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AB316156

Anti-EGFR (phospho Y1045) antibody [EPR28381-88] - BSA and Azide free

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Knockout Tested Rabbit Recombinant Monoclonal EGFR phospho Y1045 antibody. Carrier free. Suitable for WB, Dot, IP and reacts with Human, Synthetic peptide - Human samples.
4 Images
Immunoprecipitation - Anti-EGFR (phospho Y1045) antibody [EPR28381-88] - BSA and Azide free (AB316156)
  • IP

Supplier Data

Immunoprecipitation - Anti-EGFR (phospho Y1045) antibody [EPR28381-88] - BSA and Azide free (AB316156)

This data was developed using ab316155, the same antibody clone in a different buffer formulation.

EGFR (phospho Y1045) was immunoprecipitated from 0.35 mg A431 (human epidermoid carcinoma epithelial cell) treated with 100ng/ml EGF for 30 minutes whole cell lysate with ab316155 at 1/30 dilution (2ug in 0.35mg lysates). Western blot was performed on the immunoprecipitate using ab316155 at 1/1000 dilution. VeriBlot for IP secondary antibody(HRP)(ab131366) was used at 1/5000 dilution.

Lane 1 : A431 (human epidermoid carcinoma epithelial cell) treated with 100ng/ml EGF for 30 minutes whole cell lysate
Lane 2 : ab316155 IP in A431 (human epidermoid carcinoma epithelial cell) treated with 100ng/ml EGF for 30 minutes whole cell lysate
Lane 3 : Rabbit monoclonal IgG (ab172730) instead of ab316155 in A431 treated with 100ng/ml EGF for 30 minutes whole cell lysate

All lanes:

Immunoprecipitation - Anti-EGFR (phospho Y1045) antibody [EPR28381-88] (<a href='/en-us/products/primary-antibodies/egfr-phospho-y1045-antibody-epr28381-88-ab316155'>ab316155</a>) at 1/30 dilution

All lanes:

A431 (human epidermoid carcinoma epithelial cell) treated with 100ng/ml EGF for 30 minutes 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>)

false

Exposure time: 84s

Western blot - Anti-EGFR (phospho Y1045) antibody [EPR28381-88] - BSA and Azide free (AB316156)
  • WB

Supplier Data

Western blot - Anti-EGFR (phospho Y1045) antibody [EPR28381-88] - BSA and Azide free (AB316156)

This data was developed using ab316155, the same antibody clone in a different buffer formulation.

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

In Western blot, Anti-EGFR antibody - Total protein control (ab32077) staining at 1/1000 dilution.

All lanes:

Western blot - Anti-EGFR (phospho Y1045) antibody [EPR28381-88] (<a href='/en-us/products/primary-antibodies/egfr-phospho-y1045-antibody-epr28381-88-ab316155'>ab316155</a>) at 1/1000 dilution

Lane 1:

Untreated A431 (human epidermoid carcinoma epithelial cell) whole cell lysate (untreated membrane) at 20 µg

Lane 2:

A431 treated with 100 ng/ml EGF for 30 minutes whole cell lysate (untreated membrane) at 20 µg

Lane 3:

A431 treated with 100 ng/ml EGF for 30 minutes whole cell lysate (alkaline phosphatase treated membrane) 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 1/100000 dilution

Observed band size: 175 kDa,36 kDa

false

Exposure time: 10s

Western blot - Anti-EGFR (phospho Y1045) antibody [EPR28381-88] - BSA and Azide free (AB316156)
  • WB

Supplier Data

Western blot - Anti-EGFR (phospho Y1045) antibody [EPR28381-88] - BSA and Azide free (AB316156)

This data was developed using ab316155 , the same antibody clone in a different buffer formulation.

In Western blot, ab316155 was shown to bind specifically to EGFR (phospho Y1045). Target of interest was observed at 175 kDa in wild-type HeLa cell lysates (lane 2) with no signal observed at this size in EGFR knockout cell line (lanes 3-4 KO cell line ab255385/KO cell lysate ab263845).

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

In Western blot, Anti-EGFR antibody (ab32077) staining at 1/1000 dilution.

All lanes:

Western blot - Anti-EGFR (phospho Y1045) antibody [EPR28381-88] (<a href='/en-us/products/primary-antibodies/egfr-phospho-y1045-antibody-epr28381-88-ab316155'>ab316155</a>) at 1/1000 dilution

Lane 1:

Untreated Wild-type HeLa (human cervical adenocarcinoma epithelial cell) whole cell lysate at 20 µg

Lane 2:

Wild-type HeLa treated with 100 ng/ml EGF for 30 minutes whole cell lysate at 20 µg

Lane 3:

Untreated EGFR knockout HeLa whole cell lysate at 20 µg

Lane 4:

EGFR knockout HeLa treated with 100 ng/ml EGF for 30 minutes 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 1/100000 dilution

Observed band size: 175 kDa,36 kDa

false

Exposure time: 180s

Dot Blot - Anti-EGFR (phospho Y1045) antibody [EPR28381-88] - BSA and Azide free (AB316156)
  • Dot

Supplier Data

Dot Blot - Anti-EGFR (phospho Y1045) antibody [EPR28381-88] - BSA and Azide free (AB316156)

This data was developed using ab316155, the same antibody clone in a different buffer formulation.

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

Dot blot analysis of EGFR (phospho Y1045) using ab316155 at 1 : 1000 (0.498 ug/ml) followed by a Goat Anti-Rabbit IgG, (H+L), Peroxidase conjugated (ab97051) at 1 : 100,000 dilution.

