2DQM

Crystal Structure of Aminopeptidase N complexed with bestatin


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2DQ6 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.4293the crystal is soaked in 2.2M ammonium sulfate, 0.1M MES pH 6.4, 1mM bestatin. , VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
3.6165.92

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 120.417α = 90
b = 120.417β = 90
c = 170.859γ = 120
Symmetry
Space GroupP 31 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 2102005-04-15MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONPHOTON FACTORY BEAMLINE AR-NW12A1.0000Photon FactoryAR-NW12A

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
11.65099.40.06818.86.4187171187171
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
1.61.6996.80.3013.93.926404

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONFOURIER SYNTHESISTHROUGHOUT2DQ61.620186955186955939599.30.1820.194random
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
c_dihedral_angle_d22.7
c_angle_deg1.28
c_improper_angle_d0.776
c_bond_d0.005
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms6949
Nucleic Acid Atoms
Solvent Atoms946
Heterogen Atoms33

Software

Software
Software NamePurpose
ADSCdata collection
MOSFLMdata reduction
CNSrefinement
CNSphasing