Activin isoforms and other members of the TGF-beta superfamily exert their biological effects by binding to heteromeric complexes of a type I and a type II serine-threonine kinase receptor, both of which are essential for signal transduction. To date, seven type I and five type II receptors, including the two type I and the two type II activin receptors, designated ActR-I(A), ActR-IB, ActR-II(A) and ActR-IIB, have been cloned from mammals. Through alternative mRNA splicing, multiple ActR-IIB isoforms can also be generated, adding to the complexity of the activin receptor system. Different activin isoforms bind with different high-affinities to the various type II isoforms. Type I activin receptors do not bind directly to activin, but will associate with the type II receptor-activin complex and initiate signal transduction. Besides the activin isoforms, ActR-II will also bind inhibin, BMP-2 and BMP-7 with lower affinities. ActR-I can also bind and form signaling complexes with the BMP-2/7-bound BMPR-II. Activin type II receptors are highly conserved. Human, mouse and rat type II activin receptors share greater than 98% amino acid sequence homology.
Human Activin RIIA Biotinylated Antibody
R&D Systems | Catalog # BAF340
Key Product Details
Species Reactivity
Validated:
Human
Cited:
Human
Applications
Validated:
Western Blot
Cited:
Flow Cytometry
Label
Biotin
Antibody Source
Polyclonal Goat IgG
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Product Specifications
Immunogen
S. frugiperda insect ovarian cell line Sf 21-derived recombinant human Activin RIIA
Ser25-Asp82
Accession # P27037
Ser25-Asp82
Accession # P27037
Specificity
Detects human Activin RIIA in Western blots.
Clonality
Polyclonal
Host
Goat
Isotype
IgG
Applications for Human Activin RIIA Biotinylated Antibody
Application
Recommended Usage
Western Blot
0.1 µg/mL
Sample: Recombinant Human Activin RIIA Fc Chimera (Catalog # 340-R2)
Sample: Recombinant Human Activin RIIA Fc Chimera (Catalog # 340-R2)
Reviewed Applications
Read 1 review rated 5 using BAF340 in the following applications:
Formulation, Preparation, and Storage
Purification
Antigen Affinity-purified
Reconstitution
Reconstitute at 0.2 mg/mL in sterile PBS.
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Formulation
Lyophilized from a 0.2 μm filtered solution in PBS with BSA as a carrier protein.
Shipping
The product is shipped at ambient temperature. Upon receipt, store it immediately at the temperature recommended below.
Stability & Storage
Use a manual defrost freezer and avoid repeated freeze-thaw cycles.
- 12 months from date of receipt, -20 to -70 °C as supplied.
- 1 month, 2 to 8 °C under sterile conditions after reconstitution.
- 6 months, -20 to -70 °C under sterile conditions after reconstitution.
Calculators
Background: Activin RIIA
References
- Attisano, L. et al. (1996) Mol. and Cell. Biol. 16:1066.
- Woodruff, T.K. (1998) Biochem. Pharmacology, 55:953.
Long Name
Activin Receptor IIA
Alternate Names
ActivinRIIA, ACVR2A, AVR2A
Gene Symbol
ACVR2A
UniProt
Additional Activin RIIA Products
Product Documents for Human Activin RIIA Biotinylated Antibody
Certificate of Analysis
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Note: Certificate of Analysis not available for kit components.
Product Specific Notices for Human Activin RIIA Biotinylated Antibody
For research use only
Related Research Areas
Citations for Human Activin RIIA Biotinylated Antibody
Customer Reviews for Human Activin RIIA Biotinylated Antibody (1)
5 out of 5
1 Customer Rating
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Application: Flow CytometrySample Tested: Human recombinant antibodySpecies: HumanVerified Customer | Posted 04/07/2020
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Protocols
Find general support by application which include: protocols, troubleshooting, illustrated assays, videos and webinars.
- Cellular Response to Hypoxia Protocols
- R&D Systems Quality Control Western Blot Protocol
- Troubleshooting Guide: Western Blot Figures
- Western Blot Conditions
- Western Blot Protocol
- Western Blot Protocol for Cell Lysates
- Western Blot Troubleshooting
- Western Blot Troubleshooting Guide
- View all Protocols, Troubleshooting, Illustrated assays and Webinars
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