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Key Documents

F6304

Sigma-Aldrich

Anti-FOXP2 antibody produced in rabbit

IgG fraction of antiserum, buffered aqueous solution

Synonym(s):

Anti-CAGH44, Anti-Forkhead Box P2, Anti-SPCH1, Anti-Speech and Language Disorder 1, Anti-TNRC10, Anti-Trinucleotide Repeat Containing 10

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About This Item

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

biological source

rabbit

conjugate

unconjugated

antibody form

IgG fraction of antiserum

antibody product type

primary antibodies

clone

polyclonal

form

buffered aqueous solution

mol wt

antigen ~80 kDa

species reactivity

human, mouse, rat

technique(s)

microarray: suitable
western blot: 1:500-1:1,000 using extracts of Jurkat cells
western blot: 1:500-1:1,000 using mouse heart tissue extract

UniProt accession no.

shipped in

dry ice

storage temp.

−20°C

target post-translational modification

unmodified

Gene Information

human ... FOXP2(93986)
mouse ... Foxp2(114142)

General description

The superfamily of Forkhead transcription factors (FOX) consists of more than 100 members, with orthologues expressed in a variety of species ranging from yeast to man. They are characterized by a common Forkhead (or winged helix) domain, a variant of the helix-turnhelix motif. Forkhead box P2 (FOXP2) transcripts encode for three different isoforms, I, II and III encoding for proteins of 715, 740, and 623 amino acids respectively. FOXP2 has a polyglutamine tract. FOXP1, FOXP2 and FOXP4 contain a complex N-terminal region responsible for transcriptional repression. This region contains various protein-protein interaction motifs conserved in all three proteins, including a zinc finger and a putative leucine zipper.

Immunogen

synthetic peptide corresponding to amino acids 36-53 of human FOXP2, conjugated to KLH via a C-terminal lysine residue. The immunizing sequence is conserved in mouse and rat.

Application

Anti-FOXP2 antibody is suitable for:
  • western blot analysis as primary antibody of the embryonic cortex to study the expression of FoxP2 in neural precursors of the embryonic cortex.
  • immunohistochemistry of prostate gland cells to determine the expression level of FOXP2 in prostate cancer.
  • microarray
  • western blot at a dilution of 1:500-1:1,000 using extracts of Jurkat cells and mouse heart tissue extract.

Biochem/physiol Actions

Forkhead box P2 (FOXP2) is the first gene relevant to the human ability to develop language, offering an opportunity to study neural mechanisms from a molecular perspective. Missense and nonsense mutations have been identifying in families with language impairment. Thus, a point mutation led to the isolation to FOXP2, whereas more recently a truncation was discovered in a family with speech and language difficulties as well.
Forkhead transcription factors (FOX) family consists of more than 100 members. It is widely expressed in a variety of species ranging from yeast to man. It has a common Forkhead (or Winged Helix) domain, a variant of the helix-turnhelix motif. It plays a key regulatory role in embryonic development, differentiation, apoptosis and tumorigenesis. Its subfamily P (FOXP1, FOXP2, FOXP3 and FOXP4) has well defined clinical implications in tumor suppression as well as autoimmunity and development. FOXP2 is composed of a polyglutamine tract and a complex N-terminal region responsible for transcriptional repression. The N-terminal region contains various protein-protein interaction motifs including a zinc finger and a putative leucine zipper. It has been reported that FOXP2 acts as a major part of a multiprotein complex that regulates diverse aspects of tissue restricted gene expression during development.

Physical form

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

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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Identification of FOXP2 Truncation as a Novel Cause of Developmental Speech and Language Deficits
MacDermot KD, et al.
American Journal of Human Genetics, 76(6), 1074-1074 (2005)
Ogyi Park et al.
Annals of the New York Academy of Sciences, 1051, 218-228 (2005-08-30)
Crohn's disease (CD) is a chronic inflammatory bowel disease typified by transmural inflammation affecting any part of the gastrointestinal tract. CD4(+)CD25(+) regulatory T cells (T(reg) cells) play important roles in intestinal homeostasis. Adoptive transfer of regulatory T cells into mice
FOXP2 expression during brain development coincides with adult sites of pathology in a severe speech and language disorder
Lai CSL, et al.
Brain, 126(Pt), 11-11 (2003)
David Tsui et al.
The Journal of neuroscience : the official journal of the Society for Neuroscience, 33(1), 244-258 (2013-01-04)
The transcription factor FoxP2 has been associated with the development of human speech but the underlying cellular function of FoxP2 is still unclear. Here we provide evidence that FoxP2 regulates genesis of some intermediate progenitors and neurons in the mammalian
A forkhead-domain gene is mutated in a severe speech and language disorder.
Lai CS
Nature, 413(6855), 519-523 (2001)

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