title: Theoretical models for heterogeneity of base composition in DNA.
mesh_terms: D000595:Amino Acid Sequence; D001412:Bacillus subtilis; D001426:Bacterial Proteins / Q000032:analysis; D001483:Base Sequence; D002499:Centrifugation, Density Gradient; D003596:Cytosine / Q000032:analysis; D004247:DNA; D004269:DNA, Bacterial; D004926:Escherichia coli; D005815:Genetic Code; D005838:Genotype; D006147:Guanine / Q000032:analysis; D008961:Models, Structural; D009690:Nucleic Acid Conformation; D011336:Probability; D013296:Streptococcus pneumoniae
chemical_list: D001426:Bacterial Proteins; D004269:DNA, Bacterial; D006147:Guanine; D003596:Cytosine; D004247:DNA