Abcam, ab216662, Anti-DR4 antibody

Size: 100µL
Rabbit Polyclonal DR4 antibody. Suitable for WB, IHC-P and reacts with Human, Rat samples. Cited in 2 publications. Immunogen corresponding to Synthetic Peptide within Human TNFRSF10A aa 400 to C-terminus conjugated to Keyhole Limpet Haemocyanin.
Key facts
Host species:Rabbit,
Clonality:Polyclonal,
Isotype:IgG,
Carrier free:No,
Reacts with:Rat, Human,
Applications:IHC-P, WBSee reactivity dataSee the reactivity data table below for information on validated species and application combinations.,
Immunogen:Synthetic Peptide within Human TNFRSF10A aa 400 to C-terminus conjugated to Keyhole Limpet Haemocyanin. The exact immunogen used to generate this antibody is proprietary information.O00220

Properties and Storage Information:
Form-Liquid, Purification technique-Affinity purification Protein A, Storage buffer-pH: 7.4Preservative: 0.02% Proclin 300Constituents: 50% Glycerol (glycerin, glycerine), 48.98% TBS, 1X, 1% BSA, 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.
DR4 also known as TRAIL-R1 is a receptor with a molecular weight of approximately 60 kDa. It is part of the tumor necrosis factor receptor (TNFR) superfamily. DR4 is widely expressed in various types of tissues such as the liver spleen thymus and peripheral blood leukocytes. It functions mechanically by binding to its ligand TNF-related apoptosis-inducing ligand (TRAIL) which initiates signaling cascades that lead to apoptosis or programmed cell death.
Biological function summary
The death receptor 4 plays an important role in mediating cell apoptosis. Upon ligand binding DR4 interacts with the adapter molecule FADD (FAS-associated protein with death domain) facilitating the formation of the death-inducing signaling complex (DISC). This complex recruits and activates caspase-8 which eventually leads to the activation of the downstream effector caspases driving the cell towards apoptosis. DR4 operates as a significant component of the extrinsic pathway of apoptosis a process important for maintaining cellular homeostasis and eliminating harmful cells.
Pathways
DR4 functions critically within the extrinsic apoptotic pathway. This pathway involves other death receptors such as DR5 which also binds TRAIL similarly leading to apoptosis through DISC formation and caspase activation. The extrinsic pathway interconnects with the intrinsic pathway via the mitochondria with proteins like Bid acting as a bridge between them. The engagement of these pathways highlights DR4’s importance in regulatory mechanisms of cell death tightly controlling cellular proliferation and survival.
DR4 plays a significant role in cancer and autoimmune diseases. Alterations in DR4 expression or function can lead to evasion of apoptosis by cancer cells contributing to tumor progression. The defective apoptotic signaling via DR4 is also linked to autoimmune disorders where insufficient apoptosis may allow for the survival of autoreactive immune cells. In both scenarios DR4's involvement usually associates with its counterpart DR5 as they share similar ligand-binding properties and signal transduction mechanisms in diseased states.