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NDB ID: UR0187    PDB ID: 3G4M 


Title:

CRYSTAL STRUCTURE OF GUANINE RIBOSWITCH BOUND TO 2-AMINOPURINE

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 = 127.43   b = 35.16   c = 42.24 (Ångstroms)

α = 90.0   β = 91.18   γ = 90.0 (degrees)

Refinement:

The structure was refined using the CNS 1.2 program. The R value is 0.229 for 13374 reflections in the resolution range 19.92 to 2.4 Ångstroms with Fobs >  0.0 sigma(Fobs) and with I >  0.0 sigma(I)