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Merck
모든 사진(5)

문서

MABF2788

Sigma-Aldrich

Anti-SARS-CoV-2 nucleocapsid Antibody, clone 7B10-3E4

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About This Item

UNSPSC 코드:
12352203
NACRES:
NA.43

생물학적 소스

mouse

Quality Level

결합

unconjugated

항체 형태

purified antibody

항체 생산 유형

primary antibodies

클론

7B10-3E4, monoclonal

분자량

calculated mol wt 45.63 kDa
observed mol wt ~50 kDa

종 반응성

virus

포장

antibody small pack of 100 μg

기술

ELISA: suitable
immunofluorescence: suitable
immunoprecipitation (IP): suitable
western blot: suitable

동형

IgG1κ

UniProt 수납 번호

배송 상태

dry ice

저장 온도

2-8°C

타겟 번역 후 변형

unmodified

일반 설명

SARS-CoV-2 Nucleoprotein (UniProt: P0DTC9; also known as N, Nucleocapsid protein, NC, Protein N) is encoded by the N gene (Gene ID: 43740575) in SARS-CoV-2 virus. The SARS-CoV-2 is a positive-strand RNA virus that causes severe respiratory syndrome in human. The mature SARS-CoV-2 contains 4 structural proteins: Envelope (E), Membrane (M), Nucleocapsid (N), and the Spike protein (S). E and M proteins help in viral assembly and N protein is needed for RNA synthesis. The S protein is a single-pass type I, homotrimeric, membrane glycoprotein that is responsible for virus binding and entry into host cell. The N protein packages the positive strand viral genome RNA into a helical ribonucleocapsid (RNP) and plays a fundamental role during virion assembly through its interactions with the viral genome and membrane protein M. It plays an important role in enhancing the efficiency of subgenomic viral RNA transcription as well as viral replication. The RNA binding region of SARS-CoV-2 is localized to amino acids 41-186 and its dimerization domain is in amino acids 258-361. Lack of cysteine is one of the common features in nucleoprotein from different coronaviruses. The complete N protein of SARS-CoV and COV-2 is a highly basic with positive net charges and high pI (10.11). Its N-terminal region is more basic with positive charge, while the C-terminal region is acidic with negative charge. The middle region of nucleoprotein displays relatively higher hydrophobicity and the two termini display greater hydrophilicity. Nucleoprotein can undergo phosphorylation at multiple serines and threonines and some of these phosphorylation events are essential for RNA binding, oligomerization and localization to nucleoli. Phosphorylation is also required for recruitment of host RNA helicase DDX1 (DEAD-Box Helicase 1) that facilitates template readthrough and enables longer subgenomic mRNA synthesis. Clone 7B10-3E4 exhibits high reactivity with SARS-CoV-2 and weak reactivity with SARS-CoV-1.

특이성

Clone 7B10-3E4 is a mouse monoclonal antibody that detects nucleocapsid protein of Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). It targets an epitope within the N-terminal domain. It also displays weak reactivity with SARS-CoV-1.

면역원

His-tagged full-length nucleocapsid protein from Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2).

애플리케이션

Quality Control Testing

Evaluated by Western Blotting in lysates from HEK293T cells expressing SARS-CoV-2 Nucleocapsid protein.

Western Blotting Analysis (WB): A 1:1,000 dilution of this antibody detected Nucleocapsid protein in lysates from HEK293T cells expressing SARS-CoV-2 Nucleocapsid protein, but not in lysates from the wild type HEK293T cells.

Tested Applications

Western Blotting Analysis: A 1:20 dilution from a representative lot detected SARS-CoV-2 nucleocapsid protein in Whole cell lysates of HEK293T cells expressing the nucleocapsid (NC) proteins of various human coronaviruses (Courtesy of Stefan Schüchner, Ingrid Mudrak, Ingrid Frohner, and Egon Ogris (Max Perutz Labs, Medical University of Vienna, Austria).

ELISA Analysis: A 1:3 dilution from a representative lot detected SARS-CoV-2 nucleocapsid protein. (Courtesy of Stefan Schüchner, Ingrid Mudrak, Ingrid Frohner, and Egon Ogris (Max Perutz Labs, Medical University of Vienna, Austria).

Immunoprecipitation Analysis: A representative lot immunoprecipitated SARS-CoV-2 nucleocapsid protein. (Courtesy of Stefan Schüchner, Ingrid Mudrak, Ingrid Frohner, and Egon Ogris (Max Perutz Labs, Medical University of Vienna, Austria).

Immunofluorescence Analysis: A 1:5 dilution from a representative lot detected SARS-CoV-2 nucleocapsid in HeLa cells transiently transfected with SARS-CoV-2 NC-P2A-GFP (Courtesy of Stefan Schüchner, Ingrid Mudrak, Ingrid Frohner, and Egon Ogris (Max Perutz Labs, Medical University of Vienna, Austria).

Note: Actual optimal working dilutions must be determined by end user as specimens, and experimental conditions may vary with the end user
Anti-SARS-CoV-2 nucleocapsid, clone 7B10-3E4, Cat. No. MABF2788, is a mouse monoclonal antibody that detects SARS-CoV-2 Nucleoprotein and is tested for use in ELISA, Immunofluorescence, Immunoprecipitation, and Western Blotting.

물리적 형태

Purified mouse monoclonal antibody IgG1 in buffer containing 0.1 M Tris-Glycine (pH 7.4), 150 mM NaCl, with 0.05% Sodium Azide without glycerol.

저장 및 안정성

Recommend storage at +2°C to +8°C. For long term storage antibodies can be kept at -20°C. Avoid repeated freeze-thaws.

기타 정보

Concentration: Please refer to the Certificate of Analysis for the lot-specific concentration.

면책조항

Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.

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Storage Class Code

12 - Non Combustible Liquids

WGK

WGK 1

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable


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