SIRP alpha (SIRPA) Human Recombinant Protein
Specifications
| Product Data | |
| Species | Human |
|---|---|
| Expression Host | HEK293 |
| Expression cDNA Clone or AA Sequence | |
| Tag | C-Human Fc and 6×His Tag |
| Predicted MW | The protein has a predicted molecular mass of 70-98 kDa after removal of the signal peptide. |
| Purity | The purity of the protein is greater than 95% as determined by SDS-PAGE and Coomassie blue staining. |
| Buffer | Lyophilized from sterile PBS, pH 7.4. Normally 5% - 8% trehalose is added as protectants before lyophilization |
| Reconstitution Method | 1. Before opening the tube cap, centrifuge the sample tube at 5000g for 3-5min at room temperature to ensure the lyophilized sample settles down at the bottom of the tube. 2. Calculate the volume for reconstitution (in µL) using the formula: Quantity (mg)/Concentration (mg/mL)x1000 3. Dissolve the lyophilized protein sample in sterile water based on the calculated volume (µL) 4. After adding sterile water, cover the lid and mix by gently tapping the tube 5-10 times. Note: Do not vortex or vigorously pipette the sample. |
| Preparation | Affinity purification |
| Recommended Dilution | ELISA |
| Storage | Store the lyophilized protein at -20°C. After reconstitution, store the protein at -80°C for 12 months. Avoid repeated freezing and thawing. |
| Stability | 12 months from date of despatch |
| Shipping | Ambient |
| Reference Data | |
| Locus ID | 140885 |
| UniProt ID | P78324 |
| Synonyms | SHPS1;SIRPA;CD172A;BIT;MFR;MYD1;P84;PTPNS |
| Summary | Tyrosine-protein phosphatase non-receptor type substrate 1 (SHPS1) is also known as CD172 antigen-like family member A (CD172a), Macrophage fusion receptor, MyD-1 antigen, Signal-regulatory protein alpha (SIRPA or SIRP alpha) or p84, is a member of the SIRP family, and also belongs to the immunoglobulin superfamily. SIRP alpha is Ubiquitous and highly expressed in brain. SIRPA / CD172a is immunoglobulin-like cell surface receptor for CD47 and acts as docking protein and induces translocation of PTPN6, PTPN11 and other binding partners from the cytosol to the plasma membrane. SIRPA / SHPS-1 supports adhesion of cerebellar neurons, neurite outgrowth and glial cell attachment and may play a key role in intracellular signaling during synaptogenesis and in synaptic function By similarity. SIRPA / MyD1 involved in the negative regulation of receptor tyrosine kinase-coupled cellular responses induced by cell adhesion, growth factors or insulin and mediates negative regulation of phagocytosis, mast cell activation and dendritic cell activation. CD47 binding prevents maturation of immature dendritic cells and inhibits cytokine production by mature dendritic cells. |
| Protein Categories | CD Markers, Chemokines, Cytokines, Growth Factors, Membrane Proteins |
| Protein Families | ELISA |
Reviews
Documents
| FAQs |
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Resources
| Recombinant Protein Resources |
Other "SIRP alpha" proteins (13)
| SKU | Description | Size | Price | |
|---|---|---|---|---|
| PH307315 | SIRPA MS Standard C13 and N15-labeled recombinant protein (NP_542970) | 10 ug |
$3,360.00
|
|
| PH316320 | SIRPA MS Standard C13 and N15-labeled recombinant protein (NP_001035112) | 10 ug |
$3,360.00
|
|
| PH322380 | SIRPA MS Standard C13 and N15-labeled recombinant protein (NP_001035111) | 10 ug |
$3,360.00
|
|
| LC409074 | Lyophilized SIRPA HEK293T cell transient overexpression lysate (as WB positive control) | 20 ug |
$206.00
|
|
| LC421878 | Lyophilized SIRPA HEK293T cell transient overexpression lysate (as WB positive control) | 20 ug |
$206.00
|
|
| LC421879 | Lyophilized SIRPA HEK293T cell transient overexpression lysate (as WB positive control) | 20 ug |
$206.00
|
|
| LY409074 | Transient overexpression lysate of signal-regulatory protein alpha (SIRPA), transcript variant 3 (as WB positive control) | 100 ug |
$436.00
|
|
| LY421878 | Transient overexpression lysate of signal-regulatory protein alpha (SIRPA), transcript variant 1 (as WB positive control) | 100 ug |
$665.00
|
|
| LY421879 | Transient overexpression lysate of signal-regulatory protein alpha (SIRPA), transcript variant 2 (as WB positive control) | 100 ug |
$665.00
|
|
| TP307315 | Recombinant protein of human signal-regulatory protein alpha (SIRPA), transcript variant 3, 20 µg | 20 ug |
$737.00
|
|
| TP316320 | Recombinant protein of human signal-regulatory protein alpha (SIRPA), transcript variant 2, 20 µg | 20 ug |
$737.00
|
|
| TP322380 | Recombinant protein of human signal-regulatory protein alpha (SIRPA), transcript variant 1, 20 µg | 20 ug |
$737.00
|
|
| TP762372 | Purified recombinant protein of Human signal-regulatory protein alpha (SIRPA), transcript variant 1, Glu31-Ile373, with N-terminal His tag, expressed in E.coli, 50ug | 50 ug |
$260.00
|
|
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