Yellow Fever Virus NS1 (129-144) Peptide KNGSFIIDGKSRKEC

Product Name
Yellow Fever Virus NS1 (129-144) Peptide KNGSFIIDGKSRKEC
Product Quantity
4 mg
Catalog Number
LT8733
Sequence
KNGSFIIDGKSRKEC
Lys-Asn-Gly-Ser-Phe-Ile-Ile-Asp-Gly-Lys-Ser-Arg-Lys-Glu-Cys
Purity
>95%
Peptide Type
Yellow fever virus NS1 peptide
Published / Parent Sequence
KNGSFIIDGKSRKEC
Product Description

Yellow Fever Virus NS1 (129-144) Peptide KNGSFIIDGKSRKEC is a peptide from the nonstructural protein 1 (NS1) of yellow fever virus (YFV). The sequence is directly present in the public NS1 protein sequence and has been represented in systematic YFV peptide/epitope mapping datasets.

Yellow Fever Virus NS1

NS1 is a flavivirus nonstructural glycoprotein involved in viral replication and host interactions. Because NS1 is immunogenic and accessible to antibody- and T-cell-focused studies, overlapping NS1 peptide libraries have been used to map human and animal immune responses following infection or vaccination.

NS1 Residues 129-144

Sequence: KNGSFIIDGKSRKEC

The sequence is located in the central portion of the YFV NS1 protein. Systematic peptide mapping studies reported overlapping peptides spanning this region, and public epitope resources contain multiple T-cell epitopes within or overlapping the same NS1 segment.

Potential Research Applications

  • YFV T-cell epitope mapping
  • Peptide pool design
  • MHC-binding studies
  • ELISpot and cytokine assays
  • Vaccine immunology research
  • NS1 antibody or peptide-binding studies

References

James EA, et al. A Systematic, Unbiased Mapping of CD8+ and CD4+ T Cell Epitopes in Yellow Fever Vaccinees. Peptide mapping dataset.
Public source / publication

VIOLIN Yellow fever virus NS1 sequence and epitope information. Vaccine Investigation and Online Information Network.
Public source / publication

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Research Use Only. Not for human, diagnostic, clinical, or therapeutic use.

Scientific Background

Yellow Fever Virus NS1 (129-144) Peptide KNGSFIIDGKSRKEC is a 15-residue synthetic peptide with the sequence Lys-Asn-Gly-Ser-Phe-Ile-Ile-Asp-Gly-Lys-Ser-Arg-Lys-Glu-Cys. The sequence contains 1 cysteine residue, providing potential thiol/disulfide chemistry when the thiol is available; contains 3 Lys and 1 Arg residues, contributing cationic character. These sequence-derived properties describe the reagent chemically; no specific receptor, enzyme, pathway, disease association, or biological activity is assigned without product-specific experimental evidence.

Research Applications
  • thiol-selective conjugation or immobilization studies
  • LC-MS/HPLC analytical method development
  • sequence-specific assay controls
Experimental Notes

Sequence-derived chemical properties support reagent selection and experimental planning but do not establish biological function. Solubility, aggregation, adsorption, conjugation efficiency, and assay performance should be validated under the intended experimental conditions.

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