SMTL ID : 9ii3.1

Cryo-EM Structure of the 2:1 Complex of mGlu3 and beta-arrestin1

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-2-1-1-mer

Ligands

2 x NAG- NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG-NAG.1: 1 residues within 4Å: Chain A: N.209 No protein-ligand interaction detected (PLIP) NAG-NAG.2: 2 residues within 4Å: Chain D: F.207, N.209 No protein-ligand interaction detected (PLIP)

2 x GLU: GLUTAMIC ACID(Non-covalent)

GLU.3: 10 residues within 4Å: Chain A: R.64, R.68, S.149, Y.150, S.151, A.172, S.173, T.174, Y.222, K.389 7 PLIP interactions: 7 interactions with chain A, Hydrophobic interactions: A:A.172 Hydrogen bonds: A:S.151, A:T.174, A:Y.222 Salt bridges: A:R.64, A:R.68, A:K.389 GLU.5: 8 residues within 4Å: Chain D: R.64, R.68, Y.150, S.151, A.172, T.174, Y.222, K.389 7 PLIP interactions: 7 interactions with chain D, Hydrophobic interactions: D:A.172 Hydrogen bonds: D:S.151, D:T.174, D:Y.222 Salt bridges: D:R.64, D:R.68, D:K.389

2 x CLR: CHOLESTEROL(Non-covalent)

CLR.4: 4 residues within 4Å: Chain A: C.627, F.631, V.639, L.643 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:F.631, A:V.639, A:L.643 CLR.6: 5 residues within 4Å: Chain A: A.642, P.712 Chain D: I.700, S.704, P.712 2 PLIP interactions: 1 interactions with chain D, 1 interactions with chain A Hydrophobic interactions: D:I.700, A:A.642

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Wen, T.L. et al., Cryo-EM Structure of the 2:1 Complex of mGlu3 and beta-arrestin1. Nat.Chem.Biol. (2025)

Release Date

2025-03-05

Peptides

Metabotropic glutamate receptor 3: AD
Beta-arrestin-1: B
scFv30: C

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
R

D
B

B
A

C
S

Membrane

We predict this structure to be a membrane protein.
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Metabotropic glutamate receptor 3

Beta-arrestin-1

scFv30

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