Required together with TRM7 for the methylation of the 2'-O-ribose of cytidine at position 32 of the tRNA anticodon loop of tRNA(Phe) and tRNA(Leu(UAA)). Interacts with TRM7; for 2'-O-methylation of cytidine 32 in substrate tRNAs. Present with 7110 molecules/cell in log phase SD medium.