ID 5.4.99.44 DE mitochondrial tRNA pseudouridine(27/28) synthase. CA uridine(27/28) in mitochondrial tRNA = pseudouridine(27/28) in CA mitochondrial tRNA. CC -!- The mitochondrial enzyme Pus2p is specific for position 27 or 28 in CC mitochondrial tRNA. DR P53167, PUS2_YEAST ; //