FK506 Binding Proteins (FKBPs) are intracellular receptors for the immuno-suppressive drug FK506. The FKBP/FK506 complex exerts its immunosuppressive effects by inhibiting calcineurin, a calcium- and calmodulin-dependent serine/threonine phosphatase that functions as a critical signaling molecule during T-cell activation. FKBP38, also known as FKBP8, is a 355 to 412 amino acid (aa) protein with an apparent molecular mass of ~60‑64 kDa in SDS-PAGE. FKBP38 binds to and inhibits calcineurin even in the absence of FK506, indicating that FKBP38 is a constitutively active inhibitor of calcineurin. Additionally, FKBP38 co‑immunoprecipitates with Bcl-2 and Bcl-xL, suggesting that FKBP38 may regulate apoptosis by anchoring Bcl‑2 and Bcl‑xL to mitochondrial membranes. Mouse FKBP38 shares 94% and 87% sequence identity with human and rat FKBP38, respectively.
Key Product Details
Species Reactivity
Validated:
Human, Mouse, Rat
Cited:
Human
Applications
Validated:
Western Blot
Cited:
Western Blot
Label
Unconjugated
Antibody Source
Monoclonal Mouse IgG2B Clone # 391505
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Product Specifications
Immunogen
E. coli-derived recombinant human FKBP38
Met58-Gly382
Accession # Q14318
Met58-Gly382
Accession # Q14318
Specificity
Detects endogenous human, mouse and rat FKBP38 in Western blots.
Clonality
Monoclonal
Host
Mouse
Isotype
IgG2B
Scientific Data Images for FKBP38 Antibody (391505)
Detection of Human/Mouse/Rat FKBP38 by Western Blot.
Western blot shows lysates of HepG2 human hepatocellular carcinoma cell line, NIH-3T3 mouse embryonic fibroblast cell line, and L6 rat myoblast cell line. PVDF membrane was probed with 0.5 µg/mL of Human/Mouse/Rat FKBP38 Monoclonal Antibody (Catalog # MAB3580) followed by HRP-conjugated Anti-Mouse IgG Secondary Antibody (Catalog # HAF007). A specific band was detected for FKBP38 at approximately 60 to 64 kDa (as indicated). This experiment was conducted under reducing conditions and using Immunoblot Buffer Group 2.Applications for FKBP38 Antibody (391505)
Application
Recommended Usage
Western Blot
0.5 µg/mL
Sample: HepG2 human hepatocellular carcinoma cell line, NIH-3T3 mouse embryonic fibroblast cell line, and L6 rat myoblast cell line
Sample: HepG2 human hepatocellular carcinoma cell line, NIH-3T3 mouse embryonic fibroblast cell line, and L6 rat myoblast cell line
Reviewed Applications
Read 1 review rated 3 using MAB3580 in the following applications:
Formulation, Preparation, and Storage
Purification
Protein A or G purified from hybridoma culture supernatant
Reconstitution
Reconstitute at 0.5 mg/mL in sterile PBS. For liquid material, refer to CoA for concentration.
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Formulation
Lyophilized from a 0.2 μm filtered solution in PBS with Trehalose. *Small pack size (SP) is supplied either lyophilized or as a 0.2 µm filtered solution in PBS.
Shipping
Lyophilized product is shipped at ambient temperature. Liquid small pack size (-SP) is shipped with polar packs. Upon receipt, store 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: FKBP38
Long Name
38 kDa FK506 Binding Protein
Alternate Names
FKBP8
Gene Symbol
FKBP8
UniProt
Additional FKBP38 Products
Product Documents for FKBP38 Antibody (391505)
Certificate of Analysis
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Note: Certificate of Analysis not available for kit components.
Product Specific Notices for FKBP38 Antibody (391505)
For research use only
Related Research Areas
Citations for FKBP38 Antibody (391505)
Customer Reviews for FKBP38 Antibody (391505) (1)
3 out of 5
1 Customer Rating
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Application: Western BlotSample Tested: See PMID 21950602Species: HumanVerified Customer | Posted 02/20/2015
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Protocols
Find general support by application which include: protocols, troubleshooting, illustrated assays, videos and webinars.
- Cellular Response to Hypoxia Protocols
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- Troubleshooting Guide: Western Blot Figures
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- Western Blot Troubleshooting
- Western Blot Troubleshooting Guide
- View all Protocols, Troubleshooting, Illustrated assays and Webinars
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