2ZC8

Crystal structure of N-Acylamino Acid Racemase from Thermus thermophilus HB8

Experimental procedure

Experimental method	MAD
Source type	SYNCHROTRON
Source details	SPRING-8 BEAMLINE BL44B2
Synchrotron site	SPring-8
Beamline	BL44B2
Temperature [K]	100
Detector technology	CCD
Collection date	2004-02-27
Detector	MAR CCD 165 mm
Wavelength(s)	1.0702, 1.0713, 1.0716
Spacegroup name	I 4
Unit cell lengths	136.709, 136.709, 86.664
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	26.840 - 1.950
R-factor	0.169
Rwork	0.169
R-free	0.20400
Structure solution method	MAD
RMSD bond length	0.014
RMSD bond angle	1.600
Data reduction software	HKL-2000
Data scaling software	HKL-2000
Phasing software	SOLVE
Refinement software	CNS (1.2)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	50.000	2.020
High resolution limit [Å]	1.950	1.950
Number of reflections	58049
<I/σ(I)>	11.9	6.6
Completeness [%]	99.6	99.5
Redundancy	13.6

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP	7.2	293	0.1M HEPES, 10%(w/v) PEG 6000, 12%(v/v) MPD, 10%(v/v) glycerol, pH 7.2, VAPOR DIFFUSION, SITTING DROP, temperature 293K