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AB126600

Anti-Calpain 2 antibody [EPR5977]

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(1 Review)

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(11 Publications)

Rabbit Recombinant Monoclonal Calpain 2 antibody. Suitable for WB and reacts with Rat, Human, Mouse samples. Cited in 11 publications.

View Alternative Names

CANPL2, CAPN2, Calpain-2 catalytic subunit, Calcium-activated neutral proteinase 2, Calpain M-type, Calpain large polypeptide L2, Calpain-2 large subunit, Millimolar-calpain, CANP 2, M-calpain

6 Images
Western blot - Anti-Calpain 2 antibody [EPR5977] (AB126600)
  • WB

Collaborator

Western blot - Anti-Calpain 2 antibody [EPR5977] (AB126600)

ab126600 was shown to react with CAPN2 in wild-type MDA-MB-231 (wpxld GFP) cells in Western blot with loss of signal observed in a CAPN2 knockout cell line. Wild-type MDA-MB-231 (wpxld GFP) and CAPN2 knockout cell lysates were subjected to SDS-PAGE. Membranes were blocked in 5% milk in TBST for 1 hr before incubation with ab126600 overnight at 4 °C at a 1/5000 dilution. Blots were incubated with goat anti-rabbit HRP secondary antibodies at 0.2 μg/ml before imaging. These data were provided by YCharOS Inc., an open science company with the mission of characterizing commercially available antibody reagents for all human proteins. Abcam and YCharOS are working together to help address the reproducibility crisis by enabling the life science community to better evaluate commercially available antibodies.

All lanes:

Western blot - Anti-Calpain 2 antibody [EPR5977] (ab126600)

Predicted band size: 80 kDa

false

Western blot - Anti-Calpain 2 antibody [EPR5977] (AB126600)
  • WB

Collaborator

Western blot - Anti-Calpain 2 antibody [EPR5977] (AB126600)

ab126600 was shown to react with CAPN2 in wild-type MDA-MB-231 (wpxld GFP) and HEK293T cells in Western blot with loss of signal observed in a CAPN2 knockout cell lines. Wild-type MDA-MB-231 (wpxld GFP) and HEK293T ab255449 (CAPN2 knockout cell lysate ab257379) and CAPN2 knockout cell lysates were subjected to SDS-PAGE. Membranes were blocked in 5% milk in TBST for 1 hr before incubation with ab126600 overnight at 4 °C at a 1/5000 dilution. Blots were incubated with goat anti-rabbit HRP secondary antibodies at 0.2 μg/ml before imaging. These data were provided by YCharOS Inc., an open science company with the mission of characterizing commercially available antibody reagents for all human proteins. Abcam and YCharOS are working together to help address the reproducibility crisis by enabling the life science community to better evaluate commercially available antibodies.

All lanes:

Western blot - Anti-Calpain 2 antibody [EPR5977] (ab126600)

Predicted band size: 80 kDa

false

Western blot - Anti-Calpain 2 antibody [EPR5977] (AB126600)
  • WB

Lab

Western blot - Anti-Calpain 2 antibody [EPR5977] (AB126600)

Lanes 1-4 : Merged signal (red and green). Green - ab126600 observed at 80 kDa. Red - loading control ab8245 observed at 36 kDa.

ab126600 Anti-Calpain 2 antibody [EPR5977] was shown to specifically react with Calpain 2 in wild-type HEK293T cells. Loss of signal was observed when knockout cell line ab266628 (knockout cell lysate ab257379) was used. Wild-type and Calpain 2 knockout samples were subjected to SDS-PAGE. ab126600 and Anti-GAPDH antibody [6C5] - Loading Control (ab8245) were incubated at room temperature for 2. 5 hours 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-Calpain 2 antibody [EPR5977] (ab126600) at 1/1000 dilution

Lane 1:

Wild-type HEK293T cell lysate at 20 µg

Lane 2:

CAPN2 knockout HEK293T cell lysate at 20 µg

Lane 2:

Western blot - Human CAPN2 (Calpain 2) knockout HEK-293T cell line (<a href='/en-us/products/cell-lines/human-capn2-calpain-2-knockout-hek-293t-cell-line-ab266628'>ab266628</a>)

Lane 3:

A431 cell lysate at 20 µg

Lane 4:

LNCaP 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: 80 kDa

Observed band size: 80 kDa

false

Western blot - Anti-Calpain 2 antibody [EPR5977] (AB126600)
  • WB

Unknown

Western blot - Anti-Calpain 2 antibody [EPR5977] (AB126600)

All lanes:

Western blot - Anti-Calpain 2 antibody [EPR5977] (ab126600) at 1/1000 dilution

Lane 1:

Rat brain lysates at 20 µg

Lane 2:

Rat kidney lysates at 20 µg

Lane 3:

PC-3 (Human prostate adenocarcinoma epithelial cell) whole cell lysates at 20 µg

Lane 4:

