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AB169526

Anti-WDR4 antibody [EPR11052]

  • BOND RX™ Validated
  • RabMAb
  • Recombinant
  • KO Validated
  • What is this?

5

(3 Reviews)

|

(9 Publications)

Rabbit Recombinant Monoclonal WDR4 antibody. Suitable for WB, IHC-P, ICC/IF, Flow Cyt (Intra) and reacts with Human samples. Cited in 9 publications.

View Alternative Names

tRNA (guanine-N(7)-)-methyltransferase non-catalytic subunit WDR4, Protein Wuho homolog, WD repeat-containing protein 4, hWH, WDR4

6 Images
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-WDR4 antibody [EPR11052] (AB169526)
  • IHC-P

Supplier Data

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-WDR4 antibody [EPR11052] (AB169526)

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) analysis of human prostatic hyperplasia tissue sections labeling WDR4 with purified ab169526 at 1 : 1000 (1.026 μg/ml). Heat mediated antigen retrieval was performed using Bond™ Epitope Retrieval Solution 1 (pH 6.0). Tissue was counterstained with Hematoxylin. Rabbit specific IHC polymer detection kit HRP/DAB (ab209101) was used. PBS instead of the primary antibody was used as the negative control. The immunostaining was performed on a Leica Biosystems BOND® RX instrument.

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-WDR4 antibody [EPR11052] (AB169526)
  • IHC-P

Supplier Data

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-WDR4 antibody [EPR11052] (AB169526)

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) analysis of human breast carcinoma tissue sections labeling WDR4 with purified ab169526 at 1 : 1000 (1.026 μg/ml). Heat mediated antigen retrieval was performed using Bond™ Epitope Retrieval Solution 1 (pH 6.0). Tissue was counterstained with Hematoxylin. Rabbit specific IHC polymer detection kit HRP/DAB (ab209101) was used. PBS instead of the primary antibody was used as the negative control. The immunostaining was performed on a Leica Biosystems BOND® RX instrument.

Flow Cytometry (Intracellular) - Anti-WDR4 antibody [EPR11052] (AB169526)
  • Flow Cyt (Intra)

Supplier Data

Flow Cytometry (Intracellular) - Anti-WDR4 antibody [EPR11052] (AB169526)

Flow Cytometry analysis of HeLa (Human cervix adenocarcinoma epithelial cell) cells labelling WDR4 with purified ab169526 at 1/100 dilution (10 µg/ml) (red). Cells were fixed with 4% Paraformaldehyde and permeabilised with 90% Methanol. A Goat anti-rabbit IgG (Alexa Fluor® 488) (ab150081) secondary antibody was used at 1/2000. Isotype control - Rabbit monoclonal IgG (black). Unlabelled control - Cell without incubation with primary antibody and secondary antibody (blue).

Immunocytochemistry/ Immunofluorescence - Anti-WDR4 antibody [EPR11052] (AB169526)
  • ICC/IF

Supplier Data

Immunocytochemistry/ Immunofluorescence - Anti-WDR4 antibody [EPR11052] (AB169526)

Immunocytochemistry analysis of HeLa (Human cervix adenocarcinoma epithelial cell) cells labeling WDR4 with purified ab169526 at 1 : 100 dilution (10.2 µg/ml). Cells were fixed in 4% Paraformaldehyde and permeabilized with 0.1% tritonX-100. Cells were counterstained with Anti-alpha Tubulin antibody [DM1A] - Microtubule Marker (Alexa Fluor® 594) at 1/200 dilution (2.5 µg/ml) (ab195889) (red). Goat anti-rabbit IgG (Alexa Fluor® 488) (ab150077) was used as the secondary antibody at 1 : 1000 (2 µg/ml) dilution. DAPI (blue) was used as a nuclear counterstain. PBS instead of the primary antibody was used as the secondary antibody only control.

