AR09603PU-N MDH1 (1-334, His-tag)

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0.1 mg / €320.00
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MDH1

AR09603PU-N

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  • AR09603PU-N

Product Description for MDH1

MDH1.
Presentation: Purified

Properties for MDH1

Product Category Proteins & Growth Factors
Quantity 0.1 mg
Synonyms MDHA, Malate dehydrogenase, cytoplasmic
Presentation Purified
Molecular weight 37.4 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:
P40925
Purity > 95 % by SDS-PAGE
Background MDH1 is one of the two malate dehydrogenases. Malate dehydrogenase catalyzes the reversible oxidation of malate to oxaloacetate, utilizing the NAD/NADH cofactor system in the citric acid cycle. In particular, MDH1 is localized to the cytoplasm and may play pivotal roles in the malate-aspartate shuttle that operates in the metabolic coordination between cytosol and mitochondria. This protein also regulates p53-dependent cell-cycle arrest and apoptosis in response to glucose deprivation.
Concentration 1.0 mg/ml (determined by Bradford assay)
Protocols Activity Assay
1.Prepare assay buffer into a suitable container and pre-chill on ice before use: The final concentrations are 100 mM Potassium phosphate, 0.13 mM beta-nicotinamide adenine dinucleotide, reduced form, 0.25 mM oxalacetic acid.
2.Add recombinant MDH protein with various concentrations (0.1ug, 0.5ug, 1ug) in assay buffer.
3.Mix by inversion, equilibrate to 1°C, and monitor at A340nm until the value is constant using a spectrophotometer.
4.Record the increase at A340nm for approximately 2 minutes.
General Readings Youn HD., et al. (2009) Cell Death Differ. 16(5):738-48
Waye MM., et al (2005) J Cell Biochem. 94(4):763-73.
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 MDH1 protein, fused to His-tag at C-terminus, was expressed in E.coli and purified by using conventional chromatography.
AA Sequence:
MSEPIRVLVT GAAGQIAYSL LYSIGNGSVF GKDQPIILVL LDITPMMGVL DGVLMELQDC ALPLLKDVIATDKEDVAFKD LDVAILVGSM PRREGMERKD LLKANVKIFK SQGAALDKYA KKSVKVIVVG NPANTNCLTA SKSAPSIPKE NFSCLTRLDH NRAKAQIALK LGVTANDVKN VIIWGNHSST QYPDVNHAKV KLQGKEVGVY EALKDDSWLK GEFVTTVQQR GAAVIKARKL SSAMSAAKAI CDHVRDIWFG TPEGEFVSMG VISDGNSYGV PDDLLYSFPV VIKNKTWKFV EGLPINDFSR EKMDLTAKEL TEEKESAFEF LSSALEHHHH HH
Biological activity:
Specific activity is > 8 units/mg, and is defined as the amount of enzyme that cleaves 1 umole of oxalacetate and beta-NADH to L-malate and beta-NAD per minute at pH 7.5 at 25°C (see "Protocols").
Molecular weight:
(342aa), confirmed by MALDI-TOF
Format
Buffer System:
20 mM Tris-HCl Buffer (pH 8.0) containing 10% Glycerol
Purity:
>95% by SDS-PAGE
State:
Liquid purified protein
Purified
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