gramsource
H2NNHNHNNHNHNHNHOOOOOOOOOHNHOHNNHONH2OOHNH2

Skeletal structure · unlabelled vertices are carbon · stereochemistry not shown

PeptideStandardMade to order · 2–6 weeks

Strep-tag II peptide

WSHPQFEK

8 aa · 1058.16 g/mol · ≥95% (HPLC)

Pack size

1
Made to order · ships in 2–6 weeksLarger pack?

About this peptide

Streptavidin-binding octapeptide for competition and assay controls.

Reported research uses

  • 01Strep-Tactin binding controls
  • 02Competitive elution

Specifications

Sequence
WSHPQFEK
Length
8 residues
Molecular formula
C₅₀H₆₇N₁₃O₁₃
Molecular weight
1058.16 g/mol
Purity
≥95% (HPLC)
Counter-ion
TFA (acetate on request)
Appearance
Lyophilised white powder
Storage
−20 °C, desiccated, protected from light
Synonyms
Strep-tag II

Values from the manufacturer’s documents and published sources, for reference only; the lot CoA is the reference. Reported uses are from the literature and are not a claim that the product is suitable or safe for any purpose. For laboratory research use only — not for human or veterinary use. Handle only by trained staff following the SDS. Synthesised after your order is verified; MS and HPLC data come with the lot.

Strep-tag II peptide · gramsource