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AB110332

Anti-Pyruvate Dehydrogenase E2 antibody [15D3G9C11]

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(13 Publications)

Mouse Monoclonal Pyruvate Dehydrogenase E2 antibody. Suitable for IHC-P, Flow Cyt, WB, ICC/IF and reacts with Human samples. Cited in 13 publications.

View Alternative Names

DLTA, DLAT, 70 kDa mitochondrial autoantigen of primary biliary cirrhosis, Dihydrolipoamide acetyltransferase component of pyruvate dehydrogenase complex, M2 antigen complex 70 kDa subunit, Pyruvate dehydrogenase complex component E2, PBC, PDC-E2, PDCE2

7 Images
Flow Cytometry - Anti-Pyruvate Dehydrogenase E2 antibody [15D3G9C11] (AB110332)
  • Flow Cyt

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Flow Cytometry - Anti-Pyruvate Dehydrogenase E2 antibody [15D3G9C11] (AB110332)

ICC/IF image of ab109866 stained HepG2 cells. The cells were 4% formaldehyde fixed (10 min) and then incubated in 1%BSA / 10% normal goat serum / 0.3M glycine in 0.1% PBS-Tween for 1h to permeabilise the cells and block non-specific protein-protein interactions. The cells were then incubated with the antibody ab109866 at 10μg/ml overnight at +4°C. The secondary antibody (green) was DyLight® 488 goat anti- mouse (ab96879) IgG (H+L) used at a 1/250 dilution for 1h. Alexa Fluor® 594 WGA was used to label plasma membranes (red) at a 1/200 dilution for 1h. DAPI was used to stain the cell nuclei (blue) at a concentration of 1.43μM.

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-Pyruvate Dehydrogenase E2 antibody [15D3G9C11] (AB110332)
  • IHC-P

Unknown

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-Pyruvate Dehydrogenase E2 antibody [15D3G9C11] (AB110332)

Immunohistological analysis using ab110332 at 1/100 dilution staining Pyruvate Dehydrogenase E2 in Human cerebellum tissue (Formalin-fixed, Paraffin-embedded).

Immunocytochemistry/ Immunofluorescence - Anti-Pyruvate Dehydrogenase E2 antibody [15D3G9C11] (AB110332)
  • ICC/IF

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Immunocytochemistry/ Immunofluorescence - Anti-Pyruvate Dehydrogenase E2 antibody [15D3G9C11] (AB110332)

Immunocytochemistry analysis using ab110332 at 1μg/ml staining Pyruvate Dehydrogenase E2 in cultured, normal Human embryonic lung fibroblasts (strain MRC5) and an AlexaFluor® 488 goat anti-mouse IgG1 secondary antibody (2 ug/ml).

Immunocytochemistry/ Immunofluorescence - Anti-Pyruvate Dehydrogenase E2 antibody [15D3G9C11] (AB110332)
  • ICC/IF

Unknown

Immunocytochemistry/ Immunofluorescence - Anti-Pyruvate Dehydrogenase E2 antibody [15D3G9C11] (AB110332)

ICC/IF image of ab109866 stained HepG2 cells. The cells were 4% formaldehyde fixed (10 min) and then incubated in 1%BSA / 10% normal goat serum / 0.3M glycine in 0.1% PBS-Tween for 1h to permeabilise the cells and block non-specific protein-protein interactions. The cells were then incubated with the antibody ab109866 at 10μg/ml overnight at +4°C. The secondary antibody (green) was DyLight® 488 goat anti- mouse (ab96879) IgG (H+L) used at a 1/250 dilution for 1h. Alexa Fluor® 594 WGA was used to label plasma membranes (red) at a 1/200 dilution for 1h. DAPI was used to stain the cell nuclei (blue) at a concentration of 1.43μM.

Flow Cytometry - Anti-Pyruvate Dehydrogenase E2 antibody [15D3G9C11] (AB110332)
  • Flow Cyt

Unknown

Flow Cytometry - Anti-Pyruvate Dehydrogenase E2 antibody [15D3G9C11] (AB110332)

Flow cytometric analysis using ab110332 at 1µg/ml staining Pyruvate Dehydrogenase E2 in HL60 cells (blue). Isotype control antibody (red).

