PROVETOP

Human BACE-1 Protein

Catalog No: BACE1-HF001

Species
Human
Expression System
HEK293
Tag
an hFc (IgG1)

Product overview

Recombinant Human BACE-1 Protein is expressed in HEK293 cells with an hFc (IgG1) tag at the C-terminus. It contains amino acid residues Thr22-Thr457 (accession: NP_036236.1).

Product Details

Molecular Aliases
Beta-secretase 1; ASP2; Asp 2; BACE1; BACE; FLJ90568; HSPC104; KIAA1149; Memapsin-2; BACE-1; EC 3.4.23; EC 3.4.23.46;β-secretase 1;EC3.4.23; EC3.4.23.46;b-secretase 1
Protein Length
Thr22-Thr457
Expression System
HEK293
Theoretical Molecular Weight
The protein has a predicted MW of 75.2 kDa (pro-form) and 72.6 kDa (mature-form). Due to glycosylation, the protein migrates to 85-100 kDa based on Bis-Tris PAGE result.
Purity
> 95% as determined by Bis-Tris PAGE > 95% as determined by HPLC
Endotoxin
Less than 1 EU per ug by the LAL method.
Buffer / Formulation
Lyophilized from 0.22μm filtered solution in PBS (pH 7.4). Normally 8% trehalose is added as protectant before lyophilization.
State
Lyophilized
Storage Conditions
-20 to -80°C for 12 months as supplied from date of receipt. -80°C for 3 months after reconstitution. Recommend to aliquot the protein into smaller quantities for optimal storage. Please minimize freeze-thaw cycles.
Reconstitution Advice
Dissolve the lyophilized protein in distilled water. Please refer to the Certificate of Analysis for detailed instructions.

Data Display

Bis-Tris PAGE
BACE1-HF001 Bis-Tris-PAGE-white result

Human BACE-1 on Bis-Tris PAGE under reduced condition. The purity is greater than 95%.

SEC-HPLC
BACE1-HF001 SEC-HPLC result

The purity of Human BACE-1 is greater than 95% as determined by SEC-HPLC.

Background

The beta-site amyloid precursor protein cleaving enzyme-1 (BACE-1) initiates the generation of amyloid-β (Aβ), and the amyloid cascade leading to amyloid plaque deposition, neurodegeneration, and dementia in Alzheimer's disease (AD). Clinical failures of anti-Aβ therapies in dementia stages suggest that treatment has to start in the early, asymptomatic disease states.

References

  1. Neumann U, Ufer M, Jacobson LH, Rouzade-Dominguez ML, Huledal G, Kolly C, Lüönd RM, Machauer R, Veenstra SJ, Hurth K, Rueeger H, Tintelnot-Blomley M, Staufenbiel M, Shimshek DR, Perrot L, Frieauff W, Dubost V, Schiller H, Vogg B, Beltz K, Avrameas A, Kretz S, Pezous N, Rondeau JM, Beckmann N, Hartmann A, Vormfelde S, David OJ, Galli B, Ramos R, Graf A, Lopez Lopez C. The BACE-1 inhibitor CNP520 for prevention trials in Alzheimer's disease. EMBO Mol Med. 2018 Nov;10(11):e9316. doi: 10.15252/emmm.201809316. PMID: 30224383; PMCID: PMC6220303.

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