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EIF2AK2


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Symbol:EIF2AK2
Name(s):eukaryotic translation initiation factor 2-alpha kinase 2
Type:protein-coding
Organism:Homo sapiens
Synonyms:EIF2AK1, MGC126524, PKR, PRKR
Links: Pubmed, Entrez Gene, GeneCards, BioGPS, Map Viewer.

Gene Information from Publications

Publication Link Summary of findings
18023289 PrP aggresomes initiate a cell stress response by activating the RNA-dependent protein kinase (PKR).
18063576 PKR and PKR-like endoplasmic reticulum kinase induce the proteasome-dependent degradation of cyclin D1 via a mechanism requiring eukaryotic initiation factor 2alpha phosphorylation
18087277 Phosphorylation of PKR may be an important initiator of muscle wasting in cancer patients.
12447867 Observational study of gene-environment interaction. (HuGE Navigator)
12944978 Observational study of gene-disease association. (HuGE Navigator)
17851256 Airway smooth muscle cells expressed PKR but it did not seem to be involved in poly I:C effects on muscarinic receptors.
17977969 the paramyxovirus P/V gene products limit induction of PKR by limiting the synthesis of aberrant viral mRNAs and double-stranded RNA and thus prevent the shutdown of translation
17959656 the single-cycle yield of delta-E3L virus was increased by nearly 2 log10 in PKR-deficient cells over the impaired growth in PKR-sufficient cells.
17686861 PKR was not necessary for Sendai virus-induced IFN synthesis, suggesting that PKR is particularly important for recognition of WNV infection
18048689 study reports that RNAs with very limited secondary structures activate PKR in a 5'-triphosphate-dependent fashion in vitro and in vivo

View more information from publications.

Interacting gene products

Interaction Type Gene 1 Gene 2 Interaction description Complex Publication Link
HPRDcell division cycle 42 isoform 1eukaryotic translation initiation factor 2-alpha kinase 2--Pubmed
HPRDeukaryotic translation initiation factor 2, subunit 1 alpha, 35kDaPKR--Pubmed
BINDeukaryotic translation initiation factor 2, subunit 1 alpha, 35kDaeukaryotic translation initiation factor 2-alpha kinase 2PKR interacts with eIF2-alpha. This interaction was modeled on a demonstrated interaction between human PKR, and eIF2-alpha from an unspecified species.-Pubmed
BINDHomo sapiens huntingtin, mRNAeukaryotic translation initiation factor 2-alpha kinase 2PKR interacts with huntingtin mRNA.-Pubmed
HPRDheat shock 70kDa protein 1Aeukaryotic translation initiation factor 2-alpha kinase 2--Pubmed
HPRDheat shock 90kDa protein 1, alphaPKR--Pubmed
HPRDinhibitor of kappa light polypeptide gene enhancer in B-cells, kinase betaPKR--Pubmed
HPRDinterleukin enhancer binding factor 3 isoform aeukaryotic translation initiation factor 2-alpha kinase 2--Pubmed
HPRDmitogen-activated protein kinase kinase kinase 5PKR--Pubmed
HPRDnucleophosmin 1 isoform 1eukaryotic translation initiation factor 2-alpha kinase 2--Pubmed

Recent Publications on EIF2AK2:

