Additional file 1.

Phylogenetic tree of 22 Indian complete mtDNA sequences of superhaplogroup R. The tree includes data reported [[4] and references there in] Suffixes A, C, G, and T indicate transversions, "d" signifies a deletion; recurrent mutations are underlined. 16182C, 16183C and 16519 polymorphisms are omitted in phylogenetic reconstruction. The sample code, geographic and linguistic affiliations are described in Table 1. The sub-tree of haplogroup R7 sequences is displayed in Fig. 2.

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Chaubey et al. BMC Evolutionary Biology 2008 8:227   doi:10.1186/1471-2148-8-227