abolished tRNA modification abnormal tRNA modification at position A37 abolished tRNA modification at position A37 2026-09-01T11:13:38Z PomBase:pc A cellular process phenotype observed in the vegetative growth phase of the life cycle in which tRNA modification at position A37 does not occur. Position A37 corresponds to the nucleotide that is immediately adjacent to the 3' side of the anticodon triplet.