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AB213167

Anti-HP1 gamma/CBX3 antibody [EPR19803]

4

(3 Reviews)

|

(8 Publications)

Rabbit Recombinant Monoclonal HP1 gamma/CBX3 antibody. Suitable for WB, ICC/IF, Flow Cyt (Intra), IHC-P and reacts with Mouse, Rat, Human samples. Cited in 8 publications.

View Alternative Names

Chromobox protein homolog 3, HECH, Heterochromatin protein 1 homolog gamma, Modifier 2 protein, HP1 gamma, CBX3

11 Images
Immunocytochemistry/ Immunofluorescence - Anti-HP1 gamma/CBX3 antibody [EPR19803] (AB213167)
  • ICC/IF

Supplier Data

Immunocytochemistry/ Immunofluorescence - Anti-HP1 gamma/CBX3 antibody [EPR19803] (AB213167)

Immunofluorescent analysis of 4% paraformaldehyde-fixed 0.1% Triton X-100 permeabilized HeLa (Human epithelial cell line from cervix adenocarcinoma) cells labeling HP1 gamma/CBX3 with ab213167 at 1/100 dilution followed by Goat Anti-Rabbit IgG (Alexa Fluor® 488) (ab150077) secondary antibody at 1/1000 dilution (green).

Confocal image showing nuclear staining on HeLa cells.

The nuclear counterstain is DAPI (blue).

Tubulin is detected with Anti-alpha Tubulin antibody [DM1A] - Loading Control (ab7291) at 1/1000 dilution and Goat Anti-Mouse IgG H&L (Alexa Fluor® 594) preadsorbed (ab150120) at 1/1000 dilution (red).

The negative controls are as follows : -

-ve control 1 : ab213167 at 1/100 dilution followed by ab150120 at 1/1000 dilution.

-ve control 2 : ab7291 at 1/1000 dilution followed by ab150077 at 1/1000 dilution.

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-HP1 gamma/CBX3 antibody [EPR19803] (AB213167)
  • IHC-P

Supplier Data

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-HP1 gamma/CBX3 antibody [EPR19803] (AB213167)

Immunohistochemical analysis of paraffin-embedded Human colon tissue labeling HP1 gamma/CBX3 with ab213167 at 1/250 dilution followed by Goat Anti-Rabbit IgG H&L (HRP) (ab97051) at 1/500 dilution.

Nucleus staining on epithelial cells of Human colon is observed.

Counter stained with Hematoxylin.

Secondary antibody only control : Used PBS instead of primary antibody secondary antibody is ab97051 at 1/500 dilution.

Perform heat mediated antigen retrieval with EDTA buffer pH 9 before commencing with IHC staining protocol.

Flow Cytometry (Intracellular) - Anti-HP1 gamma/CBX3 antibody [EPR19803] (AB213167)
  • Flow Cyt (Intra)

Supplier Data

Flow Cytometry (Intracellular) - Anti-HP1 gamma/CBX3 antibody [EPR19803] (AB213167)

Intracellular flow cytometric analysis of 4% paraformaldehyde-fixed HeLa (Human epithelial cell line from cervix adenocarcinoma) cells labeling HP1 gamma/CBX3with ab213167 at 1/60 dilution (red) compared with a Rabbit IgG,monoclonal-Isotype control (ab172730) (black) and an unlabelled control (cells without incubation with primary antibody and secondary antibody) (blue). Goat anti rabbit IgG (Alexa Fluor® 488) at 1/2000 dilution was used as the secondary antibody.

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-HP1 gamma/CBX3 antibody [EPR19803] (AB213167)
  • IHC-P

Supplier Data

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-HP1 gamma/CBX3 antibody [EPR19803] (AB213167)

Immunohistochemical analysis of paraffin-embedded Human cervix carcinoma tissue labeling HP1 gamma/CBX3 with ab213167 at 1/250 dilution followed by Goat Anti-Rabbit IgG H&L (HRP) (ab97051) at 1/500 dilution.

Nucleus staining on cancer cells of Human cervix carcinoma is observed.

Counter stained with Hematoxylin.

Secondary antibody only control : Used PBS instead of primary antibody secondary antibody is ab97051 at 1/500 dilution.

Perform heat mediated antigen retrieval with EDTA buffer pH 9 before commencing with IHC staining protocol.

