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Publisher's Note: Correction to Equation 5

Posted by PLOS_CompBiol on 10 Jul 2009 at 08:39 GMT

where E is expected frequency for DNA word xi based on nucleotide frequencies:
http://ploscompbiol.org/article/info:doi/10.1371/journal.pcbi.1000057#article1.body1.sec3.sec2.p5

Equation 5 contains a typographical error. See the correct equation here:
http://www.ploscompbiol.org/corrections/pcbi.1000057.e005.cn.tif

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