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Lysyl Trna Synthetase (KARS) ELISA Kit for Human

For Research Use Only. Not for use in diagnostic procedures. Catalog #: MBS454113

Principle of the Assay: The microtiter plate provided in this kit has been pre-coated with an antibody specific to KARS. Standards or samples are then added to the appropriate microtiter plate wells with a biotin-conjugated antibody preparation specific to… More details

$520 / 48 Tests +1 FREE 8GB USB

Product Documentation

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Sample Manual Insert View PDF
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Testing Data View PDF
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Certificate of Analysis (COA) View PDF
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QC Report View PDF
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Material Safety Data Sheet View PDF
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Technical Datasheet View PDF
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Protocol View PDF

Product Overview

Online Datasheet in PDF
Product Name
Lysyl tRNA Synthetase (KARS), ELISA Kit
Full Product Name
Human Lysyl tRNA Synthetase (KARS) ELISA Kit
Product Gene Name
Product Synonym Names
KARS2; LysRS; Lysine tRNA Ligase
Species Reactivity
Human
Assay Type
Quantitative Sandwich
Samples
Human serum, plasma, tissue homogenates or other biological fluids
Detection Range
0.312-20ng/mL
Sensitivity
< 0.082ng/mL
Specificity
This assay has high sensitivity and excellent specificity for detection of KARS. No significant cross-reactivity or interference between KARS and analogues was observed.
Preparation and Storage
For unopened kit, all reagents should be kept according to the labels on vials. The TMB Substrate, Wash Buffer, Stop Solution should be stored at 4 degree C. All others should be stored at -20 degree C.
Inter-assay Precision
Inter-assay Precision (Precision between assays): 3 samples with low, middle and high level KARS were tested on 3 different plates, 8 replicates in each plate. CV(%) = SD/meanX100. Inter-Assay: CV<12%
Intra-assay Precision
Intra-assay Precision (Precision within an assay): 3 samples with low, middle and high level KARS were tested 20 times on one plate, respectively. Intra-Assay: CV<10%
Molecular Weight
71,497 Da
OMIM
D32053 mRNA
3D Structure
ModBase 3D Structure for Q15046
ISO Certification
Manufactured in an ISO 13485:2003 and EN ISO 13485:2012 Certified Laboratory.

Typical Testing Data/Standard Curve (for reference only) of KARS elisa kit

Human KARS ELISA Kit – Cat# MBS454113

Other Notes

Small volumes of KARS elisa kit vial(s) may occasionally become entrapped in the seal of the product vial during shipment and storage. If necessary, briefly centrifuge the vial on a tabletop centrifuge to dislodge any liquid in the container`s cap. Certain products may require to ship with dry ice and additional dry ice fee may apply.

Searchable Terms for KARS purchase

MBS454113 is a ready-to-use microwell, strip-or-full plate ELISA (enzyme-linked immunosorbent assay) Kit for analyzing the presence of the Lysyl tRNA Synthetase (KARS) ELISA Kit target analytes in biological samples. The concentration gradients of the kit standards or positive controls render a theoretical kit detection range in biological research samples containing KARS. The ELISA analytical biochemical technique of the MBS454113 kit is based on KARS antibody-KARS antigen interactions (immunosorbency) and an HRP colorimetric detection system to detect KARS antigen targets in samples. The ELISA Kit is designed to detect native, not recombinant, KARS. Appropriate sample types may include undiluted body fluids and/or tissue homogenates, secretions. Quality control assays assessing reproducibility identified the intra-assay CV (%) and inter-assay CV(%).

Additional Details

NCBI/Uniprot data below describe general gene information for KARS. It may not necessarily be applicable to this product.

NCBI GI #
NCBI GeneID
NCBI Accession #
UniProt Primary Accession #
UniProt Secondary Accession #
UniProt Related Accession #
GenBank Nucleotide #
NCBI Official Full Name
lysine--tRNA ligase isoform 1
NCBI Official Synonym Full Names
lysyl-tRNA synthetase
NCBI Official Symbol
KARS
NCBI Official Synonym Symbols
KRS; KARS1; KARS2; CMTRIB; DFNB89
UniProt Protein Name
Lysine--tRNA ligase
UniProt Synonym Protein Names
Lysyl-tRNA synthetase; LysRS
UniProt Gene Name
KARS
UniProt Synonym Gene Names
KIAA0070; LysRS
NCBI Protein Information
lysine--tRNA ligase

NCBI Summary for KARS

Aminoacyl-tRNA synthetases are a class of enzymes that charge tRNAs with their cognate amino acids. Lysyl-tRNA synthetase is a homodimer localized to the cytoplasm which belongs to the class II family of tRNA synthetases. It has been shown to be a target of autoantibodies in the human autoimmune diseases, polymyositis or dermatomyositis. Alternatively spliced transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Jul 2008]
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UniProt Comments for KARS

Catalyzes the specific attachment of an amino acid to its cognate tRNA in a 2 step reaction: the amino acid (AA) is first activated by ATP to form AA-AMP and then transferred to the acceptor end of the tRNA. When secreted, acts as a signaling molecule that induces immune response through the activation of monocyte/macrophages. Catalyzes the synthesis of diadenosine oligophosphate (Ap4A), a signaling molecule involved in the activation of MITF transcriptional activity. Interacts with HIV-1 virus GAG protein, facilitating the selective packaging of tRNA3(Lys), the primer for reverse transcription initiation.
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Precautions

All of MyBioSource's Products are for scientific laboratory research purposes and are not for diagnostic, therapeutics, prophylactic or in vivo use. Through your purchase, you expressly represent and warrant to MyBioSource that you will properly test and use any Products purchased from MyBioSource in accordance with industry standards. MyBioSource and its authorized distributors reserve the right to refuse to process any order where we reasonably believe that the intended use will fall outside of our acceptable guidelines.

Disclaimer

While every efforts were made to ensure the accuracy of the information provided in this datasheet, MyBioSource will not be liable for any omissions or errors contained herein. MyBioSource reserves the right to make changes to this datasheet at any time without prior notice.

It is the responsibility of the customer to report product performance issues to MyBioSource within 30 days of receipt of the product. Please visit our Terms & Conditions page for more information.

Product Note

Select online data sheet information is drawn from bioinformatics databases, occasionally resulting in ambiguous or non-relevant product information. It is the responsibility of the customer to review, verify, and evaluate the information to make sure it matches their requirements before purchasing the kit. Our ELISA Kit assays are dynamic research tools and sometimes they may be updated and improved. If the format of this assay is important to you then please request the current manual or contact our technical support team with a presales inquiry before placing an order. We will confirm the current details of the assay. We cannot guarantee the sample manual posted online is the most current manual, it is intended to serve as an example only. Please refer to the instructions For Use provided with the assay kit for precise details.

Product PubMed Publications

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