Select physico-chemical properties to use: For multiple selection use Ctrl Key Hydrophilicity (Parker et al., Biochemistry, 25, 5425 (1986)) Flexibility (Karplus et al., Naturwissenschaften, 72, 212 (1985)) Accessibility (Emini et al., J.virol., 55, 836 (1985)) Turns (Pellequer et al., Immunol.Lett., 36, 8 3(1993)) Exposed Surface (Janin et al., J.M.Biol., 125, 357 (1978)) Polarity (Ponnuswamy et al., Biochim.Biophys.Acta., 623, 301 (1980)) Antegenic Propensity (Kolaskar et al., FEBS, 276, 172 (1990))