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AB256358

Anti-MTAP antibody [EPR22574-104] - BSA and Azide free

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Rabbit Recombinant Monoclonal MTAP antibody. Carrier free. Suitable for IP, WB, IHC-P and reacts with Human, Mouse, Rat samples.
6 Images
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-MTAP antibody [EPR22574-104] - BSA and Azide free (AB256358)
  • IHC-P

Unknown

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-MTAP antibody [EPR22574-104] - BSA and Azide free (AB256358)

Immunohistochemical analysis of paraffin-embedded human bladder cancer tissue labeling MTAP with ab252934 at 1/500 dilution, followed by Goat Anti-Rabbit IgG H&L (HRP) ready to use. Positive staining in stroma cells and no staining in tumor cells of human bladder cancer (PMID : 27270441) is observed. Counter stained with hematoxylin.

Secondary antibody only control : Used PBS instead of primary antibody, secondary antibody is Goat Anti-Rabbit IgG H&L (HRP) ready to use.

Heat mediated antigen retrieval using ab93684 (Tris/EDTA buffer, pH 9.0).

This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (ab252934).

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-MTAP antibody [EPR22574-104] - BSA and Azide free (AB256358)
  • IHC-P

Unknown

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-MTAP antibody [EPR22574-104] - BSA and Azide free (AB256358)

Immunohistochemical analysis of paraffin-embedded human breast tissue labeling MTAP with ab252934 at 1/500 dilution, followed by Goat Anti-Rabbit IgG H&L (HRP) ready to use. Positive staining in human breast (PMID : 26751376, 18712977) is observed. Counter stained with hematoxylin.

Secondary antibody only control : Used PBS instead of primary antibody, secondary antibody is Goat Anti-Rabbit IgG H&L (HRP) ready to use.

Heat mediated antigen retrieval using ab93684 (Tris/EDTA buffer, pH 9.0).

This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (ab252934).

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-MTAP antibody [EPR22574-104] - BSA and Azide free (AB256358)
  • IHC-P

Unknown

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-MTAP antibody [EPR22574-104] - BSA and Azide free (AB256358)

Immunohistochemical analysis of paraffin-embedded human breast cancer tissue labeling MTAP with ab252934 at 1/500 dilution, followed by Goat Anti-Rabbit IgG H&L (HRP) ready to use. Positive staining in stroma cells and no staining in tumor cells of human breast cancer (PMID : 26751376) is observed. Counter stained with hematoxylin.

Secondary antibody only control : Used PBS instead of primary antibody, secondary antibody is Goat Anti-Rabbit IgG H&L (HRP) ready to use.

Heat mediated antigen retrieval using ab93684 (Tris/EDTA buffer, pH 9.0).

This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (ab252934).

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-MTAP antibody [EPR22574-104] - BSA and Azide free (AB256358)
  • IHC-P

Unknown

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-MTAP antibody [EPR22574-104] - BSA and Azide free (AB256358)

Immunohistochemical analysis of paraffin-embedded human breast cancer tissue labeling MTAP with ab252934 at 1/500 dilution, followed by Goat Anti-Rabbit IgG H&L (HRP) ready to use. Positive staining in human breast cancer (PMID : 26751376,18712977) is observed. Counter stained with hematoxylin.

Secondary antibody only control : Used PBS instead of primary antibody, secondary antibody is Goat Anti-Rabbit IgG H&L (HRP) ready to use.

Heat mediated antigen retrieval using ab93684 (Tris/EDTA buffer, pH 9.0).

This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (ab252934).

Immunoprecipitation - Anti-MTAP antibody [EPR22574-104] - BSA and Azide free (AB256358)
  • IP

Unknown

Immunoprecipitation - Anti-MTAP antibody [EPR22574-104] - BSA and Azide free (AB256358)

MTAP was immunoprecipitated from 0.35  mg of HT-29 (human colorectal adenocarcinoma cell line) whole cell lysate with ab252934 at 1/30 dilution. Western blot was performed from the immunoprecipitate using ab252934 at 1/1000 dilution. VeriBlot for IP Detection Reagent (HRP) (ab131366), was used as secondary antibody at 1/5000 dilution.

Lane 1 :  HT-29 whole cell lysate 10 μg (Input).
Lane 2 : ab252934 IP in HT-29 whole cell lysate.
Lane 3 : Rabbit monoclonal IgG (ab172730) instead of ab252934 in HT-29 whole cell lysate.

Blocking and dilution buffer and concentration : 5% NFDM/TBST.
Exposure time : 3 minutes.

This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (ab252934).

