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Typical Testing Data/Standard Curve (for reference only)

Mouse Lysyl tRNA Synthetase (KARS) ELISA Kit | KARS elisa kit

Mouse Lysyl tRNA Synthetase (KARS) ELISA Kit

Gene Names
KARS; KRS; KARS1; KARS2; CMTRIB; DFNB89
Reactivity
Mouse
Synonyms
Lysyl tRNA Synthetase (KARS); Mouse Lysyl tRNA Synthetase (KARS) ELISA Kit; KARS2; LysRS; Lysine tRNA Ligase; KARS elisa kit
Ordering
For Research Use Only!
Reactivity
Mouse
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.
Sequence Length
625
Samples
Serum, plasma, tissue homogenates and other biological fluids
Assay Type
Quantitative Sandwich
Detection Range
31.2-2,000pg/mL
Sensitivity
< 12.5pg/mL
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%
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%
Preparation and Storage
The stability of kit is determined by the loss rate of activity. The loss rate of this kit is less than 5% within the expiration date under appropriate storage condition.
To minimize extra influence on the performance, operation procedures and lab conditions, especially room temperature, air humidity, incubator temperature should be strictly controlled. It is also strongly suggested that the whole assay is performed by the same operator from the beginning to the end.

Typical Testing Data/Standard Curve (for reference only)

Typical Testing Data/Standard Curve (for reference only)
Related Product Information for KARS elisa kit
Intended Uses: The kit is a sandwich enzyme immunoassay for in vitro quantitative measurement of KARS in mouse serum, plasma, tissue homogenates and other biological fluids.

Principle of the Assay: The microplate provided in this kit has been pre-coated with an antibody specific to KARS. Standards or samples are then added to the appropriate microplate wells with a biotin-conjugated antibody specific to KARS. Next, Avidin conjugated to Horseradish Peroxidase (HRP) is added to each microplate well and incubated. After TMB substrate solution is added, only those wells that contain KARS, biotin-conjugated antibody and enzyme-conjugated Avidin will exhibit a change in color. The enzyme-substrate reaction is terminated by the addition of sulphuric acid solution and the color change is measured spectrophotometrically at a wavelength of 450nm +/- 10nm. The concentration of KARS in the samples is then determined by comparing the O.D. of the samples to the standard curve.
Product Categories/Family for KARS elisa kit

NCBI and Uniprot Product Information

NCBI GI #
NCBI GeneID
UniProt Accession #
Molecular Weight
71,497 Da
NCBI Official Full Name
Lysyl tRNA Synthetase
NCBI Official Synonym Full Names
lysyl-tRNA synthetase
NCBI Official Symbol
KARS
NCBI Official Synonym Symbols
KRS; KARS1; KARS2; CMTRIB; DFNB89
NCBI Protein Information
lysine--tRNA ligase
UniProt Protein Name
Lysine--tRNA ligase
UniProt Gene Name
KARS
UniProt Synonym Gene Names
KIAA0070; LysRS
UniProt Entry Name
SYK_HUMAN

NCBI Description

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]

Uniprot Description

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 tRNA(3)(Lys), the primer for reverse transcription initiation. Homodimer; also part of a multisubunit complex that groups AIMP1, AIMP2, EEF1A1 and tRNA ligases for Arg, Asp, Glu, Gln, Ile, Leu, Lys, Met and Pro. Interacts with AIMP2 (via N- terminus) and MITF. Interacts directly with HIV-1 virus GAG protein. Up-regulated by DARS and EEF1A1, but not by AIMP2. Belongs to the class-II aminoacyl-tRNA synthetase family. 2 isoforms of the human protein are produced by alternative splicing.

Protein type: Translation; Mitochondrial; Ligase; EC 6.1.1.6

Chromosomal Location of Human Ortholog: 16q23.1

Cellular Component: microtubule cytoskeleton; aminoacyl-tRNA synthetase multienzyme complex; mitochondrion; mitochondrial matrix; cytoplasm; plasma membrane; extracellular region; cytosol; nucleus

Molecular Function: amino acid binding; protein binding; metal ion binding; lysine-tRNA ligase activity; ATP binding; tRNA binding

Biological Process: tRNA aminoacylation for protein translation; viral reproduction; lysyl-tRNA aminoacylation; tRNA processing; gene expression; diadenosine tetraphosphate biosynthetic process

Disease: Deafness, Autosomal Recessive 89; Charcot-marie-tooth Disease, Recessive Intermediate B

Research Articles on KARS

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Product Notes

The Mouse KARS kars (Catalog #AAA2023685) is an ELISA Kit and is intended for research purposes only. The product is available for immediate purchase. The AAA2023685 ELISA Kit recognizes Mouse KARS. It is sometimes possible for the material contained within the vial of "Lysyl tRNA Synthetase (KARS), ELISA Kit" to become dispersed throughout the inside of the vial, particularly around the seal of said vial, during shipment and storage. We always suggest centrifuging these vials to consolidate all of the liquid away from the lid and to the bottom of the vial prior to opening. Please be advised that certain products may require dry ice for shipping and that, if this is the case, an additional dry ice fee may also be required.

Precautions

All products in the AAA Biotech catalog are strictly for research-use only, and are absolutely not suitable for use in any sort of medical, therapeutic, prophylactic, in-vivo, or diagnostic capacity. By purchasing a product from AAA Biotech, you are explicitly certifying that said products will be properly tested and used in line with industry standard. AAA Biotech and its authorized distribution partners reserve the right to refuse to fulfill any order if we have any indication that a purchaser may be intending to use a product outside of our accepted criteria.

Disclaimer

Though we do strive to guarantee the information represented in this datasheet, AAA Biotech cannot be held responsible for any oversights or imprecisions. AAA Biotech reserves the right to adjust any aspect of this datasheet at any time and without notice. It is the responsibility of the customer to inform AAA Biotech of any product performance issues observed or experienced within 30 days of receipt of said product. To see additional details on this or any of our other policies, please see our Terms & Conditions page.

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