Flow Cytometry (Intracellular) - Anti-HP1 gamma/CBX3 antibody [EPR19803] (AB213167)
  • Flow Cyt (Intra)

Supplier Data

Flow Cytometry (Intracellular) - Anti-HP1 gamma/CBX3 antibody [EPR19803] (AB213167)

Intracellular flow cytometric analysis of 4% paraformaldehyde-fixed NIH/3T3 (Mouse embryonic fibroblast cell line) cells labeling HP1 gamma/CBX3 with ab213167 at 1/60 dilution (red) compared with a Rabbit IgG,monoclonal- Isotype control (ab172730) (black) and an unlabelled control (cells without incubation with primary antibody and secondary antibody) (blue). Goat anti Rabbit IgG (Alexa Fluor® 488) at 1/2000 dilution was used as the secondary antibody.

Immunocytochemistry/ Immunofluorescence - Anti-HP1 gamma/CBX3 antibody [EPR19803] (AB213167)
  • ICC/IF

Supplier Data

Immunocytochemistry/ Immunofluorescence - Anti-HP1 gamma/CBX3 antibody [EPR19803] (AB213167)

Immunofluorescent analysis of 4% paraformaldehyde-fixed 0.1% Triton X-100 permeabilized NIH/3T3 (Mouse embryonic fibroblast cell line) cells labeling HP1 gamma/CBX3 with ab213167 at 1/100 dilution followed by Goat Anti-Rabbit IgG (Alexa Fluor® 488) (ab150077) secondary antibody at 1/1000 dilution (green).

Confocal image showing nuclear staining on NIH/3T3 cells.

Tubulin is detected with Anti-alpha Tubulin antibody [DM1A] - Loading Control (ab7291) at 1/1000 dilution and Goat Anti-Mouse IgG H&L (Alexa Fluor® 594) preadsorbed (ab150120) at 1/1000 dilution (red).

The negative controls are as follows : -

-ve control 1 : ab213167 at 1/100 dilution followed by ab150120 at 1/1000 dilution.

-ve control 2 : ab7291 at 1/1000 dilution followed by ab150077 at 1/1000 dilution.

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-HP1 gamma/CBX3 antibody [EPR19803] (AB213167)
  • IHC-P

Supplier Data

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-HP1 gamma/CBX3 antibody [EPR19803] (AB213167)

Immunohistochemical analysis of paraffin-embedded Mouse testis tissue labeling HP1 gamma/CBX3 with ab213167 at 1/250 dilution followed by Goat Anti-Rabbit IgG H&L (HRP) (ab97051) at 1/500 dilution.

Nucleus staining on Mouse testis is observed.

Counter stained with Hematoxylin.

Secondary antibody only control : Used PBS instead of primary antibody secondary antibody is ab97051 at 1/500 dilution.

Perform heat mediated antigen retrieval with EDTA buffer pH 9 before commencing with IHC staining protocol.

Western blot - Anti-HP1 gamma/CBX3 antibody [EPR19803] (AB213167)
  • WB

Supplier Data

Western blot - Anti-HP1 gamma/CBX3 antibody [EPR19803] (AB213167)

Blocking/Dilution buffer : 5% NFDM/TBST.

Exposure time : Lane 1 : 3 minutes; Lane 2 : 15 seconds.

All lanes:

Western blot - Anti-HP1 gamma/CBX3 antibody [EPR19803] (ab213167) at 1/1000 dilution

Lane 1:

HepG2 (Human liver hepatocellular carcinoma cell line) whole cell lysate at 20 µg

Lane 2:

HeLa (Human epithelial cell line from cervix adenocarcinoma) 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

Predicted band size: 20 kDa

Observed band size: 21 kDa

false

Western blot - Anti-HP1 gamma/CBX3 antibody [EPR19803] (AB213167)
  • WB

Supplier Data

Western blot - Anti-HP1 gamma/CBX3 antibody [EPR19803] (AB213167)

All lanes:

Western blot - Anti-HP1 gamma/CBX3 antibody [EPR19803] (ab213167) at 1/1000 dilution

Lane 1:

Human fetal brain lysate at 10 µg

Lane 2:

Human fetal kidney lysate at 10 µg

Secondary

All lanes:

Goat Anti-Rabbit IgG Peroxidase Conjugate, specific to the non-reduced form of IgG at 1/10000 dilution

Predicted band size: 20 kDa

Observed band size: 21 kDa

false

Exposure time: 3min

Western blot - Anti-HP1 gamma/CBX3 antibody [EPR19803] (AB213167)
  • WB

Lab

Western blot - Anti-HP1 gamma/CBX3 antibody [EPR19803] (AB213167)

