2A04

Molecular Recognition of RNA by Neomycin and a Restricted Neomycin Derivative

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	ROTATING ANODE
Source details	RIGAKU
Temperature [K]	103
Detector technology	IMAGE PLATE
Collection date	2002-12-10
Detector	RIGAKU RAXIS IV
Wavelength(s)	1.5418
Spacegroup name	P 21 21 21
Unit cell lengths	49.800, 49.900, 144.600
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	8.000 - 2.950
R-factor	0.2976
Rwork	0.254
R-free	0.31830
Structure solution method	MOLECULAR REPLACEMENT
RMSD bond length	0.009
RMSD bond angle	1.100
Data reduction software	DENZO
Data scaling software	SCALEPACK
Phasing software	SOLVE
Refinement software	CNS (1.0)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	28.500	3.060
High resolution limit [Å]	2.950	2.950
Rmerge	0.127	0.535
Number of reflections	7103
<I/σ(I)>	26.3	2.7
Completeness [%]	99.7	98.5

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	EVAPORATION	6	298	MPD, magnesium sulfate, potassium chloride, sodium chloride, cacodylate, pH 6.0, EVAPORATION, temperature 298K