Identity
| Name | IGF-1 LR3 (also Long R3 IGF-I, LR3-IGF-1) |
| Sequence, three-letter | Met-Phe-Pro-Ala-Met-Pro-Leu-Ser-Ser-Leu-Phe-Val-Asn-Gly-Pro-Arg-Thr-Leu-Cys-Gly-Ala-Glu-Leu-Val-Asp-Ala-Leu-Gln-Phe-Val-Cys-Gly-Asp-Arg-Gly-Phe-Tyr-Phe-Asn-Lys-Pro-Thr-Gly-Tyr-Gly-Ser-Ser-Ser-Arg-Arg-Ala-Pro-Gln-Thr-Gly-Ile-Val-Asp-Glu-Cys-Cys-Phe-Arg-Ser-Cys-Asp-Leu-Arg-Arg-Leu-Glu-Met-Tyr-Cys-Ala-Pro-Leu-Lys-Pro-Ala-Lys-Ser-Ala |
| Sequence, one-letter | MFPAMPLSSLFVNGPRTLCGAELVDALQFVCGDRGFYFNKPTGYGSSSRRAPQTGIVDECCFRSCDLRRLEMYCAPLKPAKSA |
| Length | 83 amino acids |
| Disulfide bridges | 3 |
| Molecular formula | C₄₀₀H₆₁₉N₁₁₁O₁₁₅S₉ |
| Molecular weight | 9111.45 g/mol (monoisotopic mass 9105.3487) |
| CAS number | 946870-92-4 |
Formula and masses calculated from the sequence, including the disulfide bridges. Sequence checked against UniProt P05019. Check any certificate's mass with our peptide mass calculator.
Specification and supply
| Strength | Box code | Pack | Availability |
|---|---|---|---|
| 0.1 mg | IGF-01 | Box of 10 vials | Pre-order |
| 1 mg | IGF-1 | Box of 10 vials | Pre-order |
Form: freeze-dried (lyophilised) powder.
Documents and storage
Every batch ships with the manufacturer's certificate of analysis. Ask for the certificate of the current batch before you order. Safety data sheet: on request. Keep the vial tightly closed, dry and at the labelled temperature; our storage and handling guide explains why.
Ordering for institutions
- Quotations within one working day, valid for 14 days, with lead time and delivery terms on one page.
- Invoices and documents in your institution's name; tell us if your purchase order needs to appear on them.
- Payment in full before dispatch, unless other terms are agreed in writing.
- Every shipment carries the batch number and expiry on the packing list and delivery note.
Who can buy it
Verified research buyers only, with a signed end-use declaration: laboratory research by qualified staff, no use in people or animals, no resale for those uses. We give no dosing or usage advice.
Related: All research-grade products · How to read a certificate of analysis
Questions people ask
- What is the CAS number of IGF-1 LR3?
946870-92-4.
- Is IGF-1 LR3 in stock?
Not in UK stock at the moment. You can pre-order it: nothing is charged when you pre-order, and we deliver within 14 days of confirming it.
- Can individuals buy IGF-1 LR3 from you?
No. We supply verified research buyers only.
