THOÂNG TIN DI<br />
TRUYEÀN THÖÏC VAÄT<br />
<br />
CAÁU TRUÙC<br />
VAØ MOÄT SOÁ ÑAËC TÍNH CUÛA DNA<br />
<br />
Söï saép xeáp caùc thaønh phaàn trong DNA<br />
Caáu truùc taùc ñoäng tôùi chöùc naêng<br />
<br />
1<br />
<br />
Thaønh phaàn DNA:<br />
Nucleotide:<br />
N: nhoùm bazô (base) N : lieân keát boå sung<br />
vôùi maïch ñoái dieän<br />
P: nhoùm Phosphate hình thaønh ñieän tích aâm<br />
C: ñöôøng deoxyribose<br />
<br />
Deoxy<br />
<br />
Nucleotide<br />
<br />
Adenosine Mono Phosphate (AMP)<br />
Phosphate<br />
<br />
-<br />
<br />
HO<br />
<br />
H+<br />
Nucleotide<br />
<br />
OH<br />
P<br />
<br />
O<br />
<br />
Base<br />
<br />
NH2<br />
<br />
N<br />
<br />
H<br />
O<br />
<br />
H<br />
N<br />
<br />
5’CH2<br />
<br />
O<br />
1’<br />
<br />
4’<br />
Ñöôøng Ribose<br />
<br />
3’<br />
<br />
OH<br />
<br />
N<br />
N<br />
Nucleoside<br />
<br />
2’<br />
<br />
H<br />
OH<br />
<br />
2<br />
<br />
3<br />
<br />
DNA vs. Coca-Cola<br />
CocaCola<br />
<br />
DNA<br />
Ñoä hoøøa tan<br />
ho<br />
<br />
Ñöôøng<br />
Ñöô ng<br />
(Sucrose)<br />
(Sucrose)<br />
<br />
Ñöôøng<br />
Ñöô ng<br />
(Dexoyribose)<br />
(Dexoyribose)<br />
<br />
Cao<br />
<br />
Phosphate<br />
(PO4- acid)<br />
<br />
Phosphate<br />
<br />
Trung bình<br />
bì<br />
<br />
N (caffeine)<br />
<br />
Bases<br />
(A,T,C,G)<br />
<br />
Raáát thaááp<br />
Ra tha<br />
<br />
4<br />
<br />
Purines<br />
NH2<br />
Adenine<br />
N<br />
N<br />
N<br />
<br />
O<br />
CH3<br />
<br />
O<br />
<br />
(DNA)<br />
<br />
N<br />
Guanine<br />
NH<br />
<br />
N<br />
<br />
Thymine<br />
<br />
NH2<br />
<br />
Uracil<br />
(RNA)<br />
<br />
NH<br />
<br />
N<br />
O<br />
<br />
N<br />
N<br />
<br />
Pyrimidines<br />
<br />
NH<br />
<br />
O<br />
<br />
N<br />
<br />
O<br />
<br />
NH2<br />
Cytosine<br />
N<br />
N<br />
<br />
O<br />
<br />
5<br />
<br />