Date published: 2025-10-30

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Protein A-Agarose: sc-2001

4.8(17)
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Datasheets
  • provided as 0.5 ml agarose/2.0 ml; 100 reactions
  • suitable for use at 20 µl per immunoprecipitation reaction
  • pre-treated to reduce non-specific immunoglobulin binding
  • linked to a high-quality and well established Sepharose resin
  • binding capacity is 10 mg of antibody per 1 ml of packed beads, settled not spun
  • strong binding to mouse IgG2a, IgG2b and IgG3, rat IgG2c, human IgG1, IgG2, IgG4, rabbit, guinea pig, porcine, canine and feline IgG
  • weak to medium binding to mouse and rat IgG1, and bovine, ovine and equine IgG
  • pre-washed and ready to use

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Protein A-Agarose is a critical tool in biochemical research, particularly for the purification of immunoglobulins, mainly Immunoglobulin G (IgG), from complex biological mixtures. This reagent consists of Protein A, derived from the cell wall of *Staphylococcus aureus*, which has a high affinity for the Fc region of IgGs across many species, covalently attached to agarose beads. The agarose provides a stable, inert support that facilitates high-throughput and gentle purification processes. Protein A-Agarose′s primary mechanism involves selectively binding IgGs, allowing other proteins and impurities to be washed away, followed by the elution of the IgGs under conditions that disrupt their interaction with Protein A. This method is extensively used in various research applications, including antibody isolation for Western blotting, immunoprecipitation, and ELISA, enhancing the study of protein interactions, immune responses, and disease mechanisms. Its ability to provide quick, efficient, and high-purity purification makes Protein A-Agarose an indispensable resource in laboratories focusing on molecular biology, immunology, and related fields.

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Protein A-Agarose

sc-2001
2 ml
$44.00

Does this bead work for RNA-protein immunoprecipitation?

Asked by: bona
感谢您的提问。 做RIP时加入何种类型的琼脂糖微珠是根据一抗抗体的类型来决定的。请您参照sc-2001 的说明书,查阅sc-2001与具体类型抗体的结合能力,谢谢! https://datasheets.scbt.com/sc-2001.pdf Thank you for your question. The type of agarose microbeads added to RIP is determined by the type of primary antibody. Please refer to the instructions of sc-2001. Check the binding ability of sc-2001 with specific types of antibodies. Thank you. https://datasheets.scbt.com/sc-2001.pdf
Answered by: Ling Chen
Date published: 2024-07-02

Can bound antibodies be eluted off of the protein A agarose beads with low pH?

Asked by: Lidia1
Thank you for your question. Yes bound antibodies can be eluted at low pH.
Answered by: BlakeJ
Date published: 2023-06-16

Hi can I use Protein A agarose to purify polyclonal antibody from serum directly? And if so clarify cos I have bought it from you . Thanks

Asked by: YTgalangi
Thank you for your question. Protein A-Agarose can be used to bind human IgG1, IgG2, and IgG4, murine IgG2a, and IgG2, and rabbit Ig. It has only weak or no interaction with other Ig subclasses or Ig from other species.
Answered by: Tech Support Europe
Date published: 2021-02-24

How did you pre-treat the beads? Did you use the salmon or other animal's DNA to block the beads? I plan use this kind of beads to do chip sequence, it's will affect my results if the beads contain other animals' DNA.

Asked by: jingwei wang
Thank you for your question. Please contact our Technical Service Department and we can provide you with this information.
Answered by: Technical Support
Date published: 2019-03-05

How do you pre-treat the beads to reduce non-specific binding?I plan to use this beads to do chip-seq.I 'm afraid whether you use ssDNA to pre-treat it, which will affect my chip sequence data.

Asked by: jingwei wang
Thank you for your question. Unfortunately, we don't have an optimized protocol available currently for Chip-seq. Please refer to the following ChIP-seq publication which lists different recipes for blocking agarose beads, as well as a protocol. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3665311/
Answered by: Technical Support
Date published: 2025-04-21
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Rated 4 out of 5 by from Protein A agaroseWorks well in an IP reaction using a Dictyostelium whole cell lysate
Date published: 2020-02-24
Rated 5 out of 5 by from A VERY GOOD REAGENT!In our lab, we did a lot of immuno-precipitation work. We used your protein A/Agarose (sc-2001) for long time, and it works very well in our hand.
Date published: 2019-09-10
Rated 5 out of 5 by from Excelent ProductThis product is excellent. I am glad that I use this product
Date published: 2019-08-13
Rated 5 out of 5 by from Good productI use these beads for IP in H9 cell line, work very well.
Date published: 2019-07-01
Rated 5 out of 5 by from Works as expectedGood price for resin that worked well for small batch purification of an IgG2 fc.
Date published: 2018-08-20
Rated 4 out of 5 by from Worked greatShopped around for a new beads and these did not disappoint
Date published: 2017-09-15
Rated 5 out of 5 by from Used for IPAlways usd for IP ,always got good result.I believe this product quality.
Date published: 2017-02-24
Rated 5 out of 5 by from good for ipI bought this for the ip assay, and found it works well. good.
Date published: 2016-11-21
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Protein A-Agarose is rated 4.8 out of 5 by 17.
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