Catalysis of the reaction: S-adenosyl-L-methionine + tRNA = S-adenosyl-L-homocysteine + tRNA containing 5-methylcytosine
1. EC 2.1.1.292. Reactome: R-HSA-6782388 "NSUN2 methylates cytidine-34, cytidine-48 of unspliced tRNA(Leu)(CAA)"
3. Reactome: R-HSA-6782419 "TRDMT1 (DNMT2) methylates cytidine-38 of tRNA(Asp)"
4. Reactome: R-HSA-6785409 "NSUN2 methylates cytidine-48 and cytidine-49 of tRNA(Asp)(GUC)"
5. Reactome: R-HSA-6785438 "NSUN2 methylates cytidine-40, cytidine-48, cytidine-49, cytidine-50 of tRNA(GLY)(GCC)"
6. Reactome: R-HSA-8932765 "NSUN6 methylates cytidine-72 in tRNA(Cys) and tRNA(Thr)"