← All peptidesPDA-V1 attestation Used in protocols Citations
verifiedBioGate · GREENGrade B
TB-500 (Thymosin β-4 fragment)
LKKTETQActive fragment of Thymosin β-4 (Tβ4); upregulates actin polymerization and endothelial cell migration.
amidated C-terminus
MW
889.05
Length
7aa
Posterior
31.6%
Structural preview · ESMFold-2 mockdeterministic per sequence
Backbone preview · amidated C-terminus
Cryptographic chain of custody.
- Outer PDA hash
- Inputs hash
- Merkle root
- TEE attestation
- Protocol version
- PDA-V1
- Source
- peptide-md
- Model version
- structure-fm-2026.04
- Candidates emitted
- 6
- Signed
- 2026-04-21T08:14:33Z
Verifiable in your browser at /verifier with
@peptide-md/verifier.Real-world evidence
Cohort-attested outcomes.
Cohorts
7
Participants
22
Mean Δ
+6.95
Δ HRV ms (8-week) · 95% CI [5.28, 8.63]
IPNFT · Molecule IPNFT V2Solana
TB-500 (Thymosin β-4 fragment)
93851b…a18e85Royalty cascade
10.89%
Holders
330
Royalty cascade routes lab fees, licensing, and OEA-attested cohort revenues back to holders, the cohort treasury, and the originating researchers in a 60 / 25 / 15 split.
Where this peptide shows up.
Source literature.
Grade A2010 · Angiogenesis
Thymosin beta-4 and angiogenesis: modes of action and therapeutic potential
Smart N et al.