All lanes:

Immunoprecipitation - Anti-MTAP antibody [EPR22574-104] (<a href='/en-us/products/primary-antibodies/mtap-antibody-epr22574-104-ab252934'>ab252934</a>)

Predicted band size: 31 kDa

Observed band size: 32 kDa

false

Western blot - Anti-MTAP antibody [EPR22574-104] - BSA and Azide free (AB256358)
  • WB

Lab

Western blot - Anti-MTAP antibody [EPR22574-104] - BSA and Azide free (AB256358)

This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (ab252934).

Western blot : Anti-MTAP antibody [EPR22574-104] ab252934 staining at 1/1000 dilution, shown in green; Mouse anti alpha Tubulin ab7291 loading control staining at 1/20000 dilution, shown in magenta. A band was observed at 31kDa in Wild-type HeLa cell lysates with no signal observed at this size in MTAP knockout HeLa cell line. To generate this image, samples were run on an SDS-PAGE gel then transferred onto a nitrocellulose membrane. Membranes were blocked in 5% Milk in TBS-0.1 % Tween® 20 (TBS-T) before incubation with primary antibodies overnight at 4 °C. Blots were washed four times in TBS-T, incubated with secondary antibodies for 1 h at room temperature, washed again four times then imaged. Secondary antibodies used were Goat anti-Rabbit 800CW and Goat anti-Mouse 680RD at 1/20,000 dilution.

All lanes:

Western blot - Anti-MTAP antibody [EPR22574-104] (<a href='/en-us/products/primary-antibodies/mtap-antibody-epr22574-104-ab252934'>ab252934</a>) at 1/1000 dilution

Lane 1:

Wild-type HeLa cell lysates at 20 µg

Lane 2:

MTAP knockout HeLa cell lysates at 20 µg

Lane 3:

HepG2 cell lysates at 20 µg

Lane 4:

A549 cell lysates at 20 µg

Secondary

All lanes:

Goat anti-Rabbit 800CW & Goat anti-Mouse 680RD at 1/20000 dilution

Predicted band size: 31 kDa

Observed band size: 31 kDa

false

Key facts

Host species

Rabbit

Clonality

Monoclonal

Clone number

EPR22574-104

Isotype

IgG

Carrier free

Yes

Reacts with

Mouse, Rat, Human

Applications

WB, IHC-P, IP

applications

Immunogen

The exact immunogen used to generate this antibody is proprietary information.

Specificity

IHC-P is recommended for human only.

Reactivity data

{ "title": "Reactivity Data", "filters": { "stats": ["", "Species", "Dilution Info", "Notes"], "tabs": { "all-applications": {"fullname" : "All Applications", "shortname": "All Applications"}, "IP" : {"fullname" : "Immunoprecipitation", "shortname":"IP"}, "FlowCyt" : {"fullname" : "Flow Cytometry", "shortname":"Flow Cyt"}, "WB" : {"fullname" : "Western blot", "shortname":"WB"}, "ICCIF" : {"fullname" : "Immunocytochemistry/ Immunofluorescence", "shortname":"ICC/IF"}, "IHCP" : {"fullname" : "Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections)", "shortname":"IHC-P"} }, "product-promise": { "all": "all", "testedAndGuaranteed": "tested", "guaranteed": "expected", "predicted": "predicted", "notRecommended": "not-recommended" } }, "values": { "Human": { "IP-species-checked": "testedAndGuaranteed", "IP-species-dilution-info": "", "IP-species-notes": "<p></p>", "FlowCyt-species-checked": "notRecommended", "FlowCyt-species-dilution-info": "", "FlowCyt-species-notes": "<p></p>", "WB-species-checked": "testedAndGuaranteed", "WB-species-dilution-info": "", "WB-species-notes": "<p></p>", "ICCIF-species-checked": "notRecommended", "ICCIF-species-dilution-info": "", "ICCIF-species-notes": "<p></p>", "IHCP-species-checked": "testedAndGuaranteed", "IHCP-species-dilution-info": "", "IHCP-species-notes": "<p>Recommended for human only.</p>" }, "Mouse": { "IP-species-checked": "guaranteed", "IP-species-dilution-info": "", "IP-species-notes": "", "FlowCyt-species-checked": "notRecommended", "FlowCyt-species-dilution-info": "", "FlowCyt-species-notes": "<p></p>", "WB-species-checked": "testedAndGuaranteed", "WB-species-dilution-info": "", "WB-species-notes": "<p></p>", "ICCIF-species-checked": "notRecommended", "ICCIF-species-dilution-info": "", "ICCIF-species-notes": "<p></p>", "IHCP-species-checked": "guaranteed", "IHCP-species-dilution-info": "", "IHCP-species-notes": "" }, "Rat": { "IP-species-checked": "guaranteed", "IP-species-dilution-info": "", "IP-species-notes": "", "FlowCyt-species-checked": "notRecommended", "FlowCyt-species-dilution-info": "", "FlowCyt-species-notes": "<p></p>", "WB-species-checked": "testedAndGuaranteed", "WB-species-dilution-info": "", "WB-species-notes": "<p></p>", "ICCIF-species-checked": "notRecommended", "ICCIF-species-dilution-info": "", "ICCIF-species-notes": "<p></p>", "IHCP-species-checked": "guaranteed", "IHCP-species-dilution-info": "", "IHCP-species-notes": "" } } }

Product details

ab256358 is the carrier-free version of ab252934.

