SMTL ID : 1m5e.2 (2 other biounits)

X-RAY STRUCTURE OF THE GLUR2 LIGAND BINDING CORE (S1S2J) IN COMPLEX WITH ACPA AT 1.46 A RESOLUTION

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.46 Å

Oligo State

homo-dimer

Ligands

2 x ACT: ACETATE ION(Non-functional Binders)

ACT.1: 5 residues within 4Å: Chain A: K.144, W.159, R.163, F.170 Ligands: ZN.5 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:W.159, A:F.170 Hydrogen bonds: A:R.163 Salt bridges: A:K.144 ACT.7: 5 residues within 4Å: Chain B: K.144, W.159, R.163, F.170 Ligands: ZN.11 4 PLIP interactions: 4 interactions with chain B Hydrophobic interactions: B:W.159, B:F.170 Hydrogen bonds: B:R.163 Salt bridges: B:K.144

8 x ZN: ZINC ION(Non-covalent)

ZN.2: 2 residues within 4Å: Chain A: H.23, E.30 3 PLIP interactions: 3 interactions with chain A Metal complexes: A:H.23, A:E.30, A:E.30 ZN.3: 5 residues within 4Å: Chain A: E.42, K.45, H.46, L.241, Q.244 3 PLIP interactions: 2 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:E.42, A:H.46, H2O.5 ZN.4: 2 residues within 4Å: Chain A: H.46, K.240 5 PLIP interactions: 1 interactions with chain A, 4 Ligand-Water interactions Metal complexes: A:H.46, H2O.6, H2O.9, H2O.10, H2O.15 ZN.5: 2 residues within 4Å: Chain A: S.168 Ligands: ACT.1 No protein-ligand interaction detected (PLIP) ZN.8: 2 residues within 4Å: Chain B: H.23, E.30 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:H.23, B:E.30, B:E.30 ZN.9: 5 residues within 4Å: Chain B: E.42, K.45, H.46, L.241, Q.244 3 PLIP interactions: 2 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:E.42, B:H.46, H2O.20 ZN.10: 2 residues within 4Å: Chain B: H.46, K.240 5 PLIP interactions: 1 interactions with chain B, 4 Ligand-Water interactions Metal complexes: B:H.46, H2O.21, H2O.24, H2O.25, H2O.30 ZN.11: 2 residues within 4Å: Chain B: S.168 Ligands: ACT.7 No protein-ligand interaction detected (PLIP)

2 x AM1: (S)-2-AMINO-3-(3-CARBOXY-5-METHYLISOXAZOL-4-YL)PROPIONIC ACID(Non-covalent)

AM1.6: 13 residues within 4Å: Chain A: Y.61, P.89, L.90, T.91, R.96, G.141, S.142, T.143, L.191, L.192, E.193, M.196, Y.220 16 PLIP interactions: 16 interactions with chain A Hydrophobic interactions: A:Y.61, A:Y.61, A:P.89 Hydrogen bonds: A:P.89, A:T.91, A:S.142, A:S.142, A:T.143, A:T.143, A:L.191, A:E.193 Water bridges: A:T.137, A:T.137, A:L.138, A:L.138 Salt bridges: A:R.96 AM1.12: 13 residues within 4Å: Chain B: Y.61, P.89, L.90, T.91, R.96, G.141, S.142, T.143, L.191, L.192, E.193, M.196, Y.220 16 PLIP interactions: 16 interactions with chain B Hydrophobic interactions: B:Y.61, B:Y.61, B:P.89 Hydrogen bonds: B:P.89, B:T.91, B:S.142, B:S.142, B:T.143, B:T.143, B:L.191, B:E.193 Water bridges: B:T.137, B:T.137, B:L.138, B:L.138 Salt bridges: B:R.96

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Hogner, A. et al., Structural Basis for AMPA Receptor Activation and Ligand Selectivity: Crystal Structures of Five Agonist Complexes with the GluR2 Ligand-binding Core. J.Mol.Biol. (2002)

Release Date

2002-09-18

Peptides

Glutamate receptor 2: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

B
B

Glutamate receptor 2

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