Experiment: 3HSO

Ternary structure of neuronal nitric oxide synthase with NHA and NO bound(1)

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1LZX	PDB CODE 1LZX

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		5.8	278	PEG3350, MES, ammonium acetate, SDS, GSH, pH 5.8, VAPOR DIFFUSION, SITTING DROP, temperature 278K

Crystal Properties
Matthews coefficient	Solvent content
2.41	49.03

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 51.83	α = 90
b = 110.44	β = 90
c = 164.64	γ = 90

Symmetry
Space Group	P 21 21 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD	ADSC QUANTUM 315	MIRROR	2006-08-23	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL1-5		SSRL	BL1-5

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym I (Observed)	Net I Over Average Sigma (I)	Redundancy	Number Reflections (All)	Number Reflections (Observed)	Observed Criterion Sigma (F)	Observed Criterion Sigma (I)	B (Isotropic) From Wilson Plot
1	2.02	50	94.2	0.037	0.037	21.4	3.3		59511		-3	35.6

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	2.02	2.14	91		0.256	0.256	3.4	2.5

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	Mean Isotropic B
X-RAY DIFFRACTION	FOURIER SYNTHESIS	PDB CODE 1LZX	2.02	49.15	1.99	59468	2983	94.2	0.175	0.172	0.1695	0.224	0.2213

Temperature Factor Modeling
Anisotropic B[1][1]	Anisotropic B[1][2]	Anisotropic B[1][3]	Anisotropic B[2][2]	Anisotropic B[2][3]	Anisotropic B[3][3]

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	18.674
f_angle_d	1.424
f_chiral_restr	0.102
f_bond_d	0.015
f_plane_restr	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6781
Nucleic Acid Atoms
Solvent Atoms	441
Heterogen Atoms	159

Software

Software
Software Name	Purpose
PHENIX	refinement
REFMAC	refinement
Blu-Ice	data collection
XDS	data reduction
XDS	data scaling
REFMAC	phasing