ACP1 Human

Acid Phosphatase-1 Human Recombinant
Cat. No.
BT26254
Source
Escherichia Coli.
Synonyms
HAAP, MGC3499, MGC111030, ACP1, Low molecular weight phosphotyrosine protein phosphatase, LMW-PTPase, LMW-PTP, Low molecular weight cytosolic acid phosphatase, Red cell acid phosphatase 1, Adipocyte acid phosphatase.
Appearance
Sterile filtered colorless solution.
Purity
Greater than 95.0% as determined by SDS-PAGE.
Usage
THE BioTek's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.
Shipped with Ice Packs
In Stock

Description

Recombinant Human ACP1 produced in E.Coli is a single, non-glycosylated polypeptide chain containing 178 amino acids (1-158 a.a.) and having a molecular mass of 20.1 kDa. ACP1 is fused to a 20 amino acid His-Tag at N-Terminus and purified by conventional chromatography techniques.

Product Specs

Introduction
ACP1, a member of the phosphotyrosine protein family, is an acid phosphatase and protein tyrosine phosphatase (PTPase) found in all human tissues, including adipocytes. It catalyzes the hydrolysis of protein tyrosine phosphate to protein tyrosine and orthophosphate, as well as orthophosphoric monoesters to alcohol and orthophosphate. ACP1's presence in adipocytes suggests a role in adipose tissue regulation. Elevated ACP1 levels have been shown to negatively regulate cell proliferation and leiomyoma growth through PDGF receptor dephosphorylation. Significant variations in birth weight-placental weight ratios have been linked to different acid phosphatase locus 1 phenotypes.
Description
Recombinant Human ACP1, expressed in E. coli, is a single, non-glycosylated polypeptide chain comprising 178 amino acids (1-158 a.a.) with a molecular weight of 20.1 kDa. An N-terminal 20 amino acid His-Tag is fused to ACP1, which is purified using standard chromatographic techniques.
Physical Appearance
A clear, colorless solution that has been sterilized by filtration.
Formulation
The ACP1 protein solution is formulated in 20mM MES buffer at pH 6.0, containing 0.1mM PMSF, 2mM EDTA, and 10% glycerol.
Stability
For short-term storage (2-4 weeks), keep at 4°C. For extended storage, freeze at -20°C. The addition of a carrier protein (0.1% HSA or BSA) is advised for long-term storage. Repeated freezing and thawing should be avoided.
Purity
SDS-PAGE analysis indicates a purity greater than 95%.
Specific Activity
The specific activity is greater than 15,000 Units per milligram of protein.
Unit Definition
One unit of enzyme activity is defined as the quantity necessary to hydrolyze 1 nanomole of p-nitrophenyl phosphate per minute at a temperature of 37°C in MES buffer at pH 5.0 using a substrate concentration of 10mM.
Synonyms
HAAP, MGC3499, MGC111030, ACP1, Low molecular weight phosphotyrosine protein phosphatase, LMW-PTPase, LMW-PTP, Low molecular weight cytosolic acid phosphatase, Red cell acid phosphatase 1, Adipocyte acid phosphatase.
Source
Escherichia Coli.
Amino Acid Sequence
MGSSHHHHHH SSGLVPRGSH MAEQATKSVL FVCLGNICRS PIAEAVFRKL VTDQNISENW VIDSGAVSDW NVGRSPDPRA VSCLRNHGIHTAHKARQITK EDFATFDYIL CMDESNLRDL NRKSNQVKTC KAKIELLGSY DPQKQLIIED PYYGNDSDFE TVYQQCVRCC RAFLEKAH.

Product Science Overview

Structure and Function

ACP1 hydrolyzes protein tyrosine phosphate to protein tyrosine and orthophosphate. It plays a crucial role in various cellular processes, including cell proliferation, differentiation, and signal transduction. The enzyme is involved in the dephosphorylation of tyrosine residues in proteins, which is a key regulatory mechanism in cellular signaling pathways .

Expression and Localization

ACP1 is expressed in various tissues, including lymphoid tissue, bone marrow, testis, and skeletal muscle. It is involved in several biological processes such as immune response, protein ubiquitination, and transmembrane transport . The enzyme is localized in the cytoplasm and is known to interact with several other proteins, contributing to its diverse functional roles.

Clinical Significance

The activity of acid phosphatases, including ACP1, has been studied in the context of various diseases. For instance, different forms of acid phosphatase are used to evaluate the success of surgical treatment for prostate cancer . In the past, they were also used to diagnose this type of cancer. Additionally, ACP1 has been investigated as a cytogenetic marker to distinguish between different lineages of acute lymphoblastic leukemia (ALL). B-ALL (a leukemia of B lymphocytes) is acid-phosphatase negative, while T-ALL (originating from T lymphocytes) is acid-phosphatase positive .

Recombinant Production

Recombinant human ACP1 is produced using various expression systems, including bacterial, yeast, and mammalian cells. The recombinant production of ACP1 allows for the study of its structure, function, and potential therapeutic applications. The availability of recombinant ACP1 has facilitated research into its role in cellular processes and its potential as a target for drug development.

Research Applications

ACP1 is widely used in biochemical research to study its enzymatic activity, substrate specificity, and regulatory mechanisms. It is also used in the development of assays to measure phosphatase activity in various biological samples. The enzyme’s role in signal transduction pathways makes it a valuable tool for investigating cellular responses to different stimuli.

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