Special sites in genetic recombination.
D010582:Bacteriophage lambda / Q000235:genetics*; D001483:Base Sequence; D004279:DNA, Viral / Q000235:genetics*; D004720:Endonucleases / Q000378:metabolism; D011995:Recombination, Genetic
D004279:DNA, Viral; D004720:Endonucleases