Immunology peptides
OVA (323-339) ISQAVHAAHAEINEAGR Peptide
Synthetic ovalbumin (323-339) peptide, T helper epitope presented by MHC class II
- Cat. No.
- P2283
- Category
- Immunology peptides
- Formats
- 2 formats
- Manufacturer
Synthetic peptide matching residues 323-339 of chicken ovalbumin, sequence ISQAVHAAHAEINEAGR. It is specifically presented by MHC class II complexes and serves as a model antigen for studying CD4+ T helper cells. It is supplied lyophilised, without additives, at a purity above 95% (HPLC).
Key features
MHC class II epitope
Model antigen for studying CD4+ T helper cell responses.
High purity
Purity above 95% by HPLC at 214 nm.
Easy reconstitution
Soluble in water or water/methanol 1:1 for 1 mg/mL stock solutions.
Two pack sizes
Available as 1 mg and 5 mg.
Applications
- Antigen-specific CD4+ T-cell stimulation
- Studies of MHC class II antigen presentation
- Ovalbumin-based immunology models
- Immunological assay development
Technical details
| Sequence | ISQAVHAAHAEINEAGR (Ile-Ser-Gln-Ala-Val-His-Ala-Ala-His-Ala-Glu-Ile-Asn-Glu-Ala-Gly-Arg) |
|---|---|
| Sequence origin | Ovalbumin, residues 323-339 |
| MHC restriction | MHC class II |
| Molecular weight | 1773.9 g/mol |
| Formula | C75H120N26O25 |
| CAS | 92915-79-2 |
| Purity | > 95% (HPLC, 214 nm) |
| Appearance | Lyophilised white powder, no additives |
| Reconstitution | Water or water/methanol (1:1), 1 mg/mL stock |
| Storage | -20 °C; after reconstitution aliquot and store at or below -20 °C |
| Shipping | Ambient |
What you receive
The product
Shipped under controlled temperature when the product requires it.
Lot certificate
Every lot comes with its certificate.
Tracked shipment
Follow your shipment live, from our warehouse to your lab.
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Frequently asked questions
Can I ask for formats other than those listed?
Yes: custom formats and OEM packs are available on request. Tell us the quantities you need.
How do I see the prices?
Prices are shown after you sign in to the customer area, with your account discount already applied.
How long does delivery take?
We give you the availability with the quote, within 24 hours of your request.