1BRN

SUBSITE BINDING IN AN RNASE: STRUCTURE OF A BARNASE-TETRANUCLEOTIDE COMPLEX AT 1.76 ANGSTROMS RESOLUTION

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Spacegroup name	P 1
Unit cell lengths	39.866, 54.286, 29.607
Unit cell angles	107.77, 89.05, 96.37

Refinement procedure

Resolution	6.000 * - 1.760
R-factor	0.19
Rwork	0.190
RMSD bond length	0.010
RMSD bond angle	1.920
Refinement software	X-PLOR

Data quality characteristics

	Overall	Outer shell
High resolution limit [Å]	1.760 *
Rmerge	0.030 *	0.050 *
Total number of observations	34544 *
Number of reflections	18358 *
Completeness [%]	78.0 *	83.8 *

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	other *			NMR *