Patented technology
Our RabMAb® technology is a patented hybridoma-based technology for making rabbit monoclonal antibodies. For details on our patents, please refer to RabMAb® patents.

What are the advantages of a recombinant monoclonal antibody?
This product is a recombinant monoclonal antibody, which offers several advantages including:

  • - High batch-to-batch consistency and reproducibility
  • - Improved sensitivity and specificity
  • - Long-term security of supply
  • - Animal-free batch production

For more information, read more on recombinant antibodies.

Conjugation ready
Our carrier-free antibodies are typically supplied in a PBS-only formulation, purified and free of BSA, sodium azide and glycerol. This conjugation-ready format is designed for use with fluorochromes, metal isotopes, oligonucleotides, and enzymes, which makes them ideal for antibody labelling, functional and cell-based assays, flow-based assays (e.g. mass cytometry) and Multiplex Imaging applications.

Use our conjugation kits for antibody conjugates that are ready-to-use in as little as 20 minutes with 1 minute hands-on-time and 100% antibody recovery: available for fluorescent dyes, HRP, biotin and gold.

Compatibility
This product is compatible with the Maxpar® Antibody Labeling Kit from Fluidigm, without the need for antibody preparation. Maxpar® is a trademark of Fluidigm Canada Inc.

Properties and storage information

Form
Liquid
Purification technique
Affinity purification Protein A
Storage buffer
pH: 7.2 - 7.4 Constituents: PBS
Shipped at conditions
Blue Ice
Appropriate short-term storage conditions
+4°C
Appropriate long-term storage conditions
+4°C
Storage information
Do Not Freeze

Supplementary information

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

MTAP also known as methylthioadenosine phosphorylase is an essential enzyme that breaks down 5'-methylthioadenosine (MTA) a byproduct of polyamine synthesis. MTAP has a molecular weight of about 31 kDa. The enzyme converts MTA into adenine and 5-methylthioribose-1-phosphate which re-enter the methionine and adenine salvage pathways. MTAP is widely expressed in most tissues but its activity is especially high in the liver and kidney. Alternative names for MTAP include 2G4 and MTAP-A.
Biological function summary

Methylthioadenosine phosphorylase plays a significant role in the salvage pathways for methionine and adenine critical for cellular growth and proliferation. MTAP operates as a part of a complex metabolic network involved in polyamine metabolism. In addition to its metabolic functions MTAP contributes to the regulation of the immune response and cell cycle. MTAP immunohistochemistry is often used to study its expression patterns in various tissues.

Pathways

Methylthioadenosine phosphorylase participates importantly in the polyamine biosynthesis and methionine salvage pathways. These pathways are integral for maintaining cellular homeostasis and nucleotide pools. MTAP works closely with proteins such as methionine adenosyltransferase (MAT) and adenosylmethionine decarboxylase (AMD). In concert they facilitate the regeneration of methionine highlighting MTAP's role in cellular adaptation to metabolic demands.

Methylthioadenosine phosphorylase deficiency or deletion is linked to certain cancers such as gliomas and lymphomas. Loss of MTAP function is often associated with co-deletion of the tumor suppressor protein p16INK4a observed in various malignancies. This deletion can lead to an accumulation of MTA creating a toxic environment that promotes cancer cell proliferation. MTAP and its interaction with proteins like p16INK4a highlight its relevance as a potential target for therapeutic intervention in cancer treatment programs.

Product protocols

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

Target data

Catalyzes the reversible phosphorylation of S-methyl-5'-thioadenosine (MTA) to adenine and 5-methylthioribose-1-phosphate. Involved in the breakdown of MTA, a major by-product of polyamine biosynthesis. Responsible for the first step in the methionine salvage pathway after MTA has been generated from S-adenosylmethionine. Has broad substrate specificity with 6-aminopurine nucleosides as preferred substrates.
See full target information MTAP

Alternative Names

MSAP, MTAP, S-methyl-5'-thioadenosine phosphorylase, 5'-methylthioadenosine phosphorylase, MTA phosphorylase, MTAPase

Product promise

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For full details, please see our Terms & Conditions

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