Western blot - Anti-WDR4 antibody [EPR11052] (AB169526)
  • WB

Supplier Data

Western blot - Anti-WDR4 antibody [EPR11052] (AB169526)

All lanes:

Western blot - Anti-WDR4 antibody [EPR11052] (ab169526) at 1/1000 dilution

Lane 1:

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

Lane 2:

HeLa (Human cervix adenocarcinoma epithelial cell) whole cell lysate at 20 µg

Lane 3:

A549 (Human lung carcinoma epithelial cell) whole cell lysate at 20 µg

Lane 4:

MCF7 (Human breast adenocarcinoma epithelial cell) 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: 45 kDa

Observed band size: 45 kDa

false

Western blot - Anti-WDR4 antibody [EPR11052] (AB169526)
  • WB

Unknown

Western blot - Anti-WDR4 antibody [EPR11052] (AB169526)

Lanes 1-3 : Merged signal (red and green). Green - ab169526 observed at 49 kDa. Red - loading control ab8245 observed at 36 kDa.

ab169526 Anti-WDR4 antibody [EPR11052] was shown to specifically react with WDR4 in wild-type HeLa cells. Loss of signal was observed when knockout cell line ab265109 (knockout cell lysate ab258285) was used. Wild-type and WDR4 knockout samples were subjected to SDS-PAGE. ab169526 and Anti-GAPDH antibody [6C5] - Loading Control (ab8245) were incubated overnight at 4°C at 1 in 1000 dilution and 1 in 20000 dilution respectively. Blots were developed with Goat anti-Rabbit IgG H&L (IRDye® 800CW) preadsorbed (ab216773) and Goat anti-Mouse IgG H&L (IRDye® 680RD) preadsorbed (ab216776) secondary antibodies at 1 in 20000 dilution for 1 hour at room temperature before imaging.

All lanes:

Western blot - Anti-WDR4 antibody [EPR11052] (ab169526) at 1/1000 dilution

Lane 1:

Wild-type HeLa cell lysate at 20 µg

Lane 2:

WDR4 knockout HeLa cell lysate at 20 µg

Lane 2:

Western blot - Human WDR4 knockout HeLa cell line (<a href='/en-us/products/cell-lines/human-wdr4-knockout-hela-cell-line-ab265109'>ab265109</a>)

Lane 3:

HepG2 cell lysate at 20 µg

Secondary

All lanes:

Western blot - Goat anti-Rabbit IgG H&L (IRDye® 800CW) preadsorbed (<a href='/en-us/products/secondary-antibodies/goat-rabbit-igg-h-l-irdye-800cw-preadsorbed-ab216773'>ab216773</a>) at 1/10000 dilution

Predicted band size: 45 kDa

Observed band size: 49 kDa

false

Key facts

Host species

Rabbit

Clonality

Monoclonal

Clone number

EPR11052

Isotype

IgG

Carrier free

No

Reacts with

Human

Applications

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

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"}, "IHCP" : {"fullname" : "Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections)", "shortname":"IHC-P"}, "ICCIF" : {"fullname" : "Immunocytochemistry/ Immunofluorescence", "shortname":"ICC/IF"}, "FlowCytIntra" : {"fullname" : "Flow Cytometry (Intracellular)", "shortname":"Flow Cyt (Intra)"} }, "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>For unpurified use at 1/10000 - 1/50000.</p>", "IHCP-species-checked": "testedAndGuaranteed", "IHCP-species-dilution-info": "1/1000", "IHCP-species-notes": "<p>For unpurified use at 1/250 - 1/500.</p>", "ICCIF-species-checked": "testedAndGuaranteed", "ICCIF-species-dilution-info": "1/50 - 1/2000", "ICCIF-species-notes": "<p></p>", "FlowCytIntra-species-checked": "testedAndGuaranteed", "FlowCytIntra-species-dilution-info": "1/100 - 1/500", "FlowCytIntra-species-notes": "<p><a href='/en-us/products/primary-antibodies/rabbit-igg-monoclonal-epr25a-isotype-control-ab172730'>ab172730</a> - Rabbit monoclonal IgG, is suitable for use as an isotype control with this antibody.</p>" } } }

