1ZBR

Crystal Structure of the Putative Arginine Deiminase from Porphyromonas gingivalis, Northeast Structural Genomics Target PgR3

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	NSLS BEAMLINE X4A
Synchrotron site	NSLS
Beamline	X4A
Temperature [K]	100
Detector technology	CCD
Collection date	2005-03-05
Detector	ADSC QUANTUM 4
Wavelength(s)	0.97928
Spacegroup name	P 21 21 21
Unit cell lengths	50.824, 86.049, 144.641
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	29.900 - 2.600
R-factor	0.21
Rwork	0.210
R-free	0.28900
Structure solution method	SAD
RMSD bond length	0.007
RMSD bond angle	1.200
Data reduction software	DENZO
Data scaling software	SCALEPACK
Phasing software	SnB
Refinement software	CNS (1.1)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	30.000	2.690
High resolution limit [Å]	2.600	2.600
Rmerge	0.097	0.331
Number of reflections	37449
<I/σ(I)>	161.5	5.97
Completeness [%]	99.9	100
Redundancy	6.3	6.2

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP	7.5	293	100 mM HEPES, 10% isopropanol, 20% PEG4K, 5 DTT, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K