Date published: 2025-10-20

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RNF123 Antibody (267.1): sc-101122

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Datasheets
  • RNF123 Antibody (267.1) is a mouse monoclonal IgG1 κ RNF123 antibody, cited in 9 publications, provided at 100 µg/ml
  • raised against recombinant RNF123 of human origin
  • recommended for detection of RNF123 of human origin by WB, IP and ELISA
  • m-IgG Fc BP-HRP and m-IgG1 BP-HRP are the preferred secondary detection reagents for RNF123 Antibody (267.1) for WB applications. These reagents are now offered in bundles with RNF123 Antibody (267.1) (see ordering information below).

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RNF123 Antibody (267.1) is a mouse monoclonal IgG1 kappa light chain antibody that detects RNF123 protein of human origin by western blotting (WB), immunoprecipitation (IP), and enzyme-linked immunosorbent assay (ELISA). Anti-RNF123 antibody (267.1) is available as the non-conjugated format. RNF123, also known as RING finger protein 123 or KPC1 (Kip1 (p27) ubiquitination-promoting complex protein 1), plays a crucial role in regulating the cell cycle by functioning as an E3 ubiquitin-protein ligase. RNF123 is primarily located in the cytoplasm and is essential for the ubiquitination and subsequent degradation of p27, a cyclin-dependent kinase inhibitor, during the G1 phase of the cell cycle. The degradation of p27 is vital for cell cycle progression, as p27 allows for the transition from the G1 phase to the S phase, thereby promoting cell proliferation. RNF123 contains a RING-type zinc finger domain, which is important for ligase activity, and RNF123 interacts with GBDR1, another component of the KPC complex, to facilitate the ubiquitination process. Additionally, RNF123 has been shown to exist in two isoforms due to alternative splicing, which may have implications for functional diversity in cellular processes.

For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.

Alexa Fluor® is a trademark of Molecular Probes Inc., OR., USA

LI-COR® and Odyssey® are registered trademarks of LI-COR Biosciences

RNF123 Antibody (267.1) References:

  1. Cytoplasmic ubiquitin ligase KPC regulates proteolysis of p27(Kip1) at G1 phase.  |  Kamura, T., et al. 2004. Nat Cell Biol. 6: 1229-35. PMID: 15531880
  2. Molecular dissection of the interaction between p27 and Kip1 ubiquitylation-promoting complex, the ubiquitin ligase that regulates proteolysis of p27 in G1 phase.  |  Kotoshiba, S., et al. 2005. J Biol Chem. 280: 17694-700. PMID: 15746103
  3. Role of the UBL-UBA protein KPC2 in degradation of p27 at G1 phase of the cell cycle.  |  Hara, T., et al. 2005. Mol Cell Biol. 25: 9292-303. PMID: 16227581
  4. [The degradation of p27 and cancer].  |  Kotoshiba, S. and Nakayama, K. 2005. Nihon Rinsho. 63: 2047-56. PMID: 16277271
  5. HSP27 favors ubiquitination and proteasomal degradation of p27Kip1 and helps S-phase re-entry in stressed cells.  |  Parcellier, A., et al. 2006. FASEB J. 20: 1179-81. PMID: 16641199
  6. A transcription factor of lipid synthesis, sterol regulatory element-binding protein (SREBP)-1a causes G(1) cell-cycle arrest after accumulation of cyclin-dependent kinase (cdk) inhibitors.  |  Nakakuki, M., et al. 2007. FEBS J. 274: 4440-52. PMID: 17662109
  7. Pirh2 promotes ubiquitin-dependent degradation of the cyclin-dependent kinase inhibitor p27Kip1.  |  Hattori, T., et al. 2007. Cancer Res. 67: 10789-95. PMID: 18006823
  8. Involvement of two distinct ubiquitin E3 ligase systems for p27 degradation in corneal endothelial cells.  |  Lee, JG. and Kay, EP. 2008. Invest Ophthalmol Vis Sci. 49: 189-96. PMID: 18172092

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

RNF123 Antibody (267.1)

sc-101122
100 µg/ml
$333.00

RNF123 Antibody (267.1): m-IgG Fc BP-HRP Bundle

sc-539732
100 µg Ab; 10 µg BP
$354.00

RNF123 Antibody (267.1): m-IgG1 BP-HRP Bundle

sc-541675
100 µg Ab; 20 µg BP
$354.00

本抗体的抗原表位是什么?该抗体能用于大鼠的IP实验吗?

Asked by: saga
感谢您的提问。这个抗体不推荐做大鼠的样本。 Thank you for your question. sc-10112 is not recommended for rat sample. Please contact our Technical Service Department if you have any other questions. Our Asian Technical Service team is available at (+86) 021-60936350 or asia@scbio.cn or by live chat on our website.
Answered by: Sen Li
Date published: 2025-09-11

For Western Blot, is it recommended to use denatured or non-denatured conditions with RNF123 (267.1): sc-101122 antibody?

Asked by: AbPolly
Thank you for your question. We recommend this antibody for use in denatured Western Blot conditions. It has not been validated for use in non-denatured conditions. Please contact our Technical Service Department for further details or inquiries.
Answered by: Technical Support
Date published: 2017-03-27
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Rated 5 out of 5 by from Specific for RNF123 in Western BlotThis antibody detects over-expressed human RNF123 in transfected lysate sc-116360. -SCBT QC
Date published: 2023-09-14
Rated 4 out of 5 by from Positive detection by WB of endogenouslyPositive detection by WB of endogenously expressed RNF123 protein in HeLa cells. -SCBT QC
Date published: 2015-06-18
Rated 5 out of 5 by from Good specificity shown by using transfectedGood specificity shown by using transfected and non-transfected 293T cells for over-expression of the human RNF123 protein via Western Blot analysis. -SCBT QC
Date published: 2013-10-07
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RNF123 Antibody (267.1) is rated 4.7 out of 5 by 3.
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