We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleBackground frequencies for residue variability estimates: BLOSUM revisited.AuthorsMihalek I; Res I; Lichtarge OPublicationBMC bioinformatics, 2007, Vol 8, p488ISSN1471-2105Publication typearticleDOI10.1186/1471-2105-8-488