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品質等級
化驗
≥98% (HPLC)
形狀
powder
顏色
white to beige
溶解度
DMSO: 5 mg/mL, clear (warmed)
儲存溫度
−20°C
InChI
1S/C11H8O4/c1-6-4-10(14)15-11-7(6)2-3-9(13)8(11)5-12/h2-5,13H,1H3
InChI 密鑰
RTHHSXOVIJWFQP-UHFFFAOYSA-N
生化／生理作用
4μ8C 是内质网跨膜蛋白 IRE1 的强效抑制剂，介导未折叠蛋白反应。4μ8C 抑制调节的 IRE1 依赖性降解 (RIDD) 和 XBP1 mRNA 对内质网 (ER) 应激的非常规剪接，但对 IRE1 的激酶活性没有影响。
4μ8C 是水杨醛衍生物，其抑制作用靶向 RNase（核糖核酸酶）结构域中的 K907 赖氨酸残基，影响 IRE1αRNase 活性。体外 分析证明 4μ8C 能够在高糖水平抑制胰岛素的释放。
特點和優勢
这种化合物是基因调控研究的特色产品。点击此处发现更多特色基因调控产品。在sigma.com/discover-bsm可了解更多关于生物活性小分子的其他研究领域。
儲存類別代碼
11 - Combustible Solids
水污染物質分類（WGK）
WGK 3
閃點（°F）
Not applicable
閃點（°C）
Not applicable
其他客户在看
4μ8C inhibits insulin secretion independent of IRE1α RNase activity.
Sato H, et al.
Cell Structure and Function, 42(1), 61-70 (2017)
Su Xian et al.
EMBO reports, 22(12), e52509-e52509 (2021-10-27)
Aneuploidy is a chromosomal abnormality associated with poor prognosis in many cancer types. Here, we tested the hypothesis that the unfolded protein response (UPR) mechanistically links aneuploidy and local immune dysregulation. Using a single somatic copy number alteration (SCNA) score
Jirka Peschek et al.
EMBO reports, 16(12), 1688-1698 (2015-10-21)
The kinase/endonuclease IRE1 is the most conserved signal transducer of the unfolded protein response (UPR), an intracellular signaling network that monitors and regulates the protein folding capacity of the endoplasmic reticulum (ER). Upon sensing protein folding perturbations in the ER
Targeting the IRE1α?XBP1 branch of the unfolded protein response in human diseases.
Jiang D, et al.
Seminars in Cancer Biology, 33, 48-56 (2015)
Zhiyuan Fang et al.
Journal of dairy science, 105(8), 6895-6908 (2022-07-16)
Endoplasmic reticulum (ER) stress can be induced by various stimuli and triggers the unfolded protein response to activate intracellular signaling pathways that are mediated by 3 ER-resident sensors: inositol requiring protein-1α (IRE1α), PKR-like ER kinase (PERK), and activating transcription factor-6
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