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NDB ID: URF042    PDB ID: 1OSU 


Title:

STRUCTURE OF THE RNA HEXAMER, R(UUCGCG), WITH A 5'-UU-OVERHANG EXHIBITING HOOGSTEEN-LIKE TRANS U-U BASE PAIRS

Molecular Description:

5'-R(*UP*UP*CP*GP*CP*G)-3'

Structural Keywords:

A DOUBLE HELIX, NICKED, OVERHANGING BASE

Nucleic Acid Sequence:

Click to show/hide 1 nucleic acid sequences

Protein Sequence:

No Protein Sequence Found

Primary Citation:

Wahl, M.C., Rao, S.T., Sundaralingam, M.
The structure of r(UUCGCG) has a 5'-UU-overhang exhibiting Hoogsteen-like trans U.U base pairs. 
Nat.Struct.Biol., 3, pp. 24 - 31, 1996.

Experimental Information:

X-RAY DIFFRACTION

Space Group:

C 2 2 21

Cell Constants:

a = 30.6   b = 34.0   c = 29.2 (Ångstroms)

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

Refinement:

The structure was refined using the X-PLOR program. The R value is 0.161 for 2991 reflections in the resolution range 8.0 to 1.4 Ångstroms with Fobs >  2.0 sigma(Fobs) and with I >  0.0 sigma(I)