2.5.1.75	489964	Transfer RNA is the source of extracellular isopentenyladenine in a Ti-plasmidless strain of Agrobacterium tumefaciens	Plant Physiol.	110	431-438	1996	Agrobacterium tumefaciens	https://pubmed.ncbi.nlm.nih.gov/12226194/	
2.5.1.75	489968	Transfer RNA recognition by the Escherichia coli D2-isopentenyl-pyrophosphate:tRNA D2-isopentenyl transferase: dependence on the anticodon arm structure	RNA	3	721-733	1997	Escherichia coli	https://pubmed.ncbi.nlm.nih.gov/9214656/	
2.5.1.75	489961	tRNA isopentenyltransferase from Lactobacillus acidophilus ATCC 4963	Hoppe-Seyler's Z. Physiol. Chem.	356	1459-1464	1975	Lactobacillus acidophilus	https://pubmed.ncbi.nlm.nih.gov/809333/	
2.5.1.75	489962	tRNA isopentenyltransferase from Zea mays L. Characterization of the isopentenylation reaction of tRNA, oligo (A) and other nucleic acids	Hoppe-Seyler's Z. Physiol. Chem.	359	89-101	1978	Zea mays	https://pubmed.ncbi.nlm.nih.gov/342386/