Western blot - Anti-Pyruvate Dehydrogenase E2 antibody [15D3G9C11] (AB110332)
  • WB

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Western blot - Anti-Pyruvate Dehydrogenase E2 antibody [15D3G9C11] (AB110332)

All lanes:

Western blot - Anti-Pyruvate Dehydrogenase E2 antibody [15D3G9C11] (ab110332) at 0.5 µg/mL

All lanes:

Isolated mitochondria from Human heart at 5 µg

Predicted band size: 69 kDa

false

Western blot - Anti-Pyruvate Dehydrogenase E2 antibody [15D3G9C11] (AB110332)
  • WB

Lab

Western blot - Anti-Pyruvate Dehydrogenase E2 antibody [15D3G9C11] (AB110332)

Lanes 1 - 4 : Merged signal (red and green). Green - ab110332 observed at 72 kDa. Red - loading control, ab181602, observed at 38 kDa.

ab110332 was shown to specifically react with in wild-type HAP1 cells as signal was lost in DLAT knockout cells. Wild-type and DLAT knockout samples were subjected to SDS-PAGE. The membrane was blocked with 3% Milk. ab110332 and ab181602 (Rabbit anti-GAPDH loading control) were incubated overnight at 4°C at 0.5 μg/ml and 1/20000 dilution respectively. Blots were developed with Goat anti-Mouse IgG H&L (IRDye® 800CW) preabsorbed ab216772 and Goat anti-Mouse IgG H&L (IRDye® 680RD) preabsorbed ab216776 secondary antibodies at 1/20000 dilution for 1 hour at room temperature before imaging.

All lanes:

Western blot - Anti-Pyruvate Dehydrogenase E2 antibody [15D3G9C11] (ab110332) at 0.5 µg

Lane 1:

Wild-type HAP1 whole cell lysate at 20 µg

Lane 2:

DLAT knockout HAP1 whole cell lysate at 20 µg

Lane 3:

HeLa whole cell lysate at 20 µg

Lane 4:

HL-60 whole cell lysate at 20 µg

Predicted band size: 69 kDa

false

Key facts

Host species

Mouse

Clonality

Monoclonal

Clone number

15D3G9C11

Isotype

IgG1

Light chain type

kappa

Carrier free

No

Reacts with

Human

Applications

ICC/IF, WB, Flow Cyt, IHC-P

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"}, "IHCP" : {"fullname" : "Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections)", "shortname":"IHC-P"}, "FlowCyt" : {"fullname" : "Flow Cytometry", "shortname":"Flow Cyt"}, "WB" : {"fullname" : "Western blot", "shortname":"WB"}, "ICCIF" : {"fullname" : "Immunocytochemistry/ Immunofluorescence", "shortname":"ICC/IF"} }, "product-promise": { "all": "all", "testedAndGuaranteed": "tested", "guaranteed": "expected", "predicted": "predicted", "notRecommended": "not-recommended" } }, "values": { "Human": { "IHCP-species-checked": "testedAndGuaranteed", "IHCP-species-dilution-info": "1/100", "IHCP-species-notes": "<p></p> Perform heat-mediated antigen retrieval via the pressure cooker method before commencing with IHC staining protocol.", "FlowCyt-species-checked": "testedAndGuaranteed", "FlowCyt-species-dilution-info": "1 µg/mL", "FlowCyt-species-notes": "<p><a href='/en-us/products/primary-antibodies/mouse-igg1-kappa-monoclonal-15-6e10a7-isotype-control-ab170190'>ab170190</a> - Mouse monoclonal IgG1, is suitable for use as an isotype control with this antibody.</p>", "WB-species-checked": "testedAndGuaranteed", "WB-species-dilution-info": "0.5 µg/mL", "WB-species-notes": "<p></p>", "ICCIF-species-checked": "testedAndGuaranteed", "ICCIF-species-dilution-info": "0.2-0.5 µg/mL", "ICCIF-species-notes": "<p>(heat-induced antigen-retrieval improvessignal).</p>" } } }