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
Blue Ice
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 WDR4 protein also known as WD repeat domain 4 functions in the modification of ribonucleic acids. It specifically takes part in the methylation process of N(7)-methylguanine-tRNA (m7G46) where it serves as an important component of the tRNA methyltransferase complex. With an approximate mass of 51 kDa WDR4 shows expression in various tissues throughout the human body contributing to fundamental cellular processes.
Biological function summary

WDR4 plays a role in the maintenance of accurate protein synthesis. It contributes to the stabilization and correct folding of tRNA molecules which are essential for the translation of genetic information from mRNA to proteins. As part of the tRNA methyltransferase complex WDR4 interacts with the METTL1 enzyme highlighting its involvement in precise tRNA modification processes critical for cellular function and proliferation.

Pathways

The function of WDR4 integrates into the broader landscape of the RNA modification pathway. This pathway is tied to the regulation of gene expression and cellular homeostasis. WDR4's activity impacts the efficiency and fidelity of the translation pathway. In this context WDR4 works closely with METTL1 enhancing the stability and functional capacity of tRNA during protein synthesis which is pivotal for the correct transmission of genetic code within cells.

WDR4's malfunction or altered expression associates with several conditions including microcephalic primordial dwarfism where its disruption affects brain development and growth. The protein interacts with METTL1 implicated in the same disorder demonstrating the importance of their coordinated function. Additionally alterations in WDR4 expression might link to certain types of cancers where aberrant tRNA methylation affects tumor growth and progression indicating the potential for WDR4 as a therapeutic target.

Product protocols

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

Target data

Non-catalytic component of the METTL1-WDR4 methyltransferase complex required for the formation of N(7)-methylguanine in a subset of RNA species, such as tRNAs, mRNAs and microRNAs (miRNAs) (PubMed : 12403464, PubMed : 31031083, PubMed : 31031084, PubMed : 36599982, PubMed : 36599985, PubMed : 37369656). In the METTL1-WDR4 methyltransferase complex, WDR4 acts as a scaffold for tRNA-binding (PubMed : 36599982, PubMed : 36599985, PubMed : 37369656). Required for the formation of N(7)-methylguanine at position 46 (m7G46) in a large subset of tRNAs that contain the 5'-RAGGU-3' motif within the variable loop (PubMed : 12403464, PubMed : 34352206, PubMed : 34352207, PubMed : 36599982, PubMed : 36599985, PubMed : 37369656). M7G46 interacts with C13-G22 in the D-loop to stabilize tRNA tertiary structure and protect tRNAs from decay (PubMed : 36599982, PubMed : 36599985). Also required for the formation of N(7)-methylguanine at internal sites in a subset of mRNAs (PubMed : 31031084, PubMed : 37379838). Also required for methylation of a specific subset of miRNAs, such as let-7 (PubMed : 31031083). Independently of METTL1, also plays a role in genome stability : localizes at the DNA replication site and regulates endonucleolytic activities of FEN1 (PubMed : 26751069).
See full target information WDR4

Publications (9)

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

Cancer medicine 14:e70992 PubMed40485623

2025

Integrated Analysis of Single-Cell and Bulk RNA-Sequencing Defines N7-Methylguanosine (m7G)-Mediated Modifications' Role in Prognosis and the Tumor Immune Microenvironment in Hepatocellular Carcinoma.

Applications

Unspecified application

Species

Unspecified reactive species

Jiahua Liang,Mingjian Ma,Borui Xu,Cheng Zhong,Guangyan Zeng,Huijiao Lu,Jiaming Lai,Jiancong Chen

Cell death & disease 16:378 PubMed40360483

2025

METTL1-mediated mG tRNA modification drives papillary thyroid cancer progression and metastasis by regulating the codon-specific translation of TNF-α.

Applications

Unspecified application

Species

Unspecified reactive species

Weiwei Li,Ruiwang Xie,Huaying Chen,Junyu Lin,Minjie Zhong,Junsi Zhang,Shengkai Zheng,Cen Jiang,Xiangjin Chen,Sunwang Xu

Frontiers in immunology 14:1260195 PubMed37868988

2023

Combined signature of N7-methylguanosine regulators with their related genes and the tumor microenvironment: a prognostic and therapeutic biomarker for breast cancer.

