Abcam, ab100826, Recombinant Human Triosephosphate isomerase protein

Size: 100µg / 500µg
Recombinant Human Triosephosphate isomerase protein is a Human Full Length protein, in the 1 to 249 aa range, expressed in Escherichia coli, with >95%, suitable for SDS-PAGE, Mass Spec.
Key facts
Purity:>95% SDS-PAGE,
Expression system:Escherichia coli,
Tags:His tag N-Terminus,
Applications:Mass Spec, SDS-PAGESee reactivity dataSee the reactivity data table below for information on validated species and application combinations.,
Biologically active:No,
Accession:P60174,
Animal free:No,
Carrier free:No,
Species:Human,
Storage buffer:pH: 8Constituents: 10% Glycerol (glycerin, glycerine), 0.316% Tris HCl, 0.0154% (R*,R*)-1,4-Dimercaptobutan-2,3-diol

Properties and Storage Information:
Shipped at conditions-Blue Ice, Appropriate short-term storage conditions--20°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.
Triosephosphate isomerase also known as TPI is an enzyme that plays an important role in glycolysis and gluconeogenesis by catalyzing the reversible isomerization of dihydroxyacetone phosphate (DHAP) to glyceraldehyde 3-phosphate (G3P). It has a molecular mass of approximately 27 kDa. This enzyme is widely expressed in many tissues with high presence in red blood cells muscle and brain tissues due to their high energy demands. As a dimer enzyme it exhibits significant catalytic efficiency that supports cellular energy management.
Biological function summary
The enzyme facilitates the efficient production of ATP by maintaining balance between DHAP and G3P vital for energy-metabolizing cells. Triosephosphate isomerase is not part of a larger complex itself but it significantly interacts with other enzymes in the glycolytic pathway. This interaction supports cellular respiration by ensuring a steady supply of intermediates needed for downstream processes.
Pathways
Triosephosphate isomerase is central to glycolysis and gluconeogenesis pathways. In glycolysis it works in tandem with other enzymes such as hexokinase and phosphofructokinase to breakdown glucose into pyruvate yielding ATP and NADH. It provides a critical link between glycolysis and energy production processes impacting the cellular metabolism and biochemical energy cycles. The enzyme also contributes to gluconeogenesis where it helps synthesize glucose from non-carbohydrate sources ensuring energy supply during fasting.
Mutations or deficiencies in triosephosphate isomerase can lead to conditions such as triosephosphate isomerase deficiency a rare autosomal recessive disorder characterized by progressive neurological dysfunction hemolytic anemia and muscle weakness. This deficiency arises from dysfunctional or unstable isomerase activity leading to an accumulation of DHAP. Additionally research has shown links between this enzyme and Alzheimer's disease where altered glucose metabolism is a common feature. Abnormal triosephosphate isomerase activity may interact with amyloid precursor protein processing in the disease pathology.