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EC 2.5.1.75 Details
EC number
2.5.1.75
Accepted name
tRNA dimethylallyltransferase
Reaction
prenyl diphosphate + adenosine37 in tRNA = diphosphate + N6-(3-methylbut-2-en-1-yl)-adenosine37 in tRNA
Other name(s)
tRNA prenyltransferase, MiaA, transfer ribonucleate isopentenyltransferase (incorrect), Δ2-isopentenyl pyrophosphate:tRNA-Δ2-isopentenyl transferase (incorrect), Δ2-isopentenyl pyrophosphate:transfer ribonucleic acid Δ2-isopentenyltransferase (incorrect), dimethylallyl-diphosphate: tRNA dimethylallyltransferase, dimethylallyl-diphosphate:adenine37 in tRNA dimethylallyltransferase
Systematic name
prenyl-diphosphate:adenine37 in tRNA prenyltransferase
Comment
Formerly known as tRNA isopentenyltransferase, but it is now known that prenyl diphosphate, rather than isopentenyl diphosphate, is the substrate.
History
created 1972 as EC 2.5.1.8, transferred 2009 to EC 2.5.1.75
EC Tree
2.5.1.12 created 1972, deleted 1976
2.5.1.13 created 1972, deleted 1976
2.5.1.14 created 1972, deleted 1976
2.5.1.37 created 1989, deleted 2004
2.5.1.40 created 1992, deleted 1999