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NDB ID: AH0018    PDB ID: 1IHA 


Title:

STRUCTURE OF THE HYBRID RNA/DNA R-GCUUCGGC-D[BR]U IN PRESENCE OF RH(NH3)6+++

Molecular Description:

5'-R(*GP*CP*UP*UP*CP*GP*GP*C)-D(P*(BRU))-3'

Structural Keywords:

A DOUBLE HELIX, OVERHANGING BASES

Nucleic Acid Sequence:

Click to show/hide 1 nucleic acid sequences

Protein Sequence:

No Protein Sequence Found

Primary Citation:

Cruse, W., Saludjian, P., Neuman, A., Prange, T.
Destabilizing effect of a fluorouracil extra base in a hybrid RNA duplex compared with bromo and chloro analogues. 
Acta Crystallogr.,Sect.D, 57, pp. 1609 - 1613, 2001.

Experimental Information:

X-RAY DIFFRACTION

Space Group:

C 1 2 1

Cell Constants:

a = 53.8   b = 19.4   c = 50.31 (Ångstroms)

α = 90.0   β = 109.9   γ = 90.0 (degrees)

Refinement:

The structure was refined using the SHELXL-97 program. The R value is 0.161 for 6312 reflections in the resolution range 1.75 to 1.6 Ångstroms with Fobs >  2.0 sigma(Fobs) and with I >  4.0 sigma(I)