eIF4B Antibody (YA3895)
(Synonyms: EIF-4B; PRO1843)Based on 1 Customer Validation
eIF4B Antibody (YA3895) is a Mouse-derived and non-conjugated IgG2b monoclonal antibody, targeting to eIF4B.
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Host:
Mouse
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Isotype:
IgG2b
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Application:
WB, IHC-P, ICC/IF, FC, ELISA
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Reactivity :
Human, Mouse
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Formulation:
Supplied in PBS with 0.05% sodium azide
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Conjugation:
Non-conjugated
Applications
| Application |
WB
WB: Western Blot
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IHC-P
IHC-P: Immunohistochemistry-Paraffin
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ICC/IF
ICC/IF: Immunocytochemistry/
Immunofluorescence |
FC
FC: Flow Cytometry
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ELISA
ELISA: Enzyme Linked Immunosorbent Assay
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|---|---|---|---|---|---|
| Dilution Ratio | 1:500-1:2000 | 1:200-1:1000 | 1:200-1:1000 | 1:200-1:400 | 1:10000 |
Product Details
eIF4B Antibody (YA3895) is a Mouse-derived and non-conjugated IgG2b monoclonal antibody, targeting to eIF4B.
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Host Mouse
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Clonality Monoclonal
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Species ReactivityHuman, Mouse
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Observed Molecular WeightObserved band size: 80 kDaNote: Due to possible protein modifications or aggregation, the molecular weight should be confirmed by actual measurement, and the predicted value is for reference only.
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Calculated Molecular Weight Predicted band size: 69 kDa
Purified recombinant fragment of human EIF4B aa 381-585.
affinity purified.
Non-conjugated
Unmodified
IgG2b
Product Properties
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Appearance
Liquid
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Formulation
Supplied in PBS with 0.05% sodium azide
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Concentration
Batch-dependent, Please check the COA for the concentration of each lot. Check Lot Concentration
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Storage & Stability
Stored at -20°C for 1 year. Avoid repeated freeze / thaw cycles.
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Shipping
Shipping with blue ice.
Verification Images
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Western blot analysis of extracts from Hela (lane 2(20μg), A549 (lane 3(20μg), HL-60 (lane 4(20μg), NIH/3T3 (lane 5(20μg) using eIF4B Antibody. Proteins were transferred to a PVDF membrane and blocked with 5% BSA in TBST for 2 hour at room temperature. The primary antibody (1/1000)and Loading control antibody (Beta Actin, HY-P80438, 1/3000) was used in 5% BSA in TBST at 4°C overnight. Goat Anti-Mouse/Rabbit IgG-HRP Secondary Antibody (HY-P8004/HY-P8001, 1/10,000) was used for 1 hour at room temperature.
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Flow cytometric analysis of 1X106 HeLa cells labeling eIF4B Antibody (HY-P84198, red). Cells were fixed with 4% paraformaldehyde. Then stained with the primary antibody at 1/50 dilution for an hour at 4℃. AF 488-conjugated AffiniPure Goat Anti- Mouse IgG H&L (HY-P8005) was used as the secondary antibody at 1/1,000 dilution for 30 minutes at 4℃. Mouse IgG Isotype Control (HY-P80757, blue) was used as the isotype control, cells without incubation with primary antibody were used as the unlabeled control (black).
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Immunocytochemistry analysis of HeLa cells labeling eIF4B with eIF4B Antibody (HY-P84198) at 1/500 dilution. Cells were fixed in 4% paraformaldehyde for 15 minutes at room temperature, permeabilized with 0.1% Triton X-100 in PBS for 15 minutes at room temperature, then blocked with quick block buffer for 10 minutes at room temperature. Cells were then incubated with eIF4B Antibody (HY-P84198) at 1/500 dilution in quick block buffer overnight at 4 ℃. AF488-conjugated Goat Anti-Mouse IgG H&L(HY-P8005, Green) was used as the secondary antibody at 1/1,000 dilution. PBS instead of the primary antibody was used as the secondary antibody only control. The Nuclear counterstain was DAPI (Blue).
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Immunocytochemistry analysis of NIH-3T3 cells labeling eIF4B with eIF4B Antibody (HY-P84198) at 1/500 dilution. Cells were fixed in 4% paraformaldehyde for 15 minutes at room temperature, permeabilized with 0.1% Triton X-100 in PBS for 15 minutes at room temperature, then blocked with quick block buffer for 10 minutes at room temperature. Cells were then incubated with eIF4B Antibody (HY-P84198) at 1/500 dilution in quick block buffer overnight at 4 ℃. AF488-conjugated Goat Anti-Mouse IgG H&L(HY-P8005, Green) was used as the secondary antibody at 1/1,000 dilution. PBS instead of the primary antibody was used as the secondary antibody only control. The Nuclear counterstain was DAPI (Blue).
Background
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Function
eIF4B is required for the binding of mRNA to ribosomes. Functions in close association with EIF4-F and EIF4-A. Binds near the 5'-terminal cap of mRNA in presence of EIF-4F and ATP. Promotes the ATPase activity and the ATP-dependent RNA unwinding activity of both EIF4-A and EIF4-F
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Isoforms & Post-Translational Modification
P23588 has 2 isomers: P23588-1: 69151 Da (predicted); P23588-2: 64805 Da (predicted).
Phosphorylated at Ser-422 by RPS6KA1 and RPS6KB1; phosphorylation enhances the affinity of EIF4B for the EIF3 complex. In response to mTORC1 activation, RPS6KA1-mediated phosphorylation at 'Ser-406' and 'Ser-422' stimulates bicarbonate cotransporter SLC4A7 mRNA translation, increasing SLC4A7 protein abundance and function -
Subunit
Self-associates and interacts with EIF3 p170 subunit
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SwissProt ID
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Synonyms
EIF-4B; PRO1843
Documentation
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Data Sheet (234 KB)
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SDS (251 KB)
- English - EN (251 KB)
- Français - FR (251 KB)
- Deutsch - DE (251 KB)
- Norwegian - NO (251 KB)
- Español - ES (251 KB)
- Swedish - SV (251 KB)
- Italian - IT (251 KB)
- Korean - KR (251 KB)
- Portuguese - PT (251 KB)
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User Guide for Antibodies (1077 KB)