1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
Li, H.
Bowling, J.J.
Hamann, M.T.
Jung, J.H.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
C3 H7 N O2
89.093
y
ALANINE
L-peptide linking
C4 H8 N2 O3
132.118
y
ASPARAGINE
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
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 H13 N O2
131.173
y
ISOLEUCINE
L-peptide linking
C6 H13 N O2
131.173
y
LEUCINE
L-peptide linking
C5 H7 N O3
129.114
n
PYROGLUTAMIC ACID
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
NE
Biochim.Biophys.Acta
BBACAQ
0113
0006-3002
1830
2591
2599
10.1016/j.bbagen.2012.11.015
23201194
Asteropsin A: An unusual cystine-crosslinked peptide from porifera enhances neuronal Ca(2+) influx
2012
10.2210/pdb2lqa/pdb
pdb_00002lqa
3904.384
Asteropsin A
1
nat
polymer
no
yes
(PCA)GCAFEGESCNVQFYPCCPGLGLTCIPGNPDGTCYYL
QGCAFEGESCNVQFYPCCPGLGLTCIPGNPDGTCYYL
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
n
n
sample
350938
Asteropus
entity_poly
pdbx_struct_mod_residue
struct_conn
database_2
pdbx_database_status
repository
Initial release
Derived calculations
Polymer sequence
Database references
Other
1
0
2013-02-06
2
0
2019-12-25
2
1
2023-06-14
_entity_poly.pdbx_seq_one_letter_code_can
_pdbx_struct_mod_residue.parent_comp_id
_struct_conn.pdbx_leaving_atom_flag
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_pdbx_database_status.status_code_nmr_data
Crystal structure of asteropusin A
BMRB
Y
PDBJ
2012-02-28
REL
REL
REL
REL
structures with the lowest energy
200
20
1
2D 1H-1H NOESY
2D 1H-1H TOCSY
2D DQF-COSY
2D 1H-13C HSQC aliphatic
2D 1H-13C HSQC aromatic
10
mM
7.0
ambient
298
K
simulated annealing
1
lowest energy
10 mM methanol-1, CD3OH
CD3OH
Brunger, Adams, Clore, Gros, Nilges and Read
structure solution
CNS
1.3
refinement
CNS
600
Varian
INOVA
Varian INOVA
500
Varian
INOVA
Varian INOVA
PCA
1
n
1
PCA
1
A
GLY
2
n
2
GLY
2
A
CYS
3
n
3
CYS
3
A
ALA
4
n
4
ALA
4
A
PHE
5
n
5
PHE
5
A
GLU
6
n
6
GLU
6
A
GLY
7
n
7
GLY
7
A
GLU
8
n
8
GLU
8
A
SER
9
n
9
SER
9
A
CYS
10
n
10
CYS
10
A
ASN
11
n
11
ASN
11
A
VAL
12
n
12
VAL
12
A
GLN
13
n
13
GLN
13
A
PHE
14
n
14
PHE
14
A
TYR
15
n
15
TYR
15
A
PRO
16
n
16
PRO
16
A
CYS
17
n
17
CYS
17
A
CYS
18
n
18
CYS
18
A
PRO
19
n
19
PRO
19
A
GLY
20
n
20
GLY
20
A
LEU
21
n
21
LEU
21
A
GLY
22
n
22
GLY
22
A
LEU
23
n
23
LEU
23
A
THR
24
n
24
THR
24
A
CYS
25
n
25
CYS
25
A
ILE
26
n
26
ILE
26
A
PRO
27
n
27
PRO
27
A
GLY
28
n
28
GLY
28
A
ASN
29
n
29
ASN
29
A
PRO
30
n
30
PRO
30
A
ASP
31
n
31
ASP
31
A
GLY
32
n
32
GLY
32
A
THR
33
n
33
THR
33
A
CYS
34
n
34
CYS
34
A
TYR
35
n
35
TYR
35
A
TYR
36
n
36
TYR
36
A
LEU
37
n
37
LEU
37
A
author_defined_assembly
1
monomeric
A
PCA
1
PYROGLUTAMIC ACID
A
PCA
1
GLN
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
CYS
10
A
N
CYS
10
A
O
GLY
32
A
O
GLY
32
A
O
TYR
35
A
O
TYR
35
A
N
THR
24
A
N
THR
24
1
A
PHE
14
-149.94
-26.61
2
A
PHE
14
-154.01
-26.77
3
A
PHE
14
-149.93
-26.80
4
A
PHE
14
-149.84
-26.74
5
A
PHE
14
-148.78
-26.68
6
A
PHE
14
-149.48
-26.63
7
A
PHE
14
-146.87
-27.22
8
A
PHE
14
-146.72
-27.35
8
A
ASN
29
-150.92
81.05
9
A
PHE
14
-148.99
-26.57
10
A
PHE
14
-149.70
-26.55
11
A
PHE
14
-147.33
-27.01
12
A
PHE
14
-149.28
-26.82
13
A
PHE
14
-149.00
-26.83
14
A
PHE
14
-153.40
-27.68
15
A
PHE
14
-149.43
-26.74
16
A
PHE
14
-148.24
-27.55
17
A
PHE
14
-149.48
-26.79
18
A
PHE
14
-149.02
-26.92
19
A
PHE
14
-147.95
-27.44
20
A
PHE
14
-146.84
-26.70
lowest energy, model 1
Solution NMR structure of Asteropsin A from marine sponge Asteropus sp.
