PTEN Rabbit Polyclonal Antibody
Catalog# ER1902-27
PTEN Rabbit Polyclonal Antibody
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WB
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IHC-P
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FC
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Human
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Mouse
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Rat
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unconjugated
Overview
Product Name
PTEN Rabbit Polyclonal Antibody
Antibody Type
Rabbit Polyclonal Antibody
Immunogen
Synthetic peptide within human PTEN aa 1-50.
Species Reactivity
Human, Mouse, Rat
Validated Applications
WB, IHC-P, FC
Molecular Weight
Predicted band size: 48 kDa
Positive Control
THP-1 cell lysate, mouse lung tissue lysate, A431 cell lysate, rat testis tissue, human thyroid tissue, human skin tissue, mouse brain tissue, SH-SY5Y.
Conjugation
unconjugated
RRID
Product Features
Form
Liquid
Concentration
Storage Instructions
Shipped at 4℃. Store at +4℃ short term (1-2 weeks). It is recommended to aliquot into single-use upon delivery. Store at -20℃ long term.
Storage Buffer
1*PBS (pH7.4), 0.2% BSA, 50% Glycerol. Preservative: 0.05% Sodium Azide.
Isotype
IgG
Purification Method
Immunogen affinity purified.
Application Dilution
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WB
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1:500-1:1,000
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IHC-P
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1:50-1:200
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FC
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1:50-1:100
Target
Function
Tumor suppressor. Acts as a dual-specificity protein phosphatase, dephosphorylating tyrosine-, serine- and threonine-phosphorylated proteins. Also acts as a lipid phosphatase, removing the phosphate in the D3 position of the inositol ring from phosphatidylinositol 3,4,5-trisphosphate, phosphatidylinositol 3,4-diphosphate, phosphatidylinositol 3-phosphate and inositol 1,3,4,5-tetrakisphosphate with order of substrate preference in vitro PtdIns(3,4,5)P3 > PtdIns(3,4)P2 > PtdIns3P > Ins(1,3,4,5)P4. The lipid phosphatase activity is critical for its tumor suppressor function. Antagonizes the PI3K-AKT/PKB signaling pathway by dephosphorylating phosphoinositides and thereby modulating cell cycle progression and cell survival. The unphosphorylated form cooperates with AIP1 to suppress AKT1 activation. Dephosphorylates tyrosine-phosphorylated focal adhesion kinase and inhibits cell migration and integrin-mediated cell spreading and focal adhesion formation. Plays a role as a key modulator of the AKT-mTOR signaling pathway controlling the tempo of the process of newborn neurons integration during adult neurogenesis, including correct neuron positioning, dendritic development and synapse formation. May be a negative regulator of insulin signaling and glucose metabolism in adipose tissue. The nuclear monoubiquitinated form possesses greater apoptotic potential, whereas the cytoplasmic nonubiquitinated form induces less tumor suppressive ability. In motile cells, suppresses the formation of lateral pseudopods and thereby promotes cell polarization and directed movement.
Background References
1. Vandeput F. et. al. The influence of anionic lipids on SHIP2 phosphatidylinositol 3,4,5-trisphosphate 5-phosphatase activity. Cell. Signal. 18:2193-2199(2006).
2. Costa H.A. et. al. Discovery and functional characterization of a neomorphic PTEN mutation. Proc. Natl. Acad. Sci. U.S.A. 112:13976-13981(2015).
Sequence Similarity
Belongs to the PTEN phosphatase protein family.
Tissue Specificity
Expressed at a relatively high level in all adult tissues, including heart, brain, placenta, lung, liver, muscle, kidney and pancreas.
Post-translational Modification
Constitutively phosphorylated by CK2 under normal conditions. Phosphorylated in vitro by MAST1, MAST2, MAST3 and STK11. Phosphorylation results in an inhibited activity towards PIP3. Phosphorylation can both inhibit or promote PDZ-binding. Phosphorylation at Tyr-336 by FRK/PTK5 protects this protein from ubiquitin-mediated degradation probably by inhibiting its binding to NEDD4. Phosphorylation by ROCK1 is essential for its stability and activity. Phosphorylation by PLK3 promotes its stability and prevents its degradation by the proteasome.; Monoubiquitinated; monoubiquitination is increased in presence of retinoic acid. Deubiquitinated by USP7; leading to its nuclear exclusion. Monoubiquitination of one of either Lys-13 and Lys-289 amino acid is sufficient to modulate PTEN compartmentalization. Ubiquitinated by XIAP/BIRC4.
Subcellular Location
Cell projection, Cytoplasm, Nucleus, Secreted, Synapse.
