1. Protein Tyrosine Kinase/RTK
  2. Insulin Receptor
  3. S961 TFA

S961 TFA is an high-affinity and selective insulin receptor (IR) antagonist with IC50s of 0.048, 0.027, and 630 nM for HIR-A, HIR-B, and human insulin-like growth factor I receptor (HIGF-IR) in SPA-assay, respectively.

For research use only. We do not sell to patients.

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S961 TFA Chemical Structure

S961 TFA Chemical Structure

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Description

S961 TFA is an high-affinity and selective insulin receptor (IR) antagonist with IC50s of 0.048, 0.027, and 630 nM for HIR-A, HIR-B, and human insulin-like growth factor I receptor (HIGF-IR) in SPA-assay, respectively[1].

In Vitro

S961 also shows high-affinity to Rat IR and Pig IR with IC50s of 0.056 nM and 0.084 nM in PEG-assay, respectively[1].

MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.

Molecular Weight

4802.12 (free acid)

Formula

C211H295N55O71S2.xC2HF3O2

Unlabeled CAS

Appearance

Solid

Color

White to off-white

Sequence

Gly-Ser-Leu-Asp-Glu-Ser-Phe-Tyr-Asp-Trp-Phe-Glu-Arg-Gln-Leu-Gly-Gly-Gly-Ser-Gly-Gly-Ser-Ser-Leu-Glu-Glu-Glu-Trp-Ala-Gln-Ile-Gln-Cys-Glu-Val-Trp-Gly-Arg-Gly-Cys-Pro-Ser-Tyr (Disulfide bridge: Cys33-Cys40)

Sequence Shortening

GSLDESFYDWFERQLGGGSGGSSLEEEWAQIQCEVWGRGCPSY (Disulfide bridge: Cys33-Cys40)

Shipping

Room temperature in continental US; may vary elsewhere.

Storage

Sealed storage, away from moisture and light

Powder -80°C 2 years
-20°C 1 year

*In solvent : -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture and light)

Solvent & Solubility
In Vitro: 

H2O : 6.5 mg/mL (ultrasonic and adjust pH to 12 with NaOH)

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Purity & Documentation

Purity: 97.60%

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S961 TFA Related Classifications

Help & FAQs
  • Do most proteins show cross-species activity?

    Species cross-reactivity must be investigated individually for each product. Many human cytokines will produce a nice response in mouse cell lines, and many mouse proteins will show activity on human cells. Other proteins may have a lower specific activity when used in the opposite species.

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Product Name:
S961 TFA
Cat. No.:
HY-P2093A
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