The autosomal gene pool of Yakuts was analyzed with a panel of polymorphic Alu insertions. The observed allele frequencies were typical for other Asian ethnic groups. Genetic differentiation of three Yakut populations was relatively high, 2%. East Siberian ethnic groups were shown to have a common gene pool and to experience no intense gene flow from other populations. Development of the Yakut gene pool was assumed to involve no substantial genetic effect of neighboring populations. The results fit both autochthonous and southern origin hypotheses.
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