Anti-DNA G-quadruplex (G4), clone 1H6 (mouse monoclonal)

Species Reactivity	Key Applications	Host	Format	Antibody Type
A	ICC, IH(P), ELISA, FC	M	Purified	Monoclonal Antibody

Species Reactivity

Key Applications

Host

Format

Antibody Type

ICC, IH(P), ELISA, FC

Purified

Monoclonal Antibody

Description
Catalogue Number	MABE1126
Description	Anti-DNA G-quadruplex (G4) Antibody, clone 1H6
Alternate Names	DNA G-quadruplex (G4)
Background Information	Single-stranded guanine (G)-rich DNA can form stable secondary structures called G-quadruplexes (G-tetrads or G4). Four guanine bases can associate through Hoogsteen hydrogen bonding to form a square planar structure called a guanine tetrad (G-tetrad), and two or more G-tetrads can stack on top of each other to form a G-quadruplex. The quadruplex structure is further stabilized by the presence of a cation, especially potassium, which sits in a central channel between each pair of tetrads. A DNA G-tetrad can be formed within one DNA strand (intramolecular), between two DNA strands (bimolecular), or four DNA strands (tetramolecular). G4 DNA can arise anywhere in the genome where sufficiently long stretches of single-stranded G-rich DNA are exposed during replication, transcription or recombination. Chemical analysis of quadruplex-forming oligonucleotides has revealed the existence of a plethora of dynamic quadruplex structures with varying stabilities. The diverse nature of G4 DNA structures makes it an appealing topic in molecular biomedical research.

Description

Catalogue Number

MABE1126

Description

Anti-DNA G-quadruplex (G4) Antibody, clone 1H6

Alternate Names

DNA G-quadruplex (G4)

Background Information

Single-stranded guanine (G)-rich DNA can form stable secondary structures called G-quadruplexes (G-tetrads or G4). Four guanine bases can associate through Hoogsteen hydrogen bonding to form a square planar structure called a guanine tetrad (G-tetrad), and two or more G-tetrads can stack on top of each other to form a G-quadruplex. The quadruplex structure is further stabilized by the presence of a cation, especially potassium, which sits in a central channel between each pair of tetrads. A DNA G-tetrad can be formed within one DNA strand (intramolecular), between two DNA strands (bimolecular), or four DNA strands (tetramolecular). G4 DNA can arise anywhere in the genome where sufficiently long stretches of single-stranded G-rich DNA are exposed during replication, transcription or recombination. Chemical analysis of quadruplex-forming oligonucleotides has revealed the existence of a plethora of dynamic quadruplex structures with varying stabilities. The diverse nature of G4 DNA structures makes it an appealing topic in molecular biomedical research.

Product Information
Format	Purified
Presentation	Purified mouse monoclonal IgG2bκ antibody in buffer containing 0.1 M Tris-Glycine (pH 7.4), 150 mM NaCl with 0.05% sodium azide.

Product Information

Format

Purified

Presentation

Purified mouse monoclonal IgG2bκ antibody in buffer containing 0.1 M Tris-Glycine (pH 7.4), 150 mM NaCl with 0.05% sodium azide.