The antibody recognizes EGFR when phosphorylated at Tyr1045, and shows weak reactivity with ErbB2 when phosphorylated at Tyr1088. The antibody does not cross-react with EGFR phosphorylated at S1046 or S1047.

All lanes:

Dot Blot - Anti-EGFR (phospho Y1045) antibody [EPR28381-88] (<a href='/en-us/products/primary-antibodies/egfr-phospho-y1045-antibody-epr28381-88-ab316155'>ab316155</a>) at 1/1000 dilution

Lane 1:

EGFR (phospho Y1045) peptide a

Lane 2:

EGFR (phospho Y1045) peptide b

Lane 3:

EGFR non-phospho peptide c

Lane 4:

EGFR (phospho S1046) peptide d

Lane 5:

EGFR (phospho S1047) peptide e

Lane 6:

ErbB2 (phospho Y1088) peptide f

Secondary

All lanes:

Dot 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

false

Exposure time: 180s

  • Unconjugated

    Anti-EGFR (phospho Y1045) antibody [EPR28381-88]

Key facts

Host species

Rabbit

Clonality

Monoclonal

Clone number

EPR28381-88

Isotype

IgG

Carrier free

Yes

Reacts with

Human

Applications

WB, IP, Dot

applications

Immunogen

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

Specificity

Note that Tyr1045 is the mature form numbering excluding the signal peptide (first 24 amino acids) and corresponds to Tyr1069 in the full UniProt canonical sequence. By dot blot, the antibody recognizes EGFR when phosphorylated at Tyr1045 and has weak reactivity with ErbB2 when phosphorylated at Tyr1088&#46;

Reactivity data

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Product details

ab316156 is the carrirer-free version of ab316155.

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.

EGFR or Epidermal Growth Factor Receptor is a transmembrane glycoprotein that acts as a receptor for members of the epidermal growth factor family. Known alternatively as ErbB1 or HER1 this receptor has an approximate molecular weight of 170 kDa. EGFR is expressed in various cell types notably on epithelial cells and can influence multiple cellular processes through its kinase activity. It participates in the regulation of cell growth multiplication and survival by activating its kinase domain upon ligand binding.
Biological function summary

The EGFR protein plays an important role in cellular communication and signaling processes. EGFR pairs with other receptor family members to form active dimers or even higher-order complexes which in turn initiate intracellular signaling cascades. Through these complexes EGFR influences many processes including cell differentiation and repair. This function of EGFR makes it an integral part of mammalian biology affecting how cells respond to their environment by mediating changes in gene expression.

Pathways

EGFR is a central player in the MAPK and PI3K/Akt signaling pathways. Alongside other protein partners like KRAS and PI3 kinase it contributes to transmitting signals from the cell surface to the nucleus affecting gene transcription and cell behavior. These pathways are important for normal cell growth and division and aberrations in these pathways can lead to excessive or insufficient cell proliferation.

EGFR is pertinent to cancer biology including non-small cell lung cancer and glioblastoma where mutations or overexpression of the receptor frequently occur. It connects to proteins such as PTEN and BRAF which influence tumor progression and response to targeted therapies. EGFR's involvement in these disorders highlights its significance as a therapeutic target since it can be manipulated to alter disease progression.

Product protocols

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

Target data

Receptor tyrosine kinase binding ligands of the EGF family and activating several signaling cascades to convert extracellular cues into appropriate cellular responses (PubMed : 10805725, PubMed : 27153536, PubMed : 2790960, PubMed : 35538033). Known ligands include EGF, TGFA/TGF-alpha, AREG, epigen/EPGN, BTC/betacellulin, epiregulin/EREG and HBEGF/heparin-binding EGF (PubMed : 12297049, PubMed : 15611079, PubMed : 17909029, PubMed : 20837704, PubMed : 27153536, PubMed : 2790960, PubMed : 7679104, PubMed : 8144591, PubMed : 9419975). Ligand binding triggers receptor homo- and/or heterodimerization and autophosphorylation on key cytoplasmic residues. The phosphorylated receptor recruits adapter proteins like GRB2 which in turn activates complex downstream signaling cascades. Activates at least 4 major downstream signaling cascades including the RAS-RAF-MEK-ERK, PI3 kinase-AKT, PLCgamma-PKC and STATs modules (PubMed : 27153536). May also activate the NF-kappa-B signaling cascade (PubMed : 11116146). Also directly phosphorylates other proteins like RGS16, activating its GTPase activity and probably coupling the EGF receptor signaling to the G protein-coupled receptor signaling (PubMed : 11602604). Also phosphorylates MUC1 and increases its interaction with SRC and CTNNB1/beta-catenin (PubMed : 11483589). Positively regulates cell migration via interaction with CCDC88A/GIV which retains EGFR at the cell membrane following ligand stimulation, promoting EGFR signaling which triggers cell migration (PubMed : 20462955). Plays a role in enhancing learning and memory performance (By similarity). Plays a role in mammalian pain signaling (long-lasting hypersensitivity) (By similarity).. Isoform 2 may act as an antagonist of EGF action.. (Microbial infection) Acts as a receptor for hepatitis C virus (HCV) in hepatocytes and facilitates its cell entry. Mediates HCV entry by promoting the formation of the CD81-CLDN1 receptor complexes that are essential for HCV entry and by enhancing membrane fusion of cells expressing HCV envelope glycoproteins.
See full target information EGFR pY1045

Alternative Names

ERBB, ERBB1, HER1, EGFR, Epidermal growth factor receptor, Proto-oncogene c-ErbB-1, Receptor tyrosine-protein kinase erbB-1

Product promise

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