5AHN

IMP-bound form of the D199N mutant of IMPDH from Pseudomonas aeruginosa


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 4DQWPDB ENTRY 4DQW

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1PEG 4000 10%, MES 0.1 M PH 7, MGCL2 0.2 M
Crystal Properties
Matthews coefficientSolvent content
2.755

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 116.551α = 90
b = 116.551β = 90
c = 58.247γ = 90
Symmetry
Space GroupI 4

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS 6M2011-12-16MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSOLEIL BEAMLINE PROXIMA 1SOLEILPROXIMA 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
11.6582.298.60.0320.13.5463361.123.447
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)
11.651.7490.90.452.22.6

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTPDB ENTRY 4DQW1.65236.8571.3645339228496.570.16220.16120.181523.3
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]
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d12.99
f_angle_d1.62
f_chiral_restr0.053
f_bond_d0.011
f_plane_restr0.007
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2134
Nucleic Acid Atoms
Solvent Atoms340
Heterogen Atoms25

Software

Software
Software NamePurpose
PHENIXrefinement
XDSdata reduction
SCALAdata scaling
PHASERphasing