Mouse brain lysates at 20 µg

Lane 5:

Mouse kidney lysates 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 1/20000 dilution

Predicted band size: 80 kDa

Observed band size: 80 kDa

false

Western blot - Anti-Calpain 2 antibody [EPR5977] (AB126600)
  • WB

Unknown

Western blot - Anti-Calpain 2 antibody [EPR5977] (AB126600)

All lanes:

Western blot - Anti-Calpain 2 antibody [EPR5977] (ab126600) at 1/1000 dilution

Lane 1:

PC3 cell lysate at 10 µg

Lane 2:

HeLa cell lysate at 10 µg

Lane 3:

A431 cell lysate at 10 µg

Lane 4:

293T cell lysate at 10 µg

Secondary

All lanes:

Goat anti-Rabbit HRP at 1/2000 dilution

Predicted band size: 80 kDa

Observed band size: 80 kDa

false

Western blot - Anti-Calpain 2 antibody [EPR5977] (AB126600)
  • WB

CiteAb

Western blot - Anti-Calpain 2 antibody [EPR5977] (AB126600)

Calpain 2 western blot using anti-Calpain 2 antibody [EPR5977] ab126600. Publication image and figure legend from Zeng, X., Chen, S., et al., 2017, Oncotarget, PubMed 29069832.

ab126600 was used in this publication in western blot. This may not be the same as the application(s) guaranteed by Abcam. For a full list of applications guaranteed by Abcam for ab126600 please see the product overview.

AG/UnAG attenuates calpain system activity in co-cultured myotubes(A) Western blot of μ-calpain, m-calpain, calpain-3, calpastatin and GAPDH in C2C12 myotubes. (B) Quantification of μ-calpain was normalized to GAPDH. Significant differences were detected between CO and any NC groups (#p < 0.001), between CO and CO+AG/UnAG groups (*p < 0.001), by one-way ANOVA followed by Tukey test. (C-E) Quantification of m-calpain, calpain-3 and calpastatin was normalized to GAPDH. No significant differences were detected among the six groups, by one-way ANOVA followed by Tukey test. (F) The levels of μ-calpain mRNA in C2C12 myotubes. mRNA levels were normalized to GAPDH. Significant differences were detected between NC and CO groups (#P = 0.005, P = 0.007; P = 0.007 respectively), between CO and CO+AG groups (*P = 0.01, P = 0.015 respectively), by one-way ANOVA followed by Tukey test. Data are represented as mean ± SD.

false

  • Carrier free

    Anti-Calpain 2 antibody [EPR5977] - BSA and Azide free

Key facts

Host species

Rabbit

Clonality

Monoclonal

Clone number

EPR5977

Isotype

IgG

Carrier free

No

Reacts with

Mouse, Rat, Human

Applications

WB

applications

Immunogen

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

Reactivity data

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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|Stable for 12 months at -20°C

Supplementary information

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

Calpain 2 also known as CAPN2 or calpain-2 is a heterodimer protease enzyme weighing around 80 kDa. It belongs to the calpain family which requires calcium ions for activation. Calpain 2 expresses in many tissues including the brain muscles and liver indicating its widespread role in cellular processes. The enzyme comprises a large catalytic subunit and a small regulatory subunit each encoded by different genes.
Biological function summary

Calpain-2 plays a significant role in cell signaling cytoskeletal remodeling and apoptosis regulation. It does not typically function in isolation but partners with other molecules forming complexes necessary for precise proteolytic activity. This enzyme modulates several cell functions by cleaving substrates like cytoskeletal proteins transcription factors and enzymes which allows cells to respond adaptively to various stimuli.

Pathways

Calpain-2 integrates into important signaling cascades such as the ERK and PI3K/AKT pathways. It influences these pathways by processing specific proteins and modifying their activity thereby affecting cell survival and proliferation. Calpain-2 closely interacts with proteins like phosphatidylinositol-45-bisphosphate 3-kinase (PI3K) and extracellular signal-regulated kinases (ERKs) within these pathways emphasizing its importance in finely-tuning cellular responses.

Calpain-2 links to several pathological conditions including neurodegenerative diseases like Alzheimer's and muscular disorders such as Duchenne Muscular Dystrophy. In Alzheimer's disease calpain-2 activity influences the processing of amyloid precursor proteins contributing to plaque formation. In Duchenne Muscular Dystrophy calpain-2 activity disrupts muscle fiber integrity through its interaction with proteins like dystrophin aggravating the disorder's progression.

Product protocols

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

Target data

Calcium-regulated non-lysosomal thiol-protease which catalyzes limited proteolysis of substrates involved in cytoskeletal remodeling and signal transduction. Proteolytically cleaves MYOC at 'Arg-226' (PubMed : 17650508). Proteolytically cleaves CPEB3 following neuronal stimulation which abolishes CPEB3 translational repressor activity, leading to translation of CPEB3 target mRNAs (By similarity).
See full target information CAPN2

Publications (11)

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

Aging cell 24:e14349 PubMed39380368

2024

CaMKIIα-TARPγ8 signaling mediates hippocampal synaptic impairment in aging.

