tRNA aminoacylation

Tryptophanyl-tRNA synthetase (Tryptophan--tRNA ligase) (TrpRS) (RefSeq)
arginyl-tRNA synthetase (RefSeq)
Glutamyl-tRNA synthetase (RefSeq)
cysteine tRNA synthetase (RefSeq)
valine tRNA synthetase (RefSeq)
glutamate tRNA synthetase, catalytic subunit (RefSeq)
serine tRNA synthetase; also charges selenocystein tRNA with serine (RefSeq)
methionyl-tRNA synthetase (RefSeq)
aspartate tRNA synthetase (RefSeq)
arginyl-tRNA synthetase (RefSeq)