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AB313882

Anti-SREBP1 antibody [EPR27079-194] - BSA and Azide free

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Knockout Tested Rabbit Recombinant Monoclonal SREBP1 antibody. Carrier free. Suitable for WB and reacts with Human, Mouse samples.

View Alternative Names

Srebp1, Srebf1, Sterol regulatory element-binding protein 1, SREBP-1, Sterol regulatory element-binding transcription factor 1

5 Images
Western blot - Anti-SREBP1 antibody [EPR27079-194] - BSA and Azide free (AB313882)
  • WB

Supplier Data

Western blot - Anti-SREBP1 antibody [EPR27079-194] - BSA and Azide free (AB313882)

This data was developed using ab313881, the same antibody clone in a different buffer formulation.

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

In Western blot, Anti-GAPDH antibody [EPR16891] - Loading Control (ab181602) staining at 1/200000 dilution.

Exposure time : Lane 1-2 : 180 seconds, Lane 3-4 : 15 seconds.

All lanes:

Western blot - Anti-SREBP1 antibody [EPR27079-194] (<a href='/en-us/products/primary-antibodies/srebp1-antibody-epr27079-194-ab313881'>ab313881</a>) at 1/1000 dilution

Lane 1:

Untreated 3T3-L1 (mouse embryonic fibroblast) whole cell lysate at 40 µg

Lane 2:

3T3-L1 differentiation for 6 days whole cell lysate at 40 µg

Lane 3:

Hela (human cervical adenocarcinoma epithelial cell) transfected with scrambled siRNA control whole cell lysate at 40 µg

Lane 4:

Hela transfected with siRNA specifically targeti SREBP1 whole cell lysate at 40 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

Predicted band size: 122 kDa

Observed band size: 125 kDa

false

Western blot - Anti-SREBP1 antibody [EPR27079-194] - BSA and Azide free (AB313882)
  • WB

Lab

Western blot - Anti-SREBP1 antibody [EPR27079-194] - BSA and Azide free (AB313882)

This data was developed using the same antibody clone in a different buffer formulation (ab313881).

Western blot : Anti-SREBF1/SREBP1 antibody [EPR27079-194] (ab313881) staining at 1/1000 dilution, shown in green; Mouse anti-GAPDH antibody [6C5] (ab8245) loading control staining at 1/20000 dilution, shown in magenta. In Western blot, ab313881 was shown to bind specifically to SREBF1/SREBP1. A band was observed at 125 kDa in wild-type HCT 116 cell lysates with no signal observed at this size in SREBF1/SREBP1 knockout cell line. To generate this image, wild-type and SREBF1/SREBP1 knockout HCT 116 cell lysates were analysed. First, 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 IgG H&L 800CW and Goat anti-Mouse IgG H&L 680RD at 1/20000 dilution.

All lanes:

Western blot - Anti-SREBP1 antibody [EPR27079-194] (<a href='/en-us/products/primary-antibodies/srebp1-antibody-epr27079-194-ab313881'>ab313881</a>) at 1/1000 dilution

Lane 1:

Wild-type HCT 116 cell lysate at 20 µg

Lane 2:

SREBF1/SREBP1 knockout HCT 116 cell lysate at 20 µg

Lane 3:

Wild-type A549 ab288558 cell lysate at 20 µg

Lane 4:

HT-29 cell lysate at 20 µg

Secondary

All lanes:

Goat anti-Rabbit IgG H&L 800CW and Goat anti-Mouse IgG H&L 680RD at 1/20000 dilution

Observed band size: 125 kDa

false

Western blot - Anti-SREBP1 antibody [EPR27079-194] - BSA and Azide free (AB313882)
  • WB

Supplier Data

Western blot - Anti-SREBP1 antibody [EPR27079-194] - BSA and Azide free (AB313882)

This data was developed using ab313881, the same antibody clone in a different buffer formulation. Blocking and diluting buffer and concentration : 5% NFDM/TBST Exposure time : 180 seconds

All lanes:

Western blot - Anti-SREBP1 antibody [EPR27079-194] (<a href='/en-us/products/primary-antibodies/srebp1-antibody-epr27079-194-ab313881'>ab313881</a>) at 1/1000 dilution

All lanes:

Human adrenal gland tissue lysate at 20 µg

Secondary

All lanes:

Goat Anti-Rabbit IgG (HRP) with minimal cross-reactivity with human IgG at 1/2000 dilution

Predicted band size: 122 kDa

Observed band size: 125 kDa

false

Exposure time: 180s

Western blot - Anti-SREBP1 antibody [EPR27079-194] - BSA and Azide free (AB313882)
  • WB

