Date published: 2025-9-8

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PSF 抗体 (39-1): sc-101137

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说明书
  • PSF 抗体 39-1 是小鼠单克隆 IgG2a κ,PSF抗体, 在14篇文献中引用,规格为100 µg/ml
  • 免疫human物种的重组PSF
  • 推荐用于 mouse, rat 和 human 来源的PSF WB, IP, IF, IHC(P) 和 ELISA检测
  • 关于如何获取PSF (39-1): sc-101137免费10 µg小样,联系我们技术服务部门 (或者您当地的代理商)了解详情。
  • m-IgG2a BP-HRP 是PSF 抗体 (39-1) 在 WB and IHC(P) 应用中的首选二抗检测试剂。该试剂现与PSF 抗体 (39-1) 组合成套装提供。 (请参阅下面的订购信息)。

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関連項目

PSF抗体(39-1)是一种IgG2a κ小鼠单克隆PSF抗体(也被称为富含脯氨酸和谷氨酰胺的剪接因子抗体、PSF抗体、多嘧啶束结合蛋白相关抗体、蛋白磷酸酶1调节亚基140抗体、DNA结合P52/P100复合物100 KDa亚基抗体、富含脯氨酸和谷氨酰胺的剪接因子抗体、PPP1R140抗体、多嘧啶束结合蛋白相关剪接因子抗体或PTB相关剪接因子抗体),可通过WB、IP、IF、IHC(P)和ELISA等方法检测小鼠、大鼠和人类来源的PSF蛋白。PSF抗体(39-1)为非偶联抗PSF抗体。前mRNA剪接是基因表达翻译后调控的关键步骤。从mRNA中去除内含子序列的过程是一个两步酶促反应,需要剪接体(一种大型多组分核糖核蛋白复合物)的作用。多嘧啶束结合蛋白(PTB)相关剪接因子(PSF)是一种普遍表达的蛋白质,它与PTB(也称为hnRNP I)形成复合物,这对于早期剪接体的形成是必需的,并且对催化步骤II至关重要。PSF蛋白包含两个RNA识别基序(RRMs)、一个富含脯氨酸和谷氨酰胺的氨基末端结构域,以及两个羧基末端核定位信号。PSF定位于核内被称为斑点的点状结构,而核仁中则不存在这种结构。PSF定位到斑点依赖于第二个RRM基序的存在。PSF还可以与甲状腺激素受体和视黄酸受体的DNA结合域(DBDs)结合,通过招募HDACs到DBDs来发挥抑制作用。PSF在发育过程中的神经元中表达,可能参与神经元的分化和成熟。在髓系细胞中,PSF会被蛋白水解切割,产生一个较短的片段。

仅限研究使用。不适用于诊断和治疗用途。

Alexa Fluor® 是Molecular Probes Inc., OR., USA的商标

LI-COR®和 Odyssey® 是LI-COR Biosciences的注册商标

PSF 抗体 (39-1) 参考文献:

