1E0Y

Structure of the D170S/T457E double mutant of vanillyl-alcohol oxidase

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	EMBL/DESY, HAMBURG BEAMLINE X11
Synchrotron site	EMBL/DESY, HAMBURG
Beamline	X11
Temperature [K]	100
Detector technology	IMAGE PLATE
Collection date	1999-10-15
Detector	MARRESEARCH
Spacegroup name	I 4
Unit cell lengths	131.281, 131.281, 134.355
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	20.000 - 2.750
R-factor	0.225
Rwork	0.225
R-free	0.28700
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	1vao
RMSD bond length	0.009
RMSD bond angle	0.036
Data reduction software	MOSFLM
Data scaling software	CCP4
Phasing software	CCP4
Refinement software	REFMAC

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	20.000	2.900
High resolution limit [Å]	2.750	2.750
Rmerge	0.110	0.371 *
Total number of observations	69063 *
Number of reflections	28714
<I/σ(I)>	6.4	2.7
Completeness [%]	97.3	95
Redundancy	2.4	2.2

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	Vapor diffusion, hanging drop *	7.5 *		pH 4.60

Crystallization Reagents in Literatures

ID	crystal ID	solution	reagent name	concentration (unit)	details
1	1	drop	protein	10 (mg/ml)
2	1	drop	potassium phosphate	50 (mM)
3	1	reservoir	sodium acetate/hydrochloride	100 (mM)
4	1	reservoir	PEG4000	3 (%(w/v))