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Key Documents

ABN1728

Sigma-Aldrich

Anti-MeCP2

from rabbit, purified by affinity chromatography

Synonym(s):

Methyl-CpG-binding protein 2, MeCp-2 protein, MeCp2

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About This Item

UNSPSC Code:
12352203
eCl@ss:
32160702

biological source

rabbit

Quality Level

antibody form

affinity isolated antibody

antibody product type

primary antibodies

clone

polyclonal

purified by

affinity chromatography

species reactivity

human, mouse

species reactivity (predicted by homology)

rat (based on 100% sequence homology), bovine (based on 100% sequence homology), rhesus macaque (based on 100% sequence homology)

technique(s)

immunofluorescence: suitable
western blot: suitable

NCBI accession no.

UniProt accession no.

shipped in

ambient

target post-translational modification

unmodified

Gene Information

human ... MECP2(4204)

General description

Methyl-CpG-binding protein 2 (UniProt P51608; also known as MeCp-2 protein, MeCp2) is encoded by the MECP2 (also known as AS, MRXS13, MRXSL, PPMX, RTT, AUTSX3) gene (Gene ID 4204) in human. Methyl-CpG-binding proteins that are involved in gene expression regulation by targeting methylated DNA residues in gene promoters via a conserved methyl-CpG-binding domain (MBD; a.a. 90-162 of human MeCp2). Upon binding methylated CpG sites on the DNA strands, transcriptional repression domain (TRD; a.a. 207-492) then mediates association with SIN3A to recruit histone deacetylases (HDAC). The TRD region also contains a nuclear localization signal (NLS) sequence (a.a. 255-271) and a nuclear receptor co-repressor 2/NCoR2-interacting site (a.a. 269-309). MeCp2 protein is found in all cells in the body, including the brain, where it is found in high concentrations in neurons and is associated with maturation of the central nervous system (CNS) and in forming synaptic contacts. In contrast to other MBD family members, MECP2 is X-linked and subject to X chromosome inactivation. MECP2 gene mutations are linked to Rett syndrome (RTT), a progressive neurologic developmental disorder and one of the most common causes of mental retardation in females.

Specificity

This polyclonal antibody targets MeCp2 C-terminal end sequence conserved between spliced isoform A (isoform Beta) and isoform B (isoform Alpha).

Immunogen

Linear peptide corresponding to human MeCp2 C-terminal end sequence.

Application

Anti-MeCP2 Antibody, Cat. No. ABN1728, is a highly specific rabbit polyclonal antibody that targets MeCP2 and has been tested in Immunofluorescence and Western Blotting.
Immunofluorescence Analysis: A 1:1000 dilution from a representative lot detected MeCp2 in mouse brain tissue sections (Courtesy of EnCor Biotechnology Inc.).

Quality

Evaluated by Western Blotting in mouse brain nuclear extract.

Western Blotting Analysis: 0.5 µg/mL of this antibody detected MeCp2 in 10 µg of mouse brain nuclear extract.

Target description

~70 kDa observed. 52.44/52.31 kDa (human/mouse isoform A or Beta) and 53.32/53.58 kDa (human/mouse isoform B or Alpha) calculated. The larger-than-predicted band size is consistent with that reported in the literature (Jarrar, M.H., et al. (2003). J. Child Neurol. 18(10):675-682). Uncharacterized bands may be observed in some lysate(s).

Physical form

Purified rabbit polyclonal antibody in buffer containing PBS with 0.03% sodium azide

Other Notes

Concentration: Please refer to lot specific datasheet.

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Storage Class Code

12 - Non Combustible Liquids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

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