An recombinant serotype 2 adeno-associated viral vector (rAAV2) comprising at least one tyrosine residue exposed on the mutated surface on its capsid protein, the at least one mutated tyrosine residue selected from the group consisting of Tyr252, Tyr272 , Tyr444, Tyr500, Tyr700, Tyr704, Tyr730, Tyr275, Tyr281, Tyr508, Tyr576, Tyr612, Tyr673 or Tyr720.Un vector viral adeno-asociado de serotipo 2 recombinante (rAAV2) que comprende al menos un resto de tirosina expuesto en la superficie mutado sobre su proteína de la cápside, el al menos un resto de tirosina mutado seleccionado del grupo que consiste en Tyr252, Tyr272, Tyr444, Tyr500, Tyr700, Tyr704, Tyr730, Tyr275, Tyr281, Tyr508, Tyr576, Tyr612, Tyr673 o Tyr720.