Pubmed Logo
Rapid evolution of protein kinase PKR alters sensitivity to viral inhibitors.
Protein kinase PKR (also known as EIF2AK2) is activated during viral...
30th January, 2009
Laboratory of Gene Regulation and Development, Eunice Kennedy Shriver Nat Struct Mol Biol. 2009 Jan;16(1):63-70. Epub 2008 Nov 30.
DOI Direct Link
Dengue virus regulates type I interferon signalling in a strain-dependent manner in human cell lines.
Outbreaks of dengue disease are constant threats to tropical and...
13th January, 2009
Novartis Institute for Tropical Diseases, 10, Biopolis Road, #05-01 J Gen Virol. 2008 Dec;89(Pt 12):3052-62.
DOI Direct Link
Double stranded RNA activated EIF2 alpha kinase (EIF2AK2; PKR) is associated with Alzheimer's disease.
Sporadic Alzheimer's disease (AD) appears to be the consequence of the...
22nd August, 2008
Departamento de Biologia Molecular and Centro de Biologia Molecular Severo Neurobiol Aging. 2008 Aug;29(8):1160-6. Epub 2007 Apr 8.
DOI Direct Link
Interactions between the products of the Herpes simplex genome and Alzheimer's disease susceptibility genes: relevance to pathological-signalling cascades.
The products of the Herpes simplex (HSV-1) genome interact with many...
29th July, 2008
Neurochem Int. 2008 May;52(6):920-34. Epub 2007 Nov 23.
DOI Direct Link
Comparative analysis of vertebrate EIF2AK2 (PKR) genes and assignment of the equine gene to ECA15q24-q25 and the bovine gene to BTA11q12-q15.
The structures of the canine, rabbit, bovine and equine EIF2AK2 genes were...
10th November, 2006
Biology Department, Georgia State University, Atlanta, 30302, USA. Genet Sel Evol. 2006 Sep-Oct;38(5):551-63. Epub 2006 Sep 6.
DOI Direct Link

View more research publications.

EIF2AK2 results (if any) from reagent suppliers

Google CSE Logo
PKR (PRKR) Antibody (C-term)
(RIGHT)Western blot analysis of EIF2AK2 (arrow) using PRKR Antibody (C-term) ( Cat.#AP8151b). 293 cell lysates (2 ug/lane) either nontransfected (Lane 1) or
...
http://www.abgent.com/products/catalog_no/AP8151b...

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CKOZFN1130 CompoZr™ Knockout ZFN Kit human EIF2AK2 (NM_002759)
CKOZFN1130 CompoZr Knockout ZFN Kit human EIF2AK2 (NM_002759) CompoZr Knockout ZFNs create targeted double strand breaks at a gene specific target locus.
http://www.sigmaaldrich.com/catalog/ProductDetail.do?D7=0&N5...

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PKR (B-10) Antibody sc-6282
Species, Gene Name, Gene ID, Chromosome Location, Isoform (mRNA) Accession #, Protein Accession #, OMIM™ Number. Human, EIF2AK2, 5610, 2p22.2, NM_002759 ...
http://www.scbt.com/datasheet-6282-pkr-b-10-antibody.html...

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PRKR Antibody
Cells were transfected with Transfection Reagent alone (Lane 1), 100nM ON- TARGETplus siCONTROL Non-Targeting Pool (Lane 2), or 100nM ONTARGETplus EIF2AK2
...
http://www.piercenet.com/Products/browse.cfm?fldID=E890ABFE-...

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P6493 Anti-phospho-PKR (pThr451) antibody produced in rabbit ...
application(s), immunoblotting: 1:1000 using human HeLa cells stimulated with IFNγ and calyculin. Gene Information, human ... EIF2AK2(5610) ...
http://www.sigmaaldrich.com/catalog/ProductDetail.do?N4=P649...

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Polyclonal Antibody to Protein kinase R (PRKR)
Principal Names: EIF2AK2; PRKR; PKR; EIF2AK1, eukaryotic translation ... Official Gene Symbol: EIF2AK2 Gene ID: 5610 (Human) 19106(Mouse) Gene Map Locus:
...
http://www.imgenex.com/tds/IMG-5120A.pdf...

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Hepatitis C Virus E2 antibody (ab20044) | Abcam
Hepatitis C E2 is a virus envelope glycoprotein which forms a heterodimer with the E1 protein. E2 inhibits human EIF2AK2/PKR activation, preventing t...
http://www.abcam.com/Hepatitis-C-Virus-E2-antibody-ab20044.h...

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