4CU1

Structure of bovine endothelial nitric oxide synthase heme domain in complex with 6-[(2S)-3-amino-2-{5-[2-(6-amino-4-methylpyridin-2-yl)ethyl]pyridin-3-yl}propyl]-4-methylpyridin-2-amine


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1620-22% PEG3350, 0.1 M CACODYLATE, 150-200 MM MG ACETATE, 5 MM TCEP, pH 6.0
Crystal Properties
Matthews coefficientSolvent content
2.550.7

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 57.335α = 90
b = 105.17β = 90
c = 155.044γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315rMIRRORS2014-02-28MSINGLE 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
11.950990.0828.54.774481-3
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)
11.91.9399.811.24.2

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 DIFFRACTIONOTHERTHROUGHOUTNONE1.8987.0470704370498.570.171430.169710.20479RANDOM46.015
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]
1.99-0.82-1.17
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.663
r_dihedral_angle_4_deg17.124
r_dihedral_angle_3_deg16.869
r_dihedral_angle_1_deg5.933
r_scbond_it3.205
r_mcangle_it2.765
r_mcbond_it1.897
r_angle_refined_deg1.552
r_chiral_restr0.104
r_bond_refined_d0.011
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.663
r_dihedral_angle_4_deg17.124
r_dihedral_angle_3_deg16.869
r_dihedral_angle_1_deg5.933
r_scbond_it3.205
r_mcangle_it2.765
r_mcbond_it1.897
r_angle_refined_deg1.552
r_chiral_restr0.104
r_bond_refined_d0.011
r_gen_planes_refined0.008
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
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_mcbond_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 Atoms6441
Nucleic Acid Atoms
Solvent Atoms295
Heterogen Atoms197

Software

Software
Software NamePurpose
REFMACrefinement
HKL-2000data reduction
SCALEPACKdata scaling
REFMACphasing