Eukaryotic Human R-Spondin 1 is a purified Eukaryotic Protein. Purity: >90% by SDS-PAGE. Host: 293F Cell. Endotoxin Level: <1.0EU per 1ug, by the LAL method. Species: Human (Homo sapiens). Target Name: R-Spondin 1. Accession Number: Q2MKA7. Gene ID: 284654. Expression Region: Ser21~Ala263. Tag Info: N-terminal His Tag. Theoretical MW: 42kda. Buffer: PBS, pH7.4, containing 0.01% SKL, 1mM DTT, 5% Trehalose and Proclin300.. Target Synonyms: RSPONDIN, Roof plate-specific spondin-1 Restrictions: For Research Use Only. Not for use in diagnostic procedures.