4DYO

Crystal Structure of Human Aspartyl Aminopeptidase (DNPEP) in complex with Aspartic acid Hydroxamate


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2IJZPDB ENTRY 2IJZ

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP8293.1515% PEG3350, 0.25 M magnesium chloride, 0.1 M Tris, pH 8.0, VAPOR DIFFUSION, SITTING DROP, temperature 293.15K
Crystal Properties
Matthews coefficientSolvent content
2.8556.78

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 244.595α = 90
b = 244.595β = 90
c = 244.595γ = 90
Symmetry
Space GroupF 4 3 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315Kirkpatrick Baez bimorph mirror pair2009-11-25MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONDIAMOND BEAMLINE I030.9763DiamondI03

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
12.256.1199.60.17910.410.8321923218528.5
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)
12.22.3297.50.8332.284486

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (I)Number Reflections (All)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 2IJZ2.254.6923218530955123099.50.1560.15470.1947RANDOM25.863
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
r_sphericity_free40.498
r_dihedral_angle_2_deg38.45
r_dihedral_angle_4_deg16.824
r_dihedral_angle_3_deg13.794
r_scangle_it9.385
r_scbond_it7.211
r_dihedral_angle_1_deg6.516
r_mcangle_it4.217
r_sphericity_bonded3.031
r_mcbond_it2.781
RMS Deviations
KeyRefinement Restraint Deviation
r_sphericity_free40.498
r_dihedral_angle_2_deg38.45
r_dihedral_angle_4_deg16.824
r_dihedral_angle_3_deg13.794
r_scangle_it9.385
r_scbond_it7.211
r_dihedral_angle_1_deg6.516
r_mcangle_it4.217
r_sphericity_bonded3.031
r_mcbond_it2.781
r_angle_refined_deg1.522
r_angle_other_deg0.932
r_mcbond_other0.867
r_chiral_restr0.095
r_bond_refined_d0.015
r_gen_planes_refined0.008
r_bond_other_d0.001
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3531
Nucleic Acid Atoms
Solvent Atoms321
Heterogen Atoms49

Software

Software
Software NamePurpose
GDAdata collection
PHASERphasing
REFMACrefinement
MOSFLMdata reduction
SCALAdata scaling