4UQR

Structure of Bacillus subtilis Nitric Oxide Synthase in complex with N-omega-Nitro-L-Arginine


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 4LWAPDB ENTRY 4LWA

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
17.660 MM BIS-TRIS METHANE/40 MM CITRIC ACID PH 7.6, 15% (VOL/VOL) PEG 3350, 1.9% (VOL/VOL) 1-PROPANOL
Crystal Properties
Matthews coefficientSolvent content
2.8857.23

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 80.606α = 90
b = 94.82β = 90
c = 62.892γ = 90
Symmetry
Space GroupP 21 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315rMIRRORS2013-06-03MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSSRL BEAMLINE BL7-1SSRLBL7-1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
11.7261.4197.90.0612.54.450723-3
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.721.7594.20.561.93.6

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY 4LWA1.725048103258497.570.169590.168050.19912RANDOM29.252
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]
-0.63-1.932.56
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg32.363
r_dihedral_angle_4_deg18.206
r_dihedral_angle_3_deg13.817
r_dihedral_angle_1_deg6.034
r_scbond_it2.476
r_mcangle_it2.377
r_angle_refined_deg1.765
r_mcbond_it1.54
r_mcbond_other1.522
r_angle_other_deg0.9
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg32.363
r_dihedral_angle_4_deg18.206
r_dihedral_angle_3_deg13.817
r_dihedral_angle_1_deg6.034
r_scbond_it2.476
r_mcangle_it2.377
r_angle_refined_deg1.765
r_mcbond_it1.54
r_mcbond_other1.522
r_angle_other_deg0.9
r_chiral_restr0.123
r_bond_refined_d0.012
r_gen_planes_refined0.009
r_gen_planes_other0.006
r_bond_other_d0.002
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcangle_other
r_scbond_other
r_scangle_it
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2941
Nucleic Acid Atoms
Solvent Atoms327
Heterogen Atoms123

Software

Software
Software NamePurpose
REFMACrefinement
MOSFLMdata reduction
Aimlessdata scaling
PHASERphasing