We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleEnzyme structure with two catalytic sites for double-sieve selection of substrate.AuthorsNureki, Osamu; Vassylyev, Dmitry G.; Tateno, MasaruPublicationScience, 1998, Vol 280, Issue 5363, p578ISSN0036-8075Publication typearticleDOI10.1126/science.280.5363.578