title: The problem with pyrimidines.
authors.forename: L H
authors.initials: LH
authors.lastname: Pearl
authors.forename: R
authors.initials: R
authors.lastname: Savva
mesh_terms: D000586:Amination; D017103:Bacillus Phages / Q000235:genetics; D001412:Bacillus subtilis / Q000235:genetics; D001482:Base Composition; D003596:Cytosine / Q000737:chemistry / Q000378:metabolism*; D004247:DNA / Q000737:chemistry* / Q000378:metabolism; D045647:DNA Glycosylases; D008954:Models, Biological; D008958:Models, Molecular; D009699:N-Glycosyl Hydrolases / Q000378:metabolism; D011755:Pyrophosphatases / Q000378:metabolism; D013941:Thymine; D014498:Uracil / Q000737:chemistry / Q000378:metabolism*; D051981:Uracil-DNA Glycosidase
chemical_list: D014498:Uracil; D003596:Cytosine; D004247:DNA; D045647:DNA Glycosylases; D009699:N-Glycosyl Hydrolases; D051981:Uracil-DNA Glycosidase; D011755:Pyrophosphatases; C023278:uridine triphosphatase; D013941:Thymine