Evolutionary divergence of promoters and spacers in the rDNA family of four Drosophila species. Implications for molecular coevolution in multigene families.
J Mol Biol. 1987 Jun 5;195(3):525-42. doi: 10.1016/0022-2836(87)90181-1.
J Mol Biol. 1987.
PMID: 3116264