2Q94

E. coli methionine aminopeptidase Mn-form with inhibitor A04


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.529110-15% PEG 20000, 0.1 M MES (pH 6.5), vapor diffusion, hanging drop, temperature 291K
Crystal Properties
Matthews coefficientSolvent content
1.9536.77

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 38.199α = 90
b = 60.605β = 104.8
c = 50.624γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-rayIMAGE PLATERIGAKU RAXIS IVMSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU1.5418

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)R Sym 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
11.6319.91399.30.0440.04412.13.627719
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
1.631.72980.3630.36323.53958

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENT1XNZ1.6319.9127701275899.20.2130.23821.589
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]
0.357-0.558-1.120.763
RMS Deviations
KeyRefinement Restraint Deviation
c_scangle_it2.714
c_scbond_it1.873
c_mcangle_it1.67
c_angle_d1.322
c_mcbond_it1.165
c_bond_d0.005
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2035
Nucleic Acid Atoms
Solvent Atoms194
Heterogen Atoms22

Software

Software
Software NamePurpose
SCALAdata scaling
MOLREPphasing
CNSrefinement
PDB_EXTRACTdata extraction
MOSFLMdata reduction