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AB309349

Anti-MBNL1 antibody [EPR26983-11] - BSA and Azide free

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Rabbit Recombinant Monoclonal MBNL1 antibody. Carrier free. Suitable for WB, ICC/IF, Flow Cyt (Intra), IP and reacts with Human, Mouse, Transfected cell lysate samples.

View Alternative Names

EXP, KIAA0428, MBNL, MBNL1, Muscleblind-like protein 1, Triplet-expansion RNA-binding protein

9 Images
Immunocytochemistry/ Immunofluorescence - Anti-MBNL1 antibody [EPR26983-11] - BSA and Azide free (AB309349)
  • ICC/IF

Supplier Data

Immunocytochemistry/ Immunofluorescence - Anti-MBNL1 antibody [EPR26983-11] - BSA and Azide free (AB309349)

This data was developed using ab309348, the same antibody clone in a different buffer formulation. Immunofluorescent analysis of 80% Methanol-fixed, 0.1% TritonX-100 permeabilized Jurkat (human T cell leukemia T lymphocyte) cells labelling MBNL1 with ab309348 at 1/500 (0.976 ug/ml) dilution, followed by ab150081 Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) preadsorbed antibody at 1/1000 2ug/ml dilution (Green). Confocal image showing nuclear and weak cytoplasmic staining in Jurkat cell line. Image was taken with a confocal microscope(Leica-Microsystems, TCS SP8). ab195889 Anti-alpha Tubulin mouse monoclonal antibody - Microtubule Marker (Alexa Fluor® 594) was used to counterstain tubulin at 1/200 2.5ug/ml dilution (Red). The Nuclear counterstain was DAPI (Blue). Secondary antibody only control : Secondary antibody is ab150081 Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) preadsorbed at 1/1000 2ug/ml dilution.

Flow Cytometry (Intracellular) - Anti-MBNL1 antibody [EPR26983-11] - BSA and Azide free (AB309349)
  • Flow Cyt (Intra)

Supplier Data

Flow Cytometry (Intracellular) - Anti-MBNL1 antibody [EPR26983-11] - BSA and Azide free (AB309349)

This data was developed using ab309348, the same antibody clone in a different buffer formulation. Flow cytometric analysis of 4% paraformaldehyde fixed 90% methanol permeabilized Jurkat (human T cell leukemia T lymphocyte from peripheral blood) cells labelling MBNL1 with ab309348 at 1/500 dilution (0.1 ug) (Red) compared with a Rabbit monoclonal IgG (ab172730) (Black) isotype control and an unlabelled control (cells without incubation with primary antibody and secondary antibody) (Blue). A Goat Anti-Rabbit IgG (Alexa Fluor® 488, ab150081) at 1/5000 dilution was used as the secondary antibody.

Immunoprecipitation - Anti-MBNL1 antibody [EPR26983-11] - BSA and Azide free (AB309349)
  • IP

Supplier Data

Immunoprecipitation - Anti-MBNL1 antibody [EPR26983-11] - BSA and Azide free (AB309349)

This data was developed using ab309348, the same antibody clone in a different buffer formulation. MBNL1 was immunoprecipitated from 0.35 mg Jurkat (human t cell leukemia t lymphocyte from peripheral blood) whole cell lysate with ab309348 at 1/30 dilution (2ug in 0.35mg lysates). Western blot was performed on the immunoprecipitate using ab309348 at 1/1000 dilution. VeriBlot for IP secondary antibody(HRP)(ab131366) was used at 1/5000 dilution. Lane 1 : Jurkat (human t cell leukemia t lymphocyte from peripheral blood) whole cell lysate 10 ug Lane 2 : Jurkat (human t cell leukemia t lymphocyte from peripheral blood) whole cell lysate Lane 3 : Rabbit monoclonal IgG (ab172730) instead of ab309348 in Jurkat whole cell lysate Blocking and dilution buffer and concentration : 5% NFDM/TBST. Exposure time : 3 seconds

All lanes:

Immunoprecipitation - Anti-MBNL1 antibody [EPR26983-11] (<a href='/en-us/products/primary-antibodies/mbnl1-antibody-epr26983-11-ab309348'>ab309348</a>) at 1/30 dilution

