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

Crystal structure of the GluK3 ligand-binding domain (S1S2) in complex with the agonist (2S,4R)-4-(3-Methoxy-3-oxopropyl)glutamic acid at 2.01 A resolution.

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.01 Å

Oligo State

monomer

Ligands

2 x K: POTASSIUM ION(Non-covalent)

K.1: 2 residues within 4Å: Chain A: N.5, S.52 3 PLIP interactions: 2 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:N.5, A:S.52, H2O.2 K.2: 2 residues within 4Å: Chain A: S.24, R.26 5 PLIP interactions: 2 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:S.24, A:R.26, H2O.8, H2O.8, H2O.8

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

PO4.3: 2 residues within 4Å: Chain A: T.94, H.95 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:H.95 Water bridges: A:V.96 Salt bridges: A:H.95

1 x CL: CHLORIDE ION(Non-functional Binders)

CL.4: 2 residues within 4Å: Chain A: K.62, K.140 Ligand excluded by PLIP

1 x 2QE: (2S,4R)-4-(3-Methoxy-3-oxopropyl) glutamic acid(Non-covalent)

2QE.5: 14 residues within 4Å: Chain A: E.15, Y.63, P.90, L.91, T.92, R.97, V.139, G.142, A.143, T.144, N.174, E.191, T.194, Y.217 15 PLIP interactions: 15 interactions with chain A Hydrophobic interactions: A:Y.63, A:Y.63, A:V.139 Hydrogen bonds: A:T.92, A:T.92, A:A.143, A:T.144, A:T.144, A:N.174, A:E.191 Water bridges: A:V.139, A:V.139, A:G.142, A:E.191 Salt bridges: A:R.97

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Venskutonyte, R. et al., Molecular Recognition of Two 2,4-syn-Functionalized (S)-Glutamate Analogues by the Kainate Receptor GluK3 Ligand Binding Domain. Chemmedchem (2014)

Release Date

2014-08-06

Peptides

Glutamate receptor ionotropic, kainate 3: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Glutamate receptor ionotropic, kainate 3

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