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Typical Testing Data/Standard Curve (for reference only) (Fig.1. Human Low-density lipoprotein-receptor-related protein 4 (LRP-4) Standard Curve.)

Human Low-Density Lipoprotein-receptor-Related Protein 4 (LRP-4) ELISA Kit | LRP-4 elisa kit

Human Low-Density Lipoprotein-receptor-Related Protein 4 (LRP-4) ELISA Kit

Gene Names
LRP4; CLSS; CMS17; LRP-4; LRP10; MEGF7; SOST2
Reactivity
Human
Synonyms
Low-Density Lipoprotein-receptor-Related Protein 4 (LRP-4); Human Low-Density Lipoprotein-receptor-Related Protein 4 (LRP-4) ELISA Kit; LRP4; KIAA0816; LRP10; MEGF7; low-density lipoprotein receptor-related protein 4; multiple epidermal growth factor-like domains 7; LRP-4 elisa kit
Ordering
For Research Use Only!
Reactivity
Human
Specificity
Human Low-density lipoprotein-receptor-related protein 4 (LRP-4) ELISA Kit has high sensitivity and excellent specificity for detection of Human LRP4. No significant cross-reactivity or interference between Human LRP4 and analogues was observed.
Sequence Length
1905
Assay Type
Sandwich ELISA (Quantitative)
Samples
Cell Culture Supernatants, Serum, Plasma, Other Biological Fluids
Detection Method
Colorimetric
Usage Notes
* Do not mix components from different kit lots or use reagents beyond the kit expiration date.
* Allow all reagents to warm to room temperature for at least 30 minutes before opening.
* Pre-rinse the pipet tip with reagent, use fresh pipet tips for each sample, standard and reagent to avoid contamination.
* Unused wells must be kept desiccated at 4 degree C in the sealed bag provided.
* Mix Thoroughly is very important for the result. It is recommended using low frequency oscillator or slight hand shaking every 10 minutes.
* It is recommended that all samples and standards be assayed in duplicate or triplicate.
Preparation and Storage
Store at 2-8 degree C.

Typical Testing Data/Standard Curve (for reference only)

(Fig.1. Human Low-density lipoprotein-receptor-related protein 4 (LRP-4) Standard Curve.)

Typical Testing Data/Standard Curve (for reference only) (Fig.1. Human Low-density lipoprotein-receptor-related protein 4 (LRP-4) Standard Curve.)
Related Product Information for LRP-4 elisa kit
Description: This Human Low-density lipoprotein-receptor-related protein 4 (LRP-4) ELISA Kit employs a two-site sandwich ELISA to quantitate LRP4 in samples. An antibody specific for LRP4 has been pre-coated onto a microplate. Standards and samples are pipetted into the wells and any LRP4 present is bound by the immobilized antibody. After removing any unbound substances, a biotin-conjugated antibody specific for LRP4 is added to the wells. After washing, Streptavidin conjugated Horseradish Peroxidase (HRP) is added to the wells. Following a wash to remove any unbound avidin-enzyme reagent, a substrate solution is added to the wells and color develops in proportion to the amount of LRP4 bound in the initial step. The color development is stopped and the intensity of the color is measured.

Background: Proteins with EGF-like domains often consist of more than 1,000 amino acids, have multiple copies of the EGF-like domain, and contain additional domains known to be involved in specific protein-protein interactions. The predicted partial LRP4 protein contains 2 EGF-like domains, a calcium binding-type EGF-like domain, 3 LDL receptor-type EGF-like domains, 4 YWTD spacer regions, a transmembrane domain, a cytoplasmic NPXY motif, which is required for clustering and internalization of LDL receptors, and a cytoplasmic tSXV motif, which anchors proteins with a PDZ domain. The sequence and domain organization of LRP4 shows significant similarities to those of members of the LDL receptor family. Northern blot analysis detected rat Megf7 expression in several regions of the brain.

