The N-terminal 77 amino acids of UNG1 seem to be required for mitochondrial localization, but the presence of a mitochondrial transit peptide has not been directly demonstrated.
Os 77 aminoácidos N-terminais da UNG1 parecen ser necesarios para a localización mitocondrial, pero non puido demostrarse directamente a presenza dun péptido de tránsito mitocondrial.