All lanes:

Jurkat (human t cell leukemia t lymphocyte from peripheral blood) whole cell lysate

Secondary

All lanes:

Immunoprecipitation - VeriBlot for IP Detection Reagent (HRP) (<a href='/en-us/products/reagents/veriblot-for-ip-detection-reagent-hrp-ab131366'>ab131366</a>) at 1/5000 dilution

false

Exposure time: 3s

Flow Cytometry (Intracellular) - Anti-MBNL1 antibody [EPR26983-11] - BSA and Azide free (AB309349)
  • Flow Cyt (Intra)

Supplier Data

Flow Cytometry (Intracellular) - Anti-MBNL1 antibody [EPR26983-11] - BSA and Azide free (AB309349)

This data was developed using ab309348, the same antibody clone in a different buffer formulation. Flow cytometric analysis of 4% paraformaldehyde fixed 90% methanol permeabilized C2C12 (mouse myoblast) cells labelling MBNL1 with ab309348 at 1/500 dilution (0.1 ug) (Red) compared with a Rabbit monoclonal IgG (ab172730) (Black) isotype control and an unlabelled control (cells without incubation with primary antibody and secondary antibody) (Blue). A Goat Anti-Rabbit IgG (Alexa Fluor® 488, ab150081) at 1/5000 dilution was used as the secondary antibody.

Immunocytochemistry/ Immunofluorescence - Anti-MBNL1 antibody [EPR26983-11] - BSA and Azide free (AB309349)
  • ICC/IF

Supplier Data

Immunocytochemistry/ Immunofluorescence - Anti-MBNL1 antibody [EPR26983-11] - BSA and Azide free (AB309349)

This data was developed using ab309348, the same antibody clone in a different buffer formulation. Immunofluorescent analysis of 100% methanol-fixed, 0.1% TritonX-100 permeabilized C2C12 (mouse myoblasts) cells labelling MBNL1 with ab309348 at 1/500 (0.976 ug/ml) dilution, followed by ab150081 Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) preadsorbed antibody at 1/1000 2ug/ml dilution (Green). Confocal image showing nuclear and weak cytoplasmic staining in C2C12 cell line. Image was taken with a confocal microscope(Leica-Microsystems, TCS SP8). ab195889 Anti-alpha Tubulin mouse monoclonal antibody - Microtubule Marker (Alexa Fluor® 594) was used to counterstain tubulin at 1/200 2.5ug/ml dilution (Red). The Nuclear counterstain was DAPI (Blue). Secondary antibody only control : Secondary antibody is ab150081 Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) preadsorbed at 1/1000 2ug/ml dilution.

Immunoprecipitation - Anti-MBNL1 antibody [EPR26983-11] - BSA and Azide free (AB309349)
  • IP

Supplier Data

Immunoprecipitation - Anti-MBNL1 antibody [EPR26983-11] - BSA and Azide free (AB309349)

This data was developed using ab309348, the same antibody clone in a different buffer formulation. MBNL1 was immunoprecipitated from 0.35 mg C2C12 (mouse myoblast) whole cell lysate with ab309348 at 1/30 dilution (2ug in 0.35mg lysates). Western blot was performed on the immunoprecipitate using ab309348 at 1/1000 dilution. VeriBlot for IP secondary antibody(HRP)(ab131366) was used at 1/5000 dilution. Lane 1 : C2C12 (mouse myoblast) whole cell lysate 10 ug Lane 2 : C2C12 (mouse myoblast) whole cell lysate Lane 3 : Rabbit monoclonal IgG (ab172730) instead of ab309348 in C2C12 whole cell lysate Blocking and dilution buffer and concentration : 5% NFDM/TBST. Exposure time : 15 seconds.

