SMTL ID : 7awn.1

Structure of the thermostabilized EAAT1 cryst mutant in complex with rubidium and barium and the allosteric inhibitor UCPH101

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 3.92 Å

Oligo State

homo-trimer

Ligands

3 x 6Z6: 2-Amino-5,6,7,8-tetrahydro-4-(4-methoxyphenyl)-7-(naphthalen-1-yl)-5-oxo-4H-chromene-3-carbonitrile(Non-covalent)

6Z6.1: 14 residues within 4Å: Chain A: L.104, L.108, S.116, G.117, G.120, A.123, V.124, Y.127, M.231, V.232, F.235, F.369, V.373, I.377 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:L.108, A:V.124, A:V.232, A:F.235, A:F.369, A:V.373, A:I.377 Hydrogen bonds: A:F.369 6Z6.5: 14 residues within 4Å: Chain B: L.104, L.108, S.116, G.117, G.120, A.123, V.124, Y.127, M.231, V.232, F.235, F.369, V.373, I.377 8 PLIP interactions: 8 interactions with chain B Hydrophobic interactions: B:L.108, B:V.124, B:V.232, B:F.235, B:F.369, B:V.373, B:I.377 Hydrogen bonds: B:F.369 6Z6.9: 14 residues within 4Å: Chain C: L.104, L.108, S.116, G.117, G.120, A.123, V.124, Y.127, M.231, V.232, F.235, F.369, V.373, I.377 8 PLIP interactions: 8 interactions with chain C Hydrophobic interactions: C:L.108, C:V.124, C:V.232, C:F.235, C:F.369, C:V.373, C:I.377 Hydrogen bonds: C:F.369

6 x BA: BARIUM ION(Non-functional Binders)(Non-covalent)

BA.2: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) BA.3: 6 residues within 4Å: Chain A: Y.127, T.130, T.131, N.378, M.379, D.380 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:D.380 BA.6: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) BA.7: 6 residues within 4Å: Chain B: Y.127, T.130, T.131, N.378, M.379, D.380 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:D.380 BA.10: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) BA.11: 6 residues within 4Å: Chain C: Y.127, T.130, T.131, N.378, M.379, D.380 1 PLIP interactions: 1 interactions with chain C Metal complexes: C:D.380

3 x RB: RUBIDIUM ION(Non-covalent)

RB.4: 2 residues within 4Å: Chain A: S.343, D.456 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:S.343 RB.8: 2 residues within 4Å: Chain B: S.343, D.456 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:S.343 RB.12: 2 residues within 4Å: Chain C: S.343, D.456 1 PLIP interactions: 1 interactions with chain C Metal complexes: C:S.343

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Canul-Tec, J.C. et al., The ion-coupling mechanism of human excitatory amino acid transporters. Embo J. (2022)

Release Date

2021-10-13

Peptides

Excitatory amino acid transporter 1,Neutral amino acid transporter B(0),Excitatory amino acid transporter 1: ABC

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

C
A

Membrane

We predict this structure to be a membrane protein.
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Excitatory amino acid transporter 1,Neutral amino acid transporter B(0),Excitatory amino acid transporter 1

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