
polypeptide(L)
n
n
n
n
n
n
n
n
n
n
n
n
n
n
common sunflower
Helianthus
sample
4232
Helianthus annuus
repository
Initial release
Version format compliance
Version format compliance
Other
1
0
2001-08-22
1
1
2008-04-27
1
2
2011-07-13
1
3
2015-04-15
1JBN contains the same protein linearized at the D14-G1 peptide bond
RCSB
Y
PDBJ
2001-06-05
REL
Trypsin inhibitor
Trypsin inhibitor 1
Polypeptide
This structure was determined using standard 2D homonuclear techniques
structures with the lowest energy
50
20
2D NOESY
DQF-COSY
E-COSY
20mM
4.5
ambient
273
K
20mM
4.5
ambient
313
K
111 distance constraints,
comprising 53 sequential,
18 medium range,
68 long range,
6 chi1 angle constraints
7 phi angle constraints
simulated annealing with
refinement using a modified CSDX force field.
1mM SFTI-1
20mM sodium phosphate,pH 4.5,
20% trifluoroethanol,
10% D2O
1mM SFTI-1
20mM sodium phosphate,pH 4.5,
10% D2O
1mM SFTI-1
20mM sodium phosphate,pH 4.5,
20% trifluoroethanol,
100% D2O
Bruker
collection
XWINNMR
2.6
Bruker
processing
XWINNMR
2.6
Cieslar et al.
data analysis
ccnmr
Brunger
structure solution
X-PLOR
3.851
Brunger
refinement
X-PLOR
3.851
500
Bruker
ARX
750
Bruker
DMX
GLY
1
n
1
GLY
1
A
ARG
2
n
2
ARG
2
A
CYS
3
n
3
CYS
3
A
THR
4
n
4
THR
4
A
LYS
5
n
5
LYS
5
A
SER
6
n
6
SER
6
A
ILE
7
n
7
ILE
7
A
PRO
8
n
8
PRO
8
A
PRO
9
n
9
PRO
9
A
ILE
10
n
10
ILE
10
A
CYS
11
n
11
CYS
11
A
PHE
12
n
12
PHE
12
A
PRO
13
n
13
PRO
13
A
ASP
14
n
14
ASP
14
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
2
A
A
O
H
ARG
PHE
2
12
1.60
11
A
A
O
H
ARG
PHE
2
12
1.57
15
A
A
O
H
ARG
PHE
2
12
1.58
1
A
ARG
2
-49.74
158.76
2
A
LYS
5
-85.68
36.99
3
A
LYS
5
-83.87
33.05
4
A
LYS
5
-83.07
31.33
5
A
LYS
5
-84.42
32.95
8
A
LYS
5
-89.83
33.77
9
A
LYS
5
-84.40
35.76
10
A
LYS
5
-81.94
32.11
11
A
LYS
5
-83.70
35.78
13
A
ARG
2
-49.57
152.53
13
A
LYS
5
-86.27
39.61
14
A
LYS
5
-88.04
42.98
15
A
LYS
5
-85.07
33.16
16
A
LYS
5
-84.68
33.83
17
A
LYS
5
-83.76
33.02
18
A
LYS
5
-82.43
30.42
19
A
LYS
5
-82.93
31.57
20
A
LYS
5
-89.70
43.25
cyclic trypsin inhibitor
Solution structure of SFTI-1, A cyclic trypsin inhibitor from sunflower seeds
1
N
N
disulf
2.031
A
CYS
3
A
SG
CYS
3
1_555
A
CYS
11
A
SG
CYS
11
1_555
covale
1.340
A
GLY
1
A
N
GLY
1
1_555
A
ASP
14
A
C
ASP
14
1_555
PROTEIN BINDING
cyclic backbone, 2 beta strands, 1 disulfide bond, SFTI-1, PROTEIN BINDING
A
ILE
7
A
ILE
7
1
A
PRO
8
A
PRO
8
-0.44
A
ILE
7
A
ILE
7
2
A
PRO
8
A
PRO
8
-0.49
A
ILE
7
A
ILE
7
3
A
PRO
8
A
PRO
8
-0.53
A
ILE
7
A
ILE
7
4
A
PRO
8
A
PRO
8
-0.35
A
ILE
7
A
ILE
7
5
A
PRO
8
A
PRO
8
-0.50
A
ILE
7
A
ILE
7
6
A
PRO
8
A
PRO
8
-0.38
A
ILE
7
A
ILE
7
7
A
PRO
8
A
PRO
8
-0.40
A
ILE
7
A
ILE
7
8
A
PRO
8
A
PRO
8
-0.44
A
ILE
7
A
ILE
7
9
A
PRO
8
A
PRO
8
-0.65
A
ILE
7
A
ILE
7
10
A
PRO
8
A
PRO
8
-0.62
A
ILE
7
A
ILE
7
11
A
PRO
8
A
PRO
8
-0.53
A
ILE
7
A
ILE
7
12
A
PRO
8
A
PRO
8
-0.45
A
ILE
7
A
ILE
7
13
A
PRO
8
A
PRO
8
-0.78
A
ILE
7
A
ILE
7
14
A
PRO
8
A
PRO
8
-0.36
A
ILE
7
A
ILE
7
15
A
PRO
8
A
PRO
8
-0.60
A
ILE
7
A
ILE
7
16
A
PRO
8
A
PRO
8
-0.53
A
ILE
7
A
ILE
7
17
A
PRO
8
A
PRO
8
-0.46
A
ILE
7
A
ILE
7
18
A
PRO
8
A
PRO
8
-0.37
A
ILE
7
A
ILE
7
19
A
PRO
8
A
PRO
8
-0.61
A
ILE
7
A
ILE
7
20
A
PRO
8
A
PRO
8
-0.35
SFTI1_HELAN
UNP
1
1
Q4GWU5
1
14
1JBL
1
14
Q4GWU5
A
1
1
14