Product details

Want a custom formulation?
This antibody clone is manufactured by Abcam. If you require a custom buffer formulation or conjugation for your experiments, please contact orders@abcam.com

Properties and storage information

Form
Liquid
Purity
IgG fraction
Purification notes
ab110332 was produced in vitro using hybridomas grown in serum-free medium, and then purified by biochemical fractionation.
Storage buffer
pH: 7.5 Preservative: 0.02% Sodium azide Constituents: HEPES buffered saline
Shipped at conditions
Blue Ice
Appropriate short-term storage conditions
+4°C
Appropriate long-term storage conditions
+4°C
Storage information
Do Not Freeze

Supplementary information

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

Pyruvate Dehydrogenase E2 (PDH-E2) also referred to as PDC-E2 or E2 protein is a central component of cellular metabolism. It is the inner core dihydrolipoamide acetyltransferase component of the pyruvate dehydrogenase complex. PDH-E2 facilitates the conversion of pyruvate to acetyl-CoA which is an important step in aerobic respiration. The E2 protein is expressed in the mitochondria where it actively engages in its enzymatic roles. With a molecular weight of approximately 55 kDa PDH-E2 functions through its interaction with other components of the pyruvate dehydrogenase complex.
Biological function summary

PDH-E2 plays a significant role in cellular energy production. It is an important part of the pyruvate dehydrogenase complex where its coordinated enzymatic activity drives the decarboxylation of pyruvate. This activity supplies acetyl-CoA for the citric acid cycle essential for ATP production. PDH-E2's function regulates the flow of carbon within cells linking glycolysis and the citric acid cycle making it essential for energy homeostasis. Its function integrates signals that regulate metabolic pathways helping maintain cellular energy balance.

Pathways

PDH-E2 integrates the glycolysis and citric acid cycle facilitating efficient energy production. It interacts with tightly linked enzymes in the pyruvate dehydrogenase complex important for catalyzing the conversion processes. Key related proteins include pyruvate dehydrogenase (E1) and dihydrolipoamide dehydrogenase (E3) which form the complex alongside E2. This complex is also critical in adjusting metabolic responses based on cellular energy needs efficiently managing substrate flux into the mitochondria.

Dysfunctional PDH-E2 activity associates with metabolic conditions like pyruvate dehydrogenase deficiency and primary biliary cholangitis (PBC). PDH deficiency leads to lactic acidosis and neurological dysfunction due to impaired energy production. In PBC the immune system aberrantly targets the E2 component causing liver damage and leading to cholestasis. These diseases highlight the critical role of PDH-E2 and its interaction with other mitochondrial proteins in maintaining metabolic health.

Product protocols

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

Target data

As part of the pyruvate dehydrogenase complex, catalyzes the transfers of an acetyl group to a lipoic acid moiety (Probable). The pyruvate dehydrogenase complex, catalyzes the overall conversion of pyruvate to acetyl-CoA and CO(2), and thereby links cytoplasmic glycolysis and the mitochondrial tricarboxylic acid (TCA) cycle (Probable).
See full target information DLAT

Publications (13)

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

Nature communications 16:8190 PubMed40897722

2025

SOX2 drives esophageal squamous carcinoma by reprogramming lipid metabolism and histone acetylation landscape.

Applications

Unspecified application

Species

Unspecified reactive species

Zhen Wang,Ruofei Dai,Li Kang,Huan Yang,Zhaosu Chen,Jianzhong He,Lei Shu,Yiting Zhong,Yunfeng Zhang,Zhengyi Hua,Yuanyong Huang,Yuhan Jiang,Jiwen Li,Liyan Xu,Fei Lan,Shu-Hai Lin,Jiemin Wong

Cancer cell international 25:25 PubMed39871246

2025

DLAT is involved in ovarian cancer progression by modulating lipid metabolism through the JAK2/STAT5A/SREBP1 signaling pathway.

Applications

Unspecified application

Species

Unspecified reactive species

Hui Wang,Shen Luo,Yue Yin,Yang Liu,Xiaomei Sun,Ling Qiu,Xin Wu

Biochimica et biophysica acta. Molecular basis of disease 1870:167131 PubMed38521420

2024

A stagewise response to mitochondrial dysfunction in mitochondrial DNA maintenance disorders.

