Akt1, also known as PKB alpha, is a serine/threonine kinase that belongs to the Akt family. Akt1 is activated in cells in response to diverse stimuli such as hormones, growth factors and extracellular matrix components and is involved in glucose metabolism, transcription, survival, cell proliferation, angiogenesis, and cell motility (1). Akt1 is frequently over-expressed and active in many types of human cancers including cancers of colon, breast, brain, pancreas, and prostate as well as lymphomas and leukemias (2).
Recombinant Human Active Akt1 Protein, CF
R&D Systems | Catalog # 1775-KS
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Key Product Details
- R&D Systems Sf 9 (baculovirus)-derived Recombinant Human Active Akt1 Protein (1775-KS)
- Quality control testing to verify active proteins with lot specific assays by in-house scientists
- All R&D Systems proteins are covered with a 100% guarantee
Source
Sf 9 (baculovirus)
Accession Number
Applications
Bioactivity
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Product Specifications
Source
Spodoptera frugiperda, Sf 9 (baculovirus)-derived human Akt1 protein
Purity
>70%, by SDS-PAGE under reducing conditions and visualized by Colloidal Coomassie® Blue stain at 5 μg per lane.
N-terminal Sequence Analysis
Using an N terminal GST tag
SDS-PAGE
85 kDa
Activity
The specific activity of Akt1 was determined to be 189 nmol/min/mg as per activity assay protocol.
Reviewed Applications
Read 2 reviews rated 4 using 1775-KS in the following applications:
Scientific Data Images for Recombinant Human Active Akt1 Protein, CF
Recombinant Human Active Akt1 Protein SDS-PAGE
The approximate molecular weight is 85 kDa and the purity is > 70%.Formulation, Preparation, and Storage
1775-KS
| Formulation | Supplied in 50 mM Tris-HCl, pH 7.5, 150 mM NaCl, 0.25 mM DTT, 10 mM glutathione, 0.1 mM EDTA, 0.1 mM PMSF, 25% glycerol. |
| Shipping | The product is shipped with dry ice or equivalent. Upon receipt, store it immediately at the temperature recommended below. |
| Stability & Storage | This product is stable at ≤ ‑70°C for up to 1 year from the date of receipt. For optimal storage, aliquot into smaller quantities after centrifugation and store at recommended temperature. Avoid repeated freeze-thaw cycles. |
Background: Akt1
References
- Coffer, P.J. et al. (1998) Biochem J. 335:1.2.
- Anderson, K.E. et al. (1998) Curr. Biol. 8:684.
Long Name
v-Akt Murine Thymoma Viral Oncogene Homolog 1
Alternate Names
PKB alpha, PRKBA, RAC-alpha
Gene Symbol
AKT1
UniProt
Additional Akt1 Products
Product Documents for Recombinant Human Active Akt1 Protein, CF
Certificate of Analysis
To download a Certificate of Analysis, please enter a lot or batch number in the search box below.
Note: Certificate of Analysis not available for kit components.
Product Specific Notices for Recombinant Human Active Akt1 Protein, CF
For research use only
Citations for Recombinant Human Active Akt1 Protein, CF
Customer Reviews for Recombinant Human Active Akt1 Protein, CF (2)
4 out of 5
2 Customer Ratings
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Application: Immunoassay StandardVerified Customer | Posted 01/09/2018
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Application: Immunoassay StandardVerified Customer | Posted 11/18/2017
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Protocols
View specific protocols for Recombinant Human Active Akt1 Protein, CF (1775-KS):
Materials
- Active Kinase - Active Akt1 (0.1 μg/μL) diluted with Kinase Dilution Buffer and assayed as outlined in sample activity plot. Note: These are suggested working dilutions. Optimal dilutions should be determined by each laboratory for each application.
- Kinase Assay Buffer III (5X) - 200 mM Tris-HCl, pH 7.4, 100 mM MgCl2, and 0.5 mg/mL BSA. Add fresh DTT prior to use to a concentration of 50 μM.
- Kinase Dilution Buffer IX (1X) - Kinase Assay Buffer III diluted at a 1:4 ratio (5x dilution) with cold water. Add fresh DTT to the aliquot prior to use to a final concentration of 50 μM.
- ADP-Glo™ Kinase Assay Kit - ATP solution 10 mM, ADP solution 10 mM, ADP-Glo Reagent, Kinase Detection Reagent
- Substrate - Akt (PKB) synthetic peptide substrate (CKRPRAASFAE) diluted in 25 mM Tris-HCl Buffer (pH 7.5) to a final concentration of 1 mg/mL.
- Thaw the Active Akt1, Kinase Assay Buffer III (5X), and Substrate on ice. Prepare a 15 μL enzyme dilution at the desired concentration, with Kinase Dilution Buffer IX (1X) in a pre-chilled 96-well plate.
- Prepare a Substrate/ATP mixture as follows (25μM example):
a. 10 μM ATP solution: 1 μL
b. Kinase Assay Buffer III (5X): 79 μL
c. Substrate at 1 mg/mL: 80 μL - Transfer the following reaction components prepared in step 2 to a 384-well opaque plate bringing the reaction volume up to 5 μL:
a. 3 μL of diluted Active Akt1
b. 2 μL of Substrate/ATP mix as prepared in step 2. This initiates the reaction. - Set up the blank control as outlined in step 2, excluding the addition of the kinase. Replace the kinase with an equal volume of Kinase Dilution Buffer IX (1x).
- Incubate at ambient temperature for 40 minutes.
- After the 40 minute incubation period, terminate the reaction and deplete the remaining ATP by adding 5 μL of ADP-Glo™ Reagent. Spin down and shake the 384-well plate. Incubate the reaction mixture for another 40 minutes at ambient temperature.
- Add 10 μL of the Kinase Detection Reagent to the 384-well plate and incubate the reaction mixture for another 40 minutes at ambient temperature.
- Read the 384-well plate using the Luminescence Module Protocol on a GloMax®-Multi Microplate Multimode Reader.
- Determine the corrected activity (RLU) by removing the blank control value (see step 4) for each sample and calculate the kinase specific activity as outlined below.
Calculation of Specific Activity of ADP (RLU/pmol)
From ADP standard curve, determine RLU/pmol of ADP
Kinase Specific Activity (SA) (pmol/minutes/μg or nmol/minutes/mg)
Corrected RLU from reaction / [(SA of ADP in RLU/pmol) x (Reaction time in minutes) x (Enzyme amount in μg or mg)]
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Associated Pathways
IL-2 Signaling Pathways
IL-4 Signaling Pathways
IL-7 Signaling Pathways
IL-9 Signaling Pathways
IL-15 Signaling Pathways
IL-21 Signaling Pathways
mTOR Signaling Pathway
Notch Signaling Pathways
TGF-beta Signaling Pathways
VEGF - VEGF R2 Signaling Pathways