Article
A long-range pseudoknot in Qbeta RNA is essential for replication.
Journal of molecular biology - 10 Dec 1999
Klovins J, van Duin J
Abstract excerpt
A puzzling aspect of replication of bacteriophage Qbeta RNA has always been that replicase binds at an internal segment, the M-site, some 1450 nt away from the 3' end. Here, we report on the existence of a long-range pseudoknot, base-pairing eight nt in the loop of the 3' terminal hairpin to a single-stranded interdomain sequence located about 1200 nt upstream, close to the internal replicase binding site....
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