Applications
Application	This Anti-DNA G-quadruplex (G4) Antibody, clone 1H6 is validated for use in Immunocytochemistry, Immunohistochemistry (Paraffin), ELISA and Flow Cytometry for the detection of DNA G-quadruplex .
Key Applications	Immunocytochemistry Immunohistochemistry (Paraffin) ELISA Flow Cytometry
Application Notes	Immunohistochemistry Analysis: A 1:50-250 dilution from a representative lot detected DNA G-quadruplex (G4) in human pancreas and mouse kidney tissue. Immunocytochemistry Analysis: A representative lot detected discrete DNA G-quadruplex (G4) foci on the compact chromosome in the metaphase HeLa and murine embryonic stem cells (Henderson, A., et al. (2014). Nucleic Acids Res. 42(2):860-869). Immunocytochemistry Analysis: A representative lot detected greatly diminished nuclear DNA G-quadruplex (G4) immunoreactivity upon DNase treatment of paraformaldehyde-fixed and Triton X-100-permeablized HeLa cells (Henderson, A., et al. (2014). Nucleic Acids Res. 42(2):860-869). Immunocytochemistry Analysis: A representative lot detected G-quadruplex (G4) stabilizing agent telomestatin/TMS treatment-induced nuclear DNA G4 immunoreactivity in chicken DT40 cells lacking the G4-unwinding helicase FANCJ, while the drug enhancing effect was not seen in human FANCJ-expressing DT40 cells (Henderson, A., et al. (2014). Nucleic Acids Res. 42(2):860-869). Immunocytochemistry Analysis: A representative lot detected a time-dependent increase of nuclear DNA G-quadruplex (G4) foci in U20S cells following the treatment of the DNA G4-stabilizing agent telomestatin/TMS (Henderson, A., et al. (2014). Nucleic Acids Res. 42(2):860-869). ELISA Analysis: Target selectivity of a representative lot was determined by competitive ELISA. Clone 1H6 binds both tetramolecular and unimolecular (intramolecular) DNA G-quadruplex (G4) structures (Henderson, A., et al. (2014). Nucleic Acids Res. 42(2):860-869). Flow Cytometry Analysis: A representative lot detected enhanced DNA G-quadruplex (G4) immunoreactivity in HeLa cells upon treatment with the DNA G4-stabilizing agent TMPyP4, Cat. No. 613560 (Henderson, A., et al. (2014). Nucleic Acids Res. 42(2):860-869). Immunohistochemistry Analysis: A representative lot detected nuclear DNA G-quadruplex (G4) immunoreactivity in various paraffin-embedded human tissue sections, including skin, pancreas, testis, placenta, brain, appendix, colon, and kidney (Henderson, A., et al. (2014). Nucleic Acids Res. 42(2):860-869).

Applications

Application

This Anti-DNA G-quadruplex (G4) Antibody, clone 1H6 is validated for use in Immunocytochemistry, Immunohistochemistry (Paraffin), ELISA and Flow Cytometry for the detection of DNA G-quadruplex .

Key Applications

Immunocytochemistry
Immunohistochemistry (Paraffin)
ELISA
Flow Cytometry

Application Notes

Immunohistochemistry Analysis: A 1:50-250 dilution from a representative lot detected DNA G-quadruplex (G4) in human pancreas and mouse kidney tissue.

Immunocytochemistry Analysis: A representative lot detected discrete DNA G-quadruplex (G4) foci on the compact chromosome in the metaphase HeLa and murine embryonic stem cells (Henderson, A., et al. (2014). Nucleic Acids Res. 42(2):860-869).

Immunocytochemistry Analysis: A representative lot detected greatly diminished nuclear DNA G-quadruplex (G4) immunoreactivity upon DNase treatment of paraformaldehyde-fixed and Triton X-100-permeablized HeLa cells (Henderson, A., et al. (2014). Nucleic Acids Res. 42(2):860-869).

Immunocytochemistry Analysis: A representative lot detected G-quadruplex (G4) stabilizing agent telomestatin/TMS treatment-induced nuclear DNA G4 immunoreactivity in chicken DT40 cells lacking the G4-unwinding helicase FANCJ, while the drug enhancing effect was not seen in human FANCJ-expressing DT40 cells (Henderson, A., et al. (2014). Nucleic Acids Res. 42(2):860-869).

Immunocytochemistry Analysis: A representative lot detected a time-dependent increase of nuclear DNA G-quadruplex (G4) foci in U20S cells following the treatment of the DNA G4-stabilizing agent telomestatin/TMS (Henderson, A., et al. (2014). Nucleic Acids Res. 42(2):860-869).

