SMTL ID : 6dnf.1

Cryo-EM structure of the mitochondrial calcium uniporter MCU from the fungus Cyphellophora europaea

Coordinates

PDB Format

Method

ELECTRON MICROSCOPY

Oligo State

homo-tetramer

Ligands

8 x DGG: 1-[GLYCEROLYLPHOSPHONYL]-2-[8-(2-HEXYL-CYCLOPROPYL)-OCTANAL-1-YL]-3-[HEXADECANAL-1-YL]-GLYCEROL(Non-covalent)(Non-functional Binders)

DGG.1: 13 residues within 4Å: Chain A: Y.209, I.212, L.216, L.222, V.226, M.227, V.230, L.233, V.234, S.237 Chain D: W.210, Y.214, F.218 1 PLIP interactions: 1 interactions with chain A Hydrophobic interactions: A:V.230 DGG.4: 11 residues within 4Å: Chain A: Y.232, G.235, L.236, L.239 Chain D: L.206, Y.209, V.234, G.235, T.238 Ligands: DGG.6, DGG.10 1 PLIP interactions: 1 interactions with chain A Hydrophobic interactions: A:L.239 DGG.6: 10 residues within 4Å: Chain A: L.206, V.234, G.235, T.238 Chain B: Y.232, G.235, L.236, L.239 Ligands: DGG.4, DGG.8 2 PLIP interactions: 1 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:Y.232, A:L.206 DGG.7: 10 residues within 4Å: Chain A: Y.214, F.218 Chain B: Y.209, I.212, L.216, M.227, V.230, L.233, V.234, S.237 2 PLIP interactions: 2 interactions with chain B Hydrophobic interactions: B:L.216, B:V.230 DGG.8: 11 residues within 4Å: Chain B: L.206, Y.209, V.234, G.235, T.238 Chain C: Y.232, G.235, L.236, L.239 Ligands: DGG.6, DGG.10 No protein-ligand interaction detected (PLIP) DGG.9: 13 residues within 4Å: Chain B: W.210, Y.214, F.218 Chain C: Y.209, I.212, L.216, L.222, V.226, M.227, V.230, L.233, V.234, S.237 1 PLIP interactions: 1 interactions with chain C Hydrophobic interactions: C:V.230 DGG.10: 10 residues within 4Å: Chain C: L.206, V.234, G.235, T.238 Chain D: Y.232, G.235, L.236, L.239 Ligands: DGG.4, DGG.8 2 PLIP interactions: 1 interactions with chain C, 1 interactions with chain D Hydrophobic interactions: C:L.206, D:Y.232 DGG.11: 10 residues within 4Å: Chain C: Y.214, F.218 Chain D: Y.209, I.212, L.216, M.227, V.230, L.233, V.234, S.237 1 PLIP interactions: 1 interactions with chain D Hydrophobic interactions: D:V.230

3 x CA: CALCIUM ION(Non-covalent)(Non-functional Binders)

CA.2: 4 residues within 4Å: Chain A: D.225 Chain B: D.225 Chain C: D.225 Chain D: D.225 No protein-ligand interaction detected (PLIP) CA.3: 8 residues within 4Å: Chain A: W.224, E.228 Chain B: W.224, E.228 Chain C: W.224, E.228 Chain D: W.224, E.228 5 PLIP interactions: 1 interactions with chain A, 1 interactions with chain C, 2 interactions with chain D, 1 interactions with chain B Metal complexes: A:E.228, C:E.228, D:E.228, D:E.228, B:E.228 CA.5: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Baradaran, R. et al., Cryo-EM structures of fungal and metazoan mitochondrial calcium uniporters. Nature (2018)

Release Date

2018-07-11

Peptides

Mitochondrial calcium uniporter MCU: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

Membrane

We predict this structure to be a membrane protein.
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Mitochondrial calcium uniporter MCU