Experiment: 2NOX

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	295	1.0 M sodium citrate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
2.36	47.87

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 72.544	α = 66.97
b = 132.121	β = 85.06
c = 139.95	γ = 89.89

Symmetry
Space Group	P 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray					2005-01-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X25	1.1	NSLS	X25

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	2.21	50	95.8	0.074	0.074	10.7	2.1	224640	224640

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.21	2.29	80.5		0.974		2	18873

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB entry 1YW0	2.4	50.12	170159	170159	8503	93.5	0.21	0.21	0.21	0.27	RANDOM	45.446

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]
0.62	-0.06	-1.34	0.32	0.27	-0.93

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.57
r_dihedral_angle_3_deg	18.632
r_dihedral_angle_4_deg	18.406
r_scangle_it	7.762
r_scbond_it	6.338
r_mcangle_it	5.842
r_dihedral_angle_1_deg	5.392
r_mcbond_it	4.168
r_angle_refined_deg	1.487
r_nbtor_refined	0.324

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.57
r_dihedral_angle_3_deg	18.632
r_dihedral_angle_4_deg	18.406
r_scangle_it	7.762
r_scbond_it	6.338
r_mcangle_it	5.842
r_dihedral_angle_1_deg	5.392
r_mcbond_it	4.168
r_angle_refined_deg	1.487
r_nbtor_refined	0.324
r_symmetry_vdw_refined	0.296
r_symmetry_hbond_refined	0.246
r_nbd_refined	0.245
r_xyhbond_nbd_refined	0.219
r_chiral_restr	0.093
r_bond_refined_d	0.012
r_gen_planes_refined	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	34146
Nucleic Acid Atoms
Solvent Atoms	1543
Heterogen Atoms	688

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
ADSC	data collection
HKL-2000	data reduction
CNS	phasing

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.