Applications

Unspecified application

Species

Unspecified reactive species

Tingjun Li,Zhishan Chen,Zhitang Wang,Jingyu Lu,Debo Chen

Oncogenesis 12:47 PubMed37783676

2023

WDR4 promotes the progression and lymphatic metastasis of bladder cancer via transcriptional down-regulation of ARRB2.

Applications

Unspecified application

Species

Unspecified reactive species

Guoli Wang,Xin He,Huiqi Dai,Lingyi Lin,Wenmin Cao,Yao Fu,Wenli Diao,Meng Ding,Qing Zhang,Wei Chen,Hongqian Guo

Molecular cancer 22:119 PubMed37516825

2023

METTL1 promotes tumorigenesis through tRNA-derived fragment biogenesis in prostate cancer.

Applications

Unspecified application

Species

Unspecified reactive species

Raquel García-Vílchez,Ana M Añazco-Guenkova,Sabine Dietmann,Judith López,Virginia Morón-Calvente,Silvia D'Ambrosi,Paz Nombela,Kepa Zamacola,Isabel Mendizabal,Saioa García-Longarte,Amaia Zabala-Letona,Ianire Astobiza,Sonia Fernández,Alejandro Paniagua,Borja Miguel-López,Virginie Marchand,Diego Alonso-López,Angelika Merkel,Ignacio García-Tuñón,Aitziber Ugalde-Olano,Ana Loizaga-Iriarte,Isabel Lacasa-Viscasillas,Miguel Unda,Mikel Azkargorta,Félix Elortza,Laura Bárcena,Monika Gonzalez-Lopez,Ana M Aransay,Tomás Di Domenico,Manuel A Sánchez-Martín,Javier De Las Rivas,Sònia Guil,Yuri Motorin,Mark Helm,Pier Paolo Pandolfi,Arkaitz Carracedo,Sandra Blanco

Nature 613:391-397 PubMed36599985

2023

Structural basis of regulated mG tRNA modification by METTL1-WDR4.

Applications

Unspecified application

Species

Unspecified reactive species

Jiazhi Li,Longfei Wang,Quentin Hahn,Radosław P Nowak,Thibault Viennet,Esteban A Orellana,Shourya S Roy Burman,Hong Yue,Moritz Hunkeler,Pietro Fontana,Hao Wu,Haribabu Arthanari,Eric S Fischer,Richard I Gregory

Cancer communications (London, England) 42:223-244 PubMed35179319

2022

Aberrant translation regulated by METTL1/WDR4-mediated tRNA N7-methylguanosine modification drives head and neck squamous cell carcinoma progression.

Applications

Unspecified application

Species

Unspecified reactive species

Jie Chen,Kang Li,Jianwen Chen,Xiaochen Wang,Rongsong Ling,Maosheng Cheng,Zhi Chen,Fangfang Chen,Qianting He,Shuai Li,Caihua Zhang,Yizhou Jiang,Qianming Chen,Anxun Wang,Demeng Chen

Bioactive materials 11:1-14 PubMed34938908

2021

Targeted core-shell nanoparticles for precise CTCF gene insert in treatment of metastatic breast cancer.

Applications

Unspecified application

Species

Unspecified reactive species

Jialun Duan,Chunjie Bao,Ying Xie,Haitao Guo,Yixuan Liu,Jianwei Li,Rui Liu,Peishan Li,Jing Bai,Yan Yan,Limin Mu,Xueqi Li,Guiling Wang,Wanliang Lu

Haematologica 105:661-673 PubMed31289202

2019

Multilevel defects in the hematopoietic niche in essential thrombocythemia.

Applications

Unspecified application

Species

Unspecified reactive species

Ting Sun,Mankai Ju,Xinyue Dai,Huan Dong,Wenjing Gu,Yuchen Gao,Rongfeng Fu,Xiaofan Liu,Yueting Huang,Wei Liu,Ying Ch,Wentian Wang,Huiyuan Li,Yuan Zhou,Lihong Shi,Renchi Yang,Lei Zhang
View all publications

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