Rabbit PTPRK ELISA Kit | PTPRK elisa kit
Rabbit PTPRK (Protein Tyrosine Phosphatase Receptor Type K) ELISA Kit
Principle of the Assay: This ELISA kit uses Sandwich-ELISA as the method. The micro ELISA plate provided in this kit has been pre-coated with an antibody specific to PTPRK. Standards or samples are added to the appropriate micro ELISA plate wells and combined with the specific antibody. Then a biotinylated detection antibody specific for PTPRK and Avidin-Horseradish Peroxidase (HRP) conjugate is added to each micro plate well successively and incubated. Free components are washed away. The substrate solution is added to each well. Only those wells that contain PTPRK, biotinylated detection antibody and Avidin-HRP conjugate will appear blue in color. The enzyme-substrate reaction is terminated by the addition of a sulphuric acid solution and the color turns yellow. The optical density (OD) is measured spectrophotometrically at a wavelength of 450 nm +/- 2 nm. The OD value is proportional to the concentration of PTPRK. You can calculate the concentration of PTPRK in the samples by comparing the OD of the samples to the standard curve.
NCBI and Uniprot Product Information
NCBI Description
The protein encoded by this gene is a member of the protein tyrosine phosphatase (PTP) family. PTPs are known to be signaling molecules that regulate a variety of cellular processes including cell growth, differentiation, mitotic cycle, and oncogenic transformation. This PTP possesses an extracellular region, a single transmembrane region, and two tandem catalytic domains, and thus represents a receptor-type PTP. The extracellular region contains a meprin-A5 antigen-PTP mu (MAM) domain, an Ig-like domain and four fibronectin type III-like repeats. This PTP was shown to mediate homophilic intercellular interaction, possibly through the interaction with beta- and gamma-catenin at adherens junctions. Expression of this gene was found to be stimulated by TGF-beta 1, which may be important for the inhibition of keratinocyte proliferation. [provided by RefSeq, Jul 2008]
Uniprot Description
PTPRK: a receptor tyrosine phosphatase involved in processes including cell contact and adhesion, growth, tumor invasion, and metastasis. Is a negative regulator of EGFR signaling. Forms complexes with beta-catenin and gamma-catenin, and may modulate the phosphorylation status of beta-catenin. Absent or down-regulated in multiple melanoma cell lines and some melanoma tumors. The gene lies in a region frequently deleted in hematological neoplasms, melanomas, ovary carcinomas, and many other solid tumors. Can play a dual role of tumor suppressor and tumor promoter in mammary epithelial cells. Overexpression results in inhibition of basal proliferation and EGFR signaling in cancer cells. A key regulator of EGFR tyrosine phosphorylation and function in human keratinocytes. TGF-beta 1 stimulates its expression, which may be important for the inhibition of keratinocyte proliferation. Belongs to the protein-tyrosine phosphatase family, receptor class 2B subfamily. Four isoforms of the human protein are produced by alternative splicing.
Protein type: EC 3.1.3.48; Motility/polarity/chemotaxis; Receptor protein phosphatase, tyrosine; Membrane protein, integral
Chromosomal Location of Human Ortholog: 6q22.2-q22.3
Cellular Component: adherens junction; photoreceptor outer segment; cell surface; cell soma; axon; integral to plasma membrane; dendrite; integral to membrane; intercellular junction
Molecular Function: protein binding; gamma-catenin binding; beta-catenin binding; transmembrane receptor protein tyrosine phosphatase activity; protein tyrosine phosphatase activity; protein kinase binding
Biological Process: focal adhesion formation; negative regulation of cell proliferation; cell migration; transforming growth factor beta receptor signaling pathway; cell adhesion; protein amino acid dephosphorylation; negative regulation of transcription, DNA-dependent; signal transduction; negative regulation of cell migration; negative regulation of cell cycle
Research Articles on PTPRK
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Product Notes
The Rabbit PTPRK ptprk (Catalog #AAA2502079) is an ELISA Kit and is intended for research purposes only. The product is available for immediate purchase. The AAA2502079 ELISA Kit recognizes Rabbit PTPRK. It is sometimes possible for the material contained within the vial of "PTPRK, ELISA Kit" to become dispersed throughout the inside of the vial, particularly around the seal of said vial, during shipment and storage. We always suggest centrifuging these vials to consolidate all of the liquid away from the lid and to the bottom of the vial prior to opening. Please be advised that certain products may require dry ice for shipping and that, if this is the case, an additional dry ice fee may also be required.Precautions
All products in the AAA Biotech catalog are strictly for research-use only, and are absolutely not suitable for use in any sort of medical, therapeutic, prophylactic, in-vivo, or diagnostic capacity. By purchasing a product from AAA Biotech, you are explicitly certifying that said products will be properly tested and used in line with industry standard. AAA Biotech and its authorized distribution partners reserve the right to refuse to fulfill any order if we have any indication that a purchaser may be intending to use a product outside of our accepted criteria.Disclaimer
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