. "2016-12-31+01:00"^^ . "RNA enzyme catalysis QM/MM quantum chemistry molecular dynamics"@en . . "2012-01-01+01:00"^^ . . . . "16"^^ . "Nek\u00F3duj\u00EDc\u00ED RNA hraj\u00ED z\u00E1sadn\u00ED \u00FAlohu p\u0159i \u00FAdr\u017Eb\u011B, regulaci a modifikaci genetick\u00E9 informace. Kl\u00ED\u010Dov\u00FDmi molekulami jsou RNA enzymy (ribozymy), kter\u00E9 maj\u00ED v\u00FDznamn\u00E9 biologick\u00E9 a biotechnologick\u00E9 funkce. P\u0159esto v\u00EDce ne\u017E \u010Dtvrt stolet\u00ED po jejich objevu jsou znalosti o RNA katal\u00FDze nedostate\u010Dn\u00E9 ve srovn\u00E1n\u00ED s katalytick\u00FDmi b\u00EDlkovinami. Projekt navrhuje v\u00FDrazn\u00FD krok vp\u0159ed ve fyzik\u00E1ln\u011B-chemick\u00E9m pochopen\u00ED RNA katal\u00FDzy. Je zalo\u017Een na integrovan\u00E9 aplikaci nejmodern\u011Bj\u0161\u00EDch po\u010D\u00EDta\u010Dov\u00FDch metod, p\u0159edev\u0161\u00EDm mas\u00EDvn\u00ED aplikaci klasick\u00FDch a kvantov\u011B-klasick\u00FDch simulac\u00ED. Bude ur\u010Dena pou\u017Eitelnost a limitace metod, v\u010Detn\u011B jejich testov\u00E1n\u00ED a adjustace. Studov\u00E1ny budou t\u0159i nejl\u00E9pe krystalograficky a biochemicky charakterizovan\u00E9 RNA enzymy, vl\u00E1senkov\u00FD, HDV a glmS ribozym. Projekt d\u00E1le zahrnuje CRISPR Csy4 endonukle\u00E1zu, co\u017E je b\u00EDlkovina, je\u017E rovn\u011B\u017E katalyzuje \u0161t\u011Bpen\u00ED cukr-fosf\u00E1tov\u00E9 p\u00E1te\u0159e RNA. Tento interdisciplin\u00E1rn\u00ED projekt bude m\u00EDt podstatn\u00FD p\u0159\u00EDnos k z\u00E1kladn\u00EDmu pochopen\u00ED fyzik\u00E1ln\u00ED chemie RNA katal\u00FDzy na atom\u00E1rn\u00ED \u00FArovni a p\u0159isp\u011Bje rovn\u011B\u017E k v\u00FDvoji modern\u00EDch po\u010D\u00EDta\u010Dov\u00FDch metod vhodn\u00FDch ke studiu RNA." . "16"^^ . . "The non-coding RNAs play decisive roles in expression and regulation of genetic information. Among them catalytic RNAs (ribozymes) have high biological and biotechnological relevance. Still, more than a quarter-century after their discovery, the understanding of physical-chemistry of RNA catalysis lags behind that of proteins. The project suggests major step forward in physical-chemistry understanding of RNA catalysis, based on integrated application of state-of-the art computational tools, mainly large-scale classical and quantum-classical simulations. Applicability and limitations of the methodology will be established, including its tuning. Three crystallographically and biochemically best characterized small ribozymes, the hairpin, hepatitis delta virus and glmS ribozymes will be studied and complemented by study of protein CRISPR Csy4 endonuclease, which also catalyzes RNA self-cleavage. The interdisciplinary project will improve atomistic-resolution understanding of the RNA catalysis and contribute to the development of advanced computational tools to tackle RNA."@en . . . . "0"^^ . "2015-04-23+02:00"^^ . . . "Katalytick\u00E1 strategie RNA a RNP enzym\u016F studovan\u00E1 \u0161irok\u00FDm spektrem v\u00FDpo\u010Detn\u00EDch metod" . "GAP208/12/1878" . "1"^^ . . . . "1"^^ . "Catalytic strategies of RNA and RNP enzymes studied by multi-scale computational approach"@en . "http://www.isvav.cz/projectDetail.do?rowId=GAP208/12/1878"^^ . . . . . "2014-04-23+02:00"^^ .