All lanes:

Immunoprecipitation - Anti-MBNL1 antibody [EPR26983-11] (<a href='/en-us/products/primary-antibodies/mbnl1-antibody-epr26983-11-ab309348'>ab309348</a>) at 1/30 dilution

All lanes:

C2C12 (mouse myoblast) whole cell lysate

Secondary

All lanes:

Immunoprecipitation - VeriBlot for IP Detection Reagent (HRP) (<a href='/en-us/products/reagents/veriblot-for-ip-detection-reagent-hrp-ab131366'>ab131366</a>) at 1/5000 dilution

false

Exposure time: 15s

Western blot - Anti-MBNL1 antibody [EPR26983-11] - BSA and Azide free (AB309349)
  • WB

Supplier Data

Western blot - Anti-MBNL1 antibody [EPR26983-11] - BSA and Azide free (AB309349)

This data was developed using ab309348, the same antibody clone in a different buffer formulation. Blocking and diluting buffer and concentration : 5% NFDM/TBST In Western blot, anti-GAPDH antibody (ab181602) loading control staining at 1/200000 dilution. Exposure time : Lanes 1-3 : 6 seconds; Lane 4 : 37 seconds.

All lanes:

Western blot - Anti-MBNL1 antibody [EPR26983-11] (<a href='/en-us/products/primary-antibodies/mbnl1-antibody-epr26983-11-ab309348'>ab309348</a>) at 1/1000 dilution

Lane 1:

Jurkat (human t cell leukemia t lymphocyte from peripheral blood) transfected with scrambled siRNA control whole cell lysate at 20 µg

Lane 2:

Jurkat transfected with siRNA 1 specifically targeti MBNL1 whole cell lysate at 20 µg

Lane 3:

Jurkat transfected with siRNA 2 specifically targeti MBNL1 whole cell lysate at 20 µg

Lane 4:

HeLa (human cervical adenocarcinoma epithelial cell) whole cell lysate at 20 µg

Secondary

All lanes:

Western blot - Goat Anti-Rabbit IgG H&L (HRP) (<a href='/en-us/products/secondary-antibodies/goat-rabbit-igg-h-l-hrp-ab97051'>ab97051</a>) at 1/20000 dilution

Observed band size: 42 kDa

false

Western blot - Anti-MBNL1 antibody [EPR26983-11] - BSA and Azide free (AB309349)
  • WB

Supplier Data

Western blot - Anti-MBNL1 antibody [EPR26983-11] - BSA and Azide free (AB309349)

This data was developed using ab309348, the same antibody clone in a different buffer formulation.

Blocking and diluting buffer and concentration : 5% NFDM/TBST

The molecular weight observed is consistent with what has been described in the literature (PMID : 23949219 PMID : 16864772).

Exposure time : Lane 1 : 180 seconds; Lane 2 : 136 seconds.

All lanes:

Western blot - Anti-MBNL1 antibody [EPR26983-11] (<a href='/en-us/products/primary-antibodies/mbnl1-antibody-epr26983-11-ab309348'>ab309348</a>) at 1/1000 dilution

Lane 1:

Mouse heart tissue lysate at 20 µg

Lane 2:

C2C12 (mouse myoblast) whole cell lysate at 20 µg

Secondary

All lanes:

Western blot - Goat Anti-Rabbit IgG H&L (HRP) (<a href='/en-us/products/secondary-antibodies/goat-rabbit-igg-h-l-hrp-ab97051'>ab97051</a>) at 1/20000 dilution

Observed band size: 42 kDa,38 kDa,34 kDa,26 kDa

false

Western blot - Anti-MBNL1 antibody [EPR26983-11] - BSA and Azide free (AB309349)
  • WB

Supplier Data

Western blot - Anti-MBNL1 antibody [EPR26983-11] - BSA and Azide free (AB309349)

This data was developed using ab309348, the same antibody clone in a different buffer formulation. Blocking and diluting buffer and concentration : 5% NFDM/TBST This antibody does not cross-react with human MBNL2 and MBNL3. In Western blot, anti-His antibody (ab213204) staining at 1/5000 dilution. In Western blot, anti-GAPDH antibody (ab181602) loading control staining at 1/200000 dilution. Exposure time : 8 seconds.

