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SMTL ID : 3m3l.1
(1 other biounit)
PEPA bound to the ligand binding domain of GluA2 (flop form)
Coordinates
PDB Format
Method
X-RAY DIFFRACTION 1.85 Å
Oligo State
homo-dimer
Ligands
2 x
GLU
:
GLUTAMIC ACID
(Non-covalent)
GLU.1:
11 residues within 4Å:
Chain A:
Y.58
,
P.86
,
L.87
,
T.88
,
R.93
,
L.135
,
G.138
,
S.139
,
T.140
,
E.190
,
Y.217
14
PLIP interactions
:
11 interactions with chain A
,
3 Ligand-Ligand interactions
Hydrophobic interactions:
A:Y.58
,
A:L.135
Hydrogen bonds:
A:P.86
,
A:T.88
,
A:T.88
,
A:S.139
,
A:T.140
,
A:T.140
,
E.1
,
E.1
,
E.1
Water bridges:
A:K.141
,
A:E.190
Salt bridges:
A:R.93
GLU.4:
11 residues within 4Å:
Chain B:
Y.58
,
P.86
,
L.87
,
T.88
,
R.93
,
L.135
,
G.138
,
S.139
,
T.140
,
E.190
,
Y.217
15
PLIP interactions
:
12 interactions with chain B
,
3 Ligand-Ligand interactions
Hydrophobic interactions:
B:Y.58
,
B:L.135
Hydrogen bonds:
B:P.86
,
B:T.88
,
B:T.88
,
B:T.88
,
B:S.139
,
B:T.140
,
B:T.140
,
E.4
,
E.4
,
E.4
Water bridges:
B:K.141
,
B:E.190
Salt bridges:
B:R.93
1 x
P99
:
2-[2,6-difluoro-4-({2-[(phenylsulfonyl)amino]ethyl}sulfanyl)phenoxy]acetamide
(Non-covalent)
P99.2:
18 residues within 4Å:
Chain A:
I.89
,
P.102
,
F.103
,
M.104
,
S.105
,
S.214
,
K.215
,
G.216
,
N.239
Chain B:
K.101
,
P.102
,
S.105
,
S.214
,
K.215
,
G.216
,
V.235
,
L.236
,
N.239
9
PLIP interactions
:
5 interactions with chain A
,
4 interactions with chain B
Hydrophobic interactions:
A:I.89
,
A:K.215
,
B:P.102
,
B:L.236
,
B:N.239
Hydrogen bonds:
A:F.103
,
A:N.239
,
B:P.102
Water bridges:
A:S.105
4 x
ZN
:
ZINC ION
(Non-covalent)
ZN.3:
2 residues within 4Å:
Chain A:
E.39
,
H.43
2
PLIP interactions
:
2 interactions with chain A
Metal complexes:
A:E.39
,
A:H.43
ZN.5:
1 residues within 4Å:
Chain B:
D.62
2
PLIP interactions
:
2 interactions with chain B
Metal complexes:
B:D.62
,
B:D.62
ZN.6:
3 residues within 4Å:
Chain B:
E.39
,
H.43
,
Q.241
2
PLIP interactions
:
2 interactions with chain B
Metal complexes:
B:E.39
,
B:H.43
ZN.7:
1 residues within 4Å:
Chain B:
H.20
2
PLIP interactions
:
1 interactions with chain B
,
1 Ligand-Water interactions
Metal complexes:
B:H.20
,
H
2
O.24
Links
RCSB
PDBe
PDBe-KB
PDBj
PDBsum
CATH
PLIP
Citation
Ahmed, A.H. et al., Molecular mechanism of flop selectivity and subsite recognition for an AMPA receptor allosteric modulator: structures of GluA2 and GluA3 in complexes with PEPA. Biochemistry (2010)
Release Date
2010-03-23
Peptides
Glutamate receptor 2:
A
B
SMTL:PDB
SMTL Chain Id:
PDB Chain Id:
A
A
B
D
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Glutamate receptor 2
Toggle Identical (AB)
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