3DFY

Crystal structure of apo dipeptide epimerase from Thermotoga maritima

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	2007-09-15
Detector	ADSC QUANTUM 4
Wavelength(s)	0.97915
Spacegroup name	P 1 21 1
Unit cell lengths	104.808, 165.142, 209.641
Unit cell angles	90.00, 96.06, 90.00

Refinement procedure

Resolution	25.000 - 2.100
R-factor	0.246
Rwork	0.246
R-free	0.27700
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	1tkk
RMSD bond length	0.006
RMSD bond angle	1.300
Data reduction software	DENZO
Data scaling software	SCALEPACK
Phasing software	BALBES
Refinement software	CNS (1.1)

Data quality characteristics

	Overall
Low resolution limit [Å]	25.000
High resolution limit [Å]	2.100
Rmerge	0.064
Number of reflections	407187
Completeness [%]	98.9

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP	7.5	293	10% PEG 6000, 5% MPD, 0.1 M Hepes, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293.0K