Complex sentence: During the DNA analysis by Nolan, the B2 haplotype group was found, as well as alleles from the mitochondrial DNA, suggests that Ata is indigenous to the west of South America.
Split into simpler sentences: During the DNA analysis by Nolan, the B2 haplotype group was found. Combined with the alleles from the mitochondrial DNA, it suggested that Ata is indigenous to the west of South America.