Holger Witkowski, Eva Freisinger and Bernhard Lippert
Cocrystallization of 1-methyluracil (Hmura) and trans[PtCl4(NH3)2] yields an adduct of composition [PtCl4(NH3)2·2 Hmura with two types of uracil quartets, one of which is relevant to that formed in tetraplex RNA.