Sandbox Z-DNA: Difference between revisions

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Adithya Sagar

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 == Comparison of the three helices and helical parameters of DNA ==
-<applet load='A-DNA_ali.pdb' size='330' frame='true' align='right' caption='A-DNA' align ='left' scene ='Sandbox_Z-DNA/A-dna_ali/1'/>
+<applet load='A-DNA_ali.pdb' size='270' frame='true' align='right' caption='A-DNA' align ='left' scene ='Sandbox_Z-DNA/A-dna_ali/1'/>
-<applet load='B-DNA_ali.pdb' size='330' frame='true' align='right' caption='B-DNA' align='left' scene ='Sandbox_Z-DNA/B-dna_ali/1'/>
+<applet load='B-DNA_ali.pdb' size='270' frame='true' align='right' caption='B-DNA' align='left' scene ='Sandbox_Z-DNA/B-dna_ali/1'/>
-<applet load='Z-DNA_ali.pdb' size='330' frame='true' align='right' caption='Z-DNA' align='left' scene ='Sandbox_Z-DNA/Z-dna_ali/1'/>
+<applet load='Z-DNA_ali.pdb' size='270' frame='true' align='right' caption='Z-DNA' align='left' scene ='Sandbox_Z-DNA/Z-dna_ali/1'/>
 <jmol>
    <jmolRadioGroup>
@@ Line 51: / Line 51: @@
 ''Sources''<ref>PMID: 19417072</ref>
+{| class="wikitable" align= "center''
+|-
+!Parameter
+!A-DNA
+!B-DNA
+!Z-DNA
+|-
+|Helix sense ||align="center"| right-handed ||align="center"| right-handed ||align="center"| left-handed
+|-
+|Residues per turn ||align="right"| 11 ||align="right"| 10.5 ||align="right"| 12
+|-
+|Axial rise(A°) ||align="right"| 2.55 ||align="right"| 3.4 ||align="right"| 3.7
+|-
+|Helix pitch(°) ||align="right"| 28 ||align="right"| 34 ||align="right"| 45
+|-
+|Base pair tilt(°) ||align="right"| 20 ||align="right"| −6 ||align="right"| 7
+|-
+|Rotation per residue (°) ||align="right"| 33||align="right"| 36||align="right"|-30
+|-
+|Diameter of helix (A°) ||align="right"| 23||align="right"| 20||align="right"| 18
+|-
+|Glycosidic bond configuration<br\>dA,dT,dC<br\>dG ||align="center"| <br\>anti<br\>anti ||align="center"| <br\>anti<br\>anti ||align="center"| <br\>anti<br\>syn
+|-
+|Sugar pucker<br\>dA,dT,dC<br\>dG ||align="center"| <br\>C3'-endo<br\>C3'-endo ||align="center"|<br\> C2'-endo<br\>C2'-endo ||align="center"| <br\>C2'-endo<br\>C3'-endo
+|-
+|Intrastrand phosphate-phosphate distance (A°)<br\>dA,dT,dC<br\>dG ||align="center"| <br\>5.9<br\>5.9||align="center"| <br\>7.0<br\>7.0||align="center"| <br\>7.0<br\> 5.9
+|-
+|colspan="4"|''Sources:<ref name="Rich1984">PMID:6383204</ref><ref name="Rich1979">PMID: 514347</ref><ref> Sinden, Richard R (1994-01-15). ''DNA structure and function'' (1st ed.). Academic Press. pp. 398. ISBN 0-12-645750-6.</ref>
+|}
 == References ==
 <references/>