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SAB1404011

Sigma-Aldrich

Anti-KRAS Antibody

mouse monoclonal, 4F3

Sinônimo(s):

C-K-RAS, K-RAS2A, K-RAS2B, K-RAS4A, K-RAS4B, KI-RAS, KRAS1, KRAS2, NS3

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100 μG
R$ 4.261,00

R$ 4.261,00


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Um anticorpo recombinante, sem conservantes, está disponível para seu alvo. Tente ZRB003845


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100 μG
R$ 4.261,00

About This Item

Código UNSPSC:
12352203
NACRES:
NA.41

R$ 4.261,00


Check Cart for Availability
Um anticorpo recombinante, sem conservantes, está disponível para seu alvo. Tente ZRB003845

Nome do produto

Monoclonal Anti-KRAS antibody produced in mouse, clone 4F3, purified immunoglobulin, buffered aqueous solution

fonte biológica

mouse

Nível de qualidade

conjugado

unconjugated

forma do anticorpo

purified immunoglobulin

tipo de produto de anticorpo

primary antibodies

clone

4F3, monoclonal

Formulário

buffered aqueous solution

peso molecular

antigen ~38.21 kDa

reatividade de espécies

human

técnica(s)

capture ELISA: suitable
indirect ELISA: suitable
western blot: 1-5 μg/mL

Isotipo

IgG2aκ

nº de adesão NCBI

nº de adesão UniProt

Condições de expedição

dry ice

temperatura de armazenamento

−20°C

modificação pós-traducional do alvo

unmodified

Informações sobre genes

human ... KRAS(3845)

Descrição geral

This gene, a Kirsten ras oncogene homolog from the mammalian ras gene family, encodes a protein that is a member of the small GTPase superfamily. A single amino acid substitution is responsible for an activating mutation. The transforming protein that results is implicated in various malignancies, including lung adenocarcinoma, mucinous adenoma, ductal carcinoma of the pancreas and colorectal carcinoma. Alternative splicing leads to variants encoding two isoforms that differ in the C-terminal region. (provided by RefSeq)
c-K-Ras or KRAS (Kirsten rat sarcoma-2 virus oncogene) is a small GTP-binding protein. The gene encoding it is localized on human chromosome 12p12.1. KRAS has two splice variants, that is, KRASA and KRASB (KRAS proto-oncogenes). Expression of KRASA is restricted to specific tissues whereas KRASB is ubiquitously expressed.

Imunogênio

KRAS (NP_004976, 16 a.a. ~ 125 a.a) partial recombinant protein with GST tag. MW of the GST tag alone is 26 KDa.

Sequence
KSALTIQLIQNHFVDEYDPTIEDSYRKQVVIDGETCLLDILDTAGQEEYSAMRDQYMRTGEGFLCVFAINNTKSFEDIHHYREQIKRVKDSEDVPMVLVGNKCDLPSRTV

Aplicação

Monoclonal Anti-KRAS antibody produced in mouse has been used in Western Blotting.[1]

Ações bioquímicas/fisiológicas

KRAS (Kirsten rat sarcoma-2 virus oncogene) mutation has been associated with early rectal cancer and colorectal cancer. The protein has a role in signaling pathways.
KRAS (kirsten rat sarcoma-2 virus oncogene) upon binding to a cell surface receptor, including EGFR functions as a self-inactivating signal transducer by cycling from GDP- to GTP-bound states. Mutation in the gene leads to poor prognosis of early rectal cancer.

forma física

Solution in phosphate buffered saline, pH 7.4

Exoneração de responsabilidade

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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Código de classe de armazenamento

10 - Combustible liquids

Classe de risco de água (WGK)

WGK 1

Ponto de fulgor (°F)

Not applicable

Ponto de fulgor (°C)

Not applicable


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David M Briere et al.
Molecular cancer therapeutics, 20(6), 975-985 (2021-03-17)
KRASG12C inhibitors, including MRTX849, are promising treatment options for KRAS-mutant non-small cell lung cancer (NSCLC). PD-1 inhibitors are approved in NSCLC; however, strategies to enhance checkpoint inhibitor therapy (CIT) are needed. KRASG12C mutations are smoking-associated transversion mutations associated with high
Prognostic value of KRAS codon 13 gene mutation for overall survival in colorectal cancer
Kwak MS, et al.
Medicine, 96(35) (2017)
KRAS G12C Drug Development: Discrimination between Switch II Pocket Configurations Using Hydrogen/Deuterium-Exchange Mass Spectrometry
Lu J, et al.
Structure, 25(9), 1442-1448 (2017)
The prognostic value of KRAS mutation by cell-free DNA in cancer patients: a systematic review and meta-analysis.
Zhuang R, et al.
PLoS ONE, 12(8), e0182562-e0182562 (2017)
Mei Zeng et al.
Cell chemical biology, 27(1), 19-31 (2019-12-31)
KRAS is the most frequently mutated oncogene found in pancreatic, colorectal, and lung cancers. Although it has been challenging to identify targeted therapies for cancers harboring KRAS mutations, KRASG12C can be targeted by small-molecule inhibitors that form covalent bonds with cysteine

Questions

  1. Could you verify if Product No. SAB1404011, Monoclonal Anti-KRAS antibody, has cross-reactivity with N-Ras and H-Ras?

    1 answer
    1. We have not conducted experiments to determine whether Product No. SAB1404011, Monoclonal Anti-KRAS antibody, clone 4F3, will react with Human NRAS (UniProt P01111) and Human HRAS (UniProt P01112). However, based on the alignment data, there is a high probability of recognition, though we cannot guarantee it. In the comparison, the similarity between Human HRAS (UniProt P01112) and SAB1404011 KRAS monoclonal antibody, clone 4F3 is very high (96%), suggesting theoretical recognition. Similarly, the similarity between Human NRAS (UniProt P01111) and SAB1404011 KRAS monoclonal antibody, clone 4F3 is also very high (95%), indicating theoretical recognition.

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