Mouse Kelch Like ECH Associated Protein 1 (KEAP1) ELISA Kit | KEAP1 elisa kit
Mouse Kelch Like ECH Associated Protein 1 (KEAP1) ELISA Kit
Principle of the Assay: The microtiter plate provided in this kit has been pre-coated with an antibody specific to KEAP1. Standards or samples are then added to the appropriate microtiter plate wells with a biotin-conjugated antibody preparation specific to KEAP1. Next, Avidin conjugated to Horseradish Peroxidase (HRP) is added to each microplate well and incubated. After TMB substrate solution is added, only those wells that contain KEAP1, biotin-conjugated antibody and enzyme-conjugated Avidin will exhibit a change in color. The enzyme-substrate reaction is terminated by the addition of sulphuric acid solution and the color change is measured spectrophotometrically at a wavelength of 450nm +/- 10nm. The concentration of KEAP1 in the samples is then determined by comparing the O.D. of the samples to the standard curve.
NCBI and Uniprot Product Information
Uniprot Description
KEAP1: a substrate adapter protein for the E3 ubiquitin ligase complex formed by CUL3 and RBX1. Has tumor suppressor activity. Retains NRF2, BPTF and PGAM5 in the cytosol. Targets NRF2 for ubiquitination and degradation by the proteasome, thus resulting in the suppression of its transcriptional activity and of antioxidant response element-mediated detoxifying enzyme gene expression. Somatic mutations of KEAP1 or NRF2 commonly occur in solid cancers, irrespective of histological type, resulting in the constitutive transcription of cytoprotective genes. Genetic disruption of the KEAP1/CUL3 E3 ubiquitin ligase complex leads to the activation of the NF-kappaB pathway in lung cancer. Alternative activation of the cytoprotective NRF2 pathway exist in the absence of mutations in KEAP1 and HRF2: WTX, PALB2, SQSTM1, and DPP3 can competitively bind KEAP1. These proteins and others that bind KEAP1 contain an ¿ETGE¿ amino acid motif, which matches the KEAP1 interaction motif found in NRF2. Binding of these ¿ETGE¿-containing proteins can displace NRF2, freeing it to translocate to the nucleus and implement its cytoprotective transcriptional pathway. The DPP3 gene is frequently overexpressed in squamous cell lung carcinomas with high wt NRF2 activity. Its expression level significantly correlates with the response rate and progression-free survival of platinum-based first-line chemotherapy. May be a useful biomarker for predicting the chemosensitivity of patients with advanced-stage NSCLC. Broadly expressed, with highest levels in skeletal muscle. Ubiquitination and subsequent degradation of PGAM5 is inhibited by oxidative stress and sulforaphane.
Protein type: Endoplasmic reticulum; Motility/polarity/chemotaxis; Transcription regulation; Ubiquitin conjugating system
Chromosomal Location of Human Ortholog: 9|9 A3
Cellular Component: actin filament; cell-cell adherens junction; cytoplasm; cytosol; endoplasmic reticulum; focal adhesion; microtubule organizing center; midbody; nucleoplasm; nucleus; protein complex
Molecular Function: identical protein binding; protein binding; protein homodimerization activity; transcription factor binding; ubiquitin-protein transferase activity
Biological Process: cellular response to interleukin-4; cytoplasmic sequestering of transcription factor; in utero embryonic development; negative regulation of gene expression; negative regulation of transcription factor activity; proteasomal ubiquitin-dependent protein catabolic process; proteasomal ubiquitin-independent protein catabolic process; protein oligomerization; protein ubiquitination; regulation of epidermal cell differentiation; regulation of transcription, DNA-templated; transcription, DNA-dependent
Research Articles on KEAP1
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Product Notes
The Mouse KEAP1 keap1 (Catalog #AAA456889) is an ELISA Kit and is intended for research purposes only. The product is available for immediate purchase. The AAA456889 ELISA Kit recognizes Mouse KEAP1. It is sometimes possible for the material contained within the vial of "Kelch Like ECH Associated Protein 1 (KEAP1), 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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