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SRP0218

Sigma-Aldrich

TC-PTP Active human

recombinant, expressed in E. coli, ≥90% (SDS-PAGE)

Synonym(s):

PTPN2, T-cell protein-tyrosine phosphatase, TC-PTP

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About This Item

UNSPSC Code:
12352200
NACRES:
NA.32

biological source

human

recombinant

expressed in E. coli

Assay

≥90% (SDS-PAGE)

form

aqueous solution

mol wt

62.3 kDa

packaging

pkg of 20 μg

storage condition

avoid repeated freeze/thaw cycles

concentration

2.9 mg/mL

NCBI accession no.

UniProt accession no.

shipped in

dry ice

storage temp.

−70°C

Gene Information

human ... PTPN2(5771)

General description

Protein tyrosine phosphatase, Catalytic domain, (amino acids 2-315), (Gene bank accession number BC016727) with N-terminal GST tag, MW = 62.3 kDa, expressed in an E. coli expression system.

Application

Useful for the study of enzyme kinetics, regulation, to dephosphorylate target substrates and for screening inhibitors.

Unit Definition

One unit will hydrolyze 1 nmol p-nitrophenyl phosphate per minute at pH 7.4 and 30°C.

Physical form

Formulated in 25 mM Tris-HCl, pH 8.0, 75 mM NaCl, 0.05% Tween-20, 50% glycerol, 2 mM EDTA, 1 mM DTT, and 10 mM glutathione.

Preparation Note

Thaw on ice. Upon first thaw, briefly spin tube containing enzyme to recover full content of the tube. Aliquot enzyme into single use aliquots. Store remaining undiluted enzyme in aliquots at -70°C. Note: Enzyme is very sensitive to freeze/thaw cycles.

Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

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Jiao Luo et al.
British journal of pharmacology, 177(19), 4464-4480 (2020-07-15)
Protein tyrosine phosphatase (PTP) 1B (PTP1B) plays a critical role in the regulation of obesity, Type 2 diabetes mellitus and other metabolic diseases. However, drug candidates exhibiting PTP1B selectivity and oral bioavailability are currently lacking. Here, the enzyme inhibitory characteristics

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