7UAM

Structure of human neuronal nitric oxide synthase R354A/G357D mutant heme domain in complex with (6-(3-(4,4-difluoropiperidin-1-yl)propyl)-4-methylpyridin-2-amine)

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	SSRL BEAMLINE BL12-2
Synchrotron site	SSRL
Beamline	BL12-2
Temperature [K]	100
Detector technology	PIXEL
Collection date	2022-02-21
Detector	DECTRIS PILATUS 6M
Wavelength(s)	0.979
Spacegroup name	P 1 21 1
Unit cell lengths	52.379, 117.663, 165.318
Unit cell angles	90.00, 90.29, 90.00

Refinement procedure

Resolution	39.129 - 1.837
R-factor	0.1722
Rwork	0.170
R-free	0.20690
Structure solution method	FOURIER SYNTHESIS
Starting model (for MR)	4uh5
RMSD bond length	0.007
RMSD bond angle	0.936
Data reduction software	XDS
Data scaling software	Aimless (0.2.8)
Phasing software	REFMAC
Refinement software	PHENIX (1.11.1_2575)

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	39.220	39.220	1.870
High resolution limit [Å]	1.837	10.060	1.837
Rmerge	0.167	0.054	2.407
Rmeas	0.177	0.057	2.590
Rpim	0.059	0.018	0.931
Number of reflections	173226	1102	7824
<I/σ(I)>	8.9		0.8
Completeness [%]	99.5	98.4	90.4
Redundancy	9.1	9.8	7.3
CC(1/2)	0.996	0.998	0.462

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP	7.2	277	8% PEG3350 35mM citric acid 65mM Bis-Tris-Propane 10% glycerol 5mM TCEP