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SerpinA3 cell lysate

Human SerpinA3 HEK293 Overexpression Lysate

Gene Names
SERPINA3; ACT; AACT; GIG24; GIG25
Applications
Western Blot
Synonyms
SerpinA3; Human SerpinA3 HEK293 Overexpression Lysate; Human SerpinA3/AACT HEK293 Cell Lysate (WB positive control); serpin peptidase inhibitor; clade A (alpha-1 antiproteinase; antitrypsin); member 3; Human AACT Overexpression Lysate; Human ACT Overexpression Lysate; Human GIG24 Overexpression Lysate; Human GIG25 Overexpression Lysate; Human MGC88254 Overexpression Lysate; Human SERPINA3 Overexpression Lysate; SerpinA3 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
409aa
Sequence
Met1-Ala423
Applicable Applications for SerpinA3 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 SERPINA3 (NP_001076.2) (Met 1-Ala 423) was expressed, with a C-terminal polyhistidine tag.
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 SerpinA3 cell lysate
SerpinA3, also known as Alpha 1-antichymotrypsin (AACT), is a plasma alpha globulin glycoprotein, and is a member of serpin superfamily of the serine protease inhibitors consisting of at least 35 members. SerpinA3 has been demonstrated to inhibit the activity of certain serine proteases, such as cathepsin G found in neutrophils, and chymases present in mast cells, by inducing a major conformational rearrangement, and thus protects some tissues from damage caused by proteolytic enzymes. This enzyme is produced primarily in the liver, and is identified as an acute-phase inflammatory protein. SerpinA3 deficiency has been associated with liver disease, and mutations of this gene have been observed in patients with Parkinson disease and chronic obstructive pulmonary disease. Besides, ACT gene polymorphism has been implicated with Alzheimer's disease (AD), cerebral amyloid angiopathy (CAA), as well as stroke, since SerpinA3 is a major constituent of the plaques in AD and an inhibitor of amyloid beta peptide degradation.

This Human SerpinA3 overexpression lysate was created in HEK293 Cells and intented for use as a Western blot (WB) positive control. Purification of SerpinA3 protein from the overexpression lysate was verified.
References
Nilsson, L.N. et al., 2001, J. Neurosci. 21: 1444-1451. Ikari, Y. et al., 2001, J. Biol. Chem. 276: 11798-11803. Vila, N. et al., 2000, Stroke. 31: 2103-2105 Eriksson, S. et al., 1995, Proc. Natl. Acad. Sci. USA. 92: 2313-2317. Skeel, A. et al., 2001, J. Biol. Chem. 276: 21932-21937.

NCBI and Uniprot Product Information

NCBI GI #
NCBI GeneID
12
NCBI Accession #
NCBI GenBank Nucleotide #
Molecular Weight
64,000
NCBI Official Full Name
alpha-1-antichymotrypsin
NCBI Official Synonym Full Names
serpin peptidase inhibitor, clade A (alpha-1 antiproteinase, antitrypsin), member 3
NCBI Official Symbol
SERPINA3
NCBI Official Synonym Symbols
ACT; AACT; GIG24; GIG25
NCBI Protein Information
alpha-1-antichymotrypsin; serpin A3; growth-inhibiting protein 24; growth-inhibiting protein 25; cell growth-inhibiting gene 24/25 protein; serine (or cysteine) proteinase inhibitor, clade A, member 3
UniProt Protein Name
Alpha-1-antichymotrypsin
Protein Family
UniProt Gene Name
SERPINA3
UniProt Synonym Gene Names
AACT; ACT
UniProt Entry Name
AACT_HUMAN

NCBI Description

The protein encoded by this gene is a plasma protease inhibitor and member of the serine protease inhibitor class. Polymorphisms in this protein appear to be tissue specific and influence protease targeting. Variations in this protein's sequence have been implicated in Alzheimer's disease, and deficiency of this protein has been associated with liver disease. Mutations have been identified in patients with Parkinson disease and chronic obstructive pulmonary disease. [provided by RefSeq, Jul 2008]

Uniprot Description

SERPINA3: Although its physiological function is unclear, it can inhibit neutrophil cathepsin G and mast cell chymase, both of which can convert angiotensin-1 to the active angiotensin-2. Belongs to the serpin family. 3 isoforms of the human protein are produced by alternative splicing.

Protein type: Secreted, signal peptide; Secreted

Chromosomal Location of Human Ortholog: 14q32.1

Cellular Component: extracellular space; extracellular region; intracellular; nucleus

Molecular Function: serine-type endopeptidase inhibitor activity; protein binding; DNA binding

Biological Process: regulation of lipid metabolic process; maintenance of gastrointestinal epithelium; acute-phase response; inflammatory response

Research Articles on SerpinA3

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Product Notes

The SerpinA3 serpina3 (Catalog #AAA8113697) 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 409aa. AAA Biotech's SerpinA3 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 SerpinA3 serpina3 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: Met1-Ala42 3. It is sometimes possible for the material contained within the vial of "SerpinA3, 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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