2OKQ

Crystal structure of unknown conserved ybaA protein from Shigella flexneri

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	APS BEAMLINE 23-ID-B
Synchrotron site	APS
Beamline	23-ID-B
Temperature [K]	100
Detector technology	CCD
Collection date	2006-10-29
Detector	MARRESEARCH
Wavelength(s)	0.97857
Spacegroup name	P 41 21 2
Unit cell lengths	61.843, 61.843, 137.320
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	20.390 - 1.800
R-factor	0.18494
Rwork	0.183
R-free	0.22635
Structure solution method	SAD
RMSD bond length	0.012
RMSD bond angle	1.279
Data reduction software	HKL-2000
Data scaling software	HKL-2000
Phasing software	SHARP
Refinement software	REFMAC (5.2.0019)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	25.000	1.860
High resolution limit [Å]	1.800	1.800
Rmerge	0.045	0.254
Number of reflections	25474
<I/σ(I)>	36.1	5.3
Completeness [%]	99.7	99.1
Redundancy	6.1	4.9

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP	6.5	295	0.5M Sodium chloride, 1.6M Sodium citrate tribasic dihydrate, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 295K
1	VAPOR DIFFUSION, SITTING DROP	6.5	295	0.5M Sodium chloride, 1.6M Sodium citrate tribasic dihydrate, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 295K