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AB14204

Anti-MSH6 antibody [44]

4

(2 Reviews)

|

(5 Publications)

Mouse Monoclonal MSH6 antibody. Suitable for WB, IHC-P, ICC/IF and reacts with Human samples. Cited in 5 publications. Immunogen corresponding to Synthetic Peptide within Human MSH6 aa 200-350.

View Alternative Names

GTBP, MSH6, DNA mismatch repair protein Msh6, hMSH6, G/T mismatch-binding protein, MutS protein homolog 6, MutS-alpha 160 kDa subunit, GTMBP, p160

5 Images
Immunocytochemistry/ Immunofluorescence - Anti-MSH6 antibody [44] (AB14204)
  • ICC/IF

Lab

Immunocytochemistry/ Immunofluorescence - Anti-MSH6 antibody [44] (AB14204)

ab14204 staining MSH6 in HeLa cells. The cells were fixed with 4% formaldehyde (10min), permeabilized with 0.1% Triton X-100 for 5 minutes and then blocked with 1% BSA/10% normal goat serum/0.3M glycine in 0.1% PBS-Tween for 1h. The cells were then incubated with ab14204 at 1/250dilution and ab202272 at 1/250 dilution (shown in pseudocolour red) overnight at +4°C, followed by a further incubation at room temperature for 1h with a goat secondary antibody to Mouse IgG (Alexa Fluor® 488) (ab150117) at 2 μg/ml (shown in green). Nuclear DNA was labelled in blue with DAPI.

Image was taken with a confocal microscope (Leica-Microsystems, TCS SP8).

Immunocytochemistry/ Immunofluorescence - Anti-MSH6 antibody [44] (AB14204)
  • ICC/IF

Lab

Immunocytochemistry/ Immunofluorescence - Anti-MSH6 antibody [44] (AB14204)

ab14204 staining MSH6 in wild-type HAP1 cells (top panel) and MSH6 knockout HAP1 cells (bottom panel). The cells were fixed with 4% formaldehyde (10min), permeabilized with 0.1% Triton X-100 for 5 minutes and then blocked with 1% BSA/10% normal goat serum/0.3M glycine in 0.1% PBS-Tween for 1h. The cells were then incubated with ab14204 at 1/250 dilution and ab202272 at 1/250 dilution (shown in pseudocolour red) overnight at +4°C, followed by a further incubation at room temperature for 1h with a goat secondary antibody to Mouse IgG (Alexa Fluor® 488) (ab150117) at 2 μg/ml (shown in green). Nuclear DNA was labelled in blue with DAPI.

Image was taken with a confocal microscope (Leica-Microsystems, TCS SP8).

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-MSH6 antibody [44] (AB14204)
  • IHC-P

Unknown

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-MSH6 antibody [44] (AB14204)

ab14204 staining human colon carcinoma by IHC-P.

Western blot - Anti-MSH6 antibody [44] (AB14204)
  • WB

Lab

Western blot - Anti-MSH6 antibody [44] (AB14204)

Lanes 1 - 4 : Merged signal (red and green). Green - ab14204 observed at 160 kDa. Red - loading control, ab18251, observed at 52 kDa.

ab14204 was shown to specifically react with MSH6 in wild-type HAP1 cells along with additional cross reactive bands. No band was observed when MSH6 knockout HAP1 samples were used. Wild-type and MSH6 knockout samples were subjected to SDS-PAGE. ab14204 and ab18251 (loading control to alpha Tubulin) were diluted at 1/100 and 1/10 000 respectively and incubated overnight at 4°C. Blots were developed with Goat anti-Mouse IgG H&L (IRDye® 800CW) preadsorbed (ab216772) and Goat Anti-Rabbit IgG H&L (IRDye® 680RD) preadsorbed (ab216777) secondary antibodies at 1/10000 dilution for 1 h at room temperature before imaging.

