4K5E

Structure of neuronal nitric oxide synthase heme domain in complex with (R)-1,2-bis((2-amino-4-methylpyridin-6-yl)-methoxy)-propan-3-amine

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	SSRL BEAMLINE BL9-2
Synchrotron site	SSRL
Beamline	BL9-2
Temperature [K]	100
Detector technology	CCD
Collection date	2011-12-04
Detector	MARMOSAIC 325 mm CCD
Wavelength(s)	1.000
Spacegroup name	P 21 21 21
Unit cell lengths	51.996, 110.666, 164.391
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	32.240 - 1.892
R-factor	0.18164
Rwork	0.180
R-free	0.21182
Structure solution method	FOURIER SYNTHESIS
Starting model (for MR)	1om4
RMSD bond length	0.014
RMSD bond angle	1.417
Data reduction software	HKL-2000
Data scaling software	SCALEPACK
Phasing software	REFMAC
Refinement software	REFMAC

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	50.000	1.930
High resolution limit [Å]	1.892	1.892
Rmerge	0.054	0.585
Number of reflections	75781
<I/σ(I)>	29.9	2.7
Completeness [%]	99.2	99.9
Redundancy	4	3.9

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP	5.8	277	20-22% PEG3350, 0.1 M MES, 0.14-0.20 M ammonium acetate, 10% ethylene glycol, 5 mM GSH, 30 uM SDS, pH 5.8, VAPOR DIFFUSION, SITTING DROP, temperature 277K