SLURP1 Human Monomer

Secreted LY6/PLAUR Domain Containing 1 Monomer Human Recombinant
Cat. No.
BT17146
Source
Escherichia Coli.
Synonyms
Secreted LY6/PLAUR Domain Containing 1, Lymphocyte Antigen 6-Like Secreted, Anti-Neoplastic Urinary Protein, ARS(Component B)-81/S, ARS Component B, SLURP-1, ANUP, ARS, Secreted Ly6/UPAR Related Protein 1, LY6LS, ArsB, MDM, SLURP1.
Appearance
Filtered White lyophilized (freeze-dried) powder.
Purity
Greater than 95.0% as determined by SDS-PAGE.
Usage
THE BioTek's products are furnished for LABORATORY RESEARCH USE ONLY. They may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.
Shipped with Ice Packs
In Stock

Description

SLURP1 Human Recombinant produced in E.Coli is a single, non-glycosylated, polypeptide chain (Leu23-leu103) containing 89 amino acids including an 8 aa His tag at N-terminus. The total calculated molecular mass is 9.9kDa.

Product Specs

Introduction
As a member of the Ly6/uPAR family, Secreted LY6/PLAUR Domain Containing 1 (SLURP1) is unique in that it lacks a GPI-anchoring signal sequence. The protein is thought to possess antitumor activity and serves as a marker for late-stage skin differentiation. It is believed to play a role in maintaining the physiological and structural integrity of the skin's keratinocyte layers. The SLURP1 gene is located in the same chromosomal region as some members of the Ly6/uPAR family of glycoprotein receptors. Notably, mutations in the SLURP1 gene have been linked to Mal de Meleda, a rare autosomal recessive skin disorder.
Description
Recombinant Human SLURP1, expressed in E. coli, is a single, non-glycosylated polypeptide chain. It consists of 89 amino acids, including an 8 aa His tag at the N-terminus, resulting in a calculated molecular mass of 9.9kDa. The sequence spans from Leu23 to Leu103.
Physical Appearance
White, lyophilized powder after filtration.
Formulation
SLURP1 undergoes a 0.4µm filtration process and is subsequently lyophilized from a 0.5mg/ml solution. The lyophilization buffer comprises 20mM Tris buffer and 50mM NaCl, at a pH of 8.0.
Solubility
To create a working stock solution, add deionized water to the lyophilized pellet, aiming for a concentration of approximately 0.5mg/ml. Allow the pellet to dissolve completely. Important: SLURP1 is not sterile. Prior to use in cell culture, it is essential to filter the product through an appropriate sterile filter.
Stability
The lyophilized protein should be stored at -20°C. After reconstitution, aliquot the product to prevent repeated freeze-thaw cycles. Reconstituted protein remains stable at 4°C for a limited period; stability has been observed for two weeks at 4°C.
Purity
Purity is determined by SDS-PAGE analysis and is greater than 95.0%.
Synonyms
Secreted LY6/PLAUR Domain Containing 1, Lymphocyte Antigen 6-Like Secreted, Anti-Neoplastic Urinary Protein, ARS(Component B)-81/S, ARS Component B, SLURP-1, ANUP, ARS, Secreted Ly6/UPAR Related Protein 1, LY6LS, ArsB, MDM, SLURP1.
Source
Escherichia Coli.
Amino Acid Sequence
MKHHHHHHLK CYTCKEPMTS ASCRTITRCK PEDTACMTTL VTVEAEYPFN QSPVVTRSCS SSCVATDPDS IGAAHLIFCC FRDLCNSEL.

Product Science Overview

Introduction

The Secreted LY6/PLAUR Domain Containing 1 Monomer, also known as SLURP1, is a protein encoded by the SLURP1 gene. This protein is a member of the Ly6/uPAR family, which is characterized by a distinct disulfide bridge pattern creating the three-finger Ly6/uPAR (LU) domain . The SLURP1 protein is secreted and lacks a GPI-anchoring signal sequence, distinguishing it from other members of the Ly6/uPAR family .

Gene and Protein Structure

The SLURP1 gene is located on chromosome 8 in humans and is part of a cluster of genes encoding Ly6/uPAR family proteins . The protein encoded by this gene contains an 80 amino acid LU domain with ten cysteines arranged in a specific spacing pattern, allowing the formation of distinct disulfide bridges . This structure is crucial for the protein’s function and stability.

Function and Biological Activity

SLURP1 has been implicated in several biological processes, including:

  • Antitumor Activity: SLURP1 is thought to possess antitumor properties, although the exact mechanisms are still under investigation .
  • Skin Differentiation: It serves as a marker of late differentiation in the skin and is involved in maintaining the physiological and structural integrity of the keratinocyte layers .
  • Modulation of Nicotinic Acetylcholine Receptors (nAChRs): SLURP1 can down-regulate keratinocyte proliferation by modulating nAChR activity. It inhibits alpha-7-dependent nAChR currents in an allosteric manner .
  • Immunomodulatory Function: In T cells, SLURP1 may regulate intracellular calcium signaling, and it seems to have an immunomodulatory role in the cornea .
Clinical Significance

Mutations in the SLURP1 gene have been associated with Mal de Meleda, a rare autosomal recessive skin disorder characterized by palmoplantar keratoderma . This condition highlights the importance of SLURP1 in maintaining skin integrity and function.

Recombinant SLURP1

Recombinant SLURP1 is produced using recombinant DNA technology, which involves inserting the SLURP1 gene into an expression system to produce the protein in vitro. This recombinant form is used in various research applications to study its function and potential therapeutic uses.

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