4BO8

Crystal structure of 3-oxoacyl-(acyl-carrier-protein) reductase (FabG) from Pseudomonas aeruginosa in complex with 1-(2-amino-4- phenylimidazol-1-yl)-3-(2-fluorophenyl)urea at 2.7A resolution


X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details 0.1 M SODIUM CACODYLATE PH 6.5, 0.2 M SODIUM CHLORIDE, 2 M AMMONIUM SULPHATE, 1MM 1-(2-AMINO- 4-PHENYLIMIDAZOL-1-YL)-3-(2-FLUOROPHENYL)UREA, FINAL PROTEIN CONCENTRATION 5 MG/ML

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 54.06 α = 90
b = 108.57 β = 90
c = 147.78 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315r SAGITALLY FOCUSING GE(220) AND A MULTILAYER 2012-10-09
Diffraction Radiation
Monochromator Protocol
DIAMOND (111), GE(220) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-1 -- ESRF ID14-1

Data Collection

Overall
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
2.7 37.08 96.2 0.18 -- -- 4.2 -- 23723 -- -3.0 21.8
High Resolution Shell
Resolution (High) Resolution (Low) Percent Possible (All) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All)
2.7 2.85 99.7 0.49 -- 2.9 4.1 --

Refinement

Statistics
Structure Solution Method Refinement High Resolution Refinement Low Resolution Cut-off Sigma (I) Cut-off Sigma (F) Number of Reflections (All) Number of Reflections (Observed) Number of Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work R-Free R-Free Selection Details
MOLECULAR REPLACEMENT 2.7 37.11 -- -- -- 22484 1186 95.96 -- 0.25454 0.2521 0.30093 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 2.7 2.77 -- 95 1657 0.267 0.313 -- 99.6
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 29.599
Anisotropic B[1][1] 1.58
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -1.17
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.41
RMS Deviations
Key Refinement Restraint Deviation
r_angle_other_deg 1.248
r_gen_planes_refined 0.006
r_bond_refined_d 0.011
r_dihedral_angle_1_deg 5.382
r_angle_refined_deg 1.457
r_dihedral_angle_2_deg 35.857
r_chiral_restr 0.065
r_dihedral_angle_4_deg 19.564
r_gen_planes_other 0.004
r_bond_other_d 0.006
r_dihedral_angle_3_deg 14.754
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 6906
Nucleic Acid Atoms 0
Heterogen Atoms 51
Solvent Atoms 52

Software

Software
Software Name Purpose
REFMAC refinement version: 5.7.0029
iMOSFLM data reduction
SCALA data scaling
PHASER phasing