产品名称
Peroxiredoxin II Active human, recombinant, expressed in baculovirus infected insect cells, ≥80% (SDS-PAGE)
biological source
human
recombinant
expressed in baculovirus infected insect cells
assay
≥80% (SDS-PAGE)
form
aqueous solution
specific activity
≥149 pmol/min-μg
mol wt
22.7 kDa
packaging
pkg of 100 μg
concentration
>0.02 mg/mL
technique(s)
cell based assay: suitable
NCBI accession no.
UniProt accession no.
shipped in
dry ice
storage temp.
−70°C
Gene Information
human ... PRDX2(7001)
Application
Peroxiredoxin II Active human has been used as a supplement in the IVM (in vitro maturation) medium for the IVM of bovine follicular oocytes.
Biochem/physiol Actions
Peroxiredoxin-2 is a ubiquitous redox-active intracellular enzyme that acts as a redox-dependent inflammatory mediator, triggering macrophages to produce and release TNF-α (tumor necrosis factor). It may be involved in peroxidase activity and resistance to overoxidation. Its levels are elevated in several human cancer cells and tissues, including colorectal cancer (CRC) and it influences diverse cellular processes involving cells survival, proliferation and apoptosis. Prdx2 plays an essential role in regulating oxidation-induced apoptosis in CRC cells and may have potential as a therapeutic target in CRC. It may also act as a possible candidate biomarker for pancreatic cancer. Prx2 is a key regulator of invasion and metastasis in melanoma.
General description
Research area: CELL SIGNALING
Peroxiredoxin 2 (PRDX2) is a typical peroxiredoxin, with 2-cysteine (Cys), a catalytic Cys51 and a resolving cysteine Cys172. Peroxiredoxins are peroxides reducing enzymes, and 2-Cys Prx subfamily contains four members in mammals, including PRDX1-4. PRDX2 is the predominant peroxidase present in mammalian erythrocytes, and its nitrated form is present in brains of patients with early Alzheimer’s disease.
Peroxiredoxin 2 (PRDX2) is a typical peroxiredoxin, with 2-cysteine (Cys), a catalytic Cys51 and a resolving cysteine Cys172. Peroxiredoxins are peroxides reducing enzymes, and 2-Cys Prx subfamily contains four members in mammals, including PRDX1-4. PRDX2 is the predominant peroxidase present in mammalian erythrocytes, and its nitrated form is present in brains of patients with early Alzheimer’s disease.
Physical form
Formulated in 25 mM Tris-HCl, pH 8.0, 100 mM NaCl, 0.05% Tween-20, 50% glycerol and 3 mM DTT.
Preparation Note
Thaw on ice. Upon first thaw, briefly spin tube containing enzyme to recover full content of the tube. Aliquot enzyme into single use aliquots. Store remaining undiluted enzyme in aliquots at -70°C. Note: Enzyme is very sensitive to freeze/thaw cycles.
存储类别
10 - Combustible liquids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
法规信息
常规特殊物品
此项目有
Effect of peroxiredoxin II on the quality and mitochondrial activity of pre-implantation bovine embryos.
Fakruzzaman M et al
Animal Reproduction Science, 159, 172-183 (2015)
Weidong Lu et al.
Molecular and cellular biochemistry, 387(1-2), 261-270 (2013-11-16)
Peroxiredoxin 2 (Prdx2) is a member of the peroxiredoxin family, which is responsible for neutralizing reactive oxygen species. Prdx2 has been found to be elevated in several human cancer cells and tissues, including colorectal cancer (CRC), and it influences diverse
Doo Jae Lee et al.
Cancer research, 73(15), 4744-4757 (2013-06-12)
In melanoma, transition to the vertical growth phase is the critical step in conversion to a deadly malignant disease. Here, we offer the first evidence that an antioxidant enzyme has a key role in this transition. We found that the
Linkage of inflammation and oxidative stress via release of glutathionylated peroxiredoxin-2, which acts as a danger signal.
Salzano S, Checconi P, Hanschmann EM, et al.
Proceedings of the National Academy of Sciences of the USA, 111(33), 12157-12162 (2014)
Lía M Randall et al.
The Journal of biological chemistry, 289(22), 15536-15543 (2014-04-11)
Peroxiredoxins (Prx) are efficient thiol-dependent peroxidases and key players in the mechanism of H2O2-induced redox signaling. Any structural change that could affect their redox state, oligomeric structure, and/or interaction with other proteins could have a significant impact on the cascade
商品
Cellular oxidative stress is countered by enzymatic scavengers and antioxidant modulators against reactive oxygen species damage.
氧化应激,在一部分上,是由多种细胞过程产生的活性氧介导,并由诸如酶清除剂或抗氧化剂调节剂等细胞抗氧化剂机制所控制的。自由基,如活性氧,会通过细胞引起细胞损伤。
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