XPD helicase speeds through a molecular traffic jam.

Ilya J. Finkelstein and Eric C. Greene, Mol Cell 35 (5) :549-50 (2009).
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Pubmed
19748351
DOI
10.1016/j.molcel.2009.08.012

Abstract

Helicases and other DNA translocases must travel along crowded substrates. In this issue, Honda et al. (2009) report that the archaeal XPD helicase can bypass a single-stranded DNA-binding protein without either molecule being ejected from the DNA.