Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Jared H. Davis and Trenton R. Foster and Marco Tonelli and Samuel E. Butcher,Role of metal ions in the tetraloop–receptor complex as analyzed by NMR,RNA,1355-8382,Cold Spring Harbor Laboratory,2006-11-21,13,1,76-86,https://cir.nii.ac.jp/crid/1362544419253892352,https://doi.org/10.1261/rna.268307