Abcam, ab237995, Anti-Estrogen Receptor antibody [ESR1/1935]

Size: 100µg
Mouse Monoclonal Estrogen Receptor alpha antibody. Suitable for WB, Protein Array, IHC-P and reacts with Human, Recombinant full length protein - Human samples. Cited in 1 publication. Immunogen corresponding to Recombinant Full Length Protein corresponding to Human ESR1.
Key facts
Host species:Mouse,
Clonality:Monoclonal,
Clone number:ESR1/1935,
Isotype:IgG2a,
Light chain type:kappa,
Carrier free:No,
Reacts with:Human,
Applications:IHC-P, WB, Protein ArraySee reactivity dataSee the reactivity data table below for information on validated species and application combinations.,
Immunogen:Recombinant Full Length Protein corresponding to Human ESR1.P03372

Properties and Storage Information:
Form-Liquid, Purification technique-Affinity purification Protein A/G, Purification notes-Purified from Bioreactor concentrate., Storage buffer-pH: 7.2 - 7.4Preservative: 0.05% Sodium azideConstituents: PBS, 0.05% 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.
The Estrogen Receptor (ER) also known by its alternate names NR3A1 (nuclear receptor subfamily 3 group A member 1) is a nuclear hormone receptor that binds estrogens such as the 17 beta estradiol molecule. Its molecular mass is approximately 66 kDa. This receptor locates mainly in the cytoplasm and nucleus of cells within tissues such as the breast uterus and bone. The ER exists in two primary subtypes ER alpha and ER beta which differ in their tissue distribution and functional roles.
Biological function summary
The Estrogen Receptor functions as a transcription factor that regulates gene expression when it binds to its ligand which is commonly estradiol. Upon binding 17 beta estradiol the receptor dimerizes and interacts with specific DNA sequences to influence transcription. It significantly regulates genes responsible for cell growth differentiation and reproductive functions. The estradiol chemical structure allows for specific interactions with ER altering the transcriptional regulation in a ligand-dependent manner. Though functioning mainly as a monomer ER can form heterodimers with other nuclear receptors affecting its biological role.
Pathways
The Estrogen Receptor is an important player in the genomic signaling pathway where it modulates the expression of numerous target genes by direct DNA binding. It also participates in the non-genomic signaling pathway where it involves the activation of second messengers and kinases. ER closely associates with important proteins such as coactivators and corepressors in these pathways. Estradiol chemical formula interactions facilitate molecular events involving ER-alpha to influence components of cell proliferation and survival.
The Estrogen Receptor is intricately linked to breast cancer and osteoporosis. Dysfunction in ER signaling promotes the proliferation of breast cancer cells often requiring targeted therapies that inhibit its action. In osteoporosis ER activity impacts bone density and turnover through regulation of osteoclasts and osteoblasts. The receptor's interaction with growth factor receptors like HER2 in breast cancer further highlights its significance in disease pathogenesis.