. . . . . . . . "Deoxyrib\u00F3za"@cs . "deoxyrib\u00F3zy"@cs . . . "Deoxyrib\u00F3za"@cs . . . . "134.13"^^ . . . "533-67-5" . "2-deoxy-D-rib\u00F3zy"@cs . . "Deoxyrib\u00F3za (deoxyribosa) je monosacharid. Je odvozena od rib\u00F3zy nahrazen\u00EDm druh\u00E9 hydroxylov\u00E9 skupiny (2' OH) atomem vod\u00EDku (2' H). Pod\u00EDl\u00ED se na stavb\u011B deoxyribonukleov\u00E9 kyseliny (DNA), kter\u00E1 je nositelkou d\u011Bdi\u010Dnosti u v\u011Bt\u0161iny organism\u016F na Zemi.P\u0159edpokl\u00E1d\u00E1 se, \u017Ee primitivn\u00ED organismy vyu\u017E\u00EDvaly jen rib\u00F3zu (pota\u017Emo ribonukleovou kyselinu, RNA), deoxyrib\u00F3za se vyvinula pozd\u011Bji, proto\u017Ee je t\u011B\u017E\u0161\u00ED ji vyrobit (v modern\u00EDch organismech se vyr\u00E1b\u00ED z rib\u00F3zy enzymatickou reakc\u00ED, tedy pomoc\u00ED katalytick\u00E9ho proteinu). D\u00EDky deoxyrib\u00F3ze je DNA chemicky stabiln\u011Bj\u0161\u00ED ne\u017E RNA. Rozhoduj\u00EDc\u00ED je pr\u00E1v\u011B chyb\u011Bj\u00EDc\u00ED hydroxylov\u00E1 skupina na 2' uhl\u00EDku \u2013 d\u00EDky tomu nem\u016F\u017Ee vznikat na t\u00E9to pozici 2'-O nukleofil, kter\u00FD by atakoval nap\u0159. fosfodiesterovou vazbu a zp\u016Fsobil zlom ve vl\u00E1kn\u011B nukleov\u00E9 kyseliny."@cs . . "533"^^ . . "D-deoxyrib\u00F3za"@cs . . "315709"^^ . . . "Deoxyrib\u00F3za (deoxyribosa) je monosacharid. Je odvozena od rib\u00F3zy nahrazen\u00EDm druh\u00E9 hydroxylov\u00E9 skupiny (2' OH) atomem vod\u00EDku (2' H)."@cs . "deoxyrib\u00F3zu"@cs . . . "134"^^ . "2572"^^ . "-5"^^ . "deoxyrib\u00F3zou"@cs . . . . . "Deoxyrib\u00F3za"@cs . . . . "(2R,4S,5R)-5-(hydroxymethyl)tetrahydrofuran-2,4-diol"@cs . "16235174"^^ . "91.0"^^ . "21"^^ . . "Deoxyrib\u00F3za - strukturn\u00ED vzorec"@cs . . . "deoxyrib\u00F3za"@cs . "Deoxyrib\u00F3za"@cs . "C5H10O4" . "C5H10O4"@cs . . . "364.15"^^ . "364.15"^^ . . . "deoxyrib\u00F3ze"@cs . . "Deoxyribose structure.svg"@cs .