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Immunohistochemistry (IHC) (At 1/100 staining mouse kidney tissue sections by IHC-P. The tissue was formaldehyde fixed and a heat mediated antigen retrieval step in citrate buffer was performed. The tissue was then blocked and incubated with the antibody for 1.5 hours at 22 degree C. An HRP conjugated goat anti-rabbit antibody was used as the secondary)

Rabbit eIF2B Polyclonal Antibody | anti-eIF2B antibody

Phospho-eIF2B (Tyr298) Antibody

Gene Names
EIF2S2; EIF2; EIF2B; PPP1R67; EIF2beta; eIF-2-beta
Reactivity
Human, Mouse, Rat
Predicted: Pig, Zebrafish, Bovine, Horse, Sheep, Rabbit, Dog, Xenopus
Applications
Western Blot, Immunohistochemistry, ELISA
Purity
Purified rabbit serum by affinity purification via sequential chromatography on phospho- and non-phospho-peptide affinity columns.
Synonyms
eIF2B; Polyclonal Antibody; Phospho-eIF2B (Tyr298) Antibody; DKFZp686L18198; eIF 2 beta; eIF-2-beta; EIF2; EIF2B; EIF2beta; EIF2S2; Eukaryotic initiation factor 2 beta; eukaryotic initiation factor 2-beta; Eukaryotic translation initiation factor 2 beta; Eukaryotic translation initiation factor 2 subunit 2; Eukaryotic translation initiation factor 2 subunit 2 beta 38kDa; Eukaryotic translation initiation factor 2 subunit 2 beta; Eukaryotic translation initiation factor 2 subunit beta; eukaryotic translation initiation factor 2; subunit 2 beta; 38kDa; IF2B_HUMAN; MGC8508; PPP1R67; protein phosphatase 1; regulatory subunit 67; anti-eIF2B antibody
Ordering
For Research Use Only!
Host
Rabbit
Reactivity
Human, Mouse, Rat
Predicted: Pig, Zebrafish, Bovine, Horse, Sheep, Rabbit, Dog, Xenopus
Clonality
Polyclonal
Isotype
IgG
Specificity
Phospho-eIF2B (Tyr298) Antibody detects endogenous levels of eIF2B only when phosphorylated at Tyr298.
Purity/Purification
Purified rabbit serum by affinity purification via sequential chromatography on phospho- and non-phospho-peptide affinity columns.
Form/Format
Liquid; Phosphate buffered saline, pH 7.4, 150mM NaCl, 0.02% sodium azide and 50% glycerol.
Concentration
1mg/ml (varies by lot)
Sequence Length
333
Applicable Applications for anti-eIF2B antibody
Western Blot (WB), Immunohistochemistry (IHC), Peptide ELISA (EIA)
Application Notes
WB: 1:500-1:2000
IHC: 1:50-1:200
ELISA (Peptide): 1:20000-1:40000
Immunogen
A synthesized peptide derived from human eIF2B around the phosphorylation site of Tyr298.
Preparation and Storage
Store at -20 degree C. Stable for 12 months from date of receipt.

Immunohistochemistry (IHC)

(At 1/100 staining mouse kidney tissue sections by IHC-P. The tissue was formaldehyde fixed and a heat mediated antigen retrieval step in citrate buffer was performed. The tissue was then blocked and incubated with the antibody for 1.5 hours at 22 degree C. An HRP conjugated goat anti-rabbit antibody was used as the secondary)

Immunohistochemistry (IHC) (At 1/100 staining mouse kidney tissue sections by IHC-P. The tissue was formaldehyde fixed and a heat mediated antigen retrieval step in citrate buffer was performed. The tissue was then blocked and incubated with the antibody for 1.5 hours at 22 degree C. An HRP conjugated goat anti-rabbit antibody was used as the secondary)

Immunohistochemmistry (IHC)

(At 1/100 staining human liver tissue sections by IHC-P. The tissue was formaldehyde fixed and a heat mediated antigen retrieval step in citrate buffer was performed. The tissue was then blocked and incubated with the antibody for 1.5 hours at 22 degree C. An HRP conjugated goat anti-rabbit antibody was used as the secondary)

Immunohistochemmistry (IHC) (At 1/100 staining human liver tissue sections by IHC-P. The tissue was formaldehyde fixed and a heat mediated antigen retrieval step in citrate buffer was performed. The tissue was then blocked and incubated with the antibody for 1.5 hours at 22 degree C. An HRP conjugated goat anti-rabbit antibody was used as the secondary)

Western Blot (WB)

(Western blot analysis of Phospho-eIF2B (Tyr298) in lysates of Jurkat?, using Phospho-eIF2B (Tyr298) Antibody.)

