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BellBrook
DDX3 (human) (rec.) (active) (10µg)
Product Details | |
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Synonyms | ATP-dependent RNA Helicase DDX3X; DEAD Box Protein 3, X-chromosomal; DDX3X; CAP-Rf; HLP2; EC:3.6.4.13 |
Product Type | Protein |
Properties | |
Source/Host | E. coli |
Sequence |
Recombinant DEAD-box RNA helicase DDX3 enzyme (aa135-583) fused to a His-tag. |
Crossreactivity | Human |
Application |
For use with Transcreener ADP2 assay at a concentration range of 15 - 30 nM. |
Biological Activity |
The enzyme has been thoroughly validated with Transcreener ADP² Activity Assays. For specific activity please refer to the Certificate of Analysis for each individual enzyme lot. |
MW | 52.4kDa |
Purity | ≥90% (SDS-PAGE) |
Accession Number | O00571 |
Formulation | Liquid. In 50mM Tris-HCl pH 8.0, 150mM NaCl, 10% glycerol buffer. |
Other Product Data |
Uniprot O00571: DDX3X_HUMAN |
Shipping and Handling | |
Shipping | DRY ICE |
Short Term Storage | -20°C |
Long Term Storage | -80°C |
Handling Advice | Avoid freeze/thaw cycles. |
Use/Stability | Stable for at least 6 months after receipt when stored at -80°C. |
Documents | |
MSDS | Inquire |
Product Specification Sheet | |
Datasheet | Download PDF |
DDX3 is a DEAD-box group protein and multifunctional ATP-dependent RNA helicase. It is involved in several cellular activities, including innate immunity, viral reproduction, and tumorigenesis. DDX3 unwinds various forms of dsRNA, both 5' - 3' and 3' - 5'. It requires ATP and Mg²+ to unwind and releases RNA via ATP hydrolysis. DDX3 is involved in transcription regulation, in innate immunity acting as a viral RNA sensor and binds viral RNAs promoting the production of type I interferon (IFN-alpha and IFN-beta). In some viruses, such as HIV, DDX3 enables viral replication, while in others (such as Dengue), it has an anti-viral effect. The RNA helicase has similar effects in some cancer studies, wherein one type of DDX3 is a tumor suppressor, while in another it acts as an enhancer. These qualities make DDX3 an interesting target for treating a variety of diseases. DDX3X has been attributed a role in NLRP3 inflammasome activation. DDX3X binds the central NACHT domain of NLRP3 to facilitate NLRP3 oligomerization and inflammasome assembly, both of which are key to NLRP3 inflammasome activation.