Lanes :
Lane 1 :
Wild type HAP1 whole cell lysate (20 μg)
Lane 2 : CBX3 (KO) knockout HAP1 whole cell lysate (20 μg)
Lane 3 : HUVEC whole cell lysate (20 μg)
Lane 4 : HepG2 whole cell lysate (20 μg)

Lanes 1 - 4 : Merged signal (red and green). Green - ab213167 observed at 23 kDa. Red - loading control, ab8245, observed at 37 kDa.

ab213167 was shown to recognize HP1 gamma/CBX3 when HP1 gamma/CBX3 knockout samples were used, along with additional cross-reactive bands. Wild-type and HP1 gamma/CBX3 knockout samples were subjected to SDS-PAGE. ab213167 and ab8245 (Mouse anti GAPDH loading control) were incubated overnight at 4°C at 500 dilution and 1/10000 dilution respectively. Blots were developed with Goat anti-Rabbit IgG H&L (IRDye® 800CW) preabsorbed ab216773 and Goat anti-Mouse IgG H&L (IRDye® 680RD) preabsorbed ab216776 secondary antibodies at 1/10000 dilution for 1 hour at room temperature before imaging.

All lanes:

Western blot - Anti-HP1 gamma/CBX3 antibody [EPR19803] (ab213167)

Predicted band size: 20 kDa

false

Western blot - Anti-HP1 gamma/CBX3 antibody [EPR19803] (AB213167)
  • WB

Supplier Data

Western blot - Anti-HP1 gamma/CBX3 antibody [EPR19803] (AB213167)

Blocking/Dilution buffer : 5% NFDM/TBST.

Exposure time : Lane 1 and 2 : 3 minutes; Lane 3 : 10 seconds; Lane 4 : 30 seconds; Lane 5 : 10 seconds; Lane 6,7,8 and 9 : 30 seconds.

All lanes:

Western blot - Anti-HP1 gamma/CBX3 antibody [EPR19803] (ab213167) at 1/1000 dilution

Lane 1:

Mouse brain lysate at 10 µg

Lane 2:

Mouse kidney lysate at 10 µg

Lane 3:

Mouse spleen lysate at 10 µg

Lane 4:

Rat brain lysate at 10 µg

Lane 5:

Rat spleen lysate at 10 µg

Lane 6:

C6 (Rat glial tumor cell line) whole cell lysate at 10 µg

Lane 7:

RAW 264.7 (Mouse macrophage cell line transformed with Abelson murine leukemia virus) whole cell lysate at 10 µg

Lane 8:

PC-12 (Rat adrenal gland pheochromocytoma cell line) whole cell lysate at 10 µg

Lane 9:

NIH/3T3 (Mouse embryonic fibroblast cell line) 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

Predicted band size: 20 kDa

Observed band size: 21 kDa

false

  • Carrier free

    Anti-HP1 gamma/CBX3 antibody [EPR19803] - BSA and Azide free

Key facts

Host species

Rabbit

Clonality

Monoclonal

Clone number

EPR19803

Isotype

IgG

Carrier free

No

Reacts with

Rat, Human, Mouse

Applications

ICC/IF, IHC-P, WB, Flow Cyt (Intra)