Synonyms
10q23del antibody
BZS antibody
DEC antibody
GLM2 antibody
MGC11227 antibody
MHAM antibody
MMAC1 antibody
MMAC1 phosphatase and tensin homolog deleted on chromosome 10 antibody
Mutated in multiple advanced cancers 1 antibody
Phosphatase and tensin homolog antibody
Expand10q23del antibody
BZS antibody
DEC antibody
GLM2 antibody
MGC11227 antibody
MHAM antibody
MMAC1 antibody
MMAC1 phosphatase and tensin homolog deleted on chromosome 10 antibody
Mutated in multiple advanced cancers 1 antibody
Phosphatase and tensin homolog antibody
Phosphatase and tensin like protein antibody
Phosphatidylinositol 3,4,5-trisphosphate 3-phosphatase and dual-specificity protein phosphatase PTEN antibody
Pten antibody
PTEN_HUMAN antibody
PTEN1 antibody
TEP1 antibody
CollapseImages
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Western blot analysis of PTEN on different lysate. Proteins were transferred to a PVDF membrane and blocked with 5% BSA in PBS for 1 hour at room temperature. The primary antibody (ER1902-27, 1/500) was used in 5% BSA at room temperature for 2 hours. Goat Anti-Rabbit IgG - HRP Secondary Antibody (HA1001) at 1:5,000 dilution was used for 1 hour at room temperature.
Positive control:
Lane 1: THP-1 cell lysate
Lane 2: Mouse lung tissue lysate
Lane 3: A431 cell lysate -
Immunohistochemical analysis of paraffin-embedded rat testis tissue using anti-PTEN antibody. The section was pre-treated using heat mediated antigen retrieval with Tris-EDTA buffer (pH 8.0-8.4) for 20 minutes.The tissues were blocked in 5% BSA for 30 minutes at room temperature, washed with ddH2O and PBS, and then probed with the primary antibody (ER1902-27, 1/200) for 30 minutes at room temperature. The detection was performed using an HRP conjugated compact polymer system. DAB was used as the chromogen. Tissues were counterstained with hematoxylin and mounted with DPX.
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Immunohistochemical analysis of paraffin-embedded human thyroid tissue using anti-PTEN antibody. The section was pre-treated using heat mediated antigen retrieval with Tris-EDTA buffer (pH 8.0-8.4) for 20 minutes.The tissues were blocked in 5% BSA for 30 minutes at room temperature, washed with ddH2O and PBS, and then probed with the primary antibody (ER1902-27, 1/50) for 30 minutes at room temperature. The detection was performed using an HRP conjugated compact polymer system. DAB was used as the chromogen. Tissues were counterstained with hematoxylin and mounted with DPX.
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Immunohistochemical analysis of paraffin-embedded human skin tissue using anti-PTEN antibody. The section was pre-treated using heat mediated antigen retrieval with Tris-EDTA buffer (pH 8.0-8.4) for 20 minutes.The tissues were blocked in 5% BSA for 30 minutes at room temperature, washed with ddH2O and PBS, and then probed with the primary antibody (ER1902-27, 1/200) for 30 minutes at room temperature. The detection was performed using an HRP conjugated compact polymer system. DAB was used as the chromogen. Tissues were counterstained with hematoxylin and mounted with DPX.
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Immunohistochemical analysis of paraffin-embedded mouse brain tissue using anti-PTEN antibody. The section was pre-treated using heat mediated antigen retrieval with Tris-EDTA buffer (pH 8.0-8.4) for 20 minutes.The tissues were blocked in 5% BSA for 30 minutes at room temperature, washed with ddH2O and PBS, and then probed with the primary antibody (ER1902-27, 1/200) for 30 minutes at room temperature. The detection was performed using an HRP conjugated compact polymer system. DAB was used as the chromogen. Tissues were counterstained with hematoxylin and mounted with DPX.
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Flow cytometric analysis of PTEN was done on SH-SY5Y cells. The cells were fixed, permeabilized and stained with the primary antibody (ER1902-27, 1/50) (red). After incubation of the primary antibody at room temperature for an hour, the cells were stained with a Alexa Fluor 488-conjugated Goat anti-Rabbit IgG Secondary antibody at 1/1,000 dilution for 30 minutes.Unlabelled sample was used as a control (cells without incubation with primary antibody; black).
Please note: All products are "FOR RESEARCH USE ONLY AND ARE NOT INTENDED FOR DIAGNOSTIC OR THERAPEUTIC USE"
Citation
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DIA proteomic analysis revealed the molecular characteristics of aluminum-induced hippocampal injury in rats
Journal: Journal Of Trace Elements In Medicine And Biology
DOI: 10.1016/j.jtemb.2025.127779
IF: 3.3
Application: WB
Reactivity: Rat
Publish date: 2025 Oct
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Trimethylamine N-oxide (TMAO) treatment triggers premature ovarian insufficiency (POI) via the activation of mitochondrial pathway apoptosis in granulosa cells
Journal: FREE RADICAL BIOLOGY AND MEDICINE
DOI: 10.1016/j.freeradbiomed.2025.03.007
IF: 8.2
Application: WB
Reactivity: Mouse
Publish date: 2025 Mar
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CRISPR-dCas9-Mediated PTEN Activation via Tumor Cell Membrane-Coated Nanoplatform Enhances Sensitivity to Tyrosine Kinase Inhibitors in Nonsmall Cell Lung Cancer
Journal: ACS Applied Materials & Interfaces
DOI: 10.1021/acsami.4c21740
IF: 8.2
Application: WB
Reactivity: Human
Publish date: 2025 Feb
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