Western Blot (WB) (Western blot analysis of Phospho-eIF2B (Tyr298) in lysates of Jurkat?, using Phospho-eIF2B (Tyr298) Antibody.)
Related Product Information for anti-eIF2B antibody
Description: eIF-2 functions in the early steps of protein synthesis by forming a ternary complex with GTP and initiator tRNA. This complex binds to a 40S ribosomal subunit, followed by mRNA binding to form a 43S preinitiation complex. Junction of the 60S ribosomal subunit to form the 80S initiation complex is preceded by hydrolysis of the GTP bound to eIF-2 and release of an eIF-2-GDP binary complex. In order for eIF-2 to recycle and catalyze another round of initiation, the GDP bound to eIF-2 must exchange with GTP by way of a reaction catalyzed by eIF-2B.

Subunit Structure: Heterotrimer composed of an alpha, a beta and a gamma chain (PubMed:23063529). Component of an EIF2 complex at least composed of CELF1/CUGBP1, CALR, CALR3, EIF2S1, EIF2S2, HSP90B1 and HSPA5 (By similarity).

Similarity: Belongs to the eIF-2-beta/eIF-5 family.

NCBI and Uniprot Product Information

NCBI GI #
NCBI GeneID
NCBI Accession #
NCBI GenBank Nucleotide #
UniProt Accession #
Molecular Weight
Observed: 40KD
Predicted: 39 kDa
NCBI Official Full Name
eukaryotic translation initiation factor 2 subunit 2 isoform 1
NCBI Official Synonym Full Names
eukaryotic translation initiation factor 2 subunit beta
NCBI Official Symbol
EIF2S2
NCBI Official Synonym Symbols
EIF2; EIF2B; PPP1R67; EIF2beta; eIF-2-beta
NCBI Protein Information
eukaryotic translation initiation factor 2 subunit 2
UniProt Protein Name
Eukaryotic translation initiation factor 2 subunit 2
UniProt Gene Name
EIF2S2
UniProt Synonym Gene Names
EIF2B; eIF-2-beta
UniProt Entry Name
IF2B_HUMAN

NCBI Description

Eukaryotic translation initiation factor 2 (EIF-2) functions in the early steps of protein synthesis by forming a ternary complex with GTP and initiator tRNA and binding to a 40S ribosomal subunit. EIF-2 is composed of three subunits, alpha, beta, and gamma, with the protein encoded by this gene representing the beta subunit. The beta subunit catalyzes the exchange of GDP for GTP, which recycles the EIF-2 complex for another round of initiation. Multiple transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Oct 2015]

Uniprot Description

eIF2-beta: a translational regulatory protein that functions in the early steps of protein synthesis by forming a ternary complex with GTP and initiator tRNA. This complex binds to a 40S ribosomal subunit, followed by mRNA binding to form a 43S preinitiation complex. Junction of the 60S ribosomal subunit to form the 80S initiation complex is preceded by hydrolysis of the GTP bound to eIF-2 and release of an eIF-2-GDP binary complex. In order for eIF-2 to recycle and catalyze another round of initiation, the GDP bound to eIF-2 must exchange with GTP by way of a reaction catalyzed by eIF-2B.

Protein type: Translation; Translation initiation

Chromosomal Location of Human Ortholog: 20q11.2

Cellular Component: cytoplasm; cytosol; nucleus; eukaryotic translation initiation factor 2 complex

Molecular Function: protein binding; translation factor activity, nucleic acid binding; RNA binding; translation initiation factor activity; metal ion binding

Biological Process: cellular protein metabolic process; translation; in utero embryonic development; male gonad development; translational initiation; gene expression

Research Articles on eIF2B

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Product Notes

The eIF2B eif2s2 (Catalog #AAA9610617) is an Antibody produced from Rabbit and is intended for research purposes only. The product is available for immediate purchase. The Phospho-eIF2B (Tyr298) Antibody reacts with Human, Mouse, Rat Predicted: Pig, Zebrafish, Bovine, Horse, Sheep, Rabbit, Dog, Xenopus and may cross-react with other species as described in the data sheet. AAA Biotech's eIF2B can be used in a range of immunoassay formats including, but not limited to, Western Blot (WB), Immunohistochemistry (IHC), Peptide ELISA (EIA). WB: 1:500-1:2000 IHC: 1:50-1:200 ELISA (Peptide): 1:20000-1:40000. Researchers should empirically determine the suitability of the eIF2B eif2s2 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 "eIF2B, 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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