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NDB ID: UR0185    PDB ID: 3GAO 


Title:

CRYSTAL STRUCTURE OF THE GUANINE RIBOSWITCH BOUND TO XANTHINE.

Molecular Description:

Guanine riboswitch

Structural Keywords:

SINGLE STRAND, HAIRPIN LOOP

Nucleic Acid Sequence:

Click to show/hide 1 nucleic acid sequences

Protein Sequence:

No Protein Sequence Found

Primary Citation:

Gilbert, S.D., Reyes, F.E., Edwards, A.L., Batey, R.T.
Adaptive ligand binding by the purine riboswitch in the recognition of Guanine and adenine analogs. 
Structure, 17, pp. 857 - 868, 2009.

Experimental Information:

X-RAY DIFFRACTION

Space Group:

C 1 2 1

Cell Constants:

a = 131.351   b = 35.099   c = 42.248 (Ångstroms)

α = 90.0   β = 90.38   γ = 90.0 (degrees)

Refinement:

The structure was refined using the CNS 1.2 program. The R value is 0.21 for 14873 reflections in the resolution range 19.49 to 1.9 Ångstroms with Fobs >  0.0 sigma(Fobs) and with I >  0.0 sigma(I)