Department of Molecular Genetics and Microbiology, State University of New York, Stony Brook, NY 11794-5222, USA. janet.leatherwood@sunysb.edu
Genome-wide measures of DNA strand composition have been used to find archaeal DNA replication origins. Archaea seem to replicate using a single origin (as do eubacteria) even though archaeal replication factors are more like those of eukaryotes.