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NDB ID: ZDF002    PDB ID: 1DCG 


Title:

THE MOLECULAR STRUCTURE OF THE LEFT-HANDED Z-DNA DOUBLE HELIX AT 1.0 ANGSTROM ATOMIC RESOLUTION. GEOMETRY, CONFORMATION, AND IONIC INTERACTIONS OF D(CGCGCG)

Molecular Description:

5'-D(*CP*GP*CP*GP*CP*G)-3'
MAGNESIUM

Structural Keywords:

Z DOUBLE HELIX

Nucleic Acid Sequence:

Click to show/hide 1 nucleic acid sequences

Protein Sequence:

No Protein Sequence Found

Primary Citation:

Gessner, R.V., Frederick, C.A., Quigley, G.J., Rich, A., Wang, A.H.
The molecular structure of the left-handed Z-DNA double helix at 1.0-A atomic resolution. Geometry, conformation, and ionic interactions of d(CGCGCG). 
J.Biol.Chem., 264, pp. 7921 - 7935, 1989.

Experimental Information:

X-RAY DIFFRACTION

Space Group:

P 21 21 21

Cell Constants:

a = 18.01   b = 31.03   c = 44.8 (Ångstroms)

α = 90.0   β = 90.0   γ = 90.0 (degrees)

Refinement:

The structure was refined using the NUCLSQ program. The R value is 0.175 for 10893 reflections in the resolution range 0.0 to 1.0 Ångstroms with Fobs >  2.0 sigma(Fobs) and with I >  0.0 sigma(I)