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Western Blot (WB) (Figure 2 Independent Antibody Validation (IAV) via Protein Expression Profile in Cell LinesLoading: 15 μg of lysates per lane.Antibodies: PKR 3947 (1 μg/mL), PKR 3949 (1 μg/mL, and beta-actin (1 μg/mL), 1h incubation at RT in 5% NFDM/TBST.Secondary: Goat anti-rabbit IgG HRP conjugate at 1:10000 dilution.)

Rabbit PKR Polyclonal Antibody | anti-EIF2AK2 antibody

PKR Antibody

Gene Names
EIF2AK2; PKR; PRKR; EIF2AK1; PPP1R83
Reactivity
Human, Mouse, Rat
Applications
ELISA, Western Blot, Immunohistochemistry
Purity
PKR Antibody is affinity chromatography purified via peptide column.
Synonyms
PKR; Polyclonal Antibody; PKR Antibody; PRKR; EIF2AK1; Interferon-induced; double-stranded RNA-activated protein kinase; Eukaryotic translation initiation factor 2-alpha kinase 2; eIF-2A protein kinase 2; eukaryotic translation initiation factor 2-alpha kinase 2; anti-EIF2AK2 antibody
Ordering
For Research Use Only!
Host
Rabbit
Reactivity
Human, Mouse, Rat
Clonality
Polyclonal
Isotype
IgG
Purity/Purification
PKR Antibody is affinity chromatography purified via peptide column.
Form/Format
Liquid
Concentration
1 mg/mL (varies by lot)
Sequence Length
510
Applicable Applications for anti-EIF2AK2 antibody
ELISA (EIA), Western Blot (WB), Immunohistochemistry (IHC)
Application Notes
PKR antibody can be used for detection of PKR by Western blot at 1 - 2 mug/mL. Antibody can also be used for immunohistochemistry starting at 5 mug/mL.
Conjugate
Unconjugated
Immunogen
PKR antibody was raised against a peptide corresponding to 14 amino acids near the amino terminus of human PKR.
Buffer
PKR Antibody is supplied in PBS containing 0.02% sodium azide.
Preparation and Storage
PKR antibody can be stored at 4 degree C for three months and -20 degree C, stable for up to one year. As with all antibodies care should be taken to avoid repeated freeze thaw cycles. Antibodies should not be exposed to prolonged high temperatures.

Western Blot (WB)

(Figure 2 Independent Antibody Validation (IAV) via Protein Expression Profile in Cell LinesLoading: 15 μg of lysates per lane.Antibodies: PKR 3947 (1 μg/mL), PKR 3949 (1 μg/mL, and beta-actin (1 μg/mL), 1h incubation at RT in 5% NFDM/TBST.Secondary: Goat anti-rabbit IgG HRP conjugate at 1:10000 dilution.)

Western Blot (WB) (Figure 2 Independent Antibody Validation (IAV) via Protein Expression Profile in Cell LinesLoading: 15 μg of lysates per lane.Antibodies: PKR 3947 (1 μg/mL), PKR 3949 (1 μg/mL, and beta-actin (1 μg/mL), 1h incubation at RT in 5% NFDM/TBST.Secondary: Goat anti-rabbit IgG HRP conjugate at 1:10000 dilution.)

Western Blot (WB)

(Figure 3 Western Blot Validation of PKR in Human Cell LinesLoading: 15 μg of lysates per lane.Antibodies: PKR 3949 (1 μg/mL), 1h incubation at RT in 5% NFDM/TBST.Secondary: Goat anti-rabbit IgG HRP conjugate at 1:10000 dilution.)

Western Blot (WB) (Figure 3 Western Blot Validation of PKR in Human Cell LinesLoading: 15 μg of lysates per lane.Antibodies: PKR 3949 (1 μg/mL), 1h incubation at RT in 5% NFDM/TBST.Secondary: Goat anti-rabbit IgG HRP conjugate at 1:10000 dilution.)

Immunohistochemistry (IHC)

(Figure 4 Immunohistochemistry Validation of PKR in Rat LungImmunohistochemical analysis of paraffin-embedded rat lung tissue using anti-PKR antibody (3949) at 5 μg/ml. Tissue was fixed with formaldehyde and blocked with 10% serum for 1 h at RT; antigen retrieval was by heat mediation with a citrate buffer (pH6). Samples were incubated with primary antibody overnight at 4˚C. A goat anti-rabbit IgG H&L (HRP) at 1/250 was used as secondary. Counter stained with Hematoxylin.)