All lanes:

Anti-AMACR + p63 antibody [4A4 (p63)] (<a href='/en-us/products/unavailable/amacr-p63-antibody-4a4-p63-ab14202'>ab14202</a>)

Lane 1:

Wild-type HAP1 cell lysate at 20 µg

Lane 2:

MSH6 knockout HAP1 cell lysate at 20 µg

Lane 3:

HeLa cell lysate at 20 µg

Lane 4:

A431 cell lysate at 20 µg

Predicted band size: 153 kDa

false

Western blot - Anti-MSH6 antibody [44] (AB14204)
  • WB

Lab

Western blot - Anti-MSH6 antibody [44] (AB14204)

Lanes 1- 2 : Merged signal (red and green). Green - ab14204 observed at 160 kDa. Red - Anti-alpha Tubulin antibody [EP1332Y] - Microtubule Marker (ab52866) observed at 50 kDa.

ab14204 was shown to react with MSH6 in wild-type HeLa cells in western blot. Loss of signal was observed when knockout cell line ab255410 (knockout cell lysate ab263763) was used. Wild-type HeLa and MSH6 knockout HeLa cell lysates were subjected to SDS-PAGE. Membrane was blocked for 1 hour at room temperature in 0.1% TBST with 3% non-fat dried milk. ab14204 and Anti-alpha Tubulin antibody [EP1332Y] - Microtubule Marker (ab52866) overnight at 4°C at a 1 in 500 dilution and a 1 in 20000 dilution respectively. Blots were developed with Goat anti-Mouse IgG H&L (IRDye®800CW) preadsorbed (ab216772) and Goat Anti-Rabbit IgG H&L (IRDye®680RD) preadsorbed (ab216777) secondary antibodies at 1 in 20000 dilution for 1 hour at room temperature before imaging.

All lanes:

Western blot - Anti-MSH6 antibody [44] (ab14204) at 1/500 dilution

Lane 1:

Wild-type HeLa cell lysate at 20 µg

Lane 2:

MSH6 knockout HeLa cell lysate at 20 µg

Lane 2:

Western blot - Human MSH6 knockout HeLa cell line (<a href='/en-us/products/cell-lines/human-msh6-knockout-hela-cell-line-ab255410'>ab255410</a>)

Predicted band size: 153 kDa

Observed band size: 160 kDa

false

Key facts

Host species

Mouse

Clonality

Monoclonal

Clone number

44

Isotype

IgG1

Carrier free

No

Reacts with

Human

Applications

ICC/IF, IHC-P, WB

applications

Immunogen

Synthetic Peptide within Human MSH6 aa 200-350. The exact immunogen used to generate this antibody is proprietary information.

P52701

Reactivity data

{ "title": "Reactivity Data", "filters": { "stats": ["", "Species", "Dilution Info", "Notes"], "tabs": { "all-applications": {"fullname" : "All Applications", "shortname": "All Applications"}, "WB" : {"fullname" : "Western blot", "shortname":"WB"}, "IHCP" : {"fullname" : "Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections)", "shortname":"IHC-P"}, "ICCIF" : {"fullname" : "Immunocytochemistry/ Immunofluorescence", "shortname":"ICC/IF"} }, "product-promise": { "all": "all", "testedAndGuaranteed": "tested", "guaranteed": "expected", "predicted": "predicted", "notRecommended": "not-recommended" } }, "values": { "Human": { "WB-species-checked": "testedAndGuaranteed", "WB-species-dilution-info": "1/100 - 1/500", "WB-species-notes": "<p></p>", "IHCP-species-checked": "testedAndGuaranteed", "IHCP-species-dilution-info": "", "IHCP-species-notes": "<p></p>", "ICCIF-species-checked": "testedAndGuaranteed", "ICCIF-species-dilution-info": "1/250", "ICCIF-species-notes": "<p></p>" } } }

Properties and storage information

Form
Liquid
Purification technique
Affinity purification Protein G
Storage buffer
pH: 7.3 - 7.5 Preservative: 0.05% Sodium azide Constituents: 1% BSA
Shipped at conditions
Blue Ice
Appropriate short-term storage duration
1-2 weeks
Appropriate short-term storage conditions
+4°C
Appropriate long-term storage conditions
-20°C
Storage information
Avoid freeze / thaw cycle

Supplementary information

This supplementary information is collated from multiple sources and compiled automatically.

MSH6 also known as MutS Homolog 6 is a DNA repair protein that plays a role in the mismatch repair (MMR) system. It has a molecular mass of approximately 136 kDa. MSH6 forms a heterodimer with MSH2 called MutSα and this complex identifies base-pair mismatches and insertion-deletion loops during DNA replication. It is expressed in various tissues throughout the body and high levels are often found in proliferative tissues where active DNA replication occurs.
Biological function summary

MSH6 functions as part of the MMR complex which is essential for maintaining genomic stability. The MutSα complex where MSH6 pairs with MSH2 operates along with other proteins in the MMR pathway to correct DNA replication errors. MSH6 is also known to interact with PCNA a DNA polymerase processivity factor which facilitates its role in the repair process.

