Abcam, ab224865, Recombinant Putative Serine Protease Inhibitor protein (Tagged)

Size: 100µg
Recombinant Putative Serine Protease Inhibitor protein (Tagged) is a Fragment protein, in the 1 to 371 aa range, expressed in Escherichia coli, with >90%, suitable for SDS-PAGE, Mass Spec.
Key facts
Purity:>90% 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,
Animal free:No,
Carrier free:No,
Storage buffer:pH: 7.2 - 7.4Constituents: Tris buffer, 50% Glycerol (glycerin, glycerine)

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.
The Putative Serine Protease Inhibitor also known as PSPI mechanically acts to inhibit serine proteases enzymes that break peptide bonds in proteins. Though the full mass of PSPI is still under research its inhibitory function is well-studied. PSPI expression primarily occurs in tissues with high proteolytic activity such as the pancreas and liver. These locations represent sites where enzyme regulation is critical for maintaining normal physiological processes.
Biological function summary
The Putative Serine Protease Inhibitor plays a role in regulating protease activity important for controlling protein digestion blood coagulation and immune response processes. It acts as part of a protease-protease inhibitor complex providing balance in physiological environments to prevent excessive protease action which can lead to tissue damage or disease. By modulating protease actions PSPI helps maintain equilibrium in cellular environments.
Pathways
PSPI is an important component in both the coagulation cascade and complement system. These pathways are essential for wound healing and immune defense respectively. PSPI interacts with other proteins like thrombin an important serine protease in coagulation and complement factor C1 a component of the immune system. Through these interactions PSPI contributes to the regulation of these critical biological processes ensuring they proceed in a controlled manner.
The Putative Serine Protease Inhibitor relates to conditions such as pancreatitis and certain clotting disorders. Pancreatitis involves inflammation of the pancreas where imbalance in protease activity can accelerate tissue damage. PSPI by inhibiting serine proteases may influence disease progression or severity. In clotting disorders where regulation of coagulant activity is impaired PSPI's interaction with proteins like plasminogen can alter the disease state either exacerbating or mitigating symptoms. Understanding PSPI's role in these conditions can provide insights into potential therapeutic targets.