ELISA Analysis: Target selectivity of a representative lot was determined by competitive ELISA. Clone 1H6 binds both tetramolecular and unimolecular (intramolecular) DNA G-quadruplex (G4) structures (Henderson, A., et al. (2014). Nucleic Acids Res. 42(2):860-869).

Flow Cytometry Analysis: A representative lot detected enhanced DNA G-quadruplex (G4) immunoreactivity in HeLa cells upon treatment with the DNA G4-stabilizing agent TMPyP4, Cat. No. 613560 (Henderson, A., et al. (2014). Nucleic Acids Res. 42(2):860-869).

Immunohistochemistry Analysis: A representative lot detected nuclear DNA G-quadruplex (G4) immunoreactivity in various paraffin-embedded human tissue sections, including skin, pancreas, testis, placenta, brain, appendix, colon, and kidney (Henderson, A., et al. (2014). Nucleic Acids Res. 42(2):860-869).

Biological Information
Immunogen	KLH-conjugated G-quadruplex DNA derived from oligonucleotides with telomeric repeats.
Clone	1H6
Concentration	Please refer to lot specific datasheet.
Host	Mouse
Specificity	Clone 1H6 binds both tetramolecular and unimolecular (intramolecular) DNA G-quadruplex (G4) structures without sequence specificity, while exhibiting significantly lower affinity toward tetramolecular RNA structure or a triplex DNA structure, and little to no affinity toward either non-G4 ssDNA or ddDNA. However, clone 1H6 does not seem to bind the [AGGG(TTAGGG)3] unimolecular G4 structure, indicating a broad selectivity toward many, but not all, DNA G4 structures (Henderson, A., et al. (2014). Nucleic Acids Res. 42(2):860-869).
Isotype	IgG2bκ
Species Reactivity	All
Species Reactivity Note	All Species. Target DNA structure is not species-specific.
Antibody Type	Monoclonal Antibody
Purification Method	Protein G Purified
UniProt Number	N/A

Biological Information

Immunogen

KLH-conjugated G-quadruplex DNA derived from oligonucleotides with telomeric repeats.

Clone

1H6

Concentration

Please refer to lot specific datasheet.

Host

Mouse

Specificity

Clone 1H6 binds both tetramolecular and unimolecular (intramolecular) DNA G-quadruplex (G4) structures without sequence specificity, while exhibiting significantly lower affinity toward tetramolecular RNA structure or a triplex DNA structure, and little to no affinity toward either non-G4 ssDNA or ddDNA. However, clone 1H6 does not seem to bind the [AGGG(TTAGGG)3] unimolecular G4 structure, indicating a broad selectivity toward many, but not all, DNA G4 structures (Henderson, A., et al. (2014). Nucleic Acids Res. 42(2):860-869).

Isotype

IgG2bκ

Species Reactivity

Species Reactivity Note

All Species. Target DNA structure is not species-specific.

Antibody Type

Monoclonal Antibody

Purification Method

Protein G Purified

UniProt Number

Product Usage Statements
Quality Assurance	Evaluated by Immunocytochemistry in HeLa cells. Immunocytochemistry Analysis: 2.0 µg/mL of this antibody detected DNA G-quadruplex (G4) in HeLa cells.
Usage Statement	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.

Product Usage Statements

Quality Assurance

Evaluated by Immunocytochemistry in HeLa cells.

Immunocytochemistry Analysis: 2.0 µg/mL of this antibody detected DNA G-quadruplex (G4) in HeLa cells.

Usage Statement

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.

Storage and Shipping Information
Storage Conditions	Stable for 1 year at 2-8°C from date of receipt.

Storage and Shipping Information

Storage Conditions

Stable for 1 year at 2-8°C from date of receipt.

Packaging Information
Material Size	100 μg

Packaging Information

Material Size

100 μg

实验耗材

分子生物学试剂

蛋白与免疫学

生化试剂

细胞及检测试剂

色谱及层析

仪器设备

实验服务

办公用品

Anti-DNA G-quadruplex (G4), clone 1H6 (mouse monoclonal)

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