Pathways

MSH6 participates prominently in the DNA mismatch repair pathway. This pathway is critical for correcting DNA errors and preventing mutations during replication. In association with MLH1-PMS2 (MutLα complex) MSH6 ensures that DNA integrity is preserved. Additionally MSH6 is involved in the base excision repair (BER) pathway where it collaborates with other repair proteins to fix small base lesions.

MSH6 has a significant connection with Lynch syndrome also known as hereditary nonpolyposis colorectal cancer (HNPCC). This condition is characterized by germline mutations in MMR genes including MSH6 leading to increased cancer risk particularly in the colon. Moreover alterations in MSH6 can contribute to microsatellite instability a feature seen in certain types of endometrial cancer. Mutations in MSH2 often accompany MSH6 mutations in these disorders further impacting the MMR pathway's efficiency.

Product protocols

For this product, it's our understanding that no specific protocols are required. You can visit:

Target data

Component of the post-replicative DNA mismatch repair system (MMR). Heterodimerizes with MSH2 to form MutS alpha, which binds to DNA mismatches thereby initiating DNA repair. When bound, MutS alpha bends the DNA helix and shields approximately 20 base pairs, and recognizes single base mismatches and dinucleotide insertion-deletion loops (IDL) in the DNA. After mismatch binding, forms a ternary complex with the MutL alpha heterodimer, which is thought to be responsible for directing the downstream MMR events, including strand discrimination, excision, and resynthesis. ATP binding and hydrolysis play a pivotal role in mismatch repair functions. The ATPase activity associated with MutS alpha regulates binding similar to a molecular switch : mismatched DNA provokes ADP-->ATP exchange, resulting in a discernible conformational transition that converts MutS alpha into a sliding clamp capable of hydrolysis-independent diffusion along the DNA backbone. This transition is crucial for mismatch repair. MutS alpha may also play a role in DNA homologous recombination repair. Recruited on chromatin in G1 and early S phase via its PWWP domain that specifically binds trimethylated 'Lys-36' of histone H3 (H3K36me3) : early recruitment to chromatin to be replicated allowing a quick identification of mismatch repair to initiate the DNA mismatch repair reaction.
See full target information MSH6

Publications (5)

Recent publications for all applications. Explore the full list and refine your search

Cancers 14: PubMed35565362

2022

Senescence Is the Main Trait Induced by Temozolomide in Glioblastoma Cells.

Applications

Unspecified application

Species

Unspecified reactive species

Lea Beltzig,Christian Schwarzenbach,Petra Leukel,Katrin B M Frauenknecht,Clemens Sommer,Alessandro Tancredi,Monika E Hegi,Markus Christmann,Bernd Kaina

Radiation oncology (London, England) 16:129 PubMed34256782

2021

Complete response to neoadjuvant chemoradiotherapy in rectal cancer is associated with RAS/AKT mutations and high tumour mutational burden.

Applications

Unspecified application

Species

Unspecified reactive species

Joanne D Stockton,Louise Tee,Celina Whalley,Jonathan James,Mark Dilworth,Rachel Wheat,Thomas Nieto,Ian Geh,João D Barros-Silva,Andrew D Beggs

Genetics in medicine : official journal of the Ame 22:847-856 PubMed31965077

2020

Two integrated and highly predictive functional analysis-based procedures for the classification of MSH6 variants in Lynch syndrome.

Applications

Unspecified application

Species

Unspecified reactive species

Mark Drost,Yvonne Tiersma,Dylan Glubb,Scott Kathe,Sandrine van Hees,Fabienne Calléja,José B M Zonneveld,Kenneth M Boucher,Renuka P E Ramlal,Bryony A Thompson,Lene Juel Rasmussen,Marc S Greenblatt,Andrea Lee,Amanda B Spurdle,Sean V Tavtigian,Niels de Wind

Nature communications 11:236 PubMed31932649

2020

Distinct DNA repair pathways cause genomic instability at alternative DNA structures.

Applications

Unspecified application

Species

Unspecified reactive species

Jennifer A McKinney,Guliang Wang,Anirban Mukherjee,Laura Christensen,Sai H Sankara Subramanian,Junhua Zhao,Karen M Vasquez

Archives of toxicology 92:2645-2648 PubMed29947891

2018

Sensitization of colorectal cancer cells to irinotecan by the Survivin inhibitor LLP3 depends on XAF1 proficiency in the context of mutated p53.

Applications

Unspecified application

Species

Unspecified reactive species

Christian Steigerwald,Birgit Rasenberger,Markus Christmann,Maja T Tomicic
View all publications

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