1XGK

CRYSTAL STRUCTURE OF N12G AND A18G MUTANT NMRA

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	ESRF BEAMLINE ID14-4
Synchrotron site	ESRF
Beamline	ID14-4
Temperature [K]	100
Detector technology	CCD
Collection date	2003-03-07
Detector	ADSC QUANTUM 4
Wavelength(s)	0.9323
Spacegroup name	P 32 2 1
Unit cell lengths	76.610, 76.610, 103.820
Unit cell angles	90.00, 90.00, 120.00

Refinement procedure

Resolution	24.380 - 1.400
R-factor	0.193
Rwork	0.193
R-free	0.23800
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	1k6i
RMSD bond length	0.007
RMSD bond angle	1.500
Data reduction software	DENZO
Data scaling software	SCALEPACK
Phasing software	CNS
Refinement software	CNS (1.1)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	25.000	1.450
High resolution limit [Å]	1.400	1.400
Rmerge	0.092	0.605
Number of reflections	69599
<I/σ(I)>	36.2	2.4
Completeness [%]	99.6	96.2
Redundancy	9.3	4.9

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP	6.5	277	KCL, K/NA DIHYDROGEN PHOSPHATE,TRIS, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K