applications

Immunogen

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

Reactivity data

{ "title": "Reactivity Data", "filters": { "stats": ["", "Species", "Dilution Info", "Notes"], "tabs": { "all-applications": {"fullname" : "All Applications", "shortname": "All Applications"}, "WB" : {"fullname" : "Western blot", "shortname":"WB"}, "ICCIF" : {"fullname" : "Immunocytochemistry/ Immunofluorescence", "shortname":"ICC/IF"}, "FlowCytIntra" : {"fullname" : "Flow Cytometry (Intracellular)", "shortname":"Flow Cyt (Intra)"}, "IHCP" : {"fullname" : "Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections)", "shortname":"IHC-P"} }, "product-promise": { "all": "all", "testedAndGuaranteed": "tested", "guaranteed": "expected", "predicted": "predicted", "notRecommended": "not-recommended" } }, "values": { "Human": { "WB-species-checked": "testedAndGuaranteed", "WB-species-dilution-info": "1/1000", "WB-species-notes": "<p></p>", "ICCIF-species-checked": "testedAndGuaranteed", "ICCIF-species-dilution-info": "1/100", "ICCIF-species-notes": "<p></p>", "FlowCytIntra-species-checked": "testedAndGuaranteed", "FlowCytIntra-species-dilution-info": "1/60", "FlowCytIntra-species-notes": "<p></p>", "IHCP-species-checked": "testedAndGuaranteed", "IHCP-species-dilution-info": "1/250", "IHCP-species-notes": "<p>This application is recommended for human and mouse only.</p>" }, "Mouse": { "WB-species-checked": "testedAndGuaranteed", "WB-species-dilution-info": "1/1000", "WB-species-notes": "<p></p>", "ICCIF-species-checked": "testedAndGuaranteed", "ICCIF-species-dilution-info": "1/100", "ICCIF-species-notes": "<p></p>", "FlowCytIntra-species-checked": "testedAndGuaranteed", "FlowCytIntra-species-dilution-info": "1/60", "FlowCytIntra-species-notes": "<p></p>", "IHCP-species-checked": "testedAndGuaranteed", "IHCP-species-dilution-info": "1/250", "IHCP-species-notes": "<p>This application is recommended for human and mouse only.</p>" }, "Rat": { "WB-species-checked": "testedAndGuaranteed", "WB-species-dilution-info": "1/1000", "WB-species-notes": "<p></p>", "ICCIF-species-checked": "guaranteed", "ICCIF-species-dilution-info": "", "ICCIF-species-notes": "", "FlowCytIntra-species-checked": "guaranteed", "FlowCytIntra-species-dilution-info": "", "FlowCytIntra-species-notes": "", "IHCP-species-checked": "guaranteed", "IHCP-species-dilution-info": "", "IHCP-species-notes": "" } } }

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.

Properties and storage information

Form
Liquid
Purification technique
Affinity purification Protein A
Storage buffer
pH: 7.2 - 7.4 Preservative: 0.01% Sodium azide Constituents: PBS, 40% Glycerol (glycerin, glycerine), 0.05% BSA
Shipped at conditions
Conditional Ambient
Appropriate short-term storage duration
1-2 weeks
Appropriate short-term storage conditions
+4°C
Appropriate long-term storage conditions
-20°C
Aliquoting information
Upon delivery aliquot
Storage information
Avoid freeze / thaw cycle

Supplementary information

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

The HP1 gamma protein also known as CBX3 is an essential component of the chromatin organization machinery. It has a molecular weight of approximately 22-25 kDa. HP1 gamma is expressed in a variety of tissues including brain liver and muscle indicating its broad functional involvement across different biological systems. It exhibits a high affinity for binding to histone H3 when it is methylated facilitating the formation of heterochromatin which is key to regulating gene expression and maintaining genome stability.
Biological function summary

HP1 gamma plays a significant role in gene silencing and chromatin structure maintenance. It forms part of a protein complex that includes chromatin remodeling enzymes and transcriptional repressors which help regulate access to genomic DNA. HP1 gamma's association with other chromatin-associated proteins helps modulate the transcriptional response to cellular stimuli ensuring appropriate gene expression patterns needed for normal cell function and development.

Pathways

HP1 gamma is involved in heterochromatin formation and maintenance pathways working alongside other proteins like SUV39H1 and HP1 alpha. Through these pathways HP1 gamma ensures the compact organization of repetitive DNA sequences and suppresses unnecessary transcription. It is also involved in the DNA damage response pathway playing a role in preserving genomic integrity by interacting with proteins such as BRCA1 and 53BP1 involved in DNA repair.

HP1 gamma's dysregulation has been associated with cancer and neurological disorders. Overexpression or mutations in this protein can lead to aberrant gene silencing contributing to oncogenesis where cancer-related genes become improperly regulated. Additionally alterations in HP1 gamma function are linked to neurodegenerative diseases potentially through its interaction with proteins like MECP2 whereby changes in the chromatin environment influence neuronal gene expression and function. Therefore understanding HP1 gamma's role provides insights into potential therapeutic targets for these conditions.