Applications

Unspecified application

Species

Unspecified reactive species

Zhao JianHua,MingCan Li,Qilin Hu,Peter Donoghue,Sanwei Jiang,Junmei Li,Songji Li,Xinyi Ren,Ziyuan Zhang,Jingzhi Du,Yi Yu,Paul Chazot,Chengbiao Lu

Journal of diabetes investigation 15:1365-1376 PubMed39171660

2024

Calpeptin improves the cognitive function in Alzheimer's disease-like complications of diabetes mellitus rats by regulating TXNIP/NLRP3 inflammasome.

Applications

Unspecified application

Species

Unspecified reactive species

Luyao Qiao,Shouqin Yi,Tianpei Li,Xin Pan,Gege Wang,Xu Liu,Min Li,Jun Min,Huahui Le,Zhenyu Tang

Translational neurodegeneration 13:39 PubMed39095921

2024

Neuronal double-stranded DNA accumulation induced by DNase II deficiency drives tau phosphorylation and neurodegeneration.

Applications

Unspecified application

Species

Unspecified reactive species

Ling-Jie Li,Xiao-Ying Sun,Ya-Ru Huang,Shuai Lu,Yu-Ming Xu,Jing Yang,Xi-Xiu Xie,Jie Zhu,Xiao-Yun Niu,Dan Wang,Shi-Yu Liang,Xiao-Yu Du,Sheng-Jie Hou,Xiao-Lin Yu,Rui-Tian Liu

Oxidative medicine and cellular longevity 2023:3310621 PubMed36703913

2023

Calpain-2 Facilitates Autophagic/Lysosomal Defects and Apoptosis in ARPE-19 Cells and Rats Induced by Exosomes from RPE Cells under NaIO Stimulation.

Applications

Unspecified application

Species

Unspecified reactive species

Shuaishuai Zhang,Yingzhe Qiu,Yuan Feng,Yi Zhang,Yanan Li,Boxin Wang,Heliang Wei,Xilong Chen,Lixia Shen,Wei Li,Liqing Zheng,Yuanyuan Zhang

Molecular medicine (Cambridge, Mass.) 28:21 PubMed35183103

2022

Lansoprazole-induced osteoporosis via the IP3R- and SOCE-mediated calcium signaling pathways.

Applications

Unspecified application

Species

Unspecified reactive species

Ziping Cheng,Yangjie Liu,Mengyuan Ma,Shiyu Sun,Zengqing Ma,Yu Wang,Liyuan Yu,Xuping Qian,Luning Sun,Xuehui Zhang,Yun Liu,Yongqing Wang

Oncology letters 21:124 PubMed33552245

2021

Inhibition of mitochondrial and cytosolic calpain attenuates atrophy in myotubes co-cultured with colon carcinoma cells.

Applications

Unspecified application

Species

Unspecified reactive species

Xianliang Zeng,Li Zhao,Sizeng Chen,Xiantao Li

Journal of advanced research 34:173-186 PubMed35024189

2020

Calenduloside E suppresses calcium overload by promoting the interaction between L-type calcium channels and Bcl2-associated athanogene 3 to alleviate myocardial ischemia/reperfusion injury.

Applications

Unspecified application

Species

Unspecified reactive species

Ruiying Wang,Min Wang,Jiahui Zhou,Ziru Dai,Guibo Sun,Xiaobo Sun

Oxidative medicine and cellular longevity 2020:6829271 PubMed32685099

2020

Diet-Induced Obesity Mice Execute Pulmonary Cell Apoptosis via Death Receptor and ER-Stress Pathways after Infection.

Applications

Unspecified application

Species

Unspecified reactive species

Fengyuan Wang,Zhicai Zuo,Kejie Chen,Jing Fang,Hengmin Cui,Yi Geng,Ping Ouyang,Zhengli Chen,Chao Huang,Hongrui Guo,Wentao Liu

Toxicology and applied pharmacology 380:114700 PubMed31398423

2019

Arsenic impairs GLUT1 trafficking through the inhibition of the calpain system in lymphocytes.

Applications

Unspecified application

Species

Unspecified reactive species

Pablo Pánico,Adriana Juárez-Nájera,Emilio Iturriaga-Goyon,Patricia Ostrosky-Wegman,Ana María Salazar

Oncotarget 8:72872-72885 PubMed29069832

2017

Acylated and unacylated ghrelin inhibit atrophy in myotubes co-cultured with colon carcinoma cells.

Applications

Unspecified application

Species

Unspecified reactive species

Xianliang Zeng,Sizeng Chen,Yang Yang,Zhao Ke
View all publications

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