PDBe 4fse

X-ray diffraction
2.65Å resolution

crystal structure of beta-site app-cleaving enzyme 1 (bace-wt) complex with N-(N-(4-amino-3,5- dichlorobenzyl)carbamimidoyl)-3-(4-methoxyphenyl)-5- methyl-4-isothiazolecarboxamide


Function and Biology Details

Reaction catalysed:
Broad endopeptidase specificity. Cleaves Glu-Val-Asn-Leu-|-Asp-Ala-Glu-Phe in the Swedish variant of Alzheimer's amyloid precursor protein.
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Beta-secretase 1 Chains: A, B, D, E
Molecule details ›
Chains: A, B, D, E
Length: 455 amino acids
Theoretical weight: 50.22 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
  • Canonical: P56817 (Residues: 14-454; Coverage: 90%)
Gene names: BACE, BACE1, KIAA1149
Sequence domains: Eukaryotic aspartyl protease
Structure domains: Acid Proteases

Ligands and Environments

2 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU
Spacegroup: P21
Unit cell:
a: 86.334Å b: 131.219Å c: 88.947Å
α: 90° β: 97.6° γ: 90°
R R work R free
0.22 0.217 0.267
Expression system: Escherichia coli BL21(DE3)