Immunohistochemistry (IHC) (Figure 4 Immunohistochemistry Validation of PKR in Rat LungImmunohistochemical analysis of paraffin-embedded rat lung tissue using anti-PKR antibody (3949) at 5 μg/ml. Tissue was fixed with formaldehyde and blocked with 10% serum for 1 h at RT; antigen retrieval was by heat mediation with a citrate buffer (pH6). Samples were incubated with primary antibody overnight at 4˚C. A goat anti-rabbit IgG H&L (HRP) at 1/250 was used as secondary. Counter stained with Hematoxylin.)
Related Product Information for anti-EIF2AK2 antibody
PKR Antibody: The interferon-inducible, double-stranded RNA (dsRNA)-dependent protein kinase PKR is a member of the eukaryotic initiation factor-2 alpha (eIF2-alpha) kinase family, possessing serine-threonine kinase activity and two dsRNA-binding motifs that acts as part of the innate immune system. Upon binding dsRNA, PKR undergoes a conformational change leading to its activation and its phosphorylation of the translation factor eIF2, resulting in a general shutdown of protein synthesis and induction of apoptosis through upregulation of caspase-8 and capsase-9 activity in order to prevent the production of more viruses. To evade the antiviral effects of PKR, viruses have evolved multiple mechanisms, such as the inhibition of PKR by the non-structural protein (NS1) of the influenza virus. More recently, PKR has been implicated in several neurodegenerative diseases including Alzheimer, Huntington, and amyotrophic lateral sclerosis.

NCBI and Uniprot Product Information

NCBI GI #
NCBI GeneID
UniProt Accession #
Molecular Weight
57,391 Da
NCBI Official Full Name
interferon-inducible double-stranded RNA-dependent protein kinase
NCBI Official Synonym Full Names
eukaryotic translation initiation factor 2-alpha kinase 2
NCBI Official Symbol
EIF2AK2
NCBI Official Synonym Symbols
PKR; PRKR; EIF2AK1; PPP1R83
NCBI Protein Information
interferon-induced, double-stranded RNA-activated protein kinase; p68 kinase; protein kinase R; eIF-2A protein kinase 2; P1/eIF-2A protein kinase; tyrosine-protein kinase EIF2AK2; interferon-inducible elF2alpha kinase; double stranded RNA activated protein kinase; protein phosphatase 1, regulatory subunit 83; protein kinase, interferon-inducible double stranded RNA dependent
UniProt Protein Name
Interferon-induced, double-stranded RNA-activated protein kinase
UniProt Gene Name
EIF2AK2
UniProt Synonym Gene Names
eIF-2A protein kinase 2; PKR; Protein kinase R
UniProt Entry Name
E2AK2_HUMAN

NCBI Description

The protein encoded by this gene is a serine/threonine protein kinase that is activated by autophosphorylation after binding to dsRNA. The activated form of the encoded protein can phosphorylate translation initiation factor EIF2S1, which in turn inhibits protein synthesis. This protein is also activated by manganese ions and heparin. Three transcript variants encoding two different isoforms have been found for this gene. [provided by RefSeq, Oct 2011]

Uniprot Description

PKR: a protein kinase of the PEK family. Upon binding double-stranded RNA, it becomes autophosphorylated and activated. Phosphorylates and inhibits the alpha subunit of eIF2 alpha, which leads to an inhibition of the initiation of protein synthesis. Controls the activation of several transcription factors such as NF-kappaB, p53 and Stats. Mediates apoptosis induced by many different stimuli, such as LPS, TNF-alpha, viral infection and serum starvation.

Protein type: EC 2.7.10.2; Protein kinase, Ser/Thr (non-receptor); Translation; EC 2.7.11.1; Protein kinase, Other; Kinase, protein; Other group; PEK family

Chromosomal Location of Human Ortholog: 2p22-p21

Cellular Component: membrane; perinuclear region of cytoplasm; cytoplasm; ribosome; nucleus; cytosol

Molecular Function: protein serine/threonine kinase activity; protein binding; double-stranded RNA binding; non-membrane spanning protein tyrosine kinase activity; protein phosphatase type 2A regulator activity; eukaryotic translation initiation factor 2alpha kinase activity; ATP binding; protein kinase activity

Biological Process: positive regulation of cytokine production; peptidyl-tyrosine phosphorylation; activation of MAPKK activity; translation; transcription, DNA-dependent; unfolded protein response; protein amino acid autophosphorylation; response to virus; viral infectious cycle; protein amino acid phosphorylation; positive regulation of chemokine production; positive regulation of stress-activated MAPK cascade; evasion by virus of host immune response; activation of NF-kappaB transcription factor; negative regulation of cell proliferation; modification by virus of host cellular process; negative regulation of viral genome replication; negative regulation of translation; virus-host interaction; innate immune response; negative regulation of osteoblast proliferation; defense response to virus; negative regulation of apoptosis

Research Articles on EIF2AK2

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Product Notes

The EIF2AK2 eif2ak2 (Catalog #AAA150901) is an Antibody produced from Rabbit and is intended for research purposes only. The product is available for immediate purchase. The PKR Antibody reacts with Human, Mouse, Rat and may cross-react with other species as described in the data sheet. AAA Biotech's PKR can be used in a range of immunoassay formats including, but not limited to, ELISA (EIA), Western Blot (WB), Immunohistochemistry (IHC). PKR antibody can be used for detection of PKR by Western blot at 1 - 2 mug/mL. Antibody can also be used for immunohistochemistry starting at 5 mug/mL. Researchers should empirically determine the suitability of the EIF2AK2 eif2ak2 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. It is sometimes possible for the material contained within the vial of "PKR, Polyclonal Antibody" 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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