36506 PseudoU_synth superfamilyThalassiosira pseudonana
GO:0004730 GO:0008033 -
pseudouridylate synthase activity
Catalysis of the reaction: D-ribose 5-phosphate + uracil = H(2)O + pseudouridine 5'-phosphate.
The process in which a pre-tRNA molecule is converted to a mature tRNA, ready for addition of an aminoacyl group.