Product protocols

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

Target data

Seems to be involved in transcriptional silencing in heterochromatin-like complexes. Recognizes and binds histone H3 tails methylated at 'Lys-9', leading to epigenetic repression. May contribute to the association of the heterochromatin with the inner nuclear membrane through its interaction with lamin B receptor (LBR). Involved in the formation of functional kinetochore through interaction with MIS12 complex proteins. Contributes to the conversion of local chromatin to a heterochromatin-like repressive state through H3 'Lys-9' trimethylation, mediates the recruitment of the methyltransferases SUV39H1 and/or SUV39H2 by the PER complex to the E-box elements of the circadian target genes such as PER2 itself or PER1. Mediates the recruitment of NIPBL to sites of DNA damage at double-strand breaks (DSBs) (PubMed : 28167679).
See full target information CBX3

Publications (8)

Recent publications for all applications. Explore the full list and refine your search

Nature communications 16:5728 PubMed40593621

2025

HDL-bound S1P affects the subventricular niche and early neuropathological features of Alzheimer's disease.

Applications

Unspecified application

Species

Unspecified reactive species

Byung Jo Choi,Ju Yeon Hong,Min Hee Park,Kang Ho Park,Wan Hui Han,Hee Ji Yoon,Hye Yoon Jung,Kyung Yeol Kim,Sun Ae Lee,Eun Young Lim,Jung Woo Hur,Im-Sook Song,So Yeon Jeon,Min-Koo Choi,Christina Christoffersen,Hee-Jin Kim,Seung Hyun Kim,Edward H Schuchman,Jae-Sung Bae,Hee Kyung Jin

Journal of cellular and molecular medicine 27:2437-2447 PubMed37436074

2023

PSMC4 promotes prostate carcinoma progression by regulating the CBX3-EGFR-PI3K-AKT-mTOR pathway.

Applications

Unspecified application

Species

Unspecified reactive species

Kaifeng Liu,Shengmin Zhang,Yongzhan Gong,Panyan Zhu,Weigan Shen,Qi Zhang

Cell genomics 3:100250 PubMed36950384

2023

Protein interaction studies in human induced neurons indicate convergent biology underlying autism spectrum disorders.

Applications

Unspecified application

Species

Unspecified reactive species

Greta Pintacuda,Yu-Han H Hsu,Kalliopi Tsafou,Ka Wan Li,Jacqueline M Martín,Jackson Riseman,Julia C Biagini,Joshua K T Ching,Daya Mena,Miguel A Gonzalez-Lozano,Shawn B Egri,Jake Jaffe,August B Smit,Nadine Fornelos,Kevin C Eggan,Kasper Lage

Molecular autism 13:24 PubMed35650610

2022

Autism-associated protein POGZ controls ESCs and ESC neural induction by association with esBAF.

Applications

Unspecified application

Species

Unspecified reactive species

Xiaoyun Sun,Linxi Cheng,Yuhua Sun

EMBO reports 23:e51041 PubMed34758190

2021

POGZ promotes homology-directed DNA repair in an HP1-dependent manner.

Applications

Unspecified application

Species

Unspecified reactive species

John Heath,Estelle Simo Cheyou,Steven Findlay,Vincent M Luo,Edgar Pinedo Carpio,Jeesan Lee,Billel Djerir,Xiaoru Chen,Théo Morin,Benjamin Lebeau,Martin Karam,Halil Bagci,Damien Grapton,Josie Ursini-Siegel,Jean-Francois Côté,Michael Witcher,Stéphane Richard,Alexandre Maréchal,Alexandre Orthwein

Brazilian journal of medical and biological research = Revista brasileira de pesquisas medicas e biologicas 54:e10213 PubMed34008749

2021

lncRNA KCNQ1OT1 reverses the effect of sevoflurane on hepatocellular carcinoma progression via regulating the miR-29a-3p/CBX3 axis.

Applications

Unspecified application

Species

Unspecified reactive species

Weifu Zhou,Hui Li,Shuo Shang,Feng Liu

Aging 13:6406-6419 PubMed33658395

2021

Ablation of CRBN induces loss of type I collagen and SCH in mouse skin by fibroblast senescence via the p38 MAPK pathway.

Applications

Unspecified application

Species

Unspecified reactive species

Seungje Jeon,Yi-Seul Yoon,Hyoung Kyu Kim,Jin Han,Kwang Min Lee,Jung Eun Seol,Steve K Cho,Chul-Seung Park

Journal of cellular physiology 236:107-120 PubMed33459391

2021

microRNA-377 acts as a suppressor in esophageal squamous cell carcinoma through CBX3-dependent P53/P21 pathway.

Applications

Unspecified application

Species

Unspecified reactive species

Zhisheng He,Junjing Chen,Xiaoliang Chen,Huanyuan Wang,Lang Tang,Chunbin Han
View all publications

Product promise

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