passages.id: split_6_test_2542_passage
passages.type: progene_text
passages.text: Asparaginyl-tRNA ( Asn-tRNA ) is generated in nature via two alternate routes , either direct acylation of tRNA with asparagine by asparaginyl - tRNA synthetase ( AsnRS ) or in a two - step pathway that requires misacylated Asp - tRNA ( Asn ) as an intermediate .