Applications

Unspecified application

Species

Unspecified reactive species

Amy E Vincent,Chun Chen,Tiago Bernardino Gomes,Valeria Di Leo,Tuomas Laalo,Kamil Pabis,Rodrick Capaldi,Michael F Marusich,David McDonald,Andrew Filby,Andrew Fuller,Diana Lehmann Urban,Stephan Zierz,Marcus Deschauer,Doug Turnbull,Amy K Reeve,Conor Lawless

Environmental toxicology 38:2803-2818 PubMed37740728

2023

Estrogen receptor alpha-mediated mitochondrial damage in intrahepatic bile duct epithelial cells leading to the pathogenesis of primary biliary cholangitis.

Applications

Unspecified application

Species

Unspecified reactive species

Mengting Liang,Siwen Ye,Rubin Jing,Bukun Zhu,Wenjie Yuan,Xi Chu,Ying Li,Wei Zhang

Nature metabolism 1:1243-1257 PubMed31984308

2019

Dysregulation of Amyloid Precursor Protein Impairs Adipose Tissue Mitochondrial Function and Promotes Obesity.

Applications

Unspecified application

Species

Unspecified reactive species

Yu A An,Clair Crewe,Ingrid Wernstedt Asterholm,Kai Sun,Shiuhwei Chen,Fang Zhang,Mengle Shao,Jan-Bernd Funcke,Zhuzhen Zhang,Leon Straub,Jun Yoshino,Samuel Klein,Christine M Kusminski,Philipp E Scherer

Cell reports 25:1800-1815.e4 PubMed30428349

2018

Mitochondrial p32/C1qbp Is a Critical Regulator of Dendritic Cell Metabolism and Maturation.

Applications

Unspecified application

Species

Unspecified reactive species

Kazuhito Gotoh,Takafumi Morisaki,Daiki Setoyama,Katsuhiko Sasaki,Mikako Yagi,Ko Igami,Soichi Mizuguchi,Takeshi Uchiumi,Yoshinori Fukui,Dongchon Kang

Nucleic acids research 44:636-47 PubMed26405201

2015

Nuclear pyruvate kinase M2 complex serves as a transcriptional coactivator of arylhydrocarbon receptor.

Applications

Unspecified application

Species

Unspecified reactive species

Shun Matsuda,Jun Adachi,Masaru Ihara,Nobuhiro Tanuma,Hiroshi Shima,Akira Kakizuka,Masae Ikura,Tsuyoshi Ikura,Tomonari Matsuda

Nature genetics 43:883-6 PubMed21841779

2011

Exome sequencing identifies ACSF3 as a cause of combined malonic and methylmalonic aciduria.

Applications

WB

Species

Human

Jennifer L Sloan,Jennifer J Johnston,Irini Manoli,Randy J Chandler,Caitlin Krause,Nuria Carrillo-Carrasco,Suma D Chandrasekaran,Justin R Sysol,Kevin O'Brien,Natalie S Hauser,Julie C Sapp,Heidi M Dorward,Marjan Huizing,Bruce A Barshop,Susan A Berry,Philip M James,Neena L Champaigne,Pascale de Lonlay,Vassilli Valayannopoulos,Michael D Geschwind,Dimitar K Gavrilov,William L Nyhan,Leslie G Biesecker,Charles P Venditti

The Journal of biological chemistry 284:11436-45 PubMed19221180

2009

Down-regulation of mitochondrial acyl carrier protein in mammalian cells compromises protein lipoylation and respiratory complex I and results in cell death.

Applications

Unspecified application

Species

Unspecified reactive species

Dejiang Feng,Andrzej Witkowski,Stuart Smith

Human genetics 124:187-93 PubMed18709504

2008

Somatic mosaicism for a PDHA1 mutation in a female with pyruvate dehydrogenase deficiency.

Applications

Unspecified application

Species

Unspecified reactive species

Cheryl K Ridout,Ruth M Brown,John H Walter,Garry K Brown
View all publications

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