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| Cat.No | ACP01301 | Target Name | APH1A |
|---|---|---|---|
| Form | Liquid or Lyophilized powder | Expression System | E.coli |
| Expression Range | 235-265aa | Mol Weight | 11.1 kDa |
| Protein Length | Partial | Purity | Greater than 85% as determined by SDS-PAGE. |
| Storage Buffer | 5%-50% glycerol. Lyophilized powder form: the buffer before lyophilization is Tris/PBS-based buffer, 6% Trehalose, Liquid form: default storage buffer is Tris/PBS-based buffer, pH 8.0. |
| Target Species | Human | Uniprot ID | Q96BI3 |
|---|
Uniprot Id
Q96BI3
Target Species
Human
Target Name
APH1A
Target Full Name
Gamma-secretase subunit APH-1A
Target Function
Non-catalytic subunit of the gamma-secretase complex, an endoprotease complex that catalyzes the intramembrane cleavage of integral membrane proteins such as Notch receptors and APP (amyloid-beta precursor protein). Required for normal gamma-secretase assembly. The gamma-secretase complex plays a role in Notch and Wnt signaling cascades and regulation of downstream processes via its role in processing key regulatory proteins, and by regulating cytosolic CTNNB1 levels.
Target Subcellular Location
Endoplasmic reticulum membrane; Multi-pass membrane protein. Golgi apparatus, Golgi stack membrane; Multi-pass membrane protein.
Target Protein Families
APH-1 family
Target Tissue Specificity
Widely expressed. Expressed in leukocytes, lung, placenta, small intestine, liver, kidney, spleen thymus, skeletal muscle, heart and brain. Isoform 1 and isoform 2 are nearly expressed at the same level.
Target Research Area
Others
Target Synonyms
APH1A; PSF; CGI-78; UNQ579/PRO1141; Gamma-secretase subunit APH-1A; APH-1a; Aph-1alpha; Presenilin-stabilization factor
Target Background
This gene encodes a component of the gamma secretase complex that cleaves integral membrane proteins such as Notch receptors and beta-amyloid precursor protein. The gamma secretase complex contains this gene product, or the paralogous anterior pharynx defective 1 homolog B (APH1B), along with the presenilin, nicastrin, and presenilin enhancer-2 proteins. The precise function of this seven-transmembrane-domain protein is unknown though it is suspected of facilitating the association of nicastrin and presenilin in the gamma secretase complex as well as interacting with substrates of the gamma secretase complex prior to their proteolytic processing. Polymorphisms in a promoter region of this gene have been associated with an increased risk for developing sporadic Alzheimer's disease. Alternative splicing results in multiple protein-coding and non-protein-coding transcript variants.
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