2Q35

Crystal Structure of the Y82F variant of ECH2 decarboxylase domain of CurF from Lyngbya majuscula

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	2006-12-07
Detector	MARMOSAIC 300 mm CCD
Wavelength(s)	1.0332
Spacegroup name	H 3 2
Unit cell lengths	106.138, 106.138, 119.497
Unit cell angles	90.00, 90.00, 120.00

Refinement procedure

Resolution	33.360 - 1.650
R-factor	0.169
Rwork	0.167
R-free	0.20400
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	2q34
RMSD bond length	0.012
RMSD bond angle	1.316
Data reduction software	DENZO
Data scaling software	SCALEPACK
Phasing software	PHASER
Refinement software	REFMAC

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	50.000	1.710
High resolution limit [Å]	1.650	1.650
Rmerge	0.061	0.609
Number of reflections	31133
<I/σ(I)>	12.6	3.7
Completeness [%]	99.9	100
Redundancy	10.9	9.6

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP	7.15	277.15	1.5M sodium malonate pH 7.0, 50 mM HEPES pH 6.8, 20 mM Tris pH 7.9, 500 mM NaCl, 10% glycerol, pH 7.15, VAPOR DIFFUSION, HANGING DROP, temperature 277.15K