Smads are a family of intracellular proteins that transmit transforming growth factor beta (TGF-beta ) superfamily signals from the cell surface to the nucleus. The Smad family is divided into three subclasses: receptor regulated Smads, (Smads 1, 2, 3, 5 and 8); the common partner, (Smad4); and the inhibitory Smads, (Smads 6 and 7). The binding of TGF-beta or activin to their cognate receptor induces phosphorylation of Smads 2 and 3. The activated Smads associate with the common-mediator subunit, Smad4, and the heteromeric complex translocates into the nucleus to initiate transcription. Smad3, also known as Mothers Against Decapentaplegic homolog 3 (MADH3), shares 83% amino acid identity with Smad2, also known as Mothers Against Decapentaplegic homolog 2 (MADH2). Human Smad2 has 99% identity to mouse and rat Smad2. Human Smad3 has 99% identity to mouse and rat Smad3.
Human Phospho-Smad2/3 (S465/S467) Antibody
R&D Systems | Catalog # MAB8935
Recombinant Monoclonal Antibody.
Key Product Details
Validated by
Biological Validation
Species Reactivity
Validated:
Human
Cited:
Human, Mouse
Applications
Validated:
Western Blot
Cited:
Western Blot, Immunocytochemistry, Chromatin Immunoprecipitation (ChIP)
Label
Unconjugated
Antibody Source
Recombinant Monoclonal Rabbit IgG Clone # 1074A
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Product Specifications
Immunogen
Phosphopeptide containing the human Smad2 S465/S467 site
Accession # NP_005892
Accession # NP_005892
Specificity
Detects human Smad2 and Smad3 when dually phosphorylated at S465 and S467 in Western blots.
Clonality
Monoclonal
Host
Rabbit
Isotype
IgG
Scientific Data Images for Human Phospho-Smad2/3 (S465/S467) Antibody
Detection of Human Phospho-Smad2/3 (S465/S467) by Western Blot.
Western blot shows lysates of HepG2 human hepatocellular carcinoma cell line untreated (-) or treated (+) with 10 ng/mL Recombinant Human TGF-beta 1 (Catalog # 240-B) for 30 minutes. PVDF membrane was probed with 2 µg/mL of Rabbit Anti-Human Phospho-Smad2/3 (S465/S467) Monoclonal Antibody (Catalog # MAB8935) followed by HRP-conjugated Anti-Rabbit IgG Secondary Antibody (Catalog # HAF008). A specific band was detected for Phospho-Smad2/3 (S465/S467) at approximately 68 kDa (as indicated). This experiment was conducted under reducing conditions and using Immunoblot Buffer Group 2.Detection of Phospho-Smad2/3 (S465/S467) by Western Blot
PAO-induced production of IL-33 in primary human airway epithelial cells. BEAS-2B cells were treated with PAO (0, 20, 50, 100 nM) for 24 h. (a, b) Immunoblot and quantitative analysis for the expression of IL-33. (c) Representative immunoblot (d) quantitative analysis for the expression of pSMAD2/3, SMAD2/3, and GAPDH. Experiments were conducted in triplicate. Data are presented as mean ± SEM, *P < 0.05, ANOVA, as compared control (vehicle) to PAO-treated cells. Image collected and cropped by CiteAb from the following open publication (https://pubmed.ncbi.nlm.nih.gov/40195488), licensed under a CC-BY license. Not internally tested by R&D Systems.Applications for Human Phospho-Smad2/3 (S465/S467) Antibody
Application
Recommended Usage
Western Blot
2 µg/mL
Sample: HepG2 human hepatocellular carcinoma cell line treated with Recombinant Human TGF‑ beta 1 (Catalog # 240-B)
Sample: HepG2 human hepatocellular carcinoma cell line treated with Recombinant Human TGF‑ beta 1 (Catalog # 240-B)
Reviewed Applications
Read 2 reviews rated 4.5 using MAB8935 in the following applications:
Formulation, Preparation, and Storage
Purification
Protein A or G purified from cell culture supernatant
Reconstitution
Reconstitute at 0.2 mg/mL in sterile PBS. For liquid material, refer to CoA for concentration.
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Formulation
Lyophilized from a 0.2 μm filtered solution in PBS with Trehalose. *Small pack size (SP) is supplied either lyophilized or as a 0.2 µm filtered solution in PBS.
Shipping
Lyophilized product is shipped at ambient temperature. Liquid small pack size (-SP) is shipped with polar packs. Upon receipt, store immediately at the temperature recommended below.
Stability & Storage
Use a manual defrost freezer and avoid repeated freeze-thaw cycles.
- 12 months from date of receipt, -20 to -70 °C as supplied.
- 1 month, 2 to 8 °C under sterile conditions after reconstitution.
- 6 months, -20 to -70 °C under sterile conditions after reconstitution.
Calculators
Background: Smad2/3
Long Name
Mothers Against DPP Homolog 2/3
Alternate Names
hMAD-2, hSMAD2, JV18, JV18-1SMAD, mothers against DPP homolog 2 (Drosophila), MAD homolog 2, Mad protein homolog, Mad, mothers against decapentaplegic homolog 2, MADH2MGC34440, MADR2MGC22139, Mad-related protein 2, mother against DPP homolog 2, mothers against decapentaplegic homolog 2, Mothers against DPP homolog 2, Sma- and Mad-related protein 2, SMAD 2, SMAD family member 2MAD, mothers against decapentaplegic homolog 2 (Drosophila), SMAD, mothers against DPP homolog 2, Smad2
UniProt
Additional Smad2/3 Products
Product Documents for Human Phospho-Smad2/3 (S465/S467) Antibody
Certificate of Analysis
To download a Certificate of Analysis, please enter a lot or batch number in the search box below.
Note: Certificate of Analysis not available for kit components.
Product Specific Notices for Human Phospho-Smad2/3 (S465/S467) Antibody
For research use only
Citations for Human Phospho-Smad2/3 (S465/S467) Antibody
Customer Reviews for Human Phospho-Smad2/3 (S465/S467) Antibody (2)
4.5 out of 5
2 Customer Ratings
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Application: Western BlotSample Tested: primary astrocytesSpecies: HumanVerified Customer | Posted 08/21/2024Western blot using lysates from human primary astrocytes 15min after stimulation with human TGF-beta. 120ug of protein have been loaded.Lysates from primary human astrocytes
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Application: Western BlotSample Tested: Mv1Lu mink lung epithelial cell lineSpecies: MinkVerified Customer | Posted 07/08/2020
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Protocols
Find general support by application which include: protocols, troubleshooting, illustrated assays, videos and webinars.
- Cellular Response to Hypoxia Protocols
- R&D Systems Quality Control Western Blot Protocol
- Troubleshooting Guide: Western Blot Figures
- Western Blot Conditions
- Western Blot Protocol
- Western Blot Protocol for Cell Lysates
- Western Blot Troubleshooting
- Western Blot Troubleshooting Guide
- View all Protocols, Troubleshooting, Illustrated assays and Webinars
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