SMTL ID : 4o3a.2 (2 other biounits)

Crystal structure of the glua2 ligand-binding domain in complex with L-aspartate at 1.80 a resolution

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.80 Å

Oligo State

monomer

Ligands

1 x ASP: ASPARTIC ACID(Non-covalent)

ASP.1: 12 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, M.196, Y.220 12 PLIP interactions: 11 interactions with chain A, 1 Ligand-Ligand interactions Hydrophobic interactions: A:Y.61 Hydrogen bonds: A:T.91, A:T.91, A:T.91, A:S.142, A:T.143, A:T.143, D.1 Water bridges: A:E.193, A:E.193, A:E.193 Salt bridges: A:R.96

2 x ZN: ZINC ION(Non-covalent)

ZN.2: 1 residues within 4Å: Chain A: H.23 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:H.23 ZN.3: 3 residues within 4Å: Chain A: E.42, H.46, L.241 3 PLIP interactions: 2 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:E.42, A:H.46, H2O.7

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

ACT.4: 5 residues within 4Å: Chain A: A.134, R.180, S.184, K.187, Y.188 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:A.134, A:Y.188 Hydrogen bonds: A:S.184 Salt bridges: A:R.180

4 x GOL: GLYCEROL(Non-functional Binders)

GOL.5: 5 residues within 4Å: Chain A: G.118, T.119, P.120, K.185, G.186 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:G.118, A:K.185 GOL.6: 2 residues within 4Å: Chain A: K.116, K.185 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:K.185 GOL.7: 3 residues within 4Å: Chain A: E.201, M.209, K.210 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:K.210, A:K.210, A:K.210 GOL.8: 1 residues within 4Å: Chain A: D.248 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:D.248

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

PEG.9: 4 residues within 4Å: Chain A: H.46, L.236, A.237, K.240 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:K.240 PEG.10: 4 residues within 4Å: Chain A: R.64, W.71, V.79, V.99 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:R.64, A:R.64 PEG.11: 2 residues within 4Å: Chain A: N.232, L.236 1 PLIP interactions: 1 interactions with chain A Water bridges: A:N.232

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

CL.12: 2 residues within 4Å: Chain A: N.3, K.4 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Krintel, C. et al., L-Asp is a useful tool in the purification of the ionotropic glutamate receptor A2 ligand-binding domain. Febs J. (2014)

Release Date

2014-04-16

Peptides

Glutamate receptor 2: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

Glutamate receptor 2

Related Entries With Identical Sequence