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| Attribute |  |
|---|---|
| Category | Recovery & Repair |
| Evidence grade | B Limited human data |
| Regulatory status | Investigational |
| Human amounts | Trial dosesDosing reference Study durations |
| Format | |
| Type | Single compound |
| Molecular formula | C212H350N56O78S |
| Molecular weight | 4,963 g/mol |
| CAS number | Not listed |
| Sequence | Ac- |
| References | 20 |
| Summary | Thymosin beta-4 is a naturally occurring 43-amino-acid, N-acetylated actin-binding protein that is under clinical investigation (for example as the RGN-259 eye drop) and is distinct from the seven-residue TB-500 fragment. |