AR39056PU-N Adenosine deaminase (1-363, His-tag)

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50 µg / €400.00
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Adenosine deaminase

Product Description for Adenosine deaminase

Adenosine deaminase.
Presentation: Purified

Properties for Adenosine deaminase

Product Category Proteins & Growth Factors
Quantity 50 µg
Synonyms ADA, Adenosine aminohydrolase
Presentation Purified
Molecular weight 42.9 kDa
Source E. coli
Species (Protein) Human
Shipping to Worldwide
PDF datasheet View Datasheet
Manufacturer OriGene Technologies GmbH
Material safety datasheet MSDS for Proteins (de)

Datasheet Extract

Immunogen
Swiss Prot Num:
P00813
Purity > 85 %
Background ADA, also known as adenosine deaminase, catalyzes the hydrolytic deamination of adenosine and 2-deoxyadenosine. This protein plays an important role in purine metabolism and in adenosine homeostasis. ADA acts as a positive regulator of T-cell coactivation, by binding DPP4. Its interaction with DPP4 regulates lymphocyte-epithelial cell adhesion.
Concentration 0.5 mg/ml (determined by Bradford assay)
Protocols Activity Assay
1.Prepare a 1.5 ml reaction mix: the final concentrations are 53.3mM potassium phosphate, 0.045mM adenosine, 0.003% (w/v) bovine serum.
2.Add recombinant ADA protein with various concentrations (0.1ug, 0.2) in assay buffer.
3.Mix by inversion and record A260nm for approximately 5 minutes.
General Readings Gines S., et al. (2002) Biochem. 361:203-209.
Storage Store undiluted at 2-8°C for up to two weeks or (in aliquots) at -20°C or -70°C for longer.
Avoid repeated freezing and thawing.
Shelf life: one year from despatch.
Description
Description:
Recombinant human ADA protein, fused to His-tag at N-terminus, was expressed in E.coli and purified by using conventional chromatography.
AA Sequence:
MGSSHHHHHH SSGLVPRGSH MAQTPAFDKP KVELHVHLDG SIKPETILYY GRRRGIALPA NTAEGLLNVI GMDKPLTLPD FLAKFDYYMP AIAGCREAIK RIAYEFVEMK AKEGVVYVEV RYSPHLLANS KVEPIPWNQA EGDLTPDEVV ALVGQGLQEG ERDFGVKARS ILCCMRHQPN WSPKVVELCK KYQQQTVVAI DLAGDETIPG SSLLPGHVQA YQEAVKSGIH RTVHAGEVGS AEVVKEAVDI LKTERLGHGY HTLEDQALYN RLRQENMHFE ICPWSSYLTG AWKPDTEHAV IRLKNDQANY SLNTDDPLIF KSTLDTDYQM TKRDMGFTEE EFKRLNINAA KSSFLPEDEK RELLDLLYKA YGMPPSASAG QNL
Molecular weight:
(383aa), confirmed by MALDI-TOF
Specific activity:
Specific activity is >40 units/mg, and is defined as the amount of enzyme that convert 1.0 umol of adenosine to inosine per minute at pH 7.5 at 25°C.
Format
Buffer System:
20mM Tris-HCl buffer (pH 8.0) containing 20% glycerol, 1mM DTT
Purity:
>85%
State:
Liquid purified protein
Purified
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