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Alpha-fetoprotein Cell Lysate | AFP cell lysate

Human Alpha-fetoprotein HEK293 Overexpression Lysate

Gene Names
AFP; FETA; HPAFP
Applications
Western Blot
Synonyms
Alpha-fetoprotein; Human Alpha-fetoprotein HEK293 Overexpression Lysate; Human AFP/alpha-fetoprotein HEK293 Cell Lysate (WB positive control); alpha-fetoprotein; Human AFPD Overexpression Lysate; Human Alpha-fetoprotein Overexpression Lysate; Human FETA Overexpression Lysate; Human HPAFP Overexpression Lysate; AFP 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
602aa
Sequence
Met1-Val609
Applicable Applications for AFP 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 AFP (P02771) (Met 1-Val 609) was fused with a polyhistidine tag at the C-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 AFP cell lysate
Alpha-fetoprotein (AFP) is classified as a member of the albuminoid gene superfamily consisting of albumin, AFP, vitamin D (Gc) protein, and alpha-albumin. AFP is a glycoprotein of 591 amino acids and a carbohydrate moiety. AFP is one of the several embryo-specific proteins and is a dominant serum protein as early in human embryonic life as one month, when albumin and transferrin are present in relatively small amounts. It is first synthesized in the human by the yolk sac and liver(1-2 months) and subsequently predominantly in the liver. A small amount of AFP is produced by the GI tract of the human conceptus. It has been proved that AFP may reappear in the serum in elevated amounts in adult life in association with normal restorative processes and with malignant growth. Alpha-fetoprotein (AFP) is a specific marker for hepatocellular carcinoma (HCC), teratoblastomas, and neural tube defect (NTD).

This Human Alpha-fetoprotein overexpression lysate was created in HEK293 Cells and intented for use as a Western blot (WB) positive control. Purification of Alpha-fetoprotein protein from the overexpression lysate was verified.
References
Mizejewski GJ. (2001) Alpha-fetoprotein Structure and Function: Relevance to Isoforms, Epitopes, and Conformational Variants. Exp Biol Med. 226(5): 377-408.
Tomasi TB, et al. (1977) Structure and Function of Alpha-Fetoprotein. Annual Review of Medicine. 28: 453-65.
Leguy MC, et al. (2011) Assessment of AFP in amniotic fluid: comparison of three automated techniques. Ann Biol Clin. 69(4): 441-6.

NCBI and Uniprot Product Information

NCBI GI #
NCBI GeneID
174
NCBI Accession #
NCBI GenBank Nucleotide #
UniProt Accession #
Molecular Weight
68,678 Da
NCBI Official Full Name
alpha-fetoprotein
NCBI Official Synonym Full Names
alpha-fetoprotein
NCBI Official Symbol
AFP
NCBI Official Synonym Symbols
FETA; HPAFP
NCBI Protein Information
alpha-fetoprotein; alpha-fetoglobulin; alpha-1-fetoprotein
UniProt Protein Name
Alpha-fetoprotein
Protein Family
UniProt Gene Name
AFP
UniProt Synonym Gene Names
HPAFP
UniProt Entry Name
FETA_HUMAN

NCBI Description

This gene encodes alpha-fetoprotein, a major plasma protein produced by the yolk sac and the liver during fetal life. Alpha-fetoprotein expression in adults is often associated with hepatoma or teratoma. However, hereditary persistance of alpha-fetoprotein may also be found in individuals with no obvious pathology. The protein is thought to be the fetal counterpart of serum albumin, and the alpha-fetoprotein and albumin genes are present in tandem in the same transcriptional orientation on chromosome 4. Alpha-fetoprotein is found in monomeric as well as dimeric and trimeric forms, and binds copper, nickel, fatty acids and bilirubin. The level of alpha-fetoprotein in amniotic fluid is used to measure renal loss of protein to screen for spina bifida and anencephaly. [provided by RefSeq, Jul 2008]

Uniprot Description

Function: Binds copper, nickel, and fatty acids as well as, and bilirubin less well than, serum albumin. Only a small percentage (less than 2%) of the human AFP shows estrogen-binding properties.

Subunit structure: Dimeric and trimeric forms have been found in addition to the monomeric form.

Subcellular location: Secreted.

Tissue specificity: Plasma. Synthesized by the fetal liver and yolk sac.

Developmental stage: Occurs in the plasma of fetuses more than 4 weeks old, reaches the highest levels during the 12th-16th week of gestation, and drops to trace amounts after birth. The serum level in adults is usually less than 40 ng/ml. AFP occurs also at high levels in the plasma and ascitic fluid of adults with hepatoma.

Post-translational modification: Independent studies suggest heterogeneity of the N-terminal sequence of the mature protein and of the cleavage site of the signal sequence.Sulfated.

Sequence similarities: Belongs to the ALB/AFP/VDB family.Contains 3 albumin domains.

Research Articles on AFP

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Product Notes

The AFP afp (Catalog #AAA8114914) 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 602aa. AAA Biotech's Alpha-fetoprotein 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 AFP afp 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-Val60 9. It is sometimes possible for the material contained within the vial of "Alpha-fetoprotein, 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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