We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleThe non-Watson-Crick base pairs and their associated isostericity matrices.AuthorsLeontis NB; Stombaugh J; Westhof EPublicationNucleic acids research, 2002, Vol 30, Issue 16, p3497ISSN1362-4962Publication typearticleDOI10.1093/nar/gkf481