SMTL ID : 3m3f.1

PEPA bound to the ligand binding domain of GluA3 (flop form)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.50 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, G.138, S.139, T.140, E.190, M.193, Y.217 15 PLIP interactions: 12 interactions with chain A, 3 Ligand-Ligand interactions Hydrophobic interactions: A:Y.58 Hydrogen bonds: A:P.86, A:T.88, A:T.88, A:T.88, A:S.139, A:T.140, A:T.140, A:E.190, E.1, E.1, E.1 Water bridges: A:L.135, A:K.141 Salt bridges: A:R.93 GLU.5: 11 residues within 4Å: Chain B: Y.58, P.86, L.87, T.88, R.93, G.138, S.139, T.140, E.190, M.193, Y.217 14 PLIP interactions: 11 interactions with chain B, 3 Ligand-Ligand interactions Hydrophobic interactions: B:Y.58 Hydrogen bonds: B:P.86, B:T.88, B:T.88, B:S.139, B:T.140, B:T.140, B:E.190, E.5, E.5, E.5 Water bridges: B:L.135, B:K.141 Salt bridges: B:R.93

2 x P99: 2-[2,6-difluoro-4-({2-[(phenylsulfonyl)amino]ethyl}sulfanyl)phenoxy]acetamide(Non-covalent)

P99.2: 10 residues within 4Å: Chain A: I.89, P.102, F.103, M.104, S.105, S.214, K.215, G.216, N.239, L.244 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:I.89, A:K.215 Hydrogen bonds: A:F.103 Water bridges: A:D.245 Halogen bonds: A:M.104 P99.6: 10 residues within 4Å: Chain B: I.89, P.102, F.103, M.104, S.105, S.214, K.215, G.216, N.239, L.244 4 PLIP interactions: 4 interactions with chain B Hydrophobic interactions: B:I.89, B:K.215 Hydrogen bonds: B:F.103 Halogen bonds: B:M.104

4 x ZN: ZINC ION(Non-covalent)

ZN.3: 1 residues within 4Å: Chain A: H.20 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:H.20 ZN.4: 5 residues within 4Å: Chain A: E.39, H.43, L.238, Q.241 Chain B: E.27 5 PLIP interactions: 3 interactions with chain A, 2 interactions with chain B Metal complexes: A:E.39, A:E.39, A:H.43, B:E.27, B:E.27 ZN.7: 1 residues within 4Å: Chain B: H.20 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:H.20 ZN.8: 5 residues within 4Å: Chain A: E.27 Chain B: E.39, H.43, L.238, Q.241 5 PLIP interactions: 3 interactions with chain B, 2 interactions with chain A Metal complexes: B:E.39, B:E.39, B:H.43, A:E.27, A:E.27

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 3: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Glutamate receptor 3

Related Entries With Identical Sequence