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Latexin Cell Lysate | LXN cell lysate

Human Latexin HEK293 Overexpression Lysate

Gene Names
LXN; ECI; TCI
Applications
Western Blot
Synonyms
Latexin; Human Latexin HEK293 Overexpression Lysate; Human Latexin/LXN/TCI HEK293 Cell Lysate (WB positive control); latexin; Human ECI Overexpression Lysate; Human TCI Overexpression Lysate; LXN cell lysate
Ordering
For Research Use Only!
Host
HEK293 Cells
Form/Format
1x Sample Buffer (1x modified RIPA buffer+1x SDS loading buffer).
Modified RIPA Lysis Buffer: 50 mM Tris-HCl pH 7.4, 150 mM NaCl, 1mM EDTA, 1% Triton X-100, 0.1% SDS, 1% Sodium deoxycholate, 1mM PMSF.
Sequence Positions
458aa
Sequence
Glu2-Glu222
Applicable Applications for LXN cell lysate
Western Blot (WB)
Application Notes
WB: Use at an assay dependent dilution.
Species
Human
Recommend Usage
1. Centrifuge the tube for a few seconds and ensure the pellet at the bottom of the tube.2. Re-dissolve the pellet using 200uL pure water and boil for 2-5 min.
Sequence Construction
A DNA sequence encoding the human Latexin (NP_064554.3) (Glu 2-Glu 222) was fused with the Fc region of human IgG1 at the N-terminus.
Preparation Method
Cell lysate was prepared by homogenization of the over-expressed cells in ice-cold modified RIPA Lysis Buffer with cocktail of protease inhibitors. Cell debris was removed by centrifugation. Protein concentration was determined by Bradford assay (protein assay, Microplate Standard assay). The cell lysate was boiled for 5 min in 1 x SDS loading buffer (50mM Tris-HCl pH 6.8, 12.5% glycerol, 1% sodium dodecylsulfate, 0.01% bromophenol blue) containing 5% b-mercaptoethanol, and lyophilized.
Preparation and Storage
Store at 4 degree C for up to twelve months from date of receipt. After re-dissolution, aliquot and store at -80 degree C for up to twelve months. Avoid repeated freeze-thaw cycles.
Samples are stable for up to twelve months from date of receipt.
Related Product Information for LXN cell lysate
Latexin, also known as endogenous carboxypeptidase inhibitor, tissue carboxypeptidase inhibitor, TCI, ECI, and LXN, is a cytoplasm protein that belongs to the protease inhibitor I47 (latexin) family. It is highly expressed in the heart, prostate, ovary, kidney, pancreas, and colon. Latexin/LXN is the only known endogenous specific inhibitor of zinc-dependent metallocarboxypeptidases (MCPs) present in mammalians so far. Latexin is originally identified as a molecular marker for the regional specification of the neocortex in development in rats. The 222 amino acid latexin in the human shows different expression distribution with high levels in heart, prostate, ovary, kidney, pancreas, and colon, but only moderate or low levels in other tissues including the brain. Latexin is also expressed at high levels and is inducible in macrophages in concert with other protease inhibitors and potential protease targets, and thus is suggested to play a role in inflammation and innate immunity pathways. Despite the non-detectable sequence similarity with plant and parasite inhibitors, Latexin is related to a human putative tumor suppressor protein, TIG1. Also, Latexin is implicated in Alzheimer's disease.

This Human Latexin overexpression lysate was created in HEK293 Cells and intented for use as a Western blot (WB) positive control. Purification of Latexin protein from the overexpression lysate was verified.
References
Liu Q., et al., (2000), Cloning, tissue expression pattern and genomic organization of latexin, a human homologue of rat carboxypeptidase A inhibitor. Mol. Biol. Rep. 27:241-246.Gauci S., et al., (2009), Lys-N and trypsin cover complementary parts of the phosphoproteome in a refined SCX-based approach.nal. Chem. 81:4493-4501.Muzny D.M., et al., (2006), The DNA sequence, annotation and analysis of human chromosome 3.Nature 440:1194-1198.

NCBI and Uniprot Product Information

NCBI GI #
NCBI GeneID
NCBI Accession #
NCBI GenBank Nucleotide #
UniProt Accession #
Molecular Weight
25,750 Da
NCBI Official Full Name
latexin
NCBI Official Synonym Full Names
latexin
NCBI Official Symbol
LXN
NCBI Official Synonym Symbols
ECI; TCI
NCBI Protein Information
latexin; MUM; endogenous carboxypeptidase inhibitor; tissue carboxypeptidase inhibitor
UniProt Protein Name
Latexin
Protein Family
UniProt Gene Name
LXN
UniProt Synonym Gene Names
ECI; TCI
UniProt Entry Name
LXN_HUMAN

NCBI Description

This gene encodes the only known protein inhibitor of zinc-dependent metallocarboxypeptidases. [provided by RefSeq, Oct 2008]

Uniprot Description

LXN: Hardly reversible, non-competitive, and potent inhibitor of CPA1, CPA2 and CPA4. Belongs to the protease inhibitor I47 (latexin) family.

Chromosomal Location of Human Ortholog: 3q25.32

Cellular Component: cytoplasm

Molecular Function: metalloendopeptidase inhibitor activity; heparin binding

Biological Process: detection of temperature stimulus involved in sensory perception of pain; inflammatory response

Research Articles on LXN

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Product Notes

The LXN lxn (Catalog #AAA8113611) is a Cell Lysate produced from HEK293 Cells and is intended for research purposes only. The product is available for immediate purchase. The immunogen sequence is 458aa. AAA Biotech's Latexin can be used in a range of immunoassay formats including, but not limited to, Western Blot (WB). WB: Use at an assay dependent dilution. Researchers should empirically determine the suitability of the LXN lxn for an application not listed in the data sheet. Researchers commonly develop new applications and it is an integral, important part of the investigative research process. The amino acid sequence is listed below: Glu2-Glu22 2. It is sometimes possible for the material contained within the vial of "Latexin, Cell Lysate" 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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