Reference:
 - AUTHOR: Siddharthan, Rahul
   TITLE: >
    Sigma: multiple alignment of weakly-conserved non-coding DNA sequence
   JOURNAL: BMC Bioinformatics
   VOLUME: 7
   YEAR: 2006
   NUMBER: 1
   PAGES: 143
   DOI: 10.1186/1471-2105-7-143
   PMID: 16542424
   URL: http://www.biomedcentral.com/1471-2105/7/143
   ISSN: 1471-2105
Registry:
 - Name: OMICtools
   Entry: OMICS_29594
 - Name: SciCrunch
   Entry: NA
 - Name: bio.tools
   Entry: sigma_align
