Abcam, ab229176, Recombinant mouse MDH2 protein (Active)

Size: 20µg
Recombinant mouse MDH2 protein (Active) is a Mouse Full Length protein, in the 25 to 338 aa range, expressed in Escherichia coli, with >95%, suitable for SDS-PAGE, FuncS, Mass Spec.
Key facts
Purity:>95% SDS-PAGE,
Expression system:Escherichia coli,
Tags:His tag N-Terminus,
Applications:Mass Spec, SDS-PAGE, FuncSSee reactivity dataSee the reactivity data table below for information on validated species and application combinations.,
Biologically active:Yes,
Biological activity:Specific activity is > 800 units/mg, and is defined as the amount of enzyme that cleaves 1 μmole of oxaloacetate and beta-NADH to L-malate and beta-NAD per minute at pH8.0 at 37°C.,
Accession:P08249,
Animal free:No,
Carrier free:No,
Species:Mouse,
Storage buffer:pH: 7.4Constituents: PBS, 20% Glycerol (glycerin, glycerine)

Properties and Storage Information:
Shipped at conditions-Blue Ice, Appropriate short-term storage duration-1-2 weeks, Appropriate short-term storage conditions-+4°C, Appropriate long-term storage conditions--20°C, Aliquoting information-Upon delivery aliquot, Storage information-Avoid freeze / thaw cycle

Supplementary Information:
This supplementary information is collated from multiple sources and compiled automatically.
MDH2 also known as malate dehydrogenase 2 or mitochondrial malate dehydrogenase is an enzyme with a molecular mass of approximately 35 kDa. This enzyme catalyzes the conversion of malate to oxaloacetate using NAD+ as a cofactor. It is predominantly expressed in the mitochondria where it plays an important role in cellular respiration. The enzyme enables the malate dehydrogenase reaction which is key for the functioning of the tricarboxylic acid cycle.
Biological function summary
MDH2 participates in the critical process of energy production within the cell. While it does not form a complex itself its activity is intimately connected with other enzymes in mitochondrial energy metabolism. The malate dehydrogenase assay often measures the activity of MDH2 to understand the metabolic status of cells. By facilitating the oxidation of malate MDH2 aids in maintaining the efficiency of the mitochondrial electron transport chain by regenerating NADH.
Pathways
The enzyme is essential in the tricarboxylic acid (TCA) cycle and the malate-aspartate shuttle. In the TCA cycle MDH2 collaborates with enzymes like citrate synthase and isocitrate dehydrogenase to assist in the conversion of acetyl-CoA into energy-rich molecules. The malate-aspartate shuttle on the other hand involves MDH2 working closely with aspartate transaminase to transfer reducing equivalents into the mitochondria. These pathways highlight MDH2’s importance in cellular energy homeostasis.
Mutations or dysregulation in MDH2 have connections to certain metabolic conditions and cancers. For example alterations in MDH2 activity might contribute to conditions like mitochondrial myopathy altering energy metabolism. Moreover MDH2 is associated with NADH-producing enzymes whose dysregulation can support oncogenic pathways in cancer. Understanding these associations helps researchers pursue therapeutic targets that modulate MDH2 activity.