4KCD

Crystal Structure of the NMDA Receptor GluN3A Ligand Binding Domain Apo State

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	APS BEAMLINE 22-ID
Synchrotron site	APS
Beamline	22-ID
Temperature [K]	100
Detector technology	CCD
Collection date	2008-02-14
Detector	MARMOSAIC 300 mm CCD
Wavelength(s)	1.00000
Spacegroup name	P 21 21 21
Unit cell lengths	75.029, 83.885, 99.139
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	29.449 - 1.680
R-factor	0.1557
Rwork	0.154
R-free	0.18400
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	2rc7
RMSD bond length	0.010
RMSD bond angle	1.307
Data reduction software	HKL-2000
Data scaling software	HKL-2000
Phasing software	PHASER
Refinement software	PHENIX ((phenix.refine: 1.7.3_928))

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	30.000	1.740
High resolution limit [Å]	1.680	1.680
Rmerge	0.059	0.340
Number of reflections	72079
<I/σ(I)>	27.9	6.9
Completeness [%]	98.9	97.9
Redundancy	7.1	7.1

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION	5.4	293	10% PEG 6K, 0.1 M MES, 0.12 M NaCl, pH 5.4, VAPOR DIFFUSION, temperature 293K