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Thymosin Alpha 1
SKU: TA10

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Contact Us →Thymosin Alpha 1 (Tα1) is a synthetic peptide fragment derived from prothymosin alpha, known for its role in intracellular signaling and peptide-mediated regulatory pathways. It interacts with toll-like receptors (TLRs) and major histocompatibility complex (MHC) molecules, modulating molecular signaling cascades.
This peptide undergoes proteolytic degradation, with primary metabolism occurring via enzymatic hydrolysis and renal clearance.
- High Purity — 99%+ Purity Guaranteed
- Independently Lab Tested
- Research Grade Quality
- For Laboratory Research Use Only
| Chemical Formula | C129H215N33O55 |
|---|---|
| Synonyms | Thymalfasin, Tα1 |
| Molar Mass | 3,108.26 g/mol |
| CAS Number | 62304-98-7 |
| PubChem CID | 16130571 |
| Total Compound Content | 5mg per vial 10mg per vial |
| Shelf Life | 36 months |

What is the mechanism by which Thymosin Alpha-1 interacts with innate immune signaling pathways?
Thymosin Alpha-1 has been extensively investigated for its interactions with Toll-like receptor-associated signaling networks, particularly TLR9- and TLR2-dependent pathways. Experimental studies have demonstrated activation of MyD88-dependent signaling cascades, resulting in modulation of downstream transcriptional regulators including NF-κB. These signaling interactions make Tα1 a valuable research tool for investigating pattern-recognition receptor pharmacology, innate immune signaling mechanisms, and coordinated immune regulatory networks.
How does Thymosin Alpha-1 differ from Thymosin Beta-4 (TB-500) in research applications?
Thymosin Alpha-1 and Thymosin Beta-4 are structurally distinct thymic-derived peptides with different molecular targets and signaling pathways. Thymosin Alpha-1 is primarily investigated for its interactions with innate immune signaling networks, Toll-like receptor pathways, and immunomodulatory mechanisms. Thymosin Beta-4 is characterized by its interaction with actin-associated regulatory systems and cytoskeletal signaling pathways. As a result, the two peptides are utilized in distinct areas of peptide pharmacology and mechanistic research.
What are the primary research applications of Thymosin Alpha-1?
Thymosin Alpha-1 is widely used in studies of Toll-like receptor signaling, innate immune pathway regulation, dendritic cell-associated signaling mechanisms, cytokine regulatory networks, and peptide-mediated immune communication systems. Experimental investigations have examined its role in pattern-recognition receptor pharmacology, immune signaling pathway modulation, and coordinated interactions between innate and adaptive immune regulatory processes. These characteristics make Tα1 a valuable tool for mechanistic studies of immunomodulatory peptide pharmacology.