ACE-031 (ActRIIB-Fc) is a soluble recombinant fusion protein comprising the extracellular domain of the activin type IIB receptor linked to the Fc region of an IgG1 antibody. It is supplied strictly for in vitro competitive ligand binding kinetics, myostatin and activin pathway analysis, and laboratory cell signaling research models. Supplied as a stable lyophilized powder suitable for analytical reconstitution.

Technical Specifications

• Chemical Name / Synonym: Activin Receptor Type IIB Recombinant Fusion Protein / ActRIIB-Fc

• Molecular Formula: Recombinant fusion protein (high molecular weight glycoprotein)

• Molecular Weight: ~110 kDa (dimer)

• Physical Form: Lyophilized solid / cake

• Purity Grade: ≥ 98.0% (analytical verification via HPLC-MS / SDS-PAGE)

• Storage Conditions: Store sealed at -20°C in a dry environment protected from light. Keep desiccated until experimental reconstitution.

Analytical Quality & Testing Every production batch undergoes analytical screening via HPLC and Mass Spectrometry to confirm chemical identity and purity standards. Batch-specific Certificates of Analysis (CoA) and analytical testing records are maintained on file and available to qualified laboratories upon request.

LABORATORY RESEARCH USE ONLY This biochemical reagent is manufactured and distributed strictly for in vitro laboratory experimentation, diagnostic assay development, and analytical testing. It is not a drug, dietary supplement, therapeutic agent, cosmetic, or food product. Not for human, animal, or clinical administration, consumption, injection, or veterinary application. Must be handled exclusively by qualified personnel adhering to standard chemical laboratory safety protocols.