Date published: 2025-9-6

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NELF-A 抗体 (F-2): sc-271731

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说明书
  • NELF-A抗体(F-2)是小鼠单克隆IgG1 (kappa轻链),规格为200 µg/ml
  • 特异性抗原位于human物种的NELF-A的N-terminus的氨基酸2-33之间
  • 推荐用于 mouse, rat 和 human 来源的NELF-A WB, IP, IF 和 ELISA检测; 也和以下物种反应,包括: 和 canine, bovine and porcine
  • m-IgG Fc BP-HRP1 BP-HRP">m-IgG1 BP-HRP是NELF-A Antibody (F-2) for WB applications. 的首选辅助检测试剂,这些试剂现与NELF-A Antibody (F-2) 打包提供(请参阅下面的订购信息)。

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    関連項目

    NELF-A是DRB敏感转录所需的蛋白质因子。NELF-A是多亚基NELF复合物的五个组成部分之一,与DSIF合作抑制RNA聚合酶II延长。转录延长的控制需要正转录延伸因子b(P-TEFb)和负转录延伸因子、DSIF和NELF之间的复杂相互作用。DSIF和NELF通过增加聚合酶在暂停位点停留的时间来充当负转录延伸因子。DSIF/NELF对转录的抑制被P-TEFb与FACT合作阻止。NELF-A也被称为WHSC2(Wolf-Hirschhorn综合征候选者2)。Wolf-Hirschhorn综合征是一种多发性畸形综合征,其特征是4号染色体远端短臂(4p16.3)的半合子缺失导致的精神和发育缺陷。人类NELF-A基因定位于4p16.3染色体,编码在内皮细胞中表达的528个氨基酸蛋白。

    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

    NELF-A 抗体 (F-2) 参考文献:

    1. NELF是一个含有RD的多亚基复合体,它与DSIF合作抑制RNA聚合酶II的伸长。  |  Yamaguchi, Y., et al. 1999. Cell. 97: 41-51. PMID: 10199401
    2. 人类转录延伸因子 NELF:新型亚基的鉴定和功能活性复合物的重组。  |  Narita, T., et al. 2003. Mol Cell Biol. 23: 1863-73. PMID: 12612062
    3. 负延伸因子NELF通过暂停RNA聚合酶II复合物来抑制人类免疫缺陷病毒的转录。  |  Zhang, Z., et al. 2007. J Biol Chem. 282: 16981-8. PMID: 17442680
    4. 正常嗅觉性低促性腺激素性腺功能减退症和卡尔曼综合征患者的鼻胚胎促性腺激素释放因子(NELF)突变。  |  Xu, N., et al. 2011. Fertil Steril. 95: 1613-20.e1-7. PMID: 21300340
    5. 对NELF-A(WHSC2)和SLBP的单基因功能缺陷进行表征,可识别沃尔夫-赫希霍恩综合征中的新型细胞表型。  |  Kerzendorfer, C., et al. 2012. Hum Mol Genet. 21: 2181-93. PMID: 22328085
    6. 负性延长因子亚基NELF-A和NELF-B在调节糖皮质激素受体调节的基因诱导特性时,需要一种保守的蛋白基序才能发挥完全的调节活性。  |  Luo, M., et al. 2013. J Biol Chem. 288: 34055-34072. PMID: 24097989
    7. NELF-E聚集到DNA双链断裂位点,促进转录物抑制和修复。  |  Awwad, SW., et al. 2017. EMBO Rep. 18: 745-764. PMID: 28336775
    8. NELF复合物促进BRCA1和RAD51聚集到DNA损伤部位,并调节对PARP抑制的敏感性。  |  Bishara, LA., et al. 2021. DNA Repair (Amst). 97: 103025. PMID: 33248388
    9. ERK 介导的 NELF-A 磷酸化可释放 RNA 聚合酶 II 启动子近端暂停,从而促进即时早期基因的转录延长。  |  Ohe, S., et al. 2022. Nat Commun. 13: 7476. PMID: 36463234
    10. NELF-A和RNA聚合酶II延长对衰老的调节。  |  Ong, CT. and Ngian, ZK. 2024. Neural Regen Res. 19: 1415-1416. PMID: 38051874

    订购信息

    产品名称产品编号规格价格数量收藏夹

    NELF-A 抗体 (F-2)

    sc-271731
    200 µg/ml
    $316.00

    NELF-A (F-2): m-IgG Fc BP-HRP 套装

    sc-540258
    200 µg Ab; 10 µg BP
    $354.00

    NELF-A (F-2): m-IgG1 BP-HRP 套装

    sc-542005
    200 µg Ab; 20 µg BP
    $354.00

    NELF-A (F-2) 中和勝肽

    sc-271731 P
    100 µg/0.5 ml
    $68.00

    What application is the blocking peptide sc-271731 P appropriate for?

    Asked by: TinTin
    Thank you for your question. The blocking peptide is intended for use as a negative control, by pre-adsorbing the mouse monoclonal antibody against the antigen. For full protocol details, please contact our Technical Services Department or view our online protocol here: https://www.scbt.com/scbt/resources/protocols/peptide-neutralization
    Answered by: Technical Support
    Date published: 2017-02-28
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    Rated 5 out of 5 by from Great!I test it and this antibody works well for ChIP-qPCR in MCF-7 cells. Will try ChIP-seq.
    Date published: 2017-08-09
    Rated 5 out of 5 by from work for Western Blot and ImmunoPrecipitationIt has clear single band for Western Blot with MCF7 lysate. It also works for immuno-precipitation.
    Date published: 2017-06-26
    Rated 5 out of 5 by from Produced great immunofluorescence nuclearProduced great immunofluorescence nuclear staining in formalin-fixed HepG2 cells. -SCBT QC
    Date published: 2015-03-12
    Rated 5 out of 5 by from Nice Western Blot data of NELFNice Western Blot data of NELF-A expression in non-transfected and mouse NELF-A transfected 293T whole cell lysates. -SCBT QC
    Date published: 2013-01-09
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    NELF-A 抗体 (F-2) is rated 5.0 out of 5 by 4.
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