1
N
N
disulf
2.030
A
CYS
3
A
SG
CYS
3
1_555
A
CYS
18
A
SG
CYS
18
1_555
disulf
2.030
A
CYS
10
A
SG
CYS
10
1_555
A
CYS
25
A
SG
CYS
25
1_555
disulf
2.032
A
CYS
17
A
SG
CYS
17
1_555
A
CYS
34
A
SG
CYS
34
1_555
covale
1.336
both
A
PCA
1
A
C
PCA
1
1_555
A
GLY
2
A
N
GLY
2
1_555
TOXIN
KNOTTIN, SPONGE, TOXIN
A
ILE
26
A
ILE
26
1
A
PRO
27
A
PRO
27
0.13
A
ASN
29
A
ASN
29
1
A
PRO
30
A
PRO
30
-0.37
A
ILE
26
A
ILE
26
2
A
PRO
27
A
PRO
27
0.08
A
ASN
29
A
ASN
29
2
A
PRO
30
A
PRO
30
-0.37
A
ILE
26
A
ILE
26
3
A
PRO
27
A
PRO
27
0.23
A
ASN
29
A
ASN
29
3
A
PRO
30
A
PRO
30
-0.25
A
ILE
26
A
ILE
26
4
A
PRO
27
A
PRO
27
0.11
A
ASN
29
A
ASN
29
4
A
PRO
30
A
PRO
30
-0.35
A
ILE
26
A
ILE
26
5
A
PRO
27
A
PRO
27
0.06
A
ASN
29
A
ASN
29
5
A
PRO
30
A
PRO
30
-0.31
A
ILE
26
A
ILE
26
6
A
PRO
27
A
PRO
27
0.07
A
ASN
29
A
ASN
29
6
A
PRO
30
A
PRO
30
-0.32
A
ILE
26
A
ILE
26
7
A
PRO
27
A
PRO
27
-0.21
A
ASN
29
A
ASN
29
7
A
PRO
30
A
PRO
30
-0.25
A
ILE
26
A
ILE
26
8
A
PRO
27
A
PRO
27
-0.04
A
ASN
29
A
ASN
29
8
A
PRO
30
A
PRO
30
-0.31
A
ILE
26
A
ILE
26
9
A
PRO
27
A
PRO
27
0.06
A
ASN
29
A
ASN
29
9
A
PRO
30
A
PRO
30
-0.28
A
ILE
26
A
ILE
26
10
A
PRO
27
A
PRO
27
0.11
A
ASN
29
A
ASN
29
10
A
PRO
30
A
PRO
30
-0.28
A
ILE
26
A
ILE
26
11
A
PRO
27
A
PRO
27
0.09
A
ASN
29
A
ASN
29
11
A
PRO
30
A
PRO
30
-0.35
A
ILE
26
A
ILE
26
12
A
PRO
27
A
PRO
27
0.04
A
ASN
29
A
ASN
29
12
A
PRO
30
A
PRO
30
-0.34
A
ILE
26
A
ILE
26
13
A
PRO
27
A
PRO
27
0.06
A
ASN
29
A
ASN
29
13
A
PRO
30
A
PRO
30
-0.21
A
ILE
26
A
ILE
26
14
A
PRO
27
A
PRO
27
-0.22
A
ASN
29
A
ASN
29
14
A
PRO
30
A
PRO
30
-0.27
A
ILE
26
A
ILE
26
15
A
PRO
27
A
PRO
27
0.07
A
ASN
29
A
ASN
29
15
A
PRO
30
A
PRO
30
-0.34
A
ILE
26
A
ILE
26
16
A
PRO
27
A
PRO
27
0.08
A
ASN
29
A
ASN
29
16
A
PRO
30
A
PRO
30
-0.43
A
ILE
26
A
ILE
26
17
A
PRO
27
A
PRO
27
0.08
A
ASN
29
A
ASN
29
17
A
PRO
30
A
PRO
30
-0.41
A
ILE
26
A
ILE
26
18
A
PRO
27
A
PRO
27
0.04
A
ASN
29
A
ASN
29
18
A
PRO
30
A
PRO
30
-0.25
A
ILE
26
A
ILE
26
19
A
PRO
27
A
PRO
27
0.04
A
ASN
29
A
ASN
29
19
A
PRO
30
A
PRO
30
-0.33
A
ILE
26
A
ILE
26
20
A
PRO
27
A
PRO
27
0.03
A
ASN
29
A
ASN
29
20
A
PRO
30
A
PRO
30
-0.35
I1SB10_9METZ
UNP
1
1
I1SB10
EGCAFEGESCNVQFYPCCPGLGLTCIPGNPDGTCYYL
1
37
2LQA
1
37
I1SB10
A
1
1
37
3
anti-parallel
anti-parallel
A
SER
9
A
SER
9
A
ASN
11
A
ASN
11
A
ASP
31
A
ASP
31
A
TYR
36
A
TYR
36
A
LEU
23
A
LEU
23
A
PRO
27
A
PRO
27