3H8E

Low pH native structure of leucine aminopeptidase from Pseudomonas putida


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP5.227811% (w/v) PEG 8000, 0.2 M Na formate, 0.1 M MES-NaOH, pH 5.2, 1 mM NaN3, VAPOR DIFFUSION, HANGING DROP, temperature 278K
Crystal Properties
Matthews coefficientSolvent content
2.5952.52

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 116.946α = 90
b = 116.946β = 90
c = 137.899γ = 120
Symmetry
Space GroupP 63

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 4rMSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID14-30.9300ESRFID14-3

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
12.75101.53599.50.35315.44278312783133.5
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
2.752.999.5

Refinement

Statistics
Diffraction IDStructure Solution MethodResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTION2.75582782813131000.2120.26713.301
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]
5.583-5.7895.673-11.171
RMS Deviations
KeyRefinement Restraint Deviation
c_mcangle_it1.723
c_scangle_it1.429
c_scbond_it0.763
c_mcbond_it0.016
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms7006
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms

Software

Software
Software NamePurpose
SCALAdata scaling
PHASERphasing
CNSrefinement
PDB_EXTRACTdata extraction
ADSCdata collection
MOSFLMdata reduction