Abcam, ab190936, Anti-SSR3 antibody - N-terminal

Size: 100µg
Rabbit Polyclonal SSR3 antibody. N-terminal. Suitable for IHC-P, WB, ICC/IF and reacts with Mouse, Rat, Human samples. Cited in 2 publications. Immunogen corresponding to Synthetic Peptide within Human SSR3 aa 1-50.
Key facts
Host species:Rabbit,
Clonality:Polyclonal,
Isotype:IgG,
Carrier free:No,
Reacts with:Mouse, Rat, Human,
Applications:IHC-P, WB, ICC/IFSee reactivity dataSee the reactivity data table below for information on validated species and application combinations.,
Immunogen:Synthetic Peptide within Human SSR3 aa 1-50. The exact immunogen used to generate this antibody is proprietary information.Q9UNL2

Properties and Storage Information:
Form-Liquid, Purification technique-Affinity purification Immunogen, Storage buffer-Preservative: 0.025% Sodium azide, 0.025% Thimerosal (merthiolate)Constituents: 2.5% BSA, 0.45% Sodium chloride, 0.1% Sodium phosphate, 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.
SSR3 also known as the signal sequence receptor subunit 3 or translocon-associated protein delta subunit is a component of the protein translocon complex located in the endoplasmic reticulum (ER) membrane. The protein has a mass of approximately 18-20 kDa. SSR3 is expressed in various tissues with significant levels in metabolically active tissues such as the liver and kidney. As a membrane-associated protein it functions as part of a larger complex that assists in the translocation of nascent polypeptides into the ER lumen.
Biological function summary
The involvement of SSR3 in the protein translocation process emphasizes its role in maintaining ER function and protein handling. It forms part of the heterotetrameric translocon-associated protein (TRAP) complex which includes SSR1 SSR2 and SSR4. This complex operates in the early stages of the secretory pathway assisting in the proper insertion and folding of nascent proteins into the ER. Consequently SSR3 plays a direct role in the synthesis of secretory and membrane-bound proteins ensuring the fidelity of protein modification and trafficking within the cell.
Pathways
SSR3 is intricately linked with the secretory pathway important for cell function and communication. The protein directly interacts with the translocon machinery which is responsible for mediating the transfer of nascent polypeptides through the ER membrane. SSR3's function in conjunction with TRAP and other components such as the signal recognition particle receptor allow transition into additional cellular pathways like the unfolded protein response (UPR). This relationship maintains ER homeostasis and cellular adaptability situating SSR3 within a network of proteins that respond to ER stress conditions.
SSR3 has connections to conditions related to ER stress such as neurodegenerative diseases and certain forms of diabetes. Given its role in protein folding and quality control disruptions in SSR3 function can contribute to the accumulation of misfolded proteins possibly linking it to disorders like Alzheimer's disease. In these scenarios interactions with proteins involved in the UPR like ATF6 and PERK indicate SSR3's contribution to the cellular attempt to rectify protein misfolding and restore ER capacity. Therefore understanding SSR3's function and regulation provides insight into the cellular response to stress that could influence therapeutic strategies for related diseases.