4AG3

Crystal structure of 3-ketoacyl-(acyl-carrier-protein) reductase (FabG) from Pseudomonas aeruginosa in complex with NADPH at 1.8A resolution


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 4AFNPDB ENTRY 4AFN

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
17.80.1 M TRIS-HCL PH 7.8, 10% (W/V) PEG3350, PROTEIN CONCENTRATION 8 MG/ML; THEN SOAKED WITH 5.5 MM NADPH FOR 19 H
Crystal Properties
Matthews coefficientSolvent content
2.2846.17

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 78.2α = 90
b = 112.21β = 90
c = 116.98γ = 90
Symmetry
Space GroupP 2 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC CCDTOROIDAL MIRROR2011-03-14MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID14-4ESRFID14-4

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
11.846.8499.90.110.74.895761-316.3
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)
11.81.91000.473.24.9

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 4AFN1.880.9890824479399.710.160110.158410.19246RANDOM20.913
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]
-1.62-1.282.9
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg33.14
r_dihedral_angle_4_deg12.744
r_dihedral_angle_3_deg12.332
r_dihedral_angle_1_deg5.52
r_scangle_it3.682
r_scbond_it2.34
r_angle_refined_deg1.473
r_mcangle_it1.473
r_mcbond_it0.838
r_chiral_restr0.109
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg33.14
r_dihedral_angle_4_deg12.744
r_dihedral_angle_3_deg12.332
r_dihedral_angle_1_deg5.52
r_scangle_it3.682
r_scbond_it2.34
r_angle_refined_deg1.473
r_mcangle_it1.473
r_mcbond_it0.838
r_chiral_restr0.109
r_bond_refined_d0.017
r_gen_planes_refined0.007
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_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 Atoms6999
Nucleic Acid Atoms
Solvent Atoms477
Heterogen Atoms248

Software

Software
Software NamePurpose
REFMACrefinement
iMOSFLMdata reduction
SCALAdata scaling
MOLREPphasing