Covenlent structure In a dna structure. the different nucleotides are covalently joined to form a long polymer chain covalent bonding between the phosphates and sugars
Covenlent structure • In a DNA structure,the different nucleotides are covalently joined to form a long polymer chain covalent bonding between the phosphates and sugars
3, 5 Phosphodiester bonds NH, NHe N C-I A O -OCH NH? N OH H H N NN 0 0 P=P-0CH oH H oH H
3,5 Phosphodiester bonds 5’ 5’ 3’ 3’
Polymer basel base H 03 35 00 0.0 DNA
Polymer
DNA sequence The dna sequence is the sequence ofA, c, G and T along the dNA molecule which carries the genetic information 5-ACTTTCAGACC-3 In a dNa strand n nucleotides long, the number of different possible sequences(or messages)is
DNA sequence • The DNA sequence is the sequence of A, C, G and T along the DNA molecule which carries the genetic information. • 5’-ACTTTCAGACC-3’ • In a DNA strand n nucleotides long,the number of different possible sequences(or messages) is 4 n
DNA sequence 5闻园回圆3 OH B 5 pApTpCpGpApTpCpG-OH3 2 R 5′ PATCGATCG-OH3 ATCGATCG
P R B 3’ 2’ 5’ 1’ A T C G A T C G P OH 5’ 3’ 5’ pApTpCpGpApTpCpG-OH 3’ 5’ pATCGATCG-OH 3’ ATCGATCG DNAsequence