1KZ1

Mutant enzyme W27G Lumazine Synthase from S.pombe

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	MPG/DESY, HAMBURG BEAMLINE BW6
Synchrotron site	MPG/DESY, HAMBURG
Beamline	BW6
Temperature [K]	295
Detector technology	CCD
Collection date	2001-04-19
Detector	MARRESEARCH
Wavelength(s)	1.05
Spacegroup name	C 2 2 21
Unit cell lengths	110.568, 144.017, 126.355
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	20.000 - 2.000
R-factor	0.19
Rwork	0.187
R-free	0.21200
Structure solution method	MOLECULAR REPLACEMENT
RMSD bond length	0.012
RMSD bond angle	1.590 *
Data reduction software	DENZO
Data scaling software	SCALEPACK
Phasing software	CNS
Refinement software	CNS

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	20.000	2.030
High resolution limit [Å]	2.000	2.000
Rmerge	0.051 *	0.750 *
Number of reflections	66756
Completeness [%]	98.0	98 *
Redundancy	3.8 *

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP	7 *	295	citrate, ammonium dihydrogen phosphate, pH 5.0, VAPOR DIFFUSION, SITTING DROP, temperature 295K

Crystallization Reagents in Literatures

ID	crystal ID	solution	reagent name	concentration (unit)	details
1	1	drop	enzyme	10 (mg/ml)
2	1	drop	potassium phosphate	20 (mM)	pH7.0
3	1	drop		50 (mM)
4	1	reservoir	citrate	0.1 (M)	pH4.9-5.2
5	1	reservoir	sodium formate	1.5 (M)