Recombinant Human Vascular Endothelial Growth Factor 121 (VEGF121) is a purified Prokaryotic Protein. Purity: >97% by SDS-PAGE. Host: E. coli. Endotoxin Level: <1.0EU per 1ug, by the LAL method. Species: Human (Homo sapiens). Target Name: Vascular Endothelial Growth Factor 121 (VEGF121). Accession Number: P15692. Gene ID: 7422. Expression Region: Pro28~Arg147. Tag Info: N-terminal His Tag. Theoretical MW: 18/17kDa. Buffer: PBS, pH7.4, containing 0.01% SKL, 5% Trehalose. Storage: -20C. Avoid repeated freeze/thaw cycles. Restrictions: For Research Use Only. Not for use in diagnostic procedures.