Experiment: 4KX9

 4KX9

Crystal structure of human aminopeptidase A complexed with arginine


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP72771.6 M sodium citrate pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 277K
Crystal Properties
Matthews coefficientSolvent content
3.3863.64

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 142.272α = 90
b = 142.272β = 90
c = 237.233γ = 120
Symmetry
Space GroupP 64 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray2012-07-13MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONALS BEAMLINE 4.2.2ALS4.2.2

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
12.255067214

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT2.2545.5963811340399.350.166790.163220.23355RANDOM36.256
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]
-1.27-1.27-1.274.12
RMS Deviations
KeyRefinement Restraint Deviation
r_sphericity_free82.419
r_sphericity_bonded38.896
r_dihedral_angle_2_deg36.855
r_dihedral_angle_4_deg21.014
r_dihedral_angle_3_deg16.997
r_dihedral_angle_1_deg5.731
r_rigid_bond_restr1.617
r_angle_refined_deg1.245
r_chiral_restr0.084
r_bond_refined_d0.008
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms7144
Nucleic Acid Atoms
Solvent Atoms614
Heterogen Atoms237

Software

Software
Software NamePurpose
REFMACrefinement