4UQS

Structure of Bacillus subtilis Nitric Oxide Synthase in complex with 3-Bromo-7-Nitroindazole


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 = 80.42α = 90
b = 94.53β = 90
c = 63.227γ = 90
Symmetry
Space GroupP 21 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315rMIRRORS2014-04-04MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONALS BEAMLINE 8.2.1ALS8.2.1

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
12.1549.799.80.27.45.726866-3
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)
12.152.2199.50.721.33.5

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 4LWA2.155024931133997.590.23130.228630.28306RANDOM52.663
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]
3.93-4.630.69
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg33.432
r_dihedral_angle_4_deg17.079
r_dihedral_angle_3_deg16.867
r_dihedral_angle_1_deg7.135
r_mcangle_it2.403
r_scbond_it2.062
r_angle_refined_deg2.05
r_mcbond_it1.57
r_mcbond_other1.562
r_angle_other_deg0.935
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg33.432
r_dihedral_angle_4_deg17.079
r_dihedral_angle_3_deg16.867
r_dihedral_angle_1_deg7.135
r_mcangle_it2.403
r_scbond_it2.062
r_angle_refined_deg2.05
r_mcbond_it1.57
r_mcbond_other1.562
r_angle_other_deg0.935
r_chiral_restr0.12
r_bond_refined_d0.019
r_gen_planes_refined0.011
r_gen_planes_other0.004
r_bond_other_d0.001
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 Atoms138
Heterogen Atoms64

Software

Software
Software NamePurpose
REFMACrefinement
MOSFLMdata reduction
Aimlessdata scaling
PHASERphasing