The most common fragile site in man is 3p14.
D002869:Chromosome Aberrations / Q000453:epidemiology / Q000235:genetics*; D025063:Chromosome Disorders; D043283:Chromosome Fragile Sites; D002873:Chromosome Fragility; D002893:Chromosomes, Human, Pair 3 / Q000648:ultrastructure*; D005787:Gene Frequency; D006801:Humans