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For research use only — not for human or veterinary consumption.

Reference-grade research compound

Selank

Thr-Lys-Pro-Arg-Pro-Gly-Pro

Selank vial and box
TKPRPGP

Sequence schematic — no PDB structure deposited

Scientific name
Thr-Lys-Pro-Arg-Pro-Gly-Pro
Sequence
TKPRPGP
Length
7-mer
Molecular formula
C33H57N11O9
Molecular weight
751.88 g/mol
Form
lyophilized
Available sizes
2 mg, 5 mg, 10 mg
Storage
Store lyophilized powder at −20 °C, desiccated and protected from light. Stable for 24 months.
Batch HPLC purity
99.3%

Description

Heptapeptide analog of tuftsin with a C-terminal Pro-Gly-Pro extension. Used in vitro in GABA-A receptor binding assays and immune cell cytokine-expression model systems. Supplied as a lyophilized acetate salt.

Current batch

RR-SEL-260411-B

Manufactured Apr 11, 2026

Tested Apr 17, 2026

Download COA (PDF)
Reverse-phase HPLC · UV 220 nm · Batch RR-SEL-260411-BMain peak 99.3%
0.000.250.500.751.0003691215

Storage and stability

Store lyophilized powder at −20 °C, desiccated and protected from light. Stable for 24 months.

Peer-reviewed references

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