  1. 确定 PSF(多嘧啶束结合蛋白缔合作用因子)是一种受发育调控的神经元蛋白。  |  Chanas-Sacré, G., et al. 1999. J Neurosci Res. 57: 62-73. PMID: 10397636
  2. 剪接因子 PSF 和 PTB 的不同核定域和核基质缔合作用。  |  Meissner, M., et al. 2000. J Cell Biochem. 76: 559-66. PMID: 10653975
  3. 髓系细胞中前核糖核酸剪接因子的蛋白水解作用增强。  |  Shav-Tal, Y., et al. 2000. Exp Hematol. 28: 1029-38. PMID: 11008015
  4. PTB相关剪接因子(PSF)定域到核下斑点需要一个RNA识别基序(RRM)。  |  Dye, BT. and Patton, JG. 2001. Exp Cell Res. 263: 131-44. PMID: 11161712
  5. PSF 是一种新型核心抑制因子,它通过 Sin3A 和核荷尔蒙受体的 DNA 结合域发挥其作用。  |  Mathur, M., et al. 2001. Mol Cell Biol. 21: 2298-311. PMID: 11259580
  6. 多嘧啶结合蛋白相关剪接因子(PSF)与丙型肝炎病毒RNA的结合。  |  Greco-Stewart, VS., et al. Virology. 356: 35-44. PMID: 16938326
  7. SR激酶的磷酸化作用可调节PTB相关剪接因子(PSF)与前mRNA多嘧啶区的结合。  |  Huang, CJ., et al. 2007. FEBS Lett. 581: 223-32. PMID: 17188683
  8. 多嘧啶束结合蛋白相关剪接因子与人类子宫肌层孕酮受体之间的相互作用  |  Tyson-Capper, AJ., et al. 2009. J Mol Endocrinol. 43: 29-41. PMID: 19339282
  9. PTB 相关剪接因子(PSF)是一种 PPARγ 结合蛋白,也是结肠癌细胞的生长调节因子。  |  Tsukahara, T., et al. 2013. PLoS One. 8: e58749. PMID: 23516550
  10. HIV-1 整合酶与多嘧啶束结合蛋白和相关剪接因子(PSF)的相互作用及其对 HIV-1 复制的影响。  |  Yadav, P., et al. 2019. Retrovirology. 16: 12. PMID: 31036027
  11. 在剪接反应的催化步骤 II 之前,一组新的剪接体相关蛋白和基本剪接因子 PSF 与前 mRNA 稳定结合。  |  Gozani, O., et al. 1994. EMBO J. 13: 3356-67. PMID: 8045264
  12. 新型前 mRNA 剪接因子 PSF 的克隆和特征描述。  |  Patton, JG., et al. 1993. Genes Dev. 7: 393-406. PMID: 8449401

订购信息

产品名称产品编号规格价格数量收藏夹

PSF 抗体 (39-1)

sc-101137
100 µg/ml
$333.00

PSF (39-1): m-IgG2a BP-HRP 套装

sc-546016
100 µg Ab; 10 µg BP
$354.00

Can sc-101137: PSF (39-1) monoclonal antibody be used to stain formalin-fixed, paraffin-embedded (FFPE) tissue sections?

Asked by: Randy McDonald
Thank you for your question. Yes, sc-101137: PSF (39-1) is recommended for use in IHC with paraffin-embedded sections. We recommend performing antigen retrieval with sodium citrate buffer (pH 6) and heat. The full protocol can be found here: https://www.scbt.com/scbt/resources/protocols/immunoperoxidase-staining
Answered by: Technical Support
Date published: 2017-03-24
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Rated 4 out of 5 by from It can be used for IFIt stains specifically in the nucleus, but weak staining can also be detected in the cytoplasm (probably unspecific). Maybe different fixatives should be tested.
Date published: 2019-10-18
Rated 4 out of 5 by from Great PSF AntibodyIt works well for the immunostaining. Great Product!
Date published: 2017-09-23
Rated 5 out of 5 by from GreatThe antibody is pretty good for IF staining. The background is very low.
Date published: 2017-08-02
Rated 5 out of 5 by from Great antibody for PSF detectionWe used this antibody for PSF expression detection with western blot. We got a great band at the correct molecular weight for HeLa cells
Date published: 2017-02-01
Rated 4 out of 5 by from Published western blot data using normalPublished western blot data using normal and tumor colorectal tissue extracts. -SCBT Publication Review
Date published: 2015-07-10
Rated 4 out of 5 by from Clean band in western blot analysis of PSFClean band in western blot analysis of PSF expression in HeLa nuclear extract. -SCBT QC
Date published: 2015-04-26
Rated 4 out of 5 by from Produced clear immunoperoxidase nuclear stainingProduced clear immunoperoxidase nuclear staining in formalin-fixed, paraffin-embedded human thyroid nodular goiter tissue. -SCBT QC
Date published: 2013-12-05
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PSF 抗体 (39-1) is rated 4.3 out of 5 by 7.
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