Thursday 14 April 2011

Want to use samtools for polyploid organisms?

Well the short answer is you can't.
Here's what Heng Li has to say
Samtools is designed for diploid genomes. I would recommend to treat a haploid genome as diploid and filtering heterozygotes afterwards. For higher ploidy (>2), samtools does not work well. For pooled resequencing, specialized SNP callers (such as syzygy and a few others) are better.

Other recommendations are

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Datanami, Woe be me