› 6c4x

X-ray diffraction
3.55Å resolution

Cross-alpha Amyloid-like Structure alphaAmmem

Released:
DOI: 10.2210/pdb6c4x/pdb
PDB entry 6c4x coloured by chain, front view.
PDB entry 6c4x coloured by chain, side view.
PDB entry 6c4x coloured by chain, top view.
Source organism: synthetic construct
Primary publication:
Designed peptides that assemble into cross-α amyloid-like structures.
Zhang SQ, Huang H, Yang J, Kratochvil HT, Lolicato M, Liu Y, Shu X, Liu L, DeGrado WF
Nat Chem Biol 14 870-875 (2018)
PMID: 30061717

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo octamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-166492 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
cross-alpha amyloid-like membrane peptide alpha-AmMEM Chains: A, B, C, D, E, F, G, H
Molecule details ›
Chains: A, B, C, D, E, F, G, H
Length: 27 amino acids
Theoretical weight: 2.82 KDa
Source organism: synthetic construct
Expression system: Not provided

Ligands and Environments

2 bound ligands:
Ligand MPD 1 x MPD
Ligand ZN 1 x ZN
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 8.3.1
Spacegroup: P6122
Unit cell:
a: 82.676Å b: 82.676Å c: 155.009Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.309 0.307 0.345
Expression system: Not provided

Quick links

Citations

4 review citations

De novo protein design, a retrospective.
Korendovych et al. (2020)
3 more

2 mentions without citation

Protein Design: From the Aspect of Water Solubility and Stability.
Qing et al. (2022)
1 more