. "UK" . "RNA" . "RNARFU" . "2122" . "1355-8382" . "8" . "440" . "451" . "10.1017/S1355838202026043" . . "Solution structure of an RNA fragment with the P7/P9.0 region and the 3'-terminal guanosine of the tetrahymena group I intron." . . . . . . . . . . . . . . . . .