SMTL ID : 4z0i.1 (1 other biounit)

Crystal structure of a tetramer of GluA2 ligand binding domains bound with glutamate at 1.45 Angstrom resolution

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.45 Å

Oligo State

homo-dimer

Ligands

2 x GLU: GLUTAMIC ACID(Non-covalent)

GLU.1: 11 residues within 4Å: Chain A: Y.61, P.89, L.90, T.91, R.96, L.138, G.141, S.142, T.143, E.193, Y.220 14 PLIP interactions: 13 interactions with chain A, 1 Ligand-Ligand interactions Hydrophobic interactions: A:Y.61, A:L.138 Hydrogen bonds: A:P.89, A:T.91, A:T.91, A:S.142, A:T.143, A:T.143, A:E.193, A:E.193, A:E.193, E.1 Water bridges: A:L.138 Salt bridges: A:R.96 GLU.7: 11 residues within 4Å: Chain B: Y.61, P.89, L.90, T.91, R.96, L.138, G.141, S.142, T.143, E.193, Y.220 14 PLIP interactions: 13 interactions with chain B, 1 Ligand-Ligand interactions Hydrophobic interactions: B:Y.61, B:L.138 Hydrogen bonds: B:P.89, B:T.91, B:S.142, B:T.143, B:T.143, B:E.193, B:E.193, B:E.193, E.7 Water bridges: B:L.138, B:E.193 Salt bridges: B:R.96

6 x PO4: PHOSPHATE ION(Non-functional Binders)

PO4.2: 6 residues within 4Å: Chain A: A.63, D.139, S.140, K.144, R.148 Ligands: PEG.6 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:S.140 Water bridges: A:N.72, A:D.139, A:K.144 Salt bridges: A:K.144, A:R.148 PO4.3: 2 residues within 4Å: Chain A: H.46, K.240 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:H.46, A:H.46 Water bridges: A:H.46, A:G.48 Salt bridges: A:H.46, A:K.240 PO4.4: 2 residues within 4Å: Chain A: R.64, K.69 2 PLIP interactions: 2 interactions with chain A Salt bridges: A:R.64, A:K.69 PO4.8: 6 residues within 4Å: Chain B: A.63, D.139, S.140, K.144, R.148 Ligands: PEG.12 7 PLIP interactions: 7 interactions with chain B Hydrogen bonds: B:S.140 Water bridges: B:N.72, B:D.139, B:K.144, B:E.145 Salt bridges: B:K.144, B:R.148 PO4.9: 2 residues within 4Å: Chain B: H.46, K.240 5 PLIP interactions: 5 interactions with chain B Hydrogen bonds: B:H.46, B:H.46 Water bridges: B:G.48 Salt bridges: B:H.46, B:K.240 PO4.10: 2 residues within 4Å: Chain B: R.64, K.69 2 PLIP interactions: 2 interactions with chain B Salt bridges: B:R.64, B:K.69

2 x PG4: TETRAETHYLENE GLYCOL(Non-functional Binders)

PG4.5: 1 residues within 4Å: Chain A: G.1 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:G.1 PG4.11: 1 residues within 4Å: Chain B: G.1 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:G.1

2 x PEG: DI(HYDROXYETHYL)ETHER(Non-functional Binders)

PEG.6: 5 residues within 4Å: Chain A: D.139, K.144, S.168, F.170 Ligands: PO4.2 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:K.144, A:S.168 PEG.12: 5 residues within 4Å: Chain B: D.139, K.144, S.168, F.170 Ligands: PO4.8 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:K.144, B:S.168

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Baranovic, J. et al., Crystal structure of the tetrameric wt GluA2 ligand-binding domain bound to glutamate at 1.45 Angstroms resolution. To Be Published

Release Date

2016-01-13

Peptides

Glutamate receptor 2,Glutamate receptor 2: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Glutamate receptor 2,Glutamate receptor 2

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