X-ray diffraction
2.6Å resolution

Crystal structure of the COPII coat subunit, Sec24, complexed with a peptide containing the DxE cargo sorting signal of yeast Sys1 protein

Source organism: Saccharomyces cerevisiae
Primary publication:
SNARE selectivity of the COPII coat.
Cell 114 483-95 (2003)
PMID: 12941276

Function and Biology Details

Structure analysis Details

Assembly composition:
Non-polymer only dimer (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Protein transport protein SEC24 Chain: A
DxE cargo sorting signal peptide of yeast Sys1 protein Chain: B
Molecule details ›
Chain: B
Length: 9 amino acids
Theoretical weight: 1.07 KDa
Source organism: Saccharomyces cerevisiae
Expression system: Not provided

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X9A
Spacegroup: P3221
Unit cell:
a: 93.949Å b: 93.949Å c: 199.927Å
α: 90° β: 90° γ: 120°
R R work R free
0.203 0.203 0.256
Expression system: Not provided