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R4279

Sigma-Aldrich

Anti-RbAp46, C-terminal antibody produced in rabbit

affinity isolated antibody, buffered aqueous solution

Synonym(s):

Anti-RBBP7, Anti-Retinoblastoma-binding protein 7

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About This Item

MDL number:
UNSPSC Code:
12352203
NACRES:
NA.41

biological source

rabbit

conjugate

unconjugated

antibody form

affinity isolated antibody

antibody product type

primary antibodies

clone

polyclonal

form

buffered aqueous solution

mol wt

antigen 46 kDa

species reactivity

human

technique(s)

indirect immunofluorescence: 2-4 μg/mL using human HeLa cells fixed with paraformaldehyde-Triton
western blot: 0.5-1 μg/mL using nuclear extracts of human HeLa cells

UniProt accession no.

shipped in

dry ice

storage temp.

−20°C

target post-translational modification

unmodified

Gene Information

human ... RBBP7(5931)

General description

Retinoblastoma-associated binding protein 46 (RbAp46) is also termed as retinoblastoma-binding protein 7 (RBBP7) and has 89% amino acid identity with RbAp48. It belongs to the WD-repeat protein family and has four repeats that ends with Trp-Asp(WD) residues. This protein is a vital component of the histone modifying and remodeling complexes. RBBP7 is mapped to human chromosome Xp22.13

Specificity

Anti-RbAp46, C-terminal specifically recognizes human RbAp46.

Immunogen

synthetic peptide corresponding to amino acids 411-425 of human RbAp46, conjugated to KLH via an N-terminal added cysteine residue. The immunizing peptide is conserved in human and differs from the mouse sequence by one amino acid.

Application

Anti-RbAp46, C-terminal antibody produced in rabbit has been used in western blotting and immunofluorescence.

Biochem/physiol Actions

Retinoblastoma-associated binding protein 46 (RbAp46) plays an important role in modification and remodeling of chromatin during cell growth and differentiation. It plays a key role in the nucleosomal remodeling and deacetylation complex (NURD). It may also involve in histone deacetylation and transcription repression.

Physical form

Solution in 0.01 M phosphate buffered saline, pH 7.4, containing 15 mM sodium azide.

Storage and Stability

For continuous use, store at 2-8 °C for up to one month. For extended storage, freeze in working aliquots. Repeated freezing and thawing is not recommended. Storage in frost-free freezers is also not recommended. If slight turbidity occurs upon prolonged storage, clarify the solution by centrifugation before use. Working dilutions should be discarded if not used within 12 hours.

Disclaimer

Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.

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Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Proteomic analysis of S-nitrosylated nuclear proteins in rat cortical neurons
Smith JG, et al.
Science Signaling, 11(537), eaar3396-eaar3396 (2018)
The role of retinoblastoma-associated proteins 46 and 48 in estrogen receptor alpha mediated gene expression
Creekmore AL, et al.
Molecular and Cellular Endocrinology, 291(1-2), 79-86 (2008)
Jacob G Smith et al.
Science signaling, 11(537) (2018-07-05)
Neurons modulate gene expression in response to extrinsic signals to enable brain development, cognition, and learning and to process stimuli that regulate systemic physiological functions. This signal-to-gene communication is facilitated by posttranslational modifications such as S-nitrosylation, the covalent attachment of

Related Content

Chromatin structure plays a fundamental role in regulating processes that take place on the DNA, such as transcription, replication, and recombination, all of which occur on nucleosomal templates. Therefore, mapping the position of histones selectively modified and histone variants or non-histone components of chromatin in specific DNA sequences, can provide valuable insights into how these proteins (and their modifications) function in a chromatin context.

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