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NDB ID: UDF036    PDB ID: 244D 


Title:

THE HIGH-RESOLUTION CRYSTAL STRUCTURE OF A PARALLEL-STRANDED GUANINE TETRAPLEX

Molecular Description:

5'-D(*TP*GP*GP*GP*GP*T)-3'

Deposited:

1995-10-19

Released:

1996-02-23

Structural Keywords:

QUADRUPLE HELIX, PARALLEL-STRANDED

Nucleic Acid Sequence:

Click to show/hide 1 nucleic acid sequences

Protein Sequence:

No Protein Sequence Found

Primary Citation:

Laughlan, G., Murchie, A.I., Norman, D.G., Moore, M.H., Moody, P.C., Lilley, D.M., Luisi, B.
The high-resolution crystal structure of a parallel-stranded guanine tetraplex. 
Science, 265, pp. 520 - 524, 1994.

Experimental Information:

X-RAY DIFFRACTION

Space Group:

P 1

Cell Constants:

a = 28.76   b = 35.47   c = 56.77 (Ångstroms)

α = 74.39   β = 77.64   γ = 89.73 (degrees)

Refinement:

The structure was refined using the SHELX-93 program. The R value is 0.124 for 65264 reflections in the resolution range 8.0 to 1.2 Ångstroms with Fobs >  0.0 sigma(Fobs) and with I >  0.0 sigma(I)