900 POP1 superfamilyThalassiosira pseudonana
GO:0001682 GO:0004526 -
tRNA 5'-leader removal
Generation of the mature 5'-end of the tRNA, usually via an endonucleolytic cleavage by RNase P.
ribonuclease P activity
Catalysis of the endonucleolytic cleavage of RNA, removing 5' extra nucleotides from tRNA precursor.