Supplier Data

Western blot - Anti-SREBP1 antibody [EPR27079-194] - BSA and Azide free (AB313882)

This data was developed using ab313881, the same antibody clone in a different buffer formulation. Blocking and diluting buffer and concentration : 5% NFDM/TBST Exposure time : 7 seconds

All lanes:

Western blot - Anti-SREBP1 antibody [EPR27079-194] (<a href='/en-us/products/primary-antibodies/srebp1-antibody-epr27079-194-ab313881'>ab313881</a>) at 1/1000 dilution

All lanes:

Huh7 (human hepatocellar carcinoma epithelial cell) whole cell lysate at 60 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

Predicted band size: 122 kDa

Observed band size: 125 kDa

false

Exposure time: 7s

Western blot - Anti-SREBP1 antibody [EPR27079-194] - BSA and Azide free (AB313882)
  • WB

Supplier Data

Western blot - Anti-SREBP1 antibody [EPR27079-194] - BSA and Azide free (AB313882)

This data was developed using ab313881, the same antibody clone in a different buffer formulation. Blocking and diluting buffer and concentration : 5% NFDM/TBST Exposure time : Lane 1 : 70 seconds, Lane 2 : 26 seconds

All lanes:

Western blot - Anti-SREBP1 antibody [EPR27079-194] (<a href='/en-us/products/primary-antibodies/srebp1-antibody-epr27079-194-ab313881'>ab313881</a>) at 1/1000 dilution

Lane 1:

Hepa1-6 (mouse hepatoma epithelial cell) whole cell lysate at 50 µg

Lane 2:

Mouse liver tissue lysate at 50 µg

Secondary

All lanes:

Goat Anti-Rabbit IgG (HRP) with minimal cross-reactivity with human IgG at 1/2000 dilution

Predicted band size: 122 kDa

Observed band size: 125 kDa

false

Key facts

Host species

Rabbit

Clonality

Monoclonal

Clone number

EPR27079-194

Isotype

IgG

Carrier free

Yes

Reacts with

Human, Mouse

Applications

WB

applications

Immunogen

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

Reactivity data

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Product details

ab313882 is the carrier-free version of ab313881.

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

Product protocols

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

Target data

Sterol regulatory element-binding protein 1. Precursor of the transcription factor form (Processed sterol regulatory element-binding protein 1), which is embedded in the endoplasmic reticulum membrane (PubMed : 11782483, PubMed : 12855691, PubMed : 19244231). Low sterol concentrations promote processing of this form, releasing the transcription factor form that translocates into the nucleus and activates transcription of genes involved in cholesterol biosynthesis and lipid homeostasis (PubMed : 11782483, PubMed : 12855691, PubMed : 16100574, PubMed : 19244231).. Processed sterol regulatory element-binding protein 1. Key transcription factor that regulates expression of genes involved in cholesterol biosynthesis and lipid homeostasis (PubMed : 17290224, PubMed : 19244231, PubMed : 21459323, PubMed : 9329978, PubMed : 9784493). Binds to the sterol regulatory element 1 (SRE-1) (5'-ATCACCCCAC-3') (By similarity). Has dual sequence specificity binding to both an E-box motif (5'-ATCACGTGA-3') and to SRE-1 (5'-ATCACCCCAC-3') (By similarity). Regulates the promoters of genes involved in cholesterol biosynthesis and the LDL receptor (LDLR) pathway of sterol regulation (PubMed : 17290224, PubMed : 19244231, PubMed : 21459323, PubMed : 9329978, PubMed : 9784493).. Isoform SREBP-1A. Isoform expressed only in select tissues, which has higher transcriptional activity compared to SREBP-1C (PubMed : 12855691, PubMed : 21531336). Able to stimulate both lipogenic and cholesterogenic gene expression (PubMed : 8833906). Has a role in the nutritional regulation of fatty acids and triglycerides in lipogenic organs such as the liver (PubMed : 12855691, PubMed : 9062341). Required for innate immune response in macrophages by regulating lipid metabolism (PubMed : 21531336).. Isoform SREBP-1C. Predominant isoform expressed in most tissues, which has weaker transcriptional activity compared to isoform SREBP-1A (PubMed : 12855691, PubMed : 21531336). Primarily controls expression of lipogenic gene (PubMed : 8833906, PubMed : 9062341). Strongly activates global lipid synthesis in rapidly growing cells (PubMed : 8833906, PubMed : 9062341).
See full target information Srebf1

Product promise

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