3o4d

X-ray diffraction
1.65Å resolution

Crystal structure of Symfoil-4P: de novo designed beta-trefoil architecture with symmetric primary structure

Released:
Source organism: synthetic construct
Primary publication:
Experimental support for the evolution of symmetric protein architecture from a simple peptide motif.
Proc Natl Acad Sci U S A 108 126-30 (2011)
PMID: 21173271

Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
PDBe Complex ID:
PDB-CPX-163844 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
de novo designed beta-trefoil architecture with symmetric primary structure Chain: A
Molecule details ›
Chain: A
Length: 142 amino acids
Theoretical weight: 15.86 KDa
Source organism: synthetic construct
Expression system: Escherichia coli
Structure domains: Trefoil (Acidic Fibroblast Growth Factor, subunit A)

Ligands and Environments

3 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 22-BM
Spacegroup: I222
Unit cell:
a: 50.372Å b: 53.151Å c: 84.78Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.191 0.19 0.226
Expression system: Escherichia coli