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3. Diffusely bound Mg2+ ions slightly reorient stems I and II of the hammerhead ribozyme to increase the probability of formation of the catalytic core. Rueda D; Wick K; McDowell SE; Walter NG Biochemistry; 2003 Aug; 42(33):9924-36. PubMed ID: 12924941 [TBL] [Abstract][Full Text] [Related]
4. A core folding model for catalysis by the hammerhead ribozyme accounts for its extraordinary sensitivity to abasic mutations. Peracchi A; Karpeisky A; Maloney L; Beigelman L; Herschlag D Biochemistry; 1998 Oct; 37(42):14765-75. PubMed ID: 9778351 [TBL] [Abstract][Full Text] [Related]
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6. A pH-dependent conformational change, rather than the chemical step, appears to be rate-limiting in the hammerhead ribozyme cleavage reaction. Murray JB; Dunham CM; Scott WG J Mol Biol; 2002 Jan; 315(2):121-30. PubMed ID: 11779233 [TBL] [Abstract][Full Text] [Related]
7. Productive folding to the native state by a group II intron ribozyme. Swisher JF; Su LJ; Brenowitz M; Anderson VE; Pyle AM J Mol Biol; 2002 Jan; 315(3):297-310. PubMed ID: 11786013 [TBL] [Abstract][Full Text] [Related]
8. A pH-sensitive RNA tertiary interaction affects self-cleavage activity of the HDV ribozymes in the absence of added divalent metal ion. Wadkins TS; Shih I; Perrotta AT; Been MD J Mol Biol; 2001 Feb; 305(5):1045-55. PubMed ID: 11162113 [TBL] [Abstract][Full Text] [Related]
9. The maturase encoded by a group I intron from Aspergillus nidulans stabilizes RNA tertiary structure and promotes rapid splicing. Ho Y; Waring RB J Mol Biol; 1999 Oct; 292(5):987-1001. PubMed ID: 10512698 [TBL] [Abstract][Full Text] [Related]
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11. The ion-induced folding of the hammerhead ribozyme: core sequence changes that perturb folding into the active conformation. Bassi GS; Murchie AI; Lilley DM RNA; 1996 Aug; 2(8):756-68. PubMed ID: 8752086 [TBL] [Abstract][Full Text] [Related]
12. Efficient improvement of hammerhead ribozyme mediated cleavage of long substrates by oligonucleotide facilitators. Jankowsky E; Schwenzer B Biochemistry; 1996 Dec; 35(48):15313-21. PubMed ID: 8952482 [TBL] [Abstract][Full Text] [Related]
13. Fast folding mutants of the Tetrahymena group I ribozyme reveal a rugged folding energy landscape. Rook MS; Treiber DK; Williamson JR J Mol Biol; 1998 Aug; 281(4):609-20. PubMed ID: 9710534 [TBL] [Abstract][Full Text] [Related]
14. Model for general acid-base catalysis by the hammerhead ribozyme: pH-activity relationships of G8 and G12 variants at the putative active site. Han J; Burke JM Biochemistry; 2005 May; 44(21):7864-70. PubMed ID: 15910000 [TBL] [Abstract][Full Text] [Related]
15. Design of a highly reactive HDV ribozyme sequence uncovers facilitation of RNA folding by alternative pairings and physiological ionic strength. Brown TS; Chadalavada DM; Bevilacqua PC J Mol Biol; 2004 Aug; 341(3):695-712. PubMed ID: 15288780 [TBL] [Abstract][Full Text] [Related]
16. Stopped-flow fluorescence spectroscopy of a group II intron ribozyme reveals that domain 1 is an independent folding unit with a requirement for specific Mg2+ ions in the tertiary structure. Qin PZ; Pyle AM Biochemistry; 1997 Apr; 36(16):4718-30. PubMed ID: 9125492 [TBL] [Abstract][Full Text] [Related]
18. pH dependencies of the Tetrahymena ribozyme reveal an unconventional origin of an apparent pKa. Knitt DS; Herschlag D Biochemistry; 1996 Feb; 35(5):1560-70. PubMed ID: 8634287 [TBL] [Abstract][Full Text] [Related]
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