NCBI and Uniprot Product Information

NCBI GI #
NCBI GeneID
NCBI Accession #
NCBI GenBank Nucleotide #
UniProt Accession #
NCBI Official Full Name
low-density lipoprotein receptor-related protein 4
NCBI Official Synonym Full Names
LDL receptor related protein 4
NCBI Official Symbol
LRP4
NCBI Official Synonym Symbols
CLSS; CMS17; LRP-4; LRP10; MEGF7; SOST2
NCBI Protein Information
low-density lipoprotein receptor-related protein 4
UniProt Protein Name
Low-density lipoprotein receptor-related protein 4
UniProt Gene Name
LRP4
UniProt Synonym Gene Names
KIAA0816; LRP10; MEGF7; LRP-4
UniProt Entry Name
LRP4_HUMAN

NCBI Description

This gene encodes a member of the low-density lipoprotein receptor-related protein family. The encoded protein may be a regulator of Wnt signaling. Mutations in this gene are associated with Cenani-Lenz syndrome. [provided by RefSeq, May 2010]

Uniprot Description

LRP4: Mediates SOST-dependent inhibition of bone formation. Functions as a specific facilitator of SOST-mediated inhibition of Wnt signaling. Plays a key role in the formation and the maintenance of the neuromuscular junction (NMJ), the synapse between motor neuron and skeletal muscle. Directly binds AGRIN and recruits it to the MUSK signaling complex. Mediates the AGRIN- induced phosphorylation of MUSK, the kinase of the complex. The activation of MUSK in myotubes induces the formation of NMJ by regulating different processes including the transcription of specific genes and the clustering of AChR in the postsynaptic membrane. Alternatively, may be involved in the negative regulation of the canonical Wnt signaling pathway, being able to antagonize the LRP6-mediated activation of this pathway. More generally, has been proposed to function as a cell surface endocytic receptor binding and internalizing extracellular ligands for degradation by lysosomes. Defects in LRP4 are the cause of Cenani-Lenz syndactyly syndrome (CLSS). It is a congenital malformation syndrome defined as complete and complex syndactyly of the hands combined with malformations of the forearm bones and similar manifestations in the lower limbs. Defects in LRP4 are the cause of sclerosteosis type 2 (SOST2). A sclerosing bone dysplasia characterized by a generalized hyperostosis and sclerosis leading to a markedly thickened skull, with mandible, ribs, clavicles and all long bones also being affected. Due to narrowing of the foramina of the cranial nerves, facial nerve palsy, hearing loss and atrophy of the optic nerves can occur. Sclerosteosis is clinically and radiologically very similar to van Buchem disease, mainly differentiated by hand malformations and a large stature in sclerosteosis patients. Belongs to the LDLR family.

Protein type: Membrane protein, integral; Receptor, misc.; Cell surface

Chromosomal Location of Human Ortholog: 11p11.2

Cellular Component: cell surface; cell soma; postsynaptic density; dendrite; integral to membrane; flotillin complex; neuromuscular junction

Molecular Function: protein binding; protein homodimerization activity; apolipoprotein binding; calcium ion binding; receptor tyrosine kinase binding

Biological Process: limb development; extracellular matrix organization and biogenesis; regulation of protein amino acid phosphorylation; Wnt receptor signaling pathway; dendrite morphogenesis; endocytosis; odontogenesis of dentine-containing teeth; hair follicle development; synaptic growth at neuromuscular junction; dorsal/ventral pattern formation; negative regulation of ossification; synapse organization and biogenesis; protein heterotetramerization; negative regulation of axonogenesis; embryonic digit morphogenesis; kidney development; proximal/distal pattern formation

Disease: Myasthenic Syndrome, Congenital, 17; Cenani-lenz Syndactyly Syndrome; Sclerosteosis 2

Research Articles on LRP-4

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Product Notes

The Human LRP-4 lrp4 (Catalog #AAA9715446) is an ELISA Kit and is intended for research purposes only. The product is available for immediate purchase. The AAA9715446 ELISA Kit recognizes Human LRP-4. It is sometimes possible for the material contained within the vial of "Low-Density Lipoprotein-receptor-Related Protein 4 (LRP-4), 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

Though we do strive to guarantee the information represented in this datasheet, AAA Biotech cannot be held responsible for any oversights or imprecisions. AAA Biotech reserves the right to adjust any aspect of this datasheet at any time and without notice. It is the responsibility of the customer to inform AAA Biotech of any product performance issues observed or experienced within 30 days of receipt of said product. To see additional details on this or any of our other policies, please see our Terms & Conditions page.

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