All lanes:

Western blot - Anti-MBNL1 antibody [EPR26983-11] (<a href='/en-us/products/primary-antibodies/mbnl1-antibody-epr26983-11-ab309348'>ab309348</a>) at 1/1000 dilution

Lane 1:

293T (human embryonic kidney epithelial cell) transfected with an empty vector containing a myc-His-tag® whole cell lysate at 10 µg

Lane 2:

293T transfected with MBNL1(WT) expression vector containing a myc-His-tag® whole cell lysate at 10 µg

Lane 3:

293T transfected with MBNL2(WT) expression vector containing a myc-His-tag® whole cell lysate at 10 µg

Lane 4:

293T transfected with MBNL3(WT) expression vector containing a myc-His-tag® whole cell lysate at 10 µg

Secondary

All lanes:

Western blot - Goat Anti-Rabbit IgG H&L (HRP) (<a href='/en-us/products/secondary-antibodies/goat-rabbit-igg-h-l-hrp-ab97051'>ab97051</a>) at 1/100000 dilution

Observed band size: 42 kDa,38 kDa,34 kDa,26 kDa

false

Exposure time: 8s

Key facts

Host species

Rabbit

Clonality

Monoclonal

Clone number

EPR26983-11

Isotype

IgG

Carrier free

Yes

Reacts with

Human, Mouse

Applications

ICC/IF, Flow Cyt (Intra), WB, IP

applications

Immunogen

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

Reactivity data

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Product details

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

Supplementary information

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

The MBNL1 protein also known as Muscleblind-like protein 1 or MBNL1 is a RNA-binding protein with a molecular mass of approximately 38 kDa. This protein has a central role in the regulation of alternative splicing. It binds to specific RNA motifs and affects the splicing of pre-mRNA. MBNL1 is expressed widely in many tissues including skeletal and cardiac muscles as well as the brain indicating its wide-ranging importance in various cellular processes.
Biological function summary

The MBNL1 protein is involved in the regulation of mRNA metabolism. It functions not just individually but often as a part of larger ribonucleic complexes impacting RNA stability and translation. MBNL1 controls the alternative splicing of numerous transcripts which is necessary for the proper development and function of tissues. Disruptions in MBNL1 activity can lead to mis-splicing of transcripts which demonstrates the key role it plays in maintaining cellular homeostasis.

Pathways

The MBNL1 protein contributes significantly to splicing regulation and muscle-specific gene expression pathways. It interacts with proteins like CELF1 which modulate pre-mRNA processing. These pathways are vital for muscle cell differentiation and maintenance with MBNL1 acting alongside other splicing factors to ensure the correct expression patterns necessary for tissue-specific functions. The balance between MBNL1 and its interacting partners influences splicing outcomes and gene expression.

The dysregulation of MBNL1 activity is implicated in myotonic dystrophy type 1 (DM1) and myotonic dystrophy type 2 (DM2). In these conditions expanded CUG or CCUG repeat RNAs sequester MBNL1 disrupting its function and leading to splicing abnormalities. Through this mechanism MBNL1 connects to other proteins like CUGBP1 which also influences splicing in muscle and other tissues. The resulting mis-splicing from impaired MBNL1 activity underlies many symptoms seen in these muscular disorders highlighting the protein's clinical relevance.

Product protocols

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

Target data

Mediates pre-mRNA alternative splicing regulation. Acts either as activator or repressor of splicing on specific pre-mRNA targets. Inhibits cardiac troponin-T (TNNT2) pre-mRNA exon inclusion but induces insulin receptor (IR) pre-mRNA exon inclusion in muscle. Antagonizes the alternative splicing activity pattern of CELF proteins. Regulates the TNNT2 exon 5 skipping through competition with U2AF2. Inhibits the formation of the spliceosome A complex on intron 4 of TNNT2 pre-mRNA. Binds to the stem-loop structure within the polypyrimidine tract of TNNT2 intron 4 during spliceosome assembly. Binds to the 5'-YGCU(U/G)Y-3'consensus sequence. Binds to the IR RNA. Binds to expanded CUG repeat RNA, which folds into a hairpin structure containing GC base pairs and bulged, unpaired U residues. Together with RNA binding proteins RBPMS and RBFOX2, activates vascular smooth muscle cells alternative splicing events (PubMed : 37548402). Regulates NCOR2 alternative splicing (By similarity).
See full target information MBNL1

Product promise

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