Description: Peptide to HIV-1 tat Protein (49-57) Form: Lyophilized powder CAS Number : 123251-89-8Molecular Formula : C53H106N30O11Molecular Weight : 1339.63Purity : > 95%Chemical Structure : Arg-Lys-Lys-Arg-Arg-Gln-Arg-Arg-ArgStorage/